CN204725865U - A kind of mechanical device of the 3D printer based on parallel institution - Google Patents

A kind of mechanical device of the 3D printer based on parallel institution Download PDF

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Publication number
CN204725865U
CN204725865U CN201520485984.7U CN201520485984U CN204725865U CN 204725865 U CN204725865 U CN 204725865U CN 201520485984 U CN201520485984 U CN 201520485984U CN 204725865 U CN204725865 U CN 204725865U
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China
Prior art keywords
double
triangular hollow
printer
upright guide
underframe
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CN201520485984.7U
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Chinese (zh)
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陈晓永
崔国起
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TIANJIN UNIV YINTAI TECH Co Ltd TIANJIN CITY
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TIANJIN UNIV YINTAI TECH Co Ltd TIANJIN CITY
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Abstract

A kind of mechanical device of the 3D printer based on parallel institution, include the double-deck underframe of horizontally disposed triangular hollow and triangle upper frame, be vertically connected on three upright guide rails between the double-deck underframe of triangular hollow and triangle upper frame, be arranged on the top cover on described triangle upper frame, be arranged on the printing pallet on the double-deck underframe of triangular hollow, and the moving platform of three groups of pulley mechanisms that can move up and down along upright guide rail is connected respectively by three groups of connecting rod correspondences, the lower end of described three upright guide rails is respectively fixedly connected on the double-deck underframe of described triangular hollow by oblique pull parts respectively, described printing pallet is arranged on the double-deck underframe of described triangular hollow by locating piece, described pulley mechanism is being connected on described upright guide rail by the back-moving spring rolling in pulley mechanism.The utility model improves the rigidity of Delta parallel arm printer, reduces material cost, ensure that the quality of printed product, increases print space.

Description

A kind of mechanical device of the 3D printer based on parallel institution
Technical field
The utility model relates to a kind of 3D printer.Particularly relate to the mechanical device of the large-sized 3D printer based on parallel institution of a kind of large working space.
Background technology
3D printing technique belongs to the category of rapid shaping technique, and it is based on mathematical model file, uses dusty material or filamentary material or liquid material to be raw material, by the increasing material manufacturing technology of fixed point adhesive solidification structure three-dimensional body.It has a lot of process, such as fusion sediment (FDM), Stereolithography (SL), selective laser sintering (SLS), layer separated growth (LOM) etc.
Fusion sediment formula forming technique is the one of rapid shaping technique, and current this moulding process has two kinds of popular project of motion control: xyz cartesian coordinate architecture, Delta parallel arm structure.Improvement for its working space size of printer of xyz structure is not easy to realize, and can be realized by the length changing crucial rod member in its structure very easily for Delta type printer working space size.But can series of problems be brought, such as Rigidity when increasing Delta type machine working space, the optimum offering question of print parameters, linear guides cost high problem.How to address these problems the object becoming the utility model research.Therefore need to improve the structure of Delta type printer.
Summary of the invention
Technical problem to be solved in the utility model is, does not reduce the mechanical device of the 3D printer based on parallel institution of printed product quality after providing a kind of Delta of making type printer working space to increase.
The technical scheme that the utility model adopts is: a kind of mechanical device of the 3D printer based on parallel institution, include the double-deck underframe of horizontally disposed triangular hollow and triangle upper frame, be vertically connected on three upright guide rails between the double-deck underframe of triangular hollow and triangle upper frame, be arranged on the top cover on described triangle upper frame, be arranged on the printing pallet on the double-deck underframe of triangular hollow, and the moving platform of three groups of pulley mechanisms that can move up and down along upright guide rail is connected respectively by three groups of connecting rod correspondences, the lower end of described three upright guide rails is respectively fixedly connected on the double-deck underframe of described triangular hollow by oblique pull parts respectively, described printing pallet is arranged on the double-deck underframe of described triangular hollow by locating piece, described pulley mechanism is being connected on described upright guide rail by the back-moving spring rolling in pulley mechanism.
Described top cover is provided with bin, and is formed on top cover for the material path to the extruder head feed be arranged on moving platform.
Described triangle upper frame is provided with display and version is installed.
Described oblique pull parts include 2 braces and an oblique pull connector, wherein, described oblique pull connector is fixedly connected on described upright guide rail, one end of described 2 braces is connected to the both sides of described oblique pull connector, and the other end of 2 braces connects two limits of the double-deck underframe of corresponding triangular hollow respectively.
Described pulley mechanism includes the ram be positioned at inside described upright guide rail, run through four bolts of ram four end, on each bolt cover have one can along the pulley of the side scroll-up/down of described upright guide rail, wherein, the end that correspondence is positioned at two bolts of upright guide rail both sides is all connected by a back-moving spring, and described ram is connected with described connecting rod by ball pair.
Described locating piece is L-type structure, wherein the vertical component of L-type structure is formed with the screw for being screwed in by locating piece on the double-deck underframe of described triangular hollow, the bottom surface of the corresponding described printing pallet of the horizontal component for supporting the L-type structure printing pallet, the horizontal plane that the periphery of described printing pallet is placed in L-type structure contacts with the vertical component forming surface of L-type structure.
Each limit on the double-deck underframe upper strata of described triangular hollow is also provided with for adjusting the manual leveling device printing pallet levelness, described manual leveling device includes the contiguous block that underframe double-deck with described triangular hollow is connected, be fixed on the nut on described contiguous block, and the adjustment bolt to be connected with described nut thread, described contiguous block is formed with the installing hole for being fixed on by described contiguous block by screw on the double-deck underframe of described triangular hollow, the top of described adjustment bolt connects for contacting with described printing pallet.
On described adjustment bolt between bolts and nuts also cover have spring.
The mechanical device of a kind of 3D printer based on parallel institution of the present utility model, improves the rigidity of Delta parallel arm printer, reduces material cost, ensure that the quality of printed product, increase print space.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model based on the mechanical device of the 3D printer of parallel institution;
Fig. 2 is the close-up schematic view of the utility model pulley mechanism;
Fig. 3 is the structural representation of the utility model detent mechanism;
Fig. 4 is the structural representation of manual leveling mechanism in the utility model.
In figure
1: the double-deck underframe 2 of hollow: print pallet
3: screw 4: oblique pull parts
41: brace 42: oblique pull connector
5: triangle upper frame 6: pulley mechanism
61: back-moving spring 62: pulley
63: bolt 64: ram
7: connecting rod 8: upright guide rail
9: top cover 10: bin
11: display installs version 12: manual leveling device
121: adjustment bolt 122: nut
123: spring 124: installing hole
125: contiguous block 13: moving platform
14: material path
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the mechanical device to a kind of 3D printer based on parallel institution of the present utility model is described in detail.
As shown in Figure 1, the mechanical device of a kind of 3D printer based on parallel institution of the present utility model, include the double-deck underframe 1 of horizontally disposed triangular hollow and triangle upper frame 5, be vertically connected on three upright guide rails 8 between the double-deck underframe 1 of triangular hollow and triangle upper frame 5, be arranged on the top cover 9 on described triangle upper frame 5, be arranged on the printing pallet 2 on the double-deck underframe 1 of triangular hollow, and connect the moving platform 13 that can move up and down three groups of dynamic pulley mechanisms 6 along upright guide rail 8 respectively by three groups of connecting rod 7 correspondences.Described top cover 9 is provided with bin 10, and be formed on top cover 9 for be arranged on moving platform 13 material path 14.Described triangle upper frame 5 is provided with display and installs version 11, display is arranged on display installing plate 11 place.The lower end of described three upright guide rails 8 is respectively fixedly connected on the double-deck underframe 1 of described triangular hollow by one for the oblique pull parts 4 strengthening rigidity respectively, described printing pallet 2 is arranged on the double-deck underframe 1 of described triangular hollow by locating piece, and described pulley mechanism 6 is being connected on described upright guide rail 8 by the back-moving spring rolling in pulley mechanism 6.
Described oblique pull parts 4 include 2 braces 41 and an oblique pull connector 42, wherein, described oblique pull connector 42 is fixedly connected on described upright guide rail 8, one end of described 2 braces 41 is connected to the both sides of described oblique pull connector 42, and the other end of 2 braces 41 connects two limits of the double-deck underframe 1 of corresponding triangular hollow respectively.
As shown in Figure 2, described pulley mechanism 6 includes the ram 64 be positioned at inside described upright guide rail 8, run through four bolts 63 of ram 64 4 end, on each bolt 63 cover have one can along the pulley 62 of the side scroll-up/down of described upright guide rail 8, wherein, the end that correspondence is positioned at two bolts 63 of upright guide rail 8 both sides is all connected by a back-moving spring 61, and described ram 64 is connected with described connecting rod 7 by ball pair.Drive motors is arranged on the double-deck underframe 1 of triangular hollow by the utility model, and the synchronizing wheel on drive motors is moved up and down by ram in Timing Belt band movable pulley mechanism 6, thus makes pulley 62 can along the side scroll-up/down of described upright guide rail 8.That is, ram 64 forms Structure deformation by bolt 63 and pulley 62 with upright guide rail 8, and the end of bolt 63 has spring 61 to strain, ram 64 move up and down the three-dimensional translating that can realize moving platform 13.Printhead is arranged on moving platform 13 just can carry out 3D printing.
As shown in Figure 3, described locating piece is L-type structure, wherein the vertical component of L-type structure is formed with the screw 3 for being screwed in by locating piece on the double-deck underframe 1 of described triangular hollow, the bottom surface of the corresponding described printing pallet 2 of the horizontal component for supporting the L-type structure printing pallet 2, the horizontal plane that the periphery of described printing pallet 2 is placed in L-type structure contacts with the vertical component forming surface of L-type structure.
As shown in Figure 4, each limit on double-deck underframe 1 upper strata of described triangular hollow is also provided with for adjusting the manual leveling device 12 printing pallet 2 levelness, described manual leveling device 12 includes the contiguous block 125 that underframe 1 double-deck with described triangular hollow is connected, be fixed on the nut 122 on described contiguous block 125, and the adjustment bolt 121 to be threaded with described nut 122, on described adjustment bolt 121 between bolts and nuts 122 also cover have spring 123, described contiguous block 125 is formed with the installing hole 124 for being fixed on by described contiguous block 125 by screw on the double-deck underframe 1 of described triangular hollow, the top of described adjustment bolt 121 connects for contacting with described printing pallet 2.Manual leveling device 12 is under the pressure printing pallet 2, and when rotating adjustment bolt 121, Compress Spring 123, promotes the height of adjustment bolt 121, and then adjustment prints the horizontal level of pallet 2.Print pallet 2 times circumferences and be evenly arranged the Levelling operation that three manual leveling devices 12 can realize printing pallet 2.Locating piece and manual leveling device 12 carry out space orientation to described printing pallet 2 jointly.

Claims (8)

1. the mechanical device based on the 3D printer of parallel institution, include the double-deck underframe (1) of horizontally disposed triangular hollow and triangle upper frame (5), be vertically connected on three upright guide rails (8) between the double-deck underframe (1) of triangular hollow and triangle upper frame (5), be arranged on the top cover (9) on described triangle upper frame (5), be arranged on the printing pallet (2) on the double-deck underframe (1) of triangular hollow, and the moving platform (13) of three groups of pulley mechanisms (6) that can move up and down along upright guide rail (8) is connected respectively by three groups of connecting rod (7) correspondences, it is characterized in that, the lower end of described three upright guide rails (8) is respectively fixedly connected on the double-deck underframe (1) of described triangular hollow by an oblique pull parts (4) respectively, described printing pallet (2) is arranged on the double-deck underframe (1) of described triangular hollow by locating piece, described pulley mechanism (6) is being connected on described upright guide rail (8) by the back-moving spring rolling in pulley mechanism (6).
2. the mechanical device of a kind of 3D printer based on parallel institution according to claim 1, it is characterized in that, described top cover (9) is provided with bin (10), and is formed on top cover (9) for the material path (14) to the extruder head feed be arranged on moving platform (13).
3. the mechanical device of a kind of 3D printer based on parallel institution according to claim 1, is characterized in that, described triangle upper frame (5) is provided with display and installs version (11).
4. the mechanical device of a kind of 3D printer based on parallel institution according to claim 1, it is characterized in that, described oblique pull parts (4) include 2 braces (41) and an oblique pull connector (42), wherein, described oblique pull connector (42) is fixedly connected on described upright guide rail (8), one end of described 2 braces (41) is connected to the both sides of described oblique pull connector (42), and the other end of 2 braces (41) connects two limits of the double-deck underframe (1) of corresponding triangular hollow respectively.
5. the mechanical device of a kind of 3D printer based on parallel institution according to claim 1, it is characterized in that, described pulley mechanism (6) includes the ram (64) being positioned at described upright guide rail (8) inner side, run through four bolts (63) of ram (64) four end, the upper cover of each bolt (63) have one can along the pulley (62) of the side scroll-up/down of described upright guide rail (8), wherein, the end that correspondence is positioned at two bolts (63) of upright guide rail (8) both sides is all passed through a back-moving spring (61) and is connected, described ram (64) is connected with described connecting rod (7) by ball pair.
6. the mechanical device of a kind of 3D printer based on parallel institution according to claim 1, it is characterized in that, described locating piece is L-type structure, wherein the vertical component of L-type structure is formed with the screw (3) for being screwed in by locating piece on the double-deck underframe (1) of described triangular hollow, the bottom surface of the corresponding described printing pallet (2) of the horizontal component for supporting the L-type structure printing pallet (2), the horizontal plane that the periphery of described printing pallet (2) is placed in L-type structure contacts with the vertical component forming surface of L-type structure.
7. the mechanical device of a kind of 3D printer based on parallel institution according to claim 1, it is characterized in that, each limit on double-deck underframe (1) upper strata of described triangular hollow is also provided with for adjusting the manual leveling device (12) printing pallet (2) levelness, described manual leveling device (12) includes the contiguous block (125) that underframe (1) double-deck with described triangular hollow is connected, be fixed on the nut (122) on described contiguous block (125), and the adjustment bolt (121) to be threaded with described nut (122), described contiguous block (125) is formed with the installing hole (124) for being fixed on by described contiguous block (125) by screw on the double-deck underframe (1) of described triangular hollow, the top of described adjustment bolt (121) connects for contacting with described printing pallet (2).
8. the mechanical device of a kind of 3D printer based on parallel institution according to claim 7, is characterized in that, described adjustment bolt (121) has spring (123) being positioned between bolts and nuts (122) also cover.
CN201520485984.7U 2015-07-07 2015-07-07 A kind of mechanical device of the 3D printer based on parallel institution Active CN204725865U (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105922593A (en) * 2016-06-20 2016-09-07 海宁酷彩数码科技有限公司 Lifting mechanism of 3D printer
CN106079441A (en) * 2016-06-20 2016-11-09 海宁酷彩数码科技有限公司 A kind of printing head of 3D printer
CN106378457A (en) * 2016-10-27 2017-02-08 上海建桥学院 Extruding and stacking efficient forming device
CN106493953A (en) * 2016-12-15 2017-03-15 广州中国科学院先进技术研究所 A kind of parallel arm 3D printer and control system
CN107891601A (en) * 2016-06-20 2018-04-10 海宁酷彩数码科技有限公司 A kind of improved 3D printer
CN107914395A (en) * 2016-06-20 2018-04-17 海宁酷彩数码科技有限公司 A kind of improved 3D printer print platform
IT201600109409A1 (en) * 2016-10-28 2018-04-28 Tecnocons S R L 3D printer and relative joint of the support arms
CN108891020A (en) * 2018-02-07 2018-11-27 北京工业大学 A kind of digitlization plantation guide plate production method based on fused glass pellet technology

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108189400A (en) * 2016-06-20 2018-06-22 海宁酷彩数码科技有限公司 A kind of improved 3D printer printing head
CN106079441A (en) * 2016-06-20 2016-11-09 海宁酷彩数码科技有限公司 A kind of printing head of 3D printer
CN105922593B (en) * 2016-06-20 2018-11-09 张津瑜 A kind of elevating mechanism of 3D printer
CN107891601A (en) * 2016-06-20 2018-04-10 海宁酷彩数码科技有限公司 A kind of improved 3D printer
CN107914395A (en) * 2016-06-20 2018-04-17 海宁酷彩数码科技有限公司 A kind of improved 3D printer print platform
CN105922593A (en) * 2016-06-20 2016-09-07 海宁酷彩数码科技有限公司 Lifting mechanism of 3D printer
CN108189396A (en) * 2016-06-20 2018-06-22 海宁酷彩数码科技有限公司 A kind of elevating mechanism of improved 3D printer
CN106378457A (en) * 2016-10-27 2017-02-08 上海建桥学院 Extruding and stacking efficient forming device
IT201600109409A1 (en) * 2016-10-28 2018-04-28 Tecnocons S R L 3D printer and relative joint of the support arms
CN106493953A (en) * 2016-12-15 2017-03-15 广州中国科学院先进技术研究所 A kind of parallel arm 3D printer and control system
CN106493953B (en) * 2016-12-15 2019-08-27 广州中国科学院先进技术研究所 A kind of parallel arm 3D printer and control system
CN108891020A (en) * 2018-02-07 2018-11-27 北京工业大学 A kind of digitlization plantation guide plate production method based on fused glass pellet technology
CN108891020B (en) * 2018-02-07 2020-08-07 北京工业大学 Method for manufacturing digital planting guide plate based on fused deposition modeling technology

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