CN206186371U - 3D beats printer head's bidirectional transmission device - Google Patents
3D beats printer head's bidirectional transmission device Download PDFInfo
- Publication number
- CN206186371U CN206186371U CN201620817148.9U CN201620817148U CN206186371U CN 206186371 U CN206186371 U CN 206186371U CN 201620817148 U CN201620817148 U CN 201620817148U CN 206186371 U CN206186371 U CN 206186371U
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- China
- Prior art keywords
- motor
- support shaft
- pair
- sliding seat
- seat
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 65
- 230000002457 bidirectional Effects 0.000 title claims abstract description 12
- 238000010146 3D printing Methods 0.000 claims description 18
- 230000001429 stepping Effects 0.000 claims description 12
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 210000003491 Skin Anatomy 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000007639 printing Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
The utility model discloses a 3D beats printer head's bidirectional transmission device, including X to drive assembly and Y to drive assembly, Y includes to drive assembly that a pair of Y is to back shaft, X motor cabinet, Y to sliding seat, a pair of Y to transmission shaft and Y to step motor, a pair of Y is parallel to each other to the back shaft, and the X motor cabinet sets up on one of them Y is to the back shaft, and Y sets up on another Y is to the back shaft to the sliding seat, a pair of Y is parallel to each other to the transmission shaft, and one end connects through the initiative belt, and the initiative belt is driven to step motor by Y, and a pair of Y connects through driven belt to the other end of transmission shaft, X motor cabinet and driven belt fixed connection, Y is to sliding seat and initiative belt fixed connection, X is fixed in X motor cabinet and Y respectively on to the sliding seat to drive assembly's both ends, and 3D plays the printer head activity and sets up on X is to drive assembly. Its simple structure, it is accurate to operate steadily, and occupation space is little, makes with isopyknic complete machine printing volume greatlyyer.
Description
Technical field
The utility model is related to 3D printing field, more particularly to a kind of bidirectional transmission device of 3D printing head.
Background technology
3D printing is a kind of rapid shaping technique, generally use can jointing material, constructed by way of successively printing
The technology of object.Wherein melting extrusion shaping (FDM) is used mostly ABS, PLA etc. as consumptive material with thread feed.Consumptive material is in spray
Fusing is heated in head.Shower nozzle is moved along part section profile and filling track, while the material that will be melted is extruded, material is rapid
Solidification, and bonded with the material of surrounding.Each synusia is to pile up to form on last layer, and last layer plays fixed to current layer
Position and the effect of support.It is then by respectively laying a step-by-step movement stepping in tri- dimensions of XYZ in terms of 3D printer structure
Motor, computer software determines that each needs the point of printing by the layered position of mathematical model, carrys out 3 steppings of corresponding control
The Collaboration of stepper motor, it is achieved thereby that the three-dimensional contouring on three-dimensional.
But, it is traditionally used for transmitting the transmission device of FDM3D printheads, its operation is unstable, it is impossible to which precise control is beaten
The displacement of head is printed, printing precision is influenceed, and then influence product quality；Meanwhile, existing transmission structures are complicated, manufacturing cost
It is higher, take up room larger, make the whole machine print volume of equal volume smaller.
Utility model content
Based on this, regarding to the issue above, the utility model proposes a kind of bidirectional transmission device of 3D printing head, the letter of its structure
It is single, operate steadily precisely, occupy little space, make the whole machine print volume of equal volume bigger.
To reach above-mentioned purpose, the technical solution of the utility model is：A kind of bidirectional transmission device of 3D printing head, including
X is to transmission component and Y-direction transmission component；Described Y-direction transmission component includes that a pair of Y-direction support shafts, X-motor seat, Y-directions are slided
Seat, a pair of Y-direction power transmission shafts and Y-direction stepping motor；A pair of described Y-direction support shafts are parallel to each other, and described X-motor seat is by straight
Bobbin holds and is disposed therein in a Y-direction support shaft, and described Y-direction sliding seat is arranged at another Y-direction branch by linear bearing
On support axle；A pair of described Y-direction power transmission shafts are parallel to each other and intersect vertically with a pair of Y-direction support shafts respectively；A pair of Y-direction power transmission shafts
One end by drive pulley connect, drive pulley by Y-direction stepping motor drive, a pair of other ends of Y-direction power transmission shaft by from
Dynamic belt connection；Described X-motor seat is fixedly connected with follower belt, and described Y-direction sliding seat is fixedly connected with drive pulley；
The X is fixed on X-motor seat to one end of transmission component, and the other end is fixed on Y-direction sliding seat, and 3D printing head activity is set
In X on transmission component.
In above-mentioned Y-direction transmission component, X-motor seat respectively can be in the Y-direction of regulation by linear bearing with Y-direction sliding seat
On accurately slided along Y-direction support shaft.A pair of Y-direction support shafts are the stainless steel smooth shafts of a diameter of 8MM, and it passes through high-precision
Degree CNC parts are accurately fixed, so as to greatly reducing printhead vibrations in the X direction.Y-direction stepping motor is for overall knot
The consideration of structure size and aesthetic, when in whole machine, is designed into the concealed space on base.By precise control Y
To the rotation of stepper motor, the motion of motor drives drive pulley to rotate, and Y-direction sliding seat follows drive pulley together along Y-direction branch
Support axle motion, drive pulley drives Y-direction drive axis, Y-direction power transmission shaft to drive follower belt motion, and X-motor seat follows driven
Belt is moved along Y-direction support shaft together, so as to be accurately controlled motion of the X-motor seat with Y-direction sliding seat in the Y direction.
In the utility model, it is preferable that described X includes X to driving belt, the two-way bearings of XY, X to step to transmission component
Stepper motor and perpendicular to Y-direction support shaft X to support shaft；The X is fixed on described X-motor seat to one end of support shaft, X
It is fixed on described Y-direction sliding seat to the other end of support shaft；Described Y-direction sliding seat is provided with groove, the two-way bearings of XY
It is enclosed within Y-direction support shaft and is located in described groove, and catch is additionally provided with by the two-way bearing guards of XY in groove on Y-direction sliding seat
It is interior；Described X is fixed on X-motor seat to stepper motor, and X passes through to the output shaft of stepper motor with the two-way bearings of described XY
X is connected to driving belt, and X is parallel to support shaft with X to driving belt；Described 3D printing head is arranged at by linear bearing
X is in support shaft, and printhead is fixedly connected with X to driving belt.
To in transmission component, the two-way bearings of XY are the linear bearing that a segment length is 17mm to above-mentioned X, are limited in Y-direction cunning
In the groove of dynamic seat, Y-direction sliding seat can be followed to be slided in the Y direction along Y-direction support shaft, while can be around Y-direction support shaft
Rotate in the X direction；X is the stainless steel smooth shaft of a diameter of 8mm to support shaft and is provided with two, and two X are to support shaft
Two ends are individually fixed on X-motor seat and Y-direction sliding seat, so as to greatly reducing printhead Y-direction in use
On vibrations；Printhead can accurately be slided along X in the X-direction of regulation by linear bearing to support shaft, and X is to transmission
Belt is racetrack, and when X drives X to be moved to driving belt to stepper motor, printhead follows X to driving belt together along X
To motion.
Further, to X is provided with the output shaft of stepper motor to synchronizing wheel, the X is to the two of driving belt for the X
End is respectively fitted over X in synchronizing wheel and the two-way bearings of described XY, and X is toothed adhesive tape to driving belt, and X is to driving belt
With X to ratcheting transmission between synchronizing wheel.
By rotation from precise control X to stepper motor, motor motion by rotation from precise control X to synchronizing wheel from
And in X direction motions of the X to driving belt is driven, so that drive printhead to pass through linear bearing can be in the X-direction of regulation
Accurately slided to support shaft along X；X, to ratcheting transmission between synchronizing wheel, can reduce driving error to driving belt and X.
In a preferred embodiment, described X-motor seat is provided with X to limit switch and Y-direction limit switch, described X
Set towards 3D printing head to limit switch.
The effect of Y-direction limit switch is to determine printhead initial position Y in the Y direction0, when whole Y-direction transmission component
Move to Y0During position, Y-direction limit switch can just touch an edge for fixed seat, so that it is determined that the Y of printhead0Value；X
Printhead initial position X in the X direction is to determine to the effect of limit switch0, the process that printhead is moved in the X direction
In, when near X-motor seat, once touching X to limit switch, just can determine that the X of whole printhead0Value.By X0、Y0This
The initial value of sample, works with regard to energy precise control printhead in predetermined region.
The beneficial effects of the utility model are：Print cephalomotor whole process steady, it is small by external vibration effects, can essence
The really displacement of control printhead, printing precision is higher, and all of critical component is all formed using the finishing of CNC technologies, so that
Printing precision is brought up into 100 micron levels；Simple structure, manufacturing cost is relatively low, compact to design, and the space of occupancy is small, can be full
The small form factor requirements of the whole machine of foot, enable the whole machine of same size to reach bigger print volume.
Brief description of the drawings
Fig. 1 is the structural representation of the bidirectional transmission device of 3D printing head in embodiment；
Fig. 2 be in Fig. 1 structural representation from X to transmission component；
Fig. 3 is the structural representation of X-motor seat in Fig. 2；
Description of reference numerals：
110-X motor cabinets, 111-X to synchronizing wheel, 112-Y to driving belt fixed screw, 113-X to stepper motor,
, to limit switch, to limit switch, to support shaft, 130-Y is to power transmission shaft, 140- drive pulleys, 141- for 120-Y for 115-X for 114-Y
Follower belt, to sliding seat, the two-way bearings of 151-XY, 160-Y is printed 150-Y to stepper motor, 170-X to support shaft, 180-
Head.
Specific embodiment
Embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment 1
With reference to Fig. 1 and Fig. 2, a kind of bidirectional transmission device of 3D printing head, including X is to transmission component and Y-direction transmission component；
Described Y-direction transmission component includes a pair of Y-direction support shaft 120, X-motor seats 110, Y-direction sliding seat 150, a pair of Y-direction power transmission shafts
130 and Y-direction stepping motor 160；A pair of described Y-direction support shafts 120 are parallel to each other, and described X-motor seat 110 passes through linear axis
Hold and be disposed therein in a Y-direction support shaft 120, described Y-direction sliding seat 150 is arranged at another Y-direction by linear bearing
In support shaft 120；A pair of described Y-direction power transmission shafts 130 are parallel to each other and intersect vertically with a pair of Y-direction support shafts 120 respectively；One
One end to Y-direction power transmission shaft 130 is connected by drive pulley 140, and drive pulley 140 is driven by Y-direction stepping motor 160, a pair of Y
Connected by follower belt 141 to the other end of power transmission shaft 130；Described X-motor seat 110 is passed with follower belt 141 by Y-direction
Dynamic belt fixed screw 112 is fixedly connected, and described Y-direction sliding seat 150 is fixedly connected with drive pulley 140；The X is to transmission
One end of component is fixed on X-motor seat 110, and the other end is fixed on Y-direction sliding seat 150, and printhead 180 is movably set in X
To on transmission component.
In above-mentioned Y-direction transmission component, X-motor seat 110 respectively can be in regulation by linear bearing with Y-direction sliding seat 150
Y-direction on along Y-direction support shaft 120 accurately slide.A pair of Y-direction support shafts 120 are that the stainless steel of a diameter of 8MM is smooth
Bar, it passes through High Precision CNC part and is accurately fixed, so as to greatly reducing in whole machine X-direction in use
Vibrations.Y-direction stepping motor 160 when in whole machine, is designed into base for the consideration of overall structure size and aesthetic
On concealed space in.By the rotation of precise control Y-direction stepping motor 160, the motion of motor drives 140 turns of drive pulley
Dynamic, Y-direction sliding seat is moved with drive pulley 140 with 150 along Y-direction support shaft 120, and drive pulley 140 drives Y-direction power transmission shaft
130 rotate, and Y-direction power transmission shaft 130 drives follower belt 141 to move, and X-motor seat 110 follows follower belt 141 together along Y-direction branch
Support axle 120 is moved, so as to be accurately controlled X-motor seat 110 and the motion in the Y direction of Y-direction sliding seat 150.
Embodiment 2
Referring to figs. 2 and 3 the present embodiment is on the basis of embodiment 1：
Described X is to transmission component including X to the two-way bearing 151, X of driving belt 190, XY is to stepper motor 113 and hangs down
The straight X in Y-direction support shaft 120 is to support shaft 170；The X is fixed on described X-motor seat 110 to one end of support shaft 170
On, X is fixed on described Y-direction sliding seat 150 to the other end of support shaft 170；Described Y-direction sliding seat 150 is provided with recessed
Groove, the two-way bearings 151 of XY are enclosed within Y-direction support shaft 120 and are located in described groove, and gear is additionally provided with Y-direction sliding seat 150
Piece is by 151 grades of two-way bearings of XY in groove；Described X is fixed on X-motor seat 110 to stepper motor 113, and X is to stepping electricity
The output shaft of machine 113 is connected by X with the two-way bearings 151 of described XY to driving belt 190, and X is to driving belt 190 and X
It is parallel to support shaft 170；Described printhead 180 is arranged at X in support shaft 170 by linear bearing, and printhead 180 with
X is fixedly connected to driving belt 190.
To in transmission component, the two-way bearings 151 of XY are that a segment length is the linear bearing of 17mm to above-mentioned X, are limited in Y-direction
In the groove of sliding seat 150, the two-way bearings 151 of XY can follow Y-direction sliding seat 150 along Y-direction support shaft 120 in the Y direction
Slide, while can in the X direction be rotated around Y-direction support shaft 120；X to support shaft 170 be a diameter of 8mm stainless steel it is smooth
Bar is simultaneously provided with two, and two X are individually fixed on X-motor seat 110 and Y-direction sliding seat 150 to the two ends of support shaft 170, from
And greatly reducing the vibrations in whole machine Y-direction in use；Printhead 180 can be in regulation by linear bearing
X-direction on along X to support shaft 170 accurately slide, X to driving belt 190 be racetrack, when X is to the band of stepper motor 113
When dynamic X is moved to driving belt 190, printhead 180 follows X to driving belt 190 together along X to moving.
Embodiment 3
The present embodiment is on the basis of embodiment 2：
The X is provided with X to synchronizing wheel 111 on the output shaft to stepper motor 113, the X is to the two of driving belt 190
End is respectively fitted over X in synchronizing wheel 111 and the two-way bearings 151 of described XY, and X is toothed adhesive tape, X to driving belt 190
To driving belt 190 and X to ratcheting transmission between synchronizing wheel 111.By rotation from precise control X to stepper motor 113, motor
Rotation from motion precise control X to synchronizing wheel 111, so as to drive X to be moved in X direction to driving belt 190, and then drive is beaten
Print first 180 can accurately be slided along X in the X-direction of regulation by linear bearing to support shaft 170；X is to driving belt
190 and X can reduce driving error to ratcheting transmission between synchronizing wheel 111.
Embodiment 4
The present embodiment is on the basis of embodiment 3：
Described X-motor seat 110 is provided with X to limit switch 115 and Y-direction limit switch 114, and described X is opened to spacing
115 are closed to be set towards printhead 180.The effect of Y-direction limit switch 114 is to determine the initial position in the Y direction of printhead 180
Y0, when whole Y-direction transmission component moves to Y0During position, Y-direction limit switch 114 can just touch an edge for fixed seat,
So that it is determined that the Y of printhead 1800Value；X is to determine the initial bit in the X direction of printhead 180 to the effect of limit switch 115
Put X0, during printhead 180 is moved in the X direction, when near X-motor seat 110, once X is touched to limit switch
115, just can determine that the X of whole printhead 1800Value.By X0、Y0Such initial value, exists with regard to energy precise control printhead 180
Worked in predetermined region.
Embodiment described above only expresses specific embodiment of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.
Claims (4)
1. the bidirectional transmission device of a kind of 3D printing head, it is characterised in that：Including X to transmission component and Y-direction transmission component；It is described
Y-direction transmission component include a pair of Y-direction support shafts, X-motor seat, Y-direction sliding seat, a pair of Y-direction power transmission shafts and Y-direction stepping motors；
A pair of described Y-direction support shafts are parallel to each other, and described X-motor seat is disposed therein a Y-direction support shaft by linear bearing
On, described Y-direction sliding seat is arranged in another Y-direction support shaft by linear bearing；A pair of described Y-direction power transmission shafts are mutual
It is parallel and intersect vertically with a pair of Y-direction support shafts respectively；A pair of one end of Y-direction power transmission shaft are connected by drive pulley, active skin
Band is driven by driving motor, and a pair of other ends of Y-direction power transmission shaft are connected by follower belt；Described X-motor seat and driven skin
Band is fixedly connected, and described Y-direction sliding seat is fixedly connected with drive pulley；The X is fixed on X-motor to one end of transmission component
On seat, the other end is fixed on Y-direction sliding seat, and 3D printing head is movably set in X on transmission component；The X is to transmission component
Including the two-way bearings of XY, described Y-direction sliding seat is provided with groove, and the two-way bearing holder (housing, cover)s of XY are in Y-direction support shaft and are located at described
Groove in, and on Y-direction sliding seat be additionally provided with catch by the two-way bearing guards of XY in groove.
2. the bidirectional transmission device of 3D printing according to claim 1 head, it is characterised in that：Described X is to transmission component
Also include X to driving belt, X to stepper motor and perpendicular to Y-direction support shaft X to support shaft；One end from the X to support shaft
It is fixed on described X-motor seat, X is fixed on described Y-direction sliding seat to the other end of support shaft；Described X is to stepping
Motor is fixed on X-motor seat, and X is connected by X with the two-way bearings of described XY to the output shaft of stepper motor to driving belt,
And X is parallel to support shaft with X to driving belt；Described 3D printing head is arranged at X in support shaft by linear bearing, and beats
Print head is fixedly connected with X to driving belt.
3. the bidirectional transmission device of 3D printing according to claim 2 head, it is characterised in that：The X is to stepper motor
X is provided with output shaft to synchronizing wheel, it is two-way to synchronizing wheel and described XY that the X is respectively fitted over X to the two ends of driving belt
On bearing, and X is toothed adhesive tape to driving belt, and X is to driving belt and X to ratcheting transmission between synchronizing wheel.
4. according to the bidirectional transmission device of any described 3D printing heads of claim 1-3, it is characterised in that：Described X-motor
Seat is provided with X to limit switch and Y-direction limit switch, and described X is set to limit switch towards 3D printing head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620817148.9U CN206186371U (en) | 2016-07-29 | 2016-07-29 | 3D beats printer head's bidirectional transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620817148.9U CN206186371U (en) | 2016-07-29 | 2016-07-29 | 3D beats printer head's bidirectional transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206186371U true CN206186371U (en) | 2017-05-24 |
Family
ID=58736992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620817148.9U Expired - Fee Related CN206186371U (en) | 2016-07-29 | 2016-07-29 | 3D beats printer head's bidirectional transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206186371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042395A (en) * | 2016-07-29 | 2016-10-26 | 深圳市加维科技有限公司 | Bidirectional transmission device for 3D printing head |
-
2016
- 2016-07-29 CN CN201620817148.9U patent/CN206186371U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042395A (en) * | 2016-07-29 | 2016-10-26 | 深圳市加维科技有限公司 | Bidirectional transmission device for 3D printing head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20210729 |