CN105150545B - A kind of 3D printer particulate material feeding system - Google Patents
A kind of 3D printer particulate material feeding system Download PDFInfo
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- CN105150545B CN105150545B CN201510668569.XA CN201510668569A CN105150545B CN 105150545 B CN105150545 B CN 105150545B CN 201510668569 A CN201510668569 A CN 201510668569A CN 105150545 B CN105150545 B CN 105150545B
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Abstract
The present invention relates to a kind of 3D printer particulate material feeding system, the feeding system includes that printhead particulate material gives pump and particulate material quantitative feeding case；The given pump of printhead particulate material is arranged on the given driving Channel front end of printhead feed, the discharging opening of particulate material quantitative feeding case connects the charging aperture of the given pump of the printhead particulate material by gas transmission pipeline, particulate material is sent into the given pump of printhead particulate material by particulate material quantitative feeding case by the gas transmission pipeline, and by particulate material, equably an order is exported the given pump of printhead particulate material from the discharging opening.The beneficial effects of the invention are as follows：The conveying capacity of particulate material is controlled using particulate material quantitative feeding case, particulate material feeding printhead particulate material is given by pump using gas transmission pipeline, the given pump of printhead particulate material accurately and stably can provide particulate material to 3D printing shower nozzle, realize the Automatic-feeding of particulate material；Can ensure that 3D printing shower nozzle continues normal work, reach printing precision.
Description
Technical field
The invention belongs to 3D printer device, more particularly to a kind of 3D printer particulate material feeding system.
Background technology
3D printing is a kind of emerging forming parts technology, in the fast-developing and application stage.Conventional 3D printer
Part forming is realized by 3D printing shower nozzle jet printing material, it is 3D printing head that a kind of feed mode of this 3D printer is
Granular printed material is provided.Make 3D printing shower nozzle stably jet printing material, and continue normal work, reach printing
Precision, it is necessary to be equipped with the feeding system that particle printed material continuously and stably can be provided to 3D printing shower nozzle.
The content of the invention
The purpose of the present invention is to propose to a kind of technical scheme of 3D printer particulate material feeding system, connect to 3D printing shower nozzle
It is continuous that particle printed material is stably provided.
To achieve these goals, the technical scheme is that：A kind of 3D printer particulate material feeding system, including beat
Print head feed is given to drive passage, particulate material given pump and particulate material quantitative feeding case；The given pump of the printhead particulate material sets
Put in the given driving Channel front end of printhead feed, the given pump of the printhead particulate material includes charging aperture and discharging opening, described
Particulate material quantitative feeding case is provided with discharging opening, and the discharging opening of the particulate material quantitative feeding case connects institute by gas transmission pipeline
State the charging aperture of the given pump of printhead particulate material, the particulate material quantitative feeding case is by the gas transmission pipeline by particulate material
Send into the given pump of the printhead particulate material, the given pump of the printhead particulate material by order of particulate material one from it is described go out
Material mouth output enters the given driving passage.
Further, the given pump of the printhead particulate material also includes feed cavity, storage cavity, feed driver plate；The charging
Chamber is provided with the charging aperture, and feed cavity baffle plate is provided with the opposite of charging aperture, and air passing hole is provided with the feed cavity baffle plate,
The side wall of feed cavity is provided with feed cavity outlet；Feed cavity is arranged in the storage cavity, and feed cavity is located at the upper of storage cavity side
Portion, falls into storage cavity into the particulate material of feed cavity from feed cavity outlet；The feed is provided with the opposite side of storage cavity to dial
Disk, the discharging opening is provided with the side wall of storage cavity, and feed driver plate is rotated in vertical plane, and feed driver plate is dialled upwards when rotating
Particulate material in dynamic storage cavity.
Further, in order to not influence discharging opening function, the feed cavity outlet direction side opposite with the discharging opening
To；
In order that particulate material can smoothly enter feed driver plate, the storage cavity below the feed cavity is provided with and makes particle
Material enters the beveled cone of the feed driver plate.
Further, in order that driver plate can accurately control the output quantity of particulate material, the bottom of the storage cavity be with
The corresponding circular arc of external diameter of the feed driver plate；In feed driver plate multiple shifting blocks, institute are provided with towards the end face on the inside of storage cavity
Multiple shifting blocks are stated along external diameter for being fed driver plate etc. point distribution；The shifting block is provided with the face of stirring for dialing up the particulate material, institute
The area in the face of stirring is stated more than an area for particulate material is preserved, the area in face is stirred less than two areas of particulate material of preservation.
Further, in order that shifting block can reliably stir particulate material, the face of stirring is provided with makes particulate material to discharging
The discharging inclination angle that mouth direction rolls out, stirs face and inclines from front of the inner side of feed driver plate outer radial feed driver plate and rotation direction
Tiltedly；The face of stirring is additionally provided with makes the shifting block carry the carrying inclination angle that particulate material rises, stir face from be fed driver plate end face to
The front of inner side and feed driver plate rotation direction to storage cavity inclines；
The point that the discharging inclination angle for stirring face is the face of stirring to be located on feed driver plate external diameter with the face of stirring is to being fed driver plate
Angle between the line of pivot, the angle at the inclination angle that discharges is 30 °~40 °；The carrying inclination angle for stirring face is to stir
Angle between face and feed driver plate axis line, the angle for carrying inclination angle is 7.5 °~15 °.
Further, the feed driver plate is driven by a driver plate motor, and the driver plate motor is speed governing electricity
Machine, the rotating speed of the driver plate is 10 revs/min~30 revs/min.
Further, the particulate material quantitative feeding case includes storage bin, dish plate, feed driver, feed hopper, conveying
Gas circuit；The storage bin is a warehouse for being provided with slope shape base plate, the slope shape base plate from the back upper place of storage bin forward
Inclined downward, the dish plate is provided with the front end of storage bin, and the dish plate is moved back and forth along the preceding bulkhead of storage bin, described
The upper end of dish plate is provided with the inclined-plane for keeping the particulate material, and the inclined-plane of the dish plate upper end connects with the preceding storehouse arm
The one of contacting surface is sloped downwardly, and the thickness of the dish plate makes the inclined-plane of dish plate upper end to keep many in thickness direction
Pellet；The upper end of the dish plate promotes the particulate material to move upwards and fallen into from the upper edge of bulkhead before the storage bin described
Feed hopper, dish plate motion described in the feed driver drives；The conveying gas circuit is provided with the connection feed hopper and described
The feed pipe of particulate material quantitative feeding case discharging opening.
Further, the feed bin for preventing particulate material the past bulkhead from overflowing is provided with above bulkhead before the storage bin
Baffle plate；
The feed driver includes gear, tooth bar and feed motor, and the feed motor is buncher, the feed
Motor drives the pinion rotation, the tooth bar to be fixedly mounted on the dish plate, and the gear is by the rack drives
The dish plate is moved back and forth；The dish plate reciprocation period is 1.5 seconds~6 seconds；
The bulkhead that the preceding bulkhead of the storage bin is vertically oriented, the dish plate is vertically moved back and forth.
Further, the conveying gas circuit also includes the appendix of connection compressed air gas source and feed hopper, described defeated
Tracheae is provided with magnetic valve and pressure-reducing valve.
Further, in order that 3D printer can mix manufacture part, the feeding system bag using various particulate materials
The many particulate material quantitative feeding casees are included, the discharging opening of many particulate materials quantitative feeding case is connected by bull gas path joint
Connect the gas transmission pipeline.
The beneficial effects of the invention are as follows：The conveying capacity of particulate material is controlled using particulate material quantitative feeding case, it is defeated using gas
Send pipeline by the particulate material given pump of feeding printhead particulate material, the given pump of printhead particulate material accurately and stably can spray to 3D printing
Head provides particulate material, realizes the Automatic-feeding of particulate material；Can ensure that 3D printing shower nozzle continues normal work, reach printing essence
Degree.
The present invention is described in detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Fig. 1 is present system structure chart；
Fig. 2 is the given pump configuration figure of particulate material of the present invention；
Fig. 3 is the given pump configuration exploded view of particulate material of the present invention；
Fig. 4 is the feed driver plate end view drawing of the given pump of particulate material of the present invention；
Fig. 5 is the A direction views of Fig. 4；
Fig. 6 is the given pump work schematic diagram of particulate material of the present invention, illustrates feed driver plate to stir the state of particulate material；
Fig. 7 is the given pump work schematic diagram of particulate material of the present invention, the state for illustrating particulate material to be exported from discharging opening；
Fig. 8 is the cut-away view of particulate material quantitative feeding case of the present invention；
Fig. 9 is the cut-away view observed from the rear direction of Fig. 8, in feed hopper part broken section；
Figure 10 is the operating diagram of particulate material quantitative feeding case of the present invention, is the state diagram that dish plate moves to lower end；
Figure 11 is the operating diagram of particulate material quantitative feeding case of the present invention, is the state diagram that dish plate moves to upper end；
Figure 12 is that the present invention is provided with 3 system construction drawings of particulate material quantitative feeding case.
Specific embodiment
Such as Fig. 1, a kind of 3D printer particulate material feeding system, including printhead feed are given to drive passage 03, particulate material
Given pump 01 and particulate material quantitative feeding case 02；The given pump of the printhead particulate material is arranged on given driving of printhead feed and leads to
Road front end, the given pump of the printhead particulate material includes charging aperture 11 and discharging opening 21, and the particulate material quantitative feeding case is provided with
Discharging opening 71, the discharging opening of the particulate material quantitative feeding case by gas transmission pipeline 04 connect the printhead particulate material to
Determine the charging aperture of pump, particulate material is sent into the printhead by the particulate material quantitative feeding case by the gas transmission pipeline
Pellet gives pump, and order of particulate material one is entered described by the given pump of the printhead particulate material from discharging opening output
It is given to drive passage.
The printhead feed is given to drive passage（Or referred to as " given to drive passage "）It is for printhead 06 provides particle
The passage of material, the given front end for driving passage connects the discharging opening that the printhead particulate material gives pump, the given drive
The rear end of dynamic passage connects the printhead.
Such as Fig. 2, Fig. 3, Fig. 4, Fig. 5, the given pump of the printhead particulate material is also including feed cavity 10, storage cavity 20, feed
Driver plate 30；The feed cavity is provided with the charging aperture 11, and feed cavity baffle plate 12 is provided with the opposite of charging aperture, in the feed cavity
Baffle plate is provided with air passing hole 13, and feed cavity outlet 14 is provided with the side wall of feed cavity；Feed cavity is arranged in the storage cavity, is entered
Material chamber is located at the top of storage cavity side, is fallen into storage cavity from feed cavity outlet into the particulate material of feed cavity；In storage cavity
Opposite side be provided with the feed driver plate, be provided with the discharging opening 21 in the side wall of the storage cavity, feed driver plate is vertically being put down
Rotation in surface, the particulate material that feed driver plate is dialed up in storage cavity when rotating,
The feed cavity outlet direction direction opposite with the discharging opening.
Storage cavity below the feed cavity is provided with the beveled cone 22 for making particulate material enter the feed driver plate.
The bottom of the storage cavity is circular arc corresponding with the external diameter of the feed driver plate；In feed driver plate towards storing
End face on the inside of chamber is provided with multiple shifting blocks 31, and the multiple shifting block is along external diameter for being fed driver plate etc. point distribution；The shifting block is provided with
Dial up the particulate material stirs face 32, and the area for stirring face stirs face more than an area for particulate material is preserved
Area less than preserve two areas of particulate material.
The face of stirring is provided with the discharging inclination alpha for making particulate material be rolled out to discharging opening direction, stirs face and is fed outside driver plate certainly
Radially the inner side of feed driver plate and the front of rotation direction incline；The face of stirring is additionally provided with makes the shifting block carry in particulate material
Rise carrying angle of inclination beta, stir face from be fed driver plate end face to the inner side to storage cavity and feed driver plate rotation direction in front of incline
Tiltedly.
The point that the discharging inclination alpha for stirring face is the face of stirring to be located on feed driver plate external diameter with the face of stirring is to being fed driver plate
Angle between the line of pivot, the angle at the inclination angle that discharges is 30 °~40 °；The carrying angle of inclination beta for stirring face is to stir
Angle between face and feed driver plate axis line, the angle for carrying inclination angle is 7.5 °~15 °.
The feed driver plate is driven by a driver plate motor, and the driver plate motor is buncher, described group
The rotating speed of disk is 10 revs/min~30 revs/min.
Such as Fig. 8, Fig. 9, the particulate material quantitative feeding case includes storage bin 60, dish plate 61, feed driver, feed hopper
62nd, gas circuit is conveyed；The storage bin is a warehouse for being provided with slope shape base plate 63, and the slope shape base plate is from after storage bin
Top forward downward is inclined, and the dish plate is provided with the front end of storage bin, and the dish plate is past along the preceding bulkhead 64 of storage bin
Multiple motion, the upper end of the dish plate is provided with the inclined-plane 61a for keeping the particulate material, and the inclined-plane of the dish plate upper end exists
With the preceding storehouse arm contact face one is sloped downwardly, and the thickness of the dish plate makes the inclined-plane of dish plate upper end in thickness direction
A particulate material can only be kept；The upper end of the dish plate promotes particulate material motion and from bulkhead before the storage bin upwards
Upper edge fall into the feed hopper, described in the feed driver drives dish plate motion；The conveying gas circuit is provided with connection institute
State the feed pipe 72 of feed hopper and the particulate material quantitative feeding case discharging opening 71.
The feed bin baffle plate 65 for preventing particulate material the past bulkhead from overflowing is provided with above bulkhead before the storage bin.
The feed driver includes gear 66, tooth bar 67 and feed motor 68, and the feed motor is buncher, institute
Stating feed motor drives the pinion rotation, the tooth bar to be fixedly mounted on the dish plate, and the gear passes through the tooth
Bar drives the dish plate to move back and forth.The dish plate reciprocation period is 1.5 seconds~6 seconds.
The bulkhead that the preceding bulkhead of the storage bin is vertically oriented, the dish plate is vertically moved back and forth.
The conveying gas circuit also includes the appendix 73 of connection compressed air gas source and feed hopper, is set on the appendix
There are magnetic valve 74 and pressure-reducing valve 75.
As Figure 12, the feeding system include many particulate material quantitative feeding casees, many particle materials quantitatives are supplied
The discharging opening of hopper connects the gas transmission pipeline by bull gas path joint 05.
Embodiment one：
Such as Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of printhead particulate material gives pump, including feed cavity 10, storage cavity 20, feed are dialled
Disk 30.
Feed cavity is provided with charging aperture 11, and feed cavity baffle plate 12 is provided with the opposite of charging aperture, is provided with feed cavity baffle plate
Air passing hole 13, feed cavity outlet 14 is provided with the side wall of feed cavity.
The side of storage cavity is feed driver plate installation side, and feed driver plate installation side is provided with feed driver plate mounting hole 23, feed
The bottom of driver plate installation side is the circular arc feed bin 24 concentric with feed driver plate mounting hole.The opposite side of storage cavity is feed cavity peace
Dress side, feed cavity installation side is provided with feed cavity mounting hole 25, and feed cavity mounting hole is arranged on the top of storage cavity；Feed cavity is installed
The bottom of side is the beveled cone 22 for connecting feed cavity mounting hole and circular arc feed bin.Discharging opening 21 is provided with the side wall of storage cavity.
Feed cavity is arranged in the feed cavity mounting hole of storage cavity, and feed cavity is arranged in storage cavity, feed cavity outlet court
To the direction opposite with the discharging opening of storage cavity.
By being fed driver plate mounting hole in storage cavity, the external diameter of delivery plate corresponds to the circle of storage cavity to feed driver plate
Arc feed bin.Feed driver plate is provided with eight shifting blocks 31, and eight shifting blocks are arranged on feed driver plate towards on the end face on the inside of storage cavity,
Eight shifting blocks are along external diameter for being fed driver plate etc. point distribution；Feed driver plate is rotated in vertical plane, shifting block when feed driver plate is rotated
Moved along the circular arc feed bin for pressing close to storage cavity, shifting block is moved from the bottom of discharging chamber to the direction of discharging opening.
Shifting block be provided with dial up the particulate material stir face 32, stir the area in face more than preserving particulate material
Area, stirs the area in face less than two areas of particulate material of preservation.The face of stirring is provided with makes particulate material be rolled out to discharging opening direction
Discharging inclination alpha, the face of stirring is inclined from the front of the inner side and rotation direction that are fed driver plate outer radial feed driver plate, discharging is inclined
Angle be the face of stirring and stir face be located at feed driver plate external diameter on point to be fed driver plate pivot line between angle, this
Discharge inclination alpha=35 ° in embodiment.The face of stirring is additionally provided with makes shifting block carry the carrying angle of inclination beta that particulate material rises, and stirs face self-supporting
Material driver plate end face is inclined to the front of the inner side to storage cavity and feed driver plate rotation direction；The carrying angle of inclination beta for stirring face is to dial
Angle between dynamic face and feed driver plate axis line, carries angle of inclination beta=10 ° in the present embodiment.
Feed driver plate is driven by a driver plate motor 40, the driver plate motor is buncher, and driver plate turns
Speed is 10 revs/min~30 revs/min.
Such as Fig. 6, Fig. 7, operationally, particulate material 50 is by gas transmission pipeline from charging for 3D printer particulate material setter
Mouth feeding feed cavity, the air-flow for conveying particulate material is discharged through the air passing hole on feed cavity baffle plate.Into the particulate material of feed cavity
The circular arc feed bin of storage cavity is fallen into from feed cavity outlet（Particulate material 51 such as in figure）, because feed cavity lower section is connection feed cavity
The cone of mounting hole and circular arc feed bin, particulate material can be dropped into the circular arc feed bin of storage cavity bottom.Feed driver plate is rotated
When, it is fed the particulate material that the shifting block of driver plate is dialed up in storage cavity（Particulate material 52 such as in figure）, when particulate material is struck to going out
During material mouth, because the face of stirring of shifting block is provided with discharging inclination angle, particulate material is set to be dropped out from the discharging opening（Particulate material 53 such as in figure）.
Because the face of stirring of shifting block is provided with carrying inclination angle, during stirring, particulate material will not be fallen into storage cavity from shifting block.Due to
The area for stirring face of shifting block is more than one area of particulate material of preservation and stirs the area in face less than two particulate materials of preservation
Area, is set ahead for one and once only a particulate material is sent out from discharging opening, and other are set ahead the particulate material stirred（Such as particle in figure
Material 54）Can fall back in storage cavity.So, particulate material is equably exported one by one with individual particle from discharging opening.
Embodiment two：
Such as Fig. 8, Fig. 9, a kind of particulate material quantitative feeding case.Particulate material quantitative feeding case include storage bin 60, dish plate 61,
Feed driver, feed hopper 62, conveying gas circuit.
Storage bin is a warehouse for being provided with slope shape base plate 63, back upper place forward downward of the slope shape base plate from storage bin
Incline, slope shape base plate should be not less than 30 ° with the angle γ of horizontal plane, the angle γ of the present embodiment slope shape base plate and horizontal plane
=38°.The bulkhead that the preceding bulkhead 64 of the storage bin is vertically oriented.
The dish plate is provided with the front end of storage bin, dish plate is back and forth transported along the preceding bulkhead of storage bin in vertical direction
Dynamic, the upper end of dish plate is provided with the inclined-plane 61a for keeping the particulate material, the inclined-plane of dish plate upper end with the preceding storehouse arm
The one of contact surface is sloped downwardly, and the thickness of dish plate makes the inclined-plane of dish plate upper end to keep a particle in thickness direction
Material.
The feed bin baffle plate 65 for preventing particulate material the past bulkhead from overflowing is provided with above bulkhead before storage bin.
The dish plate motion of feed driver drives；Feed driver includes gear 66, tooth bar 67 and feed motor 68, feed
Motor is buncher, and feed motor driven gear is rotated, and tooth bar is fixedly mounted on the dish plate, and gear passes through tooth bar band
Dynamic dish plate is moved back and forth.By controlling the rotating speed of feed motor, dish plate reciprocation period can be made in 1.5 seconds~6 seconds models
Enclose interior adjustment.
Conveying gas circuit is provided with the feed pipe 72 for connecting the feed hopper and the particulate material quantitative feeding case discharging opening 71.It is defeated
Supply gas road also include connection compressed air gas source and feed hopper appendix 73, magnetic valve 74 and pressure-reducing valve are provided with appendix
75。
Such as Figure 10, Figure 11, operationally, particulate material 50 is loaded into storage bin particulate material quantitative feeding case.Dish plate by
The drive for being fed driver moves downwardly to the bottom of storage bin, and partial particulate material can set bevelled upper end into dish plate.
Then, dish plate is moved upwards, the upper end of dish plate promote the particulate material upwards motion and from before storage bin bulkhead upper edge
Fall into the feed hopper.Meanwhile, the magnetic valve of control appendix switch is opened, and the gas source pipe of compressed air enters appendix, passes through
Pressure-reducing valve depressurizes, and air pressure and air-flow is adjusted the bottom for passing through feed hopper to appropriate level, air-flow, by the particle in feed hopper
In material suction feed pipe, air-flow continues for particulate material to blow out discharging opening through feed pipe, and embodiment is delivered to through gas transmission pipeline
The given pump of printhead particulate material described in one.
Because the inclined-plane of dish plate upper end is sloped downwardly in the preceding storehouse arm contact face, dish plate can by
Pellet is maintained at the upper end of dish plate, and the size Control of the thickness due to dish plate, makes the inclined-plane of dish plate upper end in thickness
Direction can only keep a particulate material, and dish plate moves one week particulate material by fixed qty and sends into feed hopper such that it is able to control
Make pellet the conveying capacity expected.
Embodiment three：
Such as Figure 12, a kind of 3D printer particulate material feeding system.Particulate material is provided to 3D printing shower nozzle；The 3D printer
Particulate material feeding system includes that the particle described in the given pump 01 of printhead particulate material and embodiment two described in embodiment one is anticipated
Amount feed tank 02.
The 3D printer of the present embodiment is a kind of single armed 3D printer, and single armed 3D printer includes column 81, base plate 82, drives
Moving frame 83, printing arm 84.Printing arm is the printing arm of rotation driving, and the printhead of 3D printer is arranged on the front end of printing arm,
Bogie drives printing arm both horizontally and vertically to rotate.
The given pump of printhead particulate material is arranged on given driving passage 03 front end of printhead feed.Printhead feed is given to be driven
Dynamic passage（Or referred to as " given to drive passage "）It is the passage that particulate material is provided for printhead 06, gives and drive the front end of passage to connect
The discharging opening 21 of the given pump of printhead particulate material is connect, the rear end connection printhead for driving passage is given.
The given pump of printhead particulate material includes charging aperture 11 and discharging opening 21, and particulate material quantitative feeding case is provided with discharging opening
71, the discharging opening of particulate material quantitative feeding case connects the charging of the given pump of the printhead particulate material by gas transmission pipeline 04
Mouthful, particulate material is sent into the given pump of the printhead particulate material, printhead by particulate material quantitative feeding case by gas transmission pipeline
Equably an order is logical into the given driving of the feed from discharging opening output by particulate material for the given pump of particulate material
Road.
3D printer particulate material feeding system is provided with three particulate material quantitative feeding casees.Three particulate material quantitative feeding casees
Discharging opening connects gas transmission pipeline by bull gas path joint 05.Particulate material needed for 3D printer is stored in particle materials quantitative
In feed tank, every particulate material quantitative feeding case stores a kind of particulate material of color, 3D printer is manufactured with different face
The Same Part of color, or be not required to change particulate material quantitative feeding case and manufacture the connection of different colours.
Particulate material quantitative feeding case connects the charging aperture of particulate material setter by gas transmission pipeline.
The given pump of printhead particulate material is provided with feed driver plate, and each shifting block for being fed driver plate rotates a circle a particulate material
Feeding printhead feed is given to drive passage, 3D printing shower nozzle is continuously and stably obtained printing particulate material, it is ensured that 3D printing
Shower nozzle continues normal work, reaches printing precision.
Claims (7)
1. a kind of 3D printer particulate material feeding system, including printhead feed is given drive the given pump of passage, particulate material and
Pellet quantitative feeding case；The given pump of the printhead particulate material is arranged on the given driving Channel front end of printhead feed, described to beat
The given pump of print head particulate material includes charging aperture and discharging opening, and the particulate material quantitative feeding case is provided with discharging opening, it is characterised in that
The discharging opening of the particulate material quantitative feeding case connects the charging of the given pump of the printhead particulate material by gas transmission pipeline
Mouthful, particulate material is sent into the printhead particulate material and given by the particulate material quantitative feeding case by the gas transmission pipeline
Order of particulate material one is entered the given driving by pump, the given pump of the printhead particulate material from discharging opening output
Passage；
The given pump of the printhead particulate material also includes feed cavity, storage cavity, feed driver plate；The feed cavity is provided with the charging
Mouthful, feed cavity baffle plate is provided with the opposite of charging aperture, air passing hole is provided with the feed cavity baffle plate, set in the side wall of feed cavity
There is feed cavity to export；Feed cavity is arranged in the storage cavity, and feed cavity is located at the top of storage cavity side, into feed cavity
Particulate material is fallen into storage cavity from feed cavity outlet；The feed driver plate is provided with the opposite side of storage cavity, in the side of storage cavity
Wall is provided with the discharging opening, and feed driver plate is rotated in vertical plane, feed driver plate dialed up when rotating in storage cavity
Pellet；
The bottom of the storage cavity is circular arc corresponding with the external diameter of the feed driver plate；In feed driver plate towards in storage cavity
The end face of side is provided with multiple shifting blocks, and the multiple shifting block is along external diameter for being fed driver plate etc. point distribution；The shifting block is provided with to be dialled upwards
That moves the particulate material stirs face, and the area for stirring face is can only to preserve an area for particulate material；
The face of stirring is provided with the discharging inclination angle for making particulate material be rolled out to discharging opening direction, stir face from be fed driver plate outer radial to
Expect that the inner side of driver plate and the front of rotation direction incline；The face of stirring is additionally provided with makes the shifting block carry taking for particulate material rising
It is with angle, stir face and inclined to the front of the inner side to storage cavity and feed driver plate rotation direction from driver plate end face is fed；
The discharging inclination angle for stirring face is that the point that the face of stirring is located on feed driver plate external diameter with the face of stirring rotates to driver plate is fed
Angle between the line at center, the angle at the inclination angle that discharges is 30 °~40 °；The carrying inclination angle for stirring face be the face of stirring with
Angle between feed driver plate axis line, the angle for carrying inclination angle is 7.5 °~15 °.
2. a kind of 3D printer particulate material feeding system according to claim 1, it is characterised in that the feed cavity outlet
Towards the direction opposite with the discharging opening；Storage cavity below the feed cavity is provided with makes particulate material enter the feed group
The beveled cone of disk.
3. a kind of 3D printer particulate material feeding system according to claim 1, it is characterised in that the feed driver plate by
One driver plate motor drives, and the driver plate motor is buncher, and the rotating speed of the driver plate is 10 revs/min~30
Rev/min.
4. a kind of 3D printer particulate material feeding system according to claim 1, it is characterised in that the particle materials quantitative
Feed tank includes storage bin, dish plate, feed driver, feed hopper, conveying gas circuit；The storage bin is one and is provided with slope shape
The warehouse of base plate, the slope shape base plate is inclined from the back upper place forward downward of storage bin, is provided with described in the front end of storage bin
Dish plate, the dish plate is moved back and forth along the preceding bulkhead of storage bin, and the upper end of the dish plate is provided with for being kept for described
The inclined-plane of pellet, the inclined-plane of the dish plate upper end is sloped downwardly in the preceding storehouse arm contact face, the dish plate
Thickness the inclined-plane of dish plate upper end is kept a particulate material in thickness direction；The upper end of the dish plate promotes described
Particulate material motion and falls into the feed hopper from the upper edge of bulkhead before the storage bin upwards, described in the feed driver drives
Dish plate is moved；The conveying gas circuit is provided with the feeding for connecting the feed hopper and the particulate material quantitative feeding case discharging opening
Pipe.
5. a kind of 3D printer particulate material feeding system according to claim 4, it is characterised in that before the storage bin
The feed bin baffle plate for preventing particulate material the past bulkhead from overflowing is provided with above bulkhead；
The feed driver includes gear, tooth bar and feed motor, and the feed motor is buncher, the feed motor
The pinion rotation, the tooth bar is driven to be fixedly mounted on the dish plate, the gear is by described in the rack drives
Dish plate is moved back and forth；The dish plate reciprocation period is 1.5 seconds~6 seconds；
The bulkhead that the preceding bulkhead of the storage bin is vertically oriented, the dish plate is vertically moved back and forth.
6. a kind of 3D printer particulate material feeding system according to claim 4, it is characterised in that the conveying gas circuit is also
Appendix including connection compressed air gas source and feed hopper, is provided with magnetic valve and pressure-reducing valve on the appendix.
7. a kind of 3D printer particulate material feeding system according to claim 1, it is characterised in that the feeding system bag
The many particulate material quantitative feeding casees are included, the discharging opening of many particulate materials quantitative feeding case is connected by bull gas path joint
Connect the gas transmission pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510668569.XA CN105150545B (en) | 2015-10-13 | 2015-10-13 | A kind of 3D printer particulate material feeding system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510668569.XA CN105150545B (en) | 2015-10-13 | 2015-10-13 | A kind of 3D printer particulate material feeding system |
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| Publication Number | Publication Date |
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| CN105150545A CN105150545A (en) | 2015-12-16 |
| CN105150545B true CN105150545B (en) | 2017-06-13 |
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| DE102016119849A1 (en) * | 2016-10-18 | 2018-04-19 | Cl Schutzrechtsverwaltungs Gmbh | Device for the additive production of three-dimensional components |
| CN107139481B (en) * | 2017-07-07 | 2019-05-17 | 江山合创快速制造技术有限公司 | A kind of 3D printing dusty material conveying device |
| CN109904102B (en) * | 2019-03-08 | 2019-12-10 | 常州回天新材料有限公司 | Particle feeding system for solar cell back film |
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| CN204054673U (en) * | 2014-09-12 | 2014-12-31 | 常州华森三维打印研究院有限公司 | A kind of pay-off of 3D printer |
| CN204505858U (en) * | 2015-03-23 | 2015-07-29 | 西安科技大学 | Particle feed screw extrusion 3 D-printing ejecting device |
| CN204687360U (en) * | 2015-03-05 | 2015-10-07 | 威海湛翌三维科技有限公司 | A kind of three-dimensional printer |
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| US20020149137A1 (en) * | 2001-04-12 | 2002-10-17 | Bor Zeng Jang | Layer manufacturing method and apparatus using full-area curing |
| US20060170128A1 (en) * | 2002-09-18 | 2006-08-03 | Aliments Breton | Animal feed in pellet form, process and apparatus for preparing same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204054673U (en) * | 2014-09-12 | 2014-12-31 | 常州华森三维打印研究院有限公司 | A kind of pay-off of 3D printer |
| CN204687360U (en) * | 2015-03-05 | 2015-10-07 | 威海湛翌三维科技有限公司 | A kind of three-dimensional printer |
| CN204505858U (en) * | 2015-03-23 | 2015-07-29 | 西安科技大学 | Particle feed screw extrusion 3 D-printing ejecting device |
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Effective date of registration: 20210425 Address after: 161000 Room 601, unit 2, building 4, Tieming Committee, Hongan street, Fularji District, Qiqihar City, Heilongjiang Province Patentee after: Zhou Jingchao Address before: 1701-1703, 37 nanmofang Road, Chaoyang District, Beijing Patentee before: BEIJING DUOBA TECHNOLOGY Co.,Ltd. |