CN205238574U - 3D (three -dimensional) printer - Google Patents
3D (three -dimensional) printer Download PDFInfo
- Publication number
- CN205238574U CN205238574U CN201520870024.2U CN201520870024U CN205238574U CN 205238574 U CN205238574 U CN 205238574U CN 201520870024 U CN201520870024 U CN 201520870024U CN 205238574 U CN205238574 U CN 205238574U
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- Prior art keywords
- screw rod
- motor
- axis
- extrusion system
- feed bin
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
A 3D (three -dimensional) printer is disclosed, include numerical control system, base, three feed shaft assemblies of XYZ, horizontal table, extrude the head, extrude the head including feeding system, low temperature extrusion system, high temperature extrusion system, feeding system by the feed storehouse, throw the material motor, pull out the material motor, pull out the material pole, feed storehouse bottom, transparent hose, the nonrust steel pipe of path, greatly directly nonrust steel pipe, position sensing switch, feeding device form, low temperature extrusion system comprises screw rod motor, screw rod, heat insulating ring, screw rod pipeline, low -temperature constant -temperature device, high temperature extrusion system includes heating device, temperature sensor b, discharge gate, extrudes the head, and the discharge gate is established and is being extruded first lower extreme. The pipeline adopts the interference combination, has avoided throwing the folding phenomenon that leads to the raw materials to block up of material in -process pipeline, and position sensing on -off control pulls out the function of material motor and forms circulation feeding system, makes the raw materials with liquid form flow direction discharge gate in controllable high temperature environment, improves the yields, promotes the work efficiency that the head was extruded to the printer.
Description
Technical field
The utility model relates to rapid shaping technique field, is specifically related to for rapid shaping technique equipment onePlant 3D printer
Background technology
At present, in 3D printing technique equipment, traditional 3D printer needs artificial controlled in feeder processFeed quantity processed, charging device easily causes raw material to stop up, and in discharging process, discharging quality is uneven, in realityIn production, be inconvenient to produce, and the time-consuming material that takes, defective products rate is high, inefficiency.
Summary of the invention
For the defect and the deficiency that overcome prior art, the open one of this device is automatically controlled feed quantity, is followedRing work, the 3D printer that discharging yields is high and operating efficiency is high.
The utility model device solves the technical scheme that its technical problem adopts: a kind of 3D printer,Comprise digital control system, base, be arranged on XYZ tri-feed shaft assemblies on base, be fixedly connected on XYZ tri-The horizontal table of feed shaft assembly, extruder head; Described horizontal table top arranges extruder head, described squeezingLift one's head and comprise feeding system, low-temp. extrusion system, high temperature extrusion system, described feeding system by feed bin,Feed intake motor, pull out material motor, pull out material bar, feed bin bottom, transparent hose, path stainless steel tube, footpath greatlyStainless steel tube, location sensitive switch, cast feeder composition, establish cast feeder, feed bin and feed bin in feed binBottom communicates, and pulls out material motor and is arranged on respectively feed bin bottom outer wall with the motor that feeds intake, and pulls out material Electric Machine Control and pulls outMaterial bar, pulls out material bar and stretches into feed bin bottom and extend to feeding system bottom, on transparent hose at the bottom of termination feed binPortion, lower end connects path stainless steel tube, and large footpath stainless steel tube entangles path stainless steel tube, large footpath stainless steel tubeLower end connects transparent hose, and transparent hose outer wall is provided with location sensitive switch; Low-temp. extrusion system is by screw rodMotor, screw rod, heat insulation loop, screw rod pipeline, constant thermal apparatus at low temperature composition, constant thermal apparatus at low temperature comprises heat transferMetal, temperature sensor a, electronic refrigerating sheet, metal water tank, water pipe, water pump, radiator; Screw rod electricityMachine connecting screw rod, screw rod is arranged in screw rod pipeline upper end, in screw rod pipeline, establishes heat insulation loop; Screw rod duct bottomBelow form high temperature extrusion system, high temperature extrusion system comprise heater, temperature sensor b, discharging opening,Extruder head, discharging opening is located at extruder head lower end.
Preferably, the electronic refrigerating sheet chill surface of constant thermal apparatus at low temperature is close to heat-transfer metal, and heating face is close to goldBelong to water tank, metal water tank is by cross current water pump and radiator.
Preferably, XYZ tri-feed shaft assemblies comprise the X-axis feeding assembly of X-axis motor and screw mandrel guide rail composition;The Y-axis feeding assembly of Y-axis linear electric motors, Y-axis screw mandrel and guide rail composition; Z axis line slideway, Z axis motorAnd the Z axis feeding assembly of Z axis screw mandrel composition.
The beneficial effects of the utility model are: pipeline adopts interference combination, has solved pipeline in the process of feeding intakeThe generation of the folding situation that causes raw material blocking pipe, in the time that raw material enters flexible pipe certain position, location sensitiveSwitch open control is pulled out material motor and is decommissioned, and pulls out material bar and stirs the whole screw rod pipelines of raw material, and location sensitive is openedPass is closed, and pulls out material motor and comes into operation, and continues feed, forms cyclic feeding system, and raw material enters screw rod pipeRoad is delivered to screw rod duct bottom by the extrusion modling of screw rod, under the controlled squeezed state of low temperature, has ensuredRaw material is evenly carried, and screw rod duct bottom is provided with heater, make raw material in controlled hot environment withLiquid form flows to discharging opening, has greatly improved the yields that raw material is extruded, thereby remarkable by above combinationImprove the operating efficiency of 3D extruder head.
Brief description of the drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms a part for description, withDetailed description of the invention is below resolved the utility model together, but does not form restriction of the present utility model.
Fig. 1 is the complete machine structure figure of 3D printer;
Fig. 2 is the schematic perspective view of 3D printer;
Fig. 3 is the partial enlarged drawing of 3D printer extruder head.
In figure: 1, feed bin, 2, the motor that feeds intake, 3, pull out material motor, 4, pull out material bar, 5, feed binBottom, 6, transparent hose, 7, path stainless steel tube, 8, large footpath stainless steel tube, 9, location sensitive switch,10, heat-transfer metal, 11, screw rod motor, 12, screw rod, 13, temperature sensor a, 14, electronic coolingSheet, 15, metal water tank, 16, water pipe, 17, water pump, 18, radiator, 19, heater, 20,Temperature sensor b, 21, discharging opening, 22, cast feeder, 23, heat insulation loop, 24, feeding system, 25,Low-temp. extrusion system, 26, high temperature extrusion system, 27, screw rod pipeline, 28, extruder head, 29, numerical control systemSystem, 30, base, 31, X-axis feeding assembly, 32, Y-axis feeding assembly, 33, Z axis feeding assembly, 34,Horizontal table.
Detailed description of the invention
For technical problem, technical scheme and beneficial effect that the utility model is solved are known bright moreIn vain, below in conjunction with accompanying drawing and embodiment, the utility model is further described. Should be appreciated that hereinDescribed embodiment is only for explaining the utility model, and is not used in restriction the utility model.
Shown in Fig. 1-Fig. 3,3D printer comprises digital control system 29, base 30, is arranged on baseXYZ tri-feed shaft assemblies, be fixedly connected on the horizontal table 34 of XYZ tri-feed shaft assemblies, XYZ tri-Feed shaft assembly comprises the X-axis feeding assembly 31 of X-axis motor and screw mandrel guide rail composition; Y-axis linear electric motors,The Y-axis feeding assembly 32 of Y-axis screw mandrel and guide rail composition; Z axis line slideway, Z axis motor and Z axis screw mandrelThe Z axis feeding assembly 33 of composition.
Described horizontal table 34 tops arrange extruder head 28, described extruder head 28 comprise feeding system 24,Low-temp. extrusion system 25, high temperature extrusion system 26. Described feeding system 24 by feed bin 1, motor feeds intake2, pull out material motor 3, pull out and expect bar 4, feed bin bottom 5, transparent hose 6, path stainless steel tube 7, large footpathStainless steel tube 8, location sensitive switch 9, cast feeder 22 form, and establish cast feeder 22, feed in feed bin 1Storehouse 1 communicates with feed bin bottom 5, pulls out material motor 3 and the motor 2 that feeds intake and is arranged on respectively outside feed bin bottomWall, pulls out 3 for the controls of material motor and pulls out material bar 4, pulls out and expects that bar 4 stretches into feed bin bottom 5 and extends to feeding system 24Bottom, termination feed bin bottom on transparent hose 6, lower end connects path stainless steel tube 7, large footpath stainless steelPipe 8 entangles path stainless steel tube 7, and stainless steel tube 8 lower ends, large footpath connect transparent hose 6, transparent hose 6Outer wall is provided with location sensitive switch 9, the screw rod pipeline of transparent hose 6 lower end UNICOM low-temp. extrusion systems 2527。
Low-temp. extrusion system 25 is by screw rod motor 11, screw rod 12, heat insulation loop 23, screw rod pipeline 27, lowTemperature thermostat composition, constant thermal apparatus at low temperature comprises heat-transfer metal 10, temperature sensor a13, electronic coolingSheet 14, metal water tank 15, water pipe 16, water pump 17, radiator 18. Screw rod motor 11 connecting screw rods 12,Screw rod 12 is arranged in screw rod pipeline 27 upper ends, and screw rod pipeline 27 upper ends remain low temperature environment, lower endKeep high-temperature constant pressure ring border, in the middle of low temperature and high temperature, block top cold environment and bottom by heat insulation loop 23The heat conduction of thermal environment, to ensure that raw material extrudes with liquid state under high-temperature constant pressure ring border. 27 ends of screw rod pipelinePortion forms high temperature extrusion system 26 below, and high temperature extrusion system 26 comprises heater 19, temperature sensorB20, discharging opening 21, extruder head 28, discharging opening 21 is located at extruder head 28 lower ends.
By technique scheme, raw material enters feed bin 1 with solid forms, opens and pulls out material motor 2, formerMaterial enters feed bin bottom 5, flows in the transparent hose 6 of feeding system 24 pipeline of feeding system 24Employing interference combination, by transparent hose 6, the path stainless steel tube 7 of upper end, be enclosed within path stainless steel tube 7On large footpath stainless steel tube 8, lower end transparent hose 6 combine, hose-rigid pipe be used in combination can prevent pipeSon produces the folding raw material that causes and stops up in the process of feeding intake. When raw material flows to lower end transparent hose 6 certain position,Location sensitive switch 9 starts, and controls the motor 2 that feeds intake and closes, and stops feeding intake; Now pulling out material motor 3 startsWork, controls to pull out and expects that bar 4 stirs raw material gently, until raw material all flows to screw rod pipeline 27; Now positionInductive switch is closed, and the motor 2 that feeds intake starts work again; Raw material flows to screw rod pipeline 27 with solid formsAfter, in the environment of low temperature, screw rod pushes solid material, evenly carries, and feed stream is through screw rod pipeline 27The high temperature extrusion system 26 of bottom, passes through the heating of heater 19, extrudes to be with hot melt form to high temperatureThe discharging opening 21 of system 26 flows out.
In order more effectively to keep the low-temperature condition of internal environment of fill process, and prevent because of in fill processCause the situation of raw material liquefaction because friction generates heat, cryogenic thermostat dress is installed in screw rod pipeline 27 lower endsPut, electronic refrigerating sheet 14 chill surfaces of constant thermal apparatus at low temperature are close to heat-transfer metal 10, and heating face is close to metalWater tank 15, metal water tank 15 is communicated with water pump 17 and radiator 18 by water pipe 16, water pump 17 running bandsThe water circulation running of moving metal water tank inside, and constantly dissipation of heat is gone out by radiator 18.
In present embodiment, high temperature extrusion system 26 provides a heating environment, and object is in order to allow raw materialCan flow out with liquid form, at high temperature extrusion system 26 outer wall layers, heater 19 is installed, make high temperatureExtrusion system 26 is in heated condition, and the raw material pushing through screw rod can faster thermally equivalent, TEMPDevice b20 is control valve channel temp better, according to the melt temperature of raw material, internal environment is set as to oneDefinite value, the discharging quality of raising raw material.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, allAny amendment of doing within spirit of the present utility model and principle, replace and improvement etc. on an equal basis, all should drop onWithin protection domain of the present utility model.
Claims (3)
1. a 3D printer, comprises digital control system, base, is arranged on XYZ tri-feed shafts on baseAssembly, the horizontal table that is fixedly connected on XYZ tri-feed shaft assemblies, extruder head; It is characterized in that: instituteState horizontal table top extruder head is set, described extruder head comprises feeding system, low-temp. extrusion system, heightTemperature extrusion system, described feeding system by feed bin, the motor that feeds intake, pull out material motor, pull out material bar, feed binBottom, transparent hose, path stainless steel tube, large footpath stainless steel tube, location sensitive switch, cast feeder composition,In feed bin, establish cast feeder, feed bin communicates with feed bin bottom, pulls out material motor and installs respectively with the motor that feeds intakeAt feed bin bottom outer wall, pull out material Electric Machine Control and pull out material bar, pull out and expect that bar stretches into feed bin bottom and extends to feedSystem bottom, termination feed bin bottom on transparent hose, lower end connects path stainless steel tube, large footpath stainless steelPipe box is lived path stainless steel tube, and stainless steel tube lower end, large footpath connects transparent hose, and transparent hose outer wall is provided withLocation sensitive switch; Low-temp. extrusion system is by screw rod motor, screw rod, heat insulation loop, screw rod pipeline, low temperature perseveranceTemperature installation composition, constant thermal apparatus at low temperature comprises heat-transfer metal, temperature sensor a, electronic refrigerating sheet, metalWater tank, water pipe, water pump, radiator; Screw rod motor connecting screw rod, screw rod is arranged in screw rod pipeline upper end,In screw rod pipeline, establish heat insulation loop; Screw rod duct bottom forms high temperature extrusion system below, high temperature extrusion system bagDraw together heater, temperature sensor b, discharging opening, extruder head, discharging opening is located at extruder head lower end.
2. a kind of 3D printer according to claim 1, is characterized in that: constant thermal apparatus at low temperatureElectronic refrigerating sheet chill surface is close to heat-transfer metal, and heating face is close to metal water tank, and metal water tank connects by water pipeWater flowing pump and radiator.
3. a kind of 3D printer according to claim 1, is characterized in that: XYZ tri-feed shaft assembliesComprise the X-axis feeding assembly of X-axis motor and screw mandrel guide rail composition; Y-axis linear electric motors, Y-axis screw mandrel and leadThe Y-axis feeding assembly of rail composition; The Z axis feeding of Z axis line slideway, Z axis motor and Z axis screw mandrel compositionAssembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520870024.2U CN205238574U (en) | 2015-10-29 | 2015-10-29 | 3D (three -dimensional) printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520870024.2U CN205238574U (en) | 2015-10-29 | 2015-10-29 | 3D (three -dimensional) printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205238574U true CN205238574U (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520870024.2U Expired - Fee Related CN205238574U (en) | 2015-10-29 | 2015-10-29 | 3D (three -dimensional) printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205238574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107030851A (en) * | 2017-04-26 | 2017-08-11 | 华北理工大学 | Extruded type ceramic product 3D printing device and method |
| CN108145969A (en) * | 2018-02-07 | 2018-06-12 | 安徽合力股份有限公司合肥铸锻厂 | A kind of fuse deposits 3D printing intelligence glue spreading apparatus |
-
2015
- 2015-10-29 CN CN201520870024.2U patent/CN205238574U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107030851A (en) * | 2017-04-26 | 2017-08-11 | 华北理工大学 | Extruded type ceramic product 3D printing device and method |
| CN107030851B (en) * | 2017-04-26 | 2023-11-24 | 华北理工大学 | 3D printing device and method for extrusion type ceramic product |
| CN108145969A (en) * | 2018-02-07 | 2018-06-12 | 安徽合力股份有限公司合肥铸锻厂 | A kind of fuse deposits 3D printing intelligence glue spreading apparatus |
| CN108145969B (en) * | 2018-02-07 | 2020-04-28 | 安徽合力股份有限公司合肥铸锻厂 | Fuse deposition 3D prints intelligent rubber coating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20181029 |
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| CF01 | Termination of patent right due to non-payment of annual fee |