阅读说明：本技术 一种可切换模式的复合制造设备及其工作方法 (Mode-switchable composite manufacturing equipment and working method thereof ) 是由 宋长辉 梁庆铧 苏以鉴 汪丛彪 魏敬伦 梁靖康 于 2021-08-18 设计创作，主要内容包括：本发明公开一种可切换模式的复合制造设备,包括打印框架、横向移动机构、纵向移动机构、复合工作机构、升降机构和工作平台；横向移动机构和纵向移动机构用以带动复合工作机构沿横向和纵向运动,升降机构用以带动工作平台升降,工作平台位于复合工作机构下方；复合工作机构包括移动座、双轴舵机、第一连接件、第二连接件、主轴铣削模块和3D打印模块,移动座与横向移动机构和纵向移动机构连接,双轴舵机与移动座连接,第一连接件与第二连接件均与双轴舵机的舵盘连接,3D打印模块用以根据预先设置层数进行增材制造,主轴铣削模块用以对外形轮廓进行精确铣削。通过控制双轴舵机的运动,能够随意进行3D打印模块和主轴铣削模块的搭配。(The invention discloses a composite manufacturing device capable of switching modes, which comprises a printing frame, a transverse moving mechanism, a longitudinal moving mechanism, a composite working mechanism, a lifting mechanism and a working platform, wherein the printing frame is provided with a plurality of printing holes; the transverse moving mechanism and the longitudinal moving mechanism are used for driving the composite working mechanism to move transversely and longitudinally, the lifting mechanism is used for driving the working platform to lift, and the working platform is positioned below the composite working mechanism; the composite working mechanism comprises a moving seat, a double-shaft steering engine, a first connecting piece, a second connecting piece, a main shaft milling module and a 3D printing module, the moving seat is connected with a transverse moving mechanism and a longitudinal moving mechanism, the double-shaft steering engine is connected with the moving seat, the first connecting piece and the second connecting piece are connected with a steering wheel of the double-shaft steering engine, the 3D printing module is used for additive manufacturing according to the preset number of layers, and the main shaft milling module is used for accurately milling the outline. Through the motion of control biax steering wheel, can carry out the collocation of 3D print module and main shaft milling module at will.)

1. The composite manufacturing equipment with switchable modes is characterized by comprising a printing frame, a transverse moving mechanism, a longitudinal moving mechanism, a composite working mechanism, a lifting mechanism and a working platform;

the horizontal moving mechanism and the longitudinal moving mechanism are respectively arranged at the top of the printing frame, the horizontal moving mechanism and the longitudinal moving mechanism are used for driving the composite working mechanism to move horizontally and longitudinally, the lifting mechanism is arranged at one side of the printing frame, the lifting mechanism is used for driving the working platform to lift, and the working platform is positioned below the composite working mechanism;

the composite working mechanism comprises a moving seat, a double-shaft steering engine, a first connecting piece, a second connecting piece, a main shaft milling module and a 3D printing module, the moving seat is connected with a transverse moving mechanism and a longitudinal moving mechanism, the double-shaft steering engine is connected with the moving seat, the first connecting piece and the second connecting piece are connected with a steering wheel of the double-shaft steering engine, the main shaft milling module comprises a main shaft motor and a motor clamp, the motor clamp is connected with the first connecting piece, the motor clamp clamps a main shaft motor, the tightness of the motor clamp is adjustable, the 3D printing module comprises a sprayer and a sprayer fixing seat, the sprayer fixing seat is connected with the second connecting piece, the sprayer is installed to the sprayer fixing seat, the 3D printing module is used for material increase manufacturing according to the number of layers which is preset, and the main shaft milling module is used for accurately milling the appearance profile.

2. The mode-switchable composite manufacturing apparatus according to claim 1, wherein the lateral moving mechanism is disposed at two lateral sides of the printing frame, the lateral moving mechanism includes a lateral driving mechanism, a lateral shaft, a lateral moving block, and a first connecting rod, two ends of the lateral shaft are respectively fixed to the printing frame along the lateral direction, the lateral moving block is connected to the lateral shaft through a linear bearing, two ends of the first connecting rod are respectively connected to the lateral moving blocks located at two lateral sides of the printing frame, the moving base is connected to the first connecting rod through a linear bearing, and the lateral driving mechanism is configured to drive the lateral moving block to move along the lateral shaft.

3. The mode-switchable composite manufacturing apparatus according to claim 2, wherein the longitudinal moving mechanism is disposed at two longitudinal sides of the printing frame, the longitudinal moving mechanism includes a longitudinal driving mechanism, a longitudinal shaft, a longitudinal moving block and a second connecting rod, two ends of the longitudinal shaft are respectively fixed to the printing frame along a longitudinal direction, the longitudinal moving block is connected to the longitudinal shaft through a linear bearing, two ends of the second connecting rod are respectively connected to the longitudinal moving block at two longitudinal sides of the printing frame, the moving base is connected to the second connecting rod through a linear bearing, and the longitudinal driving mechanism is configured to drive the longitudinal moving block to move along the longitudinal shaft.

4. The switchable mode composite manufacturing apparatus of claim 3, wherein the transverse driving mechanism and the longitudinal driving mechanism each comprise a driving motor, a driving wheel, a first driven wheel, a second driven wheel, two transmission shafts, a first conveyor belt and a second conveyor belt;

the driving motor is installed on the printing frame, a motor shaft of the driving motor is connected with the driving wheel, two ends of the two transmission shafts are connected to two opposite sides of the printing frame through bearing seats respectively, one of the transmission shafts is coaxially connected with a first driven wheel, the driving wheel is connected with the first driven wheel through a first transmission belt, two ends of the transmission shaft are coaxially connected with a second driven wheel respectively, the second driven wheel on the two transmission shafts is connected with a second transmission belt, the second transmission belt of the transverse moving mechanism is connected with the transverse moving block, and the second transmission belt of the longitudinal moving mechanism is connected with the longitudinal moving block.

5. The switchable mode composite manufacturing apparatus according to claim 4, wherein the second conveyor belt is provided with tooth grooves, the transverse moving block and the longitudinal moving block are provided with tooth plates, and the tooth plates are in embedded fit with the tooth grooves.

6. The mode-switchable composite manufacturing apparatus according to claim 3, wherein the printing frame is provided with a limit switch, and the limit switch is triggered in a limiting manner by the transverse moving block and the longitudinal moving block, so that accurate positioning of the origin is realized.

7. The mode-switchable composite manufacturing apparatus according to claim 1, wherein the lifting mechanism includes a lifting motor, a lifting screw, a screw nut and a limit shaft, the lifting motor is installed at the bottom of the print frame, a motor shaft of the lifting motor is connected with one end of the lifting screw through a coupling, the other end of the lifting screw is connected with the top of the print frame through a bearing seat, the screw nut is connected with the lifting screw, the work platform is connected with the screw nut, two ends of the limit shaft are respectively connected with the top and the bottom of the print frame, and the limit shaft is connected with the work platform through a linear bearing.

8. The composite manufacturing equipment with the switchable modes according to claim 7, wherein the working platform comprises a bottom plate, a clamping plate, a wood base plate, an aluminum profile and a right-angle trapezoidal block, the clamping plate is located above the bottom plate, the upper end and the lower end of the wood base plate are respectively connected with the clamping plate and the bottom plate, the wood base plate is located between the screw nut and the linear bearing, the upper end surface and the lower end surface of the aluminum profile are respectively fixedly connected with the clamping plate and the bottom plate, the right-angle trapezoidal block is located on two sides of the bottom plate, the upper bottom of the right-angle trapezoidal block is connected with the clamping plate, and the lower bottom of the right-angle trapezoidal block is connected with the bottom plate.

9. The switchable composite fabrication apparatus of claim 1, wherein the first and second connectors are both U-shaped metal plates, and the first and second connectors are perpendicular to each other.

10. The working method of the mode-switchable composite manufacturing equipment according to any one of claims 1 to 9, characterized in that the position of the spindle motor is adjusted by adjusting the tightness of a motor clamp to control the processing origin, the transverse moving mechanism and the longitudinal moving mechanism are used for driving the composite working mechanism to move transversely and longitudinally, the lifting mechanism is used for driving the working platform to lift, and the double-shaft steering engine is driven to switch the spindle milling module and the 3D printing module according to the processing requirements.

Technical Field

The invention relates to the technical field of composite processing equipment, in particular to composite manufacturing equipment with switchable modes and a working method thereof.

Background

At present, with the rapid development of machining and manufacturing, desktop type machining equipment is more and more. Various small-sized engravers and 3D printers are popular with the young generation. Although large, expensive equipment is miniaturized, the problems inherent in the process technology are still not solved. For example, the FDM type 3D printing technology has low precision requirement, and the common three-axis milling cannot process complex parts and the like. With the development of the times, the desktop equipment is not only limited to the manufacture of toys, but also can be used for designing and processing parts with certain precision requirements, so that a composite manufacturing device with high cost performance and certain precision requirements needs to be designed.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides the composite manufacturing equipment with switchable modes, which is simple and reliable to control, can realize random collocation and switching of a 3D printing additive manufacturing function and a milling material reducing manufacturing function, and can improve the processing precision and the processing diversity.

Another object of the present invention is to provide a method for operating the above switchable mode composite manufacturing apparatus.

The technical scheme of the invention is as follows: a composite manufacturing device with switchable modes comprises a printing frame, a transverse moving mechanism, a longitudinal moving mechanism, a composite working mechanism, a lifting mechanism and a working platform;

the horizontal moving mechanism and the longitudinal moving mechanism are respectively arranged at the top of the printing frame, the horizontal moving mechanism and the longitudinal moving mechanism are used for driving the composite working mechanism to move horizontally and longitudinally, the lifting mechanism is arranged at one side of the printing frame, the lifting mechanism is used for driving the working platform to lift, and the working platform is positioned below the composite working mechanism;

the composite working mechanism comprises a moving seat, a double-shaft steering engine, a first connecting piece, a second connecting piece, a main shaft milling module and a 3D printing module, the moving seat is connected with a transverse moving mechanism and a longitudinal moving mechanism, the double-shaft steering engine is connected with the moving seat, the first connecting piece and the second connecting piece are connected with a steering wheel of the double-shaft steering engine, the main shaft milling module comprises a main shaft motor and a motor clamp, the motor clamp is connected with the first connecting piece, the motor clamp clamps a main shaft motor, the tightness of the motor clamp is adjustable, the 3D printing module comprises a sprayer and a sprayer fixing seat, the sprayer fixing seat is connected with the second connecting piece, the sprayer is installed to the sprayer fixing seat, the 3D printing module is used for material increase manufacturing according to the number of layers which is preset, and the main shaft milling module is used for accurately milling the appearance profile.

Further, the transverse moving mechanism is arranged on two transverse sides of the printing frame and comprises a transverse driving mechanism, a transverse shaft, transverse moving blocks and a first connecting rod, two ends of the transverse shaft are respectively fixed to the printing frame along the transverse direction, the transverse moving blocks are connected with the transverse shaft through linear bearings, two ends of the first connecting rod are respectively connected with the transverse moving blocks located on two transverse sides of the printing frame, the moving seat is connected with the first connecting rod through linear bearings, and the transverse driving mechanism is used for driving the transverse moving blocks to move along the transverse shaft.

Furthermore, the longitudinal moving mechanism is arranged on two longitudinal sides of the printing frame and comprises a longitudinal driving mechanism, a longitudinal shaft, a longitudinal moving block and a second connecting rod, two ends of the longitudinal shaft are respectively fixed on the printing frame along the longitudinal direction, the longitudinal moving block is connected with the longitudinal shaft through a linear bearing, two ends of the second connecting rod are respectively connected with the longitudinal moving block on two longitudinal sides of the printing frame, the moving seat is connected with the second connecting rod through a linear bearing, and the longitudinal driving mechanism is used for driving the longitudinal moving block to move along the longitudinal shaft.

Further, the transverse driving mechanism and the longitudinal driving mechanism respectively comprise a driving motor, a driving wheel, a first driven wheel, a second driven wheel, two transmission shafts, a first conveying belt and a second conveying belt;

the driving motor is installed on the printing frame, a motor shaft of the driving motor is connected with the driving wheel, two ends of the two transmission shafts are connected to two opposite sides of the printing frame through bearing seats respectively, one of the transmission shafts is coaxially connected with a first driven wheel, the driving wheel is connected with the first driven wheel through a first transmission belt, two ends of the transmission shaft are coaxially connected with a second driven wheel respectively, the second driven wheel on the two transmission shafts is connected with a second transmission belt, the second transmission belt of the transverse moving mechanism is connected with the transverse moving block, and the second transmission belt of the longitudinal moving mechanism is connected with the longitudinal moving block.

Furthermore, tooth grooves are formed in the second conveyor belt, toothed plates are arranged on the transverse moving block and the longitudinal moving block, and the toothed plates are embedded and matched with the tooth grooves.

Furthermore, a limit switch is arranged on the printing frame, and the limit switch is limited and triggered through a transverse moving block and a longitudinal moving block, so that accurate positioning of the original point is realized.

Further, elevating system includes elevator motor, lift lead screw, screw-nut and spacing axle, elevator motor installs in print frame's bottom, and elevator motor's motor shaft passes through the shaft coupling to be connected with the one end of lift lead screw, and the other end of lift lead screw passes through the bearing frame to be connected with print frame's top, and screw-nut is connected with the lift lead screw, and work platform is connected with screw-nut, and the both ends of spacing axle are connected with print frame's top and bottom respectively, and spacing axle passes through linear bearing and is connected with work platform.

Further, work platform includes bottom plate, splint, wooden backing plate, aluminium alloy and right angle trapezoidal piece, splint are located the bottom plate top, and the upper and lower both ends of wooden backing plate are connected with splint and bottom plate respectively, and the wooden backing plate is located between screw-nut and the linear bearing, the up end and the lower terminal surface of aluminium alloy respectively with splint and bottom plate fixed connection, right angle trapezoidal piece is located the both sides of bottom plate, and the upper base and the splint of right angle trapezoidal piece are connected, and it is connected with the bottom plate to go to the bottom. Because the cooperation of workstation and lift lead screw belongs to the cantilever beam structure, need consolidate through wooden backing plate, splint and aluminium alloy, reinforcing work platform's bending moment resistance ability, right angle trapezoidal piece carries out the reinforcement of bearing diagonal at the tip simultaneously, and the increase links firmly area of contact, further increases work platform's bending moment resistance ability.

Furthermore, the first connecting piece and the second connecting piece are U-shaped metal plates and are perpendicular to each other.

The other technical scheme of the invention is as follows: according to the working method of the composite manufacturing equipment with the switchable modes, the position of the spindle motor is adjusted by adjusting the tightness of the motor clamp, the control of a machining original point is achieved, the transverse moving mechanism and the longitudinal moving mechanism are used for driving the composite working mechanism to move transversely and longitudinally, the lifting mechanism is used for driving the working platform to lift, and the double-shaft steering engine is driven to switch the spindle milling module and the 3D printing module according to machining requirements.

Compared with the prior art, the invention has the following beneficial effects:

according to the mode-switchable composite manufacturing equipment, the 3D printing module and the main shaft milling module can be matched at will by controlling the movement of the double-shaft steering engine, so that the cost performance and the control precision are high, and the control is simple and reliable. Horizontal, vertical and vertical are driven by independent motor, can realize the independent control of three direction, and horizontal and vertical be synchronous belt drive, can effectively keep the precision at high-speed relatively in the course of working.

Drawings

Fig. 1 is a schematic structural view of a switchable mode composite fabrication apparatus of the present invention.

Fig. 2 is a top view of the switchable mode composite fabrication apparatus of the present invention.

Fig. 3 is a side view of the switchable mode composite fabrication apparatus of the present invention.

Fig. 4 is a schematic structural view of the composite working mechanism of the present invention.

Fig. 5 is a plan view of the composite working mechanism of the present invention.

The printing device comprises a printing frame 1, a moving seat 21, a double-shaft steering engine 22, a first connecting piece 23, a second connecting piece 24, a spindle motor 25, a motor clamp 26, a spray head 27, a spray head fixing seat 28, a transverse shaft 31, a transverse moving block 32, a first connecting rod 33, a longitudinal shaft 41, a longitudinal moving block 42, a second connecting rod 43, a driving motor 51, a driving wheel 52, a first driven wheel 53, a second driven wheel 54, a transmission shaft 55, a first transmission belt 56, a second transmission belt 57, a lifting motor 61, a lifting lead screw 62, a lead screw nut 63, a limiting shaft 64, a working platform 7, a bottom plate 71, a clamping plate 72, a wood base plate 73, an aluminum profile 74 and a right-angle trapezoidal block 75.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.

Examples

As shown in fig. 1, the present embodiment provides a mode-switchable composite manufacturing apparatus including a print frame 1, a lateral movement mechanism, a longitudinal movement mechanism, a composite working mechanism, a lifting mechanism, and a working platform.

As shown in fig. 1, the horizontal moving mechanism and the vertical moving mechanism are respectively installed on the top of the printing frame, the horizontal moving mechanism and the vertical moving mechanism are used for driving the composite working mechanism to move horizontally and vertically, the lifting mechanism is installed on one side of the printing frame, the lifting mechanism is used for driving the working platform to lift, and the working platform is located below the composite working mechanism.

As shown in fig. 4 and 5, the combined working mechanism comprises a moving seat 21, a double-shaft steering engine 22, a first connecting piece 23, a second connecting piece 24, a spindle milling module and a 3D printing module, the moving seat is connected with a transverse moving mechanism and a longitudinal moving mechanism, the double-shaft steering engine is connected with the moving seat, the first connecting piece and the second connecting piece are both connected with a steering wheel of the double-shaft steering engine, the spindle milling module comprises a spindle motor 25 and a motor clamp 26, the motor clamp is connected with the first connecting piece, the motor clamp clamps the spindle motor, the tightness of the motor clamp is adjustable, the 3D printing module comprises a spray head 27 and a spray head fixing seat 28, the spray head fixing seat is connected with the second connecting piece, and the spray head is installed on the spray head fixing seat. In this embodiment, the first connecting member and the second connecting member are both U-shaped metal plates, and the first connecting member and the second connecting member are perpendicular to each other.

As shown in fig. 1 and 2, the lateral movement mechanism is disposed at two lateral sides of the printing frame, and includes a lateral driving mechanism, a lateral shaft 31, a lateral moving block 32, and a first connecting rod 33, two ends of the lateral shaft are respectively fixed to the printing frame along the lateral direction, the lateral moving block is connected to the lateral shaft through a linear bearing, two ends of the first connecting rod are respectively connected to the lateral moving block at two lateral sides of the printing frame, the moving base is connected to the first connecting rod through a linear bearing, and the lateral driving mechanism is configured to drive the lateral moving block to move along the lateral shaft.

As shown in fig. 1 and 2, the longitudinal moving mechanism is disposed on two longitudinal sides of the printing frame, and includes a longitudinal driving mechanism, a longitudinal shaft 41, a longitudinal moving block 42, and a second connecting rod 43, two ends of the longitudinal shaft are respectively fixed to the printing frame along the longitudinal direction, the longitudinal moving block is connected to the longitudinal shaft through a linear bearing, two ends of the second connecting rod are respectively connected to the longitudinal moving block on two longitudinal sides of the printing frame, the moving base is connected to the second connecting rod through a linear bearing, and the longitudinal driving mechanism is configured to drive the longitudinal moving block to move along the longitudinal shaft.

As shown in fig. 1 and 2, each of the transverse driving mechanism and the longitudinal driving mechanism includes a driving motor 51, a driving wheel 52, a first driven wheel 53, a second driven wheel 54, two transmission shafts 55, a first transmission belt 56 and a second transmission belt 57; the driving motor is installed on the printing frame, a motor shaft of the driving motor is connected with the driving wheel, two ends of the two transmission shafts are connected to two opposite sides of the printing frame through bearing seats respectively, one of the transmission shafts is coaxially connected with a first driven wheel, the driving wheel is connected with the first driven wheel through a first transmission belt, two ends of the transmission shaft are coaxially connected with a second driven wheel respectively, the second driven wheel on the two transmission shafts is connected with a second transmission belt, the second transmission belt of the transverse moving mechanism is connected with the transverse moving block, and the second transmission belt of the longitudinal moving mechanism is connected with the longitudinal moving block. Be equipped with the tooth's socket on the second conveyer belt, all be equipped with the pinion rack on lateral shifting piece and the longitudinal movement piece, the cooperation is inlayed with the tooth's socket to the pinion rack.

Be equipped with limit switch on the print frame, carry out spacing triggering through lateral shifting piece and longitudinal movement piece to limit switch, realize the accurate location of initial point. In this embodiment, the tip of lateral shifting piece and longitudinal movement piece is equipped with the screw, carries out spacing trigger to limit switch through the screw, realizes the accurate location of initial point.

As shown in fig. 3, the lifting mechanism includes a lifting motor 61, a lifting screw 62, a screw nut 63 and a limit shaft 64, the lifting motor is installed at the bottom of the printing frame, a motor shaft of the lifting motor is connected with one end of the lifting screw through a coupler, the other end of the lifting screw is connected with the top of the printing frame through a bearing seat, the screw nut is connected with the lifting screw, the working platform is connected with the screw nut, two ends of the limit shaft are respectively connected with the top and the bottom of the printing frame, and the limit shaft is connected with the working platform through a linear bearing. Through setting up spacing axle, strengthen work platform's vertical movement's intensity and prevent that work platform from rotating along with screw-nut.

As shown in fig. 1 and 3, the work platform comprises a bottom plate 71, a clamping plate 72, a wooden base plate 73, an aluminum profile 74 and a right-angle trapezoidal block 75, wherein the clamping plate is located above the bottom plate, the upper end and the lower end of the wooden base plate are respectively connected with the clamping plate and the bottom plate, the wooden base plate is located between a screw nut and a linear bearing, the upper end surface and the lower end surface of the aluminum profile are respectively fixedly connected with the clamping plate and the bottom plate, the right-angle trapezoidal block is located on two sides of the bottom plate, the upper bottom of the right-angle trapezoidal block is connected with the clamping plate, and the lower bottom of the right-angle trapezoidal block is connected with the bottom plate. Because the cooperation of workstation and lift lead screw belongs to the cantilever beam structure, need consolidate through wooden backing plate, splint and aluminium alloy, reinforcing work platform's bending moment resistance ability, right angle trapezoidal piece carries out the reinforcement of bearing diagonal at the tip simultaneously, and the increase links firmly area of contact, further increases work platform's bending moment resistance ability.

According to the working method of the composite manufacturing equipment with the switchable modes, the position of the spindle motor is adjusted by adjusting the tightness of the motor clamp, the control of a processing original point is achieved, the transverse moving mechanism and the longitudinal moving mechanism are used for driving the composite working mechanism to move transversely and longitudinally, the lifting mechanism is used for driving the working platform to lift, the double-shaft steering engine is driven to switch the spindle milling module and the 3D printing module according to the processing requirements, the 3D printing module is used for additive manufacturing according to the preset number of layers, and the spindle milling module is used for accurately milling the outline.

As mentioned above, the present invention can be better realized, and the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes and modifications made according to the present disclosure are intended to be covered by the scope of the claims of the present invention.