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    Publication numberCN105252774 A
    Publication typeApplication
    Application numberCN 201510798465
    Publication dateJan 20, 2016
    Filing dateNov 19, 2015
    Priority dateNov 19, 2015
    Publication number201510798465.0, CN 105252774 A, CN 105252774A, CN 201510798465, CN-A-105252774, CN105252774 A, CN105252774A, CN201510798465, CN201510798465.0
    Inventors周宏志, 邵喜明
    Applicant吴江中瑞机电科技有限公司
    Export CitationBiBTeX, EndNote, RefMan
    External Links: SIPO, Espacenet
    Generating method for multiple contour scanning paths for additive manufacturing
    CN 105252774 A
    Abstract
    The invention discloses a generating method for multiple contour scanning paths for additive manufacturing. The generating method comprises the following steps: S1: slicing a to-be-printed component 3D model to obtain model planar data; S2: according to the planar data, obtaining current contour data and current non-contour data of a current layer; S3: according to the current contour data, generating one or more contour scanning paths, which are biased in a filling direction, in a contour direction; S4: according to the current non-contour data, generating a non-contour scanning path in a random angle of inclination or a fixed angle of inclination; S5: according to planar data of the next layer of the current layer in S2, obtaining contour data of the next layer, and generating one or more contour scanning paths, which are biased in the filling direction, in the contour direction; S6: according to the planar data of the next layer of the current layer in S2, obtaining non-contour data of the next layer, and generating a non-contour scanning path along a random angle of inclination or a fixed angle of inclination; S7: repeating S5 and S6 until obtaining scanning paths of whole model planar data. The generating method overcomes the defect that component surfaces are rough.
    Claims(5)  translated from Chinese
    1.一种增材制造的多轮廓扫描路径生成方法,其特征在于,其包括如下步骤: 51:对需要打印零件的3D模型进行切片,获得模型的平面数据; 52:根据平面数据,获得当前层的当前轮廓数据和当前非轮廓数据;53:根据当前轮廓数据,沿着轮廓方向生成一条或多条向填充方向偏置的轮廓扫描路径; 54:根据当前非轮廓数据,沿着任意倾角或固定倾角生成一非轮廓扫描路径; 55:根据S2当前层的下一层平面数据,获得下一层的轮廓数据,并沿着轮廓方向一条或多条向填充方向偏置的扫描路径; 56:根据S2当前层的下一层平面数据,获得下一层的非轮廓数据,沿着任意倾角或固定倾角生成一非轮廓扫描路径; 57:重复S5、S6,直到完成整个模型平面数据的扫描路径。 A multi-material by scanning the contour path generation method of manufacture, characterized in that it comprises the following steps: 51: Part of the need to print a 3D model is sliced ​​to obtain flat data model; 52: flat data obtaining current current contour data and the current non-contour data layer; 53: according to the current outline data to generate contour scanning path to fill one or more biased direction along the contour direction; 54: according to the current non-contour data, or along any angle generating a non-fixed angle contour scanning path; 55: according to the next layer data S2 plane of the current layer, the next layer of contour data obtained, and a scan path or direction along the contour strip to fill biased direction; 56: according to the current lower hierarchy data S2 plane layer, the next layer to obtain non outline data, and generates a non-contour scanning path along any fixed angle or inclination; 57: repeat S5, S6, until the entire scan path plane data model .
    2.根据权利要求1所述的一种增材制造的多轮廓扫描路径生成方法,其特征在于,所述步骤S3和步骤S4顺序可调换。 The multi-path generation method of contour scanning by a material produced according to claim wherein said sequence of steps S3 and S4 can be swapped.
    3.根据权利要求1所述的一种增材制造的多轮廓扫描路径生成方法,其特征在于,所述步骤S5和步骤S6顺序可调换。 The multi-path generation method of contour scanning by a material produced according to claim wherein said sequence of steps S5 and Step S6 can be swapped.
    4.根据权利要求1所述的一种增材制造的多轮廓扫描路径生成方法,其特征在于,所述轮廓数据为SLC、CLI文件或其他平面数据。 The multi-path generation method of contour scanning by a material produced according to claim, wherein said profile data is SLC, CLI flat files, or other data.
    5.根据权利要求1所述的一种增材制造的多轮廓扫描路径生成方法,其特征在于,所述轮廓的扫描圈数至少为一圈。 The multi-contour scanning path sensitizing material produced according to a method of generating claims, characterized in that the number of turns of the contour scanning at least one turn.
    Description  translated from Chinese
    一种増材制造的多轮廓扫描路径生成方法 More than one kind of material zo contour scanning path generation method of manufacture

    技术领域 TECHNICAL FIELD

    [0001] 本发明属于3D打印增材制造技术领域,具体涉及一种增材制造的多轮廓扫描路径生成方法。 [0001] The present invention belongs to the technical field of manufacturing by 3D printing material, a tackifying material and more particularly relates to the outline of the manufacturing method of generating scan path.

    背景技术 Background technique

    [0002] 经过多年的发展,3D打印已经形成比较完善的技术体系,应用范围不断扩展,市场规模实现快速增长。 [0002] After years of development, 3D printing technology has formed a relatively complete system, expanding the scope of application, size of the market to achieve rapid growth. 3D打印是一种快速成型技术,将三维模型数据进行分层切片后,通过逐层增加材料的方法将数字模型制造成三维实体物件的过程。 3D printing is a rapid prototyping technology after the three-dimensional model data slicing, by increasing material layer by layer method to manufacture a three-dimensional digital models of physical objects procedure. 3D打印具有成本低、工作过程无污染、成型速度快等优点。 3D printing with a low cost, non-polluting work processes, forming speed and other advantages.

    目前,快速成型扫描路径主要采用平行扫描、变角度平行扫描以及分区扫描。 Currently, rapid prototyping scanning path mainly parallel scanning, variable angle scans, and parallel partition scan. 但由于增材制造技术具有几何和拓扑复杂的结构,现有方法制造出的成型零件表面粗糙,满足不了成型精度的要求。 However, due to increasing material manufacturing technology has a complex geometrical and topological structure of the conventional method of manufacturing a surface roughness of molded parts, precision molding can not meet the requirements.

    发明内容 SUMMARY

    [0003] 为解决上述技术问题,我们提出了一种能够提高零件成型精度且表面质量好的3D打印增材制造的多轮廓扫描路径生成方法。 [0003] In order to solve the above problems, we propose a method to improve the surface quality and precision molded parts much better contour scanning path generating method by 3D printing material manufacture.

    为达到上述目的,本发明的技术方案如下: To achieve the above object, the present invention is as follows:

    一种增材制造的多轮廓扫描路径生成方法,其包括如下步骤: A tackifying material and more contour scan path generation method of manufacture, comprising the steps of:

    51:对需要打印零件的3D模型进行切片,获得模型的平面数据; 51: Part of the need to print a 3D model is sliced ​​to obtain a flat data model;

    52:根据平面数据,获得当前层的当前轮廓数据和当前非轮廓数据; 52: According to the data plane, to get the current layer of the current contour data and the current non-contour data;

    53:根据当前轮廓数据,沿着轮廓方向生成一条或多条向填充方向偏置的轮廓扫描路径; 53: according to the current outline data to generate contour scanning path to fill one or more biased direction along the contour direction;

    54:根据当前非轮廓数据,沿着任意倾角或固定倾角生成一非轮廓扫描路径; 54: According to the current non-contour data to generate a non-contour scanning path along any angle or fixed angle;

    55:根据S2当前层的下一层平面数据,获得下一层的轮廓数据,并沿着轮廓方向一条或多条向填充方向偏置的扫描路径; 55: According to the next layer data S2 plane of the current layer, the next layer of contour data obtained, and a scan path or direction along the contour strip to fill biased direction;

    56:根据S2当前层的下一层平面数据,获得下一层的非轮廓数据,沿着任意倾角或固定倾角生成一非轮廓扫描路径; 56: According to the next layer of the current layer data S2 plane, access to non-contour data of the next layer, generating a non-contour scanning path along any angle or fixed angle;

    57:重复S5、S6,直到完成整个模型平面数据的扫描路径。 57: duplicate S5, S6, until the entire scan path model plane data.

    所述步骤S3和步骤S4顺序可调换。 The sequence of steps S3 and S4 can be swapped.

    所述步骤S5和步骤S6顺序可调换。 The sequence of steps S5 and step S6 can be swapped.

    所述轮廓数据为SLC、CLI文件或其他平面数据。 The outline data SLC, CLI or other flat file data.

    所述轮廓的扫描圈数至少为一圈。 Scan turns the profile of at least one turn.

    通过上述技术方案,本发明的有益效果是:本发明采用的方法对增材制造过程中的模型进行多轮廓扫描,使得成型零件的表面光滑,提高了成型精度。 Through the technical scheme, the beneficial effects of the present invention are: a method of the present invention employed to increase material manufacturing process model for multi-contour scanning so that the molded part surface is smooth, improve the molding accuracy.

    具体实施方式 detailed description

    [0004] 下面将对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。 [0004] The present invention will be below the technical implementation of the program clearly and completely described, it is clear that the described embodiments are merely part of the embodiments of the present invention, but not all embodiments. 基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。 Based on the embodiments of the present invention, those of ordinary skill in not making all other embodiments without creative efforts obtained, are within the scope of the present invention is protected.

    下面对本发明的具体实施方式作进一步详细的说明。 The following specific embodiments of the present invention will be further described in detail.

    一种增材制造的多轮廓扫描路径生成方法,其包括如下步骤: A tackifying material and more contour scan path generation method of manufacture, comprising the steps of:

    51:对需要打印零件的3D模型进行切片,获得模型的平面数据; 51: Part of the need to print a 3D model is sliced ​​to obtain a flat data model;

    52:根据平面数据,获得当前层的当前轮廓数据和当前非轮廓数据; 52: According to the data plane, to get the current layer of the current contour data and the current non-contour data;

    53:根据当前轮廓数据,沿着轮廓方向生成一条或多条向填充方向偏置的轮廓扫描路径; 53: according to the current outline data to generate contour scanning path to fill one or more biased direction along the contour direction;

    54:根据当前非轮廓数据,沿着任意倾角或固定倾角生成一非轮廓扫描路径; 54: According to the current non-contour data to generate a non-contour scanning path along any angle or fixed angle;

    55:根据S2当前层的下一层平面数据,获得下一层的轮廓数据,并沿着轮廓方向一条或多条向填充方向偏置的扫描路径; 55: According to the next layer data S2 plane of the current layer, the next layer of contour data obtained, and a scan path or direction along the contour strip to fill biased direction;

    56:根据S2当前层的下一层平面数据,获得下一层的非轮廓数据,沿着任意倾角或固定倾角生成一非轮廓扫描路径; 56: According to the next layer of the current layer data S2 plane, access to non-contour data of the next layer, generating a non-contour scanning path along any angle or fixed angle;

    57:重复S5、S6,直到完成整个模型平面数据的扫描路径。 57: duplicate S5, S6, until the entire scan path model plane data.

    所述步骤S3和步骤S4顺序可调换。 The sequence of steps S3 and S4 can be swapped.

    所述步骤S5和步骤S6顺序可调换。 The sequence of steps S5 and step S6 can be swapped.

    所述轮廓数据为SLC、CLI文件或其他平面数据。 The outline data SLC, CLI or other flat file data.

    所述轮廓的扫描圈数至少为一圈。 Scan turns the profile of at least one turn.

    以上所述的仅是本发明的优选实施方式,应当指出,对于本领域的普通技术人员来说,在不脱离本发明创造构思的前提下,还可以做出若干变形和改进,这些都属于本发明的保护范围。 The above is only a preferred embodiment of the present invention, it should be noted that those of ordinary skill in the art, in the present invention without departing from the idea of ​​the creation of the premise, you can also make a number of modifications and improvements, which are part of this the scope of the invention.

    Patent Citations
    Cited PatentFiling datePublication dateApplicantTitle
    CN104175556A *Jul 26, 2014Dec 3, 2014河北工业大学Rapid forming method based on double-forming head
    EP1217438A2 *Apr 17, 1989Jun 26, 20023D Systems, Inc.Stereolithography using different types of vector scanning
    Classifications
    International ClassificationB33Y50/00, B33Y10/00, B29C67/00
    Legal Events
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    Jan 20, 2016C06Publication
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