CN209718621U - A kind of wire feeder for 3D printing feeding system - Google Patents

A kind of wire feeder for 3D printing feeding system Download PDF

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Publication number
CN209718621U
CN209718621U CN201821814916.0U CN201821814916U CN209718621U CN 209718621 U CN209718621 U CN 209718621U CN 201821814916 U CN201821814916 U CN 201821814916U CN 209718621 U CN209718621 U CN 209718621U
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CN
China
Prior art keywords
sliding block
driving wheel
pedestal
feeding system
wire feeder
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Active
Application number
CN201821814916.0U
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Chinese (zh)
Inventor
许建辉
胡振龙
陈佳明
戴军杰
范建林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI UNION TECHNOLOGY Corp.
Original Assignee
Three Tribes (shanghai) Polytron Technologies Inc
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Application filed by Three Tribes (shanghai) Polytron Technologies Inc filed Critical Three Tribes (shanghai) Polytron Technologies Inc
Priority to CN201821814916.0U priority Critical patent/CN209718621U/en
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Publication of CN209718621U publication Critical patent/CN209718621U/en
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Abstract

The utility model provides a kind of wire feeder for 3D printing feeding system, including pedestal, sliding block, baffle, driving wheel, idle pulley and motor, pedestal is equipped with for providing the sliding slot of horizontal sliding space for sliding block and for the fixed plate of mounting and adjusting screw, baffle is installed on the base, so that sliding block is not fallen out, driving wheel is mounted in the drive shaft of motor by the relief hole on sliding block, the periphery of driving wheel has several circle-arc teeth, idle pulley is fixed on sliding block by installing screw, wherein, under the action of adjusting screw, when sliding block does the horizontal sliding of horizontal direction in the sliding slot of pedestal, adjust idle pulley position in the horizontal direction.The utility model uses driving wheel and carries out wire feed using arc flute profile, the transient state contact of driving wheel and printing wire rod can be changed to line contact by point contact, so that generating the friction of assured uniform between driving wheel and printing wire rod, the probability that material skids is reduced, the control precision that motor feeds material is increased.

Description

A kind of wire feeder for 3D printing feeding system
Technical field
The utility model belongs to 3D printing equipment technical field, beats in particular, the utility model relates to one kind for 3D Print the wire feeder of feeding system.
Background technique
3D printing technique is a kind of rapid prototyping & manufacturing technology fast-developing in recent years, using computer technology as base Plinth, by the way that software hierarchy is discrete and numerical control molding system, by metal, ceramic powder in the way of high energy laser beam, hot melt nozzle etc. The materials such as end, plastics and cell tissue carry out the manufacturing method of successively accumulation molding bonded.Melt stacked 3D printer be by After PLA or ABS material are melted, the mode successively sprayed using spray head prints the model of object on workbench.Currently, PLA used by stacked 3D printer or ABS material are melted usually all at cylindric wire rod, and is wound into, and are beaten Wire rod successively disengages when print, is successively sent into spray head by wire-feed motor, is printed after thawing.
Following defect can be generated for the feeding mechanism of existing 3D printing feeding system on the market:
1, existing common horizontal gear, leading to the contact between driving wheel and silk material is often point contact, and material is caused to exist Skidding is generated during transported, the feed speed of material and the rotation of electric machine main shaft are asynchronous, and the tooth top of driving wheel more holds It is easily damaged because of fatigue, and then influences the service life of part;
2, existing feeding mechanism is by by compressing wire rod between idle pulley and driving wheel, idle pulley to the pressure size of wire rod not It is adjustable, cause wire rod to be easier to skid or excessively squeeze;
3, when wire rod is between idle pulley and driving wheel, can be because the dislocation of two wheels leads to distortion and bending deformation The accurate smooth operation of wire feeder brings not reliable factor;
4, the feed pipe of existing feeding mechanism and the distance of passage are larger, and wire rod is caused to be easy hair in print procedure Raw unstability bending, influences the fluency of charging, reduces the stability of structure.
Therefore, those skilled in the art guarantee sending it is urgent to provide a kind of wire feeder for 3D printing feeding system Wire rod is steadily transported to print-head die group during material.
Utility model content
In order to solve problems in the prior art, the utility model provides a kind of wire-feed motor for 3D printing feeding system Wire rod is steadily transported to print-head die group by structure, guarantee in the feeding process.
The utility model patent provides a kind of wire feeder for 3D printing feeding system, including pedestal, sliding block, gear Plate, driving wheel, idle pulley and motor, the pedestal are equipped with for providing the sliding slot of horizontal sliding space for sliding block and for pacifying The fixed plate of the whole screw of adjustment, the baffle are mounted on the pedestal, so that the sliding block is not fallen out, the driving wheel is logical The relief hole crossed on the sliding block is mounted in the drive shaft of the motor, and the periphery of the driving wheel has several circle-arc teeth, The idle pulley is fixed on the slide block by installation screw, wherein under the action of adjusting screw, the sliding block is in the base When doing the horizontal sliding of horizontal direction in the sliding slot of seat, idle pulley position in the horizontal direction is adjusted.
Preferably, it is threadedly coupled upper passage on the pedestal and lower material guiding pipe, the upper passage are connected with charging and connect Mouthful.
Preferably, the distance between the upper passage and lower material guiding pipe are 2-10cm.
Preferably, the lower surface of the pedestal is fixedly connected on the mounting plate.
Preferably, the fixed plate is equipped with the through-hole passed through for the adjustment screw.
Preferably, the adjustment screw is mounted on the side position of the sliding block.
Preferably, there is the through-hole that the drive shaft for the motor is stretched out on the pedestal.
Technical solution provided by the utility model has the benefit that
1. the utility model, which uses driving wheel, carries out wire feed using circle-arc tooth, by driving wheel and wire rod can be printed Transient state contact is changed to line contact by point contact, so that generating the friction of assured uniform between driving wheel and printing wire rod, reduces material Expect skid probability, increase the control precision that motor feeds material, at the same decrease wire rod for the active gear teeth The abrasion of type increases its physical life;
2. the utility model realizes the adjustment for idler roller block due to using adjustment screw, so that idle pulley is for line The pressure size of material is adjustable, and once mixes up and lock, and not will receive the variation of line of material diameter and influences intrinsic two-wheeled Center away from, be adjusted by adjusting screw, prevent the skidding of material in the transmission, or because pressure is excessive caused by It is squeezed and deformed;
3. the utility model uses slider guide mechanism, can make no matter how the line footpath of material changes, the fortune of idle pulley Dynamic rail mark is always that wire rod center line will not be made to occur partially bent by the horizontal linear of driving wheel core wheel, avoid wire rod by Unnecessary friction and bending.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution in the utility model patent The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings Obtain other attached drawings.
Fig. 1 is the side view of the wire feeder of 3D printing feeding system provided by the utility model;
Fig. 2 is the explosive view of the wire feeder of 3D printing feeding system provided by the utility model;
Fig. 3 is the three-dimensional structure diagram of the wire feeder of 3D printing feeding system provided by the utility model.
Specific embodiment
To keep the content of the utility model more clear and easy to understand, below in conjunction with Figure of description, in the utility model Appearance is described further.Certain the utility model is not limited to the specific embodiment, known to those skilled in the art It is general replacement be also covered by it is within the protection scope of the present utility model.Secondly, the utility model has been carried out in detail using schematic diagram Statement, when the example of the utility model is described in detail, for ease of description, schematic diagram is not partially enlarged in proportion to the general scale, and is not answered In this, as the restriction to the utility model.
Above and other technical characteristic and beneficial effect, will in conjunction with the embodiments and attached drawing supplies the 3D printing of the utility model The wire feeder of material system is described in detail.As shown, Fig. 1 is sending for 3D printing feeding system provided by the utility model The side view of silk mechanism;Fig. 2 is the explosive view of the wire feeder of 3D printing feeding system provided by the utility model;Fig. 3 is this The three-dimensional structure diagram of the wire feeder for the 3D printing feeding system that utility model provides.
As shown in Figure 1-3, the utility model provides a kind of wire feeder for 3D printing feeding system, including pedestal 1, Sliding block 2, baffle 3, driving wheel 4, idle pulley 5 and motor 6, pedestal 1 are equipped with for providing the sliding slot of horizontal sliding space for sliding block 2 11 and for mounting and adjusting screw 14 fixed plate 12, baffle 3 is mounted on pedestal 1, so that sliding block 2 is not fallen out, actively Wheel 4 is mounted in the drive shaft of motor 6 by the relief hole on sliding block 2, and the periphery of driving wheel 4 has several circle-arc teeth, idle pulley 5 It is fixed on sliding block 2 by installing screw 7, wherein under the action of adjusting screw 14, sliding block 2 is done in the sliding slot 11 of pedestal 1 When the horizontal sliding of horizontal direction, the position in the horizontal direction of idle pulley 5 is adjusted.
As shown in figure 3, wire feeder is mounted on pedestal 1, power source motor exports corresponding rotation according to pulse Torque, driving wheel 4 are installed on the output shaft of motor 6, to transmit the output torque of motor.Active in the utility model Wheel 4 does not select ordinary gear, but selects the arc flute profile with arc groove to increase frictional force.
Meanwhile wire rod enters feeding mechanism from charging interface tube 10, sliding block 2 is used as adjustment mechanism, can on the base Linear slide is carried out in sliding slot 11, the idle pulley motion profile being mounted on sliding block 2 can be in same water with the center of driving wheel 4 Flat height, entire sliding block provides adjusting by the adjustment bolt 14 of side, to ensure to different line footpath materials, using adjustable clamp The clamping of clamp force.
It is threadedly coupled upper passage 8 on the pedestal 1 of the utility model and lower material guiding pipe 9, upper passage 8 are connected with charging and connect Mouth 10, lower material guiding pipe 9 extends upwardly to the position for being close to driving wheel 4, preferably, between upper passage 8 and lower material guiding pipe 9 Distance is 2-10cm.
It as shown in Fig. 2, this structure can realize the installation to each component by the pedestal of feeding mechanism, while being sliding block Component provides sliding slot 11, and idle pulley 5 is installed on sliding block 2 and is fastened with installation screw 7, and sliding block 2 and the adjustment assembly of screw 14 are completed It being installed on pedestal 1 according to the glide direction of sliding slot together afterwards, idle pulley 5 can slide on both fixed tracks that sliding slot 11 provides, and It is adjusted, positions, locks by adjusting screw 14.
When sliding block 2 assembly finish, i.e., installation baffle 3 do not fall out sliding block 2, driving wheel 4 can be by sliding block 2 above Relief hole is finally mounted on the motor 6 loaded onto from rear end.The pedestal 1 of entire component may be mounted on mounting plate 13, thus Realize being connected for this component and external other assemblies.Upper passage 8 can be threaded to lower material guiding pipe 9 by the external screw thread of its own Position is formulated in assembly, and charging interface 10 is installed on the threaded hole above cover baffle.
The utility model uses 2 guiding mechanism of sliding block, can make no matter how the line footpath of material changes, the fortune of idle pulley 5 Dynamic rail mark is always that wire rod center line will not be made to occur partially bent by the horizontal linear of 4 core wheel of driving wheel, avoid wire rod by Unnecessary friction and bending.
Although the utility model essentially describes above embodiments, example is intended only as to be described, and this reality It is not limited to this with novel.It is special that those of ordinary skill in the art can make the essence of a variety of modifications and application without departing from embodiment Property.For example, each component that embodiment is shown in detail can be modified and be run, can recognize to the modification and using relevant difference It is to include in the protection scope of the utility model as defined in the appended claims.
Embodiment involved in this specification is meant that specially feature, structure or the spy described in conjunction with the embodiment Property includes at least one embodiment of the utility model.These terms come across in specification everywhere are not necessarily directed to The same embodiment.In addition, all thinking that it falls into this field when describing a particular feature, structure, or characteristic in conjunction with any embodiment In the range of these a particular feature, structure, or characteristics that those of ordinary skill combines other embodiments that can realize.

Claims (6)

1. a kind of wire feeder for 3D printing feeding system, which is characterized in that including pedestal, sliding block, baffle, driving wheel, Idle pulley and motor, the pedestal are equipped with the sliding slot for providing horizontal sliding space for sliding block and are used for mounting and adjusting screw Fixed plate, fixed plate is equipped with for the through-hole that passes through of adjustment screw, and the baffle is mounted on the pedestal, so that institute It states sliding block not falling out, the driving wheel is mounted in the drive shaft of the motor by the relief hole on the sliding block, described The periphery of driving wheel has several circle-arc teeth, and the idle pulley is fixed on the slide block by installation screw, wherein in adjustment spiral shell Under the action of silk, when the sliding block does the horizontal sliding of horizontal direction in the sliding slot of the pedestal, the idle pulley is adjusted in water Square to position.
2. the wire feeder according to claim 1 for 3D printing feeding system, which is characterized in that spiral shell on the pedestal Line connects upper passage and lower material guiding pipe, the upper passage are connected with charging interface.
3. the wire feeder according to claim 2 for 3D printing feeding system, which is characterized in that the upper passage The distance between lower material guiding pipe is 2-10cm.
4. the wire feeder according to claim 1 for 3D printing feeding system, which is characterized in that under the pedestal Surface is fixedly connected on a mounting board.
5. the wire feeder according to claim 1 for 3D printing feeding system, which is characterized in that the adjustment screw It is mounted on the side position of the sliding block.
6. the wire feeder according to claim 1 for 3D printing feeding system, which is characterized in that have on the pedestal There is the through-hole that the drive shaft for the motor is stretched out.
CN201821814916.0U 2018-11-06 2018-11-06 A kind of wire feeder for 3D printing feeding system Active CN209718621U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821814916.0U CN209718621U (en) 2018-11-06 2018-11-06 A kind of wire feeder for 3D printing feeding system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821814916.0U CN209718621U (en) 2018-11-06 2018-11-06 A kind of wire feeder for 3D printing feeding system

Publications (1)

Publication Number Publication Date
CN209718621U true CN209718621U (en) 2019-12-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114103104A (en) * 2020-08-25 2022-03-01 江苏沂人智能制造科技有限公司 3D printing apparatus consumptive material guiding device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114103104A (en) * 2020-08-25 2022-03-01 江苏沂人智能制造科技有限公司 3D printing apparatus consumptive material guiding device
CN114103104B (en) * 2020-08-25 2024-01-30 江苏沂人智能制造科技有限公司 3D printing apparatus consumptive material guiding device

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TR01 Transfer of patent right

Effective date of registration: 20211104

Address after: 201612 102, building 40, No. 258, Xinzhuan Road, Songjiang District, Shanghai

Patentee after: SHANGHAI UNION TECHNOLOGY Corp.

Address before: 201505 room 401-b, building 81, No. 6985, Nanting Road, Tinglin Town, Jinshan District, Shanghai

Patentee before: 3DPRO (SHANGHAI) TECHNOLOGY CO.,LTD.