[1] Lewis J A, Ahn B Y. Three-dimensional printed electronics[J]. Nature, 518, 42-43(2015).
[2] Cheng M, Deivanayagam R, Shahbazian-Yassar R. 3D printing of electrochemical energy storage devices: a review of printing techniques and electrode/electrolyte architectures[J]. Batteries & Supercaps, 3, 130-146(2020).
[3] Liaw C Y, Guvendiren M. Current and emerging applications of 3D printing in medicine[J]. Biofabrication, 9, 024102(2017).
[4] He Y, Wu Y, Fu J Z et al. Developments of 3D printing microfluidics and applications in chemistry and biology: a review[J]. Electroanalysis, 28, 1658-1678(2016).
[5] Talagani F, DorMohammadi S, Dutton R et al. Numerical simulation of big area additive manufacturing (3D printing) of a full size car[J]. Sampe Journal, 51, 27-36(2015).
[6] Joshi S C, Sheikh A A. 3D printing in aerospace and its long-term sustainability[J]. Virtual and Physical Prototyping, 10, 175-185(2015).
[7] Qin Y C, Qi Q F, Scott P J et al. Status, comparison, and future of the representations of additive manufacturing data[J]. Computer-Aided Design, 111, 44-64(2019).
[8] Wong K V, Hernandez A. A review of additive manufacturing[J]. ISRN Mechanical Engineering, 2012, 208760(2012).
[9] Taufik M, Jain P K. Role of build orientation in layered manufacturing: a review[J]. International Journal of Manufacturing Technology and Management, 27, 47-73(2013).
[10] Jiang J C, Xu X, Stringer J. Support structures for additive manufacturing: a review[J]. Journal of Manufacturing and Materials Processing, 2, 64(2018).
[11] Jiang J C, Lou J J, Hu G B. Effect of support on printed properties in fused deposition modelling processes[J]. Virtual and Physical Prototyping, 14, 308-315(2019).
[12] Qin Y C, Qi Q F, Shi P Z et al. Status, issues, and future of computer-aided part orientation for additive manufacturing[J]. The International Journal of Advanced Manufacturing Technology, 115, 1295-1328(2021).
[13] di Angelo L, di Stefano P, Guardiani E. Search for the optimal build direction in additive manufacturing technologies: a review[J]. Journal of Manufacturing and Materials Processing, 4, 71(2020).
[14] Hu K L, Jin S, Wang C C L. Support slimming for single material based additive manufacturing[J]. Computer-Aided Design, 65, 1-10(2015).
[15] Vanek J, Galicia J A G, Benes B. Clever support: efficient support structure generation for digital fabrication[J]. Computer Graphics Forum, 33, 117-125(2014).
[16] Zhang N, Zhang L C, Chen Y et al. Local barycenter based efficient tree-support generation for 3D printing[J]. Computer-Aided Design, 115, 277-292(2019).
[17] Zhou Y, Lu H, Ren Q R et al. Generation of a tree-like support structure for fused deposition modelling based on the L-system and an octree[J]. Graphical Models, 101, 8-16(2019).
[18] Jiang J C, Weng F, Gao S M et al. A support interface method for easy part removal in directed energy deposition[J]. Manufacturing Letters, 20, 30-33(2019).
[19] Alexa M, Hildebrand K, Lefebvre S. Optimal discrete slicing[J]. ACM Transactions on Graphics, 36, 1-16(2017).
[20] Jiang J C, Newman S T, Zhong R Y. A review of multiple degrees of freedom for additive manufacturing machines[J]. International Journal of Computer Integrated Manufacturing, 34, 195-211(2021).
[21] Wu C M, Dai C K, Wang C L et al. Recent progress on multi-DOF 3D printing: a survey[J]. Chinese Journal of Computers, 42, 1918-1938(2019).
[22] Urhal P, Weightman A, Diver C et al. Robot assisted additive manufacturing: a review[J]. Robotics and Computer-Integrated Manufacturing, 59, 335-345(2019).
[23] Xu J, Gu X Z, Ding D H et al. A review of slicing methods for directed energy deposition based additive manufacturing[J]. Rapid Prototyping Journal, 24, 1012-1025(2018).
[24] Lehmann T, Rose D, Ranjbar E et al. Large-scale metal additive manufacturing: a holistic review of the state of the art and challenges[J]. International Materials Reviews, 1-50(2021).
[25] Zhao D H, Guo W Z. Shape and performance controlled advanced design for additive manufacturing: a review of slicing and path planning[J]. Journal of Manufacturing Science and Engineering, 142, 61-71(2020).
[26] Nayyeri P, Zareinia K, Bougherara H. Planar and nonplanar slicing algorithms for fused deposition modeling technology: a critical review[J]. The International Journal of Advanced Manufacturing Technology, 1-26(2022).
[27] Ding D H, Pan Z X, Cuiuri D et al. Advanced design for additive manufacturing: 3D slicing and 2D path planning[M]. New trends in 3D printing, 63042(2016).
[28] Cen W H, Tang H L, Zhang J Z et al. Scanning strategy to improve the overlapping quality of partition in selective laser melting[J]. Chinese Journal of Lasers, 48, 1802018(2021).
[29] Singh P, Dutta D. Multi-direction slicing for layered manufacturing[J]. Journal of Computing and Information Science in Engineering, 1, 129-142(2001).
[30] Zhang J, Liou F. Adaptive slicing for a multi-axis laser aided manufacturing process[J]. Journal of Mechanical Design, 126, 254-261(2004).
[31] Ren L, Sparks T, Ruan J Z et al. Process planning strategies for solid freeform fabrication of metal parts[J]. Journal of Manufacturing Systems, 27, 158-165(2008).
[32] Singh P, Dutta D. Offset slices for multidirection layered deposition[J]. Journal of Manufacturing Science and Engineering, 130, 011011(2008).
[33] Lee K, Jee H. Slicing algorithms for multi-axis 3-D metal printing of overhangs[J]. Journal of Mechanical Science and Technology, 29, 5139-5144(2015).
[34] Ding D H, Pan Z X, Cuiuri D et al. Automatic multi-direction slicing algorithms for wire based additive manufacturing[J]. Robotics and Computer-Integrated Manufacturing, 37, 139-150(2016).
[35] Ding Y Y, Dwivedi R, Kovacevic R. Process planning for 8-axis robotized laser-based direct metal deposition system: a case on building revolved part[J]. Robotics and Computer-Integrated Manufacturing, 44, 67-76(2017).
[36] Zhao G, Ma G C, Feng J W et al. Nonplanar slicing and path generation methods for robotic additive manufacturing[J]. The International Journal of Advanced Manufacturing Technology, 96, 3149-3159(2018).
[37] Ren L, Sparks T, Ruan J Z et al. Integrated process planning for a multiaxis hybrid manufacturing system[J]. Journal of Manufacturing Science and Engineering, 132, 021006(2010).
[38] Wang M Q, Zhang H G, Hu Q X et al. Research and implementation of a non-supporting 3D printing method based on 5-axis dynamic slice algorithm[J]. Robotics and Computer-Integrated Manufacturing, 57, 496-505(2019).
[39] Hu Q X, Feng D, Zhang H G et al. Oriented to multi-branched structure unsupported 3D printing method research[J]. Materials, 13, 2023(2020).
[40] Wang X Y, Chen L F, Lau T Y et al. A skeleton-based process planning framework for support-free 3＋2-axis printing of multi-branch freeform parts[J]. The International Journal of Advanced Manufacturing Technology, 110, 327-350(2020).
[41] Wu C M, Dai C K, Fang G X et al. RoboFDM: a robotic system for support-free fabrication using FDM[C], 1175-1180(2017).
[42] Gao Y S, Wu L F, Yan D M et al. Near support-free multi-directional 3D printing via global-optimal decomposition[J]. Graphical Models, 104, 101034(2019).
[43] Wu C M, Dai C K, Fang G X et al. General support-effective decomposition for multi-directional 3-D printing[J]. IEEE Transactions on Automation Science and Engineering, 17, 599-610(2020).
[44] Liu H, Liu L, Li D W et al. An approach to partition workpiece CAD model towards 5-axis support-free 3D printing[J]. The International Journal of Advanced Manufacturing Technology, 106, 683-699(2020).
[45] Xu K, Chen L F, Tang K. Support-free layered process planning toward 3＋2-axis additive manufacturing[J]. IEEE Transactions on Automation Science and Engineering, 16, 838-850(2019).
[46] Xiao X Y, Joshi S. Process planning for five-axis support free additive manufacturing[J]. Additive Manufacturing, 36, 101569(2020).
[47] Wu C M, Liu Y J, Wang C C L. Learning to accelerate decomposition for multi-directional 3D printing[J]. IEEE Robotics and Automation Letters, 5, 5897-5904(2020).
[48] Dai C K, Wang C C L, Wu C M et al. Support-free volume printing by multi-axis motion[J]. ACM Transactions on Graphics, 37, 1-14(2018).
[49] Zhao H S, Gu F L, Huang Q X et al. Connected Fermat spirals for layered fabrication[J]. ACM Transactions on Graphics, 35, 1-10(2016).
[51] Xu K, Li Y G, Chen L F et al. Curved layer based process planning for multi-axis volume printing of freeform parts[J]. Computer-Aided Design, 114, 51-63(2019).
[52] George P L, Seveno E. The advancing-front mesh generation method revisited[J]. International Journal for Numerical Methods in Engineering, 37, 3605-3619(1994).
[54] Crane K, Weischedel C, Wardetzky M. The heat method for distance computation[J]. Communications of the ACM, 60, 90-99(2017).
[55] Fang G X, Zhang T Y, Zhong S K et al. Reinforced FDM: multi-axis filament alignment with controlled anisotropic strength[J]. ACM Transactions on Graphics, 39, 1-15(2020).
[56] Shan Y J, Gan D M, Mao H C. Curved layer slicing based on isothermal surface[J]. Procedia Manufacturing, 53, 484-491(2021).
[57] Xie F B, Jing X S, Zhang C Y et al. Volume decomposition for multi-axis support-free and gouging-free printing based on ellipsoidal slicing[J]. Computer-Aided Design, 143, 103135(2022).
[58] Mitropoulou I, Bernhard M, Dillenburger B. Nonplanar 3D printing of bifurcating forms[J]. 3D Printing and Additive Manufacturing, 0023(2021).
[59] Kapil S, Joshi P, Kulkarni P M et al. Elimination of support mechanism in additive manufacturing through substrate tilting[J]. Rapid Prototyping Journal, 24, 1155-1165(2018).
[60] Flores J, Garmendia I, Pujana J. Toolpath generation for the manufacture of metallic components by means of the laser metal deposition technique[J]. The International Journal of Advanced Manufacturing Technology, 101, 2111-2120(2019).
[61] Liu B, Shen H Y, Zhou Z Y et al. Research on support-free WAAM based on surface/interior separation and surface segmentation[J]. Journal of Materials Processing Technology, 297, 117240(2021).
[62] Dai F S, Zhang H O, Li R S. Process planning based on cylindrical or conical surfaces for five-axis wire and arc additive manufacturing[J]. Rapid Prototyping Journal, 26, 1405-1420(2020).
[63] Dai F S, Zhang S F, Li R S et al. Multiaxis wire and arc additive manufacturing for overhangs based on conical substrates[J]. Rapid Prototyping Journal, 28, 126-142(2022).
[64] Tyberg J, Bøhn J H. Local adaptive slicing[J]. Rapid Prototyping Journal, 4, 118-127(1998).
[65] Zhang K, Li D Y, Gui H et al. An adaptive slicing algorithm for laser cladding remanufacturing of complex components[J]. The International Journal of Advanced Manufacturing Technology, 101, 2873-2887(2019).
[66] Mani K, Kulkarni P, Dutta D. Region-based adaptive slicing[J]. Computer-Aided Design, 31, 317-333(1999).
[67] Wasserfall F, Hendrich N, Zhang J W. Adaptive slicing for the FDM process revisited[C], 49-54(2017).
[68] Etienne J, Ray N, Panozzo D et al. CurviSlicer[J]. ACM Transactions on Graphics, 38, 1-11(2019).
[69] Yigit I E, Lazoglu I. Helical slicing method for material extrusion-based robotic additive manufacturing[J]. Progress in Additive Manufacturing, 4, 225-232(2019).
[70] Bhatt P M, Malhan R K, Rajendran P et al. Building free-form thin shell parts using supportless extrusion-based additive manufacturing[J]. Additive Manufacturing, 32, 101003(2020).
[71] Davis J D, Kutzer M D, Chirikjian G S. Algorithms for multilayer conformal additive manufacturing[J]. Journal of Computing and Information Science in Engineering, 16, 021015(2016).
[72] Bhatt P M, Kulkarni A, Kanyuck A et al. Automated process planning for conformal wire arc additive manufacturing[J]. The International Journal of Advanced Manufacturing Technology, 1-26(2022).
[73] Bruzzo F, Catalano G, Demir A G et al. Surface finishing by laser re-melting applied to robotized laser metal deposition[J]. Optics and Lasers in Engineering, 137, 106391(2021).
[74] Zhang R W, Wan L, Shi T et al. Multi-degree of freedom conformal laser metal deposition process and precision of thin-walled hollow sphere[J]. Chinese Journal of Lasers, 48, 2202018(2021).
[75] Dávila J L, Neto P I, Noritomi P Y et al. Hybrid manufacturing: a review of the synergy between directed energy deposition and subtractive processes[J]. The International Journal of Advanced Manufacturing Technology, 110, 3377-3390(2020).
[76] Jiang J C, Stringer J, Xu X et al. Investigation of printable threshold overhang angle in extrusion-based additive manufacturing for reducing support waste[J]. International Journal of Computer Integrated Manufacturing, 31, 961-969(2018).
[77] Wang X Y, Jiang H, Xu W J et al. Laser cladding forming of arc-section inclined thin-walled parts with variable Z-increments[J]. Chinese Journal of Lasers, 38, 1003007(2011).
[78] Wang X L, Deng D W, Hu Y B et al. Overhang structure and accuracy in laser engineered net shaping of Fe-Cr steel[J]. Optics & Laser Technology, 106, 357-365(2018).
[79] Zhao H M, He Y, Fu J Z et al. Inclined layer printing for fused deposition modeling without assisted supporting structure[J]. Robotics and Computer-Integrated Manufacturing, 51, 1-13(2018).
[80] Wüthrich M, Elspass W J, Bos P et al. Novel 4-axis 3D printing process to print overhangs without support material[M]. Meboldt M, Klahn C. Industrializing additive manufacturing, 130-145(2021).
[81] Wüthrich M, Gubser M, Elspass W J et al. A novel slicing strategy to print overhangs without support material[J]. Applied Sciences, 11, 8760(2021).
[82] Hao J B, Meng Q D, Li C C et al. Effects of tilt angle between laser nozzle and substrate on bead morphology in multi-axis laser cladding[J]. Journal of Manufacturing Processes, 43, 311-322(2019).
[83] Cortina M, Arrizubieta J I, Ruiz J E et al. Latest Developments in Industrial Hybrid Machine Tools that Combine Additive and Subtractive Operations[J]. Materials, 11, 2583(2018).
[84] Chen L Y, Yu T B, Chen Y et al. Slicing strategy and process of laser direct metal deposition (DMD) of the inclined thin-walled part under open-loop control[J]. Rapid Prototyping Journal, 28, 68-86(2022).
[85] Shi T, Shi J J, Xia Z X et al. Precise control of variable-height laser metal deposition using a height memory strategy[J]. Journal of Manufacturing Processes, 57, 222-232(2020).
[86] Song X, Pan Y Y, Chen Y. Development of a low-cost parallel kinematic machine for multidirectional additive manufacturing[J]. Journal of Manufacturing Science and Engineering, 137, 021005(2015).
[87] Goh G D, Sing S L, Yeong W Y. A review on machine learning in 3D printing: applications, potential, and challenges[J]. Artificial Intelligence Review, 54, 63-94(2021).
[88] Chen L F, Chung M F, Tian Y B et al. Variable-depth curved layer fused deposition modeling of thin-shells[J]. Robotics and Computer-Integrated Manufacturing, 57, 422-434(2019).
[89] Xie F B, Bi D J, Tang K. A potential field based multi-axis printing path generation algorithm[J]. International Journal of Computer Integrated Manufacturing, 33, 1277-1299(2020).
[90] Plakhotnik D, Glasmacher L, Vaneker T et al. CAM planning for multi-axis laser additive manufacturing considering collisions[J]. CIRP Annals, 68, 447-450(2019).
[91] Dai C K, Lefebvre S, Yu K M et al. Planning jerk-optimized trajectory with discrete time constraints for redundant robots[J]. IEEE Transactions on Automation Science and Engineering, 17, 1711-1724(2020).
[92] Craig J J[M]. Introduction to robotics: mechanics and control(2009).
[93] Zhang T Y, Chen X J, Fang G X et al. Singularity-aware motion planning for multi-axis additive manufacturing[J]. IEEE Robotics and Automation Letters, 6, 6172-6179(2021).
[94] Xu J T, Niu J B, Chen M S et al. Research progress in multi-axis CNC machining of precision complex curved parts[J]. Acta Aeronautica et Astronautica Sinica, 42, 524867(2021).
[97] Pan J, Chitta S, Manocha D. FCL: a general purpose library for collision and proximity queries[C], 3859-3866(2012).
