Double-sprayer switching device for 3D printer

A 3D printer and switching device technology, applied in the field of 3D printing, can solve problems such as high cost and complex structure of single motor extrusion head, and achieve the effect of simple structure, strong practicability and convenient installation

Pending Publication Date: 2018-01-19
SHANGHAI FUSION TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

A single-motor extrusion head with multiple extrusion lines is complex and expensive

Method used

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  • Double-sprayer switching device for 3D printer
  • Double-sprayer switching device for 3D printer
  • Double-sprayer switching device for 3D printer

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0043] The implementation of the present invention will be illustrated by specific specific examples below, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

[0044] Please refer to attached picture. It should be noted that the structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification, for those who are familiar with this technology to understand and read, and are not used to limit the implementation of the present invention. Limiting conditions, so it has no technical substantive meaning, any modification of structure, change of proportional relationship or adjustment of size, without affecting the effect and purpose of the present invention, should still fall within the scope of the present invention. The disclosed technical content must be within the scope covered. At the...

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PUM

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Abstract

The invention provides a double-sprayer switching device for a 3D printer. The double-sprayer switching device for the 3D printer comprises two switch blocks of a mutual mirror structure, a rotation piece and two elastic pieces. The two switch blocks are installed on two sprayer devices. Each switch block is provided with a pressure bearing portion. Each pressure bearing portion comprises a downward pressing station stopping portion, a pressure transferring portion and a return station stopping portion, wherein the pressing station stopping portion, the pressure transferring portion and the return station stopping portion are sequentially connected. The rotation piece is connected with a machine shell. Two pressing pieces are arranged on the rotating piece. The two elastic pieces are arranged on the two sprayer devices in a sleeving manner. The elastic pieces support the switch blocks. The rotating pieces can rotate in a reciprocating manner. The rotating piece drives the pressing pieces to move on the pressure bearing portions. When the pressing pieces move from the return station stopping portions to the downward pressing station stopping portions, the pressing pieces push the pressure transferring portions to move downwards. When the pressing pieces move on the downward pressing station stopping portions or the return station stopping portions, the pressure bearing portionskeep the stopped state. The double-sprayer switching device for the 3D printer can eliminate the phenomenon that in the 3D print process, the double sprayer devices scratch each other, and the sprayerdevices have high locating precision and high repeated locating precision in the movement process.

Description

technical field [0001] The invention relates to the technical field of 3D printing, in particular to a dual nozzle switching device for a 3D printer. Background technique [0002] 3D printing is a kind of rapid prototyping technology. It is a technology based on digital model files and using bondable materials such as powdered metal or plastic to construct objects by layer-by-layer printing. 3D printing is usually achieved using digital technology material printers. It is often used to make models in the fields of mold manufacturing and industrial design, and is gradually used in the direct manufacture of some products. There are already parts printed using this technology. The technology has applications in jewelry, footwear, industrial design, architecture, engineering and construction, automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields. During the printing process, under normal c...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B29C64/205B33Y30/00
CPCB33Y30/00B29C64/209B29C64/227
Inventor 李健喆封华宗俊杰龙旺平
Owner SHANGHAI FUSION TECH CO LTD
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