CN106273482A - A kind of carry-on 3D printer - Google Patents

Abstract

The present invention discloses a kind of carry-on 3D printer, belongs to 3D printer field.To remaining part innovative design on the basis of prior art feeding device and control system, including: the column supported by least three supporting leg, supporting leg is to be rotatably connected with column, and during folding, rotation is collapsed into a branch of；By the 3rd motor-driven print platform along strut length direction linear motion, during folding, print platform can rotate around the axis vertical with strut length direction；Column top and turning arm are rotatably connected, the first motor drive turning arm to rotate around the axis parallel with strut length direction；Shower nozzle is slidably connected with turning arm, the second motor drive shower nozzle to move along a straight line along the length direction of turning arm；Also include the casing accommodating folded state 3D printer.3D printer of the present invention, shower nozzle moves in the way of cylindrical-coordinate system in space, it is achieved that compact structure design and reduce manufacturing cost, and can load in casing after folding and carry.

Description

A kind of carry-on 3D printer

Technical field

The invention belongs to 3D printer field, particularly to a kind of carry-on 3D printer.

Background technology

3D printer is the equipment of application Rapid Prototyping technique, and it is based on mathematical model file, uses powdered gold Belong to or plastics etc. can jointing material, by the way of successively printing, carry out constructed object, traditional removal material can be constructed and add The extremely difficult structure even cannot processed of work technology, achieves the electricity of object in some sense with Internet technology after being combined Sonization is transmitted, and is extremely important a kind of process equipment.

3D printer is mainly used in professional field and industrial circle at present, it is difficult to promote, mainly to family and individual Reason is to meet the printhead requirement at three-dimensional space motion, traditional 3D printer use cartesian coordinate system or Parallel arm structure, they are required to three one-movement-freedom-degrees, structure are accomplished by three set carriages, thus cause 3D to print Body is long-pending relatively big, and cost is the most simultaneously, have impact on and popularizes, additionally the 3D printer of prior art can not fold and Not readily portable.

To sum up, in the urgent need to a kind of compact conformation of design, with low cost, can fold and portable 3D printer.

Summary of the invention

Present invention seek to address that in prior art that 3D printer volume is relatively big, cost intensive, can not fold and can not carry Problem, it is provided that a kind of carry-on 3D printer.To achieve these goals, described structure is as follows:

A kind of carry-on 3D printer is provided, including feeding device and control system, it is characterized in that, column 111 end Portion is rotatably connected with one end of supporting leg 113, at least uses 3 supporting legs 113；Supporting leg 113 rotates exhibition around respective rotation axis Opening, form a supporting zone, the center of gravity of 3D printer is positioned at this supporting zone along plumb line projection；Supporting leg 113 around Respective rotation axis rotates and draws in, is collapsed into a branch of, the axis direction after supporting leg 113 gathering and the rotation on column 111 top Arm is parallel；Connecting plate 148 is slidably connected with column 111, by the 3rd motor 146 drive connection plate 148 along the length of column 111 Direction moves along a straight line；Print platform 144 is connected with platform support 147, and platform support 147 and connecting plate 148 are rotatably connected；Work When making, the normal direction of print platform 144 work surface is parallel with the length direction of column 111；During folding, print platform 144 work surface Normal direction vertical with the length direction of column 111；Column 111 top is provided with turning arm, and column 111 and turning arm are rotatably connected, Turning arm is driven to rotate around the axis parallel with column 111 length direction by the first motor 123；Shower nozzle 152 is sliding with turning arm It is dynamically connected, the second motor 137 drives shower nozzle 152 to move along a straight line along the length direction of turning arm；Also include casing, case Body includes that upper box body 211 and lower part box 212, upper box body 211 and lower part box 212 cooperatively form a space, this Space is for accommodating supporting leg 113 and be in rounding state and print platform 144 being in the 3D printer of folded state.

Further, described one carry-on 3D printer, it is characterized in that, platform support 147 and connecting plate 148 Rotation axis vertical with the length direction of column 111, platform support 147 and the rotation axis of connecting plate 148 and print platform The work surface of 144 is parallel, and connecting plate 148 is connected with slide block 142, and slide block 142 slides along guide rail 141, and guide rail 141 is fixed on vertical Post 111 side；The plane laminating of the plane of connecting plate 148 side and platform support 147 side, the plane of connecting plate 148 side Center is provided with a stud 148b along its normal extension, and the plane of platform support 147 side is provided with the circular hole running through support, spiral shell Post 148b coordinates with the screwed hole of first manual securing member 149, by connecting plate 148 He through the circular hole of platform support 147 side Platform support 147 is connected；The plane of connecting plate 148 side be provided with two cross stud 148b centers detent 148a, two Detent 148a is 90 ° of settings, and the plane of platform support 147 side is provided with a locating flange 147a crossing center of circular hole, Detent 148a is chimeric with locating flange 147a to be coordinated.

Further, described one carry-on 3D printer, it is characterized in that, the 3rd motor 146 is solid with base plate 112 Even, output shaft and second screw mandrel 145 of the 3rd motor 146 are coaxially connected, and the second screw mandrel 145 is flat with the length direction of guide rail 141 OK, the second screw mandrel 145 and the nut screw connection being connected on connecting plate 148.

Further, described one carry-on 3D printer, it is characterized in that, also include reducing gear, reductor Structure and column 111 is connected, and the first motor 123 is connected with column 111, the first motor 123 drive deceleration mechanism, reducing gear defeated Shaft is connected with turning arm.

Further, described one carry-on 3D printer, it is characterized in that, described reducing gear is that gear subtracts Speed device or harmonic speed reducer.

Further, described one carry-on 3D printer, it is characterized in that, turning arm is provided with slide unit 135, sliding Platform 135 is slidably connected with turning arm, and slide unit 135 moves along a straight line along turning arm length direction, and shower nozzle 152 is solid with slide unit 135 It is scheduled on together.

Further, described one carry-on 3D printer, it is characterized in that, the second motor 137 is fixed on rotation One end of arm, idle pulley 134a is fixed on the other end of turning arm；Be connected on the output shaft of the second motor 137 driving wheel 138；Driving wheel 138 is linked together by transmission band 139 with idle pulley 134a；Slide unit 135 and transmission band 139 while being connected, And the direction of motion on this limit of transmission band 139 being connected is parallel with the glide direction of slide unit 135.

Further, described one carry-on 3D printer, it is characterized in that, the edge of upper box body 211 and under The edge of portion's casing 212 is rotatably connected；Limit hornwork 214 two ends respectively with medial wall and the lower part box 212 of upper box body 211 Medial wall be connected；The lateral wall of upper box body 211 is provided with handle 213.

Further, described one carry-on 3D printer, it is characterized in that, box house be provided with support means and Fixing device；Support means is made up of a bracer, elastomer block and the second hand-operable fastener 231, in a bracer and lower part box 212 Surface is fixed together, and a bracer top is provided with elastomer block, and elastomer block supports 3D printer；Fixing device, second bracer 222 Upper surface center is provided with the screwed hole downwardly extended along normal direction, and column 111 is provided with the fixing hole 111a run through, and second is the tightest The stud of firmware 231 passes in the screwed hole of fixing hole 111a second bracer 222 of screw-in of column 111.

Further, described one carry-on 3D printer, it is characterized in that, also include printing coiled material 242 and storing Battery 251, prints coiled material 242 and rotates connected with cabinet wall, and accumulator 251 is connected with cabinet wall.

One of the present invention carry-on 3D printer, has innovated motion mode, it is achieved that compact structure sets Count, reduce manufacturing cost and can carry after folding.

Accompanying drawing explanation

The Figure of description of the part constituting the application is used for providing a further understanding of the present invention, and the present invention shows Meaning property embodiment and explanation thereof are used for explaining the present invention, are not intended that inappropriate limitation of the present invention.In the accompanying drawings:

Fig. 1 is circular cylindrical coordinate 3D printer motion principle figure；

Fig. 2-1 is the three-dimensional view at the left front visual angle of 3D printer example one；

Fig. 2-2 is the three-dimensional view of the right back angle of 3D printer example one；

Fig. 2-3 is 3D printer example one turning arm and the explosive view of shower nozzle telecontrol equipment；

Fig. 2-4 is 3D printer example one base plate, lowering or hoisting gear, control system and the explosive view of feeding device；

Fig. 3-1 is the three-dimensional view at the left front visual angle of 3D printer example two；

Fig. 3-2 is the three-dimensional view of the right back angle of 3D printer example two；

Fig. 3-3 is 3D printer example two turning arm and the explosive view of shower nozzle telecontrol equipment；

Fig. 3-4 is 3D printer example two supporting leg, lowering or hoisting gear, control system and the explosive view of feeding device；

Fig. 3-5 is the explosive view of the 3D printer example two right back angle of platform support；

Fig. 3-6 is the explosive view at the left front visual angle of 3D printer example two platform support；

Fig. 3-7 is the view of left side perspective after 3D printer example two-fold；

Fig. 3-8 is the view at left back visual angle after 3D printer example two-fold；

Fig. 4-1 is the three-dimensional view after the opening of Portable box example one；

Fig. 4-2 is the three-dimensional view that Portable box example one receives after 3D printer example two；

Fig. 4-3 is the view that Portable box example one receives 3D printer example two right side perspective afterwards；

Fig. 4-4 is the view closing lid after Portable box example one receives 3D printer example two；

Fig. 4-5 is the schematic diagram of co-ordination after Portable box example one launches with 3D printer example two；

Fig. 5-1 is the view at the rear right forward sight angle of 3D printer example three folding；

Fig. 6-1 is the three-dimensional view after the opening of Portable box example two；

Fig. 6-2 is the three-dimensional view that Portable box example two receives after 3D printer example three；

Fig. 6-3 is the schematic diagram that Portable box example two is connected with 3D printer example three (only showing column)；

Fig. 6-4 is the schematic diagram that Portable box example two is connected with 3D printer example three (only showing column)；

Fig. 6-5 is the view that Portable box example two receives 3D printer example three right side perspective afterwards；

Fig. 6-6 is the view closing lid after Portable box example two receives 3D printer example three；

Fig. 6-7 is the schematic diagram of co-ordination after Portable box example two launches with 3D printer example three and is connected.

Figure is labeled as:

100,3D printer example one；101,3D printer example two；102,3D printer example three；

The framework supporting 3D printer comprises such as lower component:

111, column；111a, fixing hole；111b, spacing hole；112, base plate；113, supporting leg；114, callosity；115, fastening Part；

The turning arm of 3D printer comprises such as lower component:

121, base rack；121A, base rack；122, driven pulley；122a, bearing；122b, driving wheel；122c, transmission Band；123, the first motor；123a, the first electric machine support；124, runing rest；124A, runing rest；125, tight fixed bolt； 126, line holder；126A, line holder；127, decelerator；

The shower nozzle telecontrol equipment of 3D printer comprises such as lower component:

131, guide rail fore-stock；132, guide rail after-poppet；132A, guide rail after-poppet；133, guide rail；134, end support； 134a, idle pulley；135, slide unit；136, the first screw mandrel；136a, the first shaft coupling；137, the second motor；138, driving wheel；139、 Transmission band；

The lowering or hoisting gear of 3D printer comprises such as lower component:

141, guide rail；142, slide block；143, platform support；144, print platform；145, the second screw mandrel；145a, second Axial organ；146, the 3rd motor；146a, the 3rd electric machine support；147, platform support；147a, locating flange；148, connecting plate； 148a, detent；148b, stud；149, first manual securing member；

The feeding device of 3D printer comprises such as lower component:

151, wire-feed motor；151a, wire-feed motor support；152, shower nozzle；153, fan；153a, blower tray；154, seal wire Pipe；155, directing tube；156, silk is printed；

The control system of 3D printer comprises such as lower component:

161, controller；162, display；163, connecting rod；

200, Portable box example one；201, Portable box example two；

Portable box casing comprises such as lower component:

211, upper box body；212, lower part box；213, handle；214, limit hornwork；

The support means of printer is comprised such as lower component by Portable box:

221, first bracer；222, second bracer；223, the 3rd bracer；224, the 4th bracer；225, the 5th Prop up bracer；228, the 6th bracer；221a, the first elastomer block；222a, the second elastomer block；223a, the 3rd elastomer block；224a, Four elastomer block；225a, the 5th elastomer block；228a, the 6th elastomer block；226, the 7th elastomer block；227, the 8th elastomer block；

The fixing device of printer is comprised such as lower component by Portable box:

231, the second hand-operable fastener；232, base；232a, the 3rd hand-operable fastener；

The storage organization printing coiled material in Portable box comprises such as lower component:

241, mandrel；242, coiled material is printed；243, the 4th hand-operable fastener；

Energy storage structure in Portable box comprises such as lower component:

251, accumulator.

Detailed description of the invention

Below against accompanying drawing, by the description to embodiment, the detailed description of the invention of the present invention is made further details of Explanation, it is therefore an objective to help those skilled in the art that design, the technical pattern of the present invention are had more complete, accurate and deep reason Solve, and contribute to its enforcement.

3D printer of the present invention uses circular cylindrical coordinate structure, as it is shown in figure 1, shower nozzle has three degree of freedom in space, point It not that the linear reciprocating motion of the length direction along turning arm, print platform are along the linear reciprocating motion in strut length direction And shower nozzle is around the crankmotion of column.This motion mode makes motion structure concentrate on column and cantilever, just In realizing compact design and relatively low cost.Below specific embodiment of the present invention is described in detail, for the ease of The expression of 3D printer example, all descriptions relating to 3D printer orientation, the definition of the noun of locality quoted is shown in Fig. 1 to be Accurate.

Specifically,

3D printer example 1:

As shown in Fig. 2-1 and Fig. 2-4, framework includes column 111 and base plate 112, and column 111 is to stretch along above-below direction Cross section be the bar-shaped object of rectangle, one end is fixed on base plate 112, and the other end is provided with base rack 121.

3D printer lowering or hoisting gear, drives including guide rail 141, slide block 142, platform support 143, print platform 144 and motor Motivation structure forms.Guide rail 141 is line slideway, is fixed on the surface of column 111 front portion, parallel with column 111 length direction, Slide block 142 slides on guide rail 141, and the direction that slide block 142 anterior face is slided with it is parallel.Platform support 143 is in terms of left side Being the cantilever design of " L " shape, the surface engagement of the plane at rear portion and slide block 142 front portion is also fixed together, top with print flat Platform 144 is fixed together, and print platform 144 upper surface is mutually perpendicular to the plane at platform support 143 rear portion, such print platform 144 rectilinear directions guided along guide rail 141 move, and the normal direction of print platform 144 work surface and the length direction of column 111 are put down OK.In order to the motion of print platform 144 is controlled, it is anterior that the 3rd motor 146 is fixed on column 111 by the 3rd electric machine support 146a Surface on, the 3rd preferred motor of motor 146, the second screw mandrel 145 is defeated by the second shaft coupling 145a and the 3rd motor 146 Shaft is coaxially connected, and the second screw mandrel 145 is parallel with guide rail 141 direction, the second screw mandrel 145 be fixed on the left of platform support 143 Nut screw connection, it is achieved that the rotation of the 3rd motor 146 is converted to the movement of print platform 144.

The turning arm of 3D printer, column 111 top is provided with turning arm, and both are rotatably connected, the first motor 123 drive Turning arm rotates around the axis parallel with column 111 length direction, is specifically described as follows, as shown in Fig. 2-2 and Fig. 2-3, and base Plinth support 121 is rectangular shape, and front portion is provided with the circular hole running through upper and lower surface along the vertical direction, circular hole be respectively arranged at the two ends with use Assembling the step of bearing 122a, rear portion combines with column 111, and as preferably, base rack 121 rear portion is provided with along upper The shoulder hole of upper and lower surface is run through in lower direction, and bolt is fastened in the screwed hole on column 111 top through this hole, and bolt head Sink to wherein.Driven pulley 122 is in cylinder, and its periphery coordinates with transmission band 122c, cylindrical centrally along normal extension one The less cylinder of individual diameter is as output shaft, and output shaft is each passed through two bearing 122a of base rack 121 front portion and is inserted into In hole in the middle part of runing rest 124, the axis of driven pulley 122 output shaft is parallel with column 111 length direction, runing rest 124 Middle part hole laterally have the screwed hole extended radially through, tight fixed bolt 125 be assemblied in this screwed hole holds out against at driven pulley 122 defeated On the periphery of shaft, reliable in order to connect, it is one at the periphery of driven pulley 122 output shaft held out against by tight fixed bolt 125 Individual facet.First motor 123 is fixed on after column 111 by the first electric machine support 123a, and the first motor 123 preferably walks Entering motor, its output shaft is parallel with driven pulley 122 axis and is provided with driving wheel 122b, driving wheel 122b and passes through with driven pulley 122 Transmission band 122c transmits rotation, in order to both transmissions are accurately more than 1 without return difference, the mode of preferably cog belt transmission and gear ratio, So, driving wheel 122b, driven pulley 122 constitute reducing gear with transmission band 122c.Compact for structure, as preferably, Column 111 is through transmission band 122c inner ring.

3D printer head telecontrol equipment, shower nozzle 152 is slidably connected with turning arm, the second motor 137 drive shower nozzle 152 Length direction along turning arm moves along a straight line, and shower nozzle 152 is fixed on slide unit, and slide unit is along the guide rail 133 on turning arm The rectilinear direction guided is slided, and this direction is vertical with the rotation axis of turning arm, and the rotary motion of the second motor 137 is by fixing The mechanism of gear ratio transmits and is converted to the linear motion of slide unit, is specifically described as follows, and if Fig. 2-1 is to shown in Fig. 2-3, rotates and props up Frame 124 is the extrusion with concave as cross section, and breach is positioned at anterior for square, its head position after tight fixed bolt 125 fastening In the breach of runing rest 124 front portion, thus avoiding and interfere with guide rail fore-stock 131, middle part is provided with one along upper The circular hole that lower direction is run through is connected with the output shaft of driven pulley 122.The bottom of guide rail fore-stock 131 and runing rest 124 Anterior connected, the left and right sides on top is respectively provided with the circular hole running through surface along the longitudinal direction；The bottom of guide rail after-poppet 132 and rotation Turning support 124 rear portion to be connected, the left and right sides on its top is provided with the circular hole running through surface along the longitudinal direction, the two circular hole with lead The circular hole of rail fore-stock 131 fore poppet overhead is identical in the projection along fore-and-aft direction；Before guide rail 133 is each passed through guide rail Support 131 and the circular hole on guide rail after-poppet 132 top, circular hole has small gap, and the side of circular hole with the radial direction of guide rail 133 There is the elastic joint extended radially through in face, and makes circular hole tightly embrace guide rail 133 so that guide rail fore-stock 131 after fastening elastic joint Being fixed together with guide rail 133 with guide rail after-poppet 132, in guide rail 133, two linear cylindrical guide rails are parallel to each other, and guide Direction is vertical with the output shaft of driven pulley 122.Slide unit 135 slides on guide rail 133 smoothly, and bottom is provided with shower nozzle 152, in order to Cooling down shower nozzle 152, fan 153 is fixed on slide unit 135 side by blower tray 153a.Guide rail 133 is by two linear cylindricals Guide rail forms, and in order to increase rigidity, is fixed together by end support 134 front portion of guide rail 133.Guide rail after-poppet 132 Left side is also devised with 5 circular holes run through along the longitudinal direction, is used for fixing the second motor 137, the second motor 137 preferred stepping electricity Machine, the first screw mandrel 136 by the first shaft coupling 136a and the connection of the second motor 137 output shaft, the second motor 137 output shaft with lead Rail 133 is parallel, and the first screw mandrel 136 is parallel with guide rail 133, the first screw mandrel 136 and the nut screw connection being fixed on the left of slide unit 135, Achieve and the rotation of the second motor 137 is converted to moving along the direction that guide rail 133 guides of slide unit 135.

In order to obtain compact structure, as preferably, as Fig. 2-1 is to shown in Fig. 2-4, by the controller 161 of prior art Being designed as rectangular shape, be fixed on the space of the first motor 123 bottom, column 111 rear portion, display 162 passes through connecting rod 163 rear portions being fixed on controller 161, it is achieved man-machine interaction；In present example, wire-feed motor 151 is not integrated in shower nozzle 152 Together, so can reduce the quality of slide unit 135 motion, be conducive to improving print speed and precision.By the wire feed of prior art Machine 151, is fixed on the space of controller 161 bottom, column 111 rear portion, wire-feed motor 151 and shower nozzle by wire-feed motor support 151a 152 are connected by wire leading pipe 154, are rotatably connected with directing tube 155 bottom wire-feed motor 151, and it is suitable that directing tube 155 will print silk 156 In smooth guiding wire-feed motor 151, owing to wire-feed motor 151 position is low, when it is pulled by directing tube 155 and to print silk 156, counter make The tilting moment being used on column 111 is less, reduces vibrations during printing, also improves printing precision.Print due to 3D again Machine top is to rotate, and wire harness and wire leading pipe 154 that the second motor 137 parts such as grade need need to retrain reliably, it is to avoid with fortune Moving part is interfered or galls.Runing rest 124 each side fixed pipelines support 126A and line holder 126, two supports Outside is respectively provided with elongated hole passing for pipeline run through along above-below direction, owing to the first screw mandrel 136 is arranged in left side, In order to avoid interfering with pipeline, as shown in Fig. 2-1, it is longer that line holder 126A designs so that pipeline is positioned at the first screw mandrel 136 Left side.

3D printer example 2 101:

On the basis of 3D printer example 1,3D printer is made to achieve base plate and platform support innovative design The function folded；Change to turning arm and shower nozzle telecontrol equipment can realize another compact structure；Increase shower nozzle Quantity make again 3D printer achieve support print, the function such as colorful and multiple material printing.

Specifically, using the supporting leg 113 of at least 3 strips, bottom column 111, the one end with supporting leg 113 rotates even Connecing, the axis of rotation is parallel with column 111 length direction, as preferably, as shown in Figure 3-4, uses three supporting legs 113, is Strip, the bottom surface of its one end is provided with the callosity 114 being positioned at lowest part, and the other end is provided with the ladder running through surface along the vertical direction Hole, securing member 115 is tightened in the screwed hole bottom column 111 through shoulder hole, and securing member 115 head sinks in shoulder hole, Do not interfere with the support of callosity 114, owing to 3D printer fore-and-aft direction is longer, the supporting leg 113 at rear portion can relatively before supporting leg 113 is short.As shown in Fig. 3-1 and Fig. 3-2, loosening fasteners 115, after launching three supporting legs 113 so that the center of gravity edge of 3D printer Plumb line projection is positioned at the region that supporting leg 113 supports, and screws securing member 115 and realizes the support firm to printer；Such as Fig. 3-7 Shown in Fig. 3-8, loosening fasteners 115, three supporting legs 113 are rotated along respective rotation axis and draws in, be collapsed into a branch of, Axis direction after lower limb 113 draws in is parallel with the turning arm on column 111 top, and screws securing member 115 and realize propping up printer The folding of lower limb 113.

The foldable structure of print platform 144 makes print platform 144 and supports its platform support 147 together around one Axis rotates, and this axis is fixed on slide block 142 vertical with column 111 length direction, and this axis and print platform 144 Work surface is parallel, as preferably, as Fig. 3-4 is to shown in Fig. 3-6, and platform support 147 is the cantilever design of " L " shape in terms of right side, Top is fixed together with print platform 144, and rear portion is provided with and coordinates plane, print platform 144 upper surface with connecting plate 148 front portion It is mutually perpendicular to the plane that coordinates at platform support 143 rear portion.It is provided with in the middle of the plane at platform support 147 rear portion and passes through along the longitudinal direction The circular hole worn, the centre of connecting plate 148 forward plane is provided with the stud 148b extended the most forward, and stud 148b wears Cross the circular hole in the plane at platform support 147 rear portion, for the ease of operation, use first manual securing member 149 to screw stud Achieve being connected of platform support 147 and connecting plate 148 after 148b, be that nut both sides are along footpath in the middle part of first manual securing member 149 To being provided with butterfly knob；Connecting plate 148 rear portion is provided with the plane coordinated with slide block 142 anterior face, this plane and connecting plate 148 Forward plane is parallel, and connecting plate 148 is fixed together with slide block 142, is provided with and coordinates with the second screw mandrel 145 on the left of connecting plate 148 Nut；After unscrewing first manual securing member 149, can to print platform 144 together with platform support around on connecting plate 148 Stud rotate, print platform 144 can be made after screwing first manual securing member 149 to be fixed on postrotational position.Work as printing During machine work, the work surface normal direction of print platform 144 needs to be positioned at the position parallel with the length direction of column 111；Work as printing When machine folds, the work surface of print platform 144 needs to be positioned at the position vertical with the length direction of column 111.Two state phases Differ from 90 °, in order to reach the two position very easily, all design circumferentially positioned in the two position.As preferably, as Fig. 3- Shown in 5 and Fig. 3-6, in the plane that platform support 147 rear portion coordinates, it is provided with middle center of circular hole edge that cross section is triangle The locating flange 147a that circular hole radially extends, axially see along circular hole flange 147a in " one " font, locating flange 147a two ends Extend respectively to the edge of residing plane；In the anterior plane coordinated of connecting plate 148, it is provided with the middle screw excessively that cross section is triangle Post center the detent 148a, detent 148a that radially extend along stud arrange two in 90 ° of settings, along stud shaft To see detent 148a in " ten " font, each detent 148a two ends extend respectively to the edge of residing plane.In order to Obtain the preferable manufacturability sharp corner rounding with detent 148a at flange 147a.

Display 162 is integrated with human-computer interaction function, when 3D printer duty need towards operator, i.e. towards Front, in order to saving space, rear portion can be folded in off working state, as preferably, as shown in Fig. 3-2 and Fig. 3-8, display Device 162 top is rotationally connected with one end of connecting rod 163, and connecting rod 163 other end is fixed on controller 161 rear portion, connecting rod Being provided with a rotational freedom in the middle part of in the of 163, its axis rotated is parallel with column 111 length direction, with display 162 top Rotary shaft is vertical.

3D printer swing boom configuration can also have other scheme, is specifically described as follows, if Fig. 3-1 is to shown in Fig. 3-3, Base rack 121A is rectangular shape, and front portion is provided with 5 circular holes running through upper and lower surface along the vertical direction, the big hole at middle part Stretching out for decelerator 127 output shaft and step, 4 circular holes around are stepped holes, and bolt passes rear fixing decelerator 127 and spiral shell Bolt head sinks to wherein, and base rack 121A rear portion is provided with the shoulder hole running through upper and lower surface along the vertical direction, and bolt passes this Hole is fastened in the screwed hole on column 111 top, and bolt head sinks to wherein.The outfan end face of the first motor 123 with subtract Speed device 127 input end face links together, and the preferred motor of motor, the preferred gear reduction unit of decelerator 127 or harmonic wave subtract Speed device, it is anterior that decelerator 127 is fixed on base rack 121A, and the axis of decelerator 127 output shaft is put down with column 111 length direction OK, decelerator 127 output shaft inserts in the hole in the middle part of runing rest 124A, and the hole in the middle part of runing rest 124A laterally has radially to be passed through The screwed hole worn, tight fixed bolt 125 is assemblied in this screwed hole and holds out against on the periphery of decelerator 127 output shaft, in order to Connect reliable, be a facet at the periphery of decelerator 127 output shaft held out against by tight fixed bolt 125.

3D printer head telecontrol equipment can also have other scheme, is specifically described as follows, such as Fig. 3-1 to Fig. 3-3 institute Showing, runing rest 124A is the extrusion with concave as cross section, and breach is positioned at anterior for square, and tight fixed bolt 125 fastens Its head rear is positioned in the anterior breach of runing rest 124A, thus avoids and interferes with guide rail fore-stock 131, and middle part is provided with One circular hole run through along above-below direction is connected with decelerator 127 output shaft；Runing rest 124A rear portion is provided with 5 edges Above-below direction runs through the circular hole of upper and lower surface, and the big hole at middle part stretches out for the second motor 137 output shaft and step, 4 around Individual circular hole is stepped hole, and bolt fixes the second motor 137 after passing and bolt head sinks to wherein.Guide rail fore-stock 131 times Portion is connected with runing rest 124A front portion, and the left and right sides on top is respectively provided with the circular hole running through surface along the longitudinal direction；After guide rail The bottom of support 132A is connected with runing rest 124A rear portion, and the left and right sides on its top is provided with runs through surface along the longitudinal direction Circular hole, the two circular hole is identical in the projection along fore-and-aft direction with the circular hole of guide rail fore-stock 131 fore poppet overhead；Lead Rail 133 is each passed through guide rail fore-stock 131 and the circular hole on guide rail after-poppet 132A top, and circular hole has micro-with the radial direction of guide rail 133 Little gap, and there is an elastic joint extended radially through the side of circular hole, and makes circular hole tightly embrace guide rail after fastening elastic joint 133 so that guide rail fore-stock 131 and guide rail after-poppet 132A are fixed together with guide rail 133, guide rail 133 is by two straight line circles Post guide rail forms, and is parallel to each other and the direction that guides is parallel with decelerator 127 output shaft.Slide unit 135 on guide rail 133 smoothly Sliding, bottom is provided with shower nozzle 152, and in order to cool down shower nozzle 152, it is right that fan 153 is fixed on slide unit 135 by blower tray 153a Side.Guide rail 133 is made up of two linear cylindrical guide rails, in order to increase rigidity, the front portion of guide rail 133 is passed through end support 134 are fixed together, and end support 134 is in concave in terms of front, and indentation, there is provided with idle pulley 134a, its rotating shaft and the second electricity Machine 137 output shaft is parallel, and the second motor 137 output shaft is provided with driving wheel 138, and transmission band 139 is set in driving wheel 138 and idle pulley On the circumference of 134a, in order to driving wheel 138 is accurate without return difference, the preferably mode of cog belt transmission with the transmission of transmission band 139.Sliding Platform 135 and transmission band 139 while being connected, and the slip of the direction of motion on this limit of transmission band 139 being connected and slide unit 135 Direction is parallel.Achieve and the rotation of the second motor 137 is converted to the direction that slide unit 135 guides along guide rail 133 moves.

The many sprinkler design of 3D printer can realize printing multiple material and multiple color simultaneously, expand print range, Enriching printing effect, the present invention can realize the compact design of many shower nozzles, as a example by double sprinkler design, as Fig. 3-1 to Fig. 3- 4, shown in Fig. 3-7 and Fig. 3-8, two shower nozzles 152 are fixed on bottom slide unit 135；During frock state, bottom each shower nozzle 152 Extrusion is identical to the distance of print platform 144.Each shower nozzle 152 is with the wire-feed motor 151 each coordinated by wire leading pipe 154 even It is connected together.Wire-feed motor 151 is fixed on column 111 rear portion by support 151a and is positioned at controller 161 space below, reasonably Make use of clearance spaces here, all draw from side in order to avoid wire leading pipe 154 and produce interference, neighbouring wire-feed motor The position of 151 wire leading pipe 154 junctions is contrary, as preferably, and the position of wire leading pipe 154 junction of the wire-feed motor 151 on top Be arranged in right side, adjacent thereto below the location arrangements of wire leading pipe 154 junction of wire-feed motor 151 in left side.

The 3D printer example 2 101 that this structure describes, compact conformation, it is possible to achieve fold, such as Fig. 3-7 and Fig. 3-8 institute Showing, after print platform 144, supporting leg 113, display 162 and directing tube 155 are adjusted to folding position, whole 3D printer is More flat cube, space availability ratio height, structure are closely.

3D printer example 2 101 as above-mentioned in the present invention has folder function, the structure after folding closely, so Just being provided with the attribute of portability, Portable box based on this design specialized is used for accommodating or carrying.Below to the present invention about taking Band case specific embodiment is described in detail, and for the ease of the expression of Portable box example, all relates to retouching of Portable box orientation Stating, the definition of the noun of locality quoted is with being as the criterion shown in Fig. 4-1.

Portable box example 1:

In order to carrying of 3D printer is more convenient, Aided design Portable box on the basis of 3D printer example 2 101, The design of Portable box needs the inside constraining in Portable box that the 3D printer after folding is solid and reliable, will not be because of transporting Journey jolt and vibrations make printer unit rock；Further Portable box also needs to integrated print coiled material, this eliminates volume The inconvenience carried outward；Further Portable box also needs to integrated accumulator, so in non-fixed power or feelings in the wild Under condition, 3D printer still can work.

Casing includes that upper box body 211 and lower part box 212, upper box body 211 and lower part box 212 cooperatively form one Space, this space is for accommodating supporting leg 113 and be in rounding state and print platform 144 being in the 3D printer of folded state. Specifically, as shown in Fig. 4-1, casing is made up of upper box body 211 and lower part box 212, and both are rotatably connected at edge, on Portion's casing 211 is internal after this rotary shaft realizes opening and closing of casing, upper box body 211 and lower part box 212 Guan Bi Forming a more flat cube, the 3D printer example 2 101 after folding is large enough to hold in space；For the ease of carrying, upper Portion's casing 211 top arranges a handle 213 carried for hands；The angle opened in order to avoid upper box body 211 is excessive to be taken Many spaces, need limiting opening angle, and limit hornwork 214 is relatively soft rope, and its two ends are separately fixed at upper box body 211 With on the inwall of lower part box 212 homonymy, can tighten along with upper box body 211 opens certain angle time limit hornwork 214, thus limit Having made opening angle, the present embodiment casing both sides respectively use a limit hornwork 214.

For the solid and reliable support of 3D printer after folding and fixing, support means by a bracer, elastomer block and Second hand-operable fastener 231 forms, and a bracer is fixed together with lower part box 212 inner surface, and a bracer top is provided with elasticity Block, elastomer block supports 3D printer；Fixture structure is as follows, and second bracer 222 upper surface center is provided with along normal direction downward The screwed hole extended, column 111 is provided with the fixing hole 111a run through, and the stud of the second hand-operable fastener 231 passes column 111 Fixing hole 111a screw in second bracer 222 screwed hole in.Specifically, as shown in Fig. 3-7 and Fig. 3-8, need 3D The degree of freedom at several places below printer limits: the two ends of turning arm are along the freedom of movement of print platform 144 plane normal direction Degree；Column away from one end of turning arm along the one-movement-freedom-degree of print platform 144 plane normal direction；3D printer is along print platform Two degree of freedom of 144 in-planes；3D printer is around the rotary freedom of print platform 144 plane normal direction；So 3D prints Machine 6 degree of freedom in space all retrain.In order to prevent under jounce condition, turning arm is shaken along column direction, supporting leg Rocking of whipping and print platform, in addition it is also necessary to increase Planar Mechanisms at turning arm, supporting leg and at print platform.In conjunction with Portable box Example 1 is described as follows, and as shown in Fig. 4-1 and Fig. 4-2, first bracer 221 is to the 5th bracer 225 and lower part box 212 inner surfacies are fixed together, and the first elastomer block 221a to the 5th elastomer block 225a is connected on the supporting surface of corresponding bracer, And between supporting surface and 3D printer, play anti-colliding with and the effect of uniform restraint power.3D printer after folding is put When entering in Portable box, first bracer 221 is supported on the guide rail 133 one end side away from the second motor 137；3rd bracer 223 sides being supported on the second motor 137；4th bracer 224 is supported on column 111 and the side of the 3rd motor 146, and the 4th Also being respectively provided with a lateral block before and after propping up bracer 224, the distance between lateral block just can accommodate column 111 and the 3rd motor 146；As shown in Figure 3-4, on the column 111 between base rack 121A and the 3rd motor 146, it is provided with along print platform 144 The fixing hole 111a that plane normal direction runs through, during storage, the screwed hole on corresponding second bracer 222 top, fixing hole 111a position, Second bracer 222 is supported on column 111 side (Planar Mechanisms), and second hand-operable fastener 231 one end is the end of thread, and the other end is The handle being relatively large in diameter, the second hand-operable fastener 231 screws in the screwed hole of second bracer 222 through fixing hole 111a, real Show the six degree of freedom constraint in Portable box of the 3D printer after folding.In order to make each strong point thrust average, first Bracer 221 is identical with the distance of the corresponding strong point of 3D printer after folding to the 4th bracer 224, and the first elastomer block 221a to the 4th elastomer block 224a thickness is identical.In order to avoid turning arm is shaken along column direction, first bracer about 221 Also being respectively provided with a lateral block, the distance between lateral block just can accommodate guide rail 133；In order to avoid supporting leg whipping, increase by the Five bracers 225, direction is respectively provided with a lateral block around, and the distance between lateral block just can accommodate supporting leg, on top The position of the supporting leg that casing 211 is corresponding when closing is provided with the 8th elastomer block 227, when Portable box closes, and the 8th elastomer block Supporting leg is pressed in elastomer block 225a on the 5th bracer 225 by 227, it is to avoid the whipping of supporting leg；Flat in order to avoid printing Rocking of platform 144 arranges the 7th elastomer block 226 between lower part box 212 and print platform 143, closes at upper box body 211 Time corresponding print platform 144 position also be provided with the 7th elastomer block 226, when Portable box closes, the 7th elastomer block on top Between 226 the 7th elastomer block 226 that print platform 144 is pressed on bottom, it is to avoid rocking of print platform 144.

Portable box can this eliminate, with integrated print coiled material, the inconvenience additionally carried, and prints in coiled material 242 and casing Wall rotates and is connected, and as shown in Fig. 4-1, lower part box 212 inner surface sets up a cylindrical mandrel 241, and its diameter is smaller In printing the internal diameter of coiled material 242, its height slightly above prints the thickness of coiled material 242, mandrel 241 top center be provided with vertically to The screwed hole of interior extension, the 4th hand-operable fastener 243 one end is the end of thread, and the other end is the handle being relatively large in diameter, and the 4th is manual Securing member 243 screws in the screwed hole at cylindrical mandrel 241 top, is fixed in cylindrical mandrel 241 also by printing coiled material 242 Can rotate smoothly.The present embodiment can comprise two sets and print coiled materials 242, can derivation naturally, Portable box is according to system The size difference made can accommodate one or more printing coiled material 242.For room for promotion utilization rate, such as Fig. 4-2 institute Showing, the axis that the working face of print platform 144 turns folding with it is misaligned, print platform 144 and lower part box after folding Exist for a space between 212, preferably printing coiled material 242 is fixed in this space.

Portable box can with integrated accumulator, so non-fixed power or in the wild in the case of 3D printer still may be used With work, as shown in Fig. 4-1, accumulator 251 is fixed on lower part box 212 inner surface, and as preferably, accumulator 251 is fixed on Space between print platform 144 and lower part box 212, the 7th elastomer block 226 is fixed on the upper surface of accumulator 251.

Fully, as shown in Fig. 4-2 and Fig. 4-3, the 3D printer after folding can be very in space application within Portable box The compactest puts in Portable box, is the most reasonably provided with printing between 3D printer and lower part box 212 after folding Coiled material 242 and accumulator 251；As shown in Fig. 4-4, after Portable box Guan Bi, can carry very easily.When carrying to target position Postpone, as illustrated in figures 4-5, be expanded to duty after being taken out by 3D printer and be placed near Portable box, connect fixed power source Or accumulator, more just can carry out print out task in the printing silk in Portable box is connected to wire-feed motor 151.

Portable box example 2 201:

3D printer example 2 101 and Portable box example 2 200 and on the basis of, when printer works by column 111 It is fixed together with casing, so can cancel the supporting leg of 3D printer so that structure becomes more compact.

Specifically, as shown in fig. 5-1, on the basis of 3D printer example 2 101, cancel all supporting legs 113, corresponding Securing member and with the screwed hole of appended claims, column 111 extends certain length away from one end of base rack 121A, no Stopped by 3D printer remaining part, i.e. 3D printer example 3 102.

Following change is done, as in Figure 6-1, owing to entrained printer is real on the basis of Portable box example 2 200 Example 3 102 eliminates supporting leg 113 structure and increases column 111, therefore Portable box cancels the 5th bracer the 225, the 5th elastomer block 225a and the 8th elastomer block 227；The Support Position of the 4th bracer 224 and the 4th elastomer block 224a is changed to column 111 remote From the side of base rack 121A one end, i.e. become the 6th bracer 228 and elastomer block 228a, before and after the 6th bracer 228 also Being respectively provided with a lateral block, the distance between lateral block just can accommodate column 111.Base 232 is cuboid, base 232 end Face is connected with lower part box 212 inwall, and it is the rectangle square groove to base 232 inner tensile that base 232 end face center is provided with cross section, Column 111 end has small radial clearance in inserting this square groove, in that context it may be convenient to plug, such printer example 3 102 Just can realize fixing by column 111 inserted base 232.

For column 111 and base 232 fixing more reliable, reduce rocking, in the square groove side of base 232 of print procedure Wall arranges the screwed hole that runs through, and as shown in Fig. 5-1, Fig. 6-1, Fig. 6-3 and Fig. 6-4, as preferably, this screwed hole is opened in base The front portion of 232, the 3rd hand-operable fastener 232a one end is stud, and the other end is the handle being relatively large in diameter, the 3rd hand-operable fastener In the screwed hole of the square groove side that 232a screws in base 232, compress the sidewall of column 111, as preferably, corresponding at column 111 Compacted position one spacing hole 111b is set, spacing hole 111b is blind hole, its internal diameter spiral shell compared with the 3rd hand-operable fastener 232a Post external diameter is big.

In order to ensure printer example 3 102 be assemblied on base 232 can with print that coiled material 242 is smooth and easy is connected, as excellent Choosing, as in Figure 6-1, prints coiled material 242 and presses close to the placement of base 232 front, before accumulator 251 is arranged in printing coiled material 242 Portion, the 3rd hand-operable fastener 232a stud lengthens so that handle is printing between coiled material 242 and accumulator 251, it is simple to behaviour Make.

Fully, as shown in Fig. 6-2 and Fig. 6-5, the 3D printer after folding can be very in space application within Portable box The compactest puts in Portable box, is the most reasonably provided with base between 3D printer and lower part box 212 after folding 232, the 3rd hand-operable fastener 232a, printing coiled material 242 and accumulator 215；As shown in Fig. 6-6, after Portable box Guan Bi, Ke Yifei Often carry easily.When carrying to target location, as shown in fig. 6-7, by column inserted base 232 after 3D printer being taken out In and use the 3rd hand-operable fastener 232a fastening, connect fixed power source or accumulator, then by the printing silk in Portable box even Print out task just can be carried out in being connected to wire-feed motor 151.

These are only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art For Yuan, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of being made, Equivalent, improvement etc., should be included within the scope of the present invention.

Claims (10)

1. a carry-on 3D printer, including feeding device and control system, is characterized in that,

Column (111) bottom is rotatably connected with one end of supporting leg (113), at least uses 3 supporting legs (113)；Supporting leg (113) around Respective rotation axis rotary expansion, forms a supporting zone, and the center of gravity of 3D printer is positioned at this along plumb line projection In support region；Supporting leg (113) rotates around respective rotation axis and draws in, is collapsed into a branch of, the axis after supporting leg (113) gathering Direction is parallel with the turning arm on column (111) top；

Connecting plate (148) is slidably connected with column (111), by the 3rd motor (146) drive connection plate (148) along column (111) length direction moves along a straight line；

Print platform (144) is connected with platform support (147), and platform support (147) and connecting plate (148) are rotatably connected；Work Time, the normal direction of print platform (144) work surface is parallel with the length direction of column (111)；During folding, print platform (144) work The normal direction making face is vertical with the length direction of column (111)；

Column (111) top is provided with turning arm, and column (111) and turning arm are rotatably connected, the first motor (123) drive and rotate Arm rotates around the axis parallel with column (111) length direction；

Shower nozzle (152) is slidably connected with turning arm, the second motor (137) drive shower nozzle (152) along the length side of turning arm To moving along a straight line；

Also including casing, casing includes upper box body (211) and lower part box (212), upper box body (211) and lower part box (212) cooperatively forming a space, this space is used for accommodating supporting leg (113) and is in rounding state and print platform (144) place 3D printer in folded state.

One the most according to claim 1 carry-on 3D printer, is characterized in that, platform support (147) and connection The rotation axis of plate (148) is vertical with the length direction of column (111), platform support (147) and the rotary shaft of connecting plate (148) Line is parallel with the work surface of print platform (144)；

Connecting plate (148) is connected with slide block (142), and slide block (142) slides along guide rail (141), and guide rail (141) is fixed on column (111) side；

The plane laminating of the plane of connecting plate (148) side and platform support (147) side, the plane of connecting plate (148) side Center is provided with a stud along its normal extension (148b), and the plane of platform support (147) side is provided with the circle running through support Hole, stud (148b) coordinates through the circular hole of platform support (147) side with the screwed hole of first manual securing member (149), will Connecting plate (148) and platform support (147) are connected；

The plane of connecting plate (148) side is provided with two detents (148a) crossing stud (148b) center, and two location are recessed Groove (148a) is in 90 ° of settings, and the plane of platform support (147) side is provided with a locating flange (147a) crossing center of circular hole, Detent (148a) is chimeric with locating flange (147a) to be coordinated.

One the most according to claim 2 carry-on 3D printer, is characterized in that, the 3rd motor (146) and base plate (112) being connected, output shaft and second screw mandrel (145) of the 3rd motor (146) are coaxially connected, the second screw mandrel (145) and guide rail (141) length direction is parallel, the second screw mandrel (145) and the nut screw connection being connected on connecting plate (148).

One the most according to claim 1 carry-on 3D printer, is characterized in that, also include reducing gear, slows down Mechanism is connected with column (111), and the first motor (123) is connected with column (111), and the first motor (123) drive deceleration mechanism subtracts The output shaft of speed mechanism is connected with turning arm.

One the most according to claim 4 carry-on 3D printer, is characterized in that, described reducing gear is gear Decelerator or harmonic speed reducer.

One the most according to claim 1 carry-on 3D printer, is characterized in that, turning arm is provided with slide unit (135), slide unit (135) is slidably connected with turning arm, and slide unit (135) moves along a straight line along turning arm length direction, shower nozzle (152) it is fixed together with slide unit (135).

One the most according to claim 6 carry-on 3D printer, is characterized in that, the second motor (137) is fixed on One end of turning arm, idle pulley (134a) is fixed on the other end of turning arm；

Be connected on the output shaft of the second motor (137) driving wheel (138)；

Driving wheel (138) is linked together by transmission band (139) with idle pulley (134a)；

Slide unit (135) and transmission band (139) while being connected, and the direction of motion on transmission band (139) this limit being connected with The glide direction of slide unit (135) is parallel.

One the most according to claim 1 carry-on 3D printer, is characterized in that, the edge of upper box body (211) It is rotatably connected with the edge of lower part box (212)；

Limit hornwork (214) two ends are connected with the medial wall of upper box body (211) and the medial wall of lower part box (212) respectively；

The lateral wall of upper box body (211) is provided with handle (213).

One the most according to claim 1 carry-on 3D printer, is characterized in that, box house is provided with support means And fixing device；

Support means is made up of a bracer, elastomer block and the second hand-operable fastener (231), and a bracer is interior with lower part box (212) Surface is fixed together, and a bracer top is provided with elastomer block, and elastomer block supports 3D printer；

Fixing device, second bracer (222) upper surface center is provided with the screwed hole downwardly extended along normal direction, on column (111) Being provided with the fixing hole (111a) run through, the stud of the second hand-operable fastener (231) is through fixing hole (111a) rotation of column (111) Enter in the screwed hole of second bracer (222).

One the most according to claim 1 carry-on 3D printer, is characterized in that, also includes printing coiled material (242) With accumulator (251)；

Print coiled material (242) and rotate connected with cabinet wall；

Accumulator (251) is connected with cabinet wall.