CN116727697A - SLM metal 3D prints and uses scraping device - Google Patents
SLM metal 3D prints and uses scraping device Download PDFInfo
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- CN116727697A CN116727697A CN202210198341.9A CN202210198341A CN116727697A CN 116727697 A CN116727697 A CN 116727697A CN 202210198341 A CN202210198341 A CN 202210198341A CN 116727697 A CN116727697 A CN 116727697A
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- 239000002184 metal Substances 0.000 title claims abstract description 20
- 238000007790 scraping Methods 0.000 title abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000010146 3D printing Methods 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000007639 printing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- B22F12/60—Planarisation devices; Compression devices
- B22F12/67—Blades
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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
- B22F12/90—Means for process control, e.g. cameras or sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Analytical Chemistry (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
Abstract
Description
技术领域Technical field
本发明涉及3D打印机技术领域，具体为一种SLM金属3D打印用刮料装置。The invention relates to the technical field of 3D printers, specifically a scraper device for SLM metal 3D printing.
背景技术Background technique
3D打印(3DP)即快速成型技术的一种，又称增材制造，它是一种以数字模型文件为基础，运用粉末状金属或塑料等可粘合材料，通过逐层打印的方式来构造物体的技术。3D printing (3DP) is a type of rapid prototyping technology, also known as additive manufacturing. It is based on digital model files and uses adhesive materials such as powdered metal or plastic to construct structures through layer-by-layer printing. technology of objects.
3D打印通常是采用数字技术材料打印机来实现的。常在模具制造、工业设计等领域被用于制造模型，后逐渐用于一些产品的直接制造，已经有使用这种技术打印而成的零部件。该技术在珠宝、鞋类、工业设计、建筑、工程和施工(AEC)、汽车，航空航天、牙科和医疗产业、教育、地理信息系统、土木工程、枪支以及其他领域都有所应用。3D printing is usually achieved using digital technology material printers. It is often used to make models in the fields of mold manufacturing, industrial design and other fields, and is gradually used in the direct manufacturing of some products. There are already parts printed using this technology. The technology has applications in jewelry, footwear, industrial design, architecture, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms and other fields.
目前SLM金属3D打印机在进行使用过程中，在打印过程过程中需要进行刮料操作，传统的刮料装置在进行使用时，由于刮刀位置结构固定，导致刮刀使用寿命降低，频繁更换导致打印成本提高。Currently, when using SLM metal 3D printers, scraping operations are required during the printing process. When the traditional scraping device is used, due to the fixed position and structure of the scraper, the service life of the scraper is reduced, and frequent replacement leads to increased printing costs. .
发明内容Contents of the invention
(一)解决的技术问题(1) Technical problems solved
针对现有技术的不足，本发明提供了一种SLM金属3D打印用刮料装置，具备有利于对刮刀进行保护，提高3D打印机的刮刀使用耐久性，降低刮刀使用成本等优点，解决了传统的刮料装置在进行使用时，由于刮刀位置结构固定，导致刮刀使用寿命降低，频繁更换导致打印成本提高的问题。In view of the shortcomings of the existing technology, the present invention provides a scraper device for SLM metal 3D printing, which has the advantages of protecting the scraper, improving the durability of the scraper of the 3D printer, reducing the cost of scraper usage, etc., and solving the traditional problem of When the scraper device is in use, due to the fixed position and structure of the scraper, the service life of the scraper is reduced, and frequent replacement leads to increased printing costs.
(二)技术方案(2) Technical solutions
为实现上述喷砂机提高下料过滤性的目的，本发明提供如下技术方案：一种SLM金属3D打印用刮料装置，包括刮刀，所述刮刀设置在安装座上，所述刮刀一侧设置有用于防止过度磨损的限位机构，所述安装座设置在用于调节刮刀位置的调节机构上，所述调节机构上设置有连接机构用于与打印机相组装。In order to achieve the purpose of improving the material filterability of the above-mentioned sandblasting machine, the present invention provides the following technical solution: a scraper device for SLM metal 3D printing, including a scraper, the scraper is arranged on the mounting seat, and one side of the scraper is provided There is a limiting mechanism for preventing excessive wear, the mounting seat is provided on an adjustment mechanism for adjusting the position of the scraper, and a connecting mechanism is provided on the adjustment mechanism for assembly with the printer.
优选的，所述安装座上安装有与刮刀相连接的转轴，刮刀通过转轴与安装座构成旋转活动连接。Preferably, the mounting base is equipped with a rotating shaft connected to the scraper, and the scraper is rotatably connected to the mounting base through the rotating shaft.
优选的，所述安装槽内设置有凹槽，凹槽内壁上设置有卡座，所述限位结构设置在凹槽与卡座相对一侧内壁上。Preferably, a groove is provided in the installation groove, a card holder is provided on the inner wall of the groove, and the limiting structure is provided on the inner wall of the opposite side of the groove and the card holder.
优选的，所述限位结构在靠近刮刀一侧壁上设置有缓冲座，缓冲座上设置有压力传感器。Preferably, the limiting structure is provided with a buffer seat on a side wall close to the scraper, and a pressure sensor is provided on the buffer seat.
优选的，所述调节机构内设置有安装座相连接的活动座，调节机构上设置有与活动座相连接的丝杆，所述丝杆与活动座之间为螺纹连接，所述调节机构上安装有与丝杆相连接的电机。Preferably, the adjustment mechanism is provided with a movable seat connected to the mounting base, and the adjustment mechanism is provided with a screw rod connected to the movable seat. The screw rod and the movable seat are threadedly connected. A motor connected to the screw rod is installed.
优选的，所述调节机构在丝杆一侧设置有导向柱，所述导向柱与丝杆之间相平行，且导向柱与活动座之间为活动连接。Preferably, the adjustment mechanism is provided with a guide column on one side of the screw rod, the guide column is parallel to the screw rod, and the guide column and the movable seat are movably connected.
优选的，所述调节机构内设置有电动气缸，所述电动气缸上设置有固定板，调节机构内壁上设置有限位槽与固定板活动连接。Preferably, an electric cylinder is provided in the adjustment mechanism, a fixed plate is provided on the electric cylinder, and a limiting groove is provided on the inner wall of the adjustment mechanism to be movably connected to the fixed plate.
优选的，所述固定板靠近活动座一侧面为粗糙结构，固定板与活动座之间相互垂直。Preferably, the side of the fixed plate close to the movable seat has a rough structure, and the fixed plate and the movable seat are perpendicular to each other.
(三)有益效果(3) Beneficial effects
与现有技术相比，本发明提供了一种SLM金属3D打印用刮料装置，具备以下有益效果：SLM金属3D打印用刮料装置，通过在刮刀一侧设置有限位机构，限位机构和卡座可对刮刀限制在一定的活动区间内，同时刮刀可通过转轴进行相对旋转角度，限位机构上设置有缓冲座对刮刀起到一定的缓冲作用，压力传感器可对刮刀与限位机构之间的压力进行计算，防止压力过大对刮刀造成损害，降低刮刀使用寿命，有利于降低3D打印机刮料使用成本。Compared with the existing technology, the present invention provides a scraper device for SLM metal 3D printing, which has the following beneficial effects: the scraper device for SLM metal 3D printing is provided with a limiting mechanism on one side of the scraper, and the limiting mechanism and The card seat can limit the scraper within a certain range of movement. At the same time, the scraper can perform relative rotation angles through the rotating shaft. A buffer seat is provided on the limit mechanism to play a certain buffering role for the scraper. The pressure sensor can adjust the relationship between the scraper and the limit mechanism. Calculate the pressure between them to prevent excessive pressure from causing damage to the scraper and reducing the service life of the scraper, which is beneficial to reducing the cost of using scrapers for 3D printers.
附图说明Description of drawings
图1为本发明结构示意图；Figure 1 is a schematic structural diagram of the present invention;
图2为本发明图1中A处放大图；Figure 2 is an enlarged view of position A in Figure 1 of the present invention;
图3为本发明调节机构分布示意图；Figure 3 is a schematic diagram of the distribution of the adjustment mechanism of the present invention;
图4为本发明固定板分布示意图。Figure 4 is a schematic diagram of the distribution of fixed plates according to the present invention.
图中：1、刮刀；2、安装座；3、限位机构；4、调节机构；5、连接机构；6、转轴；7、凹槽；8、卡座；9、压力传感器；10、缓冲座；11、活动座；12、丝杆；13、电机；14、导向柱；15、电动气缸；16、固定板；17、限位槽。In the picture: 1. Squeegee; 2. Mounting seat; 3. Limiting mechanism; 4. Adjustment mechanism; 5. Connection mechanism; 6. Rotating shaft; 7. Groove; 8. Cassette; 9. Pressure sensor; 10. Buffer Seat; 11. Movable seat; 12. Screw; 13. Motor; 14. Guide column; 15. Electric cylinder; 16. Fixed plate; 17. Limiting slot.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，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。基于本发明中的实施例，本领域普通技术人员在没有做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。The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.
请参阅图1-4，一种SLM金属3D打印用刮料装置，包括刮刀1，所述刮刀1设置在安装座2上，所述刮刀1一侧设置有用于防止过度磨损的限位机构3，所述安装座2设置在用于调节刮刀1位置的调节机构4上，所述调节机构4上设置有连接机构5用于与打印机相组装。Please refer to Figures 1-4. A scraper device for SLM metal 3D printing includes a scraper 1. The scraper 1 is arranged on the mounting base 2. A limit mechanism 3 is provided on one side of the scraper 1 to prevent excessive wear. , the mounting base 2 is provided on the adjustment mechanism 4 for adjusting the position of the scraper 1, and the adjustment mechanism 4 is provided with a connection mechanism 5 for assembly with the printer.
实施例1，所述安装座2上安装有与刮刀1相连接的转轴6，刮刀1通过转轴6与安装座2构成旋转活动连接,所述安装槽2内设置有凹槽7，凹槽7内壁上设置有卡座8，所述限位结构3设置在凹槽7与卡座8相对一侧内壁上，所述限位结构3在靠近刮刀1一侧壁上设置有缓冲座10，缓冲座10上设置有压力传感器9，刮刀1通过卡座8和限位机构3限制在一定的活动区间内，刮刀1通过转轴6进行旋转一定角度，侧面贴合在限位机构3上，缓冲座10可对限位机构3起到一定的缓冲作用，刮刀1对物料进行清理时，使刮刀1的清理力度保持在合理的范围内，刮刀1阻力增大时，刮刀1与缓冲座10之间压力增大，压力传感器9对压力保持监测，当压力超过限定值时，报警器进行报警，防止力度过大对刮刀1造成损伤。Embodiment 1, the mounting base 2 is equipped with a rotating shaft 6 connected to the scraper 1. The scraper 1 forms a rotary movable connection with the mounting base 2 through the rotating shaft 6. A groove 7 is provided in the mounting groove 2. The groove 7 A card seat 8 is provided on the inner wall, and the limiting structure 3 is provided on the inner wall opposite the groove 7 and the card seat 8. The limiting structure 3 is provided with a buffer seat 10 on the side wall close to the scraper 1. The base 10 is provided with a pressure sensor 9. The scraper 1 is limited to a certain range of movement through the card base 8 and the limiting mechanism 3. The scraper 1 rotates at a certain angle through the rotating shaft 6, and the side is attached to the limiting mechanism 3. The buffer seat 10 can play a certain buffering role for the limit mechanism 3. When the scraper 1 cleans the material, the cleaning force of the scraper 1 is kept within a reasonable range. When the resistance of the scraper 1 increases, the gap between the scraper 1 and the buffer seat 10 As the pressure increases, the pressure sensor 9 keeps monitoring the pressure. When the pressure exceeds the limit value, the alarm will sound an alarm to prevent damage to the scraper 1 caused by excessive force.
实施例2，所述调节机构4内设置有安装座2相连接的活动座11，调节机构4上设置有与活动座11相连接的丝杆12，所述丝杆12与活动座11之间为螺纹连接，所述调节机构4上安装有与丝杆12相连接的电机13，调节机构4内采用丝杆12和电机13的组合，本实施例不限于此结构，可采用其他类似机构进行替换，丝杆12和电机13的组合带动活动座11的位置进行移动，从而能够调节刮刀与刮料面的接触距离，可根据实际使用需求进行调节，增加使用多样性，。Embodiment 2, the adjustment mechanism 4 is provided with a movable seat 11 connected to the mounting base 2, and the adjustment mechanism 4 is provided with a screw rod 12 connected to the movable seat 11. There is a gap between the screw rod 12 and the movable seat 11. It is a threaded connection, and a motor 13 connected to the screw rod 12 is installed on the adjustment mechanism 4. A combination of the screw rod 12 and the motor 13 is used in the adjustment mechanism 4. This embodiment is not limited to this structure, and other similar mechanisms can be used. Instead, the combination of the screw rod 12 and the motor 13 drives the position of the movable seat 11 to move, so that the contact distance between the scraper and the scraping surface can be adjusted according to actual use needs, increasing the diversity of use.
实施例3，所述调节机构4在丝杆12一侧设置有导向柱14，所述导向柱14与丝杆12之间相平行，且导向柱14与活动座11之间为活动连接，导向柱14可对活动座11的一定起到导向作用，防止错位In Embodiment 3, the adjustment mechanism 4 is provided with a guide column 14 on one side of the screw rod 12. The guide column 14 is parallel to the screw rod 12, and the guide column 14 and the movable seat 11 are movablely connected. The column 14 can guide the movable seat 11 to prevent misalignment.
实施例4，所述调节机构4内设置有电动气缸15，所述电动气缸15上设置有固定板16，调节机构4内壁上设置有限位槽17与固定板16活动连接，所述固定板16靠近活动座11一侧面为粗糙结构，固定板16与活动座11之间相互垂直，固定板16可通过电动气缸15调节位置，使固定板16对活动座11的进行定位，防止刮刀1在清理过程中出现收缩的现象，限位槽17可对固定板16的端部进行限位，当固定板16与活动座11接触时，到达限位槽17端部，停止移动，保障整体结构使用效果。In Embodiment 4, an electric cylinder 15 is provided in the adjustment mechanism 4, and a fixed plate 16 is provided on the electric cylinder 15. A limiting groove 17 is provided on the inner wall of the adjustment mechanism 4 and is movably connected to the fixed plate 16. The fixed plate 16 The side close to the movable seat 11 is a rough structure. The fixed plate 16 and the movable seat 11 are perpendicular to each other. The position of the fixed plate 16 can be adjusted through the electric cylinder 15 so that the fixed plate 16 can position the movable seat 11 to prevent the scraper 1 from cleaning. If shrinkage occurs during the process, the limit groove 17 can limit the end of the fixed plate 16. When the fixed plate 16 contacts the movable seat 11, it reaches the end of the limit groove 17 and stops moving to ensure the use effect of the overall structure. .
需要说明的是，在本文中，诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来，而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且，术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含，从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素，而且还包括没有明确列出的其他要素，或者是还包括为这种过程、方法、物品或者设备所固有的要素。It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.
Claims (8)
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| CN202210198341.9A CN116727697A (en) | 2022-03-01 | 2022-03-01 | SLM metal 3D prints and uses scraping device |
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| CN202210198341.9A CN116727697A (en) | 2022-03-01 | 2022-03-01 | SLM metal 3D prints and uses scraping device |
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| CN116727697A true CN116727697A (en) | 2023-09-12 |
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| CN202210198341.9A Pending CN116727697A (en) | 2022-03-01 | 2022-03-01 | SLM metal 3D prints and uses scraping device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211386899U (en) * | 2019-09-19 | 2020-09-01 | 安徽徽博先临三维云打印技术有限公司 | Flexible scraper component of three-dimensional printer |
| CN113427029A (en) * | 2021-05-29 | 2021-09-24 | 深圳意动航空科技有限公司 | SLM metal 3D prints and uses scraper |
| US11155028B1 (en) * | 2020-04-24 | 2021-10-26 | Sprintray Inc. | Apparatus and method for three-dimensional printing |
| CN215040318U (en) * | 2021-03-10 | 2021-12-07 | 浙江意动科技股份有限公司 | On-line monitoring scraper |
| CN217749350U (en) * | 2022-03-01 | 2022-11-08 | 苏州中瑞智创三维科技股份有限公司 | SLM metal 3D prints with scraping device |
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2022
- 2022-03-01 CN CN202210198341.9A patent/CN116727697A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211386899U (en) * | 2019-09-19 | 2020-09-01 | 安徽徽博先临三维云打印技术有限公司 | Flexible scraper component of three-dimensional printer |
| US11155028B1 (en) * | 2020-04-24 | 2021-10-26 | Sprintray Inc. | Apparatus and method for three-dimensional printing |
| CN215040318U (en) * | 2021-03-10 | 2021-12-07 | 浙江意动科技股份有限公司 | On-line monitoring scraper |
| CN113427029A (en) * | 2021-05-29 | 2021-09-24 | 深圳意动航空科技有限公司 | SLM metal 3D prints and uses scraper |
| CN217749350U (en) * | 2022-03-01 | 2022-11-08 | 苏州中瑞智创三维科技股份有限公司 | SLM metal 3D prints with scraping device |
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