A kind of dry powder halftone cloth system and the distributing technique using it
Technical field
The present invention relates to ceramic powder technical field more particularly to a kind of dry powder halftone cloth system and use its cloth
Technique.
Background technique
Traditional leather belt material distributing, grid cloth, multitube cloth, the modes such as glass case cloth, the decoration figure on adobe surface
Case is all more rough, can not accomplish precise positioning, and pattern poor repeatability to cloth pattern.
The production of existing powder Ceramic Tiles, the color lump on the layout of with good grounds brick face, is positioned color lump using halftone
In grid, corresponding colorant is laid in grid by halftone, grid is fallen into all ceramic pigments and is formed completely
After pattern, its internal ceramic powder is pushed into press die by grid, is suppressed ceramic powder with press and is obtained green body, but
Since existing powder is generally the water content common dry mash big for the wet-milling or electrostatic force of 6-8%, the mobility of both
All poor, the mesh number of the minimum mesh of halftone is generally 10 mesh, can not cloth go out fine pattern, and its halftone cloth is to be located at pressure
Outside machine, in transfer, decorative pattern can be scattered because of vibration, and pattern is caused fuzzy side occur.
Summary of the invention
It is an object of the invention to propose a kind of dry powder halftone cloth system, the partial size of powder is controlled, can get texture more
Finely, the richer decorative layer of pattern, solves that existing all-body tile or non-glazed ceramic brick pattern be not fine enough, pattern does not have
The problem of controllability and variability.
Another object of the present invention is to propose a kind of distributing technique using above-mentioned dry powder halftone cloth system, solve
Existing all-body tile or non-glazed ceramic brick pattern do not have the problem of controllability and variability.
For this purpose, the present invention uses following technical scheme:
A kind of dry powder halftone cloth system, be applied to Ceramic Tiles press in, including provide dry mash feeding machanism and to
The material-feeding mechanism of cloth in press die cavity, the feeding machanism are located at the top of the material-feeding mechanism;
The material-feeding mechanism includes movable stand, driving portion and halftone cloth portion, and the driving portion drives the movable stand to exist
Make straight reciprocating motion above press die cavity, halftone cloth portion is installed on the movable stand, and halftone cloth portion
Enter with the straight reciprocating motion of the movable stand or the position of the surface of leaving the press die cavity, the version of the halftone
Face is provided with the pierced pattern being made of multiple mesh, and the maximum diameter of hole of the mesh of the pierced pattern is less than or equal to 20 purposes
Aperture.
Preferably, halftone cloth portion is made of one or more halftone cloth material unit laid out in parallel, the halftone cloth
Material unit includes halftone, roller bearing, mounting rack and central-shaft motor;
There are two the roller bearing settings, and two roller bearings are arranged in parallel, and the shaft portion of the end of two roller bearings
Not Tong Guo the mounting rack be correspondingly connected with two-by-two, the symmetrical side of the two of the halftone wraps around the roller bearing;
The central-shaft motor is set to the mounting rack, and it is driven turning in the same direction for two roller bearings by driving member
It is dynamic;
The bottom of the halftone is provided with openable and closable cloth material mouth.
Another embodiment further includes the grid cloth portion for cloth initial bed, grid cloth portion and the halftone cloth
Material portion is respectively arranged in the both ends on the movable stand moving direction.
Another embodiment, halftone cloth portion are located at the front end of the movable stand moving direction, grid cloth portion
Positioned at the rear end of the movable stand moving direction.
Another embodiment, the feeding machanism are made of one or more quantitative feeding hoppers, feed end connection
In the material stock tank of different dry mash, the discharge port for being fed hopper is respectively corresponding the halftone in halftone cloth portion under original state just
Top.
Preferably, the halftone cloth material unit is slidably installed on the sliding rail of the movable stand by sliding block.
Using the distributing technique of above-mentioned dry powder halftone cloth system, cloth material process is:Using halftone cloth portion to pressure
The one or more dry mash of charity in machine die cavity, the dry mash are the mud made of the ceramic raw material containing polyvinyl alcohol
The surface of spray-dried acquisition is smooth and has the particulate material of mobility, and the mobility of the dry mash is 100ml volts of cups
Less than 40 seconds, the water content of the dry mash was less than or equal to 1%.
It preferably, further include for material process and movement process, described for material process is the feeding machanism to the halftone
The step of cloth portion is fed, the movement process is that halftone cloth portion is moved to the step of the surface of the press die cavity
Suddenly;
Carry out cloth material process before when, the cloth material mouth of the halftone cloth material unit is in close state, the feeding machanism to
Halftone cloth portion is fed, and after feed, halftone cloth portion is moved to the cloth area of the press die cavity
When the surface in domain, the cloth material process starts to carry out.
Preferably, the cloth material process specifically includes:When halftone cloth portion is moved to the cloth area of the press die cavity
When the surface in domain, the roller bearing drive halftone scrolling of each halftone cloth material unit, while the halftone cloth material unit
Cloth material mouth is opened, and dry mash is fallen under the pierced pattern of halftone in the region of required cloth, and the halftone cloth material unit rolls
The movable stand drives the halftone cloth material unit to exit the surface of the area of cloth while cloth, until halftone cloth
Portion's cloth is completed, and the cloth material mouth of the halftone cloth material unit is closed.
Preferably, it is described for material process, the movement process and the cloth material process circuit sequentially and carry out multiple halftone cloth
Material obtains the decorative effect of more pattern superpositions.
Preferably, multiple halftone cloth material units of the feeding machanism into halftone cloth portion provide different colors
Dry mash, multiple halftone cloth material units carry out cloth simultaneously in the press die cavity.
Beneficial effects of the present invention:
1, dry mash is fallen by the pierced pattern that it is limited into initial bed or press die cavity, is carried out directly in die cavity
Cloth keeps the pattern of halftone, and the maximum diameter of hole of mesh is less than or equal to the aperture of 20 mesh on halftone, controls the grain of powder
Diameter, available texture is finer, the richer decorative layer of pattern;
2, correspondence has multiple halftone cloth material units right above press die cavity, can be according to different levels pattern or color pattern
Cloth is separated, the cloth of different location and different colours can carry out simultaneously such as on brick face, with the big halftone of existing unification one
It compares, cloth efficiency greatly improves, and does not have to replacement halftone in the same process, without solving the problems, such as reorientation etc., realizes
High-precision repeatability on production line.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the present of invention;
Fig. 2 is the structural schematic diagram of one embodiment of halftone cloth material unit of the invention;
Fig. 3-Fig. 9 is successively the cloth flow diagram of halftone cloth system of the present invention in order.
Wherein:Ceramic Tiles press 01, press die cavity 02, feeding machanism 1, material-feeding mechanism 2, movable stand 21, halftone cloth portion
22, halftone 22-1, pierced pattern 22-11, roller bearing 22-2, mounting rack 22-3 and central-shaft motor 22-4, grid cloth portion 23, push plate
21-1, sliding rail 21-2, initial bed 111, dry mash decorative layer 112.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, a kind of dry powder halftone cloth system, is applied in Ceramic Tiles press 01, including providing dry mash
Feeding machanism 1 and into press die cavity cloth material-feeding mechanism 2, the feeding machanism 1 is located at the top of the material-feeding mechanism 2;
The material-feeding mechanism 2 includes movable stand 21, driving portion and halftone cloth portion 22, and the driving portion drives the movement
Frame 21 makees straight reciprocating motion in the top of press die cavity 02, and halftone cloth portion 22 is installed on the movable stand 21, and institute
Halftone cloth portion 22 is stated to enter with the straight reciprocating motion of the movable stand 21 or the surface of leaving the press die cavity
Position, the space of a whole page of the halftone 22-1 are provided with the pierced pattern 22-11 being made of multiple mesh, the mesh of the pierced pattern
Maximum diameter of hole be less than or equal to 20 mesh aperture.
Dry powder halftone cloth system of the invention is used in combination with ceramic press, carries out cloth using novel dry mash
Material, dry mash is directly distributed in press, is carried out cloth by halftone 22-1, is fallen under the pierced pattern that dry mash is limited by it
In initial bed or press die cavity, cloth is carried out directly in die cavity, keeps the pattern of halftone 22-1, and mesh on halftone 22-1
Maximum diameter of hole is less than or equal to the aperture of 20 mesh, controls the partial size of powder, and available texture is finer, the richer decoration of pattern
Layer, compared with the existing glaze decorative layer obtained using halftone charity glaze, the finished product decorative layer after firing is more wear resistant, solves
Existing all-body tile or non-glazed ceramic brick pattern is not fine enough, pattern does not have the problem of controllability and variability, mentions simultaneously
Go out a kind of production equipment that can produce the wear-resisting Ceramic Tiles of decorative effect, suitable for instead beating or just manual labour skill, application range
Extensively.It should be noted that the mesh number of the mesh of the pierced pattern can be 20-100 mesh, the size of the mesh can each not phase
Together.
In cloth process, can by the variation of pattern on the movement in halftone cloth portion 22 and its halftone 22-1 space of a whole page,
The pattern texture that various change is decorated out in initial bed or press die cavity, by after press punching press obtain have decorative layer green body or
The green body of person's all-body tile, the cloth system pattern that the decorative effect of dry powder halftone cloth system of the invention is more traditional is richer,
Three-dimensional sense is stronger.
Further description, as shown in Fig. 2, halftone cloth portion 22 is arranged side by side by one or more halftone cloth material units
Arrangement composition, the halftone cloth material unit includes halftone 22-1, roller bearing 22-2, mounting rack 22-3 and central-shaft motor 22-4;
There are two the roller bearing 22-2 settings, and the two roller bearing 22-2 are arranged in parallel, and the two roller bearing 22-2
The axle portion of end passes through the mounting rack 22-3 respectively and is correspondingly connected with two-by-two, and the two symmetrical sides of the halftone 22-1 wrap around
The roller bearing 22-2;
The central-shaft motor 22-4 is set to the mounting rack 22-3, and it is driven two roller bearings by driving member
22-2's rotates in same direction;
The bottom of the halftone 22-1 is provided with openable and closable cloth material mouth.
Motif will be needed intuitively to be presented on halftone 22-1, dry mash feed is fallen on halftone 22-1, by
Central-shaft motor 22-4 drives two roller bearing 22-2 mobile, makes dry mash through falling on the region of required cloth under pierced pattern 22-11,
It can be superimposed by the pattern of multiple halftone 22-1, decorate out the surface effect of very stereoscopic level.Further description, simultaneously
Row is provided with multiple halftone cloth material units, and correspondence has multiple halftone cloth material units right above press die cavity 02, can be according to difference
Level pattern or color pattern separate cloth, and the cloth of different location and different colours can carry out simultaneously such as on brick face, with
The big halftone of existing unification one is compared, and cloth efficiency greatly improves, and does not have to replacement halftone in the same process, without solving weight
The problem of positioning etc. realizes the high-precision repeatability on production line.
Further description further includes the grid cloth portion 23 for cloth initial bed, grid cloth portion 23 and institute
State the both ends that halftone cloth portion 22 is respectively arranged on 21 moving direction of movable stand.
Be additionally provided with the grid cloth portion 23 for cloth initial bed, and with 22 synchronizing moving of halftone cloth portion, make cloth system
System meets the cloth demands of different brick bodies, can prepare the Ceramic Tiles with initial bed, also can be used alone halftone cloth portion 23 or
Grid cloth portion 22, equipment have versatility, and structure carries out assembly combination, structure letter to existing grid distributing device
Easily.
Further description, halftone cloth portion 22 are located at the front end of 21 moving direction of movable stand, the grid
Lattice cloth portion 23 is located at the rear end of 21 moving direction of movable stand.
Grid cloth portion 23 and 22 synchronizing moving of halftone cloth portion, the sequence setting before halftone after grid, can more save
Occupied space when system uses, while the output of driving can be saved.One embodiment, feeding machanism 1 is into halftone cloth portion 22
Dry mash is fallen into, initial bed is moved in press die cavity 02 by grid cloth portion 23, the past rollback in its subsequent grid cloth portion 23
While moving out, halftone cloth portion 22 is moved to the top of press die cavity 02, drives central-shaft motor 22-4, scrolling halftone 22-
1, so that the dry mash on halftone 22-1 is fallen through pierced pattern 22-11 onto initial bed, realizes the positioning cloth of decorative pattern.Separately
One embodiment directly carries out multiple cloth into press die cavity 02 from halftone cloth portion 22, after compacting, obtains the base of all-body tile
Body.
The feeding machanism 1 is made of one or more quantitative feeding hoppers, and feed end is connected to different dry powder
The material stock tank of material, the discharge port of feed hopper respectively correspond the halftone 22-1 in halftone cloth portion 22 under original state just on
Side.By the feed of quantitative feeding hopper, it provide the dry mash dosage used needed for each halftone 22-1 can accurately, to cloth
Powder controlled, avoid the cloth of the halftone not amount of control from leading to the cross-mixing of pattern color and influence final pattern effect
Fruit, the process that in addition can also save deflashing recycling, realizes the cloth of controllability, improves the planarization of green body.
Further description, the front end of the movable stand 21 are provided with the push plate 21-1 for releasing molding blank.It moves
The front end of moving frame 21 is provided with push plate 21-1, and for releasing pressed molding blank, the effect of cloth system set multi-process is whole
Body system structure is uncomplicated.
Further description, the halftone cloth material unit are slidably installed on the cunning of the movable stand 21 by sliding block
Rail 21-2.Halftone cloth material unit is slidably installed on movable stand 21 by sliding block, between making between each halftone cloth material unit
It is applied widely every adjustable.
Further description, using the distributing technique of above-mentioned dry powder halftone cloth system, cloth material process is:Using
The one or more dry mash of charity into press die cavity 02 of halftone cloth portion 22, the dry mash is by containing polyvinyl alcohol
The surface of the spray-dried acquisition of mud made of ceramic raw material is smooth and has the particulate material of mobility, the stream of the dry mash
Dynamic property is that 100ml volts of cups are less than 40 seconds, and the water content of the dry mash is less than or equal to 1%.
Cloth is carried out using the halftone 22-1 that mesh maximum diameter of hole is less than or equal to the aperture of 20 mesh, it is preferred that select mesh
Number is the halftone of -100 mesh of 20 mesh, and it is 6-7.5% that the powder for being used for Ceramic Tiles architectural surface in the prior art, which is usually moisture content,
Wet-milling, powder do not flow in 100ml volts of cups, does not have a mobility, and an existing dry powder particle, electrostatic between particle
Power is high, and absorption is easy to unite, and it is the dry powder halftone cloth system for not being suitable for the application proposition that mobility, which is that volt cup is greater than 50 seconds,
System generally uses pipeline distributing mode, therefore above two powder is all only used for not fine and does not have to carry out cloth
Have in the decorative layer cloth of specific pattern, there is limitation.
The application is smooth using surface and has the dry powder of mobility, and ceramic slurry raw material mixing and ball milling obtains uniform
It is spray-dried after ceramic slurry, polyvinyl alcohol is added and mixes slurry, slurry is on the one hand made to be sprayed acquisition particle surface
It is easy film forming, and polyvinyl alcohol forms one layer of smooth film in particle surface, the presence of film can be reduced between powder particles
Friction, and the generation of electrostatic is reduced, which ensure that having good mobility between powder, dry powder is made to can be used for halftone cloth
In, can cloth go out high-precision and fine and smooth specific decoration layer.
Further description, further include for material process and movement process, it is described for material process be the feeding machanism 1 to
The step of halftone cloth portion 22 is fed, the movement process are that halftone cloth portion 22 is moved to the press die cavity
The step of 02 surface;
Carry out cloth material process before when, the cloth material mouth of the halftone cloth material unit is in close state, the feeding machanism 1 to
Halftone cloth portion 22 is fed, and after feed, halftone cloth portion 22 is moved to the press die cavity 02
When the surface of area of cloth, the cloth material process starts to carry out.
Distributing technique integrally includes being mutually linked for material process, movement process and cloth material process, three processes, the cloth system
The distributing technique of system has overall integrity, and cloth is high-efficient.
Further description, the cloth material process specifically include:When halftone cloth portion 22 is moved to the press mould
When the surface of the area of cloth of chamber 02, the roller bearing 22-2 of each halftone cloth material unit drives the halftone 22-1 scrolling, together
The cloth material mouth of Shi Suoshu halftone cloth material unit is opened, and dry mash falls on required cloth under the pierced pattern 22-11 of halftone 22-1
Region in, the halftone cloth material unit while rolling cloth the movable stand 21 drive the halftone cloth material unit to exit institute
The surface of area of cloth is stated, until 22 cloth of halftone cloth portion is completed, the cloth material mouth of the halftone cloth material unit is closed.
Roller bearing 22-2 drives the scrolling of halftone 22-1, realizes the whereabouts of dry mash, while halftone cloth material unit is by movable stand
21 drive is slowly exited, both movement is implemented in combination with dry mash and carries out by layout cloth, is obtained by dry mash
The powder decorative layer of composition, decorative layer has certain thickness, and the pattern that the restriction of halftone mesh number makes it fall is finer.
Further description, it is described for material process, the movement process and the cloth material process circuit sequentially carry out it is more
Secondary halftone cloth obtains the decorative effect of more pattern superpositions.
Preferably, another embodiment, multiple halftone cloth material units of the feeding machanism 1 into halftone cloth portion mention
For the dry mash of different colors, multiple halftone cloth material units carry out cloth simultaneously in the press die cavity 02, are suitable for
The pattern cloth of different location and different colours on brick face.
Further description can be prepared using the dry mash cloth halftone distributing method of the application with a thickness of 5-
The ceramic tile of 20mm, it is preferred that since the siccative halftone cloth of use can prepare thickness while obtaining fine decorative patterns
Degree is the ceramic tile of 5mm, obtains the thinner of green body than existing Dry powder material distribution, and have finer decorative pattern, separately
The material of blank strength can also be reinforced by being added in the preparation of dry mash outside, it is ensured that its brick strength in 5mm thickness,
Actual production can be adjusted according to demand, have flexibility and flexible.
A kind of embodiment --- Dry powder material distribution technique production marble Ceramic Tiles
Include the following steps:
Step A, bottom material known in selection carries out cloth bottom material in press die cavity 02, obtains blank;
Step B, it using halftone cloth system (halftone mesh number is -100 mesh of 30 mesh) the charity dry mash on initial bed, uses
The dry mash of different colours carries out cloth, obtains the textured pattern of imitating natural marble;(concrete operations of step A and step B can
Referring to the sequence of Fig. 3-Fig. 9)
Step C, it suppresses, obtains the green body of dry mash and blank one;
Step D, green body is dried;
Step E, decoration technology processing is carried out to the green body after drying;
Step F, the aftertreatment technologies such as firing, edging obtain marble Ceramic Tiles.
Further instruction, above-mentioned decoration technology is according to the demand of product, in conjunction with existing decorative means.Such as glaze spraying,
Glaze is drenched, leaching slurry gets rid of a little screen printing, and roller printing, inkjet printing, ink-jet, which is seeped, spends, cloth dry granular etc.;Aftertreatment technology includes mill
One of side, cutting, polishing are a variety of, obtain different Ceramic Tiles.
A kind of embodiment two-Dry powder material distribution technique makes marble all-body tile
Include the following steps:
Step A, using halftone cloth system (halftone is -50 mesh of 20 mesh) the charity dry mash on initial bed, difference is used
The dry mash of color carries out cloth, and after having laid one layer, halftone cloth Bu22Yuan is exited on road, and is carried out from feeding machanism 1 to it
Dry mash is supplemented, when the surface for the area of cloth that halftone cloth portion 22 is moved to the press die cavity 02 after supplement,
The cloth material process restarts the cloth into one layer, after cloth back and forth is repeated several times, obtains the texture maps of imitating natural marble
Case;
Step B, it suppresses, obtains the entire body green body with texture being made of dry mash;
Step C, green body is dried;
Step D, decoration technology processing is carried out to the green body after drying;
Step E, the aftertreatment technologies such as firing, edging obtain marble all-body tile.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.