CN110303689A - A kind of LVT plastic floor production technology and its process units - Google Patents
A kind of LVT plastic floor production technology and its process units Download PDFInfo
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- CN110303689A CN110303689A CN201910505987.5A CN201910505987A CN110303689A CN 110303689 A CN110303689 A CN 110303689A CN 201910505987 A CN201910505987 A CN 201910505987A CN 110303689 A CN110303689 A CN 110303689A
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- 229920003023 plastic Polymers 0.000 title claims abstract description 55
- 239000004033 plastic Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000005516 engineering process Methods 0.000 title claims abstract description 17
- 238000004804 winding Methods 0.000 claims abstract description 54
- 238000010030 laminating Methods 0.000 claims abstract description 28
- 238000012216 screening Methods 0.000 claims abstract description 25
- 238000002156 mixing Methods 0.000 claims abstract description 22
- 238000000465 moulding Methods 0.000 claims abstract description 18
- 238000005520 cutting process Methods 0.000 claims abstract description 14
- 239000000084 colloidal system Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 238000000748 compression moulding Methods 0.000 claims abstract description 6
- 238000003754 machining Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 32
- 239000000843 powder Substances 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- 229920005989 resin Polymers 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000006229 carbon black Substances 0.000 claims description 6
- 235000013312 flour Nutrition 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims 1
- 238000010924 continuous production Methods 0.000 abstract description 5
- 238000007731 hot pressing Methods 0.000 description 7
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012939 laminating adhesive Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
-
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/02—Thermal after-treatment
-
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/02—Thermal after-treatment
- B29C2071/027—Tempering, i.e. heating an object to a high temperature and quenching it
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to LVT plastic floor technical fields, and disclose a kind of LVT plastic floor production technology, include the following steps, S1:PVC resin-oatmeal raw material screening；S2: raw material mixing obtains mixture A after mixing；S3: mixture A is delivered to mixing machining colloid by screw conveyor by colloid production；S4:LVT layers of production；S5: overlay film pressing, while PVD wearing layer and color film layer are delivered to four-roller laminating machine, and with LVT layers it is hot-forming together, obtain LVT plastic floor idiosome；S6: ausrolling, for make LVT layers, PVD wearing layer and color film layer combine it is even closer and uniform；S7: LVT plastic floor idiosome is delivered in hydraulic roller winding machine, compression moulding by final molding；S8: cutting is cut into required specification through cutting machine.The advantages of LVT plastic floor production technology and its process units, continuous production, save space area, saves manpower, reduces production cost.
Description
Technical field
The present invention relates to LVT plastic floor technical field, specially a kind of LVT plastic floor production technology and its production dress
It sets.
Background technique
LVT plastic floor is " high-end vinyl floor ", is a kind of novel material, it has the advantage that quick for installation
Convenient, LVT product aims at house ornamentation design, exempts from glue lock or splicing is mated formation, and constructs extremely simple quick, one people 50 flat half days i.e.
Achievable, replacement and disassembly are also very convenient；Moisture-proof, vinyl floor are completely waterproof, including main layers, upper layer and under
The equal waterproof of layer, so it can be used in the substantially any place of family, especially in bathroom and kitchen, the water of there is often most；Easily
In cleaning, droplet is condensed on floor surface, therefore is easy to mop up；It is wear-resisting to have PVD in most vinyl floors for durability
Layer (sometimes most three), so wear-resistant.
Existing LVT coiled material class plastic floor includes PVT wearing layer, color film layer and LVT layers, and production technology is as follows, 1.LVT
Raw material is cut by calender compacting and guillotine as LVT layers after mixer is plasticated；2. realizing piece in static hydraulic press
Material lamination coating, LVT layers are made LVT laminating adhesive floor in certain pressure and temperatures with color film layer and PVC wearing layer；3. through water
Slot, which is tempered cooling and shaping, becomes final finished product, and the above production technology production is not continuous enough, and each process is separately machined, causes each
Process will occupy the raw material area and finished product area of certain area, cause workshop inside crowded, be unfavorable for managing, while separately machined
Each process need a large amount of manpower, increase the costs of production and operation of enterprise.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of LVT plastic floor production technology and its process units, tools
The advantages of standby continuous production, save space area, saves manpower, reduces production cost, solves and produces work in the prior art
Skill production is not continuous enough, and each process is separately machined, causes each process that will occupy the raw material area and finished product area of certain area, leads
It causes workshop inside crowded, is unfavorable for managing, while separately machined each process needs a large amount of manpower, increases the production of enterprise
The problem of operating cost.
(2) technical solution
To realize continuous production, save space area, saves manpower, reduces the purpose of production cost, and the present invention provides
Following technical solution: a kind of LVT plastic floor production technology and its process units include the following steps,
PVC resin powder needed for LVT layers of production is delivered to sieve by vacuum feeder by S1:PVC resin-oatmeal raw material screening
It selects in machine and is sieved, the PVC resin powder after being sieved；
S2: the PVC resin powder after screening is delivered to mixing arrangement by screw conveyor by raw material mixing, and to mixing
Mountain flour, stabilizer, carbon black, plasticity regulator and lubricant are added in device, obtains mixture A after mixing；
S3: mixture A is delivered to mixing machining colloid by screw conveyor by colloid production；
S4:LVT layers of production, are delivered to double roller molding machine for colloid by chain scraper conveyor and are squeezed into LVT layers, and by LVT
Layer is delivered to four-roller laminating machine；
S5: overlay film pressing, while PVD wearing layer and color film layer are delivered to four-roller laminating machine, and with LVT layers of hot pressing together
Molding, obtains LVT plastic floor idiosome；
S6: LVT plastic floor idiosome is directed in ausrolling mechanism, constant temperature by ausrolling by multiple guide rollers
Being tempered mechanism includes multiple groups constant temperature winding up roller, and every group of constant temperature winding up roller can be kept the temperature and be squeezed to LVT plastic floor idiosome, is used
In make LVT layers, PVD wearing layer and color film layer combine it is even closer and uniform；
S7: final molding, it will treated that LVT plastic floor idiosome is delivered to hydraulic roller winding machine by ausrolling mechanism
In, compression moulding；
S8: cutting, and the LVT plastic floor after final molding is cut into required specification through cutting machine.
Further, the partial size of the PVC resin powder in the S1 after screening machine screening is less than 250 μm.
Further, each component ratio of mixture A is PVC resin powder in the S2: entering mountain flour: stabilizer: carbon black: increasing
Plasticity regulator: lubricant=110:210:4:5:4:0.6.
Further, the melting temperature of mixer is 120-130 DEG C in the S3, and mixing time is 8-12 minutes, dumping
Temperature is 80-95 DEG C.
Further, each constant temperature winding up roller in the S6 is connected with hot water, and the temperature of the constant temperature winding up roller is 75-90
℃。
The present invention also proposes a kind of LVT plastic floor process units, is linked in sequence according to product processing sequence, including head and the tail
Screening machine, blender, mixer, chain scraper conveyor, double roller molding machine, four-roller laminating machine, into membrane module, ausrolling machine
Structure, hydraulic roller winding machine and cutting machine, vacuum feeder is fixedly connected at the feed inlet of the screening machine, and the screening machine goes out
The fixation of material end is communicated with the first screw conveyor, and the discharge port of first screw conveyor is opposite with the feed inlet of blender
Answer, the discharge end of the blender is fixed to be communicated with the second screw conveyor, the discharge port of second screw conveyor with it is close
The feed inlet of mill is corresponding, and the four-roller laminating machine includes the first feeding mechanism and the second feeding mechanism, first charging
Mechanism includes the first winding up roller and the second winding up roller setting up and down, second feeding mechanism include third winding up roller setting up and down and
Volume Four roller, second winding up roller and Volume Four roller are corresponding, for hot-forming, it is described into membrane module include support frame, institute
The top for stating support frame is successively rotatably connected to the first emptying roller and the second emptying roller from top to bottom, and support frame as described above is close to four-roller
The side of laminating machine is rotatably connected to the first guide reel and the second guide reel by shaft, and first guide reel is located at second and draws
The top of deflector roll.
Further, leading truck is additionally provided between the four-roller laminating machine and ausrolling mechanism, on the leading truck
Be rotatably connected to multiple guide rollers, the height of multiple guide rollers along four-roller laminating machine to the direction of ausrolling mechanism successively
It increases.
Further, one end of second winding up roller is fixedly connected with water inlet interface, a side end of the Volume Four roller
Multiple mounting holes are offered, the equal fixing sleeve in inside of each mounting hole is connected to heating rod, and the material of the heating rod is copper
Stick.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of LVT plastic floor production technology and its process units, have with
It is lower the utility model has the advantages that
1, the LVT plastic floor production technology, by setting vacuum feeder, screw conveyor and chain scraper conveyor, just
It is linked in sequence in by screening machine, mixing arrangement, mixer and double roller molding machine, guarantees continuous production, by the way that four-roller is arranged
LVT layers, PVD wearing layer and color film layer hot pressing directly can be become LVT plastic floor idiosome in this station, then by laminating machine
LVT plastic floor idiosome is being directed in ausrolling mechanism by multiple guide rollers, is utilizing multiple groups constant temperature winding up roller therein
Heat preservation and extruding repeatedly are carried out to LVT plastic floor idiosome, make LVT layer, PVD wearing layer and color film layer combination it is even closer
With it is uniform, and by final compression moulding in hydraulic roller winding machine, required specification is cut into through cutting machine.
2, PVD wearing layer and color film layer may be implemented by being arranged into membrane module in the LVT plastic floor process units
Blowing is separated, PVD wearing layer and color film layer can be directed in four-roller laminating machine respectively, and first in combination four-roller laminating machine
LVT layers, PVD wearing layer and color film layer hot pressing are become LVT plastic floor by winding up roller, the second winding up roller, third winding up roller and Volume Four roller
Idiosome, wherein the second winding up roller, by hot water thermal insulating, Volume Four roller is kept the temperature by heating rod.
Detailed description of the invention
Fig. 1 is a kind of LVT plastic floor production technological process proposed by the present invention；
Fig. 2 is a kind of structural schematic diagram of LVT plastic floor process units proposed by the present invention；
Fig. 3 is the partial structurtes enlarged drawing in the portion B in a kind of LVT plastic floor process units Fig. 2 proposed by the present invention.
In figure: 1 screening machine, 2 blenders, 3 mixers, 4 chain scraper conveyors, 5 double roller molding machines, 6 ausrolling mechanisms, 7
Hydraulic roller winding machine, 8 cutting machines, 9 vacuum feeders, 10 first screw conveyors, 11 second screw conveyors, 12 first windings up roller,
13 second windings up roller, 14 third windings up roller, 15 Volume Four rollers, 16 support frames, 17 first emptying rollers, 18 second emptying rollers, 19 first are drawn
Deflector roll, 20 second guide reels, 21 leading trucks, 22 guide rollers, 23 water inlet interfaces, 24 heating rods.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of LVT plastic floor production technology and its process units, include the following steps,
PVC resin powder needed for LVT layers of production is delivered to sieve by vacuum feeder by S1:PVC resin-oatmeal raw material screening
It selects in machine and is sieved, the PVC resin powder after being sieved；
S2: the PVC resin powder after screening is delivered to mixing arrangement by screw conveyor by raw material mixing, and to mixing
Mountain flour, stabilizer, carbon black, plasticity regulator and lubricant are added in device, obtains mixture A after mixing；
S3: mixture A is delivered to mixing machining colloid by screw conveyor by colloid production；
S4:LVT layers of production, are delivered to double roller molding machine for colloid by chain scraper conveyor and are squeezed into LVT layers, and by LVT
Layer is delivered to four-roller laminating machine；
S5: overlay film pressing, while PVD wearing layer and color film layer are delivered to four-roller laminating machine, and with LVT layers of hot pressing together
Molding, obtains LVT plastic floor idiosome；
S6: LVT plastic floor idiosome is directed in ausrolling mechanism, constant temperature by ausrolling by multiple guide rollers
Being tempered mechanism includes multiple groups constant temperature winding up roller, and every group of constant temperature winding up roller can be kept the temperature and be squeezed to LVT plastic floor idiosome, is used
In make LVT layers, PVD wearing layer and color film layer combine it is even closer and uniform；
S7: final molding, it will treated that LVT plastic floor idiosome is delivered to hydraulic roller winding machine by ausrolling mechanism
In, compression moulding；
S8: cutting, and the LVT plastic floor after final molding is cut into required specification through cutting machine.
The partial size of PVC resin powder in the S1 after screening machine screening is less than 250 μm.
The each component ratio of mixture A is PVC resin powder in the S2: enter mountain flour: stabilizer: carbon black: plasticity is adjusted
Agent: lubricant=110:210:4:5:4:0.6.
The melting temperature of mixer is 120-130 DEG C in the S3, and mixing time is 8-12 minutes, dump temperature 80-
95℃。
Each constant temperature winding up roller in the S6 is connected with hot water, and the temperature of the constant temperature winding up roller is 75-90 DEG C.
Fig. 2-3 is please referred to, the present invention also proposes a kind of LVT plastic floor process units, according to product processing sequence, including
Screening machine 1 that head and the tail are linked in sequence, blender 2, mixer 3, chain scraper conveyor 4, double roller molding machine 5, four-roller laminating machine, into film
Component, ausrolling mechanism 6, hydraulic roller winding machine 7 and cutting machine 8 are fixedly connected in vacuum at the feed inlet of the screening machine 1
Material machine 9, the discharge end of the screening machine 1 is fixed to be communicated with the first screw conveyor 10, and first screw conveyor 10 goes out
Material mouth is corresponding with the feed inlet of blender 2, and the discharge end fixation of the blender 2 is communicated with the second screw conveyor 11, institute
The discharge port for stating the second screw conveyor 11 is corresponding with the feed inlet of mixer 3, and the four-roller laminating machine includes the first charging
Mechanism and the second feeding mechanism, first feeding mechanism include the first winding up roller 12 and the second winding up roller 13 setting up and down, described
Second feeding mechanism includes third winding up roller 14 and Volume Four roller 15 setting up and down, 15 phase of second winding up roller 13 and Volume Four roller
Corresponding, for hot-forming, described into membrane module includes support frame 16, and the top of support frame as described above 16 successively rotates from top to bottom
It is connected with the first emptying roller 17 and the second emptying roller 18, support frame as described above 16 is rotated close to the side of four-roller laminating machine by shaft
Be connected with the first guide reel 19 and the second guide reel 20, wherein the first emptying roller 17 and the first guidance rod 19 by color film layer guide to
Among second winding up roller 13 and Volume Four roller 15, the first winding up roller 12 and the second winding up roller 13 guide LVT plastic floor idiosome to second
Among winding up roller 13 and Volume Four roller 15, the second emptying roller 18, second guides rod 20, third winding up roller 14 and Volume Four roller 15 by PVD
Wearing layer is guided to the second winding up roller 13 and Volume Four roller 15, then according to PVD wearing layer-coloured silk film layer-LVT plastic floor embryo
Three is carried out hot pressing by the sequence of body, and first guide reel 19 is located at the top of the second guide reel 20.
Leading truck 21, the company of rotation on the leading truck 21 are additionally provided between the four-roller laminating machine and ausrolling mechanism
Multiple guide rollers 22 are connected to, the height of multiple guide rollers 22 successively rises along four-roller laminating machine to the direction of ausrolling mechanism
It is high.
One end of second winding up roller 13 is fixedly connected with water inlet interface 23, and a side end of the Volume Four roller 15 opens up
There are multiple mounting holes, the equal fixing sleeve in inside of each mounting hole is connected to heating rod 24, and the material of the heating rod 24 is copper
Stick.
In conclusion by setting vacuum feeder 9, screw conveyor and chain scraper conveyor 4, convenient for by screening machine 1, stir
It mixes machine 2, mixer 3 and double roller molding machine 5 to be linked in sequence, guarantees continuous production, it, can be with by the way that four-roller laminating machine is arranged
LVT layers, PVD wearing layer and color film layer hot pressing are directly become into LVT plastic floor idiosome in this station, then led by multiple
LVT plastic floor idiosome is directed in ausrolling mechanism to roller 22, to LVT plastic cement using multiple groups constant temperature winding up roller therein
Plate idiosome carries out heat preservation and extruding repeatedly, make LVT layer, PVD wearing layer and color film layer combination it is even closer and uniform, and lead to
Final compression moulding in hydraulic roller winding machine 7 is crossed, required specification is cut into through cutting machine 8, it, can be with by being arranged into membrane module
It realizes the separated blowing of PVD wearing layer and color film layer, PVD wearing layer and color film layer can be directed to four-roller laminating machine respectively
In, and combine four-roller laminating machine in the first winding up roller 12, the second winding up roller 13, third winding up roller 14 and Volume Four roller 15, by LVT layers,
PVD wearing layer and color film layer hot pressing become LVT plastic floor idiosome, wherein the second winding up roller 13 passes through hot water thermal insulating, Volume Four roller
15 are kept the temperature by heating rod.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of LVT plastic floor production technology, it is characterised in that: include the following steps,
PVC resin powder needed for LVT layers of production is delivered to screening machine by vacuum feeder by S1:PVC resin-oatmeal raw material screening
In sieved, the PVC resin powder after being sieved；
S2: the PVC resin powder after screening is delivered to mixing arrangement by screw conveyor by raw material mixing,
And mountain flour, stabilizer, carbon black, plasticity regulator and lubricant are added into mixing arrangement, it is mixed after mixing
Close object A；
S3: mixture A is delivered to mixing machining colloid by screw conveyor by colloid production；
S4:LVT layers of production, are delivered to double roller molding machine for colloid by chain scraper conveyor and are squeezed into LVT layers,
And four-roller laminating machine is delivered to by LVT layers；
S5: overlay film pressing, while PVD wearing layer and color film layer are delivered to four-roller laminating machine, and be hot pressed into together with LVT layers
Type obtains LVT plastic floor idiosome；
S6: LVT plastic floor idiosome is directed in ausrolling mechanism, ausrolling by ausrolling by multiple guide rollers
Mechanism includes multiple groups constant temperature winding up roller, and every group of constant temperature winding up roller can be kept the temperature and be squeezed to LVT plastic floor idiosome, for making
LVT layers, PVD wearing layer and color film layer combine even closer and uniform；
S7: final molding, will by ausrolling mechanism, treated that LVT plastic floor idiosome is delivered in hydraulic roller winding machine,
Compression moulding；
S8: cutting, and the LVT plastic floor after final molding is cut into required specification through cutting machine.
2. a kind of LVT plastic floor production technology according to claim 1, it is characterised in that: screening machine sieves in the S1
The partial size of PVC resin powder after point is less than 250 μm.
3. a kind of LVT plastic floor production technology according to claim 1, it is characterised in that: mixture A in the S2
Each component ratio is PVC resin powder: enter mountain flour: stabilizer: and carbon black: plasticity regulator: lubricant=110:210:4:5:4:
0.6。
4. a kind of LVT plastic floor production technology according to claim 1, it is characterised in that: mixer in the S3
Melting temperature is 120-130 DEG C, and mixing time is 8-12 minutes, and dump temperature is 80-95 DEG C.
5. a kind of LVT plastic floor production technology according to claim 1, it is characterised in that: each perseverance in the S6
Warm rolling roller is connected with hot water, and the temperature of the constant temperature winding up roller is 75-90 DEG C.
6. a kind of LVT plastic floor process units, it is characterised in that: according to product processing sequence, be linked in sequence including head and the tail
Screening machine (1), blender (2), mixer (3), chain scraper conveyor (4), double roller molding machine (5), four-roller laminating machine, into film group
Part, ausrolling mechanism (6), hydraulic roller winding machine (7) and cutting machine (8) are fixedly connected at the feed inlet of the screening machine (1)
The discharge end fixation of vacuum feeder (9), the screening machine (1) is communicated with the first screw conveyor (10), first spiral
The discharge port of conveyer (10) is corresponding with the feed inlet of blender (2), and the discharge end of the blender (2) is fixed to be communicated with the
The discharge port of two screw conveyors (11), second screw conveyor (11) is corresponding with the feed inlet of mixer (3), described
Four-roller laminating machine includes the first feeding mechanism and the second feeding mechanism, and first feeding mechanism includes the first volume setting up and down
Roller (12) and the second winding up roller (13), second feeding mechanism include third winding up roller (14) and Volume Four roller setting up and down
(15), second winding up roller (13) and Volume Four roller (15) are corresponding, for hot-forming, it is described into membrane module include support frame
(16), the top of support frame as described above (16) is successively rotatably connected to the first emptying roller (17) and the second emptying roller from top to bottom
(18), support frame as described above (16) is rotatably connected to the first guide reel (19) and second by shaft close to the side of four-roller laminating machine
Guide reel (20), first guide reel (19) are located at the top of the second guide reel (20).
7. a kind of LVT plastic floor process units according to claim 6, it is characterised in that: the four-roller laminating machine with
It is additionally provided between ausrolling mechanism leading truck (21), is rotatably connected to multiple guide rollers (22) on the leading truck (21),
The height of multiple guide rollers (22) is successively increased along four-roller laminating machine to the direction of ausrolling mechanism.
8. a kind of LVT plastic floor process units according to claim 6, it is characterised in that: second winding up roller (13)
One end be fixedly connected with water inlet interface (23), a side end of the Volume Four roller (15) offers multiple mounting holes, each
The equal fixing sleeve in the inside of the mounting hole is connected to heating rod (24), and the material of the heating rod (24) is copper rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910505987.5A CN110303689A (en) | 2019-06-12 | 2019-06-12 | A kind of LVT plastic floor production technology and its process units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (1)
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|---|---|---|---|---|
| CN111923458A (en) * | 2020-08-06 | 2020-11-13 | 江苏铧迈新材料科技有限公司 | LVT floor production process |
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