CN109664505A - A kind of heavy duty detergent 3D printer with quantitative control and handoff functionality - Google Patents
A kind of heavy duty detergent 3D printer with quantitative control and handoff functionality Download PDFInfo
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- CN109664505A CN109664505A CN201910036071.XA CN201910036071A CN109664505A CN 109664505 A CN109664505 A CN 109664505A CN 201910036071 A CN201910036071 A CN 201910036071A CN 109664505 A CN109664505 A CN 109664505A
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- Prior art keywords
- printing
- printer
- print head
- fixed
- heavy duty
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/227—Driving means
- B29C64/232—Driving means for motion along the axis orthogonal to the plane of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/295—Heating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- 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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- 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
-
- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
Abstract
The present invention relates to a kind of heavy duty detergent 3D printers with quantitative control and handoff functionality, including host, stamp pad, top plate, material cartridge, elevating mechanism, printing equipment, lifting platform and two supporting plates, printing equipment includes feeding machanism and printing mechanism, feeding machanism includes feeder sleeve, heater, quantity tube and two discharge nozzles, dosing assemblies are equipped in quantity tube, dosing assemblies include sealing plate, translation unit and two sealing units, printing mechanism includes 2 D shifting unit, translation plates, turntable, changeover module, first print head and the second print head, there is the heavy duty detergent 3D printer of quantitative control and handoff functionality quantitative printed material can be provided to printing mechanism by feeding machanism for this, convenient for improving printing precision, moreover, printing mechanism can be printed according to the roughness requirements of model in the first print head and second Flexibly switched between head, guarantees to improve printing effect while printing precision, to improve the practicability of the 3D printing equipment.
Description
Technical field
The present invention relates to the field of 3D printing equipment, in particular to a kind of heavy duty detergent 3D with quantitative control and handoff functionality
Printer.
Background technique
3D printer is also known as three-dimensional printer, is a kind of cumulative manufacturing technology, i.e. a kind of machine of rapid prototyping technology, it
It is based on digital model file, with adhesive materials such as special wax material, powdery metal or plastics, by from level to level
Jointing material manufactures three-dimensional object.Three-dimensional printer is used to manufacture product at this stage, comes by layer-by-layer printing
Object is constructed, data and raw material are put into 3D printer, machine can manufacture from level to level product according to program.
A printing head would generally be equipped on existing 3D printer for printer model, the bore of printing head is small,
Although being conducive to produce superior sample, printing effect is low, and the bore of printing head is big, although improving printed material
Flow rate, be conducive to carry out efficient 3D printing, but the precision of printer model is lower, therefore either which kind of model
The printing head of size, haves the defects that certain, moreover, on existing 3D printer, is unable to accurately control material
Dosage, materials'use is excessive or very few, can all influence the product quality of printing production, practical so as to cause existing 3D printer
Property reduce.
Summary of the invention
The technical problem to be solved by the present invention is for overcome the deficiencies in the prior art, providing a kind of with quantitative control
With the heavy duty detergent 3D printer of handoff functionality.
The technical solution adopted by the present invention to solve the technical problems is: a kind of height with quantitative control and handoff functionality
Acting type 3D printer, including host, stamp pad, top plate, material cartridge, elevating mechanism, printing equipment, lifting platform and two supporting plates,
PLC is equipped in the host, the stamp pad is fixed on the top of host, and it is solid that the both ends of the top plate pass through two supporting plates respectively
It is scheduled on the top of stamp pad, the material cartridge is fixed on the top of top plate, and the elevating mechanism and lifting platform are sequentially connected, described
Printing equipment is arranged on lifting platform；
The printing equipment includes feeding machanism and printing mechanism, and the feeding machanism and printing mechanism are located at lifting
Above and below platform, the feeding machanism includes feeder sleeve, heater, quantity tube and two discharge nozzles, and the heater is solid
It is scheduled on the top of lifting platform, the feeder sleeve is fixed on the top of heater, and the heater is connected by feeder sleeve and material cartridge
Logical, two discharge nozzles are located at the two sides of heater, and the discharge nozzle is connect with printing mechanism, and the separate of the discharge nozzle beats
One end of printing mechanism is arranged in the bottom in heater, is respectively equipped with the first valve and second in the feeder sleeve and in discharge nozzle
Valve, first valve and the second valve are electrically connected with PLC, and dosing assemblies are equipped in the quantity tube；
The dosing assemblies include sealing plate, translation unit and two sealing units, the periphery of the sealing plate and quantitative
The inner wall of pipe is tightly connected, and the translation unit is located at the top of sealing plate, and two sealing units are located under sealing plate
The two sides of side；
The printing mechanism includes 2 D shifting unit, translation plates, turntable, changeover module, the first print head and second dozen
Head is printed, the 2 D shifting unit is located at the lower section of lifting platform, and the 2 D shifting unit and translation plates are sequentially connected, described to cut
It changes component and turntable is respectively positioned on the lower section of translation plates, the changeover module and turntable are sequentially connected, first print head and the
Two print heads are separately fixed at the two sides of turntable, and first print head and the second print head pass through two discharge nozzles respectively and add
Hot device connection, the bore of first print head are greater than the bore of the second print head, and the 2 D shifting unit is electrically connected with PLC
It connects.
Preferably, in order to drive lifting platform carry out lifting moving, the elevating mechanism include two lifting assemblies, two
Lifting assembly is located at the lower section at the both ends of top plate, and the lifting assembly includes first motor, buffer stopper and screw rod, and described
One motor and buffer stopper are separately fixed at the lower section of top plate and the top of stamp pad, and the first motor is electrically connected with PLC, described
The bottom end of the transmission connection of the top of first motor and screw rod, the screw rod is arranged in buffer stopper, and the lifting platform is set in silk
On bar, the lifting platform be equipped with the junction of screw rod and matched first screw thread of screw rod.
Preferably, in order to drive sealing plate in quantitative in-pipe, the translation unit include the second motor, screw rod and
Casing, second motor are fixed in quantity tube, and second motor is electrically connected with PLC, second motor and screw rod
Top transmission connection, described sleeve pipe are set in the bottom end of screw rod, and being equipped with the junction of screw rod for described sleeve pipe is matched with screw rod
The second screw thread, described sleeve pipe is fixed on the top of sealing plate.
Preferably, the top of the quantity tube is equipped with strainer in order to avoid external dust enters in quantity tube.
Preferably, the sealing plate is equipped with range sensor, described in order to accurately control the moving distance of sealing plate
Range sensor is electrically connected with PLC.
Preferably, the sealing unit includes seal, sealing in order to control whether the two sides up and down of sealing plate are connected to
Block, spring, coil, transverse slat and two vertical bars, the both ends of the transverse slat pass through the lower section that two vertical bars are fixed on sealing plate respectively,
The seal is arranged on sealing plate, and the shape of the sealing block is cone, and the diameter of the sealing block is greater than seal
Internal diameter, iron core is equipped in the sealing block, the sealing block is connect by spring with coil, and the coil is fixed on transverse slat
Top, the coil are electrically connected with PLC, and the spring is in compressive state.
Preferably, the steady movement in order to realize sealing block, the two sides of the bottom of the sealing block are equipped with gag lever post, institute
The lower section that gag lever post is fixed on sealing block is stated, the transverse slat is set on gag lever post.
Preferably, the changeover module includes tooth for the ease of switching between the first print head and the second print head
Wheel, rack gear, driving unit and support unit, the driving unit are connect with rack-driving, and the gear is located at the lower section of rack gear,
The wheel and rack engagement, the gear are fixedly connected with turntable.
Preferably, the driving unit includes air pump, cylinder, piston and connecting rod, the gas in order to which drive rack is mobile
Cylinder is fixed on the lower section of translation plates, and the air pump is connected to cylinder, and the air pump is electrically connected with PLC, and one end of the piston is set
It sets in cylinder, the other end of the piston is fixedly connected with the top of connecting rod, and the bottom end of the connecting rod is fixedly connected with rack gear.
Preferably, in order to support gear to rotate, the support unit includes shaft and two bearings, the gear and is turned
Disk is set in shaft, and the both ends of the shaft are separately positioned in two bearings, and the bearing is fixed under translation plates
Side.
The invention has the advantages that there is the heavy duty detergent 3D printer of quantitative control and handoff functionality to pass through feeding machine for this
Structure can provide quantitative printed material to printing mechanism, convenient for improving printing precision, compared with existing feeding machanism, the feed
Mechanism has quantitative function, prevents material excessive or very few, moreover, printing mechanism can exist according to the roughness requirements of model
Flexibly switched between first print head and the second print head, guarantees to improve printing effect while printing precision, to mention
The high practicability of the 3D printing equipment, compared with existing printing mechanism, the printing mechanism flexible structure, it is stable can
It leans on.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the heavy duty detergent 3D printer with quantitative control and handoff functionality of the invention；
Fig. 2 is that the structure of the printing equipment of the heavy duty detergent 3D printer with quantitative control and handoff functionality of the invention is shown
It is intended to；
Fig. 3 is the portion the A enlarged drawing of Fig. 2；
Fig. 4 is that the structure of the changeover module of the heavy duty detergent 3D printer with quantitative control and handoff functionality of the invention is shown
It is intended to；
In figure: 1. hosts, 2. stamp pads, 3. top plates, 4. material cartridges, 5. lifting platforms, 6. supporting plates, 7. feeder sleeves, 8. heating
Device, 9. quantity tubes, 10. discharge nozzles, 11. sealing plates, 12. translation plates, 13. turntables, 14. first print heads, 15. second printings
Head, 16. first motors, 17. buffer stoppers, 18. screw rods, 19. second motors, 20. screw rods, 21. casings, 22. strainers, 23. distances
Sensor, 24. sealing blocks, 25. springs, 26. coils, 27. transverse slats, 28. vertical bars, 29. iron cores, 30. gag lever posts, 31. gears,
32. rack gear, 33. air pumps, 34. cylinders, 35. pistons, 36. connecting rods, 37. shafts, 38. bearings.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of heavy duty detergent 3D printer with quantitative control and handoff functionality, including host 1, stamp pad
2, top plate 3, material cartridge 4, elevating mechanism, printing equipment, lifting platform 5 and two supporting plates 6, the host 1 is interior equipped with PLC, described
Stamp pad 2 is fixed on the top of host 1, and the both ends of the top plate 3 pass through the top that two supporting plates 6 are fixed on stamp pad 2 respectively,
The material cartridge 4 is fixed on the top of top plate 3, and the elevating mechanism and lifting platform 5 are sequentially connected, and the printing equipment setting exists
On lifting platform 5；
In the 3D printer, run by the settable print routine of host 1, and using the PLC control equipment in host 1,
Carry out print job, the top of printer, by the position of the fixed roof supporting 3 of two supporting plates 6, on top plate 3, material cartridge 4 is used
The material needed for placing 3D printing on lifter plate, can realize that single layer prints by printing equipment, cooperation elevating mechanism operation,
The height for adjusting lifting platform 5, can successively be printed, by successively printing accumulation, it can be achieved that 3D printing.
As shown in Fig. 2, the printing equipment includes feeding machanism and printing mechanism, the feeding machanism and printing mechanism divide
Wei Yu not be above and below lifting platform 5, the feeding machanism includes feeder sleeve 7, heater 8, quantity tube 9 and two discharge nozzles
10, the heater 8 is fixed on the top of lifting platform 5, and the feeder sleeve 7 is fixed on the top of heater 8, the heater 8
It is connected to by feeder sleeve 7 with material cartridge 4, two discharge nozzles 10 are located at the two sides of heater 8, the discharge nozzle 10 and printing
Mechanism connection, one end of the separate printing mechanism of the discharge nozzle 10 are arranged in the bottom in heater 8, in the feeder sleeve 7
With the first valve and the second valve are respectively equipped in discharge nozzle 10, first valve and the second valve are electrically connected with PLC, institute
It states and is equipped with dosing assemblies in quantity tube 9；
In printing equipment, the material sent to material cartridge 4 is responsible for by feeding machanism and carries out heating melting, and by quantitative material
Material, which is delivered in printing mechanism, to be printed, to improve the printing precision of equipment, printing mechanism is responsible for the material that will be melted spray
Lower section is coated in be printed.PLC controls the first valve in feeding machanism in feeder sleeve 7 and opens, and can make the material in material cartridge 4
Material is delivered in heater 8 by feeder sleeve 7, is heated by heater 8 to material, it is made to be fused into liquid, then quantitative
Dosing assemblies operation in pipe 9, one of them second valve controlled in two discharge nozzles 10 are opened, another second valve closes
It closes, dosing assemblies squeeze out quantitative material in the discharge nozzle 10 of the second valve opening, then by the first print head 14 or the second
Print head 15 sprays material and is printed.
As shown in figure 3, the dosing assemblies include sealing plate 11, translation unit and two sealing units, the sealing plate
11 periphery and the inner wall of quantity tube 9 are tightly connected, and the translation unit is located at the top of sealing plate 11, two sealing units point
Not Wei Yu sealing plate 11 lower section two sides；
In dosing assemblies, sealing plate 11 can be driven to move up and down along vertical direction in quantity tube 9 by translation unit, benefit
It can control whether the two sides up and down of sealing plate 11 are connected to sealing unit, when needing to provide printed material to printing mechanism, PLC
The two sides of sealing plate 11 are isolated in control sealing unit, and then translation unit drives sealing plate 11 to move down, and squeeze quantity tube 9
In air providing printed material so that the material in heater 8 is delivered in printing mechanism by discharge nozzle 10
Afterwards, PLC, which controls sealing unit, is connected to the two sides of sealing plate 11, and then translation unit drives sealing plate 11 to move back up to original
Position.
As shown in Fig. 2, the printing mechanism includes 2 D shifting unit, translation plates 12, turntable 13, changeover module, first
Print head 14 and the second print head 15, the 2 D shifting unit are located at the lower section of lifting platform 5, the 2 D shifting unit and flat
The transmission connection of plate 12 is moved, the changeover module and turntable 13 are respectively positioned on the lower section of translation plates 12, the changeover module and turntable 13
Transmission connection, first print head 14 and the second print head 15 are separately fixed at the two sides of turntable 13, first print head
14 and second print head 15 be connected to heater 8 by two discharge nozzles 10 respectively, the bore of first print head 14 is greater than
The bore of second print head 15, the 2 D shifting unit are electrically connected with PLC.
In printing mechanism, turntable 13 can be driven to rotate by changeover module, so that the first print head 14 or the second print head
15 directions are downward, when printing coarse position, biggish first print head 14 of bore may be selected, keep its down-set, thus
Printing effect is improved, when printing some accurate positions, lesser second print head 15 of bore may be selected, makes it downwards, to mention
High printing precision, in printing mechanism, PLC controls plane device operation, can drive translation plates 12 in fixed elevation plane into
Row movement, to realize single layer printing function, cooperation elevating mechanism drives lifting platform 5 to carry out lifting moving, it can be achieved that successively beating
Print.
As shown in Figure 1, the elevating mechanism includes two lifting assemblies, two lifting assemblies are located at the two of top plate 3
The lower section at end, the lifting assembly include first motor 16, buffer stopper 17 and screw rod 18, the first motor 16 and buffer stopper 17
It is separately fixed at the lower section of top plate 3 and the top of stamp pad 2, the first motor 16 is electrically connected with PLC, the first motor 16
It is sequentially connected with the top of screw rod 18, the bottom end of the screw rod 18 is arranged in buffer stopper 17, and the lifting platform 5 is set in screw rod
On 18, the lifting platform 5 be equipped with the junction of screw rod 18 and matched first screw thread of screw rod 18.
PLC controls first motor 16 and starts, and screw rod 18 can be driven to be rotated under the supporting role of buffer stopper 17 and rotated, screw rod
18 pass through the first threaded function on lifting platform 5, and then lifting platform 5 is made to carry out lifting moving along the axis of screw rod 18.
As shown in figure 3, the translation unit includes the second motor 19, screw rod 20 and casing 21, second motor 19 is solid
It being scheduled in quantity tube 9, second motor 19 is electrically connected with PLC, and the top of second motor 19 and screw rod 20 is sequentially connected,
Described sleeve pipe 21 is set in the bottom end of screw rod 20, and described sleeve pipe 21 is equipped with and screw rod 20 matched the with the junction of screw rod 20
Two screw threads, described sleeve pipe 21 are fixed on the top of sealing plate 11.
PLC controls the starting of the second motor 19, and screw rod 20 can be driven to rotate, and screw rod 20 is by the second threaded function in casing 21
On, so that casing 21 is moved along the axis of screw rod 20, and then drive sealing plate 11 mobile.
Preferably, the top of the quantity tube 9 is equipped with strainer 22 in order to avoid external dust enters in quantity tube 9.Benefit
Outside air can be prevented to be mixed into dust impurity when entering in quantity tube 9 with strainer 22, make impurities outside quantity tube 9, avoid
Material with heater 8, influences print quality.
Preferably, in order to accurately control the moving distance of sealing plate 11, the sealing plate 11 is equipped with range sensor
23, the range sensor 23 is electrically connected with PLC.The filter at 9 top of sealing plate 11 and quantity tube is detected using range sensor 23
The distance of net 22, and range data is passed into PLC, PLC according to the variation of range data can determine the movement of sealing plate 11 away from
From when sealing plate 11 moves down, the accurate moving distance for controlling sealing plate 11 is to control the material being delivered in printing mechanism
Doses.
As shown in figure 3, the sealing unit includes seal, sealing block 24, spring 25, coil 26, transverse slat 27 and two
Vertical bar 28, the both ends of the transverse slat 27 pass through the lower section that two vertical bars 28 are fixed on sealing plate 11, the seal setting respectively
On sealing plate 11, the shape of the sealing block 24 is cone, and the diameter of the sealing block 24 is greater than the internal diameter of seal, institute
It states and is equipped with iron core 29 in sealing block 24, the sealing block 24 is connect by spring 25 with coil 26, and the coil 26 is fixed on cross
The top of plate 27, the coil 26 are electrically connected with PLC, and the spring 25 is in compressive state.
In sealing unit, transverse slat 27 is fixed on to the lower section of sealing plate 11 by two vertical bars 28, it is downward in sealing plate 11
When mobile, coil 26 is in off-position, and the upward sealing block 24 of spring 25 compressed at this time enters in seal, blocks
The two sides up and down of sealing plate 11 are isolated in seal, will be in heater 8 by squeezing air when moving down convenient for sealing plate 11
Material be delivered in printing mechanism by discharge nozzle 10, and when sealing plate 11 moves up, PLC control coil 26 is powered,
Magnetic iron core 29 in attraction sealing block 24 is generated, sealing block 24 is moved down, to make seal open, so that sealing
The air circulation of the two sides of plate 11 then drives sealing plate 11 to rise to original position by translation unit.
Preferably, the steady movement in order to realize sealing block 24, the two sides of the bottom of the sealing block 24 are equipped with limit
Bar 30, the gag lever post 30 are fixed on the lower section of sealing block 24, and the transverse slat 27 is set on gag lever post 30.The deformation of spring 25
When amount changes, sealing block 24 is relatively moved with transverse slat 27, so that the gag lever post 30 of 11 lower section of sealing plate is along itself
Axis it is mobile, since the moving direction of gag lever post 30 is fixed, so that the moving direction of sealing block 24 is secured, so that sealing block
24 realize smoothly movement.
As shown in figure 4, the changeover module includes gear 31, rack gear 32, driving unit and support unit, the driving is single
Member is sequentially connected with rack gear 32, and the gear 31 is located at the lower section of rack gear 32, and the gear 31 is engaged with rack gear 32, the gear
31 are fixedly connected with turntable 13.In changeover module, gear 31 can be supported by support unit, facilitate its rotation, in turn
Turntable 13 is driven to rotate, PLC controls driving unit operation, can be mobile with carry-over bar 32, rack gear 32 acts on the tooth being engaged with
On wheel 31, driving gear 31 is rotated, and then turntable 13 is driven to rotate.
As shown in figure 4, the driving unit includes air pump 33, cylinder 34, piston 35 and connecting rod 36, the cylinder 34 is fixed
In the lower section of translation plates 12, the air pump 33 is connected to cylinder 34, and the air pump 33 is electrically connected with PLC, and the one of the piston 35
End be arranged in cylinder 34, the other end of the piston 35 is fixedly connected with the top of connecting rod 36, the bottom end of the connecting rod 36 and
Rack gear 32 is fixedly connected.
PLC controls air pump 33 and starts, and gas transmission or is evacuated from cylinder 34 into cylinder 34, changes the air pressure in cylinder 34,
So that piston 35 moves, and then move piston 35 with carry-over bar 32 by connecting rod 36.
Preferably, the support unit includes shaft 37 and two bearings 38, the tooth in order to support gear 31 to rotate
Wheel 31 and turntable 13 are set in shaft 37, and the both ends of the shaft 37 are separately positioned in two bearings 38, the bearing
38 are fixed on the lower section of translation plates 12.The position of bearing 38 is fixed on the lower section of translation plates 12, convenient for shaft 37 with bearing 38
Axis rotation, and then support gear 31 is facilitated to rotate.
The 3D printer squeezes the material melted in heater 8 when carrying out print job, through dosing assemblies, so that fixed
The material of amount is delivered in printing mechanism by discharge nozzle 10 and is printed, and turntable 13 can be driven to rotate using changeover module, adjusted
The position for saving the first print head 14 and the second print head 15, when printing coarse position, the first print head 14 for selecting bore big,
Convenient for improving printing effect, and when printing accurate position, printing precision is can be improved in the second print head 15 for selecting bore small,
By the switching of the first print head 14 and the second print head 15, printing effect not only ensure that, but also improve printing precision, to mention
The high practicability of the 3D printing equipment.
Compared with prior art, this has the heavy duty detergent 3D printer of quantitative control and handoff functionality can by feeding machanism
Quantitative printed material is provided, to printing mechanism convenient for improving printing precision, compared with existing feeding machanism, the feeding machanism
With quantitative function, prevent material excessive or very few, moreover, printing mechanism can be according to the roughness requirements of model first
Flexibly switched between print head 14 and the second print head 15, guarantees to improve printing effect while printing precision, to mention
The high practicability of the 3D printing equipment, compared with existing printing mechanism, the printing mechanism flexible structure, it is stable can
It leans on.
Compared with prior art, this has the heavy duty detergent 3D printer of quantitative control and handoff functionality can by feeding machanism
Quantitative printed material is provided, to printing mechanism convenient for improving printing precision, compared with existing feeding machanism, the feeding machanism
With quantitative function, prevent material excessive or very few, moreover, printing mechanism can be according to the roughness requirements of model first
Flexibly switched between print head and the second print head, guarantees to improve printing effect while printing precision, to improve
The practicability of the 3D printing equipment, compared with existing printing mechanism, the printing mechanism flexible structure, stable and reliable operation.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of heavy duty detergent 3D printer with quantitative control and handoff functionality, which is characterized in that including host (1), printing
Platform (2), top plate (3), material cartridge (4), elevating mechanism, printing equipment, lifting platform (5) and two supporting plates (6), the host (1)
Interior to be equipped with PLC, the stamp pad (2) is fixed on the top of host (1), and the both ends of the top plate (3) pass through two supporting plates respectively
(6) it is fixed on the top of stamp pad (2), the material cartridge (4) is fixed on the top of top plate (3), the elevating mechanism and lifting
Platform (5) transmission connection, the printing equipment are arranged on lifting platform (5)；
The printing equipment includes feeding machanism and printing mechanism, and the feeding machanism and printing mechanism are located at lifting platform
(5) above and below, the feeding machanism includes feeder sleeve (7), heater (8), quantity tube (9) and two discharge nozzles
(10), the heater (8) is fixed on the top of lifting platform (5), and the feeder sleeve (7) is fixed on the top of heater (8), institute
It states heater (8) to be connected to by feeder sleeve (7) with material cartridge (4), two discharge nozzles (10) are located at the two of heater (8)
Side, the discharge nozzle (10) connect with printing mechanism, and one end setting of the separate printing mechanism of the discharge nozzle (10) is being heated
Bottom in device (8), is respectively equipped with the first valve and the second valve in the feeder sleeve (7) and in discharge nozzle (10), and described the
One valve and the second valve are electrically connected with PLC, and dosing assemblies are equipped in the quantity tube (9)；
The dosing assemblies include sealing plate (11), translation unit and two sealing units, the periphery of the sealing plate (11) with
The inner wall of quantity tube (9) is tightly connected, and the translation unit is located at the top of sealing plate (11), and two sealing units are located at
The two sides of the lower section of sealing plate (11)；
The printing mechanism includes 2 D shifting unit, translation plates (12), turntable (13), changeover module, the first print head (14)
With the second print head (15), the 2 D shifting unit is located at the lower section of lifting platform (5), the 2 D shifting unit and translation plates
(12) transmission connection, the changeover module and turntable (13) are respectively positioned on the lower section of translation plates (12), the changeover module and turntable
(13) transmission connection, first print head (14) and the second print head (15) are separately fixed at the two sides of turntable (13), described
First print head (14) and the second print head (15) are connected to by two discharge nozzles (10) with heater (8) respectively, and described first
The bore of print head (14) is greater than the bore of the second print head (15), and the 2 D shifting unit is electrically connected with PLC.
2. the heavy duty detergent 3D printer with quantitative control and handoff functionality as described in claim 1, which is characterized in that described
Elevating mechanism includes two lifting assemblies, and two lifting assemblies are located at the lower section at the both ends of top plate (3), the lifting assembly
Including first motor (16), buffer stopper (17) and screw rod (18), the first motor (16) and buffer stopper (17) are separately fixed at
The lower section of top plate (3) and the top of stamp pad (2), the first motor (16) are electrically connected with PLC, the first motor (16) with
The top of screw rod (18) is sequentially connected, and in buffer stopper (17), the lifting platform (5) is arranged for the bottom end setting of the screw rod (18)
On screw rod (18), the lifting platform (5) be equipped with the junction of screw rod (18) and matched first screw thread of screw rod (18).
3. the heavy duty detergent 3D printer with quantitative control and handoff functionality as described in claim 1, which is characterized in that described
Translation unit includes that the second motor (19), screw rod (20) and casing (21), second motor (19) are fixed on quantity tube (9)
Interior, second motor (19) is electrically connected with PLC, and the top of second motor (19) and screw rod (20) is sequentially connected, described
Casing (21) is set in the bottom end of screw rod (20), described sleeve pipe (21) be equipped with the junction of screw rod (20) and screw rod (20)
The second screw thread matched, described sleeve pipe (21) are fixed on the top of sealing plate (11).
4. the heavy duty detergent 3D printer with quantitative control and handoff functionality as described in claim 1, which is characterized in that described
The top of quantity tube (9) is equipped with strainer (22).
5. the heavy duty detergent 3D printer with quantitative control and handoff functionality as described in claim 1, which is characterized in that described
Sealing plate (11) is equipped with range sensor (23), and the range sensor (23) is electrically connected with PLC.
6. the heavy duty detergent 3D printer with quantitative control and handoff functionality as described in claim 1, which is characterized in that described
Sealing unit includes seal, sealing block (24), spring (25), coil (26), transverse slat (27) and two vertical bars (28), the cross
The both ends of plate (27) pass through the lower section that two vertical bars (28) are fixed on sealing plate (11) respectively, and the seal is arranged in sealing plate
(11) on, the shape of the sealing block (24) is cone, and the diameter of the sealing block (24) is greater than the internal diameter of seal, described
Iron core (29) are equipped in sealing block (24), the sealing block (24) is connect by spring (25) with coil (26), the coil
(26) it is fixed on the top of transverse slat (27), the coil (26) is electrically connected with PLC, and the spring (25) is in compressive state.
7. the heavy duty detergent 3D printer with quantitative control and handoff functionality as claimed in claim 6, which is characterized in that described
The two sides of the bottom of sealing block (24) are equipped with gag lever post (30), and the gag lever post (30) is fixed on the lower section of sealing block (24), institute
Transverse slat (27) is stated to be set on gag lever post (30).
8. the heavy duty detergent 3D printer with quantitative control and handoff functionality as described in claim 1, which is characterized in that described
Changeover module includes gear (31), rack gear (32), driving unit and support unit, and the driving unit and rack gear (32) transmission connect
Connect, the gear (31) is located at the lower section of rack gear (32), and the gear (31) is engaged with rack gear (32), the gear (31) with turn
Disk (13) is fixedly connected.
9. the heavy duty detergent 3D printer with quantitative control and handoff functionality as claimed in claim 8, which is characterized in that described
Driving unit includes air pump (33), cylinder (34), piston (35) and connecting rod (36), and the cylinder (34) is fixed on translation plates (12)
Lower section, the air pump (33) is connected to cylinder (34), and the air pump (33) is electrically connected with PLC, one end of the piston (35)
Setting is in cylinder (34), and the other end of the piston (35) is fixedly connected with the top of connecting rod (36), the connecting rod (36)
Bottom end is fixedly connected with rack gear (32).
10. the heavy duty detergent 3D printer with quantitative control and handoff functionality as claimed in claim 8, which is characterized in that institute
Stating support unit includes shaft (37) and two bearings (38), and the gear (31) and turntable (13) are set in shaft (37)
On, the both ends of the shaft (37) are separately positioned in two bearings (38), and the bearing (38) is fixed on translation plates (12)
Lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036071.XA CN109664505A (en) | 2019-01-15 | 2019-01-15 | A kind of heavy duty detergent 3D printer with quantitative control and handoff functionality |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036071.XA CN109664505A (en) | 2019-01-15 | 2019-01-15 | A kind of heavy duty detergent 3D printer with quantitative control and handoff functionality |
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| CN109664505A true CN109664505A (en) | 2019-04-23 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910036071.XA Withdrawn CN109664505A (en) | 2019-01-15 | 2019-01-15 | A kind of heavy duty detergent 3D printer with quantitative control and handoff functionality |
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| CN (1) | CN109664505A (en) |
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| CN110587974A (en) * | 2019-09-28 | 2019-12-20 | 严铜 | Printing head assembly for fuse modeling 3D printer |
| CN113524664A (en) * | 2021-08-22 | 2021-10-22 | 蚌埠学院 | Automatic wire material replacing device for 3D printer and 3D printer |
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Application publication date: 20190423 |