CN209832616U - 3D printer scraper powder scraping device with adjustable high accuracy - Google Patents
3D printer scraper powder scraping device with adjustable high accuracy Download PDFInfo
- Publication number
- CN209832616U CN209832616U CN201920304970.9U CN201920304970U CN209832616U CN 209832616 U CN209832616 U CN 209832616U CN 201920304970 U CN201920304970 U CN 201920304970U CN 209832616 U CN209832616 U CN 209832616U
- Authority
- CN
- China
- Prior art keywords
- plate
- rear plate
- powder scraping
- driving wheel
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000843 powder Substances 0.000 title claims abstract description 59
- 238000007790 scraping Methods 0.000 title claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 230000001360 synchronised effect Effects 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims description 35
- 239000000126 substance Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000110 selective laser sintering Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Abstract
The utility model discloses a 3D printer scraper powder scraping device with adjustable high precision, wherein a driving wheel and a driven wheel are arranged on a back plate along the horizontal direction, both the driving wheel and the driven wheel can rotate by taking the axis vertical to the back plate as an axis, and a synchronous belt sleeve is arranged on the driving wheel and the driven wheel; the rear plate is provided with a first connecting block, the rear plate is provided with a second connecting block, the first connecting block and the second connecting block are respectively provided with a roller capable of rotating by taking a vertical axis as a shaft, and a sealing belt is sleeved on the two rollers; one end of the connecting frame is fixedly connected to the bottom side of the synchronous belt, the other end of the connecting frame is fixedly connected to one side of the sealing belt far away from the back plate, and the side of the sealing belt far away from the back plate is fixedly connected with the powder scraping mechanism; wherein, the rotation of the synchronous belt drives the connecting block to move horizontally along the motion direction of the sealing belt. This 3D printer scraper powder scraping device with adjustable high accuracy can drive and scrape whitewashed mechanism and be located the horizontal direction and remove left and right.
Description
Technical Field
The utility model relates to a 3D printer scraper powder scraping device with adjustable high accuracy.
Background
The 3D printer is also called a three-dimensional printer, which is a machine of an additive manufacturing technology, i.e., a rapid prototyping technology. The SLS (selective Laser sintering) selective Laser sintering technology adopts Laser to selectively sinter fixed powder layer by layer, and enables the sintered and molded solidified layers to be superposed layer by layer to generate parts with required shapes. The whole process comprises the steps of model establishment, data processing, powder laying, sintering, post-processing and the like. The whole process device consists of a powder cylinder and a forming cylinder, a piston (powder feeding piston) of the powder cylinder rises during working, a layer of powder is uniformly paved on the piston (working piston) of the forming cylinder by a powder paving roller, and a computer controls a two-dimensional scanning track of a laser beam according to a slice model of a prototype and selectively sinters solid powder materials to form one layer of a part. After the powder is finished by one layer, the working piston descends by one layer thickness, and the powder paving system paves new powder. The laser beam is controlled to scan again to sinter the new layer. And repeating the steps repeatedly in such a way, and overlapping layer by layer until the three-dimensional part is molded. Therefore, how to design an effective 3D printer scraper scraping device for the left and right reciprocating movement of the powder scraping mechanism is very important.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a powder device is scraped to 3D printer scraper with adjustable high accuracy, this powder device is scraped to 3D printer scraper with adjustable high accuracy can drive and scrape the powder mechanism and be located the horizontal direction and remove on the left and right side, realizes scraping the powder effect in the 3D prints.
In order to realize the above-mentioned purpose, the utility model provides a 3D printer scraper powder scraping device with adjustable high accuracy, this 3D printer scraper powder scraping device includes: the device comprises a rear plate, a synchronous belt, a sealing belt, a driving wheel, a driven wheel, a connecting frame and a powder scraping mechanism; the driving wheel and the driven wheel are arranged on the rear plate in a horizontal direction, the driving wheel and the driven wheel can rotate by taking an axis perpendicular to the rear plate as an axis, and the synchronous belt is sleeved on the driving wheel and the driven wheel; a first connecting block is arranged on the rear plate below the driving wheel, a second connecting block is arranged on the rear plate below the driven wheel, rollers capable of rotating by taking a vertical axis as an axis are respectively arranged on the first connecting block and the second connecting block, and the two rollers are sleeved with a sealing belt; one end of the connecting frame is fixedly connected to the bottom side of the synchronous belt, the other end of the connecting frame is fixedly connected to one side of the sealing belt, which is far away from the rear plate, and the powder scraping mechanism is fixedly connected to one side of the sealing belt, which is far away from the rear plate; wherein, the rotation of the synchronous belt drives the connecting block to move horizontally along the movement direction of the sealing belt.
Preferably, the powder scraping mechanism comprises a knife rest which is a right-angled triangle knife rest; the first right-angle edge of the tool rest is inwards recessed to form a strip-shaped groove, a main fixing plate is detachably clamped in the strip-shaped groove, a pressing plate is detachably arranged on one side of the part, protruding out of the first right-angle edge, of the main fixing plate, and a scraping blade is tightly pressed between the main fixing plate and the pressing plate.
Preferably, the pressing plate and the main fixing plate are provided with pressing gaps corresponding to each other at the bottom of the side facing each other; the main fixing plate is detachably connected with the pressing plate through a plurality of first bolts, wherein the first bolts are located between the pressing gap and the first right-angle edge.
Preferably, a sealing strip pressing block is fixedly connected to the second right-angle edge of the tool rest, a plurality of through holes are formed in two sides of the sealing strip pressing block, and a second bolt penetrates through the through holes and the sealing strip in sequence and then is screwed on the connecting frame.
Preferably, at least one horizontal guide rail is arranged on the rear plate, a sliding block corresponding to the horizontal guide rail is arranged at one end, facing the rear plate, of the connecting frame, and the sliding block can be horizontally clamped on the horizontal guide rail in a sliding manner.
Preferably, the connection frame includes: the sliding plate is fixedly connected to one end, facing the rear plate, of the fixing frame, and the sliding block is fixedly connected to the sliding plate; the top of the sliding plate is fixedly connected with an angle bracket at one side back to the rear plate, a pressing sheet is detachably arranged on the angle bracket, and the bottom side of the synchronous belt is fixed on the angle bracket through the pressing sheet.
Preferably, the fixing frame is an i-shaped frame, two sides of the i-shaped frame in the vertical direction are recessed inwards, one sealing strip is arranged at each of the upper end and the lower end of the i-shaped frame, and one side of each sealing strip, which is far away from the rear plate, is fixedly connected to the i-shaped frame.
Preferably, the rear plate is provided with two switch mounting brackets between the driving wheel and the driven wheel, the switch mounting brackets are provided with proximity switches, and the top of the sliding plate is provided with a trigger block corresponding to the proximity switches.
Preferably, a servo motor is arranged on the back surface of the back plate, and a shaft body of the servo motor penetrates through the back plate and is inserted and fixed to the driving wheel so as to drive the driving wheel to rotate.
Preferably, the rear plate is provided with a tensioning block for mounting the driven wheel, the tensioning block is provided with a rotating shaft, and the driven wheel can be sleeved on the rotating shaft in a self-rotating manner; a plurality of first horizontal strip-shaped holes are formed in the tensioning block in the vertical direction, and a plurality of first positioning threaded columns corresponding to the first horizontal strip-shaped holes are formed in the rear plate; and a plurality of second horizontal strip-shaped holes are formed in the second connecting block along the vertical direction, and a plurality of second positioning threaded columns corresponding to the second horizontal strip-shaped holes are arranged on the rear plate.
According to the above technical scheme, in the utility model, the driving wheel and the driven wheel are arranged on the back plate along the horizontal direction, and both the driving wheel and the driven wheel can rotate by taking the axis perpendicular to the back plate as an axis, and the synchronous belt is sleeved on the driving wheel and the driven wheel; a first connecting block is arranged on the rear plate below the driving wheel, a second connecting block is arranged on the rear plate below the driven wheel, rollers capable of rotating by taking a vertical axis as an axis are respectively arranged on the first connecting block and the second connecting block, and the two rollers are sleeved with a sealing belt; one end of the connecting frame is fixedly connected to the bottom side of the synchronous belt, the other end of the connecting frame is fixedly connected to one side of the sealing belt, which is far away from the rear plate, and the powder scraping mechanism is fixedly connected to one side of the sealing belt, which is far away from the rear plate; wherein, the rotation of the synchronous belt drives the connecting block to move horizontally along the movement direction of the sealing belt. The method specifically comprises the following steps: the action wheel rotates, it is driven from the driving wheel, it rotates to drive the hold-in range, the hold-in range rotates and drives the link left and right sides and remove, and scrape powder mechanism and install in the tip of link, consequently can drive and scrape removal of powder mechanism and remove, consider the link and remove the stability problem of in-process, fix the link on one side that the back plate was kept away from to the sealing strip, the sealing strip rotates along with the removal of link, the cylinder plays supplementary sealing strip pivoted effect, consequently, the link is stability when left and right removal is promoted.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic overall structure diagram of a preferred embodiment of a scraper powder scraping device of a 3D printer according to the present invention;
fig. 2 is a partial schematic structural diagram of a preferred embodiment of the scraper powder scraping device for a 3D printer according to the present invention;
fig. 3 is a schematic overall structure diagram of a preferred embodiment of the middle powder scraping mechanism of the present invention.
Description of the reference numerals
1 tensioning block 2 rear plate
3 driving wheel 4 driven wheel
5 synchronous belt 6 switch mounting rack
7 trigger block 8 approach switch
9 first connecting block of servo motor 10
11 second connecting block 12 roller
13 tabletting and 14 sealing tape
15 fixed frame 16 horizontal guide rail
17 slide plate 18 slide block
19-corner bracket 20 sealing tape pressing block
21 tool holder 22 main fixing plate
23 pressing plate 24 scraping blade
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the terms "upper, lower, left, right, front, rear, inner, and outer" and the like included in the terms refer to the orientation of the terms in the normal use state or the common names understood by those skilled in the art, and should not be construed as limiting the terms.
Referring to fig. 1-3, a 3D printer scraper powder scraping device with adjustable high precision is shown, the 3D printer scraper powder scraping device includes: the device comprises a back plate 2, a synchronous belt 5, a sealing belt 14, a driving wheel 3, a driven wheel 4 and a connecting frame; the driving wheel 3 and the driven wheel 4 are arranged on the rear plate 2 in a horizontal direction, the driving wheel 3 and the driven wheel 4 can rotate by taking an axis perpendicular to the rear plate 2 as an axis, and the synchronous belt 5 is sleeved on the driving wheel 3 and the driven wheel 4; a first connecting block 10 is arranged on the rear plate 2 below the driving wheel 3, a second connecting block 11 is arranged on the rear plate 2 below the driven wheel 4, a roller 12 capable of rotating by taking a vertical axis as an axis is respectively arranged on the first connecting block 10 and the second connecting block 11, and the two rollers 12 are sleeved with a sealing belt 14; one end of the connecting frame is fixedly connected to the bottom side of the synchronous belt 5, the other end of the connecting frame is fixedly connected to one side, away from the rear plate 2, of the sealing belt 14, and the powder scraping mechanism is fixedly connected to one side, away from the rear plate 2, of the sealing belt 14; wherein, the rotation of the synchronous belt 5 drives the connecting block to move horizontally along the moving direction of the sealing belt 14.
Through the implementation of the technical scheme, the driving wheel 3 and the driven wheel 4 are arranged on the rear plate 2 in a horizontal direction, the driving wheel 3 and the driven wheel 4 can rotate by taking an axis perpendicular to the rear plate 2 as an axis, and the synchronous belt 5 is sleeved on the driving wheel 3 and the driven wheel 4; a first connecting block 10 is arranged on the rear plate 2 below the driving wheel 3, a second connecting block 11 is arranged on the rear plate 2 below the driven wheel 4, a roller 12 capable of rotating by taking a vertical axis as an axis is respectively arranged on the first connecting block 10 and the second connecting block 11, and the two rollers 12 are sleeved with a sealing belt 14; one end of the connecting frame is fixedly connected to the bottom side of the synchronous belt 5, the other end of the connecting frame is fixedly connected to one side, away from the rear plate 2, of the sealing belt 14, and the powder scraping mechanism is fixedly connected to one side, away from the rear plate 2, of the sealing belt 14; wherein, the rotation of the synchronous belt 5 drives the connecting block to move horizontally along the moving direction of the sealing belt 14. The method specifically comprises the following steps: the action wheel 3 rotates, it is driven from driving wheel 4, it rotates to drive hold-in range 5, hold-in range 5 rotates and drives the link left side, right side removes, and scrape the tip that powder mechanism installed in the link, therefore can drive and scrape moving about of powder mechanism, consider the stability problem of link removal in-process, fix the link on one side that rear plate 2 is kept away from to sealing strip 14, sealing strip 14 rotates along with the removal of link, cylinder 12 plays the effect of supplementary sealing strip 14 pivoted, consequently, the link is in left side, stability is promoted when right side removes.
In this embodiment, for the purpose of further implementing the powder scraping of the powder scraping mechanism, preferably, the powder scraping mechanism includes a knife rest 21, and the knife rest 21 is a right-angled triangle knife rest 21; the first right-angle edge of the tool rest 21 is recessed inwards to form a strip-shaped groove, a main fixing plate 22 is detachably clamped in the strip-shaped groove, a pressing plate 23 is detachably arranged on one side of the part, protruding out of the first right-angle edge, of the main fixing plate 22, and a scraping blade 24 is arranged between the main fixing plate 22 and the pressing plate 23 in a pressing mode. Stability in the powder scraping process can be improved through the arrangement of the triangular knife rest 21, and in addition, the scraping blade 24 can be conveniently detached by pressing and fixing the scraping blade 24 between the main fixing plate 22 and the pressing plate 23.
In this embodiment, in order to make the clamping of the wiper blade 24 more tight, it is preferable that the bottom of the side where the pressing plate 23 and the main fixing plate 22 face each other is provided with pressing notches corresponding to each other; the main fixing plate 22 is detachably connected to the pressing plate 23 through a plurality of first bolts, wherein the plurality of first bolts are located between the pressing gap and the first right-angle edge. The adjacent pressing plate 23 and the main fixing plate 22 also need to be plated with ceramic, because the scraper and the adjacent part will contact with metal powder during powder spreading, so that the requirements of high hardness, corrosion resistance and moisture resistance are required, and the ceramic material can well meet the requirements.
In this embodiment, in order to facilitate the detachable connection of the tool holder 21 and the connecting frame, preferably, a sealing strip pressing block 20 is fixedly connected to a second right-angle side of the tool holder 21, a plurality of through holes are formed on both sides of the sealing strip pressing block 20, and a second bolt is screwed on the connecting frame after sequentially penetrating through the through holes and the sealing strip 14.
In this embodiment, in order to further improve the stability of the movement of the connecting frame, it is preferable that at least one horizontal guide rail 16 is provided on the rear plate 2, a slider 18 corresponding to the horizontal guide rail 16 is provided on one end of the connecting frame facing the rear plate 2, and the slider 18 is horizontally slidably engaged with the horizontal guide rail 16.
In this embodiment, the structure of the connection frame may be selected within a wide range in the art, and in order to further provide a structure of the connection frame that facilitates the installation with the peripheral component, preferably, the connection frame includes: the sliding plate 17 is fixedly connected to one end, facing the rear plate 2, of the fixed frame 15, and the sliding block 18 is fixedly connected to the sliding plate 17; an angle bracket 19 is fixedly connected to one side of the top of the sliding plate 17, which faces away from the rear plate 2, a pressing sheet 13 is detachably arranged on the angle bracket 19, and the bottom side of the synchronous belt 5 is fixed on the angle bracket 19 through the pressing sheet 13.
In this embodiment, in order that the fixing frame 15 does not affect the rotation of the sealing strips 14, preferably, the fixing frame 15 is a i-shaped frame, the i-shaped frame is recessed inwards along two sides in the vertical direction, one sealing strip 14 is respectively arranged at the upper end and the lower end of the i-shaped frame, and one side of two sealing strips 14 away from the back plate 2 is fixedly connected to the i-shaped frame.
In this embodiment, for convenience of automatic control, preferably, two switch mounting frames 6 are disposed on the rear plate 2 between the driving wheel 3 and the driven wheel 4, a proximity switch 8 is disposed on the switch mounting frame 6, and a trigger block 7 corresponding to the proximity switch 8 is disposed on the top of the sliding plate 17. Two proximity switches 8 are arranged in a certain travel distance, and the corresponding trigger block 7 is matched to control the start and stop or positive and negative rotation of the driving wheel 3. The driving wheel 3 is prevented from continuously keeping one direction to rotate and then colliding the connecting frame to other parts.
In this embodiment, in order to further provide a power for driving the driving wheel 3 to rotate, it is preferable that a servo motor 9 is disposed on the back surface of the back plate 2, and a shaft body of the servo motor penetrates through the back plate 2 and is inserted and fixed to the driving wheel 3 to drive the driving wheel 3 to rotate.
In this embodiment, in order to provide a structure for attaching the driven wheel 4, the tension block 1 for attaching the driven wheel 4 is provided on the rear plate 2, the rotation shaft is provided on the tension block 1, and the driven wheel 4 is rotatably fitted on the rotation shaft. Because hold-in range 5's elasticity degree differs, for the convenience of adjusting hold-in range 5's the elasticity condition, preferably, be provided with a plurality of first horizontal bar holes on the vertical direction of edge on the tensioning piece 1, be provided with a plurality of on the back plate 2 and correspond to the first location screw thread post in first horizontal bar hole. Move tensioning block 1 through the effect until hold-in range 5 have when suitable rate of tension with first location screw thread post cover establish corresponding nut fixed. In order to conveniently adjust the tightness of the sealing strip 14, a plurality of second horizontal strip-shaped holes are formed in the second connecting block 11 in the vertical direction, and a plurality of second positioning threaded columns corresponding to the second horizontal strip-shaped holes are formed in the rear plate 2. The second connecting block 11 is moved by action until the sealing band 14 has the appropriate tightness and the second positioning threaded stud is fixed by the corresponding nut. In order to conveniently install the roller, the first connecting block 10 and the second connecting block 11 are both provided with U-shaped openings, and the openings of the U-shaped openings are back to the rear plate 2.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (10)
1. The utility model provides a 3D printer scraper doctor powder device with adjustable high accuracy which characterized in that, 3D printer scraper doctor powder device includes: the powder scraping device comprises a rear plate (2), a synchronous belt (5), a sealing belt (14), a driving wheel (3), a driven wheel (4), a connecting frame and a powder scraping mechanism;
the driving wheel (3) and the driven wheel (4) are arranged on the rear plate (2) in a horizontal direction, the driving wheel (3) and the driven wheel (4) can rotate by taking an axis perpendicular to the rear plate (2) as an axis, and the synchronous belt (5) is sleeved on the driving wheel (3) and the driven wheel (4);
a first connecting block (10) is arranged on the rear plate (2) and below the driving wheel (3), a second connecting block (11) is arranged on the rear plate (2) and below the driven wheel (4), rollers (12) capable of rotating by taking a vertical axis as an axis are respectively arranged on the first connecting block (10) and the second connecting block (11), and the two rollers (12) are sleeved with a sealing belt (14);
one end of the connecting frame is fixedly connected to the bottom side of the synchronous belt (5), the other end of the connecting frame is fixedly connected to one side, away from the rear plate (2), of the sealing belt (14), and the powder scraping mechanism is fixedly connected to one side, away from the rear plate (2), of the sealing belt (14); wherein the rotation of the synchronous belt (5) drives the connecting block to move horizontally along the movement direction of the sealing belt (14).
2. The high-precision adjustable 3D printer scraper powder scraping device according to claim 1, characterized in that the powder scraping mechanism comprises a knife rest (21), and the knife rest (21) is a right-angled triangle knife rest (21); wherein the content of the first and second substances,
the first right-angle side of the tool rest (21) is inwards recessed to form a strip-shaped groove, a main fixing plate (22) is detachably clamped in the strip-shaped groove, the main fixing plate (22) protrudes out of one side of the part of the first right-angle side, a pressing plate (23) is detachably arranged on one side of the part of the first right-angle side, and a scraping blade (24) is tightly pressed between the main fixing plate (22) and the pressing plate (23).
3. The high-precision adjustable 3D printer scraper powder scraping device according to claim 2, characterized in that the bottom of the side of the pressure plate (23) and the main fixing plate (22) facing each other is provided with mutually corresponding pressing gaps;
the main fixing plate (22) is detachably connected with the pressing plate (23) through a plurality of first bolts, wherein the first bolts are located between the pressing gap and the first right-angle edge.
4. The 3D printer scraper powder scraping device with adjustable high precision according to claim 2 is characterized in that a sealing strip pressing block (20) is fixedly connected to a second right-angle edge of the cutter frame (21), a plurality of through holes are arranged on two sides of the sealing strip pressing block (20), and a second bolt penetrates through the through holes and the sealing strip (14) in sequence and then is screwed on the connecting frame.
5. The high-precision adjustable 3D printer scraper powder scraping device according to claim 1, characterized in that at least one horizontal guide rail (16) is arranged on the back plate (2), a sliding block (18) corresponding to the horizontal guide rail (16) is arranged at one end of the connecting frame facing the back plate (2), and the sliding block (18) is clamped on the horizontal guide rail (16) in a horizontally sliding manner.
6. The high precision adjustable 3D printer scraper doctor apparatus of claim 5, wherein the link frame comprises: the sliding plate (17) is fixedly connected to one end, facing the rear plate (2), of the fixing frame (15), and the sliding block (18) is fixedly connected to the sliding plate (17);
an angle bracket (19) is fixedly connected to one side, back to the rear plate (2), of the top of the sliding plate (17), a pressing sheet (13) is detachably arranged on the angle bracket (19), and the bottom side of the synchronous belt (5) is fixed on the angle bracket (19) through the pressing sheet (13).
7. The 3D printer scraper powder scraping device with adjustable high precision according to claim 6 is characterized in that the fixing frame (15) is a I-shaped frame, the I-shaped frame is recessed inwards along two sides in the vertical direction, one sealing strip (14) is arranged at each of the upper end and the lower end of the I-shaped frame, and one side of each sealing strip (14) far away from the rear plate (2) is fixedly connected to the I-shaped frame.
8. The high-precision adjustable 3D printer scraper powder scraping device according to claim 6 or 7, characterized in that two switch mounting frames (6) are arranged on the rear plate (2) between the driving wheel (3) and the driven wheel (4), a proximity switch (8) is arranged on the switch mounting frames (6), and a trigger block (7) corresponding to the proximity switch (8) is arranged at the top of the sliding plate (17).
9. The high-precision adjustable 3D printer scraper powder scraping device according to claim 1, characterized in that a servo motor (9) is arranged on the back surface of the back plate (2), and a shaft body of the servo motor penetrates through the back plate (2) and is inserted and fixed in the driving wheel (3) to drive the driving wheel (3) to rotate.
10. The high-precision adjustable 3D printer scraper powder scraping device according to claim 1, characterized in that a tensioning block (1) for mounting the driven wheel (4) is arranged on the rear plate (2), a rotating shaft is arranged on the tensioning block (1), and the driven wheel (4) is sleeved on the rotating shaft in a self-rotating manner;
a plurality of first horizontal strip-shaped holes are formed in the tensioning block (1) in the vertical direction, and a plurality of first positioning threaded columns corresponding to the first horizontal strip-shaped holes are formed in the rear plate (2);
a plurality of second horizontal strip-shaped holes are formed in the second connecting block (11) in the vertical direction, and a plurality of second positioning threaded columns corresponding to the second horizontal strip-shaped holes are arranged on the rear plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920304970.9U CN209832616U (en) | 2019-03-12 | 2019-03-12 | 3D printer scraper powder scraping device with adjustable high accuracy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920304970.9U CN209832616U (en) | 2019-03-12 | 2019-03-12 | 3D printer scraper powder scraping device with adjustable high accuracy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209832616U true CN209832616U (en) | 2019-12-24 |
Family
ID=68906142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920304970.9U Expired - Fee Related CN209832616U (en) | 2019-03-12 | 2019-03-12 | 3D printer scraper powder scraping device with adjustable high accuracy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209832616U (en) |
-
2019
- 2019-03-12 CN CN201920304970.9U patent/CN209832616U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205270862U (en) | Powder mechanism of shop of selectivity laser melting equipment | |
| CN204565115U (en) | A kind of laser powder fast forming machine essence amount power spreading device | |
| CN104772461A (en) | Precise powder laying device of rapid laser powder forming machine | |
| CN107336441A (en) | A kind of Gua Fen mechanisms, power spreading device and 3D printing device | |
| CN113320157A (en) | 3D printing system with linear reciprocating type circular feeding and control method thereof | |
| CN209832616U (en) | 3D printer scraper powder scraping device with adjustable high accuracy | |
| DE3203605A1 (en) | METHOD AND DEVICE FOR ELECTROEROSIVELY MACHINING A PROFILE IN A WORKPIECE | |
| CN204700308U (en) | A kind of have the laser powder sinter molding machine scraping powder function | |
| US9586247B2 (en) | Extrusion press and tube press and method for separating a butt | |
| CN209830269U (en) | Powder scraping and powder spreading equipment of high-stability 3D printer | |
| CN209832615U (en) | Scraper transmission mechanism for 3D printer | |
| CN113102769A (en) | Novel composite vibration powder spreading device for additive manufacturing and powder spreading method | |
| CN110695448B (en) | Plastic-aluminum section bar saw cuts equipment | |
| CN209832614U (en) | Novel 3D printer of automatically cleaning formula | |
| CN210031275U (en) | A slicer for clothing production | |
| CN109228319A (en) | A kind of 3D printer and its working method | |
| CN116198121A (en) | Rotary powder paving equipment suitable for 3D printer | |
| CN215699630U (en) | Plate gong production line | |
| CN107824787B (en) | Equipment for manufacturing three-dimensional object and powder feeding device | |
| CN212194234U (en) | High-precision sinking type photocuring 3D printer | |
| CN113199254A (en) | Plate gong production line | |
| CN108655398A (en) | Automatic power spreading device and equipment for selective laser sintering 3D printer | |
| CN113211590A (en) | Self-circulation feeding 3D printer and control method thereof | |
| CN112223564A (en) | Quick slitting device of stone material board | |
| CN213997792U (en) | SLM equipment and rotatory scraper device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 |