CN209141447U - A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies - Google Patents
A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies Download PDFInfo
- Publication number
- CN209141447U CN209141447U CN201822111335.7U CN201822111335U CN209141447U CN 209141447 U CN209141447 U CN 209141447U CN 201822111335 U CN201822111335 U CN 201822111335U CN 209141447 U CN209141447 U CN 209141447U
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- powder
- piston
- sealing
- guide roller
- steel band
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- 239000000843 powder Substances 0.000 title claims abstract description 107
- 238000010146 3D printing Methods 0.000 title claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 80
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 9
- 239000000203 mixture Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000000110 selective laser sintering Methods 0.000 description 1
Abstract
A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies, it is related to cantilevered powder feeder unit.The utility model solves the problems, such as 3D printing powder supplies powder feeder unit, and structure is complicated, space utilization rate is low and assembly process process is poor, Precision adjustment is inconvenient.Sealing piston is mounted on sliding block by connecting bracket, sliding block link block and sliding block are affixed, two guide roller fixed frames 31 are symmetrically packed in the two sides of sliding block link block, one end of guide roller motion bar is connected with the lower rotational of a corresponding guide roller fixed frame, three steel band guide rollers are mounted between two guide roller fixed frames, the other end of two guide roller motion bars is equipped with a remaining steel band guide roller, one end of tension spring is connected with corresponding guide roller motion bar, the other end of tension spring is connect with sliding block link block, sealing steel band is successively wrapped on four steel band guide rollers, the other end of sealing steel band is fixed on the intracorporal lower end of powder supply shell.The utility model is used for 3D printing powder powder supply.
Description
Technical field
The utility model relates to a kind of adjustable cantilevered powder feeder units for 3D printing powder supplies, belong to 3D printing
Technical field.
Background technique
Selective Laser Sintering (abbreviation SLS technology) is a kind of 3D printing technique that stock utilization is high, consumption
Material type is powder, and because of the higher formed precision requirement of industrial products, biggish compact dimensions demand, current SLS technology is main
Applied to high-precision large scale industry 3D printing equipment, most industrial machine usually emphasizes precision and efficiency, so higher structure
The requirement of rigidity and stability makes the redundancy of the structure size of industrial equipment usually larger, and it is larger that this also has led to weight
And space utilization rate is lower, all has very high requirement simultaneously for processing and manufacturing precision and assembly technology and precision.
And be to adapt to civil nature product to the low cost of equipment, lightweight and the demand of miniaturization, using industrial machine
Structure type is often difficult to cost and is difficult to control and debugs the production cycle be difficult to shorten, and is unfavorable for cost control；It is civilian simultaneously
Change equipment to be related to moving the use condition that frequent operating condition is different from industrial equipment, existing industrial structure is difficult to adapt to high frequency
The maintenance and adjustment demand of rate, the ease-to-operate without Precision adjustment；And the powder supply structure of industrial equipment is grasped in maintenance
More demanding in the property made, above is all the reason of industrial structure is difficult to suitable device civil nature.
To sum up, structure is complicated, space utilization rate is low and assembly process process for existing 3D printing powder supplies powder feeder unit
Difference, Precision adjustment are inconvenient.
Utility model content
The utility model be solve existing 3D printing powder supplies powder feeder unit structure is complicated, space utilization rate is low and
Assembly process process is poor, Precision adjustment inconvenience problem, and then provides a kind of adjustable cantilever for 3D printing powder supplies
Formula powder feeder unit.
The utility model adopts the technical scheme that solve above-mentioned technical problem:
The adjustable cantilevered powder feeder unit for 3D printing powder supplies of the utility model includes mobile assembly 1, close
Piston 2, connecting bracket 3 and powder supply shell 4 are sealed, mobile assembly 1 is located at the side of powder supply shell 4, and mobile assembly 1 includes on guide rail
Fixed block 15, shaft coupling 16, motor rack 17, motor 18 and two straight lines under fixed block 11, ball-screw 13, sliding block 14, guide rail
Guide rail 12, ball-screw 13 and two linear guides 12 are vertically installed under fixed block 11 and guide rail between fixed block 15, sliding
Block 14 is installed in two linear guides 12 and is threadedly coupled with ball-screw 13, and motor 18 is mounted on guide rail by motor rack 17
On lower fixed block 15, the output shaft of motor 18 is connect by shaft coupling 16 with ball-screw 13, and sealing piston 2 passes through connecting bracket
3 are mounted on sliding block 14, and sealing piston 2 and connecting bracket 3 are respectively positioned in powder supply shell 4, and connecting bracket 3 includes sliding block link block
33,32, two tension springs 34 of the guide roller fixed frame 31, four of steel band 36, two steel band guide roller and two guide roller activities are sealed
Bar 35, sliding block link block 33 and sliding block 14 are affixed, and powder supply shell 4 towards processing on the side of mobile assembly 1 along its length
There is strip groove, two guide roller fixed frames 31 are symmetrically packed in the two sides of sliding block link block 33, one end of guide roller motion bar 35
It is connected with the lower rotational of a corresponding guide roller fixed frame 31, three steel band guide rollers 32 are mounted on two guide rollers and fix
Between frame 31, the other end of two guide roller motion bars 35 is equipped with a remaining steel band guide roller 32, one end of tension spring 34
It is connected with corresponding guide roller motion bar 35, the other end of tension spring 34 is connect with sliding block link block 33, seals one end of steel band 36
It is fixed on the upper end in powder supply shell 4, sealing steel band 36 is successively wrapped on four steel band guide rollers 32, sealing steel band 36
The other end is fixed on the lower end in powder supply shell 4, and under guide rail on fixed block 15, sealing steel band 36 is for sealing powder supply shell 4
On strip groove.
In one embodiment, sealing piston 2 is made of piston body and sealing clamp device, and piston body includes piston top
Plate 21, sealing felt 22 and piston bottom plate 23 seal felt 22 on the edge between piston head plate 21 and piston bottom plate 23,
Sealing clamp device is located in the space that piston head plate 21, sealing felt 22 and piston bottom plate 23 enclose, piston head plate 21 and work
Plug bottom plate 23 is bolted.
In one embodiment, sealing clamp device includes adjustment bolt 27, center leaf spring 28 and four Anchor plate kits,
Anchor plate kit includes outer side plate 25, interior side plate 210,211, two outside pressure plate cushion blocks 24 of pressure spring group and two interior side plates
Cushion block 29, the upper and lower end face of outer side plate 25 are provided with an outside pressure plate cushion block 24, and the upper and lower end face of interior side plate 210 is equal
It is provided with an inside pressure plate cushion block 29, there are two lead for processing in its width direction for outer side plate 25 and interior side plate 210
To strip groove, outer side plate 25 and interior side plate 210 pass through two 26 guide and limits of guide blot, outer side plate 25 and inside
Pressure spring group 211 is provided between pressing plate 210, the outer of outer side plate 25 is in contact with corresponding sealing felt 22, interior side plate
210 inside is in contact with center leaf spring 28.
In one embodiment, the cross section of powder supply shell 4 is regular quadrangle, and sealing piston 2 is regular quadrangle piston.
In one embodiment, guide roller fixed frame 31 is L shape fixed frame, the both ends and corner of guide roller fixed frame 31
It is provided with a bearing, the both ends of three steel band guide rollers 32 are mounted on two guide roller fixed frames 31 by bearing.
In one embodiment, connecting bracket 3 further includes two piston support frames 37, and two piston support frames 37 are symmetrical
It is packed in the middle part of 33 two sides of sliding block link block, sealing piston 2 is packed on the upper surface of two piston support frames 37.
In one embodiment, the upper and lower end face of interior side plate 210 and inside pressure plate cushion block 29 pass through connecting pin screw thread
Connection.
In one embodiment, the upper and lower end face of outer side plate 25 is connected with outside pressure plate cushion block 24 by connecting pin screw thread
It connects.
In one embodiment, the quantity of spring is three in pressure spring group 211, between three springs of pressure spring group 211
It is arranged in parallel.
In one embodiment, sealing piston 2 further includes multiple supporting pins 212, and the lower end surface of supporting pin 212 is supported on
On the upper surface of piston bottom plate 23, it is threadedly coupled between the top and piston head plate 21 of supporting pin 212.
The utility model has the advantages that compared with prior art
The powder supply shell of the adjustable cantilevered powder feeder unit for 3D printing powder supplies of the utility model is used and is opened
The design of formula structure is put, the whole module as powder supply function is a fully functional component, and structure is independent, with existing printing
Powder supplies powder feeder unit is non-dismountable to be compared, and is easy to separate and install from other structures, when use can be improved space utilization
Rate, remove can it is convenient for cleaning with maintenance, while to the accuracy of manufacture of part require it is low, assembly process process is good, in separate state
It is easy to realize the adjusting of powder chamber sealing in the state of completing down and with relevant device assembly, realizes and be realized with a low cost powder consumption
The sealing of material equipment powder chamber；
The adjustable cantilevered powder feeder unit for 3D printing powder supplies of the utility model is using mobile assembly control
Sealing piston is mobile, and feeding coal is accurate, and stability is good, and sealing steel band is completely covered at the strip groove of sealing powder supply shell, close
Envelope property is good.
Detailed description of the invention
Fig. 1 is the solid of the structure of the adjustable cantilevered powder feeder unit for 3D printing powder supplies of the utility model
Scheme (not including powder supply shell 4)；
Fig. 2 is the three-dimensional structure diagram of mobile assembly 1 in specific embodiment of the present utility model one；
Fig. 3 is the stereochemical structure of sealing piston 2 in specific embodiment of the present utility model three and specific embodiment four
Figure；
Fig. 4 be the top view of sealing piston 2 in specific embodiment of the present utility model three and specific embodiment four (no
Including piston head plate 21)；
Fig. 5 is 3 three-dimensional structure diagram of connecting bracket in specific embodiment of the present utility model one；
Fig. 6 is connecting bracket 3 and mobile 1 connection structure diagram of assembly in specific embodiment of the present utility model one；
Fig. 7 is that the overall structure of the adjustable cantilevered powder feeder unit for 3D printing powder supplies of the utility model is vertical
Body schematic diagram.
Specific embodiment
Specific embodiment 1: present embodiment is hanged for the adjustable of 3D printing powder supplies as shown in Fig. 1~7
Arm-type powder feeder unit includes mobile assembly 1, sealing piston 2, connecting bracket 3 and powder supply shell 4, and mobile assembly 1 is located at powder supply shell
The side of body 4, mobile assembly 1 include fixed block 15, shaft coupling under fixed block 11, ball-screw 13, sliding block 14, guide rail on guide rail
16, motor rack 17, motor 18 and two linear guides 12, ball-screw 13 and two linear guides 12 are vertically installed at fixation
Under block 11 and guide rail between fixed block 15, sliding block 14 is installed in two linear guides 12 and is threadedly coupled with ball-screw 13,
Motor 18 is mounted under guide rail on fixed block 15 by motor rack 17, and the output shaft of motor 18 passes through shaft coupling 16 and ball-screw
13 connections, sealing piston 2 are mounted on sliding block 14 by connecting bracket 3, and sealing piston 2 and connecting bracket 3 are respectively positioned on powder supply shell
In body 4, connecting bracket 3 includes sliding block link block 33, the sealing guide roller fixed frame 31, four of steel band 36, two steel band guide roller
32, two tension springs 34 and two guide roller motion bars 35, sliding block link block 33 and sliding block 14 are affixed, and powder supply shell 4 is towards movement
Strip groove is machined on the side of assembly 1 along its length, two guide roller fixed frames 31 are symmetrically packed in sliding block link block
33 two sides, one end of guide roller motion bar 35 are connected with the lower rotational of a corresponding guide roller fixed frame 31, three steel
Band guide roller 32 is mounted between two guide roller fixed frames 31, and the other end of two guide roller motion bars 35 is equipped with remaining
One steel band guide roller 32, one end of tension spring 34 are connected with corresponding guide roller motion bar 35, the other end and sliding block of tension spring 34
Link block 33 connects, and one end of sealing steel band 36 is fixed on the upper end in powder supply shell 4, and sealing steel band 36 is successively wrapped in four
On a steel band guide roller 32, the other end of sealing steel band 36 is fixed on the lower end in powder supply shell 4, fixed block 15 under guide rail
On, sealing steel band 36 is used to seal the strip groove on powder supply shell 4.
The position of the adjustable remaining steel band guide roller 32 of effect of tension spring 34, to adjust sealing steel band
36 tensioning degree.
Specific embodiment 2: as shown in Figure 3 and Figure 4, present embodiment sealing piston 2 is filled by piston body and sealing clamp
Composition is set, piston body includes piston head plate 21, sealing felt 22 and piston bottom plate 23, and sealing felt 22 is located at 21 He of piston head plate
On edge between piston bottom plate 23, sealing clamp device is located at piston head plate 21, sealing felt 22 and piston bottom plate 23 and encloses
Space in, piston head plate 21 and piston bottom plate 23 are bolted.It is designed in this way, sealing felt 22 can play and powder supply
4 sealing function of shell.Other compositions and connection relationship are same as the specific embodiment one.
Specific embodiment 3: as shown in Figure 3 and Figure 4, present embodiment sealing clamp device include adjustment bolt 27, in
Core spring 28 and four Anchor plate kits, Anchor plate kit include 211, two outer side plate 25, interior side plate 210, pressure spring group outsides
Pressure plate cushion block 24 and two inside pressure plate cushion blocks 29, the upper and lower end face of outer side plate 25 are provided with an outside pressure plate cushion block
24, the upper and lower end face of interior side plate 210 is provided with an inside pressure plate cushion block 29,210 edge of outer side plate 25 and interior side plate
Processing is there are two strip groove is oriented in its width direction, and outer side plate 25 and interior side plate 210 are by two guide blots
26 guide and limits, are provided with pressure spring group 211 between outer side plate 25 and interior side plate 210, the outer of outer side plate 25 with it is corresponding
Sealing felt 22 be in contact, the inside of interior side plate 210 is in contact with center leaf spring 28.It is designed in this way, sealing piston 2 is installed
When, first turn adjustment bolt 27 adjusts pretightning force to minimum, so that sealing piston 2 and powder supply shell 4 are in clearance fit state,
Convenient for the assembly of sealing piston 2 and 3 structure of connecting bracket, assembles rear turn adjustment bolt 27 and adjust in sealing piston 2
Between sealing felt 22 and powder chamber 4 pressure to reasonable pressure, the sealing state of sealing piston 2 is adjusted by adjusting bolt 27.
Other compositions and connection relationship are identical with embodiment two.
Specific embodiment 4: as shown in Figure 1 and Figure 7, the cross section of present embodiment powder supply shell 4 is regular quadrangle,
Sealing piston 2 is regular quadrangle piston.It is designed in this way, during laser sintered, laser passes through effectively sweeping after field lens
Retouching region is circle, selects inscribed regular quadrangle as actual scanning working region, can maximize effectively sweeping for covering laser
Region is retouched, in addition regular quadrangle can save the integral layout of the exterior space of powder supply shell 4.It is other composition and connection relationship with
Specific embodiment one, 2 is three identical.
Specific embodiment 5: guide roller is solid as shown in figure 5, present embodiment guide roller fixed frame 31 is L shape fixed frame
The both ends and corner for determining frame 31 are provided with a bearing, and the both ends of three steel band guide rollers 32 are mounted on two by bearing and lead
To on roller fixed frame 31.It is designed in this way, is easily installed three steel band guide rollers 32.Other compositions and connection relationship and specific implementation
Mode four is identical.
Specific embodiment 6: as shown in fig. 6, present embodiment connecting bracket 3 further includes two piston support frames 37, two
A piston support frame 37 is symmetrically packed in the middle part of 33 two sides of sliding block link block, and sealing piston 2 is packed in two piston support frames
On 37 upper surface.It is designed in this way, is easily installed sealing piston 2, sealing piston 2 is avoided to lead with sealing steel band 36 and four steel bands
It is interfered to roller 32.Other compositions and connection relationship are identical as specific embodiment five.
Specific embodiment 7: as shown in Figure 3 and Figure 4, the upper and lower end face of side plate 210 and interior side pressure in present embodiment
Board spacer 29 is threadedly coupled by connecting pin.It is designed in this way, is connected as one with inside pressure plate cushion block 29 convenient for interior side plate 210
Body.Other compositions and connection relationship are identical as specific embodiment three, five or six.
Specific embodiment 8: as shown in Figure 3 and Figure 4, the upper and lower end face of the outer side plate 25 of present embodiment and outer side pressure
Board spacer 24 is threadedly coupled by connecting pin.It is designed in this way, is connected as one convenient for outer side plate 25 with outside pressure plate cushion block 24.
Other compositions and connection relationship are identical as specific embodiment three, five or six.
Specific embodiment 9: as shown in Figure 3 and Figure 4, the quantity of spring is three in present embodiment pressure spring group 211,
It is arranged in parallel between three springs of pressure spring group 211.It is designed in this way, interior side pressure can be balanced using three springs being set side by side
Plate 210 prevents from leading to the situation of external 25 pressure of side plate unevenness because of center leaf spring 28 and 210 installation accuracy deficiency of interior side plate
Occur, that is to say, that when extruding center leaf spring 28, extruding center leaf spring 28 to the power of four external diffusions may not be vertical opposite direction
Boundary force, three spring arrangements can balance force direction.Other compositions and connection relationship and specific embodiment three, five or
Six is identical.
Specific embodiment 10: as shown in Figure 3 and Figure 4, present embodiment sealing piston 2 further includes multiple supporting pins 212,
The lower end surface of supporting pin 212 is supported on the upper surface of piston bottom plate 23, spiral shell between the top and piston head plate 21 of supporting pin 212
Line connection.It is designed in this way, it is ensured that the activity in the gap between piston head plate 21 and piston bottom plate 23, sealing clamp device is empty
Between.Other compositions and connection relationship are identical as specific embodiment three, five or six.
Above are merely preferred embodiments of the utility model, it should be pointed out that: for the ordinary skill people of the art
For member, without departing from the principle of this utility model, several improvement and equivalent replacement can also be made, these are to this reality
With novel claim improve with the technical solution after equivalent replacement, all fall within the protection scope of the utility model.
Working principle:
Horizontal alignment arranges the powder feeder unit of two the utility model in 3D printer, and a powder feeder unit is as powder supply
Chamber, another powder feeder unit is as forming cavity, and before 3D printer work, the near extreme lower position of sealing piston 2 of powder supply chamber supplies
Powder chamber fills experiment powder material used, and the sealing piston 2 of forming cavity is risen to extreme higher position；
When 3D printer works, the sealing piston 2 of forming cavity is declined into one layer (thickness can be set), by the close of powder supply chamber
It seals piston 2 and rises one layer, shifted powder in forming cavity onto close to powder supply chamber top edge by being located at the powder roller at the top of powder feeder unit, powder
Roller playback, the intracavitary powder of laser sintering and moulding, then forming cavity declines one layer, and powder supply chamber rises one layer, repeats the above process,
Until model terminates.
Claims (10)
1. a kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies, the adjustable cantilevered powder feeder unit packet
Mobile assembly (1), sealing piston (2), connecting bracket (3) and powder supply shell (4) are included, mobile assembly (1) is located at powder supply shell (4)
Side, it is characterised in that: mobile assembly (1) includes fixed block on guide rail (11), ball-screw (13), sliding block (14), guide rail
Lower fixed block (15), shaft coupling (16), motor rack (17), motor (18) He Lianggen linear guide (12), ball-screw (13) and
Two linear guides (12) are vertically installed under fixed block (11) and guide rail between fixed block (15), and sliding block (14) is installed on two
It is threadedly coupled in root linear guide (12) and with ball-screw (13), motor (18) is mounted under guide rail solid by motor rack (17)
Determine on block (15), the output shaft of motor (18) is connect by shaft coupling (16) with ball-screw (13), and sealing piston (2) passes through company
It connects bracket (3) to be mounted on sliding block (14), sealing piston (2) and connecting bracket (3) are respectively positioned in powder supply shell (4), connection branch
Frame (3) include sliding block link block (33), sealing steel band (36), two guide roller fixed frames (31), four steel band guide rollers (32),
Two tension springs (34) and two guide roller motion bars (35), sliding block link block (33) and sliding block (14) are affixed, powder supply shell (4) court
It is machined with strip groove along its length on the side of mobile assembly (1), two guide roller fixed frames (31) are symmetrically packed in
The two sides of sliding block link block (33), the lower part of one end of guide roller motion bar (35) and a corresponding guide roller fixed frame (31)
Rotation connection, three steel band guide rollers (32) are mounted between two guide roller fixed frames (31), two guide roller motion bars
(35) the other end is equipped with a remaining steel band guide roller (32), one end of tension spring (34) and corresponding guide roller motion bar
(35) it connects, the other end of tension spring (34) is connect with sliding block link block (33), and one end of sealing steel band (36) is fixed on powder supply shell
Upper end in body (4), sealing steel band (36) are successively wrapped on four steel band guide rollers (32), seal the another of steel band (36)
The lower end being fixed in powder supply shell (4) is held, sealing steel band (36) is used to seal the strip groove on powder supply shell (4).
2. the adjustable cantilevered powder feeder unit according to claim 1 for 3D printing powder supplies, it is characterised in that:
Sealing piston (2) is made of piston body and sealing clamp device, and piston body includes piston head plate (21), sealing felt (22) and lives
It fills in bottom plate (23), sealing felt (22) is located on the edge between piston head plate (21) and piston bottom plate (23), sealing clamp dress
In the space enclosed setting in piston head plate (21), sealing felt (22) and piston bottom plate (23), piston head plate (21) and piston
Bottom plate (23) is bolted.
3. the adjustable cantilevered powder feeder unit according to claim 2 for 3D printing powder supplies, it is characterised in that:
Sealing clamp device includes adjustment bolt (27), center leaf spring (28) and four Anchor plate kits, and Anchor plate kit includes outer side plate
(25), interior side plate (210), pressure spring group (211), two outside pressure plate cushion blocks (24) and two inside pressure plate cushion blocks (29), outside
The upper and lower end face of side plate (25) is provided with an outside pressure plate cushion block (24), and the upper and lower end face of interior side plate (210) is all provided with
It is equipped with an inside pressure plate cushion block (29), outer side plate (25) and interior side plate (210) are machined with two in its width direction
A guiding strip groove, outer side plate (25) and interior side plate (210) pass through two guide blot (26) guide and limits, outer side pressure
It is provided between plate (25) and interior side plate (210) pressure spring group (211), the outer of outer side plate (25) and corresponding sealing felt
(22) it is in contact, the inside of interior side plate (210) is in contact with center leaf spring (28).
4. the adjustable cantilevered powder feeder unit according to claim 1,2 or 3 for 3D printing powder supplies, feature
Be: the cross section of powder supply shell (4) is regular quadrangle, and sealing piston (2) is regular quadrangle piston.
5. the adjustable cantilevered powder feeder unit according to claim 4 for 3D printing powder supplies, it is characterised in that:
Guide roller fixed frame (31) is L shape fixed frame, and the both ends and corner of guide roller fixed frame (31) are provided with a bearing, three
The both ends of steel band guide roller (32) are mounted on two guide roller fixed frames (31) by bearing.
6. the adjustable cantilevered powder feeder unit according to claim 5 for 3D printing powder supplies, it is characterised in that:
Connecting bracket (3) further includes two piston support frames (37), and two piston support frames (37) are symmetrically packed in sliding block link block
(33) middle part of two sides, sealing piston (2) are packed on the upper surface of two piston support frames (37).
7. being used for the adjustable cantilevered powder feeder unit of 3D printing powder supplies, feature according to claim 3,5 or 6
Be: the upper and lower end face of interior side plate (210) is threadedly coupled with inside pressure plate cushion block (29) by connecting pin.
8. being used for the adjustable cantilevered powder feeder unit of 3D printing powder supplies, feature according to claim 3,5 or 6
Be: the upper and lower end face of outer side plate (25) is threadedly coupled with outside pressure plate cushion block (24) by connecting pin.
9. being used for the adjustable cantilevered powder feeder unit of 3D printing powder supplies, feature according to claim 3,5 or 6
Be: the quantity of spring is three in pressure spring group (211), is arranged in parallel between three springs of pressure spring group (211).
10. the adjustable cantilevered powder feeder unit of 3D printing powder supplies is used for according to claim 3,5 or 6, it is special
Sign is: sealing piston (2) further includes multiple supporting pins (212), and the lower end surface of supporting pin (212) is supported on piston bottom plate (23)
Upper surface on, be threadedly coupled between the top and piston head plate (21) of supporting pin (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111335.7U CN209141447U (en) | 2018-12-14 | 2018-12-14 | A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111335.7U CN209141447U (en) | 2018-12-14 | 2018-12-14 | A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209141447U true CN209141447U (en) | 2019-07-23 |
Family
ID=67290216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822111335.7U Withdrawn - After Issue CN209141447U (en) | 2018-12-14 | 2018-12-14 | A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209141447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366982A (en) * | 2018-12-14 | 2019-02-22 | 东北林业大学 | A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies |
-
2018
- 2018-12-14 CN CN201822111335.7U patent/CN209141447U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366982A (en) * | 2018-12-14 | 2019-02-22 | 东北林业大学 | A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies |
| CN109366982B (en) * | 2018-12-14 | 2023-12-26 | 东北林业大学 | Adjustable cantilever type powder supply device for 3D printing powder consumable |
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