CN106976219B - An a kind of quick molding method of elevator balanced compensated chain plastic cement cladding - Google Patents
An a kind of quick molding method of elevator balanced compensated chain plastic cement cladding Download PDFInfo
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- CN106976219B CN106976219B CN201710329140.7A CN201710329140A CN106976219B CN 106976219 B CN106976219 B CN 106976219B CN 201710329140 A CN201710329140 A CN 201710329140A CN 106976219 B CN106976219 B CN 106976219B
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
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- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
- B29C2035/0855—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using microwave
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- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- 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
- B29L2031/00—Other particular articles
- B29L2031/12—Chains
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of elevator balanced compensated chain plastic cement to coat a quick molding method, comprising the following steps: high molecular material compounding, mixing；Extrusion shearing is carried out to high molecular material；By the good polymer material extrusion heating of extrusion shearing, viscosity flow shape is formed；Viscosity flow shape high molecular material is entered into main channel, anchor chain is formed and just wraps up in effect；The secondary channels in set of molds are sequentially entered again, are provided multi-faceted package feed from multiple sections in face of anchor chain respectively, are formed uniform wrapping layer；Finally it is cooled and shaped.Elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method, change traditional method for squeezing out package and reheating by more single screw rod division of labor sections, using extrusion molding of single screw rod and the method for primary heating, aging caused by avoid because of heating for multiple times to high molecular material, extends the service life of high molecular material and elevator balanced compensated chain；Also manpower, equipment, the energy and the investment of time are greatly reduced.
Description
Technical field
The present invention relates to technical field of elevator equipment more particularly to a kind of elevator balanced compensated chain plastic cement cladding are primary quick
Forming method.
Background technique
Elevator balanced compensated chain is the component for having run balanced action to elevator.It is required that it is big with bearing load, fortune
The features such as row noise is small, unit weight.
In the prior art, following methods are generally included to the preparation method of elevator balanced compensated chain:
1, it using PVC plastic is wrapped up in outside electric welded anchor cable, is produced by the method for extrusion molding.
2, it using rubber and fiber is wrapped up outside electric welded anchor cable, is produced by being pressed and molded vulcanization of rubber mode.
3, using a sisal hemp rope is worn among electric welded anchor cable, to eliminate the noise in product lifting process.
4, using wirerope as tensile strength skeleton, high molecular material or PVC material are wrapped up in outside.
In general, most-often used is first two mode, for example, Chinese patent CN106286710A provides a kind of expanded letter electricity
Terraced balanced compensated chain and its production technology, including anchor chain and the jacket layer being coated on outside anchor chain.Its production technology are as follows: take production outer
The raw material of covering layer mixes in kneader, and temperature is made to reach 85-95 DEG C, the raw material mixed is sent into cooling in cooling and stirring device
After to 40-50 DEG C feed double screw extruder extruding pelletization, by the sizing material squeezed out in double screw extruder carry out tie rod, cooling,
Slice, it is spare to be made tablet-type gum；By in the mold of anchor chain merging extruder, the tablet-type gum is sent into extruder, is squeezed out
Machine squeezes out above-mentioned tablet-type gum, squeezes to mold, and temperature control is being 130-150 DEG C, and the hauling speed of extrusion is 5-15
Meter per second is wrapped in outside anchor chain.Reheating, the mold have been carried out to high molecular material in the production technology that the invention discloses
Channel is single channel.
For another example Chinese patent Chinese patent CN105440330A discloses a kind of system of halogen-free environmental elevator balanced compensated chain
Make method, including derusting, film-making shape glue, glue layer and vulcanisation step.The specific steps of the film-making shape glue are as follows: first by dosage ratio
Natural rubber and ethylene-propylene diene copolymer investment rubber mixing machine first plasticate, under 140-160 DEG C of smelting temperature, roll spacing 2-
5mm, plasticate 5min, and by after 2-3 times on rubber mixing machine, packet roller, the ethylene-octene-amylene for then sequentially adding dosage ratio is total
Polymers, maleated ethylene vinyl acetate copolyme, maleic anhydride grafted ethene-octene copolymer, maleic anhydride connect
Branch ethylene-butene copolymer, high density filler material, epoxidized soybean oil, lubricant and fire retardant, it is thin to squeeze uniformly, sheet glue is made；
The specific steps of the glue layer are as follows: by the mold of tablet-type gum obtained investment extruder, the feed zone of extruder is set
Temperature is 110-120 DEG C, and the temperature of extruder discharging section is 120-150 DEG C, and above-mentioned tablet-type gum is expressed in mold, and is wrapped
It is wrapped in iron chains surface, constitutes annular rubber layer, control rubber layer radial thickness is 2-2.5mm.The technical solution that the invention discloses,
Also high molecular material reheating has been subjected to, and its key technology is mainly to pass through the selection of raw material, the auxiliary used is former
Expect more, more demanding to raw material, operating procedure is more complex cumbersome, and the die channel used is also single channel.
The method that above-mentioned patent provides is required to carry out reheating, causes following defect: first is that production process needs elder generation
High molecular material is cooperated, is kneaded, extrusion granulation, is then squeezed again with extruder, secondary extrusion reheating needs to put into
A large amount of manpower, power-equipment cause the energy, manpower, time etc. to waste the multistage manufacturing processes that high molecular material carries out；Second is that
After having carried out heating for multiple times to high molecular material, the aging of material is easily caused, shortens the service life of elevator balanced compensated chain.
Summary of the invention
To overcome elevator balanced compensated chain production technology existing in the prior art cumbersome, uneconomical, material is easy to aging
The problem of, the present invention provides a kind of elevator balanced compensated chain plastic cement to coat a quick molding method.
An a kind of quick molding method of elevator balanced compensated chain plastic cement cladding, including high molecular material mixing, extruding are cut
It cuts, squeeze out heating, channel temperature control and be cooled and shaped five steps, it is characterised in that: the heating times for squeezing out heating stepses are one
Secondary, the channel temperature control step is multichannel temperature control.
In some embodiments, the extrusion heating stepses are that high molecular material vulcanizes heating in extruder.
In some embodiments, the multichannel temperature control step includes five channel temperature controls or four channel temperature controls or three
The channel cross-section of a channel temperature control, the multichannel temperature control is circle.
In some embodiments, Five-channel includes that a main channel and four are auxiliary logical in the temperature control step of five channels
Road, main channel, which forms anchor chain, just wraps up in effect, and four secondary channels face to carry out by the anchor chain of main channel complete from four sections respectively
Orientation package.
In some embodiments, four-way includes that a main channel and three are auxiliary logical in the temperature control step of four channels
Road, main channel, which forms anchor chain, just wraps up in effect, and three secondary channels face to carry out by the anchor chain of main channel complete from three sections respectively
Orientation package.
In some embodiments, triple channel includes that a main channel and two are auxiliary logical in the temperature control step of three channels
Road, main channel, which forms anchor chain, just wraps up in effect, and two secondary channels face to carry out by the anchor chain of main channel complete from two sections respectively
Orientation package.
In some embodiments, the effect of just wrapping up in is formed by wrapping layer as irregular shape.
In some embodiments, the irregular shape is that irregular ring is round.
In some embodiments, the cooling and shaping are formed by uniform wrapping layer as circle cable shape.
In some embodiments, the high molecular material includes thermoplastic elastomer (TPE) particle, fire retardant and processing aid；
The thermoplastic elastomer (TPE) particle is modified PVC elastomer particles；The fire retardant is halogen-free flame retardants, the halogen-free flame retardants
It is aluminium hydroxide or magnesium hydroxide；The processing aid includes antioxidant, lubricant, packing agent and colorant；The macromolecule
The ingredient percentage of material are as follows: modified PVC elastomer particles 32%-58%, halogen-free flame retardants 20%-30%, processing aid
22%-38%.
Compared with prior art, a kind of elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method
The beneficial effect of generation is:
One, a kind of elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method, changes traditional
The method that more single screw rod division of labor sections squeeze out package reduces the throwing of equipment, the energy using extruding forming method of single screw rod
Enter, effectively increase production efficiency, reduces energy consumption.
Two, a kind of elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method, and it is right to change tradition
High molecular material cooperated, is kneaded, extrusion granulation, and the method then squeezed out again with extruder in extrusion granulation and is extruded into
It is heated in type, has carried out reheating, and the entire technological process of production of the present invention only uses primary heating method, specifically
It is embodied in the sulfidation to polymer material extrusion heating, thus to the old of high molecular material caused by avoiding because of heating for multiple times
Change, the service life of high molecular material and elevator balanced compensated chain is extended, to improve product quality；Also avoid because
A large amount of manpower, power-equipment, the energy and the waste of time put into needed for reheating.
Three, a kind of elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method, and it is single to change tradition
The method that channel coats anchor chain, is coated using multichannel, and multichannel is divided into main channel and secondary channels, and main channel is to anchor chain
It is formed and just wraps up in effect, secondary channels are respectively from multiple sections in face of carrying out multi-faceted package by the anchor chain of main channel, to be formed outer
The sliding circle cable shape wrapping layer of mass color；In addition, the setting of multichannel can carry out segmentation detection to by the anchor chain in channel, for package
Unqualified or undesirable effect anchor chain is rejected out of channel at any time or is wrapped up again, is reduced defect rate, is improved life
Yield and quality；And it can be by the shape of wrapping layer in die channel come the flow velocity of judgement material, thus in time in adjustment package channel
The flow velocity of material, further improves product quality and production efficiency.
Four, a kind of elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method, is shone using microwave
Vulcanization process heating high molecular material is penetrated, microwave continuous vulcanization compares other continuous sulfurizing simple processs, not only shortens and add
The hot time, but also high molecular material is heated evenly, vulcanized quality is high, has saved the energy, significantly reduces cost.
Five, a kind of elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method, to each when extrusion
Channel controls heating temperature by temperature sensor and instrument, and temperature in accurate control channel ensure that the steady of intra passage temperature
It is fixed, to ensure that the uniformity of plastic cement cladding.
Six, a kind of elevator balanced compensated chain plastic cement provided by the invention coats a quick molding method, operating method letter
It is single effective, and easy processing forms, final product quality is high, is suitble to industrialized production.
Detailed description of the invention
Fig. 1 is that the elevator balanced compensated chain plastic cement of present disclosure coats the flow chart of a quick molding method；
Fig. 2 is the structural schematic diagram of the elevator balanced compensated chain semi-products of present disclosure；
Fig. 3 is the final molding elevator balanced compensated chain structural schematic diagram of present disclosure；
Fig. 4 is the cross sectional shape that secondary channels are four section faces；
Fig. 5 is the cross sectional shape that secondary channels are three section faces；
Fig. 6 is the cross sectional shape that secondary channels are two section faces；
Specific embodiment
Below in conjunction with drawings and examples, the present invention will be described in further detail.It should be appreciated that described herein
Specific examples are only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of elevator balanced compensated chain plastic cement to coat a quick molding method, including high molecular material
Mixing, extrusion shearing squeeze out heating, channel temperature control and are cooled and shaped five steps, and innovative point is: the extrusion heating stepses
Heating times be it is primary, the channel temperature control step be multichannel temperature control.
Specific implementation steps, referring to Fig.1, comprising the following steps:
Step 1: high molecular material is directly compounded, and high molecular material is mixed by high-speed dispersion equipment,
Mixing time is 5-10min, to reach the performance of processable elevator balanced compensated chain；
Step 2: being delivered to extruder for the high molecular material handled well by vacuum pumping device and carry out extrusion shearing,
Extruder revolving speed is 150-350 revs/min, and squeeze pressure is 25~45MPa；
Step 3: the good high molecular material of extrusion shearing is carried out with the speed of 5-10m/s by bringing-up section in extruder
Microwave irradiation vulcanization heating, be reconfigured hot-air channel come keep this temperature until heating process terminate, heating temperature 160
DEG C -180 DEG C, heating time 5-10min, so that high molecular material is formed viscosity flow shape, squeezed out by extruder；
Step 4: the viscosity flow shape high molecular material that extruder squeezes out is entered into first passage, first passage is main channel, right
Electric welded anchor cable, which is formed, just wraps up in effect, and elevator balanced compensated chain semi-products are made, and extrusion temperature is 140 DEG C -160 DEG C, extruded velocity
For 5-10m/s；The secondary channels in set of molds are sequentially entered again, and secondary channels are 2-4 channel, respectively from multiple sections towards by leading
The electric welded anchor cable in channel provides multi-faceted package feed, forms uniform wrapping layer, and extrusion temperature is 120 DEG C -140 DEG C, squeezes out
Speed is 4-6m/s；
Step 5: the molding anchor chain of package that extruder squeezes out is cooled to room temperature.
In present embodiment, high molecular material is compounded, then carry out high-speed stirred mixing by ingredient percentage, be allowed to mix
Uniformly, high molecular material is then pumped into extruder using vacuum pumping device, directly progress extrusion shearing, and in extruder
High molecular material is heated using the method that microwave irradiation vulcanizes, viscosity flow shape is made, then by the high score of viscosity flow shape
Sub- material is passed through in the channel of the multi-channel die of temperature-controllable, is wrapped in the outer layer of anchor chain in channel, is finally squeezed out anchor chain
It is cooled and shaped.The entire technological process of production is accomplished without any letup, and has complete independence, and easy to operate, feasible effective.It is preferred that
, present embodiment changes traditional method for squeezing out package by more extruder division of labor sections, is once squeezed using separate unit extruder
Molding method out reduces equipment, the investment of the energy, effectively increases production efficiency, reduce energy consumption；It is further excellent
Choosing, the extruder is single screw extrusion machine, and compared to double screw extruder, single screw extrusion machine structure is simple, operation side
Just, economic and practical.It is further preferred that heating high molecular material using microwave irradiation vulcanization process, microwave continuous vulcanization is compared
Other continuous sulfurizing simple processs, not only shorten heating time, but also high molecular material is heated evenly, vulcanization heating matter
Amount is high.In addition, need to first be cooperated high molecular material, be kneaded, extrusion granulation, then compared in traditional production process
The method squeezed out again with extruder, is heated in extrusion granulation and extrusion molding, has carried out reheating；And this reality
It applies the entire technological process of production of mode and only uses primary heating method, be embodied in the vulcanization to polymer material extrusion heating
Journey, so as to avoid high molecular material and elevator balanced because of the aging caused by heating for multiple times to high molecular material, is extended
The service life for compensating chain, to improve product quality；It also avoids a large amount of manpower because of investment needed for reheating, move
Power equipment, the energy and waste of time.
As it is further preferred that in this embodiment, changing the method that conventional one-channel coats anchor chain, making
All-directional covering is carried out with multichannel.Preferably, the section of the multichannel is circle, and circular cross-section hinders the runner in section
Power is minimum, is also easy to the formation of wrapping layer shape.The multichannel is divided into main channel and secondary channels, and main channel forms just anchor chain
Effect is wrapped up in, elevator balanced compensated chain semi-products 1 are formed.Specifically, referring to Fig. 2, the elevator balanced compensated chain semi-products 1 include
Anchor chain 2 and first covering layer 3, the just covering layer 3 are that irregular ring is round；The elevator balanced compensated chain that will then be come out from main channel
Semi-products 1 directly pass sequentially through the secondary channels of multi-channel die group, face elevator balanced compensated chain semi-products 1 from multiple sections respectively
Comprehensive package is carried out, to form uniform wrapping layer, makes the solid single piece of anchor chain and jacket layer casting together, i.e.,
Final molding elevator balanced compensated chain 5, this makes elevator balanced compensated chain stationarity when using operation good, while reducing fortune
Noise when row.Specifically, the final molding elevator balanced compensated chain 5 includes anchor chain 2 and wrapping layer 4, described referring to Fig. 3
Wrapping layer 4 is the circle cable shape of smooth in appearance, circle cable shape elevator balanced compensated chain be in current plastic type elevator balanced compensated chain most
Commonly, the abrasion between elevator balanced compensated chain and other machinery equipment can be reduced in the process of running.
In the specific implementation, multichannel temperature control step includes five channel temperature controls or four channel temperature controls or three channel controls
Temperature.Tri- embodiments of 1-3 are specifically described the embodiment of multichannel temperature control by the following examples.
Embodiment 1:
The multichannel temperature control step is five channel temperature controls, and Five-channel includes one main logical in five channel temperature controls
The cross sectional shape of road and four secondary channels, four section faces of secondary channels just wraps up in effect as shown in figure 4, main channel forms anchor chain, and four
A secondary channels face to carry out comprehensive package by the anchor chain of main channel respectively from four sections.
Embodiment 2:
The multichannel temperature control step is four channel temperature controls, and four-way includes one main logical in four channel temperature controls
The cross sectional shape of road and three secondary channels, three section faces of secondary channels just wraps up in effect as shown in figure 5, main channel forms anchor chain, and three
A secondary channels face to carry out comprehensive package by the anchor chain of main channel respectively from three sections.
Embodiment 3:
The multichannel temperature control step is three channel temperature controls, and triple channel includes one main logical in three channel temperature controls
The cross sectional shape of road and two secondary channels, two section faces of secondary channels just wraps up in effect as shown in fig. 6, main channel forms anchor chain, and two
A secondary channels face to carry out comprehensive package by the anchor chain of main channel respectively from two sections.
The setting of three of the above embodiment, multichannel not only can make the wrapping layer of elevator balanced chain more smooth
Circle cable shape, can also carry out segmentation detection to by the anchor chain in channel, for wrapping up unqualified or undesirable effect anchor chain at any time
It rejects out of channel or is wrapped up again, reduce defect rate, improve the quality of production；Single-pass in compared with the prior art
Road, a channel is completed from getting into being extruded through, and is unable to judge accurately the molding situation of material in channel, also can not be better
Improve the qualification rate of product.
As it is further preferred that in the present embodiment, temperature sensor being arranged in channel and instrument is logical to control
Temperature in road, temperature in accurate control channel, ensure that the stabilization of intra passage temperature.High molecular material vulcanizes heating temperature
160 DEG C -180 DEG C, main channel extrusion temperature is 140 DEG C -160 DEG C, and secondary channels extrusion temperature is 120 DEG C -140 DEG C, in main channel
Temperature need to be lower than the temperature that high molecular material vulcanizes heating, higher than the temperature in secondary channels, both ensure that temperature in this way
It reduces layer by layer, is not related to reheating, be more favorable to the formation of uniform wrapping layer in secondary channels.Still more preferably, originally
Embodiment is also by the shape of wrapping layer in die channel come the flow velocity of judgement material, thus material in adjustment package channel in time
The flow velocity of material, further improves product quality and production efficiency, choosing empirically, in the velocity ratio main channel in secondary channels
Flow velocity it is smaller, be more advantageous to the formation of uniform wrapping layer in secondary channels in this way.It is this using the method that artificially controls not only and
Shi Youxiao is also eliminated due to many uncontrollable factors of mechanically actuated bring.
The embodiment for coating a rapid shaping about elevator balanced compensated chain plastic cement described above substantially reduces
Process flow, reduces manpower, equipment and the investment of time, has saved the energy, also further improves the quality and conjunction of product
Lattice rate.
In order to which the production method to above-mentioned elevator balanced compensated chain is further described, provide in the present embodiment
The composition of the high molecular material, is embodied in: the high molecular material includes thermoplastic elastomer (TPE) particle, fire retardant
And processing aid, the thermoplastic elastomer (TPE) particle are modified PVC elastomer particles, the fire retardant is halogen-free flame retardants, institute
Stating halogen-free flame retardants is aluminium hydroxide or magnesium hydroxide, and the processing aid includes antioxidant, lubricant, packing agent and coloring
Agent.The preparation method of the high molecular material are as follows: by modified PVC elastomer particles 32%-58%, halogen-free flame retardants 20%-
30%, processing aid 22%-38% is sufficiently mixed.Specifically, the PVC thermoplastic elastomer material is that one kind has both heat
The repetition processability of thermoplastic plastic and the elastomeric material of rubber, but its heat-resisting quantity is still lacking, for this reason, it may be necessary to right
It carries out certain modification to enhance its heat resistance.The modified PVC elastomer particles are the bases in general PVC elastomer particles
A kind of MBS (styrol copolymer) heat-proof modifier or nanoscale montmorillonite heat-proof modifier are added on plinth, with Reinforced PVC elasticity
The heat resistance of body particle can bear high temperature when vulcanization.It is found through practice examining, when addition MBS (styrol copolymer)
When heat-proof modifier, the heat resistance of PVC elastomer particles improves 50%~70%, when addition nanoscale montmorillonite heat-proof modifier
When, the heat resistance of PVC elastomer particles, which improves 40%~60%, MBS (styrol copolymer), has more effective implementation result,
Therefore in present embodiment, modifying agent of the preferably MBS (styrol copolymer) as PVC elastomer particles.Specifically, the PVC
Elastomer particles the preparation method comprises the following steps: take 60 parts of polyvinyl chloride resin, 25 parts of plasticizer, 10 parts of high resiliency modifying agent, 1 part of lubricant, fill out
It fills 2 parts of agent and 2 parts of heat-proof modifier stirrings is warming up to 80-100 DEG C, be then cooled to room temperature, then in 120-150 DEG C of temperature
Modified PVC elastomer particles are made in lower plasticizing 4-8min.Preferably, halogen containing flame-retardant (generally organic chloride and organic bromine
Compound) a large amount of smog and toxic corrosive hydrogen halides gas can be generated during fire-retardant, cause secondary hazards, and Halogen
Fire retardant burn when smoke amount it is small, do not generate be corrosive, poisonous gas, protect environment, ensured personnel life peace
Entirely.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification and
Environment, and can be changed within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of protection of the claims.
Claims (10)
1. a kind of elevator balanced compensated chain plastic cement coats a quick molding method, including high molecular material mixing, extrusion shearing,
Squeeze out heating, channel temperature control and be cooled and shaped five steps, it is characterised in that: it is described squeeze out heating stepses heating times be it is primary,
The channel temperature control step is multichannel temperature control；Specific step is as follows:
Step 1: high molecular material is directly compounded, and high molecular material is mixed by high-speed dispersion equipment, stirring
Time is 5-10min, to reach the performance of processable elevator balanced compensated chain；
Step 2: the high molecular material handled well is delivered to by extruder by vacuum pumping device and carries out extrusion shearing, is squeezed out
Machine revolving speed is 150-350 revs/min, and squeeze pressure is 25~45MPa；
Step 3: the good high molecular material of extrusion shearing is subjected to microwave by bringing-up section in extruder with the speed of 5-10m/s
Irradiation vulcanization heating is reconfigured hot-air channel to keep this temperature until heating process terminates, and heating temperature is 160 DEG C -180
DEG C, heating time 5-10min makes high molecular material form viscosity flow shape, is squeezed out by extruder；
Step 4: the viscosity flow shape high molecular material that extruder squeezes out is entered into first passage, first passage is main channel, to electric welding
Anchor chain, which is formed, just wraps up in effect, and elevator balanced compensated chain semi-products are made, and extrusion temperature is 140 DEG C -160 DEG C, extruded velocity 5-
10m/s；The secondary channels in set of molds are sequentially entered again, and secondary channels are 2-4 channel, respectively from multiple sections towards by main channel
Electric welded anchor cable multi-faceted package feed is provided, form uniform wrapping layer, extrusion temperature is 120 DEG C -140 DEG C, extruded velocity
For 4-6m/s；
Step 5: the molding anchor chain of package that extruder squeezes out is cooled to room temperature.
2. a kind of elevator balanced compensated chain plastic cement according to claim 1 coats a quick molding method, feature exists
In: the extrusion heating stepses are that high molecular material vulcanizes heating in extruder.
3. a kind of elevator balanced compensated chain plastic cement according to claim 1 coats a quick molding method, feature exists
In: the multichannel temperature control step includes five channel temperature controls or four channel temperature controls or three channel temperature controls, the multichannel
The channel cross-section of temperature control is circle.
4. a kind of elevator balanced compensated chain plastic cement according to claim 3 coats a quick molding method, feature exists
In: Five-channel includes a main channel and four secondary channels in the temperature control step of five channels, and main channel forms just anchor chain
Effect is wrapped up in, four secondary channels face to carry out comprehensive package by the anchor chain of main channel respectively from four sections.
5. a kind of elevator balanced compensated chain plastic cement according to claim 3 coats a quick molding method, feature exists
In: four-way includes a main channel and three secondary channels in the temperature control step of four channels, and main channel forms just anchor chain
Effect is wrapped up in, three secondary channels face to carry out comprehensive package by the anchor chain of main channel respectively from three sections.
6. a kind of elevator balanced compensated chain plastic cement according to claim 3 coats a quick molding method, feature exists
In: triple channel includes a main channel and two secondary channels in the temperature control step of three channels, and main channel forms just anchor chain
Effect is wrapped up in, two secondary channels face to carry out comprehensive package by the anchor chain of main channel respectively from two sections.
7. the rapid shaping side of a kind of elevator balanced compensated chain plastic cement cladding according to any one of claim 4-6
Method, it is characterised in that: the effect of just wrapping up in is formed by wrapping layer as irregular shape.
8. a kind of elevator balanced compensated chain plastic cement according to claim 7 coats a quick molding method, feature exists
In: the irregular shape is that irregular ring is round.
9. a kind of elevator balanced compensated chain plastic cement according to claim 1 coats a quick molding method, feature exists
In: the cooling and shaping are formed by uniform wrapping layer as circle cable shape.
10. a kind of elevator balanced compensated chain plastic cement according to claim 1 coats a quick molding method, feature exists
In: the high molecular material includes thermoplastic elastomer (TPE) particle, fire retardant and processing aid；The thermoplastic elastomer (TPE) particle is
Modified PVC elastomer particles；The fire retardant is halogen-free flame retardants, and the halogen-free flame retardants is aluminium hydroxide or magnesium hydroxide；
The processing aid includes antioxidant, lubricant, packing agent and colorant；The ingredient percentage of the high molecular material are as follows: change
Property PVC elastomer particles 32%-58%, halogen-free flame retardants 20%-30%, processing aid 22%-38%.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329140.7A CN106976219B (en) | 2017-05-11 | 2017-05-11 | An a kind of quick molding method of elevator balanced compensated chain plastic cement cladding |
| PCT/CN2017/084608 WO2018205288A1 (en) | 2017-05-11 | 2017-05-16 | One-time rapid method for use in molding plastic coating of elevator balance compensation chain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329140.7A CN106976219B (en) | 2017-05-11 | 2017-05-11 | An a kind of quick molding method of elevator balanced compensated chain plastic cement cladding |
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| CN106976219A CN106976219A (en) | 2017-07-25 |
| CN106976219B true CN106976219B (en) | 2019-04-30 |
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| CN112061929B (en) * | 2020-09-17 | 2021-09-17 | 江苏兴华胶带股份有限公司 | Balanced compensation chain of weaving adhesive tape cladding type elevator |
Citations (6)
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|---|---|---|---|---|
| CN2487538Y (en) * | 2001-05-31 | 2002-04-24 | 徐培文 | Plastic cladding extruder |
| CN103395670A (en) * | 2013-08-13 | 2013-11-20 | 海安县社民机械配件厂 | All-plastic elastic anti-flaming elevator balanced compensation chain |
| CN104653705A (en) * | 2015-02-26 | 2015-05-27 | 吕虎松 | Chemical fiber composite belt for hoisting and pulling in elevator |
| CN105799135A (en) * | 2015-12-22 | 2016-07-27 | 天津市昊航复合管业有限公司 | Continuous full-wrapping equipment for pumping rod and wrapping method thereof |
| CN106182670A (en) * | 2016-09-13 | 2016-12-07 | 宣城市华菱精工科技股份有限公司 | Elevator compensated cable processing technique |
| CN106335167A (en) * | 2016-10-24 | 2017-01-18 | 丁骏 | Production method for escalator handrail belt made of thermoplastic materials |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102443226B (en) * | 2011-09-20 | 2013-06-12 | 江苏兴华胶带股份有限公司 | Method for preparing halogen-free flame retardant PVC elastic material |
| CN106256532B (en) * | 2016-08-30 | 2019-03-26 | 江苏兴华胶带股份有限公司 | A kind of production line of elevator balanced compensated cable |
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2017
- 2017-05-11 CN CN201710329140.7A patent/CN106976219B/en active Active
- 2017-05-16 WO PCT/CN2017/084608 patent/WO2018205288A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2487538Y (en) * | 2001-05-31 | 2002-04-24 | 徐培文 | Plastic cladding extruder |
| CN103395670A (en) * | 2013-08-13 | 2013-11-20 | 海安县社民机械配件厂 | All-plastic elastic anti-flaming elevator balanced compensation chain |
| CN104653705A (en) * | 2015-02-26 | 2015-05-27 | 吕虎松 | Chemical fiber composite belt for hoisting and pulling in elevator |
| CN105799135A (en) * | 2015-12-22 | 2016-07-27 | 天津市昊航复合管业有限公司 | Continuous full-wrapping equipment for pumping rod and wrapping method thereof |
| CN106182670A (en) * | 2016-09-13 | 2016-12-07 | 宣城市华菱精工科技股份有限公司 | Elevator compensated cable processing technique |
| CN106335167A (en) * | 2016-10-24 | 2017-01-18 | 丁骏 | Production method for escalator handrail belt made of thermoplastic materials |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106976219A (en) | 2017-07-25 |
| WO2018205288A1 (en) | 2018-11-15 |
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