CN207373690U - A kind of extrusion device for shortening feeding process - Google Patents
A kind of extrusion device for shortening feeding process Download PDFInfo
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- CN207373690U CN207373690U CN201721217088.8U CN201721217088U CN207373690U CN 207373690 U CN207373690 U CN 207373690U CN 201721217088 U CN201721217088 U CN 201721217088U CN 207373690 U CN207373690 U CN 207373690U
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Abstract
The utility model provides a kind of extrusion device for shortening feeding process, including print carriage, it is equipped with coaster from top to bottom successively in print carriage, extrusion mechanism and print head, the consumptive material of consumptive material rack is connected with the material of extrusion mechanism into hole, the outlet of extrusion mechanism is connected with print head, the print head is located at by three coasters in print carriage, the extrusion mechanism includes upper module, lower module, stepper motor and motor fixing frame, the lower module is equipped with upper, under the lower material that is connected into hole, and lower material into hole and upper material into hole on, under be correspondingly arranged, the outboard end in lower material into hole is connected by the first quick coupling with expects pipe, the other end of expects pipe is connected with the second quick coupling, second quick coupling is connected with print head.The beneficial effects of the utility model are to realize the weight for both alleviating print head, improve the translational speed of print head, and shorten feeding process, reduce feeding resistance, effectively increase the work efficiency of 3D printer.
Description
Technical field
The utility model belongs to 3D printing equipment technical field, is filled more particularly, to a kind of extrusion for shortening feeding process
It puts.
Background technology
One kind of 3D printing, that is, rapid shaping technique, it be one kind based on digital model file, with special wax material,
Powdery metal or plastic or other material manufacture three-dimensional body by way of successively printing.3D printing technique is with computer
Three Dimensional Design Model is source, and by the way that software hierarchy is discrete and numerical control molding system, the mode for utilize laser beam, heating nozzle will
The special materials such as metal powder, ceramic powders, plastics, cell tissue carry out successively accumulation and cohere, and final superposition shaping produces
Entity products.3D solid is become several two dimensional surfaces by 3D printing, is produced by being superimposed to material processing and successively,
Greatly reduce the complexity of manufacture.This Digitized manufacturing pattern can generate any shape directly from computer graphics data
The part of shape.Fusion sediment moulding（FDM）Technology is a mainstream technology in 3D printing technique, and FDM technology is by CAD model
It is divided into section very thin from level to level, the two-dimensional geometry information of generation control 3D printer nozzle motion track.3D printer heats
First heat-fusible materials（ABS resin, nylon, wax etc.）Critical condition is heated to, quasi-fluid properties are presented, is controlled in computer
Under, the two-dimensional geometry information movement track that is determined along CAD, nozzle squeezes out the material of half flow regime, and solidification forms wheel
The thin layer of profile shape.After one layer, new forming layer is fallen by vertical lift system, is cured.Such layer upon layer
It bonds, forms the 3D solid of the model from bottom to top.
For current 3D printer on the market usually all using two kinds of feeding styles, one kind is near-end feeding, has both squeezed out dress
It puts installation on the print head, so adds the weight of print head so that print head motional inertia increases, and print head should not be quick
Movement.Second is long-range feeding, and both print head and extrusion device separation, centre were connected using iron Buddhist dragon expects pipe, extrusion device
It is fixed on printer frame, does not move and move with print head, so intermediate expects pipe needs long to meet print head
A wide range of movement.Extrusion device feeding is so not easy to, expects pipe is longer, and resistance is bigger, is less suitable for printing flexible material.
Utility model content
The purpose of this utility model is to provide a kind of extrusion device for shortening feeding process, alleviates the weight of print head,
So that print head supports faster translational speed, and extrusion device is shortened to the feeding process of print head, reduce feeding
Resistance effectively increases the work efficiency of 3D printer, is especially suitable in 3D printer.
The technical solution of the utility model is：A kind of extrusion device for shortening feeding process, including print carriage, is printing
It is equipped with coaster, extrusion mechanism and print head in stent from top to bottom successively, the print carriage includes three perpendicular supports, adjacent
Two perpendicular support upper ends between be connected by connecting plate, one of connecting plate is equipped with consumptive material rack, three perpendicular branch
The lower end of frame is separately fixed at three corners of print platform, and extrusion mechanism is located at print carriage by three lifting ropes respectively
Interior, the consumptive material of consumptive material rack is connected with the material of extrusion mechanism into hole, and the outlet of the extrusion mechanism is connected with print head, institute
The print head stated is located at by three coasters in print carriage,
Synchronous belt, guide rail are equipped on the inside of each perpendicular support, the synchronous belt is set with guide rail parallel, and synchronous belt is with moving
Power part is connected, and the coaster is equipped with moving hole, pilot hole, and guide rail passes through pilot hole, and coaster is transported above and below along guide rail
It is dynamic, the moving hole of coaster is passed through on the synchronous belt, and be fixed in moving hole, pass through the first fish respectively in the both sides of coaster
Axis oculi is held, the second flake bearing is connected with first and joining beam, two parallel-rods, and described first and joining beam, two parallel-rods pair
Claiming the both sides for being arranged on coaster, first and joining beam, the other end of two parallel-rods are connected respectively with the both ends of print head,
The extrusion mechanism includes upper module, lower module, stepper motor and motor fixing frame, on the stepper motor
Side is fixed on motor fixing frame, and the upper and lower side of the output shaft side of stepper motor is respectively equipped with upper module, lower module, upper module,
Left end between lower module is connected by spring, and the output shaft of stepper motor is fixed with extrusion gear, is set in upper module bottom righthand side
Have the V-type bearing of matching printing consumables, the upper right side of upper module is located at by rotation axis on stepper motor, the rotation axis with
It is equipped with flange bearing between upper module, the right side of the upper module is equipped with the upper material that is connected above and below into hole,
The lower module is equipped with the lower material that is connected above and below into hole, and lower material into hole and upper material into hole on,
Under be correspondingly arranged, printing consumables enters from upper material into hole, through squeeze out gear on the right side of and V-type bearing on the left of, enter
Lower material is into hole, and the outboard end in lower material into hole is connected by the first quick coupling with expects pipe, the other end of expects pipe and second
Quick coupling is connected, and the second quick coupling is connected with print head.
Further, the perpendicular support described in three is between each other in 120 ° of settings.
Further, the force piece is motor, and the output shaft of motor is connected with drive roll, the drive roll with it is driven
Synchronous belt is arranged between roller, the drive roll is each provided at driven voller in perpendicular support.
Further, the lifting rope band is flexible.
Further, the lifting rope is located between first and second and joining beam.
Further, the motor fixing frame is equipped with lifting rope hole, and the lifting rope described in three is separately fixed at different hang
In cord hole.
Further, the outer ledge of the print head is set there are three the intermediate plate for being in mutually 120 °, is equipped on intermediate plate
And joining beam mounting hole.
Further, the first quick coupling upper end outer surface is equipped with external screw thread, lower material into be equipped in hole with it is outer
The matched internal thread of screw thread, the first quick coupling screw thread are located at lower material into hole.
The utility model has the advantages and positive effects of：Due to the adoption of the above technical scheme, by elastic
Extrusion mechanism is suspended in the top of print head by lifting rope, and the other end is connected on the coaster of up and down motion（Coaster control simultaneously is beaten
Print the movement of head）So that extrusion device can follow the movement of print head and move, but active force is not attached to print head
With, the distance of extrusion device and print head is remained in a certain distance.It is achieved thereby that both alleviate print head
Weight, improves the translational speed of print head, and shortens feeding process, reduces feeding resistance, effectively increases 3D printing
The work efficiency of machine.
Description of the drawings
Overall schematic when Fig. 1 is the installation of the utility model.
Fig. 2 is the structure diagram at the perpendicular support of the utility model.
Fig. 3 is extrusion mechanism, the structure diagram of print head connection.
Fig. 4 is the structure diagram of extrusion mechanism.
In figure:1st, coaster；2nd, extrusion mechanism；3rd, print head；4th, perpendicular support；5th, connecting plate；6th, consumptive material rack；7th, print
Platform；8th, lifting rope；9th, synchronous belt；10th, guide rail；11st, the first flake bearing；12nd, the second flake bearing；13rd, first and joining beam；
14th, two parallel-rods；15th, upper module；16th, lower module；17th, stepper motor；18th, motor fixing frame；19th, spring；20th, tooth is squeezed out
Wheel；21st, V-type bearing；22nd, flange bearing；23rd, material is into hole；24th, the first quick coupling；25th, expects pipe；26th, the second fast quick access
Head；27th, intermediate plate；28th, consumptive material.
Specific embodiment
As shown in Figs 1-4, the technical solution of the utility model is a kind of extrusion device for shortening feeding process, including printing
Stent, is equipped with coaster 1, extrusion mechanism 2 and print head 3 from top to bottom successively in print carriage, and the print carriage includes
Three perpendicular supports 4 are connected between adjacent two 4 upper ends of perpendicular support by connecting plate 5, are set on one of connecting plate 5
There is consumptive material rack 6, the lower end of three perpendicular supports 4 is separately fixed at three corners of print platform 7, and extrusion mechanism 2 leads to respectively
It crosses three lifting ropes 8 to be located in print carriage, the consumptive material 28 of consumptive material rack 6 is connected with the material of extrusion mechanism 2 into hole, and described squeezes
The outlet for going out mechanism 2 is connected with print head 3, and the print head 3 is located at by three coasters 1 in print carriage,
Synchronous belt 9, guide rail 10 are equipped in each 4 inside of perpendicular support, the synchronous belt 9 is arranged in parallel with guide rail 10, together
Step band 9 is connected with force piece, and the coaster 1 is equipped with moving hole, pilot hole, guide rail 10 through pilot hole, and coaster 1 along
Guide rail 10 moves above and below, and the moving hole of coaster 1 is passed through on the synchronous belt 9, and is fixed in moving hole, turns in synchronous belt
When dynamic, coaster 1 can be moved up and down along synchronous belt 9, guide rail 10, and guide rail 10 plays the role of the guiding movement to coaster 1,
The both sides of coaster 1 pass through the first flake bearing 11, the second flake bearing 12 and first and joining beam 13,14 phase of two parallel-rods respectively
Even, described first and joining beam 13, two parallel-rods 14 be symmetricly set on the both sides of coaster 1, first and joining beam 13, second it is in parallel
Both ends of the other end of bar 14 respectively with print head 3 are connected,
The extrusion mechanism 2 includes upper module 15, lower module 16, stepper motor 17 and motor fixing frame 18, described
17 upside of stepper motor is fixed on motor fixing frame 18, and the upper and lower side of the output shaft side of stepper motor 17 is respectively equipped with upper mold
Block 15, lower module 16, the left end between upper module 15, lower module 16 are connected by spring 19, and the output shaft of stepper motor 17 is consolidated
Surely have and squeeze out gear 20, be equipped with the V-type bearing 21 of matching printing consumables in 15 bottom righthand side of upper module, the upper right side of upper module 15 leads to
It crosses rotation axis to be located on stepper motor 17, flange bearing 22, the upper mold is equipped between the rotation axis and upper module 15
The right side of block 15 is equipped with the upper material that is connected above and below into hole 23,
The lower module 16 is equipped with the lower material that is connected above and below into hole, and lower material is into hole and upper material into hole
23 upper and lower correspondings are set, and the consumptive material 28 of printing enters from upper material into hole 23, through the extrusion right side of gear 20 and V-type bearing
Between 21 left side, lower material is entered into hole, the outboard end in lower material into hole passes through the first quick coupling 24 and expects pipe 25
It is connected, the other end of expects pipe 25 is connected with the second quick coupling 26, and the second quick coupling 26 is connected with print head 3, and spring 19 makes
Linear consumptive material is subject to V-type bearing 21 to the pressure for squeezing out gear 20, and feeding is completed so that squeezing out gear 20 and rotating.
In the present embodiment, the perpendicular support 4 described in three is between each other in 120 ° of settings.
In the present embodiment, the force piece is motor, and the output shaft of motor is connected with drive roll, the drive roll and
Synchronous belt 9 is arranged between driven voller, the drive roll is each provided at driven voller in perpendicular support 4.
In the present embodiment, the lifting rope 8 is with flexible.
In the present embodiment, the lifting rope 8 is located between first and second and joining beam.
In the present embodiment, the motor fixing frame 18 is equipped with lifting rope hole, and the lifting rope 8 described in three is separately fixed at not
In same lifting rope hole.
In the present embodiment, the outer ledge of the print head 3 is set there are three the intermediate plate 27 for being in mutually 120 °, in intermediate plate
27 are equipped with simultaneously joining beam mounting hole.
In the present embodiment, the 26 upper end outer surface of the first quick coupling is equipped with external screw thread, in lower material into setting in hole
Have and be located at lower material into hole with the matched internal thread of external screw thread, 26 screw thread of the first quick coupling.
The course of work of this example：Extrusion mechanism 2 is suspended in print head 3 by elastic lifting rope 8 on 3 coasters 1
Top so that expects pipe 25 shortens；3 coasters 1 are driven by sliding up and down by simultaneously joining beam air exercise print first 3.And extruder
Structure 2 is also moved with the movement of coaster 1 so that the distance between extrusion mechanism 2 and print head 3 are maintained in certain scope.
It is achieved thereby that both having alleviated the weight of print head, the translational speed of print head is improved, and shortens feeding process, is reduced
Feeding resistance effectively increases the work efficiency of 3D printer.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment, it is impossible to be construed as limiting the scope of the utility model.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (7)
1. a kind of extrusion device for shortening feeding process, it is characterised in that：Including print carriage, successively from upper in print carriage
To having coaster, extrusion mechanism and a print head, the print carriage includes three perpendicular supports, in adjacent two perpendicular supports
It is connected between end by connecting plate, one of connecting plate is equipped with consumptive material rack, and the lower end of three perpendicular supports is solid respectively
Three corners of print platform are scheduled on, extrusion mechanism is located at by three lifting ropes in print carriage respectively, the consumption of consumptive material rack
Material is connected with the material of extrusion mechanism into hole, and the outlet of the extrusion mechanism is connected with print head, and the print head passes through
Three coasters are located in print carriage,
Synchronous belt, guide rail are equipped on the inside of each perpendicular support, the synchronous belt is set with guide rail parallel, synchronous belt and force piece
It is connected, the coaster is equipped with moving hole, pilot hole, and guide rail passes through pilot hole, and coaster moves above and below along guide rail, institute
The moving hole of coaster is passed through on the synchronous belt stated, and is fixed in moving hole, passes through the first flake axis respectively in the both sides of coaster
Hold, the second flake bearing is connected with first and joining beam, two parallel-rods, described first and joining beam, two parallel-rods symmetrically set
Put in the both sides of coaster, first and joining beam, the other end of two parallel-rods be connected respectively with the both ends of print head,
The extrusion mechanism includes upper module, lower module, stepper motor and motor fixing frame, and the stepper motor is fixed on
On motor fixing frame, the upper and lower side of the output shaft side of stepper motor is respectively equipped with upper module, lower module, upper module, lower module it
Between left end be connected by spring, the output shaft of stepper motor is fixed with extrusion gear, upper module bottom righthand side be equipped with matching beat
Print the V-type bearing of consumptive material, the upper right side of upper module is located at by rotation axis on stepper motor, the rotation axis and upper module it
Between be equipped with flange bearing, the right side of the upper module is equipped with the upper material that is connected above and below into hole,
The lower module is equipped with the lower material being connected above and below into hole, and lower material is right above and below into hole with upper material into hole
It should set, printing consumables enters from upper material into hole, through squeezing out on the right side of gear and on the left of V-type bearing, enters lower material
Expect into hole, the outboard end in lower material into hole is connected by the first quick coupling with expects pipe, and the other end of expects pipe and second is quickly
Connector is connected, and the second quick coupling is connected with print head.
2. a kind of extrusion device for shortening feeding process according to claim 1, it is characterised in that：Perpendicular branch described in three
Frame is between each other in 120 ° of settings.
3. a kind of extrusion device for shortening feeding process according to claim 1, it is characterised in that：The force piece is
Motor, the output shaft of motor are connected with drive roll, and synchronous belt, the active are arranged between the drive roll and driven voller
Roller is each provided at driven voller in perpendicular support.
4. a kind of extrusion device for shortening feeding process according to claim 1, it is characterised in that：The lifting rope carries
Elasticity.
5. a kind of extrusion device for shortening feeding process according to claim 4, it is characterised in that：The lifting rope is located at
Between first and second and joining beam.
6. a kind of extrusion device for shortening feeding process according to claim 1, it is characterised in that：The motor is fixed
Frame is equipped with lifting rope hole, and the lifting rope described in three is separately fixed in different lifting rope holes.
7. a kind of extrusion device for shortening feeding process according to claim 1, it is characterised in that：The print head
Outer ledge is set there are three the intermediate plate for being in mutually 120 °, and simultaneously joining beam mounting hole is equipped on intermediate plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721217088.8U CN207373690U (en) | 2018-03-11 | 2018-03-11 | A kind of extrusion device for shortening feeding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721217088.8U CN207373690U (en) | 2018-03-11 | 2018-03-11 | A kind of extrusion device for shortening feeding process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207373690U true CN207373690U (en) | 2018-05-18 |
Family
ID=62341342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721217088.8U Active CN207373690U (en) | 2018-03-11 | 2018-03-11 | A kind of extrusion device for shortening feeding process |
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| Country | Link |
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| CN (1) | CN207373690U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539486A (en) * | 2019-09-10 | 2019-12-06 | 宁波智能制造技术研究院有限公司 | Three-dimensional printer |
| CN111053268A (en) * | 2019-12-10 | 2020-04-24 | 合肥中农科泓智营养健康有限公司 | Compact food 3D printer |
| CN112895463A (en) * | 2021-01-19 | 2021-06-04 | 浙江农林大学 | Bamboo-plastic composite 3D printing device |
| CN115570788A (en) * | 2022-11-18 | 2023-01-06 | 南京嘉翼精密机器制造股份有限公司 | 3D printing equipment with motor driving structure |
-
2018
- 2018-03-11 CN CN201721217088.8U patent/CN207373690U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539486A (en) * | 2019-09-10 | 2019-12-06 | 宁波智能制造技术研究院有限公司 | Three-dimensional printer |
| CN111053268A (en) * | 2019-12-10 | 2020-04-24 | 合肥中农科泓智营养健康有限公司 | Compact food 3D printer |
| CN112895463A (en) * | 2021-01-19 | 2021-06-04 | 浙江农林大学 | Bamboo-plastic composite 3D printing device |
| CN115570788A (en) * | 2022-11-18 | 2023-01-06 | 南京嘉翼精密机器制造股份有限公司 | 3D printing equipment with motor driving structure |
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