CN206357540U - A kind of injection machine - Google Patents
A kind of injection machine Download PDFInfo
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- CN206357540U CN206357540U CN201620798400.6U CN201620798400U CN206357540U CN 206357540 U CN206357540 U CN 206357540U CN 201620798400 U CN201620798400 U CN 201620798400U CN 206357540 U CN206357540 U CN 206357540U
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Abstract
The utility model discloses a kind of injection machine, and it is used to process injecting products, especially carries out molding processing, including an injection machine body to the injecting products to be processed of fibre, the injection machine body is used to carry out moulding pressing, in addition to：The compounding structure of a pair of extruder formula, it, which is used to treating rapidoprint, is melted, is sheared；The compounding structure of described pair of extruder formula includes one first extruder and one second extruder, second extruder is located at the downstream position of first extruder, one second material entrance is provided with second extruder, the second material entrance is used to deliver fibrous material；Described injection machine also includes a preprocessing structure, and it is used to the injecting products to be processed carrying out just one-step forming；Described preprocessing structure includes：One die head, it is used to make blank；One moulding press, it is used to make molding preformed product.The preprocessing structure is set, realizes and integrated machine-shaping is carried out to the injecting products of labyrinth form.
Description
Technical field
The utility model is related to injection machine field, and in particular to a kind of injection machine.
Background technology
Composite reinforcing fiber be it is a kind of have high specific strength, high ratio modulus, high temperature resistant, corrosion-resistant, endurance, radioresistance,
Conductive, heat transfer and a series of fibrous material for excellent properties such as relative density is small, belong to typical high-performance fiber.It is compound to increase
Strong fiber is standing to be applied among injecting products, to increase the structural strength of injecting products, still, and ripe at present is compound
Reinforcing fiber application form mainly has four kinds, and one kind pastes laminate layer method for hand, the composite reinforcing fiber piece after dipped glue is cultrated folded
Layer, or one side laying is while paint resin, and reheating is molded, and the composite reinforcing fiber product strength that this kind of method is made is high,
But production efficiency is low；One kind is filament winding process, composite reinforcing fiber monofilament is wrapped on fiber axis, such a method is only fitted
For making cylinder and holloware, and production efficiency is low；One kind is die pressing, and this method is by pre-soaked resin
Composite reinforcing fiber material is put into metal die, is overflowed unnecessary glue after pressurization and is come, then hot setting is molded, this kind
The composite reinforcing fiber product strength that method is made is high, but same production efficiency is low, and can not make structural member；One kind is length
Fine raw material injection moulding, by composite reinforcing fiber preprocessing, is made raw material, then via injection machine injection molding, although such a method
Production efficiency problem, but the longer fiber of fibre length in the feed are solved, by the shearing of screw in injection molding machine and hot flow path
Under heat effect, fibre length causes manufactured goods intensity to substantially reduce only the 30% of more than 5mm in manufactured goods.
Because part injection product structure form is complicated, it is impossible to realize once injection moulding, it is necessary to process step by step, and
Baroque injecting products are in production and processing, and if necessary to meet the demand of high intensity simultaneously, difficulty of processing will be into multiplication
It is long.
In order to improve the intensity of injecting products, composite reinforcing fiber is added wherein and is very important means, but simultaneously,
When being processed to composite reinforcing fiber material, the intensity of composite reinforcing fiber material in itself predisposes to damage at high temperature, and
The length of fiber and its in manufactured goods staggeredly complexity, will influence its manufactured goods intensity.In order to reach the purpose,
Reduce composite reinforcing fiber material time by high temperature injury in injection moulding process, and length of the increased fiber in manufactured goods
It is particularly important.
Therefore, when designing a kind of progress injection molding for composite reinforcing fiber material, composite reinforcing fiber material is reduced
By the time of high temperature injury in injection moulding process, increase fibrous material sheared length in injection moulding process, while can realize pair again
The equipment of the complicated injecting products integration processing of structure type is particularly necessary.
In view of drawbacks described above, it is new that the utility model creator obtains this practicality finally by prolonged research and practice
Type.
Utility model content
To solve above-mentioned technological deficiency, the technical solution adopted in the utility model is that, there is provided a kind of injection machine, it is used for
Injecting products are processed, molding processing, including an injection machine body, institute especially are carried out to the injecting products to be processed of fibre
Stating injection machine body is used to carry out moulding pressing, in addition to：The compounding structure of a pair of extruder formula, it is used to treat rapidoprint
Melted, sheared；The compounding structure of described pair of extruder formula includes one first extruder and one second extruder, described second
Extruder is located at the downstream position of first extruder, is provided with one second material entrance on second extruder, and described the
Two material entrances are used to deliver fibrous material；Described injection machine also includes a preprocessing structure, and it is used for the note to be processed
Molding product carries out just one-step forming；Described preprocessing structure includes：One die head, it is used to make blank；One moulding press, it is used for
Make molding preformed product.
Preferably, described preprocessing structure is connected by a reversal valve with the injection machine body, it is described by switching
Reversal valve come change it is described injection melt flow direction, realize it is described injection melt penetrate conversion in the preprocessing structure and the storage
Flow direction switching between structure.
Preferably, the rotating speed of second extruder is less than the rotating speed of first extruder.
Preferably, the rotating speed of second extruder is higher than the rotating speed of first extruder.
Preferably, being provided with one first material entrance on first extruder, the first material entrance is used to deliver pellet
Material.
Preferably, described preprocessing structure also includes a transfer device, it is used for the blank and the molding is pre-
Shaped article is moved in subsequent structural.
Preferably, described injection machine, which also includes a storage, penetrates transformational structure, transformational structure is penetrated in the storage to be included：Lock is penetrated in one storage
Valve, for changing the injection melt flow direction；
Gate valve is penetrated in the storage to be included：Gate valve seat is penetrated in one storage, is provided with first passage and second channel, described first
Passage and the second channel are to the injection melt that circulates, and the first passage penetrates gate valve seat through the storage；
Valve core for gate valve is penetrated in one storage, and it is located at the storage and penetrated inside gate valve seat, the circulation to change the injection melt
State；
Valve core for gate valve is penetrated in the storage to be included：Doubled via and three through holes, the doubled via can penetrate gate valve valve with the storage
The switching of conducting state and nonconducting state is realized in the movement of core, in conducting state, and the doubled via is to by the injection
Melt, which introduces and flows out the storage, penetrates gate valve；
The switchings of threeway state and two logical states are realized in the movement that three through hole can penetrate valve core for gate valve with the storage,
In two logical states, three through hole realizes that the conducting that valve core for gate valve penetrates gate valve seat with the storage is penetrated in the storage, in threeway shape
During state, increase receives the entrance of the injection melt.
The beneficial effects of the utility model are compared with the prior art：1st, can be real by setting the preprocessing structure
Integrated machine-shaping now is carried out to the injecting products of labyrinth form, solved under regular situation, labyrinth form
Injecting products need in batches, the trouble processed and transported on different devices, it is to avoid distinct device is different because of formula rate,
The inconsistent adverse consequences of the product structure intensity that causes；Substantially increase the effect of the processing to the injecting products of labyrinth form
Rate；2nd, when the injection melt continual outflow from the compounding structure, if only being injected and non-
Injection stage carries out storing the two steps, certainly will greatly reduce production efficiency, this set injection machine is not influenceing injection process
On the premise of, the preprocessing construction unit is introduced, normal injecting step is on the one hand carried out, the same time has been carried out to note again
The preprocessing of molding product, realizes molding, is molded progress simultaneously, substantially increase utilization rate of the equipment to the time；Solve routine
Equipment is compounded when producing, it is necessary to which different compounding structures are respectively adopted, then the equipment utilization for being molded and being molded respectively
The problem of rate is low, and be compounded by same set of compounding structure, situation about being processed respectively relative to molding, injection is reduced
The use of a set of extruder, reduces equipment cost, it is ensured that the uniformity of formula；3rd, using double extruder structures, specially
Design an extruder to be processed for fibrous material, by fibrous material and pellet material by different extruders come
Be processed, thus to greatest extent ensure fibrous material shearing after length and minimum by high-temperature damage degree；
Compounding structure using double extruder formulas can make product processing technique adjusting range wider, it is possible to achieve different rotating speeds is expired
The melting of sufficient pellet material and fibrous material and the mixing of melting pellet material；When being processed to fibrous material, fiber
The intensity of material in itself predisposes to damage at high temperature, and the length of fiber and its in manufactured goods staggeredly complexity, will
Influence the intensity of its manufactured goods；Reduce fibrous material in compounding process by high temperature injury time, reduction fibrous material with
The temperature born during mixed, is shortened shear time of the fibrous material in compounding process, is increased using specific screw form
The shear pattern in compounding process of fibrous material is so as to length of the increased fiber in manufactured goods.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in each embodiment of the utility model, institute in being described below to embodiment
The accompanying drawing needed to use is briefly described.
Fig. 1 is equipment schematic diagram one of the present utility model；
Fig. 2 is equipment schematic diagram two of the present utility model；
Fig. 3 is equipment schematic diagram three of the present utility model；
Fig. 4 is the schematic diagram of the present utility model for storing up and penetrating structure；
Fig. 5 is the diagrammatic cross-section of buffering accumulator front view of the present utility model；
Fig. 6 is the diagrammatic cross-section of buffering accumulator right view of the present utility model；
Fig. 7 is the diagrammatic cross-section one that gate valve and injection gate valve are penetrated in storage of the present utility model；
Fig. 8 is the diagrammatic cross-section two that gate valve and injection gate valve are penetrated in storage of the present utility model；
Fig. 9 is the diagrammatic cross-section three that gate valve and injection gate valve are penetrated in storage of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, and other technical characteristic above-mentioned to the utility model and advantage are described in more detail.
A kind of injection machine, it is used to process injecting products, especially the complicated injecting products to be processed of structure type is carried out
Molding processing, it includes：Transformational structure, an injection structure, an injection machine matched molds apparatus, a pre-add are penetrated in one compounding structure, a storage
Work structure.
Embodiment 1
Injection machine as described above, the present embodiment is different from part and is, described compounding structure is used for difference
The material to be processed of form is sheared, melted；
The material to be processed includes：Fiber and raw material, the length of the fiber include continuous fiber and chopped fiber, described
Fiber includes carbon fiber；
The compounding structure includes：One motor 23, an extruder 1；The motor 23 is used to provide power to compounding process,
The output shaft of the motor 23 is connected with the input of one speed reducer, the output end of the decelerator and the phase of extruder 1
Even, the extruder 1 is internally provided with a screw arbor assembly, under the drive of the decelerator, and the screw arbor assembly is around axis side
To rotation；The screw arbor assembly includes being made up of at least one screw rod, and at least one helix is provided with the screw rod, works as institute
State material to be processed along the direction that the helix advances move when, set diversified forms helix, various forms of spiral shells
Spin line is combined, and is more conducive to the shearing to the material to be processed；At least two through hole is left on the extruder 1, it is described
Through hole includes the first feed-throughs 8 and the second feed-throughs 10, and first feed-throughs 8 are used to put into the raw material, described
Second feed-throughs 10 are used to connect fiber feeding device 7 and put into fibrous material, and the second charging is logical described in wherein at least one
Hole 10 is located at the downstream position of first feed-throughs 8；
The motor 23 drives the decelerator to operate as PTO, and the decelerator slows down through internal structure
Increase and drive the screw arbor assembly to be rotated along respective axis around identical direction after square, the screw arbor assembly cuts the raw material naturally
Cut, and melted in the presence of a heating devices heat；The fibrous material is formed under the shear action of the screw arbor assembly
Fiber fragment, the formula materials of the fiber fragment and molten condition are mixed into injection melt, and the injection melt is in the spiral shell
Under the thrust that bar is produced when rotating, downstream units are admitted to together.By the continuous fiber from relative to the decelerator
Remote location add, so as to reduce shearing and the melting time of the continuous fiber, it is ensured that the fiber fragment has enough
Length.
The fibrous material and the raw material are separately put into the compounding structure, and the input position of the fibrous material
Setting in the downstream of the input position of the raw material, the shearing to the fibrous material and heat time can be reduced, it is to avoid excessive
Shred and melt cause fibrous material intensity be destroyed so that the fibrous material shearing after formation fiber fragment
Length is longer, and the fiber fragment accounting more than 5mm is more, and then makes the finished parts after injection molding in tensile strength and shock resistance
In intensity, than continuous fiber heating and the longer mode of production of shear time, there is bigger lifting.
Embodiment 2
Injection machine as described above, the present embodiment is different from part and is, as shown in figure 1, Change-over knot is penetrated in the storage
Structure penetrates oil hydraulic cylinder, a storage including an accumulator 3, one storage and penetrates gate valve 12；
It is continuous feeding state during due to the compounding arrangement works, can continuously extrudes the injection melt, and
Injection structure is to have one section of injection and dwell time in service intermittent state, each molding cycle.So it is continuous to need
The injection melt that not cut-off comes sets an interim storage space, to meet the injection melt endlessly from institute
Compounding structure supply is stated when coming, can constantly flow, be unlikely to occluding device, so as to realize the continuous confession of the compounding structure
Material, improves production efficiency；The buffering accumulator 3 is used to set an interim storage space for the injection melt, described slow
Rush outside accumulator 3 and be additionally provided with heater, for the injection melt continuous heating, protecting the injection melt moment
Hold molten condition.
The storage penetrate oil hydraulic cylinder be used for be the buffering accumulator 3 offer power, the storage penetrates oil hydraulic cylinder in the buffering
The both sides of accumulator 3 are symmetrically arranged with two oil hydraulic cylinder cylinder bodies, using the symmetrically arranged form of double oil hydraulic cylinders, can reduce equipment high
Degree, makes compact conformation, and symmetrically arranged storage piston rod uniform force, and structure is more stablized, reduce the storage penetrate oil hydraulic cylinder and
It is described buffering accumulator because discontinuity and caused by use abrasion, increase the service life.
Gate valve 12 is penetrated in the storage to be used to realize switching of the injection melt in storing state and shot phase, when the note
Modeling melt flows into the injection structure, and the storage penetrates gate valve 12 by the passage between the compounding structure and the injection structure
Conducting, while store up the channel conductive penetrated between transformational structure and the injection structure by described so that the injection melt from
The buffering accumulator 3 flows to injection tube 2 simultaneously with the extruder 1；Change-over knot is penetrated when the injection melt flows into the storage
During structure, the storage is penetrated gate valve 12 and moved, and the passage that the compounding structure and the storage are penetrated between transformational structure is turned on, so that institute
State injection melt to flow into inside the buffering accumulator 3 in the presence of oil hydraulic cylinder is penetrated in the storage, now flow to the logical of injection tube 2
Road is cut off；
After the injection tube 2 is full of by the injection melt, then it is filled with inside the buffering accumulator 3, carries out upwards
Interim storing；If the injection structure injection is finished, the injection melt that the compounding structure conveying comes flows into the injection tube 2
In, at the same time, the injection melt of the buffering storage inside of accumulator 3 is same under the pressurization stored up and penetrate oil hydraulic cylinder
Flow into the injection tube 2.
The storage penetrates transformational structure and successively sets one temporarily for the injection melt come for the structure that is compounded
Storage space, in the industrial production, considerably increases production efficiency, it is to avoid the infringement that repeatedly starting and stopping is caused to equipment, keeps away simultaneously
Exempt from the waste that the heating repeatedly to the injection melt causes the energy.
Embodiment 3
Injection machine as described above, the present embodiment is different from part and is, the injection structure is used to complete to be molded
The injection process of melt, it includes an injection tube 2, an injection putter and an injection gate valve 14, and the injection tube 2 is used to store one
Quantitative injection melt, after the injection melt for injecting the injection tube 2 reaches set amount, the storage is penetrated gate valve 12 and ended
Under the injection melt flow, the injection putter promotes the injection melt to be released through the injection gate valve 14.
The injection putter is placed in inside the injection tube 2, the injection putter external diameter size and the internal diameter of injection tube 2
It is in the same size and for gap coordinate.
The injection gate valve 14 is opened when being molded, and is closed during storing, prevents during storing melt pressure height to cause melt from penetrating
Nozzle aperture sprays, and influence is molten to be moulded into type.
Embodiment 4
Injection machine as described above, the present embodiment is different from part and is, as shown in figure 1, the injection machine matched moulds
Device 5 is used to mould is fixedly mounted, and described one end of injection machine matched molds apparatus 5 is engaged with the injection structure, to the injection
The injection melt that structure injection comes carries out pressurize and shaping, and the injection machine matched molds apparatus 5 is carried out in the injection structure
During injection, clamping force is provided to the mould, is easy to the injection melt fixed-type.
Embodiment 5
Injection machine as described above, the present embodiment is different from part and is, the injection machine also includes a preprocessing
Structure, it is used to described injection melt carrying out preparatory processing, and described preprocessing structure includes：One die head 18, a cut-out
Device 9, a transfer device, a moulding press 4；
One reversal valve 13 is set on described injection machine, and the reversal valve 13 is located at the described of the compounding structure extrusion
On the downstream passage for being molded melt flow direction, when described injection melt is continual to be flowed out from the compounding structure, by cutting
Change the reversal valve 13 change it is described injection melt flow direction, when the reversal valve 13 by it is described injection melt guide into it is described pre-
When processing structure, the injection melt injects the die head 18, and the injection melt is controlled by adjusting pre-embossed gate valve 11
The flow and volume of the die head 18 are injected, when injecting a certain amount of injection melt in the die head 18, pre- mould is cut off
Gate valve 11 is pressed, stops the injection injection melt, the injection melt carries out preliminary shaping in the die head 18, forms base
Material 17, and the blank 17 is cut into by blank independent one by one by shearing device 9.
The blank 17 is transferred to by the moulding press 4 by the transfer device, by the base in the moulding press 4
Material 17 is pressed into molding preformed product 15, and then the molding preformed product 15 is transferred in injection machine matched molds apparatus 5；
Described one end of injection machine matched molds apparatus 5 is connected with the injection mechanism, when the molding preformed product 15 is placed in the injection
During machine 5 inside of mold closing mechanism, the injection melt injects the injection machine matched molds apparatus 5 via the injection mechanism, so that right
The molding preformed product 15 carries out post forming；
The transfer device can include conveyer belt 6, manipulator 1, the mechanism such as manipulator 2 20；
By setting the preprocessing structure, the injecting products progress integration to labyrinth form can be achieved and is processed into
Type, is solved under regular situation, and the injecting products of labyrinth form need in batches, process and transport on different devices
Trouble, it is to avoid distinct device is different because of formula rate, the inconsistent adverse consequences of the product structure intensity caused；Greatly improve
To the processing efficiency of the injecting products of labyrinth form；
Described preprocessing structure setting is penetrated on the passage between transformational structure in the compounding structure and the storage；It is described
Preprocessing structure may also set up penetrates between transformational structure and the injection structure in the storage；
The preprocessing structure is adjusted by the reversal valve 13, and the injection melt can be achieved in the preprocessing knot
The flow direction switching that structure and the storage are penetrated between transformational structure, melt continual stream from the compounding structure is molded when described
When going out, if only being injected and carrying out storing the two steps in the non-injection stage, production effect certainly will be greatly reduced
Rate, this set injection machine introduces the preprocessing construction unit on the premise of injection process is not influenceed, and on the one hand carries out normal
Injecting step, the same time has carried out the preprocessing to injecting products again, realizes molding, is molded progress simultaneously, substantially increases
Utilization rate of the equipment to the time；It is compounded when solving conventional equipment production, it is necessary to which different compounding structures are respectively adopted, then
The problem of utilization rate of equipment and installations for being molded and being molded respectively is low, and be compounded by same set of compounding structure, relative to
The situation that molding, injection are processed respectively, reduces the use of a set of extruder, reduces equipment cost, it is ensured that the one of formula
Cause property；And the demand that the set injection machine is produced available for the injecting products to labyrinth form.
Embodiment 6
Injection machine as described above, the present embodiment is different from part and is, the reversal valve 13 is a triple valve, when
When the reversal valve 13 is closed, flow to the pre-embossed gate valve 11 and described store up is penetrated the passage of gate valve 12 and all closed, when described
When reversal valve 13 is opened, flow to pre-embossed gate valve 11 and storage is penetrated the passage of gate valve 12 and all opened together.It is described under normal circumstances
Reversal valve 13 is in open mode.The pre-embossed gate valve 11 and the storage are penetrated gate valve 12 and interlocked, and one is opened then another pass
Close.So as to the switching penetrated by the pre-embossed gate valve 11 and the storage between gate valve 12, to realize to the preprocessing structure
With the selectively unlocking of the injection structure.
Embodiment 7
Injection machine as described in Example 5, the present embodiment is different from part and is, the preprocessing structure is produced to injection
Product are carried out after preprocessing, are no longer transferred to by the transfer device inside the injection machine matched molds apparatus 5, but send into other
Equipment carries out following process.
Embodiment 8
Injection machine as described in Example 5, the present embodiment is different from part and is, the need for structure type, institute
When stating injection machine injecting products being processed, injecting products are carried out with preprocessing without the preprocessing structure, and directly by
The injection machine matched molds apparatus 5 carries out one-shot forming.
Embodiment 9
Injection machine as described above, the present embodiment is different from part and is, as shown in Fig. 2
The injection machine is using pair structure type of the compounding structure of extruder formulas, and one first motor 29 drives one first to squeeze
Go out and one first material entrance 26 is provided with machine 24, first extruder 24, the first material entrance 26 is used for throwing raw materials；One
Second motor 28 drives and is provided with one second material entrance 27, described second on one second extruder 25, second extruder 25
Material entrance 27 is used to deliver fibrous material；Second extruder 25 is located at the downstream position of the first extruder 24, described the
One extruder 24 is only used for fused raw material, is squeezed after flowing into described second via first extruder 24 again after the raw materials melt
Go out machine 25, second extruder 25 is used for fibrous material described in shear melting；The spiro rod length of second extruder 25 is short
In first extruder 24, the heating-up temperature of second extruder 25 is not higher than first extruder 24；Described second
Extruder 25 is driven from first extruder 24 using different drive mechanisms, so as to realize different rotating speeds；It is described
Drive mechanism includes fluid motor, motor, air motor.The rotating speed of second extruder 25 is less than first extruder 24
Rotating speed, so as to reduce the shearing number of times to the fibrous material, the length for making fibrous material retain in shaped article is longer.
It is provided with second extruder on a feed well, first extruder and a pipeline, the feed well is set
It is corresponding with the pipeline location, the raw material after shear melting is flowed into second extruder by first extruder.Remove
Beyond this, it can also be connected between second extruder and first extruder in the form of a conductive channel is connected.
Especially when being processed to carbon fibre material, the intensity of carbon fibre material in itself predisposes to damage at high temperature, and
The length of carbon fiber and its in manufactured goods staggeredly complexity, will influence its manufactured goods intensity.Asked to solve this
Topic, reduces carbon fibre material time by high temperature injury in compounding process, and reduction carbon fibre material is born in compounding process
Temperature, shorten shear time of the carbon fibre material in compounding process, using specific screw form increased fiber material
Shear pattern in compounding process, so as to length of the increased fiber in manufactured goods, is particularly important；In the present embodiment, specially
Door designs an extruder to be processed for fibrous material, and fibrous material and raw material are entered by different extruders
Row working process, thus to greatest extent ensure fibrous material shearing after length and minimum by high-temperature damage degree.Adopt
With the compounding structure of double extruder formulas product processing technique adjusting range can be made wider, it is possible to achieve different rotating speeds is met
The melting of raw material and the mixing of fibrous material and fused raw material.
Embodiment 10
Injection machine as described above, the present embodiment is different from part and is, the injection machine uses many extruder phases
The structure type of the compounding structure of formula, described multiple extruder fit forms can be：Multistage laddering fit form,
Corresponding feeding mouth is provided with i.e. every grade extruder, different materials, the rotating speed of each extruder, length are delivered as needed
Degree, heating-up temperature are differed, and the injection melt per one-level flows directly into next stage extruder；
Described multiple extruder fit forms can also be：The first order designs two or more extruders, the level
The rotating speed of each extruder, length, heating-up temperature differ, and the mach injection melt of first order extrusion is equal
Conflux into rear stage extruder；
Described multiple extruder fit forms can also be：The first order designs an extruder, and the extrusion is mach
Injection melt separately flows into multiple rear stage extruders, the rotating speed of each extruder of the rear stage extruder, length, heating
Temperature is differed；
Changed by the combination of the diversified forms of the extruder, to meet to different material, the conjunction of different process requirements
Reason configuration.
Embodiment 11
Injection machine as described above, the present embodiment is different from part and is, as shown in figure 3, described injection machine is same
When include the compounding structure of double extruder formulas described in the preprocessing structure and embodiment 6 described in embodiment 5；
The compounding structure of described double extruder formulas is using specific screw form increased fiber material in compounding process
In shear pattern so as to length of the increased fiber in manufactured goods, fibrous material can be reduced and damaged in compounding process by high temperature
Harmful time, the temperature that reduction fibrous material is born in compounding process, when shortening shearing of the fibrous material in compounding process
Between, design an extruder to be processed exclusively for fibrous material, fibrous material and raw material are passed through into different extrusions
Machine is processed, thus ensure to greatest extent the length after fibrous material shearing and minimum by high-temperature damage journey
Degree.Compounding structure using double extruder formulas can make product processing technique adjusting range wider, it is possible to achieve different rotating speeds
To meet the melting of raw material and the mixing of fibrous material and fused raw material.
By setting the preprocessing structure, the injecting products progress integration to labyrinth form can be achieved and is processed into
Type, is solved under regular situation, and the injecting products of labyrinth form need in batches, process and transport on different devices
Trouble, it is to avoid distinct device is different because of formula rate, the inconsistent adverse consequences of the product structure intensity caused；Greatly improve
To the processing efficiency of the injecting products of labyrinth form；Injection process is not being influenceed to the injection fluid flow demand
Under the premise of, the preprocessing construction unit is introduced, normal injecting step is on the one hand carried out, the same time has been carried out to injection again
The preprocessing of product, realizes molding, is molded progress simultaneously, substantially increase utilization rate of the equipment to the time；Solve conventional set
It is compounded during standby production, it is necessary to which different compounding structures are respectively adopted, then the utilization rate of equipment and installations for being molded and being molded respectively
Low the problem of；And be compounded by same set of compounding structure, the use of a set of extruder is reduced, equipment cost is reduced,
It ensure that the uniformity of formula；And the demand that the set injection machine is produced available for the injecting products to labyrinth form.
Embodiment 12
Injection machine as described above, the present embodiment is different from part and is that the outlet end position of the extruder 1 is set
Pressure sensor 21 is equipped with, the pressure sensor 21 is used for the pressure for detecting the injection melt flowed out from the extruder
It is worth, and pressure value is changed into electric signal and spread out of to a control unit 22, described control unit 22 is pre- by the pressure signal and one
Definite value is compared, and such as pressure exceedes setting value, then motor 23 will be stopped, so that extruder 1 is out of service, it is to avoid note
The hypertonia that modeling melt is continued to flow out and caused, plays a part of safeguard protection.
The raw material includes：Polyamide, polyolefin, thermoplastic polyester, makrolon, high performance engineering plastics or other are logical
With resin, polyether-ether-ketone, polyphenylene sulfide, Noryl or PEI, polyvinyl chloride, acrylonitrile-butadiene-styrene (ABS)
Copolymer, polystyrene or high impact polystyrene.
Embodiment 13
Injection machine as described above, the present embodiment is different from part and is, as shown in figure 4, Change-over knot is penetrated in the storage
Structure include one buffering accumulator 41, one storage penetrate oil hydraulic cylinder 42, a storage penetrate gate valve 43, a storage penetrate gate valve oil cylinder 44, a passage 45,
The one injection injection gate valve of gate valve 46, one oil cylinder 47.
As shown in figure 5, the buffering accumulator 41 includes accumulator cylinder body 411, storing cylinder plug 412；The accumulator
The inside of cylinder body 411 is hollow-core construction, and the storing cylinder plug 412 is placed in inside the accumulator cylinder body 411, the accumulator post
Fill in 412 external diameter sizes and the internal diameter of accumulator cylinder body 411 in the same size and coordinate for gap；As shown in fig. 6, the accumulator
The flash groove 4111 of one annular is set in the top inner wall of cylinder body 411, and the outside of flash groove 4111 sets an overflow pipe 4112, institute
State flash groove 4111 be used for collect gap between the storing cylinder plug 412 and the inwall of accumulator cylinder body 411 at it is excessive
The injection melt gone out, and discharged via the overflow pipe 4112, fall into garbage collection groove, prevent from overflowing material arbitrarily drippage, do
Dirty equipment；Heater is additionally provided with outside the buffering accumulator 41, for the injection melt continuous heating, making described
The injection melt moment is kept molten by.
As shown in figure 5, the storage, which is penetrated, is provided with oil hydraulic cylinder cylinder body 421, storage piston rod 422 and connecting plate on oil hydraulic cylinder 42
423；The end of storing cylinder plug 412 is connected with penetrating the connecting plate 423 at the top of oil hydraulic cylinder 42 positioned at the storage, and connecting portion
Positioned at the center of the connecting plate 423；The storage is penetrated oil hydraulic cylinder 42 and is symmetrically arranged with buffering accumulator 41 both sides
Two oil hydraulic cylinder cylinder bodies 421, the two each storage of clamping one piston rods 422 of oil hydraulic cylinder cylinder interior, store up piston rod 422 described in two
End is fixedly connected with the connecting plate 423 respectively, and connecting portion is located at the storing cylinder plug 412 and the connecting plate
The symmetrical both sides of 423 link positions；Using the symmetrically arranged form of double oil hydraulic cylinders, device height can be reduced, makes structure tight
Gather, and it is symmetrically arranged storage piston rod uniform force, structure more stablize, reduce it is described storage penetrate oil hydraulic cylinder and the buffering storing
Cylinder because discontinuity and caused by use abrasion, increase the service life.
A position-measurement device is connected on one of oil hydraulic cylinder cylinder body 421, for showing the storing cylinder plug 412
Jack-up height；The position-measurement device can also connect a sensor, the jack-up of storing cylinder plug 412 described in real-time remote monitoring
Highly；The storage, which is penetrated, can also connect a remote location measurement apparatus on oil hydraulic cylinder, the remote location measurement apparatus is used for real-time
Remotely monitor the storing amount of the buffering accumulator.
As shown in fig. 6, storage penetrates gate valve 43 and penetrates gate valve seat 431, a storage including a storage and penetrates valve core for gate valve 432；The storage is penetrated
First passage 4311 and second channel 4312, the first passage 4311 and second channel 4312 are provided with gate valve seat 431
Top is connected with the inner space of accumulator cylinder body 411；The storage, which is penetrated, is provided with doubled via 4321 on valve core for gate valve 432
With three through holes 4322, as shown in Figure 7, Figure 8, the doubled via 4321 can penetrate the mobile reality of valve core for gate valve 432 with the storage
The switching of existing conducting state and nonconducting state, in conducting state, the doubled via 4321 is the injection melt to be drawn
Enter the passage 45；Three through hole 4322 can with it is described store up penetrate valve core for gate valve 432 movement realize threeway state with
The switching of two logical states, in two logical states, three through hole 4322 realizes that the storage penetrates valve core for gate valve 432 and penetrates lock with the storage
The conducting of valve base 431, the top of three through hole 4322 is penetrated the second channel 4312 set on gate valve seat 431 with the storage and led
Logical, bottom is turned on the passage 45；In threeway state, increase receives the entrance of the injection melt；Three through hole
4322 one end are connected with the port of driving valve 35 in the compounding structure, and top is penetrated with the storage and set on gate valve seat 431
The first passage 4311 put is turned on, and bottom is turned on the passage 45.Gate valve is penetrated using the storage of this kind of form, makes the buffering
Accumulator 41 is turned on the moment of passage 45, because injection melt has certain toughness, using two passages and institute
State buffering accumulator 41 and connect and the buffering accumulator 41 is virtually divided into two parts, during storing state, make the injection molten
Body is flowed into from first passage 4311, and virgin material majority occupy the top of first passage 4311, during non-storing state, makes the injection melt
Flowed out from second channel 4312, now old material majority is flowed down from second channel 4312, so as to reduce the old material in buffering accumulator
Overstock.
As shown in fig. 6, the storage is penetrated, gate valve oil cylinder 44 penetrates gate valve cylinder block 441 including storage and gate valve cylinder putter is penetrated in storage
442, the storage penetrates gate valve cylinder putter 442 and penetrates valve core for gate valve 432 with the storage and be connected, and described store up of drive penetrates valve core for gate valve 432
It is mobile, carry out conducting state switching.
The injection gate valve 46 includes injection gate valve seat 461 and injection valve core for gate valve 462；When the injection valve core for gate valve
462 be located at position as shown in Figure 7 when, the injection gate valve 46 is closed, and the passage being attached thereto is not turned on, when the injection lock
When valve core 462 is located at position as shown in Figure 9, the injection gate valve 46 is opened, and top is turned on the passage 45, bottom
Turned on injection structure.
The injection gate valve oil cylinder 47 includes injection gate valve cylinder block 471 and injection gate valve cylinder putter 472, the note
Penetrate gate valve cylinder putter 472 with the injection valve core for gate valve 462 to be connected, drive the injection valve core for gate valve 462 to move, realize institute
State the open and close of injection gate valve 46.
The storage is penetrated on gate valve 43, the passage 45 and the injection gate valve 46 and is also respectively provided with least one heating
Device, for the injection melt continuous heating, being kept molten by the injection melt moment.
The storage penetrates gate valve 43 with being also respectively provided with temperature-sensing element on the injection gate valve 46, for monitoring in real time
Temperature conditions in pipeline.
The storage is penetrated on gate valve cylinder block 441 and the injection gate valve cylinder block 471 and is respectively arranged with cooling water pipe
Road, for being cooled down to cylinder body, it is to avoid temperature is too high to cause sealed ring deformation, occurs oil leakage phenomenon, and scald operator
Member.
The storage, which is penetrated, is additionally provided with protective cover outside transformational structure, cause to scald for preventing operating personnel from surprisingly touching.
It is continuous feeding state during due to the compounding arrangement works, can continuously extrudes the injection melt, and
Injection structure is service intermittent state, and after often injecting once, mould can all have one section of dwell time.So need for it is continuous not
The injection melt that cut-off comes sets an interim storage space.Transformational structure is penetrated when the injection melt flows into the storage
When, if the injection structure charge is finished, the injection gate valve 46 is closed under the drive of the injection gate valve oil cylinder 47, together
When, the storage penetrates gate valve 43 and is moved to position as shown in Figure 8 in the drive that gate valve oil cylinder 44 is penetrated in the storage, and the injection is melted
After the passage 45 is full of by body, then it is filled with upwards via the first passage 4311 inside the buffering accumulator 41,
Carry out interim storing；If the injection structure injection and pressurize are finished, the injection gate valve 46 is in the injection gate valve oil cylinder
Opened under 47 drive, meanwhile, the storage is penetrated gate valve 43 and is moved to as shown in Figure 7 in the drive that gate valve oil cylinder 44 is penetrated in the storage
Position, the injection melt that compounding structure conveying comes is flowed into the passage 45 via the doubled via 4321, with this
Meanwhile, the injection melt of the buffering storage inside of accumulator 41 is penetrated under the pressurization of oil hydraulic cylinder 42 in described store up, via the
Two passages 4312 and three through holes 4322 are flowed into the passage 45.In actual production process, once cache storing and terminate, institute
State injection melt to flow out from the buffering accumulator 41, but because the injection melt viscosity is larger, have described in fraction
Melt is molded in the buffering internal residual of accumulator 41, when the new injection melt from the first passage 4311 is filled with institute
When stating buffering accumulator 41, the injection melt of residual will have part to be pressed against the top of second channel 4312, work as caching
At the end of storing, the injection melt of part residual flows out via second channel 4312, so circulation, the outmoded note of residual
Melt is moulded by by new injection melt replacement, the injection melt is passed in and out by being exchanged in two valve roads, reduces old material and exist
It is described to store up the residence time penetrated in transformational structure.
The storage penetrates transformational structure and successively sets one temporarily for the injection melt come for the structure that is compounded
Storage space, in the industrial production, considerably increases production efficiency, it is to avoid the infringement that repeatedly starting and stopping is caused to equipment, keeps away simultaneously
Exempt from the waste that the heating repeatedly to the injection melt causes the energy.
Preferred embodiment of the present utility model is the foregoing is only, is merely illustrative for the utility model, and
It is nonrestrictive.Those skilled in the art understanding, can be to it in the spirit and scope that the utility model claim is limited
Many changes are carried out, are changed, in addition it is equivalent, but fall within protection domain of the present utility model.
Claims (7)
1. a kind of injection machine, it is used to process injecting products, including an injection machine body, and the injection machine body is used to carry out into
Pattern pressure, it is characterised in that also include：One compounding structure, the compounding structure includes one first extruder and one second extrusion
Machine, second extruder is located at the downstream position of first extruder；One first material is provided with first extruder
Entrance, the first material entrance is used for throwing raw materials；One second material entrance, second material are provided with second extruder
Entrance is used to deliver fibrous material, is sheared and heated making the fibrous material since the second material entry position；
Second extruder is driven from first extruder by the different drive mechanism of rotating speed；It is pre- that described injection machine also includes one
Structure is processed, it is used to injecting products to be processed carrying out just one-step forming；Described preprocessing structure includes：One die head, it is used
In making blank；One moulding press, it is used to make molding preformed product.
2. injection machine as claimed in claim 1, it is characterised in that described preprocessing structure passes through a reversal valve and the note
Molding machine body is connected, and changes the flow direction of the injection melt by switching the reversal valve, realizes the injection melt in institute
State the flow direction switching that preprocessing structure and a storage are penetrated between transformational structure.
3. injection machine as claimed in claim 1, it is characterised in that the rotating speed of second extruder is less than the described first extrusion
The rotating speed of machine.
4. injection machine as claimed in claim 1, it is characterised in that the rotating speed of second extruder is higher than the described first extrusion
The rotating speed of machine.
5. the injection machine as described in claim 3 or 4, it is characterised in that second extruder and first extruder it
Between connect a conductive channel, second extruder is flowed into by first extruder for the raw material after shear melting.
6. injection machine as claimed in claim 1 or 2, it is characterised in that described preprocessing structure also includes a transfer device,
It is used to the blank and the molding preformed product being moved in subsequent structural.
7. injection machine as claimed in claim 2, it is characterised in that described injection machine also includes the storage and penetrates transformational structure,
Transformational structure is penetrated in the storage to be included：Gate valve is penetrated in one storage, for changing the injection melt flow direction；
Gate valve is penetrated in the storage to be included：Gate valve seat is penetrated in one storage, is provided with first passage and second channel, the first passage
With the second channel to the injection melt that circulates, the first passage penetrates gate valve seat through the storage；
Valve core for gate valve is penetrated in one storage, and it is located at the storage and penetrated inside gate valve seat, the circulation status to change the injection melt；
Valve core for gate valve is penetrated in the storage to be included：Doubled via and three through holes, the doubled via can penetrate valve core for gate valve with the storage
The mobile switching for realizing conducting state and nonconducting state, in conducting state, the doubled via is to by the injection melt
Introduce and flow out the storage and penetrate gate valve；
The switchings of threeway state and two logical states are realized in the movement that three through hole can penetrate valve core for gate valve with the storage, two
During logical state, three through hole realizes that the conducting that valve core for gate valve penetrates gate valve seat with the storage is penetrated in the storage, in threeway state,
Increase receives the entrance of the injection melt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620798400.6U CN206357540U (en) | 2016-07-25 | 2016-07-25 | A kind of injection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620798400.6U CN206357540U (en) | 2016-07-25 | 2016-07-25 | A kind of injection machine |
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| Publication Number | Publication Date |
|---|---|
| CN206357540U true CN206357540U (en) | 2017-07-28 |
Family
ID=59369393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620798400.6U Active CN206357540U (en) | 2016-07-25 | 2016-07-25 | A kind of injection machine |
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| Country | Link |
|---|---|
| CN (1) | CN206357540U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042322A (en) * | 2016-07-25 | 2016-10-26 | 宁波伯乐智能装备有限公司 | Injection molding machine with double-rotating-speed extruder |
| CN106064441A (en) * | 2016-07-25 | 2016-11-02 | 宁波伯乐智能装备有限公司 | Injection molding machine |
| CN113561418A (en) * | 2021-07-07 | 2021-10-29 | 盐城市材炅汽车配件有限公司 | Automotive interior plaque injection molding machine with rapid cooling |
-
2016
- 2016-07-25 CN CN201620798400.6U patent/CN206357540U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042322A (en) * | 2016-07-25 | 2016-10-26 | 宁波伯乐智能装备有限公司 | Injection molding machine with double-rotating-speed extruder |
| CN106064441A (en) * | 2016-07-25 | 2016-11-02 | 宁波伯乐智能装备有限公司 | Injection molding machine |
| CN106042322B (en) * | 2016-07-25 | 2019-02-15 | 宁波双马机械工业有限公司 | A kind of injection molding machine with double revolving speed extruders |
| CN106064441B (en) * | 2016-07-25 | 2019-02-15 | 宁波双马机械工业有限公司 | Injection molding machine |
| CN113561418A (en) * | 2021-07-07 | 2021-10-29 | 盐城市材炅汽车配件有限公司 | Automotive interior plaque injection molding machine with rapid cooling |
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Address after: 337099 Qingyuan Industrial Park, Anyuan Industrial Park, Anyuan District, Pingxiang City, Jiangxi Province Patentee after: Bole Intelligent Equipment Co.,Ltd. Address before: 315821 Jiangnan export processing trade zone, Beilun District, Ningbo City, Zhejiang Province Patentee before: Bole Intelligent Equipment Co.,Ltd. Address after: 315821 Jiangnan export processing trade zone, Beilun District, Ningbo City, Zhejiang Province Patentee after: Bole Intelligent Equipment Co.,Ltd. Address before: 315821 No. 99, Weisan Road, Xiaogang street, Beilun District, Ningbo City, Zhejiang Province Patentee before: NINGBO SHUANGMA MACHINERY INDUSTRY Co.,Ltd. |