阅读说明：本技术 一种基于corexy结构的激光雕刻与绘图仪一体化机 (Laser engraving and plotter integrated machine based on COREXY structure ) 是由 黄波 彭功雳 杨明 何平勇 胥云 廖映华 郑杰 李珂 陈杰 张聪 王椰洲 马月 于 2020-07-24 设计创作，主要内容包括：本发明提供包括底座、传动机构,一体化安装机构三部分；底座包括铝合金型材方管、底部工作板,4条铝合金型材方管依次型材连接固定件首尾连接,围成一个框结构,并通过方管支撑架固定在底部工作板上；传动结构为,2个步进电机通过电机定位块、X轴电机安装板、Y轴电机安装板固定在底部工作板上,并且位于任何一条铝合金型材方管的首端和末端,步进电机的转轴上安装有惰轮Ⅰ。本发明解决了现有雕刻结构功能单一且稳定性不足难以满足实际需要的问题。(The invention provides a device which comprises a base, a transmission mechanism and an integrated mounting mechanism; the base comprises aluminum alloy section square tubes and a bottom working plate, wherein the 4 aluminum alloy section square tubes are sequentially connected with the fixing piece in an end-to-end mode to form a frame structure and are fixed on the bottom working plate through square tube supporting frames; the transmission structure is that 2 step motor pass through motor locating piece, X axle motor mounting panel, Y axle motor mounting panel and fix on the bottom working plate to be located the head end and the end of any aluminum alloy section bar side pipe, install idler I in step motor's the pivot. The invention solves the problems that the existing carving structure has single function and insufficient stability and is difficult to meet the actual requirement.)

1. A laser engraving and plotting instrument integrated machine based on a COREXY structure is characterized by comprising a base, a transmission mechanism and a laser engraving and plotting instrument part;

the base comprises an aluminum alloy section square tube and a bottom working plate, the aluminum alloy section square tube is sequentially connected end to end through section connecting pieces to form a frame structure, the aluminum alloy section square tube is fixed on the bottom working plate through a square tube supporting frame, and a motor connecting piece is fixed on the bottom working plate;

the transmission mechanism comprises a stepping motor, a synchronous belt and an idler wheel,

the stepping motor is fixed on the bottom working plate through a motor positioning block, an X-axis motor mounting plate and a Y-axis motor mounting plate, an idler I is mounted on a rotating shaft of the stepping motor, an idler is mounted on the upper side of a square tube supporting frame of an opposite aluminum alloy section square tube, an idler II is mounted on the upper side of the square tube supporting frame, an idler III is mounted on the lower side of the square tube supporting frame, an idler IV is also mounted on a rotating shaft of the other stepping motor, an idler V is mounted on the upper side of the square tube supporting frame of the aluminum alloy section square tube opposite to the rotating shaft, an idler V is mounted on the upper side of the square tube supporting frame, an idler VI is mounted on the lower side of the square tube supporting frame, two linear polished rod mounting blocks are respectively mounted on a left linear polished rod mounting block and a right linear polished rod mounting block which are, the linear guide rail sliding block freely slides on the linear guide rail, idler wheels are arranged on the upper sides of the linear polished rod mounting blocks, the left sides of the linear polished rod mounting blocks are respectively an idler wheel VII on the upper side and an idler wheel VIII on the lower side, and the right sides of the linear polished rod mounting blocks are respectively an idler wheel IX on the upper side and an idler wheel X on the lower side;

the idle wheel I, the idle wheel II, the idle wheel V, the idle wheel VII and the idle wheel IX are encircled together through one synchronous belt I, power is provided by one stepping motor I, the idle wheel IV, the idle wheel VI, the idle wheel III, the idle wheel VIII and the idle wheel X are arranged on the other synchronous belt II in a winding mode, and power is provided by the other synchronous motor II;

the laser engraving and plotting instrument part is characterized in that the laser engraving consists of a laser engraving module and a fixing plate;

the laser engraving module is arranged on a laser engraving module positioning plate, the laser engraving module positioning plate is arranged on an integrated mounting frame, and the integrated mounting frame is arranged on the linear polished rod through a linear bearing and is arranged on the linear guide rail through a linear guide rail sliding block;

the plotter part comprises a steering engine, a steering engine connecting sheet, a pen clamping seat, a light spring, a carbon rod and a clamping block;

the steering engine connecting piece is arranged on a rotating shaft of the steering engine, the steering engine connecting piece increases the torque of the steering engine for lifting up the pen holder, the clamping block is arranged in a threaded hole of the pen holder and is matched with the pen holder in a threaded connection mode to install and fix a drawing pen, the carbon rod is bonded on the pen holder to serve as a sliding guide rail, the light spring is sleeved on the carbon rod and is arranged on the positioning block in a clearance fit mode, the pen holder is made to complete pen falling actions in the vertical direction under the elastic force of the light spring, and the shaft of the steering engine rotates to lift up the pen holder upwards to complete pen lifting actions in the vertical direction;

the steering engine is installed on the integrated installation frame through a steering engine connecting sheet, and the carbon rod is fixed on the integrated installation frame through a pen clamping seat, a clamping block and a light spring;

the drawing pen is fixed on the pen holder through the push rod and is matched with the positioning block to be installed and positioned on the integrated installation frame.

2. The laser engraving and drawing instrument integrated machine based on the COREXY structure as claimed in claim 1, wherein 2 stepping motors are fixed on the motor connecting piece on the bottom working plate through a motor positioning block, an X-axis motor mounting plate and a Y-axis motor mounting plate and are arranged at the head end and the tail end of any one aluminum alloy section square tube.

3. The machine as claimed in claim 1, wherein said idler wheel is an H-shaped idler wheel.

4. The machine as claimed in claim 1, wherein the fixing plate is designed for installation according to the laser engraving module and installation requirements on the market.

5. The COREXY structure-based laser engraving and plotting instrument integrated machine as claimed in claim 1, wherein the upper side of the laser engraving module is further provided with a heat dissipation fan.

Technical Field

The invention belongs to the technical field of drawing, and particularly relates to a laser engraving and drawing instrument integrated machine based on a COREXY structure, wherein laser engraving can be used for engraving, drawing and cutting materials such as metal and nonmetal, a drawing instrument part is mainly used for drawing paper patterns, waste of laser engraving on drawing of thin paper patterns is improved, and the laser engraving and drawing instrument integrated machine is used for solving the problem that a laser engraving and drawing instrument integrated machine based on a COREXY structure is used for solving the problem that the laser engraving.

Background

The plotter and the laser engraving are composed of a driving device, a transmission device, a mounting device and other components, and the planar movement can be realized by the driving device and the transmission device. The widely used industry for drawing product mark patterns is that the prior art plotters of COREXY structure mostly adopt the variability structure as shown in FIG. 1.

A stepping motor 1001 is adopted to drive an idler pulley 1002, so that a synchronous belt is driven to pull the whole structure (a support plate 1006); the linear polished rod 1007 and the linear bearing 1003 move on a plane; a drawing pen is attached to the pen-up mechanism 1004, and the actions of pen-up and pen-down in the vertical direction are realized, and a 3D print 1005 is attached to the other side.

Disclosure of Invention

The invention aims to solve the defects of the prior art, and aims to solve the problems of function waste and single function of a drawing instrument of the traditional laser engraving machine, and designs a laser engraving and drawing instrument integrated machine based on a COREXY stable structure, and a multifunctional integrated structure which integrates the use of the laser engraving and drawing instrument together. The COREXY structure is light in weight, high in precision, low in cost and simple in structural design, and a used module is fixed, so that the precision reduction and the service life reduction caused by replacement are avoided.

The invention adopts the following technical scheme:

a laser engraving and plotting instrument integrated machine based on a COREXY structure mainly comprises a base, a transmission mechanism and a laser engraving and plotting instrument part.

The base adopts frame rack structure, adopts 4 aluminum alloy section bar side pipes and 2 motor connecting pieces and 2 square pipe section bar connecting pieces to connect as a whole through the bolt, makes the more stable compactness of overall structure, builds for COREXY structure simultaneously and provides the platform.

The base includes aluminum alloy ex-trusions side pipe, bottom working plate, and 4 aluminum alloy ex-trusions side pipes loop through section bar connecting piece end to end connection, enclose into a frame structure to fix on bottom working plate through square pipe support frame, the motor connecting piece is fixed on bottom working plate.

The transmission mechanism consists of 2 two-phase stepping motors, 2 idle wheels, 2 synchronous belts and 8 idle wheels.

Two step motor provide power for whole transmission system respectively, can control the rotational speed of motor and control power transmission's speed, and through the meshing transmission power of idler and two hold-in ranges, the number of teeth of idler can control drive ratio to change transmission speed.

8 idlers are installed on aluminum alloy section bar square pipe, change the vector increase and decrease change of hold-in range in the direction on different positions, realize the motion mode of circular arc, the straight line interpolation of a similar digit control machine tool. The integrated mounting rack fixed together with the synchronous belt is driven to move on the plane along with the change of the synchronous belt.

2 stepping motors are fixed on the bottom working plate through motor positioning blocks, an X-axis motor mounting plate and a Y-axis motor mounting plate and are arranged at the head end and the tail end of any one aluminum alloy section square tube, an idler I is mounted on a rotating shaft of the stepping motor, an idler II is mounted on the upper side of a square tube supporting frame of the opposite aluminum alloy section square tube, an idler III is mounted on the lower side of the square tube supporting frame, an idler IV is also mounted on a rotating shaft of the other stepping motor, an idler V is mounted on the upper side of the square tube supporting frame of the opposite aluminum alloy section square tube, an idler VI is mounted on the lower side of the square tube supporting frame, two linear polished rod mounting blocks are respectively mounted on left and right opposite pen lifting mechanisms, linear polished rods are mounted between left and right opposite linear polished rod mounting blocks, two linear guide rails are respectively mounted on left and right aluminum alloy, the pen lifting mechanism enables the linear guide rail sliding block to freely slide on the linear guide rail through the matching of the linear guide rail sliding block and the linear guide rail, the linear guide rail can freely slide on an aluminum alloy section, and the linear guide rail and the linear guide block are used for improving the bearing capacity and improving the working precision. The straight line polished rod mounting blocks are respectively provided with idler wheels, the left sides of the straight line polished rod mounting blocks are respectively provided with an idler wheel VII on the upper side and an idler wheel VIII on the lower side, and the right sides of the straight line polished rod mounting blocks are respectively provided with an idler wheel IX on the upper side and an idler wheel X on the lower side.

The idler I, the idler II, the idler V, the idler VII and the idler IX are encircled together through one synchronous belt I, power is provided by one stepping motor I, the idler IV, the idler VI, the idler III, the idler VIII and the idler X are arranged on the other synchronous belt II in a winding mode, and power is provided by the other synchronous motor II.

The idler wheel is an H-shaped idler wheel.

The integrated mounting mechanism adopts a non-standard design and consists of a laser engraving part and a plotter part. The laser engraving part comprises a laser engraving module and an installation fixing plate, the fixing plate for installation is designed according to the laser engraving module on the market and installation requirements, and the fixing plate is installed on the integrated installation frame.

The straight-line polished rods are installed in parallel, one ends of the straight-line polished rods are installed on the left pen lifting mechanism through the straight-line polished rod installation blocks, the other ends of the straight-line polished rods are installed on the right pen lifting mechanism through the straight-line polished rod installation blocks, and the straight-line guide rails are installed on the left and right opposite aluminum alloy section square tubes. The integrated mounting rack is mounted on the linear polished rod through a linear bearing, and the pen lifting mechanism is mounted on the linear guide rail through a linear guide rail sliding block. The laser engraving part comprises a laser engraving module and a laser engraving module positioning plate, the laser engraving module positioning plate is installed on the linear polished rod through a linear bearing, and the heat dissipation fan is further installed on the upper side of the laser engraving module.

The plotter part comprises steering wheel, steering wheel connection piece, press from both sides a seat, light spring, carbon-point, clamp piece etc.. The steering wheel connection piece is installed in the axis of rotation of steering wheel, and the steering wheel connection piece increases the steering wheel and lifts up the moment of pressing from both sides the pen stand, presss from both sides tight piece and installs and fix the pen at the screw hole that presss from both sides the pen stand and through threaded connection's mode and the cooperation of pressing from both sides the pen stand, and the carbon-point bonds and regards as gliding guide rail on pressing from both sides the pen stand, and light spring overlaps on the carbon-point and installs the carbon-point and adopt clearance fit's mode at. Therefore, the pen holder completes the pen falling action in the vertical direction under the elastic force of the light spring, and the shaft of the steering engine rotates to lift the pen holder upwards to complete the pen lifting action in the vertical direction.

The steering wheel is installed on the integrated mounting bracket through the steering wheel connecting piece, and the carbon rod is fixed on the integrated mounting bracket through the pen clamping seat, the clamping block and the light spring.

The drawing pen is fixed on the pen holder through the push rod and is matched with the positioning block to be installed and positioned on the integrated installation frame.

The invention has the beneficial effects that:

the laser engraving and drawing instrument is combined on the fixed module, the replacement of a processing module is avoided, the service life of the machine is prolonged, and the COREXY structure is adopted as a plane moving structure. In addition, the error caused by structural deformation is reduced by adopting the linear guide rail module, and the high-precision application range of the linear guide rail module also improves the precision of the whole invention. The multifunctional idea combines two modules on one mechanism, and the mode of fixing two ends is adopted, so that the design and use requirements can be met, and the overlarge cantilever beam generated at one end can be reduced. The invention can design the processing range of the user according to the size requirement of the user. The multifunctional module is fixedly arranged, so that the influence on the machining precision caused by frequent exchange of the multifunctional modules can be reduced. The COREXY structure saves more materials and improves the processing stability and precision.

Drawings

FIG. 1 is a drawing instrument of a COREXY structure in the background art;

FIG. 2 is a top view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a front view of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a side view of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 6;

FIG. 8 is a bottom partial view of FIG. 2;

FIG. 9 is a schematic view of the overall structure of the present invention;

FIG. 10 is a post-split motion resolution of the present invention.

3-X-axis motor mounting plate, 4-aluminum alloy section square tube, 5-carbon rod, 6-drawing pen, 8-laser engraving module positioning plate, 9-linear bearing, 14-square tube support frame, 15-heat dissipation fan, 16-laser engraving module, 19-steering engine, 20-steering engine connecting piece, 21-positioning block, 22-pen clamping seat, 23-clamping block, 24-Y-axis motor mounting plate, 25-stepping motor I, 26-linear guide rail, 28-light spring, 29-linear guide rail sliding block, 31-motor positioning block, 35-linear polished rod mounting block, 38-integrated mounting frame, 39-linear polished rod, 40-working bottom plate, 41-stepping motor II and 60-pen lifting mechanism;

501-idler I, 502-idler II, 503-idler III, 504-idler IV, 505-idler V, 506-idler VI, 507-idler VII, 508-idler VIII, 509-idler IX, 5010-idler X,

701-synchronous belt I and 702-synchronous belt II.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention are described below clearly and completely, and it is obvious that the described embodiments are some, not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.