CN203019661U - Rolling molding device - Google Patents

Abstract

The utility model discloses a rolling molding device. The device comprises a rack, wherein the rack is orderly provided with a rolling roller group, a slow cooling guide roller group and a trimming roller group, the rolling roller group is used for carrying out traction and step-by-step extrusion molding on a strip-shaped thermoplastic composite material which is sent out from an extrusion device, the slow cooling guide roller group is used for further molding, the trimming roller group is used for trimming the edge of the strip-shaped thermoplastic composite material, the rolling roller group, the slow cooling guide roller group and the trimming roller group are linearly distributed, and the rolling molding device further comprises a position adjusting mechanism which is used for adjusting the relative positions of the rolling roller group, the slow cooling guide roller group and the trimming roller group to an extrusion mold. The rolling molding device for the strip-shaped thermoplastic composite material provided by the utility model can achieve the continuous and precise molding of the strip-shaped thermoplastic composite material.

Description

The roll extrusion shaping equipment

Technical field

The utility model relates to a kind of shaping equipment, relates in particular to a kind of roll extrusion shaping equipment.

Background technology

In bar shaped thermoplastic joint product and helix thermoplastic joint product manufacture process, need to be with the compound thermoplastic composite that becomes bar shaped between plastics and reinforcing profile, the bar shaped thermoplastic composite can be made the thermoplastic joint product of bar shaped after typing, perhaps make the thermoplastic joint product of helix by spiral welded after typing, bar shaped thermoplastic composite after compound is in soft state, need to carry out apparent size and the shape that heat treatment obtains wanting to it.

Existing strip quantity-produced thermoplastic composite adopts negative pressure shaping usually, namely by vacuum suction, profile and the stock mould of the thermoplastic material of melt shape are adjacent to, and make its cooling curing to bearing follow-up tractive force, can keep again the degree of its apparent size and shape.The frictional resistance that its vacuum plant cost is high, energy consumption is large, form because of vacuum suction has limited the raising of speed of production.When complicated and Unit Weight was larger when the thermoplastic shape of product, that this shaping equipment also exists was too small because of the traction lifting surface area, the coefficient of friction of draw-gear and product surface is limited so that the tractive force deficiency can't the quantity-produced problem.

The utility model content

The technical problems to be solved in the utility model is, for the defective of prior art, provide a kind of and can make the bar shaped thermoplastic composite roll extrusion shaping equipment that the bar shaped thermoplastic composite is finalized the design continuously and finalized the design accurately, production efficiency is high, energy consumption is low, production cost is low.

the technical scheme that its technical problem that solves the utility model adopts is: a kind of roll extrusion shaping equipment, comprise frame, set gradually on described frame and be useful on the seaming roll group that the bar shaped thermoplastic composite of sending is extruded to shape step by step from pressurizing unit, the slow cooling guide roller group of further finalizing the design, the trimming roller group that the edge of bar shaped thermoplastic composite is repaired, described seaming roll group, slow cooling guide roller group, trimming roller group straight line is arranged, described roll extrusion shaping equipment also comprises be used to adjusting described seaming roll group, slow cooling guide roller group, the position adjusting mechanism of trimming roller group and extrusion die relative position, and the controlling organization of controlling the action of seaming roll group and preorder device.

Described seaming roll group comprises in pairs driven roller and the hold-down roller that turns, be used for driving the driven roller driving mechanism that described driven roller rotates, the hold-down roller guiding mechanism for spacing between adjustment hold-down roller and driven roller that is connected with hold-down roller.

Described driven roller and hold-down roller spaced and parallel on frame is arranged at least two pairs, and all driven rollers and hold-down roller setting position satisfy: the bar shaped thermoplastic composite of driven rolls and hold-down roller extruding is continuous rectilinear motion.

Described driven roller and compression roll shaft have be used to the Cooling Holes that passes into temperature adjustment liquid, and outlet and the entrance of described Cooling Holes are respectively arranged with swivel joint, and described swivel joint connects temperature adjustment liquid cycling mechanism.

Described driven roller and compress roll shaft all comprises respectively the spindle nose that roller shell, roller shell two ends arrange and the hollow that arranges in the roller shell central chuck; Described roller shell is fixedly connected with the shaft head seal at two ends; Leave the gap between described central chuck outside wall surface and roller shell internal face, described spindle nose, central chuck are provided with respectively liquid vertically by the hole, have the liquid manhole appendix on described central chuck wall; The spindle nose that roller shell two ends arrange connects temperature adjustment liquid cycling mechanism.

The roll surface of described driven roller, hold-down roller is smooth, and perhaps the roll surface of described driven roller, hold-down roller is provided with the embossing part that carries out embossing for to bar shaped thermoplastic composite surface.

The roll surface of described driven roller, hold-down roller is provided with the groove for accommodating bar shaped thermoplastic composite projection, and described groove shapes and position coordinate with bar shaped thermoplastic composite shape and structure.

Described driven roller driving mechanism is the governing drive mechanism of realizing driven roller stepless speed regulation.

Described slow cooling guide roller is rented the guide roller that comprises that at least two spaced and parallel arrange, and described guide roller is arranged on below the bar shaped thermoplastic composite, and the roll surface peak of all guide rollers flushes.

Described trimming roller group comprises the trimming roller guiding mechanism of spacing between trimming roller, lower trimming roller, the trimming roller driving mechanism that drives respectively upper trimming roller and lower trimming roller, the upper trimming roller of adjustments and lower trimming roller, detachably is provided with on described upper trimming roller or time trimming roller for the cutting knife that excises limit more than the bar shaped thermoplastic composite.

Described position adjusting mechanism is arranged on frame lower, and position adjusting mechanism comprises elevating mechanism, the vertical guiding mechanism of adjusting the frame lengthwise position of adjusting bracket height and the transverse adjusting mechanism of adjusting the frame lateral attitude.

Also be provided with auxiliary cooling and shaping mechanism on described frame, described auxiliary cooling and shaping mechanism corresponding slow cooling guide roller group arranges, and described auxiliary cooling and shaping mechanism comprises at least a in air-cooling moulding mechanism, water-bath shaping mechanism, spray sizing mechanism, spray shaping mechanism.

Described controlling organization is included in the thickness measurement sensor for detection of bar shaped thermoplastic composite thickness, the temperature sensor for detection of seaming roll group surface temperature, the controller that arranges on frame, described controller is connected with thickness measurement sensor, temperature sensor, seaming roll group, extrusion device, pay-off, and controls seaming roll group, extrusion device, pay-off action.

Also can arrange by the print roller group after described trimming roller group, described print roller group has the pattern and character of decoration, mark or advertising results at the surface printing of bar shaped thermoplastic composite, and can be after printing to bar shaped thermoplastic composite surface carrying out overlay film.

Adopt in the utility model and set gradually seaming roll group, slow cooling guide roller group on frame, the bar shaped thermoplastic composite is finalized the design step by step, wherein roll extrusion setting roll group has been eliminated existing vacuum suction shaping equipment to the frictional resistance of product, be applicable to continuous production complex-shaped and the bar shaped thermoplastic composite that Unit Weight is larger, and can reduce production costs and energy consumption, improve speed of production.The seaming roll group is carried out roll extrusion step by step to product, make bar shaped thermoplastic composite integral thickness uniformity, improve bar shaped thermoplastic composite surface quality, prevent that the surface of bar shaped thermoplastic composite from producing fold, and eliminate the bending of bar shaped thermoplastic composite by hot pressing.Step by step after roll extrusion typing, moulding fully after the slow cooling of a plurality of slow cooling guide roller, whole equipment the remaining limit that trimming roller group is excised the bar shaped thermoplastic composite is set at last, the bar shaped thermoplastic composite is carried out last finishing.Bar shaped thermoplastic composite surfacing after finalizing the design by the utility model is smooth, even thickness, eliminated bar shaped thermoplastic composite warped, makes the product global shape more smooth.In addition, the utility model also is provided with position adjusting mechanism, be used for the roll extrusion shaping equipment the up and down, the position, all around is adjustable, to guarantee the relative position between thermoplastic compound extruded mould and roll extrusion shaping equipment, make product approval accurately, reliable, also can produce continuously.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples, in accompanying drawing:

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the structural representation of the utility model embodiment seaming roll group;

Fig. 3 is the structural representation that the utility model embodiment seaming roll group coordinates with the bar shaped thermoplastic composite.

Fig. 4 is the structural representation of hold-down roller guiding mechanism the first embodiment in the utility model embodiment seaming roll group;

Fig. 5 is the structural representation of the utility model embodiment seaming roll group hold-down roller guiding mechanism the second embodiment;

Fig. 6 is the structural representation of the utility model embodiment seaming roll group and temperature adjustment liquid cycling mechanism annexation;

Fig. 7 is the structural representation of the auxiliary cooling and shaping of the utility model embodiment mechanism;

Fig. 8 is the structural representation of the utility model embodiment trimming roller group;

Fig. 9 is the side view of the utility model embodiment trimming roller group.

The specific embodiment

Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe the specific embodiment of the present utility model in detail.

Orientation definition: according to the bar shaped thermoplastic composite direction of motion, before near the orientation of thermoplastic compound extruded mould being, after away from the orientation of extrusion die being.

The thermoplastic composite of bar shaped of the present utility model can be used for the manufacturing of bar shaped thermoplastic joint product and helix thermoplastic joint product, be the bar shaped thermoplastic composite can be made bar shaped after typing thermoplastic joint product, perhaps make the thermoplastic joint product of helix by spiral welded after typing.

as shown in Figure 1, a kind of roll extrusion shaping equipment, comprise frame 100, set gradually on described frame 100 and be useful on the seaming roll group 300 that the bar shaped thermoplastic composite 700 of sending is extruded to shape step by step from the extrusion die 200 of pressurizing unit, the slow cooling guide roller group 400 of further finalizing the design, the trimming roller group 500 that the edge of bar shaped thermoplastic composite 700 is repaired, described seaming roll group 300, slow cooling guide roller group 400, trimming roller group 500 straight lines are arranged, described roll extrusion shaping equipment also comprises be used to adjusting described seaming roll group 300, slow cooling guide roller group 400, the position adjusting mechanism 600 of trimming roller group 500 and extrusion die 200 relative positions.This roll extrusion shaping equipment is applicable to simple shape, non-hollow structure bar shaped thermoplastic composite 700, bar shaped thermoplastic composite 700 body shape are tabular, for example simple slab construction, be provided with the slab construction of reinforcement or flanging, be provided with slab construction of projection etc.

frame 100 comprises frame platform 101 and base 102, because roll extrusion shaping equipment of the present utility model is applicable to the bar shaped thermoplastic composite 700 that agent structure is slab construction, bar shaped thermoplastic composite 700 will carry out rectilinear motion, with the parts of bar shaped thermoplastic composite 700 direct contact actions: seaming roll group 300, slow cooling guide roller group 400, trimming roller group 500 is separately positioned on the frame platform 101 on frame 100 tops, seaming roll group 300, slow cooling guide roller group 400, trimming roller group 500 all successively straight line arrange and be fixed on frame platform 101, straight line is arranged and is referred to seaming roll group 300, slow cooling guide roller group 400, trimming roller group 500 is arranged on the straight line direction in turn, and kept the rectilinear motion state by the bar shaped thermoplastic composite 700 that above-mentioned parts are processed.Wherein seaming roll group 300 front ends and 200 outlets of thermoplastic compound extruded mould are as far as possible close, general 50 ~ the 250mm of distance of extrusion die 200 outlets of seaming roll group 300 and bar shaped thermoplastic composite 700 base material, be preferably 50 ~ 125mm, to prevent just from the extrusion die 200 surface generation fold for the treatment of the bar shaped thermoplastic composite 700 that roll extrusion is finalized the design out.

The effect of described seaming roll group 300 is to carrying out the typing of roll extrusion step by step from the extrusion die 200 bar shaped thermoplastic composite 700 for the treatment of the roll extrusion typing out on the one hand, bar shaped thermoplastic composite 700 after 300 roll extrusion of seaming roll group finalizes the design almost by chilling, and eliminate bar shaped thermoplastic composite 700 surface wave Slippages by 300 press polish of seaming roll group, can also be by 700 bendings of the flat elimination of seaming roll group 300 hot pressing bar shaped thermoplastic composite.Seaming roll group 300 act on that 700 mass motions provide certain power to the bar shaped thermoplastic composite on the other hand, but to the traction of bar shaped thermoplastic composite, mainly implement by haulage gear independently.

Described seaming roll group 300 comprise the paired setting that is arranged on frame 100 to the driven roller 301 and the hold-down roller 302 that turn, be used for driving the driven roller driving mechanism 304 that described driven roller 301 rotates, the hold-down roller guiding mechanism 306 for spacing between adjustment hold-down roller 302 and driven roller 301 that is connected with hold-down roller 302.Driven roller 301 and hold-down roller 302 arrange in pairs, and the logarithm of setting is according to conditional decisions such as the thickness of the bar shaped thermoplastic composite 700 that will be extruded to shape, the cool times of finalizing the design.Wherein driven roller 301 is bearing on frame 100 rotatably by bearing 311.Hold-down roller 302 is slidably arranged on the guide rail 322 of fixing with frame 100 by bearing 321, and connects hold-down roller guiding mechanism 306 on the bearing block of bearing 321.

Preferred described driven roller 301 is arranged at least two pairs with hold-down roller 302 spaced and parallel on frame 100, all driven rollers 301 and hold-down roller 302 setting positions satisfy: the bar shaped thermoplastic composite 700 of driven rolls 301 and hold-down roller 302 extruding is continuous rectilinear motion, be specifically: driven roller 301 is in same level with the position that hold-down roller 302 compresses on bar shaped thermoplastic composite 700, keeps bar shaped thermoplastic composite 700 integral body to be in same level.Like this, be exactly that both tangent position is positioned on the plate face of bar shaped thermoplastic composite 700 and gets final product to the requirement of driven roller 301 and hold-down roller 302, the diameter of driven roller 301 and hold-down roller 302 there is not requirement.In the utility model by multiple roll compress, cooling and shaping, guaranteed the thickness deviation of bar shaped thermoplastic composite 700.

Driven roller driving mechanism 304 is the mechanisms that give driven roller 301 rotational powers, each driven roller 301 correspondence is provided with driven roller driving mechanism 304, each driven roller 301 of drive rotates, also can a cover driving mechanism be set corresponding all driven roller driving mechanisms 304, all driven rollers 301 of unified driving rotate.Driven roller driving mechanism 304 comprises actuating unit 342 and power transmission distributor gear 341, and power transmission distributor gear 341 can adopt implemented in many forms.

described driven roller driving mechanism 304 is preferably the governing drive mechanism of realizing driven roller 301 stepless speed regulations, the control maintenance that a plurality of driven rollers 301 can drive by stepless speed regulation is synchronizeed with the linear velocity of bar shaped thermoplastic composite 700 contact positions, or in response to the cooling contraction of bar shaped thermoplastic composite 700, regulate with the linear velocity of bar shaped thermoplastic composite 700 contact positions step by step/segmentation reduces slightly (such as speed ratio 0.9:1, 1:1.2 etc.), to guarantee treating that the even thickness of roll extrusion typing bar shaped thermoplastic composite 700 is consistent, and the surface quality of raising bar shaped thermoplastic composite 700.The governing drive mechanism of stepless speed regulation is preferably frequency variable speed-adjusting mechanism.The stepless speed regulation driving mechanism has numerous embodiments, a kind of is that actuating unit 342 adopts variable-frequency motor, power transmission distributor gear 341 adopts frequency converter to realize stepless speed regulation, the second is that actuating unit 342 adopts servomotor, power transmission distributor gear 341 adopts servo controlling card to realize stepless speed regulation, the third is that actuating unit 342 adopts direct current generator, and power transmission distributor gear 341 adopts dc controller to realize stepless speed regulation.

Hold-down roller 302 can drive by driven roller 301 power set by transmission mechanism, also can be driven by the mode that independently identical with driven roller driving mechanism 304 power set+transmission mechanism drives.The structure of these power set and transmission mechanism is identical with driven roller 301, does not repeat them here.The actuating speed of hold-down roller 302 is according to the difference of shape of product, can synchronize with driven roller 301 or asynchronous, to eliminate extruding striped and the ripple glaze on product thermoplastic surface.

Hold-down roller guiding mechanism 306 respectively arranges one at the two ends of hold-down roller 302 respectively, hold-down roller guiding mechanism 306 is for the spacing of regulating between hold-down roller 302 and driven roller 301, this spacing is relevant with bar shaped thermoplastic composite 700 typing thickness, and the gap between the bar shaped thermoplastic composite 700 that corresponding different-thickness requires is regulated both is different.Hold-down roller guiding mechanism 306 has a variety of embodiments, can adopt oil cylinder or cylinder dipper crowding gear, also can adopt the spiral dipper crowding gear, and the mechanisms such as driven roller 301 also can push by spiral, inclined-plane screw distance adjusting finely tune.Specifically, as shown in Figure 4 a kind of, hold-down roller guiding mechanism 306 is screw rod 362 and the slide block 361 that is spirally connected on screw rod 362, wherein slide block 361 is fixed on frame 100, screw rod 362 1 end spacing tops are pressed on the bearing block of bearing 321 of hold-down roller 302 ends, rotating screw bolt 362, screw rod 362 stretch out or rollback drives hold-down roller 302 near driven roller 301 or away from driven roller 301.Except aforesaid way, can also adopt hydraulic drive mechanism, pneumatic drive mechanism, hydraulic drive mechanism is selected oil cylinder, pneumatic drive mechanism is selected cylinder, the push rod of oil cylinder or cylinder connects hold-down roller 302, push rod stretches out and promotes hold-down roller 302 near driven roller 301, and the push rod retraction drives hold-down roller 302 away from driven roller 301.

Air cylinder driven as shown in Figure 5, hold-down roller guiding mechanism 306 can adopt cylinder 363 that the two sides can load and the Control Component 364 of control cylinder action, hold-down roller 302 is suspended on the cylinder 363 at two by bearing 321, and can slide along guide rail 322.Thrust promotes hold-down rollers by cylinder 363 by bearing 321 and produces, and plays used for compacting-shaping and drives the effect of traction products, and the admission pressure by pressure-reducing valve adjusting cylinders 363 tops in Control Component 364 can change thrust.Control Component 364 adopts existing cylinder control mode, does not repeat them here.

In aforesaid way, the mode that screw rod 362 coordinates with slide block 361 can be carried out meticulousr fine setting to gaps both.

Be provided with two or three pairs of driven roller 301 and hold-down roller 302 in the present embodiment, each driven roller 301 is connected with respectively driven roller driving mechanism 304, each hold-down roller 302 connects hold-down roller guiding mechanism 306, the every pair of driven roller 301 and hold-down roller 302 parallel interval settings.

Though the bar shaped thermoplastic composite 700 process precooling surface cures of generally extruding from extrusion die 200, but bulk temperature is still higher, in driven roller 301 and hold-down roller 302 extrusion processes, the high temperature of bar shaped thermoplastic composite 700 passes to driven roller 301 and hold-down roller 302, also make driven roller 301 and hold-down roller 302 be in high temperature, be unfavorable for the 700 cooling typings of bar shaped thermoplastic composite, for guaranteeing to treat bar shaped the thermoplastic composite 700 cooling or press polish step by step of roll extrusion typing; Need to lower the temperature to described driven roller 301 and hold-down roller 302.

A kind of embodiment of cooling is as shown in Figure 1, described driven roller 301 and hold-down roller 302 have be used to the Cooling Holes 303 that passes into temperature adjustment liquid, the outlet of described Cooling Holes 303 and entrance are respectively arranged with swivel joint 315, and described swivel joint 315 connects temperature adjustment liquid cycling mechanism 307.By temperature adjustment liquid cycling mechanism 307, temperature adjustment liquid is transported in Cooling Holes 303, reduce the temperature of driven roller 301 and hold-down roller 302, the temperature of driven roller 301 and hold-down roller 302 is regulated by temperature adjustment liquid, realize the permanent suitable low-temperature condition that keeps, be conducive to the 700 cooling typings of bar shaped thermoplastic composite.Temperature adjustment liquid is water, cold-producing medium, is preferably water, adopts heat supply and/or refrigeration heat-exchange device to exchange geothermal liquid in geothermal liquid cycling mechanism 307 and carries out temperature adjustment, as mould constant temperature machine, cooling-water machine, electric heater unit etc.

Temperature adjustment liquid cycling mechanism 307 forms a closed circuit with Cooling Holes 303, and the temperature adjustment liquid of high temperature is back in fluid reservoir 371, and the temperature adjustment liquid of fluid reservoir 371 interior low temperature is transported in Cooling Holes 303, and driven roller 301 and hold-down roller 302 are lowered the temperature.in order better to regulate the temperature of driven roller 301 and hold-down roller 302, each driven roller 301, Cooling Holes 303 on hold-down roller 302 arranges at least two, the quantity of Cooling Holes 303 is more, regulating power is stronger, but also to consider driven roller 301 and the intensity of hold-down roller 302 own, the number of openings can not be too many, in addition, the aperture of Cooling Holes 303 can be according to the diameter of driven roller 301 and hold-down roller 302, Cooling Holes 303 quantity of arranging is adjusted, the diameter of driven roller 301 and hold-down roller 302 is large, Cooling Holes 303 quantity of arranging is few, the aperture of Cooling Holes 303 relatively can be larger, the diameter of driven roller 301 and hold-down roller 302 is little, Cooling Holes 303 quantity of arranging is many, the aperture of Cooling Holes 303 relatively can be smaller.Be parallel to each other between the Cooling Holes 303 that arranges on each driven roller 301 and hold-down roller 302, and evenly distribute on driven roller 301 and hold-down roller 302.Six Cooling Holes 303 are set on each driven roller 301 and hold-down roller 302 in the present embodiment, evenly distribute around the axis of driven roller 301 and hold-down roller 302.

The embodiment of Cooling Holes 303 has multiple, a kind of is that Cooling Holes 303 is straight hole, the import of a Cooling Holes 303 and outlet are respectively on the end face at driven roller 301 or hold-down roller 302 two ends, like this, swivel joint 315 is connected with Cooling Holes 303 import or exports at the two ends of driven roller 301 or hold-down roller 302 respectively.Another kind of mode is that a plurality of Cooling Holes 303 that arrange on same driven roller 301 or hold-down roller 302 are end to end, form the Cooling Holes 303 of coiled, the import of Cooling Holes 303 and outlet can be on the same end faces of same driven roller 301 or hold-down roller 302, also can be on same driven roller 301 or the different end faces of hold-down roller 302.

As shown in Figure 6, the another kind of embodiment of temperature adjustment: driven roller 301 and hold-down roller 302 all comprise respectively roller shell 301b, two ends spindle nose 301a and central chuck 301c.Roller shell 301b and two ends spindle nose 301a fixed seal connection, concrete mode is to connect roller shell 301b and two ends spindle nose 301a with bolt, and seals with sealing ring.Chuck 301c is slightly shorter than roller shell 301b in central authorities, and the arrival end of central chuck 301c is fixedly connected with spindle nose 301a, and the other end within being loaded on roller shell 301b, is beneficial to integral disassembly, assembly and the maintenance of driven roller 301 or hold-down roller 302 with clip 312 location.Gapped between central authorities' chuck 301c outside wall surface and roller shell 301b internal face, have liquid manhole appendix 301d on central chuck 301c wall, form the temperature adjustment fluid passage.Described spindle nose 301a, central chuck are provided with respectively the liquid of mutual perforation vertically by hole 313, temperature adjustment liquid enters liquid by hole 313 by the swivel joint 315 on driven roller 301 or hold-down roller 302 1 end spindle nose 301a, and the central chuck 301c in the roller shell 301b that flows through, by liquid manhole appendix 301d pair roller shell 301b temperature adjustment, then, then by the swivel joint 315 on driven roller 301 or hold-down roller 302 other end spindle nose 301a discharge.

As shown in Fig. 4,5, swivel joint 315 is a kind of transition connection sealing devices of dynamic rotary system that fluid media (medium) is input to from static system, swivel joint 315 is responsible for entering and discharging of temperature adjustment liquid, keep relative motion by oilless bearing between swivel joint body 315a and swivel joint axle 315b, and by spherical seal ring, temperature adjustment liquid is kept and extraneous sealing.Swivel joint 315 comprises swivel joint body 315a and swivel joint axle 315b.Swivel joint body 315a is connected with temperature adjustment liquid cycling mechanism 307, swivel joint axle 315b and the spindle nose 301a dynamic rotary that links together.

As shown in Figure 6, temperature adjustment liquid cycling mechanism 307 comprises: water-supply valve 370, fluid reservoir 371 and liquid level sensor 372 and blast pipe 373, feed pump 377 and overflow valve 374, inlet one-way valve 375, temperature sensor 376, outlet check valve 378, draining valve 379, controller (not shown).Its operation principle is as follows: blast pipe 373 exhausts that the temperature adjustment liquid of predetermined temperature enters fluid reservoir 371 and arranges from fluid reservoir 371 tops by water-supply valve 370, feed pump 377 is sent into the temperature adjustment liquid of predetermined pressure and flow in fluid reservoir 371 by inlet one-way valve 375 by the swivel joint 315 on an end spindle nose 301a, and the temperature adjustment fluid passage pair roller shell 301b temperature adjustment in the roller shell 301b that flows through, then enter fluid reservoir 371 and exhaust by the swivel joint 315 on the other end spindle nose 301a of driven roller 301 and hold-down roller 302 by outlet check valve 378.On the surface of driven roller 301 and hold-down roller 302 and/or the pipeline through driven roller 301 and hold-down roller 302 rears, a temperature sensor 376 is installed at least, wherein driven roller 301 and hold-down roller 302 surfaces is preferably non-contact temperature sensor.When measured temperature exceeded preset range, controller control draining valve 379 was opened liquid too high or too low for temperature is entered external circulating system, and opened water-supply valve 370 and replenish the temperature adjustment liquid of preference temperatures to fluid reservoir 371.Overflow valve 374 can enter external circulating system with liquid when pressure is excessive, be used for preventing driven roller 301 and hold-down roller 302 internal liquid hypertonia.Liquid level sensor 372 is used for preventing that fluid reservoir 371 liquid levels are too high or too low.

The roller shell 301b temperature of different driven rollers 301 and hold-down roller 302 can adopt respectively the temperature adjustment liquid of different temperatures to adjust on demand.

As shown in Figure 4, described controlling organization is included in the thickness measurement sensor 372` for detection of bar shaped thermoplastic composite thickness, the temperature sensor (not shown) for detection of seaming roll group surface temperature, the controller (not shown) that arranges on frame, described controller is connected with thickness measurement sensor 372`, temperature sensor, seaming roll group, extrusion device, pay-off, and controls seaming roll group, extrusion device, pay-off action.Described thickness measurement sensor 372` is oppositely arranged on the both sides of driven roller 301 and hold-down roller 302, when the measured temperature of the temperature adjustment liquid after temperature sensor detects surperficial and/or process driven roller 301 and the hold-down roller 302 of driven roller 301 and hold-down roller 302 exceeds preset range, feed back to controller, and find bar shaped thermoplastic composite 700 varied in thickness in conjunction with thickness measurement sensor 372`, before be described, seaming roll group 300 windrow occurs or lacks expecting.Controller control adjustment driven roller 301 and the actuating speed of hold-down roller 302, screw rod 362 rotating speeds of extruder, and other are to the feeding speed of the conveying device of extrusion die feeding, to eliminate the front windrow of seaming roll group 300 or to lack the thermoplastic material blemish that material is caused.Thickness measurement sensor is preferably the ultrasonic thickness measurement sensor.

In order to realize different purposes, the roll surface of described driven roller 301, hold-down roller 302 can be in different ways, a kind of mode is that roll surface is smooth roll surface, in order to improve as far as possible seaming roll group 300 surface smoothnesses, can be in driven roller 301 and hold-down roller 302 chrome-faceds, polishing, when adopting the bar shaped thermoplastic composite 700 of such driven roller 301,302 pairs of unshaped soft surfaces of hold-down roller to finalize the design, can guarantee the fineness on bar shaped thermoplastic composite 700 surfaces, improve bar shaped thermoplastic composite 700 presentation qualities.

As shown in Fig. 4 ~ 7, for the surface that makes the bar shaped thermoplastic composite 700 for the treatment of roll extrusion typing has decoration, mark or advertising results, the roll surface of described driven roller 301, hold-down roller 302 is provided with the embossing part 309 that carries out embossing for to bar shaped thermoplastic composite 700 surfaces.Namely at the roll surface carve decorative pattern of described driven roller 301, hold-down roller 302 as embossing part 309, or directly inlay embossing part 309 on roll surface, embossing part 309 extrudes the pattern wanted, word, sign etc. on bar shaped thermoplastic composite 700 surfaces.

Except the bar shaped thermoplastic composite 700 of simple slab construction, also wanting the supplier structure is dull and stereotyped various structure bar shaped thermoplastic composites 700.for example: be provided with the reinforcement that protrudes bar shaped thermoplastic composite 700 plate faces on bar shaped thermoplastic composite 700, projection, the projections such as flanging 701, as shown in Figure 2, corresponding described driven roller 301, the roll surface of hold-down roller 302 is provided with the groove 305 for accommodating bar shaped thermoplastic composite 700 projections 701, described groove 305 shapes and position coordinate with bar shaped thermoplastic composite 700 shape and structures, as shown in Figure 3, in rolling process, projection 701 is placed in groove 305, namely do not affect the roll extrusion typing of whole bar shaped thermoplastic composite 700, also make not driven rolls 301 and hold-down roller 302 crimps of projection 701 of bar shaped thermoplastic composite 700.As shown in Figure 3, it is fins that two projections that are parallel to each other 701 are set on bar shaped thermoplastic composite 700, and fin vertically arranges along bar shaped thermoplastic composite 700.

What arrange at seaming roll group 300 rears is slow cooling guide roller group 400, and the effect of slow cooling guide roller group 400 is that guide effect is played in the motion of bar shaped thermoplastic composite 700, and further allows bar shaped thermoplastic composite 700 cooling and shapings.Described slow cooling guide roller group 400 comprises the guide roller 401 that at least two spaced and parallel arrange, described guide roller 401 is arranged on bar shaped thermoplastic composite 700 belows, the roll surface peak of all guide rollers 401 flushes, bar shaped thermoplastic composite 700 rectilinear motion on guide roller 401 so can not allow the 700 tenesmus flexural deformations of bar shaped thermoplastic composite.Guide roller 401 is " recessed " shape structure, and perhaps corresponding bar shaped thermoplastic composite 700 is provided with groove, to hold bar shaped thermoplastic composite 700 side ledges, keeps bar shaped thermoplastic composite 700 to carry along extruding direction.In case of necessity, guide roller 401 can adopt the arrangement mode flat, that grade separation is wrong.

In order to make bar shaped thermoplastic composite 700 typing of lowering the temperature as early as possible, also be provided with auxiliary cooling and shaping mechanism on described frame 100, described auxiliary cooling and shaping mechanism corresponding slow cooling guide roller group 400 arranges, and carries out further cooling to the bar shaped thermoplastic composite 700 on slow cooling guide roller group 400.Described auxiliary cooling and shaping mechanism is air-cooling moulding mechanism or spray shaping mechanism.Air-cooling moulding mechanism adopts blower fan to 700 blowings of bar shaped thermoplastic composite, takes away heat by wind flow.The spray shaping mechanism is to adopt shower to 700 spray cold water, the further coolings of bar shaped thermoplastic composite.Auxiliary cooling and shaping mechanism is a preferred version, can arrange also and can not arrange.

Auxiliary cooling and shaping mechanism is at least a in air-cooling moulding mechanism, water-bath shaping mechanism 402, spray sizing mechanism, spray shaping mechanism.

As shown in Figure 7, spray shaping mechanism, spray sizing mechanism, water-bath shaping mechanism have been adopted.

Wherein water-bath shaping mechanism 402 comprises water-bath fixed slot 421, be provided with overflow pipe 422 in water-bath fixed slot 421, pass into cold water in water-bath fixed slot 421, the height of cold water buries bar shaped thermoplastic composite 700, the guide roller 401 of slow cooling guide roller group 400 is arranged in water-bath fixed slot 421, is buried by cold water too.Water-bath fixed slot 421 is connected with water-through valve, and water-through valve is connected with the water source, gives in water-bath fixed slot 421 and supplies water, and keep flowing of water at water-bath fixed slot 421.

Spray shaping mechanism, spray sizing mechanism structure is basic identical, and its distinctive points is exactly that nozzle is different with hydraulic pressure, and these two can arrange simultaneously, also can only arrange a kind of, what show in Fig. 7 of the present embodiment is spray shaping mechanism 403, and when selecting spray sizing mechanism, structure is identical with Fig. 7.

as shown in Figure 7, spray shaping mechanism 403 comprises tank, in the present embodiment, tank just directly uses water-bath fixed slot 421, many group spray heads 433 have been intervally arranged above water-bath fixed slot 421, at least two described spray heads 433 are pressed one group of spray head 433 of formation arranged in a straight line, every group of spray head 433 and bar shaped thermoplastic composite 700 to extrude direction perpendicular, in spray head 433 and machine, circulation liquid storage system 431 is connected, spray head 433 is connected with the interior circulation liquid storage of machine system 431 by pipeline 432, high pressure spray water pump in the interior circulation liquid storage of machine system 431 supplies water to spray head 433, 433 pairs of spray heads bar shaped thermoplastic composite, 700 surfaces spray/spray, can form turbulent flow on the surface of bar shaped thermoplastic composite 700, the liquid film that is unfavorable for heat conduction with the bar shaped thermoplastic composite 700 surface formation that prevent from soaking in water, spraying can be adopted cold-producing medium, directly sprays cooling to bar shaped thermoplastic composite 700.The interior circulation liquid storage of machine system 431 comprises storage tank, water jet pump, check valve, magnetic valve, water level controller etc., and this system is routine techniques, does not repeat them here.

As shown in Figure 7, be provided with air-cooling moulding mechanism after shaping mechanism 403 at spray, air-cooling moulding mechanism comprises airduct and blower fan, and airduct is aimed at bar shaped thermoplastic composite 700 surfaces, is used for drying up the water stain of bar shaped thermoplastic composite 700 remained on surface.Front and back end at water-bath fixed slot 421 arranges Water tank, prevents that the water of water-bath fixed slot 421 from overflowing, and accepts the water of bar shaped thermoplastic composite 700 surface drippages.

As shown in Figure 1, trimming roller groups 500 at the rear of slow cooling guide roller group 400, trimming roller group 500 is that the bar shaped thermoplastic composite 700 after cooling and shaping is repaired, and guarantees the width uniformity of bar shaped thermoplastic composite 700, improves the presentation quality of bar shaped thermoplastic composite 700.Trimming roller group 500 also can have the heating function of flattening concurrently, and to eliminate in cooling procedure, bar shaped thermoplastic composite 700 internal stress change the surface warp that causes.

As shown in Fig. 1,8,9, described trimming roller group 500 comprises in trimming roller 501, lower trimming roller 502, the trimming roller driving mechanism 504 that drives respectively upper trimming roller 501 and lower trimming roller 502, adjustment the trimming roller guiding mechanism 506 of spacing between trimming roller 501 and lower trimming roller 502, detachably be provided with the cutting knife 503 for excision bar shaped thermoplastic composite more than 700 limits on described upper trimming roller 501 or lower trimming roller 502, guarantee the width uniformity of bar shaped thermoplastic composite 700.Trimming roller group 500 also comprises thermoregulative mechanism or/and heating arrangements 507.

Described cutting knife 503 is the semi-ring Combined cutter, and described cutting knife 503 can detachably be fixed on by screw the two ends of upper trimming roller 501 or lower trimming roller 502, and cutting knife 503 slightly larger in diameter are in the diameter of upper trimming roller 501, lower trimming roller 502.In the present embodiment, cutting knife 503 is two, is fixed by screws in respectively on the two ends end face of trimming roller 501 or lower trimming roller 502 blade of cutting knife 503 and relative lower trimming roller 502 or go up the end face of trimming roller 501.

Trimming roller guiding mechanism 506 has a variety of embodiments, can adopt oil cylinder or cylinder dipper crowding gear, also can adopt the spiral dipper crowding gear.As shown in Figure 8, the slide block 561 that trimming roller guiding mechanism 506 comprises screw rod 562 and is spirally connected on screw rod 562, wherein slide block 561 is fixed on frame 100, screw rod 562 1 end spacing tops are pressed on the bearing block of bearing 563 of trimming roller 501 or lower trimming roller 502 ends, rotating screw bolt 562, screw rod 562 stretch out or rollback drive trimming roller 501 or lower trimming roller 502 mutually near or away from.Except aforesaid way, can also adopt hydraulic drive mechanism, pneumatic drive mechanism, hydraulic drive mechanism is selected oil cylinder, pneumatic drive mechanism is selected cylinder, the push rod of oil cylinder or cylinder connects upper trimming roller 501 or lower trimming roller 502, push rod stretch out promote upper trimming roller 501 or lower trimming roller 502 mutually near or away from.

Thermoregulative mechanism is included in the Cooling Holes that trimming roller 501, lower trimming roller 502 are provided with, or both originally as hollow structure, by the swivel joint 513 that arranges at upper trimming roller 501, lower trimming roller 502 pass into respectively temperature adjustment liquid on trimming roller 501, lower trimming roller 502 heat, the structure of upper trimming roller 501, lower trimming roller 502 does not repeat them here with driven roller 301.

In addition, upper trimming roller 501, lower trimming roller 502 also can adopt heating arrangements 507 heating, heating arrangements 507 is the arc infrared heater, upper trimming roller 501, lower trimming roller 502 are except trimming function, also coordinate with the arc infrared heater and have the heating function of flattening concurrently, to eliminate in cooling procedure, inner stress of work changes the surface warp that causes.Heating arrangements 507 comprises support 571, be fixed on curved reflector 572 on support 571, infrared quartz pipe 573, the temperature controller (not shown) of curved reflector 572 inboards.Infrared quartz pipe 573 is symmetrical arranged two up and down, respectively to upper trimming roller 501 and 502 heating of lower trimming roller.

As shown in Fig. 1,8, upper trimming roller 501 and lower trimming roller 502 are that synchronous dynamic drives, and make trimming roller 501, lower trimming roller 502 rotating speeds identical.Be that trimming roller driving mechanism 504 arranges one, drive simultaneously upper trimming roller 501 and 502 actions of lower trimming roller, trimming roller driving mechanism 504 in the present embodiment comprises motor 541, transmission component 542, transmission component 542 connects trimming roller 501 and lower trimming roller 502 simultaneously, drives both synchronization actions.

As shown in Figure 9, trimming roller group 500 also comprises guiding mechanism.Guiding mechanism 500 comprises location plain-barreled roll 508 and/or the aligning vertical roll 509 that trimming roller group is forward and backward.The roll spacing of location plain-barreled roll 508 and aligning vertical roll 509 can adopt the mechanisms such as spiral pushing, inclined-plane screw distance adjusting to finely tune.Guiding mechanism guarantees that for adjustment bar shaped thermoplastic composite 700 positions it steadily enters trimming roller 501 and lower trimming roller 502.

The setting of described position adjusting mechanism 600 be for the up and down of roll extrusion shaping equipment, the position, all around is adjustable, to guarantee the relative position between thermoplastic compound extruded mould 200 and roll extrusion shaping equipment.Position adjusting mechanism 600 is arranged on the below of frame 100 bottoms, frame platform 101, and position adjusting mechanism 600 comprises elevating mechanism 601, the vertical guiding mechanism 602 of adjusting frame 100 lengthwise positions of adjusting frame 100 height and the transverse adjusting mechanism 603 of adjusting frame 100 lateral attitudes.

Wherein, elevating mechanism 601, vertically guiding mechanism 602 shows in Fig. 1, and transverse adjusting mechanism 603 shows in Fig. 4.

As shown in Figure 1, elevating mechanism 601 can be selected various ways: worm-and-wheel gear, scissor-type lifting mechanism, reduction formula elevating mechanism, telescopic elevating mechanism, reduction arm-type hoisting appliance, folding-jib elevating mechanism.These elevating mechanisms 601 are all prior aries, do not repeat them here.Select worm-and-wheel gear in the present embodiment.

Transverse adjusting mechanism 603, vertical guiding mechanism 602 can be selected respectively screw mechanism, worm-and-wheel gear etc., and in the present embodiment, transverse adjusting mechanism 603 is selected screw mechanisms, and vertically guiding mechanism 602 is selected worm-and-wheel gears.

Elevating mechanism 601 and vertical guiding mechanism 602 all can be power-actuated worm-and-wheel gear.Elevating mechanism 601 is at least four, and four jiaos of frame 100 are set respectively, and elevating mechanism 601 bottoms all are provided with roller, is used for frame integral body and moves forward and backward.Elevating mechanism 601 can make frame platform 101 along the even oscilaltion of worm screw that is fixed on base 102 by power-actuated worm gear rotation, aligns with the axis height of thermoplastic compound extruded mould 200.Vertically guiding mechanism 602 is at least one, a vertical guiding mechanism 602 is arranged on central rack, can be by power-actuated worm screw rotation, roll extrusion shaping equipment with roller is slided along track, move forward and backward the position suitable with the compound extrusion die of thermoplastic 200 distances with respect to the worm gear that fixes on the ground along the direction of extruding of bar shaped thermoplastic composite 700, distance is preferably 50 ~ 125mm.The frame 100 of roll extrusion shaping equipment is horizontal, be frame platform 101 along with the direction of extruding perpendicular direction of the bar shaped thermoplastic composite 700 for the treatment of the roll extrusion typing, available manual screw mechanism reconditioner pallet 101 transverse shiftings make seaming roll group 300, slow cooling guide roller group 400 and the trimming roller group 500 of roll extrusion shaping equipment align with the axis of thermoplastic compound extruded mould 200.

Claims (13)

1. roll extrusion shaping equipment, it is characterized in that, comprise frame, set gradually on described frame and be useful on the seaming roll group that the bar shaped thermoplastic composite of sending is extruded to shape step by step from pressurizing unit, the slow cooling guide roller group of further finalizing the design, the trimming roller group that the edge of bar shaped thermoplastic composite is repaired, described seaming roll group, slow cooling guide roller group, trimming roller group straight line is arranged, described roll extrusion shaping equipment also comprises be used to adjusting described seaming roll group, slow cooling guide roller group, the position adjusting mechanism of trimming roller group and extrusion die relative position, and the controlling organization of controlling the action of seaming roll group and preorder device.

2. roll extrusion shaping equipment according to claim 1, it is characterized in that, described seaming roll group comprise paired setting to the driven roller that turns and hold-down roller, be used for driving the driven roller driving mechanism that described driven roller rotates, the hold-down roller guiding mechanism for spacing between adjustment hold-down roller and driven roller that is connected with hold-down roller.

3. roll extrusion shaping equipment according to claim 2, it is characterized in that, described driven roller and hold-down roller spaced and parallel on frame is arranged at least two pairs, and all driven rollers and hold-down roller setting position satisfy: the bar shaped thermoplastic composite of driven rolls and hold-down roller extruding is continuous rectilinear motion.

4. roll extrusion shaping equipment according to claim 2, it is characterized in that, described driven roller and compression roll shaft have be used to the Cooling Holes that passes into temperature adjustment liquid, and outlet and the entrance of described Cooling Holes are respectively arranged with swivel joint, and described swivel joint connects temperature adjustment liquid cycling mechanism.

5. roll extrusion shaping equipment according to claim 2, is characterized in that, described driven roller and compress roll shaft all comprises respectively the spindle nose that roller shell, roller shell two ends arrange and the hollow that arranges in the roller shell central chuck; Described roller shell is fixedly connected with the shaft head seal at two ends; Leave the gap between described central chuck outside wall surface and roller shell internal face, described spindle nose, central chuck are provided with respectively liquid vertically by the hole, have the liquid manhole appendix on described central chuck wall; The spindle nose that roller shell two ends arrange connects temperature adjustment liquid cycling mechanism.

6. roll extrusion shaping equipment according to claim 2, is characterized in that, the roll surface of described driven roller, hold-down roller is smooth, and perhaps the roll surface of described driven roller, hold-down roller is provided with the embossing part that carries out embossing for to bar shaped thermoplastic composite surface.

7. roll extrusion shaping equipment according to claim 2, it is characterized in that, the roll surface of described driven roller, hold-down roller is provided with the groove for accommodating bar shaped thermoplastic composite projection, and described groove shapes and position coordinate with bar shaped thermoplastic composite shape and structure.

8. roll extrusion shaping equipment according to claim 2, is characterized in that, described driven roller driving mechanism is the governing drive mechanism of realizing driven roller stepless speed regulation.

9. according to claim 1 ~ 8 described roll extrusion shaping equipments of any one, it is characterized in that, described slow cooling guide roller group comprises the guide roller that at least two spaced and parallel arrange, and described guide roller is arranged on below the bar shaped thermoplastic composite, and the roll surface peak of all guide rollers flushes.

10. according to claim 1 ~ 8 described roll extrusion shaping equipments of any one, it is characterized in that, described trimming roller group comprises the trimming roller guiding mechanism of spacing between trimming roller, lower trimming roller, the trimming roller driving mechanism that drives respectively upper trimming roller and lower trimming roller, the upper trimming roller of adjustments and lower trimming roller, detachably is provided with on described upper trimming roller or time trimming roller for the cutting knife that excises limit more than the bar shaped thermoplastic composite.

11. according to claim 1 ~ 8 described roll extrusion shaping equipments of any one, it is characterized in that, described position adjusting mechanism is arranged on frame lower, and position adjusting mechanism comprises elevating mechanism, the vertical guiding mechanism of adjusting the frame lengthwise position of adjusting bracket height and the transverse adjusting mechanism of adjusting the frame lateral attitude.

12. according to claim 1 ~ 8 described roll extrusion shaping equipments of any one, it is characterized in that, also be provided with auxiliary cooling and shaping mechanism on described frame, described auxiliary cooling and shaping mechanism corresponding slow cooling guide roller group arranges, and described auxiliary cooling and shaping mechanism comprises at least a in air-cooling moulding mechanism, water-bath shaping mechanism, spray sizing mechanism, spray shaping mechanism.

13. according to claim 1 ~ 8 described roll extrusion shaping equipments of any one, it is characterized in that, described controlling organization is included in the thickness measurement sensor for detection of bar shaped thermoplastic composite thickness, the temperature sensor for detection of seaming roll group surface temperature, the controller that arranges on frame, described controller is connected with thickness measurement sensor, temperature sensor, seaming roll group, extrusion device, pay-off, and controls seaming roll group, extrusion device, pay-off action.

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