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CN205167587U - Coaxially send powder bonding 3D printer - Google Patents

Coaxially send powder bonding 3D printer Download PDF

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Publication number
CN205167587U
CN205167587U CN201520982720.2U CN201520982720U CN205167587U CN 205167587 U CN205167587 U CN 205167587U CN 201520982720 U CN201520982720 U CN 201520982720U CN 205167587 U CN205167587 U CN 205167587U
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assembly
ball screw
moving seat
bearing
motor driver
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殷国富
邓珍波
向召伟
梅筱琴
殷鸣
高文翔
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Sichuan University
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Sichuan University
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Abstract

本实用新型公开了一种基于粉末粘结成型的3D打印机,包括X向运动组件、Y向运动组件、Z向运动组件和喷头组件;所述运动控制组件采用PC+PCI控制卡的方式控制各个运动组件按指定方式运动;所述X向运动组件上设有可沿X向来回移动的X向移动座;所述Y向运动组件固定在所述X向移动座上,所述Y向运动组件上设有可沿Y向来回移动的Y向移动座;所述喷头组件固定在所述Y向移动座上,随所述X向移动座和Y向移动座在X向和Y向来回运动;所述Z向运动组件上设有可沿Z向来回移动的移动成型室。

The utility model discloses a 3D printer based on powder bonded molding, which comprises an X-direction movement assembly, a Y-direction movement assembly, a Z-direction movement assembly and a nozzle assembly; the movement control assembly adopts a PC+PCI control card to control each The movement assembly moves in a specified manner; the X-direction movement assembly is provided with an X-direction moving seat that can move back and forth along the X direction; the Y-direction movement assembly is fixed on the X-direction movement seat, and the Y-direction movement assembly There is a Y-direction moving seat that can move back and forth along the Y direction; the nozzle assembly is fixed on the Y-direction moving seat, and moves back and forth in the X and Y directions along with the X-direction moving seat and the Y-direction moving seat; The Z-direction movement assembly is provided with a mobile molding chamber that can move back and forth along the Z-direction.

Description

一种同轴送粉粉末粘结3D打印机A coaxial powder feeding powder bonded 3D printer

技术领域 technical field

本实用新型涉及3D打印技术领域,具体涉及一种同轴送粉粉末粘结3D打印机。 The utility model relates to the technical field of 3D printing, in particular to a coaxial powder feeding powder bonded 3D printer.

背景技术 Background technique

3D打印技术是一种增材制造技术。利用该技术将物体的数字模型(STL、CLI)切割成若干层,再规划每一轮廓层的打印轨迹,利用运动控制单元控制打印头或者是激光头按照预先规划好的轨迹逐层打印出零部件。目前3D打印工艺主要分为两大类:一类是将成型材料预先准备到成型位置,包括预先铺好粉末材料或装好光敏树脂或预先铺好层状材料,如选择性激光烧结(SLS)、选择性激光熔化(SLM)、立体光固化成型(SLA)、分层实体制造(LOM)等;另一类即是不必预先铺放好成型材料,如熔融沉积成型(FDM)、微滴注射成型(Microdropletjetting)。铺粉装置增加了设备结构的复杂性,铺粉与成型相互独立,降低了打印速度,双缸铺粉结构虽提高了铺粉速度,但减小了有效成型空间;而FDM工艺只适用于具有良好韧性和快速固化的丝材,同时因为丝材直径的影响,成型零部件存在台阶效应。两类工艺始终不能很好地结合,减缓了3D打印技术的发展。 3D printing technology is a kind of additive manufacturing technology. Using this technology, the digital model (STL, CLI) of the object is cut into several layers, and then the printing trajectory of each contour layer is planned, and the motion control unit is used to control the printing head or the laser head to print out the zero layer by layer according to the pre-planned trajectory. part. At present, the 3D printing process is mainly divided into two categories: one is to pre-prepare the molding material to the molding position, including pre-laying powder materials or installing photosensitive resin or pre-laying layered materials, such as selective laser sintering (SLS) , selective laser melting (SLM), stereolithography (SLA), layered entity manufacturing (LOM), etc.; the other is that there is no need to pre-lay the molding materials, such as fused deposition modeling (FDM), droplet injection Molding (Microdroplet jetting). The powder spreading device increases the complexity of the equipment structure, and the powder spreading and forming are independent of each other, which reduces the printing speed. Although the double-cylinder powder spreading structure improves the powder spreading speed, it reduces the effective molding space; and the FDM process is only suitable for Good toughness and fast curing wire, and due to the influence of wire diameter, there is a step effect in the molded part. The two types of processes have not been well combined, which has slowed down the development of 3D printing technology.

发明内容 Contents of the invention

本实用新型的目的在于:针对上述存在的问题,提供一种能够实现送粉与成型同步进行的同轴送粉粉末粘结3D打印机。 The purpose of the utility model is to provide a coaxial powder feeding powder bonded 3D printer capable of synchronous powder feeding and forming in view of the above existing problems.

为了达到上述目的,本实用新型采用如下的技术方案: In order to achieve the above object, the utility model adopts the following technical solutions:

一种同轴送粉粉末粘结3D打印机,包括运动控制组件以及设置在机架组件上X向运动组件、Y向运动组件、Z向运动组件和喷头组件。所述基于PC+PCI运动控制卡控制各个运动组件按指定方式运动;所述X向运动组件上设有可沿X向来回移动的X向移动座;所述Y运动组件固定在所述X向移动座上,所述Y向运动组件上设有可沿Y向来回移动的Y向移动座;所述喷头组件固定在所述Y向移动座上,随所述X向移动座和Y向移动座在X向和Y向来回运动;所述Z向运动组件上设有可沿Z向来回移动的成型室,实现零部件在竖直方向的快速成型。 A coaxial powder feeding powder bonded 3D printer includes a motion control assembly, an X-direction movement assembly, a Y-direction movement assembly, a Z-direction movement assembly and a nozzle assembly arranged on a frame assembly. The PC+PCI-based motion control card controls each motion assembly to move in a specified manner; the X-direction motion assembly is provided with an X-direction moving seat that can move back and forth along the X direction; the Y motion assembly is fixed on the X-direction On the moving seat, the Y-moving assembly is provided with a Y-moving seat that can move back and forth along the Y direction; the nozzle assembly is fixed on the Y-moving seat and moves with the X-moving seat and the Y direction The seat moves back and forth in the X direction and the Y direction; the Z direction movement component is provided with a molding chamber that can move back and forth along the Z direction to realize rapid prototyping of parts in the vertical direction.

所述X向运动组件包括X向步进电机,X向步进电机与X向滚珠丝杠通过X向联轴器连接,X向滚珠丝杠上的X向滚珠丝杠螺母带动X向移动座,X向移动座穿过两根X向光滑导杆,X向光滑导杆上的X向直线轴承变滑动摩擦为滚动摩擦,X向滚珠丝杠和X向光滑导杆均安装在X向后端轴承支座上,X向后端轴承支座配合X向滚珠丝杠轴承实现了X向滚珠丝杠的平稳转动,X向滚珠丝杠的平稳转动带动X向移动座沿着X方向来回移动。 The X-direction motion assembly includes an X-direction stepping motor, the X-direction stepping motor and the X-direction ball screw are connected through an X-direction coupling, and the X-direction ball screw nut on the X-direction ball screw drives the X-direction moving seat , the X-direction moving seat passes through two X-direction smooth guide rods, the X-direction linear bearings on the X-direction smooth guide rods change sliding friction into rolling friction, and the X-direction ball screw and X-direction smooth guide rods are installed behind the X direction. On the end bearing support, the X-direction rear end bearing support cooperates with the X-direction ball screw bearing to realize the smooth rotation of the X-direction ball screw, and the smooth rotation of the X-direction ball screw drives the X-direction moving seat to move back and forth along the X direction .

所述Y向运动组件连接在X向移动座上实现X方向的运动,所述Y向运动组件包括Y向步进电机支座,安装在Y向步进电机支座上的Y向步进电机,Y向滚珠丝杠通过Y向联轴器与Y向步进电机连接在一起,Y向滚珠丝杠带动与Y向丝杠螺母固连一起的Y向移动座,Y向滚珠丝杠的一端与安装在Y向轴承支座里的Y向滚珠丝杠轴承过盈配合,Y向轴承支座同时固定了Y向光滑导杆,Y向光滑导杆穿过与Y向移动座固定的Y向直线轴承并支撑在Y向导杆支座上,稳定了Y向移动座,这样Y向步进电机即可通过Y向滚珠丝杠带动Y向移动座在Y向稳定来回移动。 The Y-direction movement assembly is connected to the X-direction moving base to realize the movement in the X-direction, and the Y-direction movement assembly includes a Y-direction stepping motor support, and a Y-direction stepping motor installed on the Y-direction stepping motor support , the Y-direction ball screw is connected with the Y-direction stepping motor through the Y-direction coupling, the Y-direction ball screw drives the Y-direction moving seat that is fixedly connected with the Y-direction screw nut, and one end of the Y-direction ball screw It is interference fit with the Y-direction ball screw bearing installed in the Y-direction bearing support. The Y-direction bearing support also fixes the Y-direction smooth guide rod, and the Y-direction smooth guide rod passes through the Y-direction fixed with the Y-direction moving seat. The linear bearing is also supported on the Y-guiding rod support, which stabilizes the Y-direction moving seat, so that the Y-direction stepping motor can drive the Y-direction moving seat to move back and forth stably in the Y direction through the Y-direction ball screw.

所述Z向运动组件固定在Z向运动组件支架上,Z向运动组件包含Z向伺服电机支座,固定在Z向伺服电机支座上的Z向伺服电机,连接Z向蜗杆与Z向伺服电机的Z向联轴器,Z向蜗杆与Z向涡轮配合,Z向涡轮固连在Z向滚珠丝杠螺母和涡轮连接套上,涡轮连接套安装在Z向角接触轴承内圈里起到固定旋转作用,Z向角接触轴承过盈安装在Z向轴承支座里,这样与Z向伺服电机连接的Z向蜗杆带动Z向涡轮做旋转运动,涡轮的旋转运动带动与之刚性连接的Z向滚珠丝杠螺母旋转运动,从而带动Z向滚珠丝杠上下移动,带动成型室的支撑面的上下移动,实现Z向来回运动。 The Z-direction motion assembly is fixed on the Z-direction motion assembly bracket, the Z-direction motion assembly includes a Z-direction servo motor support, and the Z-direction servo motor fixed on the Z-direction servo motor support connects the Z-direction worm and the Z-direction servo The Z-direction coupling of the motor, the Z-direction worm is matched with the Z-direction turbine, the Z-direction turbine is fixedly connected to the Z-direction ball screw nut and the turbine connection sleeve, and the turbine connection sleeve is installed in the inner ring of the Z-direction angular contact bearing. Fixed rotation, the Z-direction angular contact bearing is installed in the Z-direction bearing support, so that the Z-direction worm connected to the Z-direction servo motor drives the Z-direction turbine to rotate, and the rotation of the turbine drives the Z-direction rigidly connected to it. The ball screw nut rotates to drive the Z-direction ball screw to move up and down, and drives the supporting surface of the molding chamber to move up and down to realize the Z-direction back and forth movement.

所述运动控制组件包括人机交互界面,与人机交互界面进行信号通信的基于PC+PCI的运动控制卡,基于PC+PCI的运动控制卡发出脉冲信号给X向电机驱动器、Y向电机驱动器、Z向电机驱动器和喷头螺杆电机驱动器,经过细分调节X向电机驱动器、Y向电机驱动器、Z向电机驱动器和喷头螺杆电机驱动器分别将脉冲信号分别发送到X向步进电机、Y向步进电机、Z向伺服电机和喷头螺杆电控制电机按预先设定的规律运动,实现零件的成型。 The motion control assembly includes a man-machine interface, a motion control card based on PC+PCI for signal communication with the man-machine interface, and the motion control card based on PC+PCI sends pulse signals to the X direction motor driver and the Y direction motor driver , Z-direction motor driver and nozzle screw motor driver, after subdivision and adjustment, the X-direction motor driver, Y-direction motor driver, Z-direction motor driver and nozzle screw motor driver send pulse signals to the X-direction stepping motor and Y-direction stepping motor respectively. The feed motor, Z-direction servo motor and nozzle screw electric control motor move according to the preset rules to realize the forming of parts.

附图说明 Description of drawings

图1是本实用新型的结构示意图。 Fig. 1 is the structural representation of the utility model.

图2是Y向运动组件的结构图。 Figure 2 is a structural diagram of the Y-direction movement assembly.

图3是Z向运动组件的结构图。 Fig. 3 is a structural diagram of the Z-direction movement assembly.

图4是运动控制示意图。 Figure 4 is a schematic diagram of motion control.

图中标记:1为底部支架,2为竖直支架,3为Z向运动组件支架,4为成型室支架,5为X向运动组件支架,6为X向滚珠丝杠轴承,7为Z向伺服电机支座,8为Z向伺服电机,9为Z向运动组件,10为Z向运动组件支撑板,11为Z向滚珠丝杠,12为Y向运动组件,13为X向运动组件,14为X向步进电机,15为X向联轴器,16为X向前端轴承支座,17为X向滚珠丝杠,18为X向光滑导杆,19为X向移动座,20为X向直线轴承,21为X向滚珠丝杠螺母,22为X向后端轴承支座,23为Y向步进电机支座,24为Y向步进电机,25为Y向联轴器,26为Y向滚珠丝杠,27为Y向丝杠螺母,28为Y向移动座,29为Y向轴承支座,30为Y向滚珠丝杠轴承,31为Y向直线轴承,32为Y向光滑导杆,33为Y向导杆支座,34为Z向轴承支座,35为Z向角接触轴承,36为涡轮连接套,37为Z向滚珠丝杠螺母,38为Z向涡轮,39为Z向蜗杆,40为Z向联轴器,41为人机交互界面,42为基于PC+PCI的运动控制卡,43为X向电机驱动器,44为Y向电机驱动器,45为Z向电机驱动器,46为喷头螺杆电机驱动器,47为喷头螺杆电机。 Marks in the figure: 1 is the bottom support, 2 is the vertical support, 3 is the Z-direction movement component support, 4 is the molding chamber support, 5 is the X-direction movement component support, 6 is the X-direction ball screw bearing, 7 is the Z-direction Servo motor support, 8 is the Z-direction servo motor, 9 is the Z-direction movement component, 10 is the support plate of the Z-direction movement component, 11 is the Z-direction ball screw, 12 is the Y-direction movement component, 13 is the X-direction movement component, 14 is the X-direction stepping motor, 15 is the X-direction coupling, 16 is the X-direction front bearing support, 17 is the X-direction ball screw, 18 is the X-direction smooth guide rod, 19 is the X-direction moving seat, 20 is X-direction linear bearing, 21 is the X-direction ball screw nut, 22 is the X-direction rear end bearing support, 23 is the Y-direction stepping motor support, 24 is the Y-direction stepping motor, 25 is the Y-direction coupling, 26 is the Y-direction ball screw, 27 is the Y-direction screw nut, 28 is the Y-direction moving seat, 29 is the Y-direction bearing support, 30 is the Y-direction ball screw bearing, 31 is the Y-direction linear bearing, 32 is the Y-direction bearing 33 is the Y-direction rod support, 34 is the Z-direction bearing support, 35 is the Z-direction angular contact bearing, 36 is the turbine connecting sleeve, 37 is the Z-direction ball screw nut, 38 is the Z-direction turbine, 39 is the Z-direction worm, 40 is the Z-direction coupling, 41 is the man-machine interface, 42 is the motion control card based on PC+PCI, 43 is the X-direction motor driver, 44 is the Y-direction motor driver, 45 is the Z-direction motor Driver, 46 is the screw motor driver of the shower head, and 47 is the screw motor of the shower head.

具体实施方式 detailed description

以下结合附图对本实用新型作进一步的详细说明。 Below in conjunction with accompanying drawing, the utility model is described in further detail.

参照图1,一种同轴送粉粉末粘结3D打印机,包括运动控制组件以及设置在机架组件上X向运动组件13、Y向运动组件12、Z向运动组件9和喷头组件。所述基于PC+PCI运动控制卡控制各个运动组件按指定方式运动;所述X向运动组件12上设有可沿X向来回移动的X向移动座19;所述Y运动组件12固定在所述X向移动座19上,所述Y向运动组件12上设有可沿Y向来回移动的Y向移动座28;所述喷头组件43固定在所述Y向移动座28上,随所述X向移动座19和Y向移动座28在X向和Y向来回运动;所述Z向运动组件9上设有可沿Z向来回移动的成型室。 Referring to FIG. 1 , a coaxial powder feeding powder bonded 3D printer includes a motion control assembly and an X-direction motion assembly 13 , a Y-direction motion assembly 12 , a Z-direction motion assembly 9 and a nozzle assembly arranged on a frame assembly. The PC+PCI motion control card controls each motion assembly to move in a specified manner; the X motion assembly 12 is provided with an X direction moving seat 19 that can move back and forth along the X direction; the Y motion assembly 12 is fixed on the On the X-direction moving seat 19, the Y-direction moving assembly 12 is provided with a Y-direction moving seat 28 that can move back and forth along the Y direction; The X-direction moving seat 19 and the Y-direction moving seat 28 move back and forth in the X-direction and Y-direction; the Z-direction moving assembly 9 is provided with a molding chamber that can move back and forth along the Z-direction.

参照图1,所述X向运动组件13包括X向步进电机14,X向步进电机14与X向滚珠丝杠17通过X向联轴器15连接,X向滚珠丝杠17上的X向滚珠丝杠螺母21带动X向移动座19,X向移动座19穿过两根X向光滑导杆18,X向光滑导杆18上的X向直线轴承20变滑动摩擦为滚动摩擦,X向滚珠丝杠17和X向光滑导杆18均安装在X向后端轴承支座22上,X向后端轴承支座22配合X向滚珠丝杠轴承6实现了X向滚珠丝杠17的平稳转动,X向滚珠丝杠17的平稳转动带动X向移动座19沿着X方向来回移动。 With reference to Fig. 1, described X direction movement assembly 13 comprises X direction stepper motor 14, and X direction stepper motor 14 is connected with X direction ball screw 17 by X direction coupling 15, and the X direction on X direction ball screw 17 The ball screw nut 21 drives the X-direction moving seat 19, the X-direction moving seat 19 passes through two X-direction smooth guide rods 18, and the X-direction linear bearing 20 on the X-direction smooth guide rod 18 changes sliding friction into rolling friction, X Both the X-direction ball screw 17 and the X-direction smooth guide rod 18 are installed on the X-direction rear end bearing support 22, and the X-direction rear end bearing support 22 cooperates with the X-direction ball screw bearing 6 to realize the movement of the X-direction ball screw 17. Steady rotation, the steady rotation of the X-direction ball screw 17 drives the X-direction moving seat 19 to move back and forth along the X direction.

参照图1、图2,所述Y向运动组件13连接在X向移动座19上实现X方向的运动,所述Y向运动组件13包括Y向步进电机支座23,安装在Y向步进电机支座23上的Y向步进电机24,Y向滚珠丝杠26通过Y向联轴器与Y向步进电机25连接在一起,Y向滚珠丝杠26带动与Y向丝杠螺母27固连一起的Y向移动座28,Y向滚珠丝杠26的一端与安装在Y向轴承支座29里的Y向滚珠丝杠轴承30过盈配合,Y向轴承支座29同时固定了Y向光滑导杆32,Y向光滑导杆32穿过与Y向移动座28固定的Y向直线轴承31并支撑在Y向导杆支座33上,稳定了Y向移动座28,这样Y向步进电机24即可通过Y向滚珠丝杠26带动Y向移动座28在Y向稳定来回移动。 Referring to Fig. 1 and Fig. 2, the Y-direction movement assembly 13 is connected to the X-direction moving seat 19 to realize movement in the X-direction, and the Y-direction movement assembly 13 includes a Y-direction stepping motor support 23, which is installed on the Y-direction step Enter the Y direction stepping motor 24 on the motor support 23, the Y direction ball screw 26 is connected with the Y direction stepping motor 25 through the Y direction coupling, and the Y direction ball screw 26 drives the Y direction screw nut 27 The Y-direction moving seat 28 fixedly connected together, one end of the Y-direction ball screw 26 and the Y-direction ball screw bearing 30 installed in the Y-direction bearing support 29 have an interference fit, and the Y-direction bearing support 29 is fixed at the same time. Y to the smooth guide rod 32, Y to the smooth guide rod 32 through the Y direction linear bearing 31 fixed with the Y direction moving base 28 and supported on the Y guide rod support 33, stabilizing the Y direction moving base 28, like this Y direction The stepper motor 24 can drive the Y-direction moving seat 28 to move back and forth stably in the Y-direction through the Y-direction ball screw 26 .

参照图1、图3,所述Z向运动组件9固定在Z向运动部件支架3上,Z向运动组件9包含Z向伺服电机支座7,固定在Z向伺服电机支座7上的Z向伺服电机8,连接Z向蜗杆39与Z向伺服电机8的Z向联轴器40,Z向蜗杆39与Z向涡轮38配合,Z向涡轮38固连在Z向滚珠丝杠螺母37和为涡轮连接套36上,涡轮连接套36安装在Z向角接触轴承35内圈里起到固定旋转作用,Z向角接触轴承35过盈安装在Z向轴承支座34里,这样与Z向伺服电机8连接的Z向蜗杆39带动Z向涡轮38做旋转运动,涡轮38的旋转运动带动与之刚性连接的Z向滚珠丝杠螺母37旋转运动,从而带动Z向滚珠丝杠11上下移动,带动成型室的支撑面的上下移动,实现Z向来回运动。 Referring to Fig. 1 and Fig. 3, the Z-direction movement assembly 9 is fixed on the Z-direction movement component support 3, the Z-direction movement assembly 9 includes a Z-direction servo motor support 7, and the Z-direction movement assembly 9 is fixed on the Z-direction servo motor support 7. To the servo motor 8, connect the Z-directed worm 39 and the Z-directed coupling 40 of the Z-directed servo motor 8, the Z-directed worm 39 cooperates with the Z-directed worm gear 38, and the Z-directed worm gear 38 is fixedly connected to the Z-directed ball screw nut 37 and For the turbine connecting sleeve 36, the turbine connecting sleeve 36 is installed in the inner ring of the Z-direction angular contact bearing 35 to play a fixed rotation role, and the Z-direction angular contact bearing 35 is installed in the Z-direction bearing support 34 with interference, so that it is compatible with the Z-direction The Z-direction worm 39 connected to the servo motor 8 drives the Z-direction worm gear 38 to rotate, and the rotation motion of the turbine 38 drives the Z-direction ball screw nut 37 rigidly connected to it to rotate, thereby driving the Z-direction ball screw 11 to move up and down. Drive the supporting surface of the molding chamber to move up and down to realize Z-direction back and forth movement.

参照图1、图4,所述运动控制组件包括人机交互界面41,与人机交互界面41进行信号通信的基于PC+PCI的运动控制卡42,基于PC+PCI的运动控制卡42发出脉冲信号给X向电机驱动器43、Y向电机驱动器44、Z向电机驱动器45和喷头螺杆电机驱动器46,经过细分调节X向电机驱动器43、Y向电机驱动器44、Z向电机驱动器45和喷头螺杆电机驱动器46分别将脉冲信号分别发送到X向步进电机14、Y向步进电机24、Z向伺服电机8和喷头螺杆电控制电机按预先设定的规律运动,实现零件的成型。 With reference to Fig. 1, Fig. 4, described motion control assembly comprises man-machine interface 41, and the motion control card 42 based on PC+PCI that carries out signal communication with man-machine interface 41, based on the motion control card 42 of PC+PCI sends pulse The signal is sent to the X-direction motor driver 43, the Y-direction motor driver 44, the Z-direction motor driver 45 and the nozzle screw motor driver 46, and the X-direction motor driver 43, the Y-direction motor driver 44, the Z-direction motor driver 45 and the nozzle screw motor driver are finely adjusted The motor driver 46 sends the pulse signal to the X-direction stepping motor 14, the Y-direction stepping motor 24, the Z-direction servo motor 8 and the electric control motor of the nozzle screw to move according to the preset rule to realize the forming of the parts.

Claims (5)

1.一种同轴送粉粉末粘结3D打印机,其特征在于:包括运动控制组件以及设置在机架组件上X向运动组件(13)、Y向运动组件(12)、Z向运动组件(9)和喷头组件;所述X向运动组件(12)上设有可沿X向来回移动的X向移动座(19);所述Y向运动组件(12)固定在所述X向移动座(19)上,所述Y向运动组件(12)上设有可沿Y向来回移动的Y向移动座(28);所述喷头组件固定在所述Y向移动座(28)上,随所述X向移动座(19)和Y向移动座(28)在X向和Y向来回运动;所述Z向运动组件(9)上设有可沿Z向来回移动的成型室。 1. A coaxial powder feeding powder bonded 3D printer, characterized in that it includes a motion control assembly and an X-direction motion assembly (13), a Y-direction motion assembly (12), and a Z-direction motion assembly ( 9) and nozzle assembly; the X-direction movement assembly (12) is provided with an X-direction moving seat (19) that can move back and forth along the X direction; the Y-direction movement assembly (12) is fixed on the X-direction movement seat (19), the Y-direction moving assembly (12) is provided with a Y-direction moving seat (28) that can move back and forth along the Y direction; the nozzle assembly is fixed on the Y-direction moving seat (28), and then The X-direction moving seat (19) and the Y-direction moving seat (28) move back and forth in the X-direction and Y-direction; the Z-direction moving component (9) is provided with a molding chamber that can move back and forth along the Z direction. 2.根据权利要求1,所述X向运动组件(13)特征在于:X向步进电机(14)与X向滚珠丝杠(17)通过X向联轴器(15)连接,X向滚珠丝杠(17)上的X向滚珠丝杠螺母(21)带动X向移动座(19),X向移动座(19)穿过两根X向光滑导杆(18),X向光滑导杆(18)安装在X向直线轴承(20)上,X向滚珠丝杠(17)和X向光滑导杆(18)均安装在X向后端轴承支座(22)上,X向后端轴承支座(22)安装X向滚珠丝杠轴承(6),X向滚珠丝杠(17)带动X向移动座(19)沿着X方向来回移动。 2. According to claim 1, the X-direction motion assembly (13) is characterized in that: the X-direction stepping motor (14) is connected to the X-direction ball screw (17) through the X-direction coupling (15), and the X-direction ball The X-direction ball screw nut (21) on the lead screw (17) drives the X-direction moving seat (19), and the X-direction moving seat (19) passes through two X-direction smooth guide rods (18), and the X-direction smooth guide rod (18) is installed on the X-direction linear bearing (20), the X-direction ball screw (17) and the X-direction smooth guide rod (18) are installed on the X-direction rear end bearing support (22), and the X-direction rear end The bearing support (22) is installed with the X-direction ball screw bearing (6), and the X-direction ball screw (17) drives the X-direction moving seat (19) to move back and forth along the X direction. 3.根据权利要求2,所述Y向运动组件(13)特征在于:X向移动座(19)带动Y向运动组件(13)实现X方向的运动,所述Y向运动组件(13)包括Y向步进电机支座(23),Y向步进电机(24)安装在Y向步进电机支座(23)上,Y向滚珠丝杠(26)通过Y向联轴器(25)与Y向步进电机(24)连接在一起,Y向滚珠丝杠(26)带动与Y向丝杠螺母(27)固连一起的Y向移动座(28),Y向滚珠丝杠(26)的一端与安装在Y向轴承支座(29)里的Y向滚珠丝杠轴承(30)过盈配合,Y向轴承支座(29)固定Y向光滑导杆(32),Y向光滑导杆(32)穿过与Y向移动座(28)固定的Y向直线轴承(31)。 3. According to claim 2, the Y-direction movement assembly (13) is characterized in that: the X-direction movement seat (19) drives the Y-direction movement assembly (13) to realize the X-direction movement, and the Y-direction movement assembly (13) includes The Y-direction stepping motor support (23), the Y-direction stepping motor (24) is installed on the Y-direction stepping motor support (23), the Y-direction ball screw (26) passes through the Y-direction coupling (25) It is connected with the Y-direction stepping motor (24), the Y-direction ball screw (26) drives the Y-direction moving seat (28) fixedly connected with the Y-direction screw nut (27), and the Y-direction ball screw (26) ) is interference fit with the Y-direction ball screw bearing (30) installed in the Y-direction bearing support (29), the Y-direction bearing support (29) fixes the Y-direction smooth guide rod (32), and the Y-direction smooth The guide rod (32) passes through the Y-direction linear bearing (31) fixed with the Y-direction moving seat (28). 4.根据权利要求1,所述Z向运动组件(9)特征在于:固定在Z向运动组件支架(3)上,Z向运动组件(9)包含Z向伺服电机支座(7),固定在Z向伺服电机支座(7)上的Z向伺服电机(8),Z向联轴器(40)连接Z向蜗杆(39)和Z向伺服电机(8),Z向蜗杆(39)与Z向涡轮(38)配合,Z向涡轮(38)固连在Z向滚珠丝杠螺母(37)和涡轮连接套(36)上,涡轮连接套(36)安装在Z向角接触轴承(35)内圈里,Z向角接触轴承(35)过盈安装在Z向轴承支座(34)里。 4. According to claim 1, the Z-direction movement assembly (9) is characterized in that it is fixed on the Z-direction movement assembly bracket (3), and the Z-direction movement assembly (9) includes a Z-direction servo motor support (7), fixed The Z-direction servo motor (8) on the Z-direction servo motor support (7), the Z-direction coupling (40) connects the Z-direction worm (39) and the Z-direction servo motor (8), and the Z-direction worm (39) Cooperate with the Z-direction turbine (38), the Z-direction turbine (38) is fixedly connected to the Z-direction ball screw nut (37) and the turbine connection sleeve (36), and the turbine connection sleeve (36) is installed on the Z-direction angular contact bearing ( 35) In the inner ring, the Z-direction angular contact bearing (35) is installed in the Z-direction bearing support (34) with interference. 5.根据权利要求1,所述运动控制组件特征在于:包括人机交互界面(41),与人机交互界面(41)进行信号通信的基于PC+PCI的运动控制卡(42),基于PC+PCI的运动控制卡(42)发出脉冲信号给X向电机驱动器(43)、Y向电机驱动器(44)、Z向电机驱动器(45)和喷头螺杆电机驱动器(46),X向电机驱动器(43)、Y向电机驱动器(44)、Z向电机驱动器(45)和喷头螺杆电机驱动器(46)分别将脉冲信号发送到X向步进电机(14)、Y向步进电机(24)、Z向伺服电机(8)和喷头螺杆电机驱动器(46)。 5. According to claim 1, the motion control component is characterized in that it includes a human-computer interaction interface (41), a PC+PCI-based motion control card (42) for signal communication with the human-computer interaction interface (41), and a PC-based The motion control card (42) of +PCI sends pulse signals to the X-direction motor driver (43), the Y-direction motor driver (44), the Z-direction motor driver (45) and the extruder screw motor driver (46), the X-direction motor driver ( 43), the Y-direction motor driver (44), the Z-direction motor driver (45) and the nozzle screw motor driver (46) respectively send pulse signals to the X-direction stepping motor (14), Y-direction stepping motor (24), Z direction servo motor (8) and nozzle screw motor driver (46).
CN201520982720.2U 2015-12-02 2015-12-02 Coaxially send powder bonding 3D printer Expired - Fee Related CN205167587U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105365222A (en) * 2015-12-02 2016-03-02 四川大学 Coaxial powder feeding powder bonding 3D printer and control method thereof
CN108127765A (en) * 2018-02-09 2018-06-08 华北理工大学 Ceramic material 3D printer kinetic control system based on labview
CN108544465A (en) * 2018-05-03 2018-09-18 南京邮电大学 Omni-directional mobile robots and its control method based on Mecanum wheels

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105365222A (en) * 2015-12-02 2016-03-02 四川大学 Coaxial powder feeding powder bonding 3D printer and control method thereof
CN105365222B (en) * 2015-12-02 2019-05-17 四川大学 A kind of coaxial powder-feeding powder bonding 3D printer and its control method
CN108127765A (en) * 2018-02-09 2018-06-08 华北理工大学 Ceramic material 3D printer kinetic control system based on labview
CN108544465A (en) * 2018-05-03 2018-09-18 南京邮电大学 Omni-directional mobile robots and its control method based on Mecanum wheels

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