CN107415226A - The feeding system and feeding method of a kind of 3D printer - Google Patents
The feeding system and feeding method of a kind of 3D printer Download PDFInfo
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- CN107415226A CN107415226A CN201710537455.0A CN201710537455A CN107415226A CN 107415226 A CN107415226 A CN 107415226A CN 201710537455 A CN201710537455 A CN 201710537455A CN 107415226 A CN107415226 A CN 107415226A
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- wire feed
- positioning
- regulation
- pinch roller
- rocker
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The invention discloses a kind of 3D printer feeding system and feeding method, feeding system includes motor, wire feed rocker, wire feed rolls, pinch roller and adjusting means；Wire feed rolls is arranged in the drive shaft of motor；Wire feed rocker be may be rotatably mounted on motor, and wire feed passage is offered in wire feed rocker；Pinch roller and adjusting means are arranged on the both ends of wire feed rocker；Pinch roller distribution parallel with wire feed rolls, forms feed path between the two, corresponding with wire feed passage；Adjusting means includes adjusting part and positioning component, positioning component is provided with positioning plane or positioning curved surface, adjusting part, which is provided with to match with positioning plane, merges the regulation plane with difference in height, or merges the regulation curved surface with difference in height provided with matching with positioning curved surface.The present invention is applied to a variety of shower nozzles, and is adapted to the shower nozzle of long-range wire feed structure, and the adjusting means by adjusting the feeding system changes the spacing of pinch roller and wire feed rolls, reaches the needs of printing polytype silk material, compatible different types of soft silk material.
Description
Technical field
The present invention relates to the feeding system and feeding method of 3D printing technique field, more particularly to a kind of 3D printer.
Background technology
3D printing technique (or rapid shaping technique) obtains because its is excellent in many advantages of existing subtraction processing technology
Fast development, by 3D printing equipment layer upon layer printing shaping, eventually form the model of 3 D stereo.
The feeding system of 3D printer plays vital effect to printing shaping, and the feeding structure of stability and high efficiency can be with
Meet the more functional requirements of 3D printing.In the prior art, the spacing between the wire feed rolls and pinch roller of feeding system is fixed, and one
As the diameter of printing consumables silk be 1.75mm, but the hardness of different types of silk material is different, the feature of presentation also phase not to the utmost
Together, silk material species is various, and with the research and development of brand-new material, the hardness of material can have a greater change, and the soft material of multiple types occur
Material, when hardness is reduced to certain value, traditional feeding system can not provide enough feeding force, and printing consumables is very stable
Liquefier is sent into melt, and then printing shaping, so multiple types consumptive material can be printed by providing one kind, not by the constraint of consumptive material hardness
Feeding system, and then the demand that printing head is market is designed, and the driving of technology.
The content of the invention
In order to solve the above problems, the present invention provides a kind of feeding system of 3D printer, and the feeding system can be used for more
Kind shower nozzle, and it is adapted to the shower nozzle of long-range wire feed structure, pinch roller and wire feed rolls are changed by the adjusting means for adjusting the feeding system
Spacing, reach the needs of printing polytype silk material, compatible different types of soft silk material；The present invention also provides a kind of 3D and beaten
The silk material feeding method of print machine, by setting different gears to change the spacing of pinch roller and wire feed rolls, and then realize that printing is a variety of
The purpose of type silk material.
In a first aspect, the present invention provides a kind of feeding system of 3D printer, including motor, wire feed rocker, wire feed rolls, pressure
Wheel and adjusting means；Wire feed rolls is arranged in the drive shaft of motor；Wire feed rocker is rotatably installed on motor by fixing axle, is sent
Wire feed passage is offered in silk rocker；Pinch roller and adjusting means are arranged on the both ends of wire feed rocker；Parallel with wire feed rolls point of pinch roller
Cloth, the path for being sent into printing consumables is formed between the two, it is corresponding with the wire feed passage in wire feed rocker；Adjusting means includes adjusting
Component and positioning component are saved, positioning component is provided with positioning plane or positioning curved surface, and adjusting part is provided with some flat with positioning
Face matching merges the regulation plane for having difference in height away from adjusting part central shaft, or merges provided with some with positioning curved surface matching away from tune
Section stack face has the regulation curved surface of difference in height.
In the above-mentioned technical solutions, adjusting part, which is provided with several, the regulation plane or tune of difference in height away from central shaft
Pitch surface, by changing the regulation plane or regulation curved surface of adjusting part, so as to change the wire feed rocker at adjusting means place end
Height, because wire feed rocker can rotate around fixing axle, according to lever principle, the wire feed rocker at end where pinch roller can be put
It is dynamic so that the distance between pinch roller and wire feed rolls change, and to adapt to the needs of polytype silk material, compatibility is different types of
Soft silk material.
On the basis of first aspect, adjusting part is boss cylinder, be may be rotatably mounted on wire feed rocker, its major part
End, which is provided with least two, the regulation curved surface of difference in height away from its end face, and boss cylinder is by aiding in fastener to be positioned；Positioning group
Part is locating cylinder, is fixed on motor, and its side is to position curved surface, central shaft and the boss cylinder of locating cylinder
Central axis.Top surface to the distance of stub end end face of regulation curved surface uniformly increases, and each curved surface that adjusts is one grade, adjacent
It can be seamlessly transitted between two regulation curved surfaces, facilitate the regulation of gear.
Preferably, boss cylindrical sides offer at least two fixing hole corresponding with adjusting curved surface, and auxiliary fastener is
The decorative pearl on top of an official cap, at least half of decorative pearl on top of an official cap are resiliently mounted in wire feed rocker, and another part active card of the decorative pearl on top of an official cap is in fixing hole.
Preferably, the small head end end face of boss cylinder opens up flat recess or cross recess, or small head end is fixedly connected with a word
Groove or cruciform slot screw, boss cylinder is rotated by screwdriver, you can the gear of adjustment boss cylinder regulation curved surface.
On the basis of first aspect, adjusting part is adjusting rod, is rotatably inserted into wire feed rocker, which is provided with to
Few 2 regulation planes that are parallel with central shaft and having difference in height away from central shaft；Positioning component is position block, is fixed on electricity
On machine, its side is provided with positioning plane；Adjusting rod central shaft and position block central axis.
Preferably, flat recess or cross recess are offered on the outer end end face of adjusting rod, facilitates adjusting rod up-regulation pitch plane
Change, end side surface offers a circle locating slot in adjusting rod, and be provided with fastener in locating slot is fixed on wire feed rocker by adjusting rod
On, prevent adjusting rod from moving axially.
On the basis of first aspect, adjusting part is adjusting screw, be may be rotatably mounted on motor, be which is provided with least
2 regulation planes that are parallel with central shaft and having difference in height away from central shaft；Positioning component is locating rod, is fixed on wire feed rocker
On, it which is provided with the positioning plane being engaged with regulation plane；Adjusting screw central shaft and locating rod central axis.
On the basis of any of the above-described technical scheme, it is preferable that the wire feed passage on wire feed rocker is located at pinch roller central shaft
The side of plane is formed with wire feed rolls central shaft, the opposite side that pinch roller central shaft forms plane with wire feed rolls central shaft is provided with wire feed
Pipe, wire-feeding pipe are located at the axial direction of wire feed passage, and wire-feeding pipe is fixed close to one end of wire feed rolls by wire-feeding pipe positioning sleeve, another
End is sequentially connected liquefier and nozzle.
On the basis of any of the above-described technical scheme, it is preferable that wire feed passage is cone close to one end of wire feed rolls and pinch roller
Shape port, and/or, wire-feeding pipe is taper port close to one end of wire feed rolls and pinch roller.The setting of taper port, make wire feed passage
With wire-feeding pipe further to wire feed rolls and the Torque Control region of the transmission silk material of pinch roller, silk material is set more accurately to enter wire feed
Guan Zhong, reduce silk material and push, avoid silk material from deviateing wire-feeding pipe, so as to constrain the transmitting path of silk material, improve the essence of wire feed
Parasexuality, and then improve the formed precision and Forming Quality of 3D printer.
On the basis of any of the above-described technical scheme, it is preferable that change shape between wire feed rolls and pinch roller by adjusting means
Into the width range value in feeding printing consumables path be 0-1.5mm.
Second aspect, the present invention provide a kind of feeding method of 3D printer, comprised the following steps:
S1. on motor by fixing axle be rotatablely installed wire feed rocker, installed respectively at the both ends of wire feed rocker pinch roller and
Adjusting means, wire feed rolls are arranged in the drive shaft of motor, distribution parallel with pinch roller, wire feed road are formed between wire feed rolls and pinch roller
Footpath；
S2. adjusting means is provided with the gear for being used for adjusting height, and the height of wire feed rocker one end is made by regulation stall
Change, and then the distance between pinch roller and wire feed rolls is changed, to adapt to the silk material of different-diameter and different hardness.
On the basis of above-mentioned technical proposal, it is preferable that adjusting means includes adjusting part and positioning component, by fixed
Positioning plane or positioning curved surface are set on hyte part, and sets to match with positioning plane or positioning curved surface on adjusting part and merges
There are the regulation plane or regulation curved surface of difference in height away from it, to set the gear of regulation height.
Following beneficial effect can be achieved in above-mentioned each technical scheme：The feeding system of 3D printer provided by the invention and send
Enter the shower nozzle that method can be used for a variety of 3D printers, the shower nozzle of similarly suitable long-range wire feed structure, changed by oscillation adjuster
Become the spacing of pinch roller and wire feed rolls, reach the needs of printing polytype silk material, compatible different types of soft silk material；Also,
The setting of more gears is available for user easily accordingly to be selected for different silk materials, simple to operate, practical.
Brief description of the drawings
Fig. 1 is the structural representation of the first embodiment of the invention；
Fig. 2 is the front view of the first embodiment of the invention；
Fig. 3 sets the structural representation before regulation curved surface and fixing hole for boss cylinder；
Fig. 4 is that boss cylinder sets the structural representation adjusted after curved surface and fixing hole；
Fig. 5 is the structural representation that boss cylinder is engaged with locating cylinder, the decorative pearl on top of an official cap；
Fig. 6 is the structural representation of second of embodiment of the invention；
Fig. 7 is the structural representation that adjusting rod is engaged with position block.
In figure, 1, motor；2nd, wire feed rocker；21st, fixing axle；22nd, wire feed passage；23rd, positioning hole；3rd, wire feed rolls；4th, press
Wheel；51st, boss cylinder；511st, curved surface is adjusted；512nd, fixing hole；513rd, the decorative pearl on top of an official cap；514th, end face；52nd, adjusting rod；521st, adjust
Plane；522nd, flat recess；523rd, locating slot；61st, locating cylinder；611st, curved surface is positioned；62nd, position block；621st, positioning is flat
Face；622nd, mounting hole；7th, wire-feeding pipe；8th, wire-feeding pipe positioning sleeve；9th, liquefier；10th, nozzle.
Embodiment
Embodiments of the present invention are carried out with detailed explanation and illustration with reference to Figure of description.
The feeding system of 3D printer as shown in figures 1 to 6, it includes motor 1, wire feed rocker 2, wire feed rolls 3, the and of pinch roller 4
Adjusting means；Wire feed rolls 3 is arranged in the drive shaft of motor 1；Wire feed rocker 2 is rotatably installed on motor 1 by fixing axle 21,
The wire feed passage 22 of vertical direction is offered in wire feed rocker 2；Wire feed rocker 2 is rotatably installed on motor 1 by fixing axle 21,
Wire feed rocker 2 is provided with wire feed passage 22；Pinch roller 4 and adjusting means are arranged on the both ends of wire feed rocker 1；Pinch roller 4 and wire feed rolls 3
Parallel distribution in the horizontal direction, the path for being sent into printing consumables is formed between the two, with the phase of wire feed passage 22 on wire feed rocker 2
It is corresponding；Adjusting means includes adjusting part and positioning component, and positioning component is provided with positioning plane or positioning curved surface, adjusting part
It is provided with to match with positioning plane and merges some regulation planes for having difference in height away from central shaft, or provided with positioning curved surface matching
Merging has some regulation curved surfaces of difference in height away from its end face.
Embodiment 1
As shown in Figure 1-2, fixing axle 21 is fixed on the upper right corner of wire feed rocker 2, and pinch roller 4 is arranged under wire feed rocker 2
End, the left end of adjusting means installation wire feed rocker 2, pinch roller, adjusting means and fixing axle distribution triangular in shape.
Adjusting part is boss cylinder 51, is vertically installed on wire feed rocker 2, and its stub end is located at outside wire feed rocker 2
Portion, small head end are installed on inside wire feed rocker, and the design of stub end can prevent adjusting part from departing from above wire feed rocker；Such as
Shown in Fig. 3-5, the stub end of boss cylinder 51 is provided with the regulation away from its end face 514 with difference in height that at least two is interspersed
Curved surface 511, side offer at least two fixing hole 512 corresponding with adjusting curved surface 511, the decorative pearl on top of an official cap are provided with wire feed rocker 2
513, the half of the decorative pearl on top of an official cap 513 is arranged on inside wire feed rocker 2 by spring, second half be engaged with fixing hole 512 make it is convex
Platform cylinder 51 is fixed；Positioning component is locating cylinder 61, and the centre of locating cylinder 61 opens up fixing hole, fixture
Locating cylinder is fixed on motor through fixing hole, the side of locating cylinder 61 is to position plane 611, positioning cylinder
The central shaft of body 61 and the central axis of boss cylinder 51.
Preferably, flat recess or cross recess are opened up on the small head end outer face of boss cylinder 51, towards the upper of wire feed rocker
Side, or small head end are fixedly connected with flat recess or cruciform slot screw, rotate boss cylinder by screwdriver, you can adjustment boss
Cylinder adjusts the gear of curved surface.
It can set at least two that there is the regulation plane of difference in height as needed on boss cylinder 51, the present embodiment is with 4
It is described in detail exemplified by individual, the distance of this 4 stub end end faces of regulation plane separation boss cylinder 51 is different, so as to form 4
Individual adjustable gear, the cutter head of screwdriver is inserted in flat recess or cross recess, regulation stall is rotated, due to locating cylinder
61 be fixed, and wire feed rocker 2 causes each grade of positioning curved surface to be affixed automatically with fixed curved surface under its own Action of Gravity Field
Close；With the regulation of gear, the left end of wire feed rocker 2 can be swung up and down, and the upper right corner of wire feed rocker 2 rotates with fixing axle 21,
But it is not subjected to displacement, according to lever principle, the lower end of wire feed rocker 2 can be swung in the lateral direction, and then cause pinch roller 4
The change of width occurs for the wire feed path between wire feed rolls 3, to adapt to the silk material of different-diameter, different hardness, due to boss
Between different adjustment plane on cylinder 51 difference in height difference it is smaller, so pinch roller 4 above-below direction change in location compared with
It is small, will not vary widely the direction in wire feed path.By setting the regulation plane of different height difference, every regulation may be such that
One grade, you can the distance between wire feed rolls and pinch roller is changed a gear, all gears adjust a Zhou Houke make wire feed rolls and
The distance between pinch roller changes 0.5mm, so as to according to different silk materials, select corresponding gear.
The feeding system that above-mentioned technical proposal provides when in use, can be to boss cylinder from the top of wire feed rocker 2
51 are adjusted, and often adjust one grade, the corresponding curved surface 511 that adjusts is engaged with the side of locating cylinder 61, and passes through the decorative pearl on top of an official cap
513 fix, and prevent boss cylinder 51 from voluntarily rotating, in shift process, the decorative pearl on top of an official cap 513 is pushed up back by the side of boss cylinder 51
Inside wire feed rocker 2, when changing to next grade, wire feed rocker 2 causes next grade of regulation curved surface 511 under its own Action of Gravity Field
Automatically fitted with positioning curved surface 611, now, a part for the decorative pearl on top of an official cap 513 is exposed and boss cylinder 51 under the action of the spring
On fixing hole 512 fasten, realize the fixation of boss cylinder 51.It can be seamlessly transitted between adjacent two regulations curved surface, it is convenient
The regulation of gear.
Wire feed passage 22 in wire feed rocker 2 is located at the upside that the central shaft of pinch roller 4 forms plane with the central shaft of wire feed rolls 3,
The downside that the central shaft of pinch roller 4 forms plane with the central shaft of wire feed rolls 3 is provided with wire-feeding pipe 7,7 preferred four fluorine tube of wire-feeding pipe, wire-feeding pipe 7
Positioned at the axial direction of wire feed passage 22；Wire-feeding pipe 7 is fixed close to one end of wire feed rolls 3 by wire-feeding pipe positioning sleeve 8, the other end according to
Secondary connection liquefier 9 and nozzle 10.
Silk material enters between wire feed rolls 3 and pinch roller 4 from wire feed passage 22, wire feed rolls 3 under the drive of motor 1 by silk material to
Under be conveyed into wire-feeding pipe 7, silk material from wire-feeding pipe 7 enter liquefier 9 in, molten condition is heated to, further by nozzle
10 printing sizings.
Preferably, wire-feeding pipe 7 is taper port close to one end of wire feed rolls 3 and pinch roller 4, further to the He of wire feed rolls 3
The Torque Control region of the transmission silk material of pinch roller 4, beneficial to the transmission to silk material, taper port can also play guide effect, make
Silk material is enter precisely intoed in wire-feeding pipe, is reduced silk material and is pushed, avoids silk material from deviateing wire-feeding pipe, so as to constrain the transmission of silk material
Path, the accuracy of wire feed is improved, and then improve the formed precision and Forming Quality of 3D printer.
Preferably, wire feed passage 22 is also taper port close to one end of wire feed rolls 3 and pinch roller 4, further to wire feed
The Torque Control region of the transmission silk material of wheel 3 and pinch roller 4, and make it that silk material is with the wire feed path before pinch roller into wire feed rolls
It is restrained, it is further ensured that the accuracy of wire feed.
Embodiment 2
On the basis of embodiment 1, adjusting part and positioning component are modified；Adjusting part is adjusting rod 52, horizontal
To being rotationally inserted into wire feed rocker 2, as shown in fig. 6, it is parallel with central shaft and away from its center to which is provided with several
Axle has the regulation plane 521 of difference in height, and flat recess 522 or cross recess, adjusting rod 52 are offered on the outer end end face of adjusting rod 52
Outer end be exposed to the left side of wire feed rocker 2, end side surface offers a circle locating slot 523 in adjusting rod 52, is opened on wire feed rocker 2
Provided with positioning hole 23 corresponding with locating slot 523, the fastener to match with locating slot 523 is installed (in accompanying drawing in positioning hole 23
Omit), adjusting rod 52 is fixed on wire feed rocker 2 by fastener, ensures constraint of the adjusting rod 52 without departing from wire feed rocker 2, no
Move in the horizontal direction.
Positioning component is position block 62, and position block 62 is hexagonal structure, and the side of its top is positioning plane
621, the central shaft of adjusting rod 52 and the central axis of position block 62, as shown in fig. 7, most upper one jiao of hexagonal structure just with regulation
The groove match formed after regulation plane 521 is opened up on bar 52；Mounting hole 622 is offered at the center of position block 62, Gu
Determine part position block 62 is fixed on motor 1 through mounting hole 622.
It can set at least two that there is the regulation plane of difference in height as needed on adjusting rod, the present embodiment is exemplified by 4
It is described in detail, the distance of this 4 regulation plane distance regulating rod central shafts is different, will so as to form 4 adjustable gears
In the cutter head insertion flat recess or cross recess of screwdriver, regulation stall is rotated, because position block is fixed, with gear
Regulation, the left end of wire feed rocker can be swung up and down, the upper right corner concomitant rotation of wire feed rocker, but not moved up and down, according to lever
It principle, can be swung in the lateral direction so as to the lower end of wire feed rocker, and then cause the wire feed between pinch roller and wire feed rolls
The change of width occurs for path, to adapt to the silk material of different-diameter, different hardness.
Embodiment 3
On the basis of embodiment 1, adjusting part and positioning component are modified；Adjusting part is adjusting screw, can
It is rotatably installed on motor, being strapped in by screw thread on motor prevents adjusting screw from axial displacement occurs, and adjusting screw is provided with
At least two is parallel with central shaft and has the regulation plane of difference in height away from central shaft；Positioning component is locating rod, is fixed on wire feed
On rocker, the positioning plane being engaged with regulation plane which is provided with；Adjusting screw central shaft and locating rod central axis.
By the rotation to adjusting screw, change the different adjustment plane to match with positioning plane, due to positioning plane
Change in location does not occur, the position of adjusting screw changes with the change of regulation plane, so that one end hair of wire feed rocker
It is raw to change up and down, and then pinch roller is changed in the horizontal direction, width occurs for the wire feed path between pinch roller and wire feed rolls
Change, to adapt to the silk material of different-diameter, different hardness.
Embodiment 4
A kind of silk material feeding method of 3D printer is provided in the present embodiment, comprised the following steps：
S1. on motor by fixing axle be rotatablely installed wire feed rocker, installed respectively at the both ends of wire feed rocker pinch roller and
Adjusting means, wire feed rolls are arranged in the drive shaft of motor, distribution parallel with pinch roller, wire feed road are formed between wire feed rolls and pinch roller
Footpath；
S2. adjusting means is provided with the gear for being used for adjusting height, and the height of wire feed rocker one end is made by regulation stall
Change, and then the distance between pinch roller and wire feed rolls is changed, to adapt to the silk material of different-diameter and different hardness.
On the basis of above-mentioned technical proposal, it is preferable that adjusting means includes adjusting part and positioning component, by fixed
Positioning plane or positioning curved surface are set on hyte part, and sets to match with positioning plane or positioning curved surface on adjusting part and merges
There are the regulation plane or regulation curved surface of difference in height away from it, to set the gear of regulation height.
Embodiment described above only expresses one or more embodiments of the present invention, and it describes more specific and detailed
Carefully, but the limitation to the scope of the claims of the present invention therefore can not be interpreted as.It should be pointed out that the common skill for this area
For art personnel, on the premise of it can not depart from present inventive concept, various modifications and improvements can be made, these belong to this
The protection domain of invention.
Claims (10)
1. a kind of feeding system of 3D printer, it is characterised in that including motor (1), wire feed rocker (2), wire feed rolls (3), pressure
Take turns (4) and adjusting means；Wire feed rolls is arranged in the drive shaft of motor；Wire feed rocker is rotatably installed in electricity by fixing axle (21)
On machine, wire feed passage (22) is offered in wire feed rocker；Pinch roller and adjusting means are arranged on the both ends of wire feed rocker；Pinch roller is with sending
Silk takes turns parallel distribution, forms the path for being sent into printing consumables between the two, corresponding with the wire feed passage in wire feed rocker；Regulation
Device includes adjusting part and positioning component, and positioning component is provided with positioning plane or positioning curved surface, adjusting part are provided with extremely
Few 2 merge the regulation plane for having difference in height away from adjusting part central shaft with positioning plane matching, or provided with least two and positioning
Curved surface matching merges the regulation curved surface for having difference in height away from adjusting part end face.
2. the feeding system of 3D printer according to claim 1, it is characterised in that adjusting part is boss cylinder
(51), may be rotatably mounted on wire feed rocker, its stub end is provided with least two has the regulation of difference in height bent away from its end face (514)
Face (511), boss cylinder is by aiding in fastener to be positioned；Positioning component is locating cylinder (61), is fixed on motor,
Its side is positioning curved surface (611), the central shaft of locating cylinder and the central axis of boss cylinder.
3. the feeding system of 3D printer according to claim 2, it is characterised in that boss cylindrical sides offer to
Few 2 fixing holes (512) corresponding with regulation curved surface, auxiliary fastener is the decorative pearl on top of an official cap (513), at least half of decorative pearl on top of an official cap elasticity installation
In wire feed rocker, another part active card of the decorative pearl on top of an official cap is in fixing hole.
4. the feeding system of 3D printer according to claim 1, it is characterised in that adjusting part is adjusting rod (52),
Rotatably it is inserted into wire feed rocker, it is parallel with central shaft and have the tune of difference in height away from central shaft which is provided with least two
Pitch plane (521)；Positioning component is position block (62), is fixed on motor, and its side is provided with positioning plane (621)；Regulation
Bar central shaft and position block central axis.
5. the feeding system of 3D printer according to claim 4, it is characterised in that opened up on the outer end end face of adjusting rod
There are flat recess (522) or cross recess, interior end side surface offers a circle locating slot (523), and fastener will be provided with locating slot to be adjusted
Bar is fixed on wire feed rocker.
6. the feeding system of 3D printer according to claim 1, it is characterised in that adjusting part is adjusting screw, can
It is rotatably installed on motor, it is parallel with central shaft and have the regulation plane of difference in height away from central shaft which is provided with least two；It is fixed
Hyte part is locating rod, is fixed on wire feed rocker, which is provided with the positioning plane being engaged with regulation plane；In adjusting screw
Mandrel and locating rod central axis.
7. the feeding system of 3D printer according to claim 1, it is characterised in that the wire feed passage position on wire feed rocker
The side of plane is formed in pinch roller central shaft and wire feed rolls central shaft, pinch roller central shaft forms the another of plane with wire feed rolls central shaft
Side is provided with wire-feeding pipe (7), and wire-feeding pipe is located at the axial direction of wire feed passage, and wire-feeding pipe is close to one end of wire feed rolls by wire-feeding pipe
Positioning sleeve (8) is fixed, and the other end is sequentially connected liquefier (9) and nozzle (10).
8. the feeding system of 3D printer according to claim 1, it is characterised in that wire feed rolls is changed by adjusting means
The width range value in the feeding printing consumables path formed between pinch roller is 0-1.5mm.
9. the silk material feeding method of a kind of 3D printer, it is characterised in that comprise the following steps:
S1. wire feed rocker is rotatablely installed by fixing axle on motor, pinch roller and regulation is installed respectively at the both ends of wire feed rocker
Device, wire feed rolls are arranged in the drive shaft of motor, distribution parallel with pinch roller, wire feed path are formed between wire feed rolls and pinch roller；
S2. adjusting means is provided with the gear for being used for adjusting height, and the height for making wire feed rocker one end by regulation stall occurs
Change, and then the distance between pinch roller and wire feed rolls is changed, to adapt to the silk material of different-diameter and different hardness.
10. silk material feeding method according to claim 9, it is characterised in that adjusting means includes adjusting part and positioning
Component, by setting positioning plane or positioning curved surface on positioning component, and set and positioning plane or fixed on adjusting part
Position curved surface, which matches, merges the regulation plane for having difference in height away from it or regulation curved surface, to set the gear of regulation height.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710537455.0A CN107415226B (en) | 2017-07-04 | 2017-07-04 | Feeding system and feeding method of 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710537455.0A CN107415226B (en) | 2017-07-04 | 2017-07-04 | Feeding system and feeding method of 3D printer |
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| CN107415226B CN107415226B (en) | 2023-08-25 |
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| CN107972272A (en) * | 2018-01-12 | 2018-05-01 | 张广山 | A kind of 3D printing head assembly with bunch guide structure |
| CN108454092A (en) * | 2018-03-09 | 2018-08-28 | 陕西理工大学 | Automatically adjust clamping force and wire feeder |
| CN110861302A (en) * | 2019-12-03 | 2020-03-06 | 中国科学院重庆绿色智能技术研究院 | Material increase manufacturing device and manufacturing method for extra-cabin rail of continuous rod-beam structural unit |
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| US11420385B2 (en) | 2017-10-03 | 2022-08-23 | Jabil Inc. | Apparatus, system and method for an additive manufacturing print head |
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| US12103233B2 (en) | 2017-10-03 | 2024-10-01 | Jabil Inc. | Apparatus, system and method for an additive manufacturing print head |
| US11878468B2 (en) | 2017-10-03 | 2024-01-23 | Jabil Inc. | Apparatus, system and method of operating an additive manufacturing nozzle |
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| US11845223B2 (en) | 2017-10-03 | 2023-12-19 | Jabil Inc. | Apparatus, system and method of operating an additive manufacturing nozzle |
| US11865778B2 (en) | 2017-10-03 | 2024-01-09 | Jabil Inc. | Apparatus, system and method for an additive manufacturing print head |
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| CN110861302A (en) * | 2019-12-03 | 2020-03-06 | 中国科学院重庆绿色智能技术研究院 | Material increase manufacturing device and manufacturing method for extra-cabin rail of continuous rod-beam structural unit |
| CN111941836B (en) * | 2020-07-06 | 2021-12-14 | 东北大学 | Composite material 3D printing porous nozzle integrating wire laying, forming and cutting and method |
| CN111941836A (en) * | 2020-07-06 | 2020-11-17 | 东北大学 | Composite material 3D printing porous nozzle integrating wire laying, forming and cutting and method |
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