CN208617512U - A kind of reclamation set of glass cutting liquid - Google Patents
A kind of reclamation set of glass cutting liquid Download PDFInfo
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- CN208617512U CN208617512U CN201820896418.9U CN201820896418U CN208617512U CN 208617512 U CN208617512 U CN 208617512U CN 201820896418 U CN201820896418 U CN 201820896418U CN 208617512 U CN208617512 U CN 208617512U
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Abstract
The utility model relates to a kind of reclamation sets of glass cutting liquid, comprising: ceramic membrane (1), for being filtered processing to cullet cutting fluid；Plate filter (2) is connected to the concentrate side of ceramic membrane (1), for carrying out solid-liquid separation treatment to the concentrate in ceramic membrane (1)；Clear liquid tank (3), is connected to the per-meate side of ceramic membrane (1), the clear liquid being obtained by filtration for storing ceramic membrane (1)；CNC excision forming machine (5), for carrying out glass-cutting molding, and the cutting fluid entrance on CNC excision forming machine (5) is connected to Clear liquid tank (3).
Description
Technical field
The utility model relates to a kind of reclamation sets of glass cutting liquid, specifically relate to a kind of CNC glass screen cutting
Molding machine cutting fluid recycling and reusing device more particularly to ceramic membrane are applied to what glass powder was separated by solid-liquid separation with water-soluble metalworking liquid
Device.
Background technique
In the production process of glass post-processing excision forming, excess surface material is removed using cutter；And glass material
Belong to brittle surface, the phenomenon that bestowing under effect because of external machining stress when processing, relatively easy generation hallrcuts and flower collapse；
Since present glass-cutting molding equipment all belongs to the machining of the high speed of mainshaft, workpiece cutting temperature can also be promoted therewith, therefore
For tool wear and workpiece quality, such as: side is burnt, spends and collapses flaw, influence is very huge, therefore the utilization of cutting fluid also causes to close therewith
Note；Cutting fluid plays the critical function of lubrication, cooling, cleaning and antirust in glass-cutting processing and forming, can be effectively
Reduce the friction in cutting process, improve radiating condition, and reduce cutting temperature and tool wear, improves tool life, cuts
It cuts efficiency and then promotes machined surface quality and reach the processing cost purpose for reducing product.
The main component of glass cutting liquid is by borate, polyalcohol, anionic surfactant, lubricant, antirust agent
Etc. made of multiple additives compounding, characteristic is free from mineral oil, animal oil, and product will not corruption, easily storage, service life
It is long.Most of all glass cutting liquid of aqua type, oiliness glass cutting liquid not easy to clean, few people can use.
The effect of glass cutting liquid is primarily used to glass-cutting, carries out edging to glass.Firstly, be to play the role of lubrication, glass
A kind of very fragile product, if lubricity it is bad will lead to chipping, rupture the problems such as.Second is the work for playing cleaning
With during processing glass pieces, it is dirty to generate glass powder and milling etc., timely to clean to, prevent
Being attached to glass surface influences processing effect.Third is to play the role of settleability, during processing glass pieces, is produced
Raw milling will be deposited to robot base in time, prevent from wearing glass pieces during using cutting fluid, lead to glazier
The problems such as part scratches, is damaged.
With the competition of glass protection screen industry, industry size increases therewith, and hundreds CNC process equipment has belonged to easily
Normally, thus a large amount of uses of cutting fluid, shared cost ratio also improves gradually in manufacturing cost.
Ultrapure water need to be used by preparing cutting fluid, per hour tens cubes to up to a hundred cubes of cutting fluid dosage, if cannot
It realizes repeated recycling utilize, on the one hand increases the consumption of pure water and power, while increasing the work of subsequent sewage disposal system
Make load, to not be able to achieve environmental-friendly and economy.
In summary, the solid-liquid separating methods such as traditional plate-frame filtering, sedimentation, centrifuge separation are at the recycling of cutting waste fluid
Has application in reason, but the poor efficiency of sedimentation separation, filter-cloth filtering wear the somewhat expensive for filtering phenomenon and high speed centrifugation equipment
Problem has seriously affected the high efficiente callback of cutting waste fluid.
Membrane separation technique is industrial separation technology of new generation developed in recent years, behaviour small with occupation area of equipment
Make simple, operation and maintenance are convenient, it is environmental-friendly, produce the advantages that water quality is reliable and stable, extensively and be effectively applied to it is metallurgical,
The fields such as the energy, petrochemical industry, biochemistry, electronics, environment, medical and health form emerging high-tech industry.
CNC glass screen excision forming machine cutting fluid recycling and reusing at present separately has there has been no the case for using embrane method reuse
Patent CN204281707U discloses a kind of case of glass cutting liquid reuse, and the purpose of the utility model is to provide a kind of structure
Simply, the cutting fluid in pumped vacuum systems can be recycled, effectively reduces the CNC glass-cutting molding machine cutting fluid of waste
Recycling and reusing environment friendly system is not directed to the separation of solid and liquid and reuse technology of cutting fluid circulation.
In short, the prior art of the recycling treatment of cutting waste fluid cuts market far from the glass screen increasingly increased is met
Demand is also unable to satisfy increasing environmental protection requirement, while being also to cause glass screen industry production cost high
One of the main reason for.
Utility model content
This patent provides a kind of reclamation set of glass cutting liquid, and use is novel, efficient, energy-saving and environmental protection, easily operated
Embrane method cutting waste fluid treatment process can recycle utility cutting fluid and glass micro mist in cutting fluid to the maximum extent.
The utility model provides that a kind of small investment is at low cost and occupied area is small, easy to operate, continuous and automatic operation
CNC glass screen excision forming machine cutting fluid recycling and reusing method.Using this technique, solid-liquid separation effect (pottery can be reached
Porcelain film crosses glass powder content < 0.01% in cleaner liquid), guarantee CNC glass screen excision forming machine can efficiently and steady operation, prolong
Long cutter life reduces cutting breakage rate, and using ceramic membrane as the main technique means being separated by solid-liquid separation, so that making
Cutting fluid for lubrication and cooling effect is sufficiently recycled and is utilized, the filter cake that final ceramic membrane concentrate goes out through plate compression
Also it can be recycled by professional unit, thus in turn ensure the Environmental Safety requirement of the technique.
Realizing the technical solution of the utility model aim is: ceramic membrane filter and plate compression equipment being combined, built
At using ceramic membrane as the separation of solid and liquid recovery system of core.It is first low to solid content with ceramic membrane in being separated by solid-liquid separation recovery system
Glass cutting liquid be concentrated, film cross cleaner liquid return CNC glass screen excision forming machine cutting fluid reclaiming system, concentrate into
Plate compression obtains filter cake and filtrate, and the filter cake after filters pressing is recycled by professional unit, and filtrate returns again to solid-liquid point after filters pressing
It is separated by solid-liquid separation from the ceramic membrane in system.
The first aspect of the utility model, provides:
A kind of reuse method of glass cutting liquid, includes the following steps:
Cullet cutting fluid is sent into ceramic membrane and is filtered processing by step 1；
Step 2 is sent into plate filter the concentrate of ceramic membrane and is filtered processing, obtains glass filter residue.
In one embodiment, the filtrate of ceramic membrane is sent into reuse in glass cutting system.
In one embodiment, the material balance in glass cutting liquid holding system is added in the filtrate of ceramic membrane.
In one embodiment, in cullet cutting fluid the solid content of solid particle in 0.1~10wt%.
In one embodiment, in cullet cutting fluid the particle size range of solid particle at 0.1~5 μm.
In one embodiment, the operating condition of the ceramic membrane are as follows: 5~90 DEG C of temperature, 0.01~0.5MPa of pressure,
1~5m/s of crossflow velocity, preferred ceramic membrane operating condition are as follows: 15~55 DEG C of temperature, 0.1~0.3MPa of pressure, crossflow velocity 2
~4m/s.
In one embodiment, the material of the ceramic membrane be aluminium oxide, zirconium oxide, titanium oxide or silica,
Membrane aperture is between 0.02~1.0 μm, and preferably 0.05~0.5 μm of membrane aperture, membrane structure are external-compression type or inner pressed tubulose multi-pass
Road structure, film thickness is between 1~10 μm.
In one embodiment, the ceramic membrane is cleaned using permeate, gas backwash, concentrate circulation flushing film
The method on surface, makes membrane flux be restored to 90~99%.
In one embodiment, the filter type of the ceramic membrane uses cross-flow filtration；The control of slurry concentration is adopted
It is discharged with constant concentration multiple, controls the solid content of slurry 1~20%, take continuous filter type.
In one embodiment, the glass powder slurry that solid content is 1~20% is dehydrated by the plate compression step
For the glass powder filter cake of moisture content 50~80%.
In one embodiment, dialysis operation, dialysate are carried out to the filter cake of ceramic membrane by the way of adding water dialysis
It is sent into plate filter and is filtered, clean filter cake.
In one embodiment, cullet cutting fluid first passes through three-phase cyclone separator processing, and solid-phase outlet is sent into pottery
Porcelain film filtration treatment, water phase export direct reuse, and separator top exit material returns to three-phase cyclone separator import reuse.
The second aspect of the utility model, provides:
A kind of reclamation set of glass cutting liquid, comprising:
Ceramic membrane, for being filtered processing to cullet cutting fluid；
Plate filter is connected to the concentrate side of ceramic membrane, for being separated by solid-liquid separation to the concentrate in ceramic membrane
Processing；
Clear liquid tank is connected to the per-meate side of ceramic membrane, the clear liquid obtained for storing ceramic membrane filter；
CNC excision forming machine, the cutting fluid entrance for carrying out glass-cutting molding, and on CNC excision forming machine connect
It is connected to Clear liquid tank.
It in one embodiment, further include cutting flow container, the cutting fluid entrance being connected on CNC excision forming machine is used
In supplementing cutting fluid into CNC excision forming machine.
In one embodiment, the penetrating fluid of plate filter is connected to the material inlet of ceramic membrane.
In one embodiment, further include that pipeline is added in dialysate, be connected to the concentrate side of ceramic membrane, be used for pottery
Dialysate is added in the concentrate side of porcelain film.
In one embodiment, piping connection is added in pottery by dialysate in the cutting fluid outlet of CNC excision forming machine
The material inlet of porcelain film.
In one embodiment, the material of ceramic membrane is aluminium oxide, zirconium oxide, titanium oxide or silica, membrane aperture
Between 0.02~1.0 μm, preferred 0.05~0.5 μm of membrane aperture.
Beneficial effect
This patent technique uses separating technology based on ceramic membrane in the separation of solid and liquid of glass powder and cutting fluid, and
In conjunction with the solid-liquid separation means of true plate compression, with the solid-liquid separating methods phase such as traditional plate-frame filtering, sedimentation, centrifuge separation
Than there is apparent advance, show the following:
1, the essence filtering advantage for taking full advantage of ceramic membrane, avoids plate-frame filtering, sedimentation and the coarse filtration of centrifugation disadvantage.
It is separated by solid-liquid separation using ceramic membrane, so that filtered cutting fluid is more as clear as crystal, glass powder content is lower than 0.01%, protects
The quality of reuse cutting fluid is demonstrate,proved.Recycling cutting fluid is carried out using ceramic membrane and glass powder is concentrated, on the one hand ensure that cutting fluid
On the other hand the glass powder of suspension is enriched with by the reservation of middle effective component.
2, the advantages of plate compression equipment can handle high solids content is taken full advantage of, large arch dam when avoiding ceramic membrane concentration
The limitation of amount.It will be concentrated to the slurry of certain solid content in ceramic membrane equipment, then be separated by solid-liquid separation with plate compression equipment,
On the one hand the burden for alleviating ceramic membrane concentration, when avoiding concentration because solid content it is excessively high caused by channel blockage danger,
On the other hand make plate compression equipment that can quickly form filter cake at high concentrations again, improve efficiency of press filtering.
3, the higher filtering of precision is done due to using ceramic membrane in separation of solid and liquid process, the flux of ceramic membrane is big, processing
Amount is big, thus scale of investment is small, and occupied area is small.
4 and importantly, since regenerating easily, time are short in this system for ceramic membrane, it is real online backflushing can be passed through
Now regenerate, thus, it ensure that the continuous and steady operation of technique, substantially increase production efficiency.
Detailed description of the invention
Fig. 1 is the process flow chart of CNC glass screen excision forming machine cutting fluid recycling and reusing method.
Fig. 2 is CNC glass screen excision forming machine cutting fluid recycling and reusing device.
Wherein, 1, ceramic membrane；2, plate filter；3, Clear liquid tank；4, flow container is cut；5, CNC excision forming machine；6, dialysis
Pipeline is added in liquid；7, delivery pump.
Specific embodiment
The utility model is described in further detail below by specific embodiment.But those skilled in the art will
Understand, the following example is merely to illustrate the utility model, and should not be regarded as limiting the scope of the utility model.In embodiment not
Indicate particular technique or condition person, according to the literature in the art described technology or conditions or according to product description into
Row.Reagents or instruments used without specified manufacturer, being can be with conventional products that are commercially available.
The value expressed using range format should be interpreted as not only including clearly enumerating as range in a flexible way
The numerical value of limit value, but also including covering all single numbers or subinterval in the range, like each numerical value and sub-district
Between be expressly recited out.For example, the concentration range of " about 0.1% to about 5% " should be understood as not only including clearly enumerating
4%) and subinterval (example the concentration of about 0.1% to about 5% further includes the single concentration in how (e.g., 1%, 2%, 3% and
Such as, 0.1% to 0.5%, 1% to 2.2%, 3.3% to 4.4%).Percentage described in the utility model without illustrate the case where
Under, refer to weight percent.
" one embodiment " for addressing in the present specification, " another embodiment ", " embodiment " etc., refer to
In conjunction with the specific features of embodiment description, structure or it is included at least one embodiment generally described herein.
It is not centainly to refer to the same embodiment that statement of the same race, which occur, in multiple places in the description.Furthermore, it is understood that in conjunction with any
When embodiment describes a specific features, structure or feature, what is advocated is that this spy is realized in conjunction with other embodiments
Sign, structure or feature are also fallen in the application scope of the claimed.
Word "include", "comprise" used herein, " having " or its any other variant are intended to cover non-exclusionism
Including.E.g., including technique, method, article or the equipment for listing element are not necessarily limited by those elements, but may include it
He is not explicitly listed or belongs to this technique, method, article or the intrinsic element of equipment.It should be understood that when an element
When being mentioned with another element " connection ", it can be connected directly with other elements or be indirectly connected with other elements, and
Inserted with element between them.Percentage described in the utility model refers to quality percentage in the absence of special instructions
Than.
It is used cutting liquid in glass cutting processing and forming that the utility model is to be dealt with, and the main component of cutting fluid is
It is compounded by multiple additives such as borate, polyalcohol, anionic surfactant, lubricant, antirust agent.In used cutting liquid
Contain above-mentioned ingredient and nanometer and micron-sized glass powder.The technical solution adopted in the utility model is to pass through ceramic membrane
Separation removal glass powder, and recycle cutting fluid therein reuse again.It has main steps that:
Cullet cutting fluid is sent into ceramic membrane and is filtered processing by step 1；
Step 2 is sent into plate filter the concentrate of ceramic membrane and is filtered processing, obtains glass filter residue.
In the methods described above, composition ceramic membrane porous film material used, can be from conventionally known ceramic material
Appropriate selection.It is, for example, possible to use aluminium oxide, zirconium oxide, magnesia, silica, titanium oxide, cerium oxide, yttrium oxide, barium titanates
Equal oxide materials；Cordierite, mullite, forsterite, steatite, sialon, zircon, ferrite etc. are multiple
Close oxide material；Silicon nitride, aluminum nitride and other nitride class material；The carbon compounds material such as silicon carbide；Hydroxyapatite etc.
Hydroxide composition material；The elements class material such as carbon, silicon；Or the two or more inorganic composite materials etc. containing them.May be used also
To use natural minerals (clay, clay mineral, grog, silica sand, pottery stone, feldspar, white sand) or blast-furnace slag, flying dust etc..Wherein,
Be preferably selected from aluminium oxide, zirconium dioxide, titanium oxide, magnesia, one kind or two or more in silica, more preferably with aluminium oxide,
The ceramic powders that zirconium dioxide or titanium oxide are constituted as main body.Wherein, " as main body " mentioned here indicates ceramic powder
Last overall 50wt% or more (preferably 75wt% or more, more preferable 80wt%~100wt%) is aluminium oxide or silica.For example,
In the porous material, aluminium oxide is relatively inexpensive and operational excellent.It is suitable for liquid separation further, it is possible to be readily formed and have
Aperture porous structure, therefore the ceramic separation film with excellent liquid permeability can be easily manufactured.Also, upper
It states in aluminium oxide, particularly preferably uses Alpha-alumina.Alpha-alumina has and fusing point stable in chemical aspect and high mechanical strength
Characteristic.Therefore, by using Alpha-alumina, the ceramics that can be utilized in broad use (such as industrial circle) can be manufactured
Seperation film.
In one embodiment, the filtrate of ceramic membrane is sent into reuse in glass cutting system.
In one embodiment, the material balance in glass cutting liquid holding system is added in the filtrate of ceramic membrane.
In one embodiment, in cullet cutting fluid the solid content of solid particle in 0.1~10wt%.
In one embodiment, in cullet cutting fluid the particle size range of solid particle at 0.1~5 μm.
In one embodiment, the operating condition of the ceramic membrane are as follows: 5~90 DEG C of temperature, 0.01~0.5MPa of pressure,
1~5m/s of crossflow velocity, preferred ceramic membrane operating condition are as follows: 15~55 DEG C of temperature, 0.1~0.3MPa of pressure, crossflow velocity 2
~4m/s.
In one embodiment, the ceramic membrane membrane aperture is between 0.02~1.0 μm, preferably membrane aperture 0.05~
0.5 μm, membrane structure is external-compression type or inner pressed tubulose multi-channel structure, and film thickness is between 1~10 μm.
In one embodiment, the ceramic membrane is cleaned using permeate, gas backwash, concentrate circulation flushing film
The method on surface, makes membrane flux be restored to 90~99%.
In one embodiment, the filter type of the ceramic membrane uses cross-flow filtration；The control of slurry concentration is adopted
It is discharged with constant concentration multiple, controls the solid content of slurry 1~20%, take continuous filter type.
In one embodiment, the glass powder slurry that solid content is 1~20% is dehydrated by the plate compression step
For the glass powder filter cake of moisture content 50~80%.
In one embodiment, dialysis operation, dialysate are carried out to the filter cake of ceramic membrane by the way of adding water dialysis
It is sent into plate filter and is filtered, clean filter cake.It, can be by the cutting fluid in the filter cake of ceramic membrane in the operation of dialysis
Ingredient washes out, simultaneously as there is sheet frame cleaning difficulty in Investigation on Plate Filtration, therefore, passes through the table of ceramic membrane
Face dialysis operation, dialysate can return again into plate filter the effect for playing synchronous cleaning.
In one embodiment, cullet cutting fluid first passes through three-phase cyclone separator processing, and solid-phase outlet is sent into plate
Filtration treatment in ceramic membrane is sent into frame filter process, water phase outlet, and separator top exit material returns to three-phase cyclone point
From device import reuse.Due to containing glass micro mist not of uniform size in cutting fluid, here in micro mist, if bulky grain and small
When grain coexists, it is be easy to cause the mutual accumulation of the size particles of the surface cake layer of ceramic membrane, instead the filter of densification easy to form
Cake layer causes filtration flux to reduce.Therefore, consolidate three-phase cyclone separator by grease to be solved, the side of separator is object
Expect import, top is oily mutually outlet, and also there is solid-phase outlet in side, and bottom is water phase outlet, 3~8m/s of feed flow rate, solid phase
The pressure difference of outlet and charging is 0.10~0.30MPa, grease consolidate three-phase discharge 0.3~0.35:4.0 of volume ratio~5.0:1.4~
1.8, after the rotating separation of three-phase, foamover has little particle glass powder to be discharged from the outlet at top in cutting fluid；
Bulky grain is re-fed into filtration treatment in ceramic membrane from solid-phase outlet discharge, and the foam entrainment little particle being utilized in cutting fluid is left
Feed liquid system solves the problems, such as the densification of cake layer caused by size particles mixed-stacking, improves water flux；Water phase outlet is straight
It connects as cutting fluid reuse, separator top exit material returns to three-phase cyclone separator import reuse.
In a typical practical operation, following operating method can be used:
A) cutting fluid of every high glass powder content of CNC excision forming machine cutting fluid water tank is pumped into ceramic membrane head tank,
By ceramic membrane charging pump, the cutting fluid of high glass powder content is pumped into ceramic membranous system from raw water tank and is filtered, crosses filtering
Liquid enters clear liquid collecting tank, and concentrate enters next process；
B) by above-mentioned film filtration concentrated collection to concentration flow container, flow container is concentrated as sheet frame feed pipe, passes through charging pump
Ceramic membrane concentrate is pumped into plate compression system, the recovery processing of filter cake profession, filtrate returns to ceramic membranous system and carried out again
Filter concentration；
C) ceramic membrane clear liquid tank is equipped with the medicine system supplemented ultrapure water lines and add cutting fluid, and entire CNC is maintained to cut
System feed flow balance is cut, while guaranteeing that cutting liquid hold-up is up to standard；
D) ceramic membrane clear liquid tank is connect with every CNC excision forming machine by a main liquid feeding pipeline, main liquid feeding pipeline with
Ceramic membrane clear liquid tank forms interior circulation, and every CNC excision forming machine is connected by bye-pass with main liquid feeding pipeline, by every
CNC excision forming machine cutting fluid high water tank chain control realizes the purpose of supplement cutting fluid immediately.
Based on above method, the equipment of use is as shown in Figure 2:
Include:
Ceramic membrane 1, for being filtered processing to cullet cutting fluid；
Plate filter 2 is connected to the concentrate side of ceramic membrane 1, for carrying out solid-liquid point to the concentrate in ceramic membrane 1
From processing；
Clear liquid tank 3 is connected to the per-meate side of ceramic membrane 1, the clear liquid being obtained by filtration for storing ceramic membrane 1；
CNC excision forming machine 5, for carrying out glass-cutting molding, and the cutting fluid entrance on CNC excision forming machine 5
It is connected to Clear liquid tank 3.
It in one embodiment, further include cutting flow container 4, the cutting fluid entrance being connected on CNC excision forming machine 5,
For supplementing cutting fluid into CNC excision forming machine 5.
In one embodiment, the penetrating fluid of plate filter 2 is connected to the material inlet of ceramic membrane 1.
In one embodiment, further include dialysate be added pipeline 6, be connected to the concentrate side of ceramic membrane 1, for
Dialysate is added in the concentrate side of ceramic membrane 1.
In one embodiment, the cutting fluid outlet of CNC excision forming machine 5 is added pipeline 6 by dialysate and is connected to
The material inlet of ceramic membrane 1.
In one embodiment, the material of ceramic membrane is aluminium oxide, zirconium oxide, titanium oxide or silica, membrane aperture
Between 0.02~1.0 μm, preferred 0.05~0.5 μm of membrane aperture.
In cutting waste fluid in following embodiment, glass micro mist (2.4 μ of average grain diameter of solid content 1.0wt% is mainly contained
M), polyamide lubricant 0.4wt%, cationic polyquaternium glass sedimentation agent 0.15wt%, pH stabilizer 0.3wt%, carboxylate are anti-
Become rusty agent 0.2wt%, 0.05 wt% of nonionic silicones foam inhibitor.
Embodiment 1
Take certain glass screen cut factory's cutting waste fluid 50Kg, solid content about 1.0wt%, 2.4 μm of mean particle size, pH ≈ 8,
About 3 centipoise of viscosity, is pumped into integral ceramics film filter for material, and 0.05 μm of ceramic membrane is selected to be filtered, room temperature filtering,
Operating pressure 0.2MPa, crossflow velocity 3m/s, ceramic membrane stablize filtration flux and maintain 210Lm-2·h-1, set in the process
Recoil cycle is 120min, and ceramic membrane is concentrated 10 times, after concentration fluid solid content reaches 10%, suspends in ceramic membrane filtrate without solid
Object, ceramic membrane dope enter plate compression and are separated by solid-liquid separation, the glass powder filter cake moisture content about 70% after filters pressing separation, ceramics
Film continuously-running after on-line cleaning and regeneration.Ceramic membrane filtrate is cut by filling into after pure water and cutting fluid back to CNC
Cut molding machine reuse.
Embodiment 2
Take certain glass screen cut factory's cutting waste fluid 50Kg, solid content about 1%, 2.4 μm of mean particle size, pH ≈ 8, viscosity
Material is pumped into integral ceramics film filter by about 3 centipoises, and 0.1 μm of ceramic membrane is selected to be filtered, room temperature filtering, operation
Pressure 0.15MPa, crossflow velocity 2m/s, ceramic membrane stablize filtration flux and maintain 184Lm-2·h-1, setting recoil in the process
Period is 100min, and ceramic membrane is concentrated 10 times, after concentration fluid solid content reaches 10%, without solid suspension, pottery in ceramic membrane filtrate
Porcelain film dope enters plate compression and is separated by solid-liquid separation, and the glass powder filter cake moisture content about 68% after filters pressing separation, ceramic membrane passes through
Continuously-running after line cleaning and regeneration.Ceramic membrane filtrate returns to CNC excision forming by filling into after pure water and cutting fluid
Machine reuse.
Embodiment 3
Take certain glass screen cut factory's cutting waste fluid 50Kg, solid content about 1%, 2.4 μm of mean particle size, pH ≈ 8, viscosity
Material is pumped into integral ceramics film filter by about 3 centipoises, and 0.2 μm of ceramic membrane is selected to be filtered, room temperature filtering, operation
Pressure 0.15MPa, crossflow velocity 2m/s, ceramic membrane stablize filtration flux and maintain 165Lm-2·h-1, setting recoil in the process
Period is 100min, and ceramic membrane is concentrated 10 times, after concentration fluid solid content reaches 10%, without solid suspension, pottery in ceramic membrane filtrate
Porcelain film dope enters plate compression and is separated by solid-liquid separation, and the glass powder filter cake moisture content about 73% after filters pressing separation, ceramic membrane passes through
Continuously-running after line cleaning and regeneration.Ceramic membrane filtrate returns to CNC excision forming by filling into after pure water and cutting fluid
Machine reuse.
Embodiment 4
Certain glass screen is taken to cut factory's cutting waste fluid 50Kg, solid content about 1%, cuts liquid hold-up by 2.4 μm of mean particle size
About 5%, pH ≈ 8, about 3 centipoise of viscosity, is pumped into integral ceramics film filter for material, and 0.5 μm of ceramic membrane is selected to carry out
Filter, room temperature filtering, operating pressure 0.1MPa, crossflow velocity 2m/s, ceramic membrane stablize filtration flux and maintain 154Lm-2·h-1, recoil cycle is set in the process as 100min, and ceramic membrane is concentrated 10 times, after concentration fluid solid content reaches 10%, ceramic membrane filtrate
Middle no solid suspension, ceramic membrane dope enter plate compression and are separated by solid-liquid separation, and the glass powder filter cake after filters pressing separation is aqueous
Rate about 65%, ceramic membrane continuously-running after on-line cleaning and regeneration.Ceramic membrane filtrate through filling into pure water and cutting fluid it
Afterwards, the machine reuse of CNC excision forming is returned to.
Embodiment 5
Take certain glass screen cut factory's cutting waste fluid 50Kg, solid content about 1.0wt%, 2.4 μm of mean particle size, pH ≈ 8,
Material is pumped into grease and consolidated in three-phase cyclone separator by about 3 centipoise of viscosity, feed flow rate 6m/s, solid phase outlet and charging
Pressure difference is 0.20MPa, and top discharge returns to three-phase cyclone separator import reuse, and bottom aqueous phase is exported to CNC excision forming
Reuse, outlet are sent to ceramic membrane filter processing, and 3.8 μm of solid phase particles average grain diameter, ceramic membrane filter device selects 0.05 μm of pottery
Porcelain film is filtered, room temperature filtering, operating pressure 0.2MPa, crossflow velocity 3m/s, and ceramic membrane is stablized filtration flux and maintained
265L·m-2·h-1, recoil cycle is set in the process as 120min, and ceramic membrane is concentrated 10 times, and concentration fluid solid content reaches 10%
Afterwards, without solid suspension in ceramic membrane filtrate, ceramic membrane dope enters plate compression and is separated by solid-liquid separation, after filters pressing separation
Glass powder filter cake moisture content about 70%, ceramic membrane continuously-running after on-line cleaning and regeneration.Ceramic membrane filtrate is pure by filling into
After water and cutting fluid, the machine reuse of CNC excision forming is returned to.
Embodiment 6
Take certain glass screen cut factory's cutting waste fluid 50Kg, solid content about 1.0wt%, 2.4 μm of mean particle size, pH ≈ 8,
Material is pumped into grease and consolidated in three-phase cyclone separator by about 3 centipoise of viscosity, feed flow rate 5m/s, solid phase outlet and charging
Pressure difference is 0.15MPa, and top discharge returns to three-phase cyclone separator import reuse, and bottom aqueous phase is exported to CNC excision forming
Reuse, solid-phase outlet are sent to ceramic membrane filter processing, and 3.2 μm of solid phase particles average grain diameter, ceramic membrane filter device selects 0.50 μ
M ceramic membrane is filtered, room temperature filtering, operating pressure 0.1MPa, crossflow velocity 2m/s, and ceramic membrane is stablized filtration flux and maintained
213L·m-2·h-1, recoil cycle is set in the process as 120min, and ceramic membrane is concentrated 10 times, and concentration fluid solid content reaches 10%
Afterwards, without solid suspension in ceramic membrane filtrate, ceramic membrane dope enters plate compression and is separated by solid-liquid separation, after filters pressing separation
Glass powder filter cake moisture content about 70%, ceramic membrane continuously-running after on-line cleaning and regeneration.Ceramic membrane filtrate is pure by filling into
After water and cutting fluid, the machine reuse of CNC excision forming is returned to.
Claims (6)
1. a kind of reclamation set of glass cutting liquid characterized by comprising
Ceramic membrane (1), for being filtered processing to cullet cutting fluid；
Plate filter (2) is connected to the concentrate side of ceramic membrane (1), for carrying out solid-liquid to the concentrate in ceramic membrane (1)
Separating treatment；
Clear liquid tank (3), is connected to the per-meate side of ceramic membrane (1), the clear liquid being obtained by filtration for storing ceramic membrane (1)；
CNC excision forming machine (5), for carrying out glass-cutting molding, and the cutting fluid entrance on CNC excision forming machine (5)
It is connected to Clear liquid tank (3).
2. the reclamation set of glass cutting liquid according to claim 1, which is characterized in that further include cutting flow container (4), even
The cutting fluid entrance being connected on CNC excision forming machine (5), for supplementing cutting fluid into CNC excision forming machine (5)；Sheet frame mistake
The penetrating fluid of filter (2) is connected to the material inlet of ceramic membrane (1).
3. the reclamation set of glass cutting liquid according to claim 1, which is characterized in that further include that pipeline is added in dialysate
(6), it is connected to the concentrate side of ceramic membrane (1), for dialysate to be added into the concentrate side of ceramic membrane (1).
4. the reclamation set of glass cutting liquid according to claim 1, which is characterized in that CNC excision forming machine (5) are cut
It cuts liquid outlet and the material inlet that pipeline (6) are connected to ceramic membrane (1) is added by dialysate.
5. the reclamation set of glass cutting liquid according to claim 1, which is characterized in that the material of ceramic membrane is oxidation
Aluminium, zirconium oxide, titanium oxide or silica, membrane aperture is between 0.02~1.0 μm.
6. the reclamation set of glass cutting liquid according to claim 5, which is characterized in that 0.05~0.5 μm of membrane aperture.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110577291A (en) * | 2018-06-11 | 2019-12-17 | 江苏久吾高科技股份有限公司 | method and device for recycling glass cutting fluid |
| CN114084974A (en) * | 2021-11-23 | 2022-02-25 | 上海赛奥分离技术工程有限公司 | Treatment method of glass grinding fluid |
-
2018
- 2018-06-11 CN CN201820896418.9U patent/CN208617512U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110577291A (en) * | 2018-06-11 | 2019-12-17 | 江苏久吾高科技股份有限公司 | method and device for recycling glass cutting fluid |
| CN110577291B (en) * | 2018-06-11 | 2023-08-04 | 江苏久吾高科技股份有限公司 | Method and device for recycling glass cutting fluid |
| CN114084974A (en) * | 2021-11-23 | 2022-02-25 | 上海赛奥分离技术工程有限公司 | Treatment method of glass grinding fluid |
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