CN208084622U - One kind is for the molding scraper of ceramics - Google Patents
One kind is for the molding scraper of ceramics Download PDFInfo
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- CN208084622U CN208084622U CN201820452630.6U CN201820452630U CN208084622U CN 208084622 U CN208084622 U CN 208084622U CN 201820452630 U CN201820452630 U CN 201820452630U CN 208084622 U CN208084622 U CN 208084622U
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- molding scraper
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Abstract
The utility model is related to one kind for the molding scraper of ceramics, including blade end and connecting pin, blade end both sides are equipped with circular groove, the circular groove is close to blade end end face, the groove extends along described for the molding scraper length direction of ceramics, and the connecting pin described will be connect for the molding scraper of ceramics with cutter holder.The utility model at blade end by being arranged groove, it is used in ceramic slurries in the molding scraper course of work of ceramics and is rolled along circular groove and advanced, to improve the flatness of stone and the machining accuracy of workpiece, acquisition surface is smooth, the high art work of formed precision.
Description
Technical field
The utility model is related to rapid forming equipment technical fields, more particularly to one kind is for the molding scraper of ceramics.
Background technology
In recent years, rapid shaping technique rapidly develops, and the variation of essence is brought to manufacturing industry.Generally, quickly
Forming technique is exactly the data using three-dimensional CAD, by rapidform machine, by material stacking from level to level at physical prototypes.
Wherein stereo lithography is a kind of straight forming method of ceramic member, the basic thought based on rapid shaping,
It is exposed by laser scanning and realizes the solidification of single layer stone, focused on according to designed original paper layer cross section by UV laser beam
Ceramic photosensitive resin mixing liquid in work nest, it is point-by-point to cure, by point and line, by line to face.It is solidified into face by the directions xy
Afterwards, the movement by lifting platform in z-axis direction is layering and completes the 3 D-printing of ceramic part.
During stone, since ceramic slurries are the big liquid of mobility, cutter needs to be lot more time to put down after striking off
Complex wave is dynamic, and time-consuming for processing.Therefore there are prodigious fluctuations after doctor blade, and taking a long time liquid could be gradually steady
It is fixed, and be the liquid resin of vacuum suction in existing scraper, when printing workpiece surface scrapes, speed cannot be too fast, otherwise can
There is the phenomenon that surface resin is pulled away, so paving liquid speed degree and stand-by period, time-consuming, to realize the smooth curing molding of liquid level.
Therefore, with the increase of the printing number of plies, the time of liquid level stabilizing and paving liquid add up and then obviously take aggravation, to affect
The working efficiency of Stereolithography equipment.A kind of conventional tool as shown in Figure 1, during paving slurries, ceramic slurry
Liquid makes solid-liquid have a common boundary along molded part peripheral motor since there are surface tension between ceramic slurries surface molecules and cured part
The slurry of place's covering is higher by liquid level around, causes the reduction of molded part precision.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide one kind molding scrapes for ceramics
Knife, the stone process being mainly used in ceramic Rapid Prototyping Process, for eliminating when scraper acts on ceramic slurries to liquid level
The influence of flatness improves machining accuracy.
The purpose of this utility model is realized using following technical scheme:
One kind is equipped with arc-shaped recessed for the molding scraper of ceramics, including blade end and connecting pin, blade end both sides
Slot, the circular groove is close to blade end end face, and the groove is along described for the molding scraper length direction of ceramics
Extend, the connecting pin described will be connect for the molding scraper of ceramics with cutter holder.
In said program, the size of the radius R of the circular groove is determined by following formula:
In formula, ρ is the density of slurries, and μ is slurry viscosity, and v is scraper movement velocity.
In said program, the groove is symmetrically disposed on the distance between blade end both sides, the two groove slot bottoms
D2 is the 1/5-2/3 of cutter thickness.
In said program, the d1 of blade end end face described in the groove distance is 0-3mm.
In said program, the inner surface of the circular groove is minor arc or semi arch, the inner surface to the center of circle
Angle is 30-180 °.
In said program, the connecting pin is equipped with several screw holes.
In said program, several screw holes are uniformly distributed along the length direction for the molding scraper of ceramics.
In said program, screw passes through the screw hole described for the molding scraper of ceramics and the cutter holder
It is fixedly connected.
Compared with prior art, the beneficial effects of the utility model are:
By the way that groove is arranged at blade end, ceramic slurries are used in the molding scraper course of work of ceramics along arc-shaped
Groove, which rolls, to advance, and to improve the flatness of stone and the machining accuracy of workpiece, acquisition surface is smooth, the high skill of formed precision
Art product.
Description of the drawings
Fig. 1 is to be conventionally used to the molding scraper paving slurry operating diagram of ceramics;
Fig. 2 is the utility model for the molding scraper schematic of ceramics;
Fig. 3 is the scheme of installation for the molding scraper of ceramics shown in Fig. 2;
Fig. 4 is the usage state diagram for the molding scraper of ceramics shown in Fig. 2.
In figure:1, connecting pin;2, blade end;3, groove;4, screw hole;5, cutter holder.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
Can be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more relevant Listed Items.
As in Figure 2-4, a kind of for the molding scraper of ceramics, including connecting pin 1 and blade end 2, it is equipped in connecting pin 1
It is several along the equally distributed screw hole 4 in ceramic rapid shaping cutter length direction, will pass through screw by ceramic rapid shaping cutter
It is fixed with the cutter holder 5 on laying device.The both sides at blade end 2 are equipped with along the length direction of ceramic rapid shaping cutter
Circular groove 3, circular groove 3 is close to 2 end face of blade end.In the present embodiment, circular groove 3 is symmetrically disposed on blade
2 both sides are held, and the distance d1 of end face of the open end of groove 3 apart from blade end 2 is 0-3mm.
The size of the radius R of the circular groove 3 is determined by following formula:
In formula, ρ is the density of slurries, and μ is slurry viscosity, and v is scraper movement velocity.
If the thickness of cutter is d, the distance between two grooves, 3 slot bottom d2 is 1/5d-2/3d.In the present embodiment, ceramics are fast
Fast molding cutter thickness is 3mm, and the distance between two 3 slot bottoms of groove being oppositely arranged d2 is 1.6mm.
Preferably, the inner surface of circular groove 3 be minor arc or semi arch, the inner surface to central angle be 30-
180°。
By taking gear tree as an example, gear tree is a complicated middle part hanging structure, and the smallest annular clearance reaches 0.3mm, if using
In traditional stone process engineering, slurries will lead to slurries out-of-flatness along molded part peripheral motor.In post laser forming process
In, the more position of slurries is likely to occur boundary protrusions, and the precision for be easy to causeing molded part is low, is unable to reach the expection of designer
Effect.It can effectively be solved the above problems using the utility model scraper, since scraper makes ceramic slurries do circle along scraper groove 3
Zhou Yundong improves the way of contact between molded part, so that slurry paving is sent more smooth, to improve the flatness of stone,
To improve the machining accuracy of workpiece.
Meanwhile this kind of blade construction is simple, is not contacted firmly with other component, therefore can increase the service life of scraper.Cause
Have many advantages, such as that making is simple, processing cost is low, strong applicability for this kind of scraper, is suitble to mass production, there is prodigious economy
Benefit.
It will be apparent to those skilled in the art that technical solution that can be as described above and design, make various other
Corresponding change and deformation, and all these changes and deformation should all belong to the protection of the utility model claims
Within the scope of.
Claims (8)
1. one kind is for the molding scraper of ceramics, it is characterised in that:The molding scraper of ceramics that is used for includes blade end and company
End is connect, blade end both sides are equipped with circular groove, and the circular groove is close to blade end end face, the groove edge
Described to extend for the molding scraper length direction of ceramics, the connecting pin is consolidated described for the molding scraper of ceramics with cutter
Determine device connection.
2. being used for the molding scraper of ceramics according to claim 1, it is characterised in that:The radius R's of the circular groove
Size is determined by following formula:
In formula, ρ is the density of slurries, and μ is slurry viscosity, and v is scraper movement velocity.
3. being used for the molding scraper of ceramics according to claim 1, it is characterised in that:The groove is symmetrically disposed on the knife
Sword end both sides, the distance between two described groove slot bottoms d2 are the 1/5-2/3 of cutter thickness.
4. being used for the molding scraper of ceramics according to claim 1, it is characterised in that:Blade end end described in the groove distance
The d1 in face is 0-3mm.
5. being used for the molding scraper of ceramics according to claim 1, it is characterised in that:The inner surface of the circular groove is
Minor arc or semi arch, the inner surface to central angle be 30-180 °.
6. being used for the molding scraper of ceramics according to claim 1, it is characterised in that:The connecting pin is equipped with several screw holes.
7. being used for the molding scraper of ceramics according to claim 6, it is characterised in that:Several screw holes are along described for making pottery
The length direction of the molding scraper of porcelain is uniformly distributed.
8. being used for the molding scraper of ceramics according to claim 6, it is characterised in that:Screw passes through the screw hole by the use
It is fixedly connected with the cutter holder in the molding scraper of ceramics.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820452630.6U CN208084622U (en) | 2018-04-02 | 2018-04-02 | One kind is for the molding scraper of ceramics |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820452630.6U CN208084622U (en) | 2018-04-02 | 2018-04-02 | One kind is for the molding scraper of ceramics |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208084622U true CN208084622U (en) | 2018-11-13 |
Family
ID=64057494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201820452630.6U Active CN208084622U (en) | 2018-04-02 | 2018-04-02 | One kind is for the molding scraper of ceramics |
Country Status (1)
Country | Link |
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CN (1) | CN208084622U (en) |
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2018
- 2018-04-02 CN CN201820452630.6U patent/CN208084622U/en active Active
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