CN107839215A - 3D printer nozzle group valve and 3D printer - Google Patents
3D printer nozzle group valve and 3D printer Download PDFInfo
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- CN107839215A CN107839215A CN201711107675.6A CN201711107675A CN107839215A CN 107839215 A CN107839215 A CN 107839215A CN 201711107675 A CN201711107675 A CN 201711107675A CN 107839215 A CN107839215 A CN 107839215A
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- wire rod
- pedestal
- printing
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- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000010146 3D printing Methods 0.000 claims description 81
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 67
- 238000009434 installation Methods 0.000 claims description 33
- 239000007921 spray Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000007639 printing Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 10
- 230000008859 change Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000003086 colorant Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 101100299498 Xenopus laevis pteg gene Proteins 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229920005669 high impact polystyrene Polymers 0.000 description 1
- 239000004797 high-impact polystyrene Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The present invention relates to a kind of 3D printer nozzle group valve level 3D printer.The 3D printer nozzle group valve, including rotating disk and at least two nozzles, rotating disk is used for the heat block for being installed in rotation on 3D printer, at least two nozzles are arranged on rotating disk and set around the pivot of rotating disk, and at least two nozzle there is different print speed, the rotation for passing through rotating disk drives different nozzles are corresponding with the heating pipe of heat block to connect.The 3D printer, including heat block and above-mentioned 3D printer nozzle group valve.Above-mentioned 3D printer nozzle group valve and 3D printer, rotating disk are installed in rotation on the heat block of 3D printer, and at least two nozzles on rotating disk have different print speed.In print procedure, the connection corresponding with the heating pipe of heat block of different nozzles can be driven by rotating rotating disk, printed so as to change the nozzle of different print speed, so can reasonably control printing precision, reach the purpose saved the time-write interval and improve printing effect.
Description
Technical field
The present invention relates to 3D printing technique field, more particularly to a kind of 3D printer nozzle group valve and 3D printer.
Background technology
3D printer using FDM fused deposition technologies makes it possess plasticity by heating the material to specified temp,
It is moulding further according to model progress to be printed, obtain final finished.However, when model to be printed be provided simultaneously with required precision compared with
During the higher part in low part and required precision, the nozzle of higher printing precision and relatively low print speed can only be selected, so
Cause the extension of time-write interval, printing effect is relatively low.
The content of the invention
Based on this, the defects of the invention reside in prior art is overcome, there is provided a kind of 3D printer nozzle group valve and 3D printing
Machine, the time-write interval can be saved and improve printing effect.
A kind of 3D printer nozzle group valve, including rotating disk and at least two nozzles, the rotating disk are used to be installed in rotation on
On the heat block of 3D printer, at least two nozzles are arranged on the rotating disk and set around the pivot of the rotating disk
Put, and at least two nozzles have different print speed, and different nozzle and heat block are driven by the rotation of rotating disk
Heating pipe corresponding connect.
Above-mentioned 3D printer nozzle group valve, rotating disk is installed in rotation on the heat block of 3D printer, on rotating disk
At least two nozzles there is different print speed.In print procedure, different nozzles can be driven with adding by rotating rotating disk
The heating pipe of hot block is corresponding to be connected, and is printed so as to change the nozzle of different print speed, so can reasonably control and beat
Precision is printed, reaches the purpose saved the time-write interval and improve printing effect.
Further, the rotating disk is in the annular shape being adapted to the circular arc installation passage of heat block.A part of position of rotating disk
In in circular arc installation passage, another part of rotating disk is located at outside circular arc installation passage, and in running order nozzle is located at circular arc
In installation passage, the nozzle in off working state is located at outside circular arc installation passage.In this way, in running order nozzle can be just
Chang Zuoye, the nozzle in off working state do not interfere with operation, while the nozzle for changing blocking is more convenient.
The present invention also provides a kind of 3D printer, including heat block and above-mentioned 3D printer nozzle group valve, on the heat block
Provided with heating passage, the rotating disk is installed in rotation on the heat block.
Above-mentioned 3D printer, rotating disk are installed in rotation on the heat block of 3D printer, on rotating disk at least
Two nozzles have different print speed.In print procedure, different nozzles and heat block can be driven by rotating rotating disk
Heating pipe is corresponding to be connected, and is printed so as to change the nozzle of different print speed, so can reasonably control printing precision,
Reach the purpose saved the time-write interval and improve printing effect.
Further, the circular arc installation passage connected with the heating passage, the rotating disk are additionally provided with the heat block
In the annular shape being adapted to the circular arc installation passage, a part for the rotating disk is located in the circular arc installation passage, described
Another part of rotating disk is located at outside the circular arc installation passage, and in running order nozzle is located at the circular arc installation passage
Interior, the nozzle in off working state is located at outside circular arc installation passage.In this way, in running order nozzle energy normal operation,
Nozzle in off working state does not interfere with operation, while the nozzle for changing blocking is more convenient.
Further, the 3D printer also includes 3D printing length of wires measuring and calculating device, the 3D printing length of wires
Measuring and calculating device includes contact roller, counter wheel, base and metering units, and the contact roller is installed in rotation on the counter wheel
On the base, and the contact roller is arranged at intervals the cable channel to be formed and passed through for 3D printing wire rod, institute with the counter wheel
State the turnning circle that metering units are used to detect the counter wheel.Before 3D printing wire rod enters 3D printer, 3D printing is first allowed
3D printing wire rod is pressed on counter wheel, 3D printing wire rod passes through cable channel by wire rod by cable channel using contact roller
When counter wheel can be driven to rotate, metering units detect the turnning circle of counter wheel immediately.After the turnning circle of counter wheel is learnt,
The 3D printing length of wires that has consumed can be calculated with reference to the girth of counter wheel, so as to estimate the residue of 3D printing wire rod
Amount, avoids causing the waste of 3D printing wire rod.
Further, the metering units include motor and mechanical counter, and the motor drives with the mechanical counter
Dynamic connection, the counter wheel are set on the line shaft of the motor.3D printing wire rod drives counter wheel to rotate, so as to drive horse
The line shaft reached rotates, and the line shaft of motor rotates the turnning circle of Crush trigger counter detection counter wheel, simple in construction, meter
Number is reliable.
Further, the 3D printing length of wires measuring and calculating device also includes protection cap, and the protection cap is arranged on described
Form protection chamber on base, the contact roller and the counter wheel are arranged on the protection intracavitary, the protection cap be provided with
The wire rod entrance of the protection chamber connection and wire rod outlet.Protection cap forms protection chamber with base engagement, plays protection contact roller
With the effect of counter wheel.Wire rod entrance and wire rod outlet in protection cap, facilitate 3D printing wire rod to pass through cable channel.
Further, the 3D printer also includes 3D printing wire rod engagement device, the 3D printing wire rod engagement device
Including the first junction block and the second junction block, first junction block is arranged at intervals to form weld zone with second junction block,
First junction block is provided with the first cable-through hole for being used for installing 3D printing wire rod, and second junction block, which is provided with, to be used to pacify
The second cable-through hole of 3D printing wire rod is filled, first cable-through hole is correspondingly arranged with second cable-through hole.In 3D printing wire rod
Into before 3D printer, two sections of 3D printing wire rods of different colours or property are separately mounted to first according to the actual requirements and cross line
In hole and the second cable-through hole, by weld zone of the soldering set between the first junction block and the second junction block to two sections of 3D printing wire rods
Welded, realize being re-engaged for different colours or property 3D printing wire rod.Printed using the 3D printing wire rod being re-engaged
Obtained finished product possesses various color or property, and texture is more preferably.
Further, first junction block includes the first pedestal and the second pedestal being detachably connected, the First
Body is provided with the first crossed beam trunking, and the second crossed beam trunking, first crossed beam trunking and second crossed beam trunking are set on second pedestal
First cable-through hole is cooperatively formed, second junction block includes the 3rd pedestal and the 4th pedestal being detachably connected, described
3rd pedestal is provided with the 3rd crossed beam trunking, and the 4th crossed beam trunking, the 3rd crossed beam trunking and the described 4th are set on the 4th pedestal
Crossed beam trunking cooperatively forms second cable-through hole.When 3D printing wire rod is arranged in the first cable-through hole, first by First
Body and the second pedestal are split, and then 3D printing wire rod are arranged in the first crossed beam trunking, then by the second crossed beam trunking and the first mistake
Wire casing aligns, easier for installation finally by the first pedestal and the second pedestal split, while also allows for completing weld job
3D printing wire rod is taken out afterwards.When 3D printing wire rod is arranged in the second cable-through hole, first by the 3rd pedestal and the 4th pedestal
Split, then 3D printing wire rod is arranged in the 3rd crossed beam trunking, then align the 3rd crossed beam trunking and the 4th crossed beam trunking, finally
It is easier for installation by the 3rd pedestal and the 4th pedestal split, while also allow for taking out 3D printing after completing weld job
Wire rod.
Further, the 3D printing wire rod engagement device also includes connecting seat, first junction block and described second
Junction block is fixedly connected by the connecting seat, ensures that the first cable-through hole and the contraposition of the second cable-through hole are accurate.
Brief description of the drawings
Fig. 1 is the structural representation of the 3D printer nozzle group valve described in the embodiment of the present invention；
Fig. 2 is the schematic diagram one of the 3D printing length of wires measuring and calculating device described in the embodiment of the present invention；
Fig. 3 is the schematic diagram two of the 3D printing length of wires measuring and calculating device described in the embodiment of the present invention；
Fig. 4 is the schematic diagram of the 3D printing length of wires measuring and calculating device (after pulling down protection cap) described in the embodiment of the present invention.
Fig. 5 is the view one of the 3D printing wire rod engagement device described in the embodiment of the present invention；
Fig. 6 is the view two of the 3D printing wire rod engagement device described in the embodiment of the present invention.
Description of reference numerals：
10th, rotating disk, 100, nozzle, 20, heat block, 200, heating passage, 210, circular arc installation passage, 30, contact roller,
31st, counter wheel, 300, cable channel, 40, base, 50, metering units, 500, motor, 510, mechanical counter, 60, protection cap,
600th, wire rod entrance, 610, wire rod outlet, the 70, first junction block, the 700, first cable-through hole, the 710, first pedestal, 711, first
Crossed beam trunking, the 712, first positioning hole, the 720, second pedestal, the 721, second crossed beam trunking, the 722, second positioning hole, the 80, second wiring
Seat, the 800, second cable-through hole, the 810, the 3rd pedestal, the 811, the 3rd crossed beam trunking, the 812, the 3rd positioning hole, the 820, the 4th pedestal,
821st, the 4th crossed beam trunking, the 822, the 4th positioning hole, 90, first axle, 91, second hinge, 92, connecting seat.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the better embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make to understand more the disclosure
Add thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element be referred to as " directly existing " another element " on " when,
In the absence of intermediary element.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes, it is unique embodiment to be not offered as.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all combination of related Listed Items.
With reference to shown in Fig. 1, the 3D printer nozzle group valve described in the present embodiment, including the nozzle 100 of rotating disk 10 and at least two,
The rotating disk 10 is used for the heat block 20 for being installed in rotation on 3D printer, and at least two nozzles 100 are arranged on institute
State on rotating disk 10 and set around the pivot of the rotating disk 10, and at least two nozzles 100 have different printings
Speed, the connection corresponding with the heating pipe of heat block 20 of different nozzles 100 is driven by the rotation of rotating disk 10.
Above-mentioned 3D printer nozzle group valve, rotating disk 10 are installed in rotation on the heat block 20 of 3D printer, installed in turn
At least two nozzles 100 on disk 10 have different print speed.In print procedure, difference can be driven by rotating rotating disk 10
Nozzle 100 it is corresponding with the heating pipe of heat block 20 connection, printed so as to change the nozzle 100 of different print speed,
Printing precision so can be reasonably controlled, reaches the purpose saved the time-write interval and improve printing effect.
Specifically, the nozzle 100 described in the present embodiment is three, and three nozzles 100 are uniformly arranged.In other implementations
In example, the quantity that can increase or decrease nozzle 100 according to being actually needed is not limited once.
Further, the rotating disk 10 is in the annular shape being adapted to the circular arc installation passage 210 of heat block 20.Rotating disk 10
A part is in circular arc installation passage 210, and another part of rotating disk 10 is located at outside circular arc installation passage 210, in work shape
The nozzle 100 of state is located in circular arc installation passage 210, and the nozzle 100 in off working state is located at circular arc installation passage 210
Outside.In this way, the in running order energy normal operation of nozzle 100, the nozzle 100 in off working state do not interfere with operation,
The nozzle 100 for changing blocking simultaneously is more convenient.
With reference to shown in Fig. 1, the present embodiment also provides a kind of 3D printer, including heat block 20 and the spray of above-mentioned 3D printers
Mouth valve, the heat block 20 are provided with heating passage 200, and the rotating disk 10 is installed in rotation on the heat block 20.
Above-mentioned 3D printer, rotating disk 10 are installed in rotation on the heat block 20 of 3D printer, on rotating disk 10
At least two nozzles 100 there is different print speed.In print procedure, different nozzles can be driven by rotating rotating disk 10
100 connections corresponding with the heating pipe of heat block 20, are printed, such energy so as to change the nozzle 100 of different print speed
Printing precision is reasonably controlled, reaches the purpose saved the time-write interval and improve printing effect.
Further, the circular arc installation passage 210 connected with the heating passage 200 is additionally provided with the heat block 20,
The rotating disk 10 is in the annular shape being adapted to the circular arc installation passage 210, and a part for the rotating disk 10 is located at the circular arc
In installation passage 210, another part of the rotating disk 10 is located at outside the circular arc installation passage 210, in running order spray
Mouth 100 is located in the circular arc installation passage 210, and the nozzle 100 in off working state is located at outside circular arc installation passage 210.
In this way, the in running order energy normal operation of nozzle 100, the nozzle 100 in off working state do not interfere with operation, together
The nozzle 100 that Shi Genghuan is blocked is more convenient.
Generally the dosage of 3D printing wire rod is estimated using Slice Software using the 3D printer of FDM fused deposition technologies
Calculate.In print procedure, after model import slices software to be printed, by setting required for different parameters can prejudge
The 3D printing wire rod of addition.However, the simply theoretical value that Slice Software is often estimated to obtain, consider in print procedure due to
Temperature is unstable or equipment attrition causes dosage to increase and the situation of reduction, causes the waste of 3D printing wire rod.
In order to solve the defects of overcoming prior art, with reference to shown in Fig. 2-4, the 3D printer described in the present embodiment also includes
3D printing length of wires calculates device, and the 3D printing length of wires measuring and calculating device includes contact roller 30, counter wheel 31, base 40
And metering units 50, the contact roller 30 is installed in rotation on the base 40 with the counter wheel 31, and the compression
Wheel 30 is arranged at intervals with the counter wheel 31 and forms the cable channel 300 passed through for 3D printing wire rod, and the metering units 50 are used
In the turnning circle for detecting the counter wheel 31.Before 3D printing wire rod enters 3D printer, 3D printing wire rod is first allowed to pass through line
Material passage 300,3D printing wire rod is pressed on counter wheel 31 using contact roller 30,3D printing wire rod passes through cable channel 300
When counter wheel 31 can be driven to rotate, metering units 50 detect the turnning circle of counter wheel 31 immediately.Learning turning for counter wheel 31
After moving-coil number, the 3D printing length of wires that has consumed can be calculated with reference to the girth of counter wheel 31, so as to estimate 3D printing
The surplus of wire rod, avoid causing the waste of 3D printing wire rod.
With reference to shown in Fig. 2, the metering units 50 described in the present embodiment include motor 500 and mechanical counter 510, the horse
Up to 500 and the drive connection of mechanical counter 510, the counter wheel 31 is set on the line shaft of the motor 500.3D is beaten
Print wire rod drives counter wheel 31 to rotate, and so as to drive the line shaft of motor 500 to rotate, the line shaft of motor 500 rotates triggering machine
Tool counter 510 detects the turnning circle of counter wheel 31, simple in construction, counts reliable.In other embodiments, the metering is single
Member 50 can also be message register or pulse counter etc., be not limited.
In the present embodiment, the 3D printing length of wires measuring and calculating device also includes protection cap 60, and the protection cap 60 is pacified
Protection chamber is formed on the base 40, the contact roller 30 is arranged on the protection intracavitary with the counter wheel 31, described
Protection cap 60 is provided with the wire rod entrance 600 connected with the protection chamber and wire rod outlet 610.Protection cap 60 coordinates with base 40
Protection chamber is formed, plays a part of protecting contact roller 30 and counter wheel 31.Wire rod entrance 600 and wire rod outlet in protection cap 60
610, facilitate 3D printing wire rod to pass through cable channel 300.
Further, the wire rod entrance 600 and wire rod outlet 610 are correspondingly arranged with the cable channel 300, are kept away
Exempt from the bending of 3D printing wire rod to prevent fractureing.The protection cap 60 is detachably connected with the base 40, is easily installed and is safeguarded.
With reference to shown in Fig. 4, in the present embodiment, the contact roller 30 and the counter wheel 31 are gear.Utilize two
The cooperation of gear can reduce the hank knotting phenomenon caused by 3D printing wire rod is dealt with improperly.Specifically,
Alternatively, the protection cap 60 is made of plastics with the base 40, can be obtained by injection molding, making side
Just.
3D printer using FDM fused deposition technologies makes it possess plasticity by heating the material to specified temp,
It is moulding further according to model progress to be printed, obtain final finished.The materials such as PLA, ABS, PTEG, HIPS, nylon are general
Deposited all in the form of wire rod, in order to feeding.However, the finished product for printing to obtain by single wire rod, its color is by single wire rod
Determine, its property is also determined by single wire rod.
In order to solve the defects of overcoming prior art, with reference to shown in Fig. 5, the 3D printer described in the present embodiment also includes 3D
Wire rod engagement device is printed, the 3D printing wire rod engagement device includes the first junction block 70 and the second junction block 80, and described the
One junction block 70 is arranged at intervals with second junction block 80 forms weld zone, and first junction block 70, which is provided with, to be used to install
First cable-through hole 700 of 3D printing wire rod, second junction block 80 cross line provided be used to install 3D printing wire rod second
Hole 800, first cable-through hole 700 are correspondingly arranged with second cable-through hole 800.Enter 3D printer in 3D printing wire rod
Before, two sections of 3D printing wire rods of different colours or property are separately mounted to the first cable-through hole 700 and second according to the actual requirements
In cable-through hole 800, by weld zone of the soldering set between the first junction block 70 and the second junction block 80 to two sections of 3D printing wire rods
Welded, realize being re-engaged for different colours or property 3D printing wire rod.Printed using the 3D printing wire rod being re-engaged
Obtained finished product possesses various color or property, and texture is more preferably.Wherein, the soldering set that the present embodiment uses is electric iron.
With reference to shown in Fig. 6, the first junction block 70 described in the present embodiment include the first pedestal 710 being detachably connected and
Second pedestal 720, first pedestal 710 are provided with the first crossed beam trunking 711, the second crossed beam trunking are set on second pedestal 720
721, first crossed beam trunking 711 cooperatively forms first cable-through hole 700 with second crossed beam trunking 721.By 3D printing
When wire rod is arranged in the first cable-through hole 700, the first pedestal 710 and the second pedestal 720 are split first, then by 3D printing line
Material is arranged in the first crossed beam trunking 711, is then aligned the second crossed beam trunking 721 and the first crossed beam trunking 711, finally by the first pedestal
710 and the split of the second pedestal 720, it is easier for installation, while also allow for taking out 3D printing wire rod after completing weld job.
Further, the 3D printing wire rod engagement device also includes first axle 90, first pedestal 710 and institute
The second pedestal 720 is stated to be rotatably connected by the first axle 90.So improve the first pedestal 710 and the second pedestal 720
The convenience with split is split, realizes quick assembling.
Yet further, first pedestal 710 is provided with the first positioning hole 712, and second pedestal 720 is provided with
Second positioning hole 722, first positioning hole 712 in second positioning hole 722 with being equipped with the first latch (not shown).The
One pedestal 710 and the second pedestal 720 are reliably fixed by the first latch, and the 3D printing wire rod in the first cable-through hole 700 is not
Easily release, ensure welding effect.In other embodiments, first pedestal 710 can also pass through with second pedestal 720
Screw, bolt etc. are fixedly connected.
In the present embodiment, first junction block 70 is cylindrical, and first cable-through hole 700 is arranged on described first
It is simple in construction at the center of junction block 70, it is easy to process.Specifically, first pedestal 710 is in semi-cylindrical, and described second
Pedestal 720 is in semi-cylindrical, convenient fractionation and split.
With reference to shown in Fig. 6, the second junction block 80 described in the present embodiment include the 3rd pedestal 810 being detachably connected and
4th pedestal 820, the 3rd pedestal 810 are provided with the 3rd crossed beam trunking 811, the 4th crossed beam trunking are set on the 4th pedestal 820
821, the 3rd crossed beam trunking 811 cooperatively forms second cable-through hole 800 with the 4th crossed beam trunking 821.By 3D printing
When wire rod is arranged in the second cable-through hole 800, the 3rd pedestal 810 and the 4th pedestal 820 are split first, then by 3D printing line
Material is arranged in the 3rd crossed beam trunking 811, is then aligned the 3rd crossed beam trunking 811 and the 4th crossed beam trunking 821, finally by the 3rd pedestal
810 and the split of the 4th pedestal 820, it is easier for installation, while also allow for taking out 3D printing wire rod after completing weld job.
Further, the 3D printing wire rod engagement device also includes second hinge 91, the 3rd pedestal 810 and institute
The 4th pedestal 820 is stated to be rotatably connected by the second hinge 91.So improve the 3rd pedestal 810 and the 4th pedestal 820
The convenience with split is split, realizes quick assembling.
Yet further, the 3rd pedestal 810 is provided with the 3rd positioning hole 812, and the 4th pedestal 820 is provided with
4th positioning hole 822, the 3rd positioning hole 812 in the 4th positioning hole 822 with being equipped with the second latch (not shown).The
Three pedestals 810 and the 4th pedestal 820 are reliably fixed by the second latch, and the 3D printing wire rod in the second cable-through hole 800 is not
Easily release, ensure welding effect.In other embodiments, the 3rd pedestal 810 can also pass through with the 4th pedestal 820
Screw, bolt etc. are fixedly connected.
In the present embodiment, second junction block 80 is cylindrical, and second cable-through hole 800 is arranged on described second
It is simple in construction at the center of junction block 80, it is easy to process.Specifically, the 3rd pedestal 810 is in semi-cylindrical, and the described 4th
Pedestal 820 is in semi-cylindrical, convenient fractionation and split.
3D printing wire rod engagement device described in the present embodiment also includes connecting seat 92, first junction block 70 and institute
State the second junction block 80 to be fixedly connected by the connecting seat 92, ensure the first cable-through hole 700 and the second cable-through hole 800 to level
Really.
Specifically, the connecting seat 92 described in the present embodiment is in semicircular, the bottom of first pedestal 710 and the described 3rd
The top of pedestal 810 is fixedly connected by the connecting seat 92, does not interfere with the progress of weld job.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of 3D printer nozzle group valve, it is characterised in that including rotating disk and at least two nozzles, the rotating disk is used for rotatable
Ground is arranged on the heat block of 3D printer, and at least two nozzles are arranged on the rotating disk and around the rotation of the rotating disk
Turn centrally disposed, and at least two nozzles have different print speed, and different nozzles is driven by the rotation of rotating disk
Connection corresponding with the heating pipe of heat block.
2. 3D printer nozzle group valve according to claim 1, it is characterised in that the rotating disk is in pacify with the circular arc of heat block
Fill the annular shape of path adaptation.
A kind of 3. 3D printer, it is characterised in that the 3D printer spray including heat block and as described in claim any one of 1-2
Mouth valve, the heat block are provided with heating passage, and the rotating disk is installed in rotation on the heat block.
4. 3D printer according to claim 3, it is characterised in that be additionally provided with the heat block and the heating passage
The circular arc installation passage of connection, the rotating disk is in the annular shape being adapted to the circular arc installation passage, a part for the rotating disk
In the circular arc installation passage, another part of the rotating disk is located at outside the circular arc installation passage, in running order
Nozzle be located in the circular arc installation passage, the nozzle in off working state is located at outside circular arc installation passage.
5. 3D printer according to claim 3, it is characterised in that also calculate device, institute including 3D printing length of wires
Stating 3D printing length of wires measuring and calculating device includes contact roller, counter wheel, base and metering units, the contact roller and the counting
Wheel is installed in rotation on the base, and the contact roller is arranged at intervals to be formed with the counter wheel and led to for 3D printing wire rod
The cable channel crossed, the metering units are used for the turnning circle for detecting the counter wheel.
6. 3D printer according to claim 5, it is characterised in that the metering units include motor and mechanical count
Device, the motor and the mechanical counter drive connection, the counter wheel are set on the line shaft of the motor.
7. 3D printer according to claim 5, it is characterised in that the 3D printing length of wires measuring and calculating device also includes
Protection cap, the protection cap, which is arranged on the base, forms protection chamber, and the contact roller is arranged on described with the counter wheel
Intracavitary is protected, the protection cap is provided with the wire rod entrance connected with the protection chamber and wire rod exports.
8. 3D printer according to claim 3, it is characterised in that also including 3D printing wire rod engagement device, the 3D
Printing wire rod engagement device includes the first junction block and the second junction block, first junction block and the second junction block interval
Setting forms weld zone, and first junction block is provided with the first cable-through hole for being used for installing 3D printing wire rod, and described second connects
Line seat is provided with the second cable-through hole for being used for installing 3D printing wire rod, and first cable-through hole is corresponding with second cable-through hole to be set
Put.
9. 3D printer according to claim 8, it is characterised in that first junction block includes the be detachably connected
One pedestal and the second pedestal, first pedestal is provided with the first crossed beam trunking, the second crossed beam trunking is set on second pedestal, described
First crossed beam trunking cooperatively forms first cable-through hole with second crossed beam trunking, and second junction block includes being detachably connected
The 3rd pedestal and the 4th pedestal, the 3rd pedestal is provided with the 3rd crossed beam trunking, the 4th crossed beam trunking set on the 4th pedestal,
3rd crossed beam trunking cooperatively forms second cable-through hole with the 4th crossed beam trunking.
10. 3D printer according to claim 8, it is characterised in that the 3D printing wire rod engagement device also includes connecting
Joint chair, first junction block are fixedly connected with second junction block by the connecting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107675.6A CN107839215A (en) | 2017-11-10 | 2017-11-10 | 3D printer nozzle group valve and 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107675.6A CN107839215A (en) | 2017-11-10 | 2017-11-10 | 3D printer nozzle group valve and 3D printer |
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| CN107839215A true CN107839215A (en) | 2018-03-27 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711107675.6A Pending CN107839215A (en) | 2017-11-10 | 2017-11-10 | 3D printer nozzle group valve and 3D printer |
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| CN (1) | CN107839215A (en) |
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