CN206317397U

CN206317397U - 3d printer

Info

Publication number: CN206317397U
Application number: CN201621438956.0U
Authority: CN
Inventors: 谢进; 张佩佩; 王翔; 吴文胜
Original assignee: Hefei College
Current assignee: Hefei University; Hefei College
Priority date: 2016-12-26
Filing date: 2016-12-26
Publication date: 2017-07-11
Anticipated expiration: 2026-12-26

Abstract

The utility model discloses 3D printer, including three-dimensional frame and central processing unit, the small conveyer belt one end of driven by engine is rotated, the small conveyer belt other end drives one end of rotating shaft to rotate, the other end of rotating shaft drives conveyer belt to rotate, engine is set to be fixedly mounted in three-dimensional frame by way of this connection engine and conveyer belt, reduce amplitude during engine work, simultaneously it is determined that during coordinate, only a slide bar is driven to move by a conveyer belt, be not in the inconsistent situation of speed, plane coordinates more accurate positioning when making the 3D printer work.

Description

3D printer

Technical field

The utility model is related to 3D printer field, specially 3D printer.

Background technology

In recent years, 3D printer more and more comes into our life, because 3D printer belongs to a kind of rapid shaping Technology, this forming process no longer needs traditional cutter, fixture and the lathe can just to create arbitrary shape, it can from It is dynamic, the design in computer is rapidly converted into model, or even direct manufacturing parts or mould, thus more people select Small-sized 3D printer manufactures the object oneself liked；These can be can be driven in small-sized homemade 3D printer by engine Dynamic conveyer belt motion carrys out the elements of a fix, and method is that engine is directly installed on into branch in universal small-sized homemade 3D printer On frame one end, but these can all cause 3D printer coordinate setting in print procedure not accurate.

This mode that engine is arranged on into support one end can make overall 3D printer support easily unstable, because hair Vibrations occur when motivation works and engine is in vacantly, vibration amplitude is big to drive overall 3D printer support unstable, or It may make faster than another conveyer belt of same support in the conveyer belt transmission speed on the support of engine one end, it may appear that Two conveyer belts are incomplete same and bring slide bar left and right ends not move in parallel in rotation process medium velocity, can all influence spray Kettle determines that plane coordinates is printed.

The 3D printer support vibrations that these engine mounting means are brought and the influence that line speed is differed, make 3D The coordinate setting precision of printer is not high, causes the article printed more coarse.

Utility model content

1. the technical problem to be solved

The integral support brought for the mounting means in 3D printer present in prior art due to engine is unstable The fixed and inconsistent influence of line speed causes the problem of coordinate setting is not accurate, and the purpose of this utility model is to provide 3D Printer, realizes that 3D printer coordinate setting is more accurate.

2. technical scheme

To solve the above problems, the utility model is adopted the following technical scheme that.

3D printer, including three-dimensional frame and central processing unit, described three-dimensional frame include X-axis drive mechanism, Z axis and driven Motivation structure, Y-axis drive mechanism, feed mechanism and workbench, described X-axis drive mechanism, Z axis drive mechanism, Y-axis drive mechanism Central processing unit, described workbench connection Y-axis drive mechanism, described X-axis driving are connected by electrical wiring to feed mechanism Mechanism includes X-axis engine, the small conveyer belt of X-axis, X-axis connector, X-axis conveyer belt, X-axis conveyer belt support bar a and X-axis conveyer belt Support bar b, described X-axis conveyer belt support bar a is parallel with X-axis conveyer belt support bar b, and described X-axis engine is arranged on vertical On a piece support of body support frame top Z-direction, described X-axis connector is arranged on X-axis conveyer belt support bar a, described X Connection X-axis rotating shaft, institute inside the surface of axle conveyer belt support bar a supports where X-axis engine, described X-axis connector The X-axis engine stated connects one end of the small conveyer belt of X-axis, and the other end of the small conveyer belt of X-axis connects one end of X-axis rotating shaft, and X-axis turns The other end of axle connects one end of X-axis conveyer belt, the other end connection X-axis conveyer belt support bar b of X-axis conveyer belt；

Described Z axis drive mechanism includes Z axis engine, the small conveyer belt of Z axis, Z axis connector, Z axis conveyer belt, Z axis and passed Send band support bar a and Z axis conveyer belt support bar b, described Z axis conveyer belt support bar a parallel with Z axis conveyer belt support bar b, institute The Z axis engine stated is arranged on a support of three-dimensional bracket top X-direction, and described Z axis connector is passed installed in Z axis Send on band support bar a, the surface of described Z axis conveyer belt support bar a supports where Z axis engine, described Z axis connection Connection Z axis rotating shaft inside device, Z axis engine connects one end of the small conveyer belt of Z axis, and the other end connection Z axis of the small conveyer belt of Z axis turns One end of axle, the other end of Z axis rotating shaft connects one end of Z axis conveyer belt, the other end connection Z axis conveyer belt branch of Z axis conveyer belt Strut b；

Described Y-axis drive mechanism includes Y-axis engine, Y-axis screw rod and Y-axis support bar, described Y-axis screw rod and Y-axis support bar is fixed on the support of three-dimensional bracket bottom Z-direction vertically side by side；Y-axis engine is arranged on Y-axis screw rod bottom End；Described X-axis engine, Z axis engine and Y-axis engine connects central processing unit by electric wire；

Described feed mechanism includes watering can and printed material, and described printed material connects watering can by tubule, described Watering can central processing unit is connected by electric wire；This mode for installing engine makes engine be fixed on support, reduces Amplitude when engine works, plane coordinates more accurate positioning when making the 3D printer work；Described 3D printer is in engine It is to move conveyer belt by rotating small transmission interband tape splicing during work, a direction movement is only controlled using a conveyer belt, will not There is the inconsistent situation of two line speeds.

Preferably, described X-axis drive mechanism also includes X-axis slide bar, X-axis slide block a, X-axis slide block b, X-axis support bar a and X Axle support bar b, X-axis slide bar one end is fixed on X-axis slide block a, X-axis slide block a connections X-axis support bar a and X-axis conveyer belt, and X-axis is slided The bar other end is fixed on X-axis slide block b, X-axis slide block b connection X-axis support bars b；Described Z axis drive mechanism also includes Z axis and slided Bar, Z axis sliding block a, Z axis sliding block b, Z axis support bar a and Z axis support bar b, Z axis slide bar one end are fixed on Z axis sliding block a, and Z axis is slided Block a connections Z axis support bar a and Z axis conveyer belt, the Z axis slide bar other end are fixed on Z axis sliding block b, Z axis sliding block b connection Z axis branch Strut b；Described X-axis slide bar and Z axis slide bar is connected by contiguous block；The mode of this connection slide bar, conveyer belt and support bar, When conveyer belt is moved, slide bar and conveyer belt are moved together, and one end of slide bar is fixed on sliding shoe, and sliding shoe glues with conveyer belt It is combined, two ends is slided while conveyer belt is moved and are moved along support bar；X-axis slide bar and Z axis slide bar are connected by contiguous block, X-axis slide bar and Z axis slide bar is kept vertical relation, be not in because slide bar is one end with conveyer belt motion drive the other end and Bring slide bar crooked.

Preferably, described contiguous block connection watering can top, watering can top introduces printed material, printed material by tubule It is suspended in thread winding is agglomerating at three-dimensional frame top one on corner angle；Watering can is moved with X-axis slide bar and Z axis slide bar, directly really Allocate areal coordinate so that more accurate in print procedure midplane coordinate.

Preferably, described workbench includes bracket and supporting plate, and bracket includes two metallic rods, four plastic sheaths and two Two ends connect a plastic sheath respectively in individual support frame, a metallic rod, and metallic rod is supported by fixed block level connection joint to Y-axis On bar and Y-axis screw rod, support frame one end connection fixing block, other end connection metallic rod；Can be with by mobile plastic sheath Quickly and easily supporting plate is fixed on bracket, support frame is set between metallic rod and fixed block, prevents bracket for a long time using inclining Tiltedly deformation.

Preferably, it is base plate that described supporting plate, which is included below thermal insulation layer and base plate, described thermal insulation layer, and described is heat-insulated Layer and base plate are screwed the connection of four sides, and base plate interior sets check weighing induction installation；Prevent that supporting plate from beating in watering can drippage Scorched during print material, check weighing induction installation is set in the soleplate, Item Weight can be understood in print procedure, prevent from exceeding support Frame weight capacity.

3. beneficial effect

Compared to prior art, the utility model has the advantage of：

（1）The utility model is that engine and connector are arranged in the different support in three-dimensional frame, by starting Machine rotates small conveyer belt, and small conveyer belt drives one end of rotating shaft to rotate, and the other end drives conveyer belt motion after axis of rotation, this Installing the mode of engine makes engine be fixed on support, reduces amplitude during engine work, 3D printer is worked When plane coordinates more accurate positioning, described 3D printer is that small transmission interband tape splicing is dynamic to be passed by rotating when engine works Band is sent, a direction movement is only controlled using a conveyer belt, is not in two inconsistent situations of line speed.

（2）The utility model makes slide bar two ends be moved along two support bars using an one end of the conveyer belt with moving slide-bar, Being slided in slide bar motion process using two support bar fixed slip bars, and connect X-axis slide bar and Z axis slide bar with contiguous block makes two Root slide bar remains plumbness, makes slide bar not occur crooked moving in parallel all the time in motion process.

（3）Watering can is set directly on the contiguous block of X-axis slide bar and Z axis slide bar by the utility model, can beating Plane coordinates is more accurate during print.

（4）The utility model sets plastic sheath in metallic rod, can be quickly and easily by support by mobile plastic sheath Plate is fixed on bracket, and support frame is set between metallic rod and fixed block, prevents that bracket from using inclination and distortion for a long time.

（5）The utility model sets thermal insulation layer in supporting plate, prevents that supporting plate from scorching when watering can drips printed material, Check weighing induction installation is set in the soleplate, Item Weight can be understood in print procedure, prevents from exceeding bracket weight capacity.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is system block diagram of the present utility model；

Fig. 3 is the structural representation that the utility model X-axis engine is connected with X-axis conveyer belt；

Fig. 4 is the structural representation that the utility model Z axis engine is connected with Z axis conveyer belt；

Fig. 5 is the structural representation that the utility model Y-axis drive mechanism is connected with workbench；

Fig. 6 is the structural representation of supporting plate in the utility model；

Fig. 7 is the structural representation that X-axis slide bar, Z axis slide bar are connected with contiguous block in the utility model.

Label declaration in figure：

1st, three-dimensional frame, 2, central processing unit, 3, X-axis drive mechanism, 301, X-axis engine, 302, the small conveyer belt of X-axis, 303rd, X-axis connector, 304, X-axis conveyer belt, 305, X-axis conveyer belt support bar a, 306, X-axis conveyer belt support bar b, 307, X-axis Slide bar, 308, X-axis slide block a, 309, X-axis slide block b, 310, X-axis support bar a, 311, X-axis support bar b, 312, X-axis rotating shaft, 4, Z Axle drive mechanism, 401, Z axis engine, 402, the small conveyer belt of Z axis, 403, Z axis connector, 404, Z axis conveyer belt, 405, Z axis Conveyer belt support bar a, 406, Z axis conveyer belt support bar b, 407, Z axis slide bar, 408, Z axis sliding block a, 409, Z axis sliding block b, 410, Z axis support bar a, 411, Z axis support bar b, 412, Z axis rotating shaft, 5, Y-axis drive mechanism, 501, Y-axis engine, 502, Y-axis spiral Bar, 503, Y-axis support bar, 6, feed mechanism, 601, watering can, 602, printed material, 7, workbench, 701, bracket, 702, metal Bar, 703, plastic sheath, 704, support frame, 705, supporting plate, 706, thermal insulation layer, 707, base plate, 8, contiguous block, 9, fixed block.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Embodiment：

Fig. 1-7,3D printer, including three-dimensional frame 1 and central processing unit 2 are referred to, described three-dimensional frame 1 includes X Axle drive mechanism 3, Z axis drive mechanism 4, Y-axis drive mechanism 5, feed mechanism 6 and workbench 7, X-axis drive mechanism 3, Z axis driving Mechanism 4, Y-axis drive mechanism 5 and feed mechanism 6 are connected by electrical wiring to central processing unit 2, the connection Y-axis drive mechanism of workbench 7 5, X-axis drive mechanism 3 includes X-axis engine 301, the small conveyer belt 302 of X-axis, X-axis connector 303, X-axis conveyer belt 304, X-axis and passed Send band support bar a305 and X-axis conveyer belt support bar b306, X-axis conveyer belt support bar a305 and X-axis conveyer belt support bar b306 Parallel, X-axis engine 301 is arranged on a support of three-dimensional bracket top Z-direction, and described X-axis connector 303 is installed On X-axis conveyer belt support bar a305, described X-axis conveyer belt support bar a305 the place support of X-axis engine 301 just on Side, the described inside of X-axis connector 303 connection X-axis rotating shaft 312, the described connection small conveyer belt 302 of X-axis of X-axis engine 301 One end, one end of the other end connection X-axis rotating shaft 312 of the small conveyer belt 302 of X-axis, the other end connection X-axis of X-axis rotating shaft 312 passes Send one end of band 304, the other end connection X-axis conveyer belt support bar b306 of X-axis conveyer belt 304；

Z axis drive mechanism 4 includes Z axis engine 401, the small conveyer belt 402 of Z axis, Z axis connector 403, Z axis conveyer belt 404th, Z axis conveyer belt support bar a405 and Z axis conveyer belt support bar b406, Z axis conveyer belt support bar a405 and Z axis conveyer belt branch Strut b406 is parallel, and Z axis engine 401 is arranged on a support of three-dimensional bracket top X-direction, described Z axis connection Device 403 is arranged on Z axis conveyer belt support bar a405, and described Z axis conveyer belt support bar a405 is where Z axis engine 401 The surface of support, the described inside of Z axis connector 403 connection Z axis rotating shaft 412, the connection small conveyer belt of Z axis of Z axis engine 401 402 one end, one end of the other end connection Z axis rotating shaft 412 of the small conveyer belt 402 of Z axis, the other end connection Z of Z axis rotating shaft 412 One end of axle conveyer belt 404, the other end connection Z axis conveyer belt support bar b406 of Z axis conveyer belt 404；

Y-axis drive mechanism 5 includes Y-axis engine 501, Y-axis screw rod 502 and Y-axis support bar 503, Y-axis screw rod 502 It is fixed on vertically on the support of three-dimensional bracket bottom Z-direction side by side with Y-axis support bar 503；Y-axis engine 501 is arranged on Y-axis The bottom of screw rod 502；X-axis engine 301, Z axis engine 401 and Y-axis engine 501 connect central processing unit 2 by electric wire；

Feed mechanism 6 includes watering can 601 and printed material 602, and printed material 602 connects watering can 601, watering can by tubule 601 connect central processing unit 2 by electric wire.

Wherein, in actual applications, X-axis drive mechanism 3 also includes X-axis slide bar 307, X-axis slide block a308, X-axis slide block B309, X-axis support bar a310 and X-axis support bar b311, one end of X-axis slide bar 307 are fixed on X-axis slide block a308, X-axis slide block A308 connections X-axis support bar a310 and X-axis conveyer belt 304, the other end of X-axis slide bar 307 are fixed on X-axis slide block b309, and X-axis is slided Block b309 connection X-axis support bars b311；Z axis drive mechanism 4 also include Z axis slide bar 407, Z axis sliding block a408, Z axis sliding block b409, Z axis support bar a410 and Z axis support bar b411, one end of Z axis slide bar 407 is fixed on Z axis sliding block a408, and Z axis sliding block a408 connects Z axis support bar a410 and Z axis conveyer belt 404 are met, the other end of Z axis slide bar 407 is fixed on Z axis sliding block b409, Z axis sliding block b409 Connect Z axis support bar b411；X-axis slide bar 307 and Z axis slide bar 407 are connected by contiguous block 8；It is this connection slide bar, conveyer belt and The mode of support bar, when conveyer belt is moved, slide bar and conveyer belt are moved together, and one end of slide bar is fixed on sliding shoe, are slided Block is bonded together with conveyer belt, and two ends are slided while conveyer belt is moved and are moved along support bar；X-axis slide bar 307 and Z axis slide bar 407 are connected by contiguous block, X-axis slide bar 307 and Z axis slide bar 407 is kept vertical relation, are not in because slide bar is one end The other end is driven with conveyer belt motion and brings slide bar crooked.

The connection watering can 601 of contiguous block 8 top, the top of watering can 601 introduces printed material 602, printed material 602 by tubule It is suspended in thread winding is agglomerating at the three-dimensional top one of frame 1 on corner angle；Watering can 601 is moved with X-axis slide bar and Z axis slide bar, directly Connect determination plane coordinates so that more accurate in print procedure midplane coordinate.

Workbench 7 includes bracket 701 and supporting plate 705, and bracket 701 includes two metallic rods 702, four plastic sheaths 703 With two support frames 704, two ends connect a plastic sheath 703 respectively in a metallic rod 702, and metallic rod 702 passes through fixed block 9 Level connection joint is on Y-axis support bar 503 and Y-axis screw rod 502, one end connection fixing block 9 of support frame 704, other end connection gold Belong to bar 702；Quickly and easily supporting plate 705 can be fixed on bracket by mobile plastic sheath 703, metallic rod 702 Support frame 704 is set between fixed block 9, prevents that bracket 701 from using inclination and distortion for a long time.

Supporting plate 705 includes thermal insulation layer 706 and base plate 707, and the lower section of thermal insulation layer 706 is base plate 707, thermal insulation layer 706 and bottom Plate 707 is screwed the connection of four sides, and the inside of base plate 707 sets check weighing induction installation；Prevent supporting plate 705 in watering can 601 Scorched during drippage printed material 602, check weighing induction installation is set in base plate 707, article weight can be understood in print procedure Amount, prevents from exceeding the weight capacity of bracket 701.

The operation principle of 3D printer：The utility model can manually be made by oneself by various parts, X-axis in the utility model Engine 301, Z axis engine 401, Y-axis engine 501 and watering can 601 are by being wired on central processing unit 2, center Processor 2 reconnects power supply；X-axis engine 301, Z axis engine 401 work by transmitting the and of Tape movement X-axis slide bar 307 simultaneously Z axis slide bar 407 determines plane coordinates, because the utility model changes engine mounting means, and engine and connector are pacified In the different support in three-dimensional frame, by the small conveyer belt of engine rotation, small conveyer belt drives one end of rotating shaft to rotate, The other end drives conveyer belt motion after axis of rotation, and this mode for installing engine makes engine be fixed on support to reduce Amplitude when engine works, it is determined that during plane coordinates, X-axis slide bar 307 and Z axis slide bar 407 only pass through a transmission respectively Band drives, and making slide bar, only one of which speed drives motion all the time, these, plane coordinates positioning is more smart when the 3D printer is worked It is accurate；Y-axis engine 501 makes the supporting plate 705 placed on bracket 701 by rotating Y-axis screw rod 502, movable support bracket 701 simultaneously Reach relevant position；Printed material 602 is made up of gel rubber material, in thread, and printed material 602 is connected to watering can through tubule Being set in 601, in watering can 601 makes the heater of the cold melt of printed material 602；It is determined that after first plane coordinates, spraying Kettle 601 drops onto the printed material 602 after cold melt in supporting plate 705, sets thermal insulation layer 706 to make branch in supporting plate 705 Printed material 602 after fagging 705 will not be melted is scorched, then moves X-axis slide bar 307 and Z axis slide bar 407 to determine second point Plane coordinates, watering can 601 works, until one layer of shape printing is completed；One layer of printing is completed, and will be supported by Y-axis screw rod 502 Plate 705 sends behind the distances of shape thicknesses, then moves X-axis slide bar 307 and the printing second layer of Z axis slide bar 407；One layer has printed Send behind the distances of shape thicknesses into, supporting plate 705, accumulates layer by layer, forms 3D objects.

The above, only the utility model preferably embodiment, but protection domain of the present utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality New technical scheme and its improvement design is subject to equivalent or change, should all cover in protection domain of the present utility model It is interior.

Claims

1.3D printers, including three-dimensional frame（1）And central processing unit（2）, described three-dimensional frame（1）Including X-axis driving machine Structure（3）, Z axis drive mechanism（4）, Y-axis drive mechanism（5）, feed mechanism（6）And workbench（7）, described X-axis drive mechanism （3）, Z axis drive mechanism（4）, Y-axis drive mechanism（5）And feed mechanism（6）It is connected by electrical wiring to central processing unit（2）, institute The workbench stated（7）Connect Y-axis drive mechanism（5）, it is characterised in that：Described X-axis drive mechanism（3）Including X-axis engine （301）, the small conveyer belt of X-axis（302）, X-axis connector（303）, X-axis conveyer belt（304）, X-axis conveyer belt support bar a（305）And X Axle conveyer belt support bar b（306）, described X-axis conveyer belt support bar a（305）With X-axis conveyer belt support bar b（306）It is parallel, Described X-axis engine（301）On a support of three-dimensional bracket top Z-direction, described X-axis connector （303）Installed in X-axis conveyer belt support bar a（305）On, described X-axis conveyer belt support bar a（305）In X-axis engine （301）The surface of place support, described X-axis connector（303）Inside connection X-axis rotating shaft（312）, described X-axis starts Machine（301）Connect the small conveyer belt of X-axis（302）One end, the small conveyer belt of X-axis（302）The other end connection X-axis rotating shaft（312）'s One end, X-axis rotating shaft（312）The other end connection X-axis conveyer belt（304）One end, X-axis conveyer belt（304）The other end connection X Axle conveyer belt support bar b（306）；

Described Z axis drive mechanism（4）Including Z axis engine（401）, the small conveyer belt of Z axis（402）, Z axis connector（403）、Z Axle conveyer belt（404）, Z axis conveyer belt support bar a（405）With Z axis conveyer belt support bar b（406）, described Z axis conveyer belt branch Strut a（405）With Z axis conveyer belt support bar b（406）Parallel, described Z axis engine（401）Installed in three-dimensional bracket top X On a piece support of direction of principal axis, described Z axis connector（403）Installed in Z axis conveyer belt support bar a（405）On, described Z Axle conveyer belt support bar a（405）In Z axis engine（401）The surface of place support, described Z axis connector（403）It is internal Connect Z axis rotating shaft（412）, Z axis engine（401）Connect the small conveyer belt of Z axis（402）One end, the small conveyer belt of Z axis（402）'s The other end connects Z axis rotating shaft（412）One end, Z axis rotating shaft（412）The other end connection Z axis conveyer belt（404）One end, Z axis Conveyer belt（404）Other end connection Z axis conveyer belt support bar b（406）；

Described Y-axis drive mechanism（5）Including Y-axis engine（501）, Y-axis screw rod（502）With Y-axis support bar（503）, institute The Y-axis screw rod stated（502）With Y-axis support bar（503）It is fixed on vertically on the support of three-dimensional bracket bottom Z-direction side by side；Y Shaft generator（501）Installed in Y-axis screw rod（502）Bottom；Described X-axis engine（301）, Z axis engine（401）And Y Shaft generator（501）Central processing unit is connected by electric wire（2）；

Described feed mechanism（6）Including watering can（601）And printed material（602）, described printed material（602）Pass through tubule Connect watering can（601）, described watering can（601）Central processing unit is connected by electric wire（2）.

2. 3D printer according to claim 1, it is characterised in that：Described X-axis drive mechanism（3）Also include X-axis to slide Bar（307）, X-axis slide block a（308）, X-axis slide block b（309）, X-axis support bar a（310）With X-axis support bar b（311）, X-axis slide bar （307）One end is fixed on X-axis slide block a（308）On, X-axis slide block a（308）Connect X-axis support bar a（310）With X-axis conveyer belt （304）, X-axis slide bar（307）The other end is fixed on X-axis slide block b（309）On, X-axis slide block b（309）Connect X-axis support bar b （311）；Described Z axis drive mechanism（4）Also include Z axis slide bar（407）, Z axis sliding block a（408）, Z axis sliding block b（409）, Z axis Support bar a（410）With Z axis support bar b（411）, Z axis slide bar（407）One end is fixed on Z axis sliding block a（408）On, Z axis sliding block a （408）Connect Z axis support bar a（410）With Z axis conveyer belt（404）, Z axis slide bar（407）The other end is fixed on Z axis sliding block b （409）On, Z axis sliding block b（409）Connect Z axis support bar b（411）；Described X-axis slide bar（307）With Z axis slide bar（407）Pass through Contiguous block（8）Connection.

3. 3D printer according to claim 2, it is characterised in that：Described contiguous block（8）Connect watering can（601）Top End, watering can（601）Top introduces printed material by tubule（602）, printed material（602）In thread winding it is agglomerating be suspended on it is vertical Body frame（1）At top one on corner angle.

4. 3D printer according to claim 1, it is characterised in that：Described workbench（7）Including bracket（701）And branch Fagging（705）, bracket（701）Including two metallic rods（702）, four plastic sheaths（703）With two support frames（704）, one Metallic rod（702）Upper two ends connect a plastic sheath respectively（703）, metallic rod（702）Pass through fixed block（9）Level connection joint is to Y Axle support bar（503）And Y-axis screw rod（502）On, support frame（704）One end connection fixing block（9）, other end connection metallic rod （702）.

5. 3D printer according to claim 4, it is characterised in that：Described supporting plate（705）Including thermal insulation layer（706） And base plate（707）, described thermal insulation layer（706）Lower section is base plate（707）, described thermal insulation layer（706）And base plate（707）Pass through Screw fixes the connection of four sides, base plate（707）Inside sets check weighing induction installation.