CN205836028U - A kind of improvement 3D printer - Google Patents

A kind of improvement 3D printer Download PDF

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Publication number
CN205836028U
CN205836028U CN201620696375.0U CN201620696375U CN205836028U CN 205836028 U CN205836028 U CN 205836028U CN 201620696375 U CN201620696375 U CN 201620696375U CN 205836028 U CN205836028 U CN 205836028U
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Prior art keywords
axis
printing head
drives
printer
support part
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CN201620696375.0U
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Chinese (zh)
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邓剑涛
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Individual
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Individual
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Abstract

nullThis utility model open one improvement 3D printer,Including frame,In described frame, printing head support part is installed、X-axis drive mechanism and workbench,Described X-axis drive mechanism connects and drives described printing head support part to make side-to-side movement in the horizontal direction,Printing head bearing and Y-axis drive mechanism are installed on described printing head support part,Described Y-axis drive mechanism includes that two Y-axis drive motor、Y-axis Timing Belt and Y-axis guide rail,Two Y-axis drive motor to be respectively arranged in described printing head support part rear and front end,Described printing head bearing sliding is installed on described Y-axis guide rail and is placed between two described Y-axis driving motors,Described Y-axis Timing Belt connects two described Y-axis and drives motor and described printing head bearing,Two Y-axis drive synchronizing motors to drive described Y-axis Timing Belt to rotate,Thus drive described printing head bearing to seesaw in the horizontal direction;This 3D printer arrangement is simple, stable transmission, and machining accuracy is high, is suitable to popularization and application.

Description

A kind of improvement 3D printer
Technical field
This utility model relates to 3D printing technique field, is specially one improvement 3D printer.
Background technology
3D printing technique is a kind of advanced manufacturing technology, and printing consumables can use multiple material, such as metal dust and mould Material etc..The technology of currently employed plastics consumptive material common are fuse deposition technique, and it is that thread heat-fusible materials is added hot melt Changing, gush out by squeezing with the shower nozzle of a minute nozzle, after nozzle sprays, on the table, temperature is less than solid for deposition Start solidification after changing temperature, ultimately form finished product by the accumulation layer by layer of material.Along with the development of 3D printing technique, 3D printer Gradually develop to desk-top 3D printer and pocket 3D printer, but the desk-top most 3D of 3D printer the most on the market The printhead of printer all uses single drive pattern, owing to printhead needs execution to move back and forth, uses single driving means to hold During row motion, printhead, due to unbalance stress, easily produces shake in walking process, the speed during moving back and forth is the most bad Control, so make printing precision be substantially reduced.
Utility model content
For the shortcoming overcoming prior art to mention, this utility model provides a kind of Stability Analysis of Structures, the 3D that print quality is good Printer.
This utility model solves its technical problem and be the technical scheme is that a kind of improvement 3D printer, including frame, Being provided with printing head support part, X-axis drive mechanism and workbench in described frame, described printing head support part is placed on described workbench Side, described X-axis drive mechanism connects and drives described printing head support part to make bilateral reciprocation, described printhead in the horizontal direction Printing head bearing and Y-axis drive mechanism are installed on support, described printing head bearing is provided with the described workbench of alignment Printing head, described Y-axis drive mechanism uses synchronous belt drive mechanism, and described Y-axis drive mechanism includes that two Y-axis drive electricity Machine, Y-axis Timing Belt and Y-axis guide rail, two described Y-axis drive motor to be respectively arranged in the forward and backward two ends of described printing head support part, institute State printing head bearing sliding to be installed on described Y-axis guide rail and be placed in two described Y-axis and drive between motors, described Y-axis with Step band connects two described Y-axis and drives motor and described printing head bearing, two described Y-axis to drive synchronizing motors to drive Described Y-axis Timing Belt rotates, thus drives described printing head bearing to make front-rear reciprocation movement in the horizontal direction.Wherein, described The home position of printing head bearing is set in two described Y-axis and drives the center between motor.
Further, described X-axis drive mechanism also uses synchronous belt drive mechanism, described X-axis drive mechanism to include two X Axis drive motor, two X-axis power transmission shafts, two X-axis Timing Belts and two X-axis guide rails, two X-axis power transmission shafts are respectively arranged in institute Stating the arranged on left and right sides of frame upper surface, two described X-axis guide rails are respectively arranged in the front and rear sides of described frame upper surface, and two Root X-axis Timing Belt connects the front and rear sides of two X-axis power transmission shafts respectively, and described printing head support part is slidably mounted on described two X On axis rail, described two X-axis Timing Belts connect described printing head support part, and two described X-axis driving motors connect described respectively Two X-axis power transmission shafts, and drive two described X-axis power transmission shaft synchronous axial system, so that described X-axis Timing Belt drives described printing Head bracket makees bilateral reciprocation in the horizontal direction.
Further, also including Z-axis transmission mechanism, described Z-axis transmission mechanism is installed in described frame, described Z axis Drive mechanism connects described workbench, and drives described workbench vertically to pump.Described Z-axis transmission machine Structure uses lead-screw drive mechanism, and described Z-axis transmission mechanism includes that being installed on two Z axis at limit, the described frame left and right sides synchronizes Motor, the output shaft of described Z axis synchronous motor is connected and installed with Z axis leading screw respectively, described Z axis leading screw is separately installed with cunning Block, the both sides of described workbench connect the slide block on two described Z axis leading screws respectively, Z axis described in described Z axis synchronous machine drives Screw turns, so that described workbench vertically moves up and down.
Wherein, as the same idea of such scheme, also including Z-axis transmission mechanism, described Z-axis transmission mechanism is installed on On described printing head bearing, described Z-axis transmission mechanism connects described printing head, and drives described printing head along Vertical Square To pumping;Described Z-axis transmission mechanism uses cylinder or hydraulic cylinder.
The beneficial effects of the utility model are: this 3D printer arrangement is simple, use toothed belt transmission, and transmission is accurate, makes an uproar Sound is little, and wearability is good, is not required to oil lubrication, and the life-span is long, and the synchronous belt drive mechanism controlling printing head motion uses double electricity Machine synchronizes to drive so that printing head starts belt uniform force during motion, and motion is more steadily precisely, it is to avoid motor Generation is lost step, stall and location and is forbidden phenomenon, is suitable to popularization and application.
Accompanying drawing explanation
Fig. 1 is structural front view of the present utility model;
Fig. 2 is structure left view of the present utility model;
Fig. 3 is structure top view of the present utility model;
Fig. 4 is the structural front view of this utility model another kind embodiment;
Fig. 5 is the structural representation sketch of printing head list drive pattern;
Fig. 6 is printing head list drive pattern stressing conditions schematic diagram of belt when moving to right work;
Fig. 7 is printing head list drive pattern stressing conditions schematic diagram of belt when moving to left work;
Fig. 8 is that this utility model starts the stressing conditions schematic diagram of belt when printing head bearing works.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further detailed.Wherein, in literary composition about the description in orientation with Fig. 1 As reference standard.
As shown in Figure 1-Figure 3, a kind of improvement 3D printer, including frame 1, described frame 1 is provided with printing head support part 2, X-axis drive mechanism and workbench 3, described printing head support part 2 is placed in above described workbench 3, and described X-axis drive mechanism connects And drive described printing head support part 2 to make bilateral reciprocation in the horizontal direction, described printing head support part 2 is provided with printing head Bearing 5 and Y-axis drive mechanism, described printing head bearing 5 is provided with the printing head 6 being directed at described workbench 3, described Y Shaft transmission uses synchronous belt drive mechanism, and described Y-axis drive mechanism includes that two Y-axis drive motor 41, Y-axis Timing Belt 42 With Y-axis guide rail, two described Y-axis drive motor 41 to be respectively arranged in the described forward and backward two ends of printing head support part 2, and described printing is sprayed Head bearing 5 is slidably mounted on described Y-axis guide rail and is placed between two described Y-axis driving motors 41, described Y-axis Timing Belt 42 Connecting two described Y-axis drives motor 41 and described printing head bearing 5, two described Y-axis to drive motor 41 run-in synchronism to drive Dynamic described Y-axis Timing Belt 42 rotates, thus drives described printing head bearing 5 to make front-rear reciprocation movement in the horizontal direction.Wherein, The home position of described printing head bearing 5 is set in two described Y-axis and drives the center between motor 41.Such as Fig. 5 institute Showing, the printhead of 3D printer the most on the market uses single drive pattern, it is assumed that during impulse stroke A=1m of shower nozzle, spray The home position of head is set in centre, as shown in Figure 6 and Figure 7, when starting duty, when driving printing head bearing 5 to move to right, Stress Belt Length is 1.5m, and when driving printing head bearing 5 to move to left, stress Belt Length is 0.5m;Through repeatedly opening for a long time After starting building to make, belt is easily deformed because of unbalance stress, causes printing precision to be deteriorated, and as shown in Figure 8, uses bi-motor to drive Dynamic, owing to centre is located at by printing head bearing 5, during startup, no matter drive shower nozzle when which side moves, the distance of B and C is phase With, so guarantee belt uniform force when starting work, be not likely to produce deformation, it is ensured that machining accuracy and machine operation longevity Life.
Further, described X-axis drive mechanism also uses synchronous belt drive mechanism, described X-axis drive mechanism to include two X Axis drive motor 72, two X-axis Timing Belts 73 of 71, two X-axis power transmission shafts and two X-axis guide rails, two X-axis power transmission shafts 72 are respectively Being installed on the arranged on left and right sides of described frame 1 upper surface, two described X-axis guide rails are respectively arranged in described frame 1 upper surface Front and rear sides, two X-axis Timing Belts 73 are distributed in the same direction with two X-axis guide rails, connect the forward and backward of two X-axis power transmission shafts 72 respectively Both sides, described printing head support part 2 is slidably mounted on described two X-axis guide rails, and described two X-axis Timing Belts 73 connect described beating Print head bracket 2, two described X-axis drive motor 71 to connect two described X-axis power transmission shafts 72 respectively, and drive two described X-axis Power transmission shaft 72 synchronous axial system so that described X-axis Timing Belt 73 drive described printing head support part 2 make in the horizontal direction about reciprocal Motion.
Further, also including Z-axis transmission mechanism, described Z-axis transmission mechanism is installed in described frame 1, described Z axis Drive mechanism connects described workbench 3, and drives described workbench 3 vertically to pump.Described Z-axis transmission Mechanism uses lead-screw drive mechanism, and it is same that described Z-axis transmission mechanism includes being installed on two Z axis at limit, the described frame left and right sides Step motor 81, the output shaft of described Z axis synchronous motor 81 is connected and installed with Z axis leading screw 82 respectively, on described Z axis leading screw 82 respectively Being provided with slide block, the both sides of described workbench 3 connect the slide block on two described Z axis leading screws 82, described Z axis synchronous motor respectively 81 drive described Z axis leading screw 82 to rotate, so that described workbench 3 vertically moves up and down.
Further, described frame 1 includes upper frame, underframe and four root posts, and described upper frame and underframe are four Limit shape, the upper end of four described columns is respectively fixedly connected with at four end angles of described upper frame, four described columns Lower end passes formation leg at four end angles of described underframe, and described upper frame and underframe use cast iron one-body molded, then Four directions rack-like is formed through surface grinding machine processing plane;Described column is that solid optical axis forms through lathe process.
Another embodiment under conceiving on an equal basis as this case, as shown in Figure 4, also includes Z-axis transmission mechanism, described Z-axis transmission mechanism is installed on described printing head bearing 5, and described Z-axis transmission mechanism connects described printing head 6, and drives Described printing head 6 vertically pumps;Described Z-axis transmission mechanism uses cylinder 9 or hydraulic cylinder.
As described above, be only this most novel preferred embodiment, when not limiting the scope of this novel enforcement with this, The most generally the simple equivalence made according to this novel claim and novel description changes and modifies, and the most still belongs to this new In the range of type patent contains.

Claims (7)

1. an improvement 3D printer, including frame, it is characterised in that be provided with printing head support part, X-axis transmission in described frame Mechanism and workbench, described printing head support part is placed in above described workbench, and described X-axis drive mechanism connects and drives described beating Print head bracket makees bilateral reciprocation in the horizontal direction, and described printing head support part is provided with printing head bearing and Y-axis transmission Mechanism, described printing head bearing is provided with the printing head being directed at described workbench, and described Y-axis drive mechanism includes two Y-axis drives motor, Y-axis Timing Belt and Y-axis guide rail, before two described Y-axis drive motor to be respectively arranged in described printing head support part, Rear two ends, described printing head bearing sliding is installed on described Y-axis guide rail and is placed between two described Y-axis driving motors, Described Y-axis Timing Belt connects two described Y-axis and drives motor and described printing head bearing, two described Y-axis to drive motor same Step operating drives described Y-axis Timing Belt to rotate, thus drives described printing head bearing to make front-rear reciprocation movement in the horizontal direction.
A kind of improvement 3D printer the most according to claim 1, it is characterised in that the raw bits of described printing head bearing Install and drive the center between motor due to two described Y-axis.
A kind of improvement 3D printer the most according to claim 1, it is characterised in that described X-axis drive mechanism includes two X Axis drive motor, two X-axis power transmission shafts, two X-axis Timing Belts and two X-axis guide rails, two X-axis power transmission shafts are respectively arranged in institute Stating the arranged on left and right sides of frame upper surface, two described X-axis guide rails are respectively arranged in the front and rear sides of described frame upper surface, and two Root X-axis Timing Belt connects the front and rear sides of two X-axis power transmission shafts respectively, and described printing head support part is slidably mounted on described two X On axis rail, described two X-axis Timing Belts connect described printing head support part, and two described X-axis driving motors connect described respectively Two X-axis power transmission shafts, and drive two described X-axis power transmission shaft synchronous axial system, so that described X-axis Timing Belt drives described printing Head bracket makees bilateral reciprocation in the horizontal direction.
A kind of improvement 3D printer the most according to claim 1, it is characterised in that also include Z-axis transmission mechanism, described Z-axis transmission mechanism is installed in described frame, and described Z-axis transmission mechanism connects described workbench, and drives described workbench edge Vertical direction pumps.
A kind of improvement 3D printer the most according to claim 4, it is characterised in that described Z-axis transmission mechanism includes installing Two Z axis synchronous motors at limit, the described frame left and right sides, the output shaft of described Z axis synchronous motor is connected and installed with respectively Z axis leading screw, described Z axis leading screw is separately installed with slide block, and the both sides of described workbench connect on two described Z axis leading screws respectively Slide block, Z axis screw turns described in described Z axis synchronous machine drives, so that described workbench is transported the most up and down Dynamic.
A kind of improvement 3D printer the most according to claim 1, it is characterised in that also include Z-axis transmission mechanism, described Z-axis transmission mechanism is installed on described printing head bearing, and described Z-axis transmission mechanism connects described printing head, and drives institute State printing head vertically to pump.
A kind of improvement 3D printer the most according to claim 6, it is characterised in that described Z-axis transmission mechanism uses cylinder Or hydraulic cylinder.
CN201620696375.0U 2016-07-01 2016-07-01 A kind of improvement 3D printer Active CN205836028U (en)

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CN201620696375.0U CN205836028U (en) 2016-07-01 2016-07-01 A kind of improvement 3D printer

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107756795A (en) * 2017-10-21 2018-03-06 长沙远达华信息科技有限公司 A kind of 3D printing equipment motion
CN108058383A (en) * 2018-02-02 2018-05-22 滨州云脉网络科技有限公司 3d printer
CN112404460A (en) * 2020-11-23 2021-02-26 江苏赛愽智能制造研究院有限公司 Precise metal 3D printing equipment and printing method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107756795A (en) * 2017-10-21 2018-03-06 长沙远达华信息科技有限公司 A kind of 3D printing equipment motion
CN108058383A (en) * 2018-02-02 2018-05-22 滨州云脉网络科技有限公司 3d printer
CN112404460A (en) * 2020-11-23 2021-02-26 江苏赛愽智能制造研究院有限公司 Precise metal 3D printing equipment and printing method thereof

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