CN106853528A - A kind of selective laser sintering modularization powder case system - Google Patents
A kind of selective laser sintering modularization powder case system Download PDFInfo
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- CN106853528A CN106853528A CN201710016786.XA CN201710016786A CN106853528A CN 106853528 A CN106853528 A CN 106853528A CN 201710016786 A CN201710016786 A CN 201710016786A CN 106853528 A CN106853528 A CN 106853528A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
本发明公开了一种选择性激光烧结模块化粉箱系统，包括粉箱主体、铺粉辊、固定连接于激光烧结设备机架上的铺粉辊定横梁以及铺粉辊移动横梁，粉箱主体内部通过两块隔板将其依次分割成左供粉箱、成型箱以及右供粉箱，左供粉箱、成型箱以及右供粉箱内分别设置有一粉箱底板，粉箱主体两侧分别设置有安装导轨，激光烧结设备机架在对应安装导轨位置设置有导轨槽，粉箱主体通过安装导轨嵌插固定于导轨槽内，本发明将粉箱主体设计为分体模块式结构，可以使用单独的控制单元来完成对粉箱各部分的控制，操作比较方便，另一方面用于升降粉箱底板的丝杠导轨设置于平台支架的侧面，可以相对的缩短所需设备的高度，可以降低设备成本。
The invention discloses a selective laser sintering modular powder box system, which comprises a powder box main body, a powder spreading roller, a fixed beam of the powder spreading roller fixedly connected to a laser sintering equipment frame, a moving beam of the powder spreading roller, and a main body of the powder box The interior is divided into left powder supply box, forming box and right powder supply box in turn by two partitions. There is a powder box bottom plate in the left powder supply box, forming box and right powder supply box respectively. The two sides of the main body of the powder box are respectively There are installation guide rails, and the laser sintering equipment frame is provided with guide rail grooves at the corresponding installation guide rail positions. The main body of the powder box is inserted and fixed in the guide rail grooves through the installation guide rails. The present invention designs the main body of the powder box as a split modular structure, which can be used A separate control unit completes the control of each part of the powder box, and the operation is more convenient. On the other hand, the screw guide rail used to lift the bottom plate of the powder box is set on the side of the platform bracket, which can relatively shorten the height of the required equipment and reduce the equipment cost.
Description
技术领域technical field
本发明涉及激光烧结设备技术领域，具体涉及一种选择性激光烧结模块化粉箱系统。The invention relates to the technical field of laser sintering equipment, in particular to a selective laser sintering modular powder box system.
背景技术Background technique
粉箱系统是选择性激光烧结设备的重要组成部分，目前粉箱系统大多集成于激光烧结机主体内，这样的设计导致在实际操作中只能通过机器的窗口(机器是密封的有一个门)在机器内部进行装粉和清粉作业，十分不便，另外现有的粉箱丝杠都是设置于平台支架底部，其空间利用率低，在打印高度不变的情况下，大大的增加了设备高度，从而造成设备制造成本的增加。The powder box system is an important part of the selective laser sintering equipment. At present, the powder box system is mostly integrated in the main body of the laser sintering machine. This design results in that it can only pass through the window of the machine in actual operation (the machine is sealed and has a door). It is very inconvenient to load and clean powder inside the machine. In addition, the existing powder box screw is set at the bottom of the platform bracket, and its space utilization rate is low. In the case of the same printing height, the equipment is greatly increased. height, resulting in an increase in equipment manufacturing costs.
发明内容Contents of the invention
(一)要解决的技术问题(1) Technical problems to be solved
为了克服现有技术不足，现提出一种选择性激光烧结模块化粉箱系统，将粉箱作为一个可拆卸的结构，可以食用单独的控制单元，操作方便。In order to overcome the deficiencies of the existing technology, a selective laser sintering modular powder box system is proposed. The powder box is used as a detachable structure, which can be used as a separate control unit and is easy to operate.
(二)技术方案(2) Technical solution
本发明通过如下技术方案实现：本发明提出了一种选择性激光烧结模块化粉箱系统，包括粉箱主体、位于粉箱主体顶部的铺粉辊、固定连接于激光烧结设备机架上的铺粉辊定横梁以及铺粉辊移动横梁，所述粉箱主体通过型材构建而成且其内部通过两块隔板将其依次分割成左供粉箱、成型箱以及右供粉箱，所述左供粉箱、成型箱以及右供粉箱内分别设置有一粉箱底板，每个粉箱底板的底部均固定设置有一平台支架，平台支架的内侧设置有通过丝杠导轨步进电机连接传动的丝杠导轨，所述平台支架通过滑块活动连接于丝杠导轨上且能够沿丝杠导轨上下移动，所述铺粉辊前后两端分别通过轴承座固定连接于铺粉辊移动横梁底部且在铺粉辊的端部设置有一与其通过联轴器连接控制的铺粉辊电机，所述铺粉辊定横梁的底部设置有直线导轨，所述铺粉辊移动横梁顶端通过滑块与直线导轨连接，铺粉辊移动横梁的末端固定连接有一X轴同步电机，所述X轴同步电机电机轴端设置有一同步轮，所述铺粉辊定横梁上固定设置有一能够与同步轮啮合的同步带。The present invention is achieved through the following technical solutions: the present invention proposes a selective laser sintering modular powder box system, which includes a powder box main body, a powder spreading roller located on the top of the powder box main body, and a spreading roller fixedly connected to the laser sintering equipment frame. The fixed beam of the powder roller and the moving beam of the powder spreading roller. The main body of the powder box is constructed by profiles and its interior is divided into a left powder supply box, a forming box and a right powder supply box in turn by two partitions. The powder supply box, the forming box and the right powder supply box are respectively provided with a powder box bottom plate, and the bottom of each powder box bottom plate is fixed with a platform bracket. rod guide rail, the platform bracket is movably connected to the screw guide rail through the slider and can move up and down along the screw guide rail, the front and rear ends of the powder spreading roller are respectively fixedly connected to the bottom of the powder spreading roller moving beam through bearing seats and The end of the powder roller is provided with a powder spreading roller motor connected and controlled by a coupling, the bottom of the fixed beam of the powder spreading roller is provided with a linear guide rail, and the top of the powder spreading roller moving beam is connected with the linear guide rail through a slider. An X-axis synchronous motor is fixedly connected to the end of the moving beam of the powder spreading roller, and a synchronous wheel is arranged at the motor shaft end of the X-axis synchronous motor, and a synchronous belt capable of meshing with the synchronous wheel is fixedly arranged on the fixed beam of the powder spreading roller.
进一步的，所述粉箱主体两侧分别设置有安装导轨，激光烧结设备机架在对应安装导轨位置设置有导轨槽，所述粉箱主体通过安装导轨嵌插固定于导轨槽内。Further, installation guide rails are respectively provided on both sides of the main body of the powder box, and the laser sintering equipment frame is provided with guide rail grooves at positions corresponding to the installation guide rails, and the main body of the powder box is inserted and fixed in the guide rail grooves through the installation guide rails.
进一步的，所述粉箱主体的前端设置有拉手。Further, the front end of the main body of the powder box is provided with a handle.
(三)有益效果(3) Beneficial effects
本发明相对于现有技术，具有以下有益效果：Compared with the prior art, the present invention has the following beneficial effects:
本发明提到的一种选择性激光烧结模块化粉箱系统，其将粉箱主体设计为分体模块式结构，可以使用单独的控制单元来完成对粉箱各部分的控制，减轻了主控制单元的运算量同时也使得粉箱可以自由更换和升级，操作比较方便，可以使整台激光烧结机更加人性化，让操作人员可以轻松的完成打印前准备工作和打印后清粉工作，另一方面用于升降粉箱底板的丝杠导轨设置于平台支架的侧面，在打印同样高度产品时，可以相对的缩短所需设备的高度，结构紧凑，可以降低设备成本。A selective laser sintering modular powder box system mentioned in the present invention, the main body of the powder box is designed as a split modular structure, and a separate control unit can be used to complete the control of each part of the powder box, reducing the main control The computing power of the unit also enables the powder box to be freely replaced and upgraded. The operation is more convenient, which can make the whole laser sintering machine more humanized, allowing the operator to easily complete the preparation work before printing and the powder cleaning work after printing. Another On the one hand, the screw guide rail used to lift the bottom plate of the powder box is set on the side of the platform support. When printing products of the same height, the height of the required equipment can be relatively shortened, and the structure is compact, which can reduce equipment costs.
附图说明Description of drawings
图1是本发明结构示意图一。Fig. 1 is a schematic diagram of the structure of the present invention.
图2是本发明结构示意图二。Fig. 2 is a schematic diagram of the second structure of the present invention.
图3是本发明结构示意图三Fig. 3 is the structural representation three of the present invention
1-粉箱主体；2-铺粉辊；3-左供粉箱；4-成型箱；5-右供粉箱；6-粉箱底板；7-平台支架；8-丝杠导轨步进电机；9-丝杠导轨；10-轴承座；11-铺粉辊定横梁；12-铺粉辊移动横梁；13-铺粉辊电机；14-直线导轨；15-滑块；16-X轴同步电机；17-同步轮；18-同步带；19-拉手；20-安装导轨；21-导轨槽。1- Powder box main body; 2- Powder spreading roller; 3- Left powder supply box; 4- Forming box; 5- Right powder supply box; 6- Powder box bottom plate; 7- Platform bracket; 8- Screw guide stepper motor ;9-screw guide rail; 10-bearing seat; 11-fixed beam of powder spreading roller; 12-moving beam of powder spreading roller; 13-motor of powder spreading roller; 14-linear guide rail; 15-slider; Motor; 17-synchronous wheel; 18-synchronous belt; 19-handle; 20-installation rail; 21-rail groove.
具体实施方式detailed description
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
如图1、图2以及图3所示的一种选择性激光烧结模块化粉箱系统，包括粉箱主体1、位于粉箱主体1顶部的铺粉辊2、固定连接于激光烧结设备机架上的铺粉辊定横梁11以及铺粉辊移动横梁12，所述粉箱主体1通过型材构建而成且其内部通过两块隔板将其依次分割成左供粉箱3、成型箱4以及右供粉箱5，所述左供粉箱3、成型箱4以及右供粉箱5内分别设置有一粉箱底板6，每个粉箱底板6的底部均固定设置有一平台支架7，平台支架7的内侧设置有通过丝杠导轨步进电机8连接传动的丝杠导轨9，所述平台支架7通过滑块活动连接于丝杠导轨9上且能够沿丝杠导轨9上下移动，所述铺粉辊2前后两端分别通过轴承座10固定连接于铺粉辊移动横梁12底部且在铺粉辊2的端部设置有一与其通过联轴器连接控制的铺粉辊电机13，所述铺粉辊定横梁11的底部设置有直线导轨14，所述铺粉辊移动横梁12顶端通过滑块15与直线导轨14连接，铺粉辊移动横梁12的末端固定连接有一X轴同步电机16，所述X轴同步电机16电机轴端设置有一同步轮17，所述铺粉辊定横梁11上固定设置有一能够与同步轮17啮合的同步带18。A selective laser sintering modular powder box system as shown in Figure 1, Figure 2 and Figure 3, includes a powder box main body 1, a powder spreading roller 2 located on the top of the powder box main body 1, and is fixedly connected to the laser sintering equipment frame The fixed beam 11 of the powder spreading roller and the moving beam 12 of the powder spreading roller on the top, the main body of the powder box 1 is constructed by profiles and its interior is divided into left powder supply box 3, forming box 4 and The right powder supply box 5, the left powder supply box 3, the molding box 4 and the right powder supply box 5 are respectively provided with a powder box bottom plate 6, and the bottom of each powder box bottom plate 6 is fixedly provided with a platform support 7, the platform support The inner side of 7 is provided with the lead screw guide rail 9 that is connected and driven by the lead screw guide rail stepping motor 8, and the platform support 7 is movably connected to the lead screw guide rail 9 through a slider and can move up and down along the lead screw guide rail 9. The front and rear ends of the powder roller 2 are respectively fixedly connected to the bottom of the powder spreading roller moving crossbeam 12 through the bearing housing 10 and a powder spreading roller motor 13 connected and controlled by a coupling is arranged at the end of the powder spreading roller 2. The bottom of the fixed beam 11 is provided with a linear guide rail 14, the top of the powder spreading roller moving beam 12 is connected with the linear guide rail 14 through a slide block 15, and an X-axis synchronous motor 16 is fixedly connected to the end of the powder spreading roller moving beam 12. A synchronous wheel 17 is arranged at the motor shaft end of the X-axis synchronous motor 16 , and a synchronous belt 18 capable of meshing with the synchronous wheel 17 is fixedly arranged on the fixed beam 11 of the powder spreading roller.
其中，所述粉箱主体1两侧分别设置有安装导轨20，激光烧结设备机架在对应安装导轨20位置设置有导轨槽21，所述粉箱主体1通过安装导轨20嵌插固定于导轨槽21内。Wherein, the two sides of the powder box main body 1 are respectively provided with installation guide rails 20, and the laser sintering equipment frame is provided with a guide rail groove 21 at the position corresponding to the installation guide rail 20, and the powder box main body 1 is embedded and fixed in the guide rail groove through the installation guide rail 20 Within 21.
本发明提到的一种选择性激光烧结模块化粉箱系统，其在工作时，首先将位于左供粉箱3以及右供粉箱5内的粉箱底板降至最低位置，在左供粉箱3以及右供粉箱5内加入粉末材料，通过控制器控制与成型箱4对应的丝杠导轨步进电机8工作，使得位于成型箱4内的粉箱底板6上升至最高位置，然后控制铺粉辊电机13带动铺粉辊2转动，同时控制X轴同步电机16转动，通过同步轮17与同步带18啮合作用，使得铺粉辊移动横梁12通过滑块15沿着位于铺粉辊定横梁11底部的直线导轨14做X轴运动，铺粉辊2能够将与其接近的粉箱内的粉膜材料均匀平铺置成型箱4内的粉箱底板6上，然后通过激光烧结设备对成型箱4内的粉末材料进行烧结，烧结完以后，控制位于成型箱4内的粉箱底板6下降固定距离，同时控制靠近铺粉辊2的粉箱内的粉箱底板6上升一段距离，使其略高于粉箱边缘，方便铺粉辊2再次将粉末材料铺于成型箱内，如此往复，完成铺粉流程。A selective laser sintering modular powder box system mentioned in the present invention, when it is working, firstly lower the bottom plate of the powder box located in the left powder supply box 3 and the right powder supply box 5 to the lowest position. Powder material is added into the box 3 and the right powder supply box 5, and the screw guide stepping motor 8 corresponding to the forming box 4 is controlled by the controller to work, so that the bottom plate 6 of the powder box in the forming box 4 rises to the highest position, and then controls The powder spreading roller motor 13 drives the powder spreading roller 2 to rotate, and at the same time controls the X-axis synchronous motor 16 to rotate, and the synchronous wheel 17 meshes with the synchronous belt 18, so that the powder spreading roller moves the beam 12 through the slider 15 along the fixed position of the powder spreading roller. The linear guide rail 14 at the bottom of the beam 11 moves in the X-axis, and the powder spreading roller 2 can evenly spread the powder film material in the powder box close to it on the bottom plate 6 of the powder box in the molding box 4, and then it is formed by laser sintering equipment. The powder material in the box 4 is sintered. After the sintering, the bottom plate 6 of the powder box located in the molding box 4 is controlled to descend by a fixed distance, and at the same time, the bottom plate 6 of the powder box in the powder box close to the powder spreading roller 2 is controlled to rise for a certain distance to make it Slightly higher than the edge of the powder box, it is convenient for the powder spreading roller 2 to spread the powder material in the forming box again, so reciprocating, the powder spreading process is completed.
值得一提的，整个模块化粉箱系统采用单独的控制系统控制，粉箱主体1通过其两侧的安装导轨20活动安装于导轨槽21内，同时在导轨槽21内设置有自锁装置，可以较好的限定粉箱主体1，当需要进行清粉工作时，可以通过抽拉位于粉箱主体1侧面的拉手19，可以将粉箱主体1整体抽拉出来，操作方便，提高工作效率。It is worth mentioning that the entire modular powder box system is controlled by a separate control system. The main body of the powder box 1 is movably installed in the guide rail groove 21 through the installation guide rails 20 on both sides. At the same time, a self-locking device is installed in the guide rail groove 21. The main body 1 of the powder box can be better defined. When cleaning powder is required, the main body 1 of the powder box can be pulled out as a whole by pulling the handle 19 located on the side of the main body 1 of the powder box, which is easy to operate and improves work efficiency.
上面所述的实施例仅仅是对本发明的优选实施方式进行描述，并非对本发明的构思和范围进行限定。在不脱离本发明设计构思的前提下，本领域普通人员对本发明的技术方案做出的各种变型和改进，均应落入到本发明的保护范围，本发明请求保护的技术内容，已经全部记载在权利要求书中。The above-mentioned embodiments are only descriptions of preferred implementations of the present invention, and are not intended to limit the concept and scope of the present invention. Under the premise of not departing from the design concept of the present invention, various modifications and improvements made by ordinary persons in the art to the technical solution of the present invention shall fall within the scope of protection of the present invention, and the technical content claimed in the present invention has been fully described in the claims.
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| CN107696483A (en) * | 2017-11-24 | 2018-02-16 | 安徽科元三维技术有限公司 | SLS printer table with cleaning mechanism |
| CN110899699A (en) * | 2019-12-22 | 2020-03-24 | 安徽哈特三维科技有限公司 | Selective laser melting device for machining forming die |
| CN111151755A (en) * | 2020-01-20 | 2020-05-15 | 南昌大学 | Rapid forming device and method for metal-based ceramic composite part based on resistance seam welding |
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| CN115055702A (en) * | 2022-06-27 | 2022-09-16 | 东北林业大学 | A modular molding box device for laser sintering |
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