CN209832636U - Cylinder edge powder pile removing device of 3D printer - Google Patents
Cylinder edge powder pile removing device of 3D printer Download PDFInfo
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- CN209832636U CN209832636U CN201822082460.XU CN201822082460U CN209832636U CN 209832636 U CN209832636 U CN 209832636U CN 201822082460 U CN201822082460 U CN 201822082460U CN 209832636 U CN209832636 U CN 209832636U
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- removing device
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Abstract
The utility model discloses a remove device is piled to jar limit powder of 3D printer, including the printer main part the shaping jar of printer main part lower part is still including being located the powder scraping plate on shaping jar upper portion, scrape powder plate upper portion and install the connecting rod, the connecting rod other end is installed in the printer main part, scrape powder plate both sides and install brush head or little scraper blade. When the 3D printer works, the printer main body drives the powder scraping plate to move back and forth through the connecting rod in the reciprocating motion process, redundant powder in a forming area is scraped away, and meanwhile, the brush heads or the small scraping plates at the two ends of the powder scraping plate can clean powder piles accumulated on the cylinder sides at the two sides, so that the purposes of printing and cleaning are achieved.
Description
Technical Field
The utility model relates to 3D printer field, concretely relates to cylinder limit powder of 3D printer piles remove device.
Background
3D prints as one kind of rapid prototyping technology, it is one kind and is based on digital model file and printing procedure, but the application powdered metal or plastics etc. adhesive material, but the technique of structure object through the mode of printing layer by layer, 3D prints the process and need send powder and spread the powder operation, spread the powder operation and spread the powder in the required printing region of shaping jar or shaping frame, after spreading the powder operation completion usually, unnecessary powder can accumulate to the shaping jar around form a little powder heap, the powder heap is usually after an object is printed, before next article is printed, the manual work is clear away, when needing to print the object in succession, clear away the powder heap like this not only leads to printing efficiency lower, and the powder heap that does not clear up in time easily receives the pollution of adhesive material and wastes in the printing process.
Disclosure of Invention
The utility model aims at providing a cylinder limit powder of 3D printer piles remove device to the problem that prior art exists.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a remove device is piled to jar limit powder of 3D printer, includes the printer main part the shaping jar of printer main part lower part still is including being located the powder board of scraping on shaping jar upper portion, scrape powder board upper portion and install the connecting rod, the connecting rod other end is installed in the printer main part, scrape powder board both sides and install brush head or little scraper blade. When the 3D printer works, the printer main body drives the powder scraping plate to move back and forth through the connecting rod in the reciprocating motion process, redundant powder in a forming area is scraped away, and meanwhile, the brush heads or the small scraping plates at the two ends of the powder scraping plate can clean powder piles accumulated on the cylinder sides at the two sides, so that the purposes of printing and cleaning are achieved.
Specifically, the powder scraping plate is in a straight plate shape, scraping strips are detachably mounted at the bottom of the powder scraping plate, a through hole penetrating through the powder scraping plate is formed in the direction of a plate body, a round rod is sleeved in the through hole, and the brush head is fixed at two ends of the round rod; the round bar is circumferentially provided with a plurality of grooves, the through hole is internally provided with a bulge, and the bulge can be clamped into the grooves. When the angle and the orientation of the brush head at the two ends of the round rod need to be adjusted, the round rod can be rotated, and the round rod is fixed at different positions through the grooves at different positions, which are axially arranged, of the round rod, so that powder piles in different sizes and ranges can be cleaned.
Specifically, the bottom of the powder scraping plate is provided with a T-shaped sliding groove, the scraping strip is T-shaped, and the upper part of the scraping strip is clamped into the sliding groove. The scraping strip and the powder scraping plate form a detachable structure, and the scraping strip can be conveniently replaced when damaged after being used for a long time.
Specifically, the connecting rod is two sections, and the middle is the activity riveting, the connecting rod rotation adjustable angle to when the printing of adaptation equidimension object not, scrape the adjustment of whitewashed board distance.
Specifically, the length of the powder scraping plate is larger than the distance between two sides of the forming cylinder, the scraping strip is in surface contact with the upper surface of the forming cylinder, and the brush head is located on the cylinder edge of the forming cylinder. The scraping strip can clean powder on the inner side of the cylinder, and the brush head cleans powder piles on the side of the forming cylinder and the outer side of the cylinder.
Specifically, the small scraper is L-shaped, the long side of the small scraper is fixed at the bottoms of the two ends of the powder scraping plate through screws, and the short side of the small scraper abuts against the cylinder edge of the forming cylinder; the bottom at the two ends of the powder scraping plate is provided with a groove for mounting the small scraping plate, and the length of the powder scraping plate is smaller than the distance between the two sides of the forming cylinder. The short plate extended from the small scraper is just pressed on the cylinder edge of the forming cylinder, and when the powder scraping plate moves back and forth, the small scraper removes powder piles on the cylinder edge.
Specifically, the forming cylinder is provided with all around and connects the powder box, connect powder box detachable to paste on the jar wall of forming cylinder. The powder box can collect and recover the scraped and cleaned powder.
Specifically, the powder scraping plate is in an outer arc shape, and the brush head or the small scraping plate is fixedly arranged at two ends of the powder scraping plate through bolts. The arc-shaped powder scraping plate can enable powder at two ends to be collected towards the middle part and not to be dispersed towards two sides in the moving process.
Compared with the prior art, the beneficial effects of the utility model are that: 1. the small scraper and the brush head can clean the powder on the side of the cylinder; 2. the powder scraping plate is connected with the printer main body, so that the powder pile can be cleaned while printing is performed, and the workload of cleaning after the fact is reduced; 3. the detachable scraping strip can be quickly and simply replaced after being used and damaged for a long time; 4. the arc-shaped powder scraping plate can enable powder at two ends to be collected towards the middle part and not to be dispersed towards two sides in the moving process, so that the accumulation of powder at the cylinder edge is reduced; 5. the removed powder is collected in time and can be recycled.
Drawings
FIG. 1 is a schematic structural view of a cylinder edge powder pile removing device of the 3D printer of the present invention;
FIG. 2 is a schematic structural view of a powder scraping plate of the present invention;
FIG. 3 is a schematic structural view of another powder scraping plate of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2;
FIG. 5 is a schematic structural view of another powder scraping plate according to the present invention;
in the figure: 1-printer body, 2-forming cylinder, 3-powder scraping plate, 4-connecting rod, 5-powder receiving box, 6-scraping strip, 7-round rod, 8-brush head and 9-small scraping plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in figure 1, a cylinder edge powder pile removing device of 3D printer, including printer main part 1 the shaping jar 2 of printer main part 1 lower part still is including being located the powder scraping plate 3 on shaping jar 2 upper portion, connecting rod 4 is installed on powder scraping plate 3 upper portion, the connecting rod 4 other end is installed on printer main part 1, scrape 3 both sides of powder scraping plate and install brush head 8 or little scraper blade 9. When the 3D printer works, the printer body 1 drives the powder scraping plate 3 to move back and forth through the connecting rod 4 in the reciprocating motion process, redundant powder in a forming area is scraped away, and meanwhile, the brush heads 8 or the small scraping plates 9 at the two ends of the powder scraping plate can clean powder piles accumulated on the cylinder edges at the two sides, so that the purposes of printing and cleaning are achieved.
Specifically, the connecting rod 4 is two sections, and the middle is the activity riveting, the connecting rod 4 rotates adjustable angle to when the printing of the not equidimension object of adaptation, to the adjustment of scraping 3 distances of whitewashed board.
Specifically, forming cylinder 2 is provided with all around and connects powder box 5, connect powder box 5 detachable paste on forming cylinder 2's the jar wall. The compact 5 may collect and recover the scraped and cleaned powder.
Different embodiments of the powder scraping plate, the brush head and the small scraping plate are specifically described below by using the cylinder edge powder pile removing device of the 3D printer, and the connection mode of other components is consistent with the above.
Example one
The utility model provides a remove device is piled to jar limit powder of 3D printer, include printer main part 1 the shaping jar 2 of 1 lower part of printer main part is still including being located the powder scraping plate 3 on 2 upper portions of shaping jar, scrape 3 upper portions of powder scraping plate and install connecting rod 4, the 4 other ends of connecting rod are installed printer main part 1 is last, scrape 3 both sides of powder scraping plate and install brush head 8. When the 3D printer is in operation, printer main part 1 is in the reciprocating motion in-process, through connecting rod 4 drives scrape 3 back and forth movement of powder board, scrape away unnecessary powder in the shaping district, simultaneously brush head 8 that scrape powder board both ends cleans the accumulational powder heap in jar limit both sides in real time, realizes printing the mesh that the limit was cleaned.
As shown in fig. 2, the powder scraping plate 3 is in a straight plate shape, a scraping strip 6 is detachably mounted at the bottom of the powder scraping plate 3, a through hole penetrating through the powder scraping plate 3 is formed in the plate body direction, a round rod 7 is sleeved in the through hole, and the brush head 8 is fixed at two ends of the round rod 7; the round rod 7 is circumferentially provided with a plurality of grooves, the through hole is internally provided with a bulge, and the bulge can be clamped into the grooves. When the angle and the orientation of the brush head at the two ends of the round rod 7 need to be adjusted, the round rod can be rotated, and the round rod is fixed at different positions through the grooves at different positions, which are axially arranged on the round rod 7, so that the brush head 8 can clean powder piles in different sizes and ranges.
As shown in fig. 3, the bottom of the powder scraping plate 3 is provided with a T-shaped chute, the scraping strip 6 is T-shaped, and the upper part of the scraping strip 6 is clamped in the chute. The scraping strip 6 and the powder scraping plate 3 form a detachable structure, and after the scraper is used for a long time, the damaged scraping strip is convenient to replace.
Specifically, the length of the powder scraping plate 3 is larger than the distance between two sides of the forming cylinder 2, the scraping strip 6 is in surface contact with the upper surface of the forming cylinder 2, and the brush head 8 is located on the cylinder edge of the forming cylinder 2. The scraping strip 6 can clean powder on the inner side of the cylinder, and the brush head 8 cleans powder piles on the edge of the forming cylinder and on the outer side of the cylinder.
Example two
The utility model provides a remove device is piled to jar limit powder of 3D printer, includes printer main part 1 the shaping jar 2 of 1 lower part of printer main part is still including being located the powder scraping plate 3 on 2 upper portions of shaping jar, scrape 3 upper portions of powder scraping plate and install connecting rod 4, the 4 other ends of connecting rod are installed printer main part 1 is last, scrape 3 both sides of powder scraping plate and install little scraper blade 9. When the 3D printer works, the printer body 1 drives the powder scraping plate 3 to move back and forth through the connecting rod 4 in the reciprocating motion process, redundant powder in a forming area is scraped away, and meanwhile powder piles accumulated on two sides of the cylinder edge are cleared away by the small scraping plates 9 at two ends of the powder scraping plate in real time, so that the purposes of printing and cleaning are achieved.
As shown in fig. 4, the small scraper 9 is "L" shaped, the long side of the small scraper 9 is fixed at the bottom of the two ends of the powder scraping plate 2 by screws, and the short side of the small scraper 9 abuts against the cylinder edge of the forming cylinder 2; the bottoms of the two ends of the powder scraping plate 3 are provided with grooves for mounting the small scraping plates 9;
the length of the powder scraping plate 3 is smaller than the distance between two sides of the forming cylinder 2. The short plate extended from the small scraper 9 just presses the cylinder edge of the forming cylinder, and when the powder scraping plate 3 moves back and forth, the small scraper 9 removes powder piles on the cylinder edge.
EXAMPLE III
The utility model provides a remove device is piled to jar limit powder of 3D printer, includes printer main part 1 the shaping jar 2 of 1 lower part of printer main part is still including being located the powder board 3 of scraping on 2 upper portions of shaping jar, scrape 3 upper portions of powder board and install connecting rod 4, the 4 other ends of connecting rod are installed printer main part 1 is last, scrape 3 both sides of powder board and install brush head 8 or little scraper blade 9.
As shown in fig. 5, the powder scraping plate 3 is in an outer arc shape, and the brush head 8 or the small scraping plate 9 is fixedly installed at two ends of the powder scraping plate 3 through bolts. The arc-shaped powder scraping plate can enable powder at two ends to be collected towards the middle part and not to be dispersed towards two sides in the moving process, and the accumulation of powder at the cylinder edge is reduced.
When the 3D printer works, the printer body 1 drives the powder scraping plate 3 to move back and forth through the connecting rod 4 in the reciprocating motion process, redundant powder in a forming area is scraped away, and meanwhile, the brush heads 8 or the small scraping plates 9 at the two ends of the powder scraping plate can clean powder piles accumulated on the cylinder edges at the two sides, so that the purposes of printing and cleaning are achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A cylinder edge powder pile removing device of a 3D printer comprises a printer main body and a forming cylinder arranged at the lower part of the printer main body, and is characterized by further comprising a powder scraping plate positioned at the upper part of the forming cylinder, wherein a connecting rod is arranged at the upper part of the powder scraping plate, the other end of the connecting rod is arranged on the printer main body, and brush heads or small scraping plates are arranged on two sides of the powder scraping plate; the connecting rod is divided into two sections, and the middle of the connecting rod is movably riveted.
2. The cylinder edge powder pile removing device according to claim 1, wherein the powder scraping plate is in a straight plate shape, the bottom of the powder scraping plate is provided with a scraping strip, the powder scraping plate is provided with a through hole which penetrates along the plate body direction, a round rod is sleeved in the through hole, and the brush head is fixed at two ends of the round rod.
3. The cylinder side powder pile removing device according to claim 2, wherein a plurality of grooves are formed in the circumferential direction of the round rod, and protrusions are arranged in the through holes and can be clamped into the grooves.
4. The cylinder edge powder pile removing device according to claim 2, wherein a T-shaped sliding groove is formed in the bottom of the powder scraping plate, the scraping strip is T-shaped, and the upper portion of the scraping strip is clamped into the sliding groove.
5. The cylinder edge powder pile removing device according to claim 2, wherein the length of the powder scraping plate is greater than the distance between two sides of the forming cylinder, the scraping strip is in contact with the upper surface of the forming cylinder, and the brush head is positioned at the cylinder edge of the forming cylinder.
6. The cylinder edge powder pile removing device as claimed in claim 1, wherein the small scraper is L-shaped, the long edge of the small scraper is fixed at the bottom of the two ends of the powder scraping plate through screws, and the short edge of the small scraper abuts against the cylinder edge of the forming cylinder.
7. The cylinder edge powder pile removing device according to claim 6, wherein the bottoms of the two ends of the powder scraping plate are provided with grooves for mounting the small scraping plates, and the length of the powder scraping plate is smaller than the distance between the two sides of the forming cylinder.
8. The cylinder side powder pile removing device according to any one of claims 1, 2 or 6, wherein powder receiving boxes are arranged around the forming cylinder, and the powder receiving boxes are detachably adhered to the cylinder wall of the forming cylinder.
9. The cylinder edge powder pile removing device according to any one of claims 1, 2 or 6, wherein the powder scraping plate is in an outer arc shape, and the brush head or the small scraper is fixedly installed at two ends of the powder scraping plate through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822082460.XU CN209832636U (en) | 2018-12-12 | 2018-12-12 | Cylinder edge powder pile removing device of 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822082460.XU CN209832636U (en) | 2018-12-12 | 2018-12-12 | Cylinder edge powder pile removing device of 3D printer |
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| Publication Number | Publication Date |
|---|---|
| CN209832636U true CN209832636U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822082460.XU Active CN209832636U (en) | 2018-12-12 | 2018-12-12 | Cylinder edge powder pile removing device of 3D printer |
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| CN (1) | CN209832636U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734065A (en) * | 2022-06-13 | 2022-07-12 | 天津大学 | Metal powder additive manufacturing device and method with multi-stage adjustable powder scraping function |
| EP4234134A1 (en) * | 2022-02-25 | 2023-08-30 | Ricoh Company, Ltd. | Method of fabricating three-dimensional object and apparatus for fabricating three-dimensional object |
-
2018
- 2018-12-12 CN CN201822082460.XU patent/CN209832636U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4234134A1 (en) * | 2022-02-25 | 2023-08-30 | Ricoh Company, Ltd. | Method of fabricating three-dimensional object and apparatus for fabricating three-dimensional object |
| CN114734065A (en) * | 2022-06-13 | 2022-07-12 | 天津大学 | Metal powder additive manufacturing device and method with multi-stage adjustable powder scraping function |
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