CN109049691A - A kind of 3D printer leakproof working cylinder - Google Patents
A kind of 3D printer leakproof working cylinder Download PDFInfo
- Publication number
- CN109049691A CN109049691A CN201811129345.1A CN201811129345A CN109049691A CN 109049691 A CN109049691 A CN 109049691A CN 201811129345 A CN201811129345 A CN 201811129345A CN 109049691 A CN109049691 A CN 109049691A
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- CN
- China
- Prior art keywords
- casing wall
- side plate
- plate
- groove
- printer
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/255—Enclosures for the building material, e.g. powder containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
The invention proposes a kind of 3D printer leakproof working cylinders, including the first casing wall, second casing wall, first side plate, second side plate, locating rod and piston plate, first casing wall, second casing wall, first side plate, second side plate is mutually enclosed a rectangular channel structure, first casing wall and the second casing wall are cooperatively connected by the groove on the first side plate and the second side plate, it is fastenedly connected between first side plate and the second side plate by locating rod, piston plate slides in rectangular channel, first casing wall and the second casing wall use glass material or resin material, the problem of being not enough easy sand leakage the present invention overcomes 3D printer strength of working cylinder, and easy disassembly maintenance of the present invention, it has a good application prospect, on the basis of performance is more superior than original metal cutting process, considerably reduce cost and corrosion resistance, especially in large scale Piston/cylinder using upper, metal cutting process is it is difficult to ensure that whole plate flatness, the present invention can make similar application significantly universal.
Description
Technical field
The present invention relates to 3D printing equipment technical field more particularly to a kind of 3D printer leakproof working cylinders.
Background technique
3D printing equipment mostly uses greatly the mode of stacked in multi-layers material to realize that increasing material forms at present, all powder of international and national
Powder material increases material molding and all uses piston cylinder structure.Including providing the powder cylinder of printed material and providing the molding of working environment
Cylinder, piston move up and down in piston cylinder, and working method is that powder-laying roller spreads the powder in powder cylinder to moulding cylinder, pave printing
Print head starts to print after material, and various types spray head and laser scanning and electronics beam scanning can be used in print head.
Powder is used as printed material to be used as backing material again, therefore the laying and offer of powder become committed step, together
Sample moulding cylinder and working cylinder also become important mechanical part.Industry generallys use precision machined mode at present, using metal
Plate carries out finish-milling processing, splicing or precision welding and forms to obtain piston cylinder as raw material.For common processing,
Precision Machining can obtain that precision is higher, piston cylinder of better quality, however cost equally greatly improves, and in use still
So there are problems that cylinder block material deformation, abrasion, especially when forming large-size workpiece, the processing cost of cylinder block material is higher,
It is more also easy to produce machining stress deformation, to bring powder leakage, sand leakage problem.
Powder leakage, sand leakage problem not only result in the waste of printed material, and influence the paving of the printed material in moulding cylinder
Flat effect reduces printing workpiece quality, while the sand material leakage printed is also possible to pollute the environment, and influences staff's
Health.
Summary of the invention
In view of this, the invention proposes one kind, and the 3D of sand leakage, reduction printing device maintenance difficulties can effectively be avoided to beat
Print machine leakproof working cylinder.
The technical scheme of the present invention is realized as follows: the present invention provides a kind of 3D printer leakproof working cylinders, including
First casing wall and the second casing wall of the same size, the first side plate of the same size and the second side plate, locating rod and piston plate,
The both ends of first side plate wherein one side are respectively provided with first groove,
The both ends of second side plate wherein one side are respectively provided with second groove,
First side plate and the second side plate face are arranged in parallel, and the first cylinder is movably installed between the first side plate and the second side plate
Wall and the second casing wall, the both ends of first casing wall be respectively embedded in the first side plate and second side plate the same side the first groove and
In second groove, the both ends of the second casing wall are respectively embedded in the first groove of the first side plate and the second side plate other side and second recessed
In slot, the first casing wall and the second casing wall face are parallel, and the both ends of the first side plate and the second side plate are fastenedly connected by locating rod,
First side plate, the first casing wall, the second side plate and the second casing wall surround a rectangular channel, and the piston plate is slidably mounted on rectangle
In channel.
Common metal plate welds or is detachably connected to form work cylinder structure after processing by milling machine, and cylinder body is difficult to reach
To complete planarization effects, and in use, by external force, cylinder body is easy to produce irreversible deformation, to generate
Leakage sand situation, if the use of printed material being acid material, material itself can also generate corrosion left and right to cylinder body, influence using the longevity
Life.
On the basis of above technical scheme, it is preferred that first casing wall and the second casing wall are glass material, resinous wood
One of matter or ceramic material.
The present invention uses glass, resin or ceramic material as the material for preparing of casing wall, both can be to avoid the deformation of cylinder body
Problem, and can be to avoid the corrosion of acid material, to reach improved effect, it is contemplated that glass material, resin material and pottery
Porcelain material is difficult to control accurately dimensional problem compared to metal material, is matched in technical solution of the present invention using groove and casing wall
It closes, the problem bad with installation effect can not be installed to avoid dimensional discrepancy bring.
On the basis of above technical scheme, it is preferred that further include the first inner panel and the second inner panel, first inner panel is tight
Guan County is equipped with the one side of the first groove mounted in the first side plate, and second inner panel is securedly mounted to the second side plate equipped with the second groove
One side.
Inner panel can use the higher metal material of intensity, and one side inner panel and side plate form composite construction, increase intensity,
On the other hand, it can also avoid the problem that single layer structure flatness is easily varied, while side plate can use the relatively low price of density
Lower material, inner panel use the material of better quality, save cost.
On the basis of above technical scheme, it is preferred that first inner panel is securedly mounted to first by sunk screw
On side plate, second inner panel is securedly mounted on the second side plate by sunk screw, the both ends of first inner panel respectively with
The first groove of both ends is close to the one side edge flush of piston plate, and the both ends of the second inner panel are respectively with the second groove of both ends close to living
The one side edge flush of seben.
Still more preferably, thickness of the width of first groove and the second groove than the first casing wall and the second casing wall
Wide 1~3mm.
First casing wall and the second casing wall can also install one layer of inner panel close to the side of piston plate, and inner panel and casing wall form multiple
It closes structure and improves intensity；It is connected between inner panel and casing wall using sunk screw, or uses resin bonding；First casing wall and the second cylinder
One layer of outside plate can also be installed on the outside of wall, to prevent outer side impaction.
On the basis of above technical scheme, it is preferred that the also insertion installation in the first groove of the same side and the second groove
There is a protective plate, the protective plate is located at the first casing wall and the second casing wall close to the side of piston plate,
On the basis of above technical scheme, it is preferred that further include third inner panel, the third inner panel is securedly mounted to live
The upper surface of seben.
On the basis of above technical scheme, it is preferred that the third inner panel is securedly mounted to piston by sunk screw
The upper surface of plate.
On the basis of above technical scheme, it is preferred that the locating rod is mental section, and the quantity of locating rod is no less than
Four, the locating rod supports the surface in the first casing wall or the second casing wall, and is located at backwards to the side of piston plate.
On the basis of above technical scheme, it is preferred that further include electrostatic aperture plate, the electrostatic aperture plate attaches installation respectively
In the first casing wall and the second casing wall backwards to the one side of piston plate.
On the basis of above technical scheme, it is preferred that further include ground line, the ground line electrically connects with electrostatic aperture plate
It connects.
3D printer leakproof working cylinder of the invention has the advantages that compared with the existing technology
(1) present invention is using made of glass, resin material or ceramic material with preferable flatness and mechanical performance
Casing wall replaces traditional stainless steel casing wall, and the distinctive flatness of plate and mechanical performance prepared using these materials can save
The finishing step of sheet metal is removed, saves cost, while there is better seal performance, avoids sand leakage, powder leakage, and compared to gold
For belonging to material, glass, resin material and ceramic material have better acid resistance, can reduce the later maintenance of equipment at
This；
(2) present invention is cooperated using groove structure and casing wall, achievees the purpose that adjust structure size, is avoided glass and is added
Chinese musical scale cun precision problem, prevents working cylinder assembly precision from not enough leading to material leakage；
(3) three inner plate structures are also used in the present invention, mutually fasten combination with side plate and piston plate respectively, form multilayer
On the one hand structure enhances mechanical strength, on the other hand, composite construction is conducive to improve flatness, and composite construction is convenient for the later period
The replacement of components；
(4) structure for also increasing antistatic in the present invention to casing wall, overcomes the electrostatic that may cause by material improvement
Problem reduces the risk of equipment work.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the axonometric drawing of 3D printer leakproof working cylinder of the present invention；
Fig. 2 is the configuration schematic diagram of 3D printer leakproof working cylinder of the present invention；
Fig. 3 is the structural schematic diagram of the first side plate in 3D printer leakproof working cylinder of the present invention；
Fig. 4 is the structural schematic diagram of the second side plate in 3D printer leakproof working cylinder of the present invention.
In figure: the first casing wall of 1-, the second casing wall of 2-, the first side plate of 3-, the second side plate of 4-, 5- locating rod, 6- piston plate, 7-
First inner panel, the second inner panel of 8-, 9- third inner panel, 10- electrostatic aperture plate, 11- ground line, the first groove of 31-, the second groove of 32-.
Specific embodiment
Below in conjunction with embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clearly and completely
Description, it is clear that described embodiment is only some embodiments of the invention, rather than whole embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments shall fall within the protection scope of the present invention.
As shown in Figure 1, in conjunction with Fig. 2-Fig. 4, a kind of 3D printer leakproof working cylinder of the invention comprising the first casing wall 1,
Second casing wall 2, the first side plate 3, the second side plate 4, locating rod 5 and piston plate 6, the first casing wall 1, the second casing wall 2, the first side plate 3,
Second side plate 4 and piston plate 6 are rectangle, the first side plate 3 and the setting of 4 face of the second side plate, and the first side plate 3 is close to the second side plate
4 one side both ends are equipped with the first groove 31, and the second side plate 4 is equipped with the second groove 32 close to the one side both ends of the first side plate 3,
The both ends insertion of first casing wall 1 is located at first groove 31 and the second groove 32 of the same side, and the both ends insertion of the second casing wall 2 is another
The first groove 31 and the second groove 32 of side, the first casing wall 1 is parallel with 2 face of the second casing wall, the first casing wall 1, the second casing wall 2,
First side plate 3 and the second side plate 4 complement each other to form a rectangular channel, are slidably fitted with piston plate 6 in rectangular channel, and first
It is fastenedly connected between side plate 3 and the second side plate 4 by locating rod 5.
In a specific embodiment, the first casing wall 1 and the second casing wall 2 are glass material, resin material or ceramic material
One of.
Routine work cylinder uses stainless steel materials, and metal material has certain ductility, and rigidity is not high, makes for a long time
With irreversible deformation is easy to produce in the process, to influence the sealing performance between cylinder body and piston structure, lead to sand leakage, this
Replace stainless steel good can avoid sand leakage using the rigidity and flatness of glass using the casing wall of glass material in invention
Secondly problem can also can also be used using the resin plate with good stiffness and surface smoothness, such as epoxy resin board
Ceramic wafer.
As shown in Fig. 2, in a specific embodiment, the one side that first side plate 3 is equipped with the first groove 31 fastens installation
There is the first inner panel 7, the one side fastening that the second side plate 4 is equipped with the second groove 32 is equipped with the second inner panel 8, and it is heavy that the first inner panel 7 passes through
Head screw is securedly mounted on the first side plate 3, and the second inner panel 8 is securedly mounted on the second side plate 4 by sunk screw, in first
Respectively with the first groove of both ends 31 close to the one side edge flush of piston plate 6, the both ends of the second inner panel 8 are distinguished at the both ends of plate 7
With the second groove of both ends 32 close to the one side edge flush of piston plate 6.
In a specific embodiment, the width of the first groove 31 and the second groove 32 is than the first casing wall 1 and the second casing wall 2
Wide 1~the 3mm of thickness.
The thickness difference of groove and casing wall on the one hand be adapted to various sizes of casing wall, on the other hand can also by casing wall with
Other plates are used in combination.
In a specific embodiment, the upper surface of piston plate 6 is equipped with third inner panel 9, third by sunk screw fastening
Frontal projected area of the inner panel 9 with piston plate 6 with as.
In a specific embodiment, locating rod 5 is mental section, and the quantity of locating rod 5 is four, is fastenedly connected the respectively
Four angles of side plate 3 and the second side plate 4, the both ends of locating rod 5 pass through screw and the first side plate 3 respectively and the second side plate 4 is tight
It is solidly connected, while locating rod 5 supports on the surface of the first casing wall 1 or the second casing wall 2 and is located at backwards to the side of piston plate 6.
It in a specific embodiment, further include electrostatic aperture plate and ground line, electrostatic aperture plate 10 is located at 1 He of the first casing wall
Electrostatic aperture plate is fixed on the table of casing wall backwards to the one side of piston plate 6 by the second casing wall 2 during installation by locating rod 5
Face, electrostatic aperture plate and ground line are electrically connected.
In a specific embodiment, the material in working cylinder and casing wall and side plate friction, generate electrostatic, and side plate material is usual
For metal material, therefore electrostatic is easy to be transferred to away, can be passed to the electrostatic being gathered on casing wall by electrostatic aperture plate
It arrives, and is discharged by ground line, avoid accumulation of static electricity from generating dangerous.
Specific working mode of the invention:
Have reeded side in the first side plate 3 and the second side plate 4 first and the first inner panel 7 and the second inner panel 8 be installed respectively,
It is fastened by sunk screw, the first casing wall 1 and the second casing wall 2 is respectively embedded in the first recessed of the first side plate 3 and the second side plate 4
In slot 31 and the second groove 32, the position of the first casing wall 1 and the second casing wall 2 in groove is adjusted, connects the first side with locating rod 5
Four angles of plate 3 and the second side plate 4, and fastened with screw, locating rod 5 supports the surface of the first casing wall 1 and the second casing wall 2, makes
It is fixed in groove, in the upper surface of piston plate 6 using screw fastening installation third inner panel 9, piston plate 6 is made to have the first side
Activity in the rectangular channel that plate 3, the second side plate 4, the first casing wall 1 and the second casing wall 2 form, forms work cylinder structure.
The main of the first side plate 3, the second side plate 4, the first casing wall 1 and the second casing wall 2 composition working cylinder is utilized in the present invention
Cylinder body, and the first side plate 3 and the second side plate 4 are connected and fixed using the locating rod 5 of profile production, stable housing structure is obtained,
First casing wall 1 and the second casing wall 2 use flatness higher and on-deformable material instead of metallic plate, avoid the occurrence of sand leakage feelings
Condition, while in order to overcome the problems, such as that the higher size for being unlikely to deform material of flatness is difficult to accurate control, in the first side plate 3 and the
First groove 31 and the second groove 32 be set on two side plates 4, and using casing wall, movable limit evades casing wall size in groove
Problem, while inner plate structure is fastenedly connected to the surface of the first side plate 3 and the second side plate 4 and piston plate 6, it is allowed to form bilayer
Composite construction, on the one hand improve side plate mechanical performance, avoid single layer structure from being easily deformed abrasion, be on the other hand convenient for
Later maintenance and replacement, without dismantling frame repeatedly, secondly the first casing wall 1 and the second casing wall 2 close to the side of piston plate 6 also
It can be embedded in installation protective plate, protective plate and casing wall form two-layer composite, on the one hand improve mechanical strength, on the other hand
It can be damaged to avoid casing wall, be convenient for later maintenance.
The foregoing is merely better embodiments of the invention, are not intended to limit the invention, all of the invention
Within spirit and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of 3D printer leakproof working cylinder, which is characterized in that including the first casing wall (1) of the same size and the second casing wall
(2), the first side plate (3) of the same size and the second side plate (4), locating rod (5) and piston plate (6),
The both ends of first side plate (3) wherein one side are respectively provided with first groove (31),
The both ends of second side plate (4) wherein one side are respectively provided with second groove (32),
First side plate (3) and the second side plate (4) face are arranged in parallel, activity installation between the first side plate (3) and the second side plate (4)
There are the first casing wall (1) and the second casing wall (2), the both ends of first casing wall (1) are respectively embedded in the first side plate (3) and second side
In first groove (31) and the second groove (32) of plate (4) the same side, the both ends of the second casing wall (2) are respectively embedded in the first side plate
(3) and in first groove (31) of the second side plate (4) other side and the second groove (32), the first casing wall (1) and the second casing wall (2)
Face is parallel, and the both ends of the first side plate (3) and the second side plate (4) pass through locating rod (5) and are fastenedly connected, the first side plate (3),
One casing wall (1), the second side plate (4) and the second casing wall (2) surround a rectangular channel, and the piston plate (6) is slidably mounted on square
In shape channel.
2. a kind of 3D printer leakproof working cylinder as described in claim 1, which is characterized in that first casing wall (1) and the
Two casing walls (2) are one of glass material, resin material or ceramic material.
3. a kind of 3D printer leakproof working cylinder as described in claim 1, which is characterized in that further include the first inner panel (7) and
Second inner panel (8), first inner panel (7) are securedly mounted to one side that the first side plate (3) are equipped with the first groove (31), and described the
Two inner panels (8) are securedly mounted to the one side that the second side plate (4) are equipped with the second groove (32).
4. a kind of 3D printer leakproof working cylinder as claimed in claim 3, which is characterized in that first inner panel (7) passes through
Sunk screw is securedly mounted on the first side plate (3), and second inner panel (8) is securedly mounted to the second side plate by sunk screw
(4) on, the both ends of first inner panel (7) are equal close to the one side edge of piston plate (6) with the first groove of both ends (31) respectively
Together, the both ends of the second inner panel (8) are respectively with the second groove of both ends (32) close to the one side edge flush of piston plate (6).
5. a kind of 3D printer leakproof working cylinder as described in claim 1, which is characterized in that first groove (31) and the
The width of two grooves (32) is 1~3mm wider than the thickness of the first casing wall (1) and the second casing wall (2).
6. a kind of 3D printer leakproof working cylinder as described in claim 1, which is characterized in that further include third inner panel (9), institute
State the upper surface that third inner panel (9) is securedly mounted to piston plate (6).
7. a kind of 3D printer leakproof working cylinder as claimed in claim 6, which is characterized in that the third inner panel (9) passes through
Sunk screw is securedly mounted to the upper surface of piston plate (6).
8. a kind of 3D printer leakproof working cylinder as described in claim 1, which is characterized in that the locating rod (5) is metal
Profile, the quantity of locating rod (5) are four, and the locating rod (5) supports the surface in the first casing wall (1) or the second casing wall (2),
And it is located at backwards to the side of piston plate (6).
9. a kind of 3D printer leakproof working cylinder as described in claim 1, which is characterized in that it further include electrostatic aperture plate (10),
The electrostatic aperture plate (10) attaches respectively is mounted on the first casing wall (1) and the second casing wall (2) backwards to the one side of piston plate (6).
10. a kind of 3D printer leakproof working cylinder as claimed in claim 9, which is characterized in that further include ground line (11), institute
It states ground line and electrostatic aperture plate (10) is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811129345.1A CN109049691B (en) | 2018-09-27 | 2018-09-27 | 3D printer leak protection working cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811129345.1A CN109049691B (en) | 2018-09-27 | 2018-09-27 | 3D printer leak protection working cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109049691A true CN109049691A (en) | 2018-12-21 |
| CN109049691B CN109049691B (en) | 2020-09-08 |
Family
ID=64766339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811129345.1A Active CN109049691B (en) | 2018-09-27 | 2018-09-27 | 3D printer leak protection working cylinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN109049691B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940736A (en) * | 2020-08-27 | 2020-11-17 | 山东省机械设计研究院 | 3D printer metal heavy part forming cylinder |
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| CN109049691B (en) | 2020-09-08 |
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