CN106863786A - A kind of 3D printing rapidform machine has the material cylinder of quantitative blanking function - Google Patents
A kind of 3D printing rapidform machine has the material cylinder of quantitative blanking function Download PDFInfo
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- CN106863786A CN106863786A CN201710173712.7A CN201710173712A CN106863786A CN 106863786 A CN106863786 A CN 106863786A CN 201710173712 A CN201710173712 A CN 201710173712A CN 106863786 A CN106863786 A CN 106863786A
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- material cylinder
- disk roller
- cylinder
- feeding disk
- housing
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- 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
Abstract
The present invention relates to rapid shaping technique field, more particularly to a kind of 3D printing rapidform machine has the material cylinder of quantitative blanking function, lower half including material cylinder described in material cylinder is provided with inclined side plate, the material device that shakes is installed on inclined side plate, the cylinder cap of rotatable folding is provided with the top of material cylinder, the charging aperture for being connected with charging line is offered on the cylinder cap, on the first half of powder observation window is provided with the side wall of side plate homonymy, observation window is also equipped with the side plate of the latter half of material cylinder, the lower end of the material cylinder is provided with the discharging opening of strip, the discharge outlet is provided with doffer.The doffer that dock with laying device is installed in the lower end of material cylinder in the present invention, the doffer can according to the need for dusty material from 3D printing to conveying set amount in power spreading device, to avoid feeding from excessively causing the waste of material.
Description
Technical field
The present invention relates to rapid shaping technique field, more particularly to a kind of 3D printing rapidform machine has quantitative blanking work(
The material cylinder of energy.
Background technology
Rapid shaping technique is also known as rapid prototype manufacturing (Rapid Prototyping Manufacturing, abbreviation RPM)
Technology, is born in the later stage eighties 20th century, is a kind of high-new manufacturing technology based on material stacking method, it is considered to be nearly 20 years
To manufacture a great achievement in field.It collect mechanical engineering, CAD, reverse Engineering Technology, Layered Manufacturing Technology, Numeric Control Technology,
Material science, laser technology, automatically, directly, quickly and accurately by design philosophy can be changed into certain function
Prototype or directly manufacture part so that for the aspects such as part prototype, the verification of new design philosophy provide it is a kind of efficiently
The realization rate of low cost.That is, RP technique is exactly the data for utilizing three-dimensional CAD, by rapidform machine, will from level to level
Material stacking into physical prototypes.
It is, it is necessary to carry out quantitative control to material, to ensure stone to manufacture product or mould using rapid shaping technique
Uniformly be laid on print platform dusty material by device, and the waste of material is avoided as far as possible.
The content of the invention
The purpose of the present invention is to solve the shortcomings of the prior art, there is provided a kind of 3D printing rapidform machine has quantitatively to fall
Expect the material cylinder of function, the lower end of the material cylinder is provided with the doffer docked with laying device, and the doffer can be according to 3D
To the dusty material that set amount is conveyed in power spreading device the need for printing, to avoid feeding from excessively causing the waste of material.
To solve the above problems, the present invention provides following technical scheme：A kind of 3D printing rapidform machine has quantitatively to fall
Expect the material cylinder of function, including the lower half of material cylinder is provided with inclined side plate described in material cylinder, and the material device that shakes is provided with inclined side plate, expects
The cylinder cap of rotatable folding is provided with the top of cylinder, the charging aperture for being connected with charging line is offered on the cylinder cap, powder
Observation window is provided with the side wall of side plate homonymy on the first half, observation window is also equipped with the side plate of the latter half of material cylinder,
The lower end of the material cylinder is provided with the discharging opening of strip, and the discharge outlet is provided with doffer.
Further, the doffer includes housing, feeding disk roller and disk roller motor, and the housing passes through spiral shell
Bolt is fixedly connected with the mounting bar of the discharge outlet of material cylinder, and feeding disk roller is the level of state in housing, the feeding disk roller
Length with material cylinder strip discharging opening length it is consistent, several are evenly distributed with the outer wall of feeding disk roller along its axle
To the stock chest for extending, the upper end of housing is provided with charging window, and its lower end is provided with blanking window, and one end of feeding disk roller is worn
Go out housing to be connected with disk roller motor, disk roller motor is fixedly mounted on material cylinder.
Further, there are the material blocking block positioned at feeding disk roller both sides, the gear near the position of charging window in the housing
Material block is string configuration, and backgauge block length is at least identical with the length that feeding disk roller is placed in shell body.
Further, the friction plate being slidably matched with feeding disk roller outer wall, the friction plate and feeding are installed on material blocking block
The contact surface circle of position cylinder of disk roller.
Further, the scraper being provided with positioned at feeding disk roller side near the position of blanking window in the housing is filled
Put, the row brush arranged along feeding disk roller length direction is provided with the scraper.
Further, the bottom land of the stock chest is arc-shaped structure.
Beneficial effect：A kind of 3D printing rapidform machine of the invention has the material cylinder of quantitative blanking function, under material cylinder
End is provided with the doffer that is docked with laying device, the doffer can according to the need for 3D printing to defeated in power spreading device
The dusty material of set amount is sent, to avoid feeding from excessively causing the waste of material.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the invention；
Fig. 2 is side view of the invention；
Fig. 3 is top view of the invention；
Fig. 4 is the cooperation position schematic diagram that material cylinder and laying device are loaded in the present invention；
Fig. 5 is the dimensional structure diagram one of material cylinder in the present invention；
Fig. 6 is the dimensional structure diagram two of material cylinder in the present invention；
Fig. 7 is the sectional view of material cylinder in the present invention；
Fig. 8 is the dimensional decomposition structure diagram one of material cylinder in the present invention；
Fig. 9 is the dimensional decomposition structure diagram two of material cylinder in the present invention；
Figure 10 is the enlarged diagram at A in Fig. 7；
Figure 11 is the dimensional decomposition structure diagram of doffer in the present invention；
Figure 12 is the three-dimensional broken section structural representation of feeding disk roller in the present invention；
Figure 13 is the dimensional decomposition structure diagram of material blocking block in the present invention；
Figure 14 is the cooperation position schematic diagram for printing stone lazy-tongs and material cylinder in the present invention under installment state；
Figure 15 is the scheme of installation of printing stone lazy-tongs in the present invention；
Figure 16 is the dimensional structure diagram of laying device in the present invention；
Figure 17 is the cooperation position schematic diagram of powder reclaiming device and Z axis drive device under installment state in the present invention；
Figure 18 is the dimensional structure diagram of powder reclaiming device and Z axis drive device in the present invention；
Figure 19 is the dimensional structure diagram one of powder reclaiming device in the present invention；
Figure 20 is the dimensional structure diagram two of powder reclaiming device in the present invention；
Figure 21 is the dimensional decomposition structure diagram of powder reclaiming device in the present invention；
Figure 22 is the sectional perspective cross section structure diagram in interim material cabin in the present invention；
Description of reference numerals：Lower bearing bracket 1, upper spider 2, side frame 3, Y-axis drives guide rail 4, and Y-axis slide unit 4a, X-axis drives and leads
Rail 5, horizontal mounting plate 5a, support 5b, Z axis drive device 6, rectangular cover 6a, print platform 7, print head assembly 8, doffer
9, housing 9a, feed window 9a1, blanking window 9a2, feeding disk roller 9b, stock chest 9b1, disk roller motor 9c, material blocking block
9d, friction plate 9d1, scraper 9e, row brush 9e1, laying device 10, stone box 10a, powdering mouthful 10a1, binder surface 10a2 are pushed away
Charge level 10a3, connecting plate 10b, powder laying platform 11, side shield 11a, end-stopping plate 11b, print window 11c, powder recovery port
11d, interim material cabin 12, the first nacelle 12a, the second nacelle 12b, the 3rd nacelle 12c, the 4th nacelle 12d, the 5th nacelle 12e, on
Cover plate 12f, pipe joint 12g, expect cylinder 13, and inclined side plate 13a, observation window 13b, cylinder cap 13c shake and expect device 14, oscillating plate
14a。
Specific embodiment
With reference to Figure of description and embodiment, specific embodiment of the invention is described in further detail：
Referring to figs. 1 to a kind of 3D printing rapidform machine based on precoated sand material shown in Fig. 4, including frame, material cylinder
13rd, printing transmission device, printing stone lazy-tongs and powder reclaiming device, frame include lower bearing bracket 1, upper spider 2 and side
Frame 3, the printing transmission device includes that being provided with Y-axis drives guide rail 4, X-axis to drive guide rail 5 and Z axis drive device 6, Y-axis to drive and lead
Rail 4 is fixedly mounted on upper spider 2, and X-axis drives guide rail 5 to be arranged on Y-axis and drives on guide rail 4, and Z axis drive device 6 is arranged on upper
Between frame 2 and lower bearing bracket 1, it is provided with the Z axis drive device 6 horizontally disposed and can beating in the movement of Z-direction direction
Print platform 7, printing stone lazy-tongs include driving the print head assembly 8 that can be moved along X-direction on guide rail 5 installed in X-axis
And drive the laying device 10 on guide rail 4, laying device 10 to drive guide rail 5 to be arranged in parallel and in Y with X-axis installed in Y-axis
Drive guide rail 5 to be synchronized with the movement with X-axis on direction of principal axis, material cylinder 13 is arranged on side frame 3 in vertical state, expect going out for the bottom of cylinder 13
Doffer 9 is installed, laying device 10 is when Y direction is moved to below material cylinder 13 just to doffer 9 at material mouth
Lower end, powder reclaiming device is arranged on upper spider 2 and wraps Y-axis and drives guide rail 4, and powder reclaiming device is provided with horizontally disposed
Powder laying platform 11, powder laying platform 11 is provided with the print window 11c directly over print platform 7, powder paving
If the lower section of platform 11 is provided with the interim material cabin 12 for being centered around the periphery of Z axis drive device 6.
To shown in Fig. 9, the lower half of the material cylinder 13 is provided with inclined side plate 13a to reference picture 4, is installed on inclined side plate 13a
There is the material device 14 that shakes, the material device 14 that shakes is provided with the oscillating plate 14a being inserted into inside material cylinder 13, the material device 14 that shakes drives vibration
Plate 14a is vibrated with certain frequency, the discharging to enable the precoated sand material in material cylinder 13 to move downward and by expecting cylinder 13
Mouthful enter into doffer 9, it is to avoid the precoated sand material of the material discharging opening of cylinder 13 is excessively closely knit and smoothly can not enter into
In material device 9, stone is smooth in packet printing process.
The top of the material cylinder 13 is provided with the cylinder cap 13c of rotatable folding, offered on cylinder cap 13c for feed pipe
The charging aperture of road connection.
Observation window 13b is provided with the side wall of side plate homonymy on the first half of the powder, observation window 13b is used for people
Doses in work observation material cylinder 13, the observation window positioned at top half is mainly starting when print job prepares for artificial
The doses being initially added in observation material cylinder 13.
Observation window 13b is also equipped with the side plate of the latter half of the material cylinder 13, the observation window on side plate is equally used for
Doses in observation material cylinder 13, to supplement precoated sand material in time when expecting that doses is not enough in cylinder 13.
The lower end of the material cylinder 13 is provided with the discharging opening of strip, and the edge of the discharging opening is provided with for installing blanking dress
Put 9 mounting bar, the feed end of doffer 9 is fixedly connected by bolt with mounting bar, with cause doffer 9 inner chamber with
Expect the inner space of cylinder 13.
The doffer 9 includes housing 9a, feeding disk roller 9b and disk roller motor 9c, the housing 9a pass through spiral shell
Bolt is fixedly connected with the mounting bar of the discharge outlet of material cylinder 13, and feeding disk roller 9b is the level of state in housing 9a, and this send
The length of material disk roller 9b is consistent with the length of the discharging opening of the strip of material cylinder 13, is evenly distributed with the outer wall of feeding disk roller 9b
Several are provided with charging window 9a1 along its axially extending stock chest 9b1, the upper end of housing 9a, and its lower end is provided with blanking
One end of window 9a2, feeding disk roller 9b pass housing 9a and disk roller motor 9c and are connected.
The disk roller motor 9c can be directly installed on housing 9a, in order to improve the module of the doffer 9
Change, be easy to it to realize integral demounting relative to material cylinder 13.
Certainly, disk roller motor 9c can also be arranged on material cylinder 13 or side frame 3, and disk roller motor 9c's is defeated
Go out end to be connected with the belt wheel transmission installed in feeding disk roller 9b ends by Timing Belt.
There are the material blocking block 9d positioned at feeding disk roller 9b both sides, the gear near the position of charging window 9a1 in the housing 9a
Material block 9d is string configuration, and backgauge block length 9d is at least identical with the length that feeding disk roller 9b is placed in shell body.Material blocking block
The effect of 9d is directly entered by blanking window 9a2 without quantitative control after preventing precoated sand material from entering into housing 9a
To in laying device 10, make the thickness of stone uncontrollable, be that material recovery brings pressure while causing the waste of material.
It should be noted that due to being provided with stock chest 9b1 on feeding disk roller 9b, and the effect of material blocking block 9d is to prevent from covering
Film sand material material is directly moved from the two lateral blanking window 9a2 directions of feeding disk roller 9b, rather than only by stock chest 9b1 realities
Now to should avoid leaving gap between the quantitative conveying in blanking window 9a2 directions, therefore material blocking block 9d and feeding disk roller 9b, and
Due to being provided with stock chest 9b1 on feeding disk roller 9b, slided with it and rubbed if material blocking block 9d abuts directly on feeding disk roller 9b outer walls
Wipe, the edge of stock chest 9b1 will certainly be caused to wear and tear or burst apart, and then cause the capacity of stock chest 9b1 to change, lead
Cause the uncontrollable of stock chest 9b1 storing amounts.
Therefore, the friction plate 9d1 being slidably matched with feeding disk roller 9b outer walls, friction plate 9d1 are installed on material blocking block 9d
With the contact surface circle of position cylinder of feeding disk roller 9b.The material of friction plate 9d1 can be for rubber, plastics or with self-lubricating function
Nylon material.
Further, rotated one week with feeding disk roller 9b, the amount of the precoated sand material of all stock chest 9b1 transports is for once
Blanking amount, if moved in blanking operation lower section stock chest 9b1 in there is a small amount of precoated sand to be attached in groove can not be smooth
Entered into laying device 10 by blanking window 9a2, then the blanking amount of doffer 9 can be made unstable.
Therefore, the position of close blanking window 9a2 is provided with the scraper positioned at feeding disk roller 9b sides in the housing 9a
Device 9e, is provided with the row brush 9e1 arranged along feeding disk roller 9b length directions on scraper 9e, row brush 9e1 is used for will
The material not dropped in stock chest 9b1 is scraped off, to have ensured the blanking amount stabilization of doffer 9.Row brush 9e1 can be hairbrush
It is made, or other materials is made.
Further, although precoated sand can will be adhered to by scraper 9e in stock chest 9b1 and scraped off, certainly still
It is necessary to optimize design to the trough body structure of stock chest 9b1, so that precoated sand is not easy being attached in stock chest 9b1,
Remained with not having precoated sand material in scraper 9e packaging stock chests 9b1 coordinating.
Therefore, the bottom land of the stock chest 9b1 is arc-shaped structure.There is no turning in the stock chest 9b1 of arc-shaped structure,
Precoated sand would not be squeezed in the corner and can not smoothly fall.
Necessity on stock chest 9b1 structure optimizations, is provided with to be slided with feeding disk roller 9b on useful material blocking block 9d and rubs
The friction plate 9d1 of wiping, therefore have the stock chest 9b1 of precoated sand material when by friction plate 9d1 overlay areas, friction plate
Can be pressed on precoated sand in stock chest 9b1 by 9d1, if the precoated sand for having turning, corner in stock chest 9b1 is not easy
Fall.
Reference picture 14 is double-rail configuration to Y-axis drives guide rail 4 shown in Figure 16, in the present invention, includes the track of Y-axis first
With the track of Y-axis second, Y-axis slide unit a 4a, two Y are provided with by sliding block respectively on the track of Y-axis first and the track of Y-axis second
A horizontal mounting plate 5a is had between axle slide unit 4a, the length direction of horizontal mounting plate 5a is perpendicular to Y direction, X-axis
Guide rail 5 is driven to be arranged on horizontal mounting plate 5a, the two ends of laying device 10 are fixedly connected with a Y-axis slide unit 4a respectively.
The X-axis drives the support 5b that be provided with guide rail 5 and can be moved in Y direction, and print head assembly 8 is arranged on should
On support 5b.
The laying device 10 includes the stone box 10a of open upper end and the connection installed in stone box 10a two ends
Plate 10b, each connecting plate 10b are fixedly connected with a Y-axis slide unit 4a respectively, and the lower end of stone box 10a is provided with a strip
Powdering mouthful 10a1.
In order to precoated sand can be uniformly laid on powder laying platform 11 during ensureing stone, under stone box 10a
End is designed as inverted trapezoidal structure, i.e., the width for more down extending stone box 10a is narrower, and inverted trapezoidal structure can ensure stone box
The lower end of 10a has certain width, and to form binder surface 10a2, powdering mouthful 10a1 is located at the center line position of binder surface 10a2
Put, gap is that can only accommodate one layer of thickness of precoated sand material, inverted trapezoidal knot between binder surface 10a2 and powder laying platform 11
Structure can also form the pusher face 10a3 positioned at the binder surface 10a2 left and right sides, and pusher face 10a3 is during stone along paving point
Powder is laid precoated sand material unnecessary on platform 11 and pushed forward by the box direction of motion.
In order to the precoated sand material ensured in stone box 10a smoothly can fall from powdering mouthful 10a1, stone box 10a
With inner chamber wide at the top and narrow at the bottom, it is the width of powdering mouthful 10a1 that the inner chamber lower end is most narrow.
To shown in Figure 22, powder reclaiming device includes two sides being fixedly mounted on powder laying platform 11 to reference picture 17
Baffle plate 11a and two end-stopping plate 11b, two side shield 11a are arranged on Y-axis and drive the inner side of guide rail 4 and prolong along Y direction
Stretch, two spacing of side shield 11a are more than range of the print head assembly 8 in X-direction, two end-stopping plate 11b difference
Being arranged on Y-axis drives the distance between track rear and front end, two end baffles more than printing stone lazy-tongs in Y-axis side
To range.
Two sidepiece baffle plates and two zones of action of the region more than printing stone lazy-tongs in end baffle besieged city, i.e.,
Print the region of stone, it is to avoid precoated sand material is scattering into outside equipment, it is to avoid waste of material, also allows for the recovery of material.
The print window 11c is located in the region that side shield 11a and end-stopping plate 11b encircles a city, and print window 11c is rectangle
Window.
The Z axis drive device 6 is provided with the rectangular cover 6a immediately below print window 11c, and rectangular cover 6a is by four
Side plate is encircled a city, and print platform 7 is slidably fitted in rectangular cover 6a, and sealing is provided between print platform 7 and rectangular cover 6a inwalls
Bar.
The upper end of the rectangular cover 6a is inserted into print window 11c, and upper surface and the powder of rectangular cover 6a lay platform
11 upper surface flush, is fitted close between the upper end outside of rectangular cover 6a and print window 11c.
The powder recovery port 11c on displacement print window 11c peripheries is provided with powder laying platform 11, it is described interim
Expect the open upper end in cabin 12 and connected with powder recovery port 11c.
The interim material cabin 12 includes and is centered around rectangular cover 6a outsides and interconnected the first nacelle 12a, second
Nacelle 12b, the 3rd nacelle 12c and the 4th nacelle 12d, the first nacelle 12a and the 3rd nacelle 12c be arranged in parallel, the second nacelle 12b
It is be arranged in parallel with the 4th nacelle 12d, the bottom of the second nacelle 12b and the 4th nacelle 12d inclines to the same side, the 3rd nacelle
The bottom of 12c is domes, and the two ends of the domes are respectively to the second nacelle 12b and a high position for the 4th nacelle 12d bottoms
Incline, the low level of the second nacelle 12b and the 4th nacelle 12d bottoms is inclined to the first nacelle 12a sides.
Due to the design feature in whole interim material cabin 12, the precoated sand material for entering into interim material cabin 12 is concentrated in first
The bottom of nacelle 12a, for the ease of reclaiming, be also provided with being connected with the first nacelle 12a in the bottom of the first nacelle 12a the
Five nacelle 12e, the 5th nacelle 12e are inverted triangular structure, and the bottom of the 5th nacelle 12e is provided with for reclaiming overlay film sand material
The pipe joint 12g of material.
The upper end in the interim material cabin 12 is also equipped with upper cover plate 12f, the first nacelle 12a, the second nacelle 12b,
The upper end of three nacelle 12c and the 4th nacelle 12d is opened wide, and is provided with upper cover plate 12f and the second nacelle 12b, the 3rd nacelle
The powder recovery port 11c of 12c and the 4th nacelle 12d connections, the powder recovery port 11c on upper cover plate 12f lays platform with powder
Powder recovery port 11c on 11 is corresponded, and all powder recovery port 11c are strip rectangular opening.
The above, is only presently preferred embodiments of the present invention, not makes any limit to technical scope of the invention
System, therefore every any trickle amendment, equivalent variations and modification made to above example according to technical spirit of the invention,
Still fall within the range of technical scheme.
Claims (6)
1. a kind of 3D printing rapidform machine has a material cylinder of quantitative blanking function, including material cylinder (13) it is characterized in that：It is described
The lower half of material cylinder (13) is provided with inclined side plate (13a), and material device (14) that shakes, material cylinder (13) are provided with inclined side plate (13a)
Top be provided with the cylinder cap (13c) of rotatable folding, the charging for being connected with charging line is offered on the cylinder cap (13c)
Mouthful, it is provided with observation window (13b), the side plate of the latter half of material cylinder (13) with the side wall of side plate homonymy on the first half of powder
On be also equipped with observation window (13b), the lower end of the material cylinder (13) is provided with the discharging opening of strip, and the discharge outlet is provided with
Material device (9).
2. a kind of 3D printing rapidform machine according to claim 1 has the material cylinder of quantitative blanking function, and its feature exists
In：The doffer (9) includes housing (9a), feeding disk roller (9b) and disk roller motor (9c), the housing (9a)
It is fixedly connected with the mounting bar of the discharge outlet of material cylinder (13) by bolt, feeding disk roller (9b) is the level of state installed in housing
In (9a), the length of the feeding disk roller (9b) is consistent with the length of the discharging opening of the strip of material cylinder (13), feeding disk roller (9b)
Outer wall on be evenly distributed with several along its axially extending stock chest (9b1), the upper end of housing (9a) is provided with charging window
Mouth (9a1), its lower end is provided with blanking window (9a2), and one end of feeding disk roller (9b) passes housing (9a) and drives electricity with disk roller
Machine (9c) is connected, and disk roller motor (9c) is fixedly mounted on material cylinder (13).
3. a kind of 3D printing rapidform machine according to claim 2 has the material cylinder of quantitative blanking function, and its feature exists
In：There is the material blocking block (9d) positioned at feeding disk roller (9b) both sides near the position of charging window (9a1) in the housing (9a), should
Material blocking block (9d) is string configuration, the length phase that material blocking block (9d) length is at least placed in shell body with feeding disk roller (9b)
Together.
4. a kind of 3D printing rapidform machine according to claim 3 has the material cylinder of quantitative blanking function, and its feature exists
In：The friction plate (9d1) being slidably matched with feeding disk roller (9b) outer wall is installed on material blocking block (9d), the friction plate (9d1) with
The contact surface circle of position cylinder of feeding disk roller (9b).
5. a kind of 3D printing rapidform machine according to claim 2 has the material cylinder of quantitative blanking function, and its feature exists
In：The position of close blanking window (9a2) is provided with the scraper positioned at feeding disk roller (9b) side in the housing (9a)
(9e), is provided with the row brush (9e1) arranged along feeding disk roller (9b) length direction on the scraper (9e).
6. a kind of 3D printing rapidform machine according to claim 1,2,3,4 or 5 has the material cylinder of quantitative blanking function,
It is characterized in that：The bottom land of the stock chest (9b1) is arc-shaped structure.
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| CN201710173712.7A CN106863786A (en) | 2017-03-22 | 2017-03-22 | A kind of 3D printing rapidform machine has the material cylinder of quantitative blanking function |
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| CN201710173712.7A CN106863786A (en) | 2017-03-22 | 2017-03-22 | A kind of 3D printing rapidform machine has the material cylinder of quantitative blanking function |
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| CN107322753A (en) * | 2017-06-22 | 2017-11-07 | 芜湖纯元光电设备技术有限公司 | A kind of 3D ceramic printers with observation device |
| CN108262477A (en) * | 2018-04-16 | 2018-07-10 | 安徽机电职业技术学院 | A kind of powdering mechanism of the 3D printer of sector structure |
| CN108296483A (en) * | 2017-12-14 | 2018-07-20 | 苏州倍丰激光科技有限公司 | A kind of continuous powder deposition printing device |
| CN108500272A (en) * | 2018-05-22 | 2018-09-07 | 张梦如 | A kind of multistation 3D printing device |
| CN110539489A (en) * | 2019-09-15 | 2019-12-06 | 安徽卓锐三维科技有限公司 | circulation feeding equipment with powder recovery function |
| CN111318645A (en) * | 2020-04-02 | 2020-06-23 | 肇庆学院 | 3D prints sanding mechanism |
| CN111375768A (en) * | 2020-04-14 | 2020-07-07 | 罗哲 | Automatic powder material blanking device of powder metallurgy equipment |
| CN113324243A (en) * | 2021-05-31 | 2021-08-31 | 浙江物产环能浦江热电有限公司 | Protection plate for coal dropping port of circulating fluidized bed boiler and preparation device and preparation method thereof |
| CN115056484A (en) * | 2022-06-07 | 2022-09-16 | 爱司凯科技股份有限公司 | Quantitative adjustable 3D prints and spreads powder structure |
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| CN108500272A (en) * | 2018-05-22 | 2018-09-07 | 张梦如 | A kind of multistation 3D printing device |
| CN110539489A (en) * | 2019-09-15 | 2019-12-06 | 安徽卓锐三维科技有限公司 | circulation feeding equipment with powder recovery function |
| CN111318645A (en) * | 2020-04-02 | 2020-06-23 | 肇庆学院 | 3D prints sanding mechanism |
| CN111375768A (en) * | 2020-04-14 | 2020-07-07 | 罗哲 | Automatic powder material blanking device of powder metallurgy equipment |
| CN113324243A (en) * | 2021-05-31 | 2021-08-31 | 浙江物产环能浦江热电有限公司 | Protection plate for coal dropping port of circulating fluidized bed boiler and preparation device and preparation method thereof |
| CN115056484A (en) * | 2022-06-07 | 2022-09-16 | 爱司凯科技股份有限公司 | Quantitative adjustable 3D prints and spreads powder structure |
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Application publication date: 20170620 |