CN201808161U

CN201808161U - Internal heating plastic machine and internal heating screw rod thereof

Info

Publication number: CN201808161U
Application number: CN201020055030XU
Authority: CN
Inventors: 林志刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-01-19
Filing date: 2010-01-19
Publication date: 2011-04-27
Anticipated expiration: 2020-01-19

Abstract

The utility model discloses an internal heating plastic machine and an internal heating screw rod of the internal heating plastic machine, which can save electrical energy, save steel and improve production efficiency. The internal heating plastic machine comprises an internal heating plastic granulation machine, an internal heating plastic recycling machine, an internal heating plastic extrusion-molding machine, an internal heating plastic injection-molding machine, an internal heating blow-molding machine and an internal heating plastic mixing and melting machine. The internal heating plastic machine is characterized in that an internal heating bar (6) is arranged inside an inner bore (6.16) of an internal heating screw rod (5). The heating plasticizing method of the internal heating plastic machine adopts the internal heating bar (6) as the primary heating source and an outer heating ring (8) as the auxiliary heating source. A cooling device and an inner thermocouple temperature measuring head (6.5) are arranged inside the inner bore (6.16) of the internal heating screw rod (5), so as to accurately control temperature.

Description

The plastics machinery and the interior heating spiral rod thereof of heating in a kind of

Technical field

The utility model relates to a kind of plastics machinery and interior heating spiral rod thereof of interior heating, the plastics machinery and the interior heating spiral rod technical field thereof of heating in belonging to.

Background technology

In the prior art, plastic granulator, plastic regenerator, injection machine, blow moulding machine, extruding machine and plastic mixer generally adopt the design that the heating of electric furnace heating wire heating collar is installed on the machine pipe of screw rod.In use there are some problems in this design: the one, and waste of energy distributes partial heat energy to be wasted in the space because the cylindrical of the electric furnace heating wire heating collar of this design and part machine pipe cylindrical are exposed.The 2nd, plasticizing is slow; because this design can only be by the hole wall heating plasticizing plastics of machine pipe; the plastics plasticizing of pressing close to hole wall in the machine pipe comparatively fast and more abundant; then plastify slow and abundant inadequately from hole wall plastics far away; for solving this technical problem; produce plastic granulator and adopt two plastic granulators to be connected, the ripe plastics after the plasticizing are carried out a homogenizing plasticizing again with extruding machine is normal.This connection type is called mother and sons' type, just will make an estrade machine more.The 3rd, the plastics flow velocity is slow and production efficiency is low, because this design only relies on machine pipe orifice wall heating plasticizing, the pore wall plastics plasticizing a little further of disembarking is abundant inadequately.For addressing this problem, except that employing mothers and sons machine plastifies in succession repeatedly, also taked the core diameter of thread to be divided into 2 to 3 sections from depth to shallow designs of asymptotic expression gradually, forced plastics in the screw slot in the machine pipe to press close to the machine inside pipe wall repeatedly and flow several times, made it fully plastify ripe material.So, the core diameter of thread is shallow, and the space and the capacity of pitch have also just diminished, and have also limited the flow of plastics.If improve the flow velocity and the production efficiency of plasticizing plastics, and be subjected to the restriction of machine pipe orifice wall plasticizing rate and ability with the rotating speed that improves screw rod.Therefore; most enterprises of the plastics machinery of China's production at present only produce and produce 10 tons daily with interior middle-size and small-size plastic granulator, extruding machine and injection machine; be controlled in a few countries hands such as the U.S., Germany, Japan and produce the key technology medium-sized, large-scale plastic granulator that reaches 200 tons, 500 tons, 800 tons every day, the large-scale plastic granulator that China needs relies on import for a long time always.The design that the plastic granulator of daily output more than 100 tons adopts deep fat to heat more; the plastic granulator that this deep fat is heated is at the machine pipe cylindrical of the screw rod sleeve pipe of burn-oning the machine pipe to be wrapped; there is individual interlayer the centre; deep fat circulates in the interlayer the inside; oily temperature is passed to the machine pipe, and the machine pipe passes to plastics to be plastified in the machine pipe to temperature again.The plastic granulator of this hot oil type is made more complicated; for segmentation control temperature; its machine pipe needs to couple together after the segmentation manufacturing again; its Circulation and Hot Oil Spray need be made many parts such as fuel tank, high temperature oil pump and hot oil pipeline; its cost height; price is also high, and the price of producing 300000 ton large-scale plastic granulators as a cover per year needs 8,000,000---and 1,000 ten thousand dollars.And a made in China cover is produced just 100,000 to 300,000 yuans of the prices of the plastic granulator that the electric furnace heating wire heating collar is installed on 3600 tons of machine pipes per year.For solving the situation of long-term dependence on import, in national development plan has just been listed the large-scale plastic granulator of development in the enforcement period of the seventh five-year plan by China.But to this year, only there is a tame enterprise in the whole nation at the large-scale plastic granulator of developing 200,000 tons of annual outputs.

For overcoming plastics machinery waste electric energy, plastifying problems such as slow, that production efficiency is not high, the applicant's development and design the heating spiral rod of processing plastic machine, and submit application for a patent for invention to China Intellectual Property Office on January 14th, 2007, the number of applying for a patent is: 2007102025287.Also submit simultaneously utility application to, granted patent number is: ZL200720201359.0.Problems such as the technology of 2007102025287 and the ZL200720201359.0 that authorized of aforementioned application has overcome original plastics machine waste electric energy effectively, plasticizing is slow, production efficiency is high inadequately.But, the utility model people finds that in the trial-manufacturing process of reality application for a patent for invention numbers 2007102025287 and utility model patent grant number ZL200720201359.0 also come with some shortcomings, mainly show: electric furnace heating wire, porous refractory brick and a fixed axis that is arranged in the screw rod is threaded synchronous rotation, vibrations that produce in rotation and centrifugal force constantly rub electric furnace heating wire and porous refractory brick, thereby damage the service life of electric furnace heating wire and shortening electric furnace heating wire; The 2nd, vibrations that produce in rotation and centrifugal force make between the joint and joint of electric furnace heating wire easily, it is loosening to produce between plug and the socket, thereby cause fault easily.

Exist not enough at application for a patent for invention numbers 2007102025287 and utility model patent grant number ZL200720201359.0; the applicant has further designed a kind of interior plastics machinery and interior heating spiral rod thereof that heats in conjunction with the reality of dissimilar plastics machineries, the plastic granulator of heating, the plastic regenerator of interior heating, the injection machine of interior heating, the extruding machine of interior heating, the blow moulding machine of interior heating, the plastic mixer of interior heating in it comprises.The plastics machinery and the interior heating spiral rod thereof of a kind of interior heating of the present utility model have seven new technical features: the one, and the interior heating pole (6) of interior heating spiral rod (5) endoporus (6.16) lining is static, interior heating pole (6) is not in company with interior heating spiral rod (5) rotation synchronously and do not produce centrifugal force, vibrations and fretting wear, so both the raising of several times the service life of interior heating spiral rod (5), also reduced fault rate to greatest extent.The 2nd, interior heating pole (6) is gone up segmentation and is provided with interior thermocouple temperature measurement head (20), can directly control the temperature of interior heating spiral rod (5) and plasticizing accurately, thereby improves plasticizing quality.The 3rd, the screw thread on the interior heating spiral rod (5) can segmentation be processed into one start screw section (5.2) and multiple thread section (5.1) respectively, and multiple thread can make the plasticizing plastics faster and better.The 4th, be provided with stirrer gear (5.5) on the interior heating spiral rod (5), stirrer gear (5.5) can stir plastics and plastify more fully.The 5th, increased the function that stirs mixing plastics; original plastic granulator and plastic mixer are different types of plastics machineries; all separate when manufacturing and use; because the utility model has been set up stirrer gear and agitating function on interior heating spiral rod, can carry out mixing granulator to different plastics and carry out modifying plastics processing.The 6th, be provided with the compressed air cooling system in interior heating spiral rod (5) endoporus (6.16) lining, can be interior heating spiral rod (5) fast cooling when needing.The 7th, of the present utility model in the plastics machinery and the interior heating spiral rod thereof of heating have the faster and plasticizing characteristics such as more abundant of plasticizing, do not need to be provided with handset when manufacturing and designing, so both saved the steel of an estrade machine, also saved manufacturing cost.

Summary of the invention

Main purpose of the present utility model is: a kind of saves energy is provided, saves the plastics machinery and the interior heating spiral rod thereof of the stable new a kind of interior heating of steel, production efficiency height and high-quality; to overcome the deficiencies in the prior art; overcome problems such as existing plastics machinery waste electric energy, production efficiency are lower, provide a kind of new technology for developing big-and-middle-sized plastic granulator simultaneously.

The plastic granulator of heating, the plastic regenerator of interior heating, the injection machine of interior heating, the extruding machine of interior heating, the blow moulding machine of interior heating, the plastic mixer of interior heating etc. in the plastics machinery of heating comprises in of the present utility model, their common major technique features are: in endoporus (6.16) lining of the interior heating spiral rod (5) of machine pipe (4) lining interior heating pole (6) is set and comes heating plasticizing, heating plasticizing is to be main heating source with interior heating pole (6), and heating collar (8) is auxiliary heating source in addition; The interior heating pole (6) that setting is installed in endoporus (6.16) lining of interior heating spiral rod (5) is static and does not rotate with interior heating spiral rod (5); Can manufacture the interior heating pole (6) of multiple shape with electric furnace heating wire (6.4), can manufacture the interior heating pole of gear shape with electric furnace heating wire (6.4), also can manufacture the interior heating pole of spiral shell and interior heating spiral rod shape thereof with electric furnace heating wire (6.4), also can be made into the interior heating pole of exposed helical spring shape with electric furnace heating wire, with the needs of the plastics machinery of the interior heating of satisfying variety classes and different model; Thermocouple temperature measurement head (6.5) in the plastics machinery of interior heating can be provided with and install heats on the bridge (6.1) in interior thermocouple temperature measurement head lead (20) is installed in, and is connected on the binding post (23); Can compressed air hose (6.15) be installed in endoporus (6.16) lining of interior heating spiral rod (5), when the temperature of interior heating spiral rod (5) is too high, after compressed air enters from air inlet (6.14), produce by boasting from endoporus (6.16) bottom of interior heating spiral rod (5), and discharge, thereby give interior heating spiral rod (5) cooling along the hole wall of endoporus (6.16) from steam vent (6.17); Interior heating spiral rod (5) is to heat, melt, stir, carry endoporus (6.16) lining of the interior heating spiral rod (5) of plastics to be provided with its thread-shaped face and stirrer gear (5.5) shape face interior heating pole (6) static and that do not rotate with interior heating spiral rod (5) is installed; The screw thread of interior heating spiral rod (5) can be adjusted design as required, can on the external diameter of an interior heating spiral rod (5), manufacture and design the probe thread segment (5.2) and the multiple thread section (5.1) of multistage, also can on the external diameter of an interior heating spiral rod (5), all be designed and manufactured into the multiple thread section or all manufacture and design single-threaded in heating spiral rod (5); Can manufacture and design stirrer gear (5.5) on interior heating spiral rod (5) thereby the function of increase and the mixing plastics of raising stirrer gear, size and quantity that stirrer gear (5.5) is set are determined as required; Can be designed and manufactured into different shapes to interior heating spiral rod (5) according to different needs, can be designed and manufactured into the conical interior heating spiral rod of the different forms of thread, also can be designed and manufactured into the columniform interior heating spiral rod of tooth shapes; The supporting reductor of interior heating spiral rod of the plastics machinery of heating is special-purpose in being used for, because of the driven hole axle (14) of reductor has an inner via hole, its inner via hole is the essential passage that installs and fixes interior heating pole (6), and interior heating pole (6) inserts driven hole axle (14) back and is fixed on the shell of reductor.

The utility model specific embodiment: mainly formed and see Fig. 1, Fig. 2, Fig. 3 by going out molding machine head (2), machine pipe (4), interior heating spiral rod (5), interior heating pole (6), outer heating collar (8), reductor (15), support (25) and other auxiliary parts.Finish Fig. 1, Fig. 3 after the assembling, Fig. 5 etc. and be main frame in the plastics machinery, it is supporting also to need to connect control cabinet for power distribution and corresponding auxiliary equipment during production, thereby possesses working condition.The transmission of power is followed successively by: motor---belt---belt pulley (19)---Pulley shaft (18)---driving gear---driven gear (13)---the driven hole of reductor axle (14)---interior heating spiral rod (5).

The utility model specific embodiment: interior heating pole (6) is arranged on endoporus (6.16) lining of interior heating spiral rod (5), and be fixed on the shell of reductor (15), be reserved with the gap of appropriateness between the endoporus (6.16) of interior heating pole (6) and interior heating spiral rod (5), when interior heating spiral rod (5) rotated, interior heating pole (6) was fixed on the shell of reductor (15) along with rotation and does not remain static all the time.Heating is endoporus (6.16) space of thermal energy transfer to interior heating spiral rod (5) by the electric furnace heating wire on the interior heating pole (6), making it to form a fire box temperature is interior heating spiral rod (5) heating, make the core diameter of thread, the thread tooth face of interior heating spiral rod (5) and stir the heating work face that toothed surface all becomes the plasticizing plastics, thereby improve the ability and the speed of plasticizing.

The utility model specific embodiment: when manufacturing and designing the screw thread of interior heating spiral rod (5), to be provided with according to different needs: can manufacture and design for single-threaded or multiple-threaded, also can design stirrer gear or not have stirrer gear, can also adopt multiple thread section (5.1), one start screw section (5.2) and stirrer gear section Combination Design such as (5.3) simultaneously, make it when having extruding and carrying plastic functional, have the function that adds the mixing plastics of thermal agitation.The screw thread of interior heating spiral rod (5) feed zone generally is designed to one start screw section (5.2), can strengthen the charging quantity of raw materials for plastics production like this and raw materials for plastics production are successfully entered in the thread groove, guarantees that feed satisfies the needs of production capacity.One section one start screw section (5.2) has also been designed in the centre of interior heating spiral rod (5) strengthens this section thread groove capacity, thereby reduce the extruding force of the plastics after the plasticizing in this section thread groove, help exhaust, avoid plastics to be extruded in the slave pipe steam vent (7) simultaneously.

The utility model specific embodiment: the plastics machinery of interior heating and the mode of heating of interior heating spiral rod thereof are based on interior heating pole (6), are to assist to heat with the outer heating collar (8) that is installed on the machine pipe (4).Under the general condition of production, heating pole (6) heats production in only using.But when cold machine start was produced, interior heating pole (6) and outer heating collar (8) started heating simultaneously, can shorten preheating time like this.The plastics machinery of the interior heating that model specification is bigger and when high-speed production is opened auxiliary heating of outer heating collar (8) of small number in heating pole (6) heating in opening, can obtain the production efficiency of better plasticizing quality and Geng Gao.All in 300 degree scopes, therefore, the temperature that interior heating spiral rod (5) is heated also is controlled in the 300 degree scopes general plasticization temperature.The temperature of 300 degree is far below medium carbon alloy steel annealing 600 degree---the boundary of 950 degree temperature.Therefore, in 300 degree temperature ranges, can not make interior heating spiral rod (5) reduce hardness and its mechanical performance of reduction.The control temperature is by the interior thermocouple temperature measurement head (6.5) on the interior heating pole (6) the temperature letter to be transferred in the control cabinet for power distribution, is controlled automatically by temperature controller again.

The utility model specific embodiment: when carrying out production and processing, plastic raw materials is put in the hopper (10), under the rotation of interior heating spiral rod (5) promotes, plastics are pressed against multiple thread section (5.1) and carry out the shunting of proper thickness, allow plastics four sides in thread groove be subjected to thermoplastification, when plastics are squeezed to stirrer gear section (5.3), stirrer gear section (5.3) is shunted in length and breadth to the plastics of preliminary plasticizing repeatedly, stir, a plasticizing and a plastics of basic plasticizing are squeezed to the one start screw section (5.2) in stage casing, make in the relative again thread groove that concentrates on the relative broad of one start screw section (5.2) of plastics, to next section multiple thread section (5.1) with stirrer gear section (5.3) is crowded send, shunt in length and breadth repeatedly more again simultaneously, stir and fully plasticizing.Fully the plastics that plasticizing is good are extruded discharging head (2), by the pre-customized product that makes.

The utility model specific embodiment: the plastics machinery and the interior heating spiral rod thereof of heating have points of resemblance and difference in different types of.Something in common is: the design and installation of the machine pipe (4) of the plastics machinery main frame of heating, interior heating spiral rod (5), interior heating pole (6), reductor (15), support (25) etc. is identical with principles such as heating, plasticizing, machine driving substantially in different types of.Difference is: the head and the subsidiary engine of discharging have nothing in common with each other.When the plastic granulator that in making, heats, the extrusion molding material machine of interior heating, can make by the design principle of Fig. 1 or Fig. 3.But as required, can be in addition apolegamy is suitable for mutually from prior art and product discharging head: in producing during the plastic regenerator of heating, on the basis of manufacturing by Fig. 1, Fig. 2, from prior art and product, match the discharging head of the quick replacing screen pack of fluid pressure type in addition, thereby give full play to the performance of its high efficiency production; In manufacturing during the blow moulding machine of the extruding machine of heating and interior heating, on the basis of manufacturing by Fig. 1, Fig. 3, the discharging head and the subsidiary engine thereof of corresponding preparation reservation shape just can produce the plastic product of extrusion modling or blow molding; During the injection machine that heats in making, manufacture and design by Fig. 5 design principle, its discharging head is injection moulding head (29).The utility model not only is applicable to the plastics machinery (Fig. 1, Fig. 3, Fig. 5) of the interior heating that variety classes is horizontal, also is applicable to the plastics machinery of the interior heating that variety classes is vertical.

The plastics machinery of above-mentioned interior heating of the present utility model and the making principle of interior heating spiral rod thereof: in the plastic mixer of the plastic granulator that in making installation, heats, the plastic regenerator of interior heating, the injection machine of interior heating, the extruding machine of interior heating, the blow moulding machine of interior heating, interior heating, it is made to install and both had points of resemblance, difference is arranged again, identical manufacturing is installed: after processing each parts respectively by Fig. 1, Fig. 3, Fig. 5 earlier, carry out following installation successively: reductor (15) is installed on the support (25); Machine pipe (4) is installed on the reductor; Interior heating spiral rod (5) is installed in the hole of the driven hole of reductor axle (14), makes concavo-convex wheel the (5.4) on the interior heating spiral rod (5) identical, thereby realize transmission of power with the concavo-convex aperture of the driven hole of reductor axle (14); With screw (11) machine pipe (4) is installed on reductor (15) and the support (26); Outer heating collar (8), hopper (10) are installed in respectively on the machine pipe; The interior heating pole (6) that assembles is inserted from the endoporus of the driven hole of reductor axle (14) in the endoporus (6.16) of interior heating spiral rod (5), and interior heating pole (6) is fixed on the reductor (15) with dog screw (16); Also be fixed on the binding post (23) for interior thermocouple temperature measurement head lead (20) and electric furnace heating wire lead (21) suit porcelain tube (6.7) respectively, from binding post (23) thermocouple temperature measurement head lead (20) and electric furnace heating wire lead (21) be transferred to control cabinet for power distribution again; Again outer heating collar (8) lead is fixed on the binding post (23), and is transferred to control cabinet for power distribution; With V belt the belt pulley on belt pulley (19) on the reductor driving shaft (18) and the motor is coupled together; These are that part is installed in identical manufacturing.Difference is: extruding machine (Fig. 3 of the interior heating of heating spiral rod (5) in two, the endoporus of machine pipe (4) Fig. 4), interior heating spiral rod (5), interior heating pole (6) and the driven hole of reductor axle (14) all are arranged to two, parallel with interior heating spiral rod (5) and together during installation heating spiral rod (9) in the left side, make in the endoporus of thread and thread groove identical back threading machine pipe (4) and threading reductor driven hole axle (14), install to design between rear thread tooth and the thread groove and be reserved with certain clearance, during rotation in the left side heating spiral rod (9) and interior heating spiral rod (5) be same speed, synchronous and equidirectional rotation, do not produce friction and collision each other, its mechanical performance characteristics be plastify faster, plasticizing quality is better, and production efficiency is higher.Produce different types of in the plastics machinery of heating to dispose discharging head and subsidiary engine as required: on aforementioned mounted basis, give Fig. 1, Fig. 3 interior heating plastics machinery equipped top discharge head (2) or equipped hydraulic pressure quick net exchanging discharging head or equipped shaping discharging machine head or equipped blowing discharging head makes its plastic granulator that becomes the interior heating of single or two interior heating spiral rods (5) respectively, the plastic regenerator of interior heating, the injection machine of interior heating, the extruding machine of interior heating, the blow moulding machine of interior heating, the plastic mixer of interior heating.

The plastics machinery of heating and the making principle of interior heating spiral rod thereof in of the present utility model: in make installing during the injection machine of heating, the manufacturing of its machine pipe (4), interior heating spiral rod (5), interior heating pole (6) or the like is installed with the manufacturing installation of the plastic granulator of above-mentioned interior heating etc. basic identical.Different places are: what installed machine pipe (4) front is injection moulding head (29); Reductor (15) internal gear design and installation difference; Motor (30) is by on reductor (15); Mold injection chamber (28) is installed on the support (25) of injection moulding head (29) front end, and mold injection chamber (28) are the operating rooms of production mould being installed and producing injecting products, and to the size design of mold injection chamber (28), size decides as required; Reductor (15) is installed on the track of support (25), during injection moulding by liquid pump promote to advance product mold injection moulding in being installed in mold injection chamber (28).

The plastics machinery of heating and the making principle of interior heating spiral rod thereof in of the present utility model, in make installing during heating pole (6), mainly contain two kinds of preparation methods: first method is to manufacture gear shape stove silk seat (6.3) with high-temperature insulation material, electric furnace heating wire (6.4) is installed on the gear shape stove silk seat (6.3), and is assembled into interior heating pole (6); Second method is to manufacture heating tube (6.12) with electric furnace heating wire (6.4), again heating tube (6.12) is processed into needed shape, and be assembled into interior heating pole (6), manufacture the interior heating pole (seeing Fig. 7, Fig. 8) of gear shape with aforementioned first method, manufacture the interior heating pole (seeing Fig. 9, Figure 10) of spiral heating tube with aforementioned second method.After making, make up the parts of interior heating pole (6) installation successively: heating bridge (6.1) in criss-cross is inserted the endoporus and the welding of heating on the pole socket (6.2); Insulating collar (6.13) and gear shape stove silk seat (6.3) are fixed on the heating bridge (6.1) by Fig. 7, as required gear shape stove silk seat (6.3) is divided into and severally is one group and is installed and fixed into several sections, section separates certain distance with section, make its formation warm area one by one, set up an insulating collar (6.13) for every section, make the temperature independence of each warm area and be easy to regulation and control; The length of each gear shape stove silk seat (6.3) is 5---10 centimetres; Electric furnace heating wire (6.4) around in the hole that penetrates the gear shape stove silk seat (6.3) that assembles, every section warm area is worn around a dish electric furnace heating wire (6.4), the diameter of electric furnace heating wire (6.4) is slightly less than the semicircular diameter of teeth groove on the gear shape stove silk seat (6.3), is advisable can penetrate and not drop out; Interior thermocouple temperature measurement head (6.5) is installed on the heating bridge (6.1), and each warm area is installed one; Give the electric furnace heating wire lead (21) of each warm area and in each thermocouple temperature measurement head lead (20) wear full porcelain tube (6.7) and install and fix to the endoporus that heats pole socket (6.2) in the groove of heating bridge (6.1) in criss-cross, need guarantee the isolation each other and the insulation of electric furnace heating wire lead (21), interior thermocouple temperature measurement head lead (20), interior heating bridge (6.1) etc., avoid causing fault.So far finish the assembling of heating pole (6) in the combination.The interior heating pole of heating tube (6.12) formula is the heating tube (6.12) except that what adopt, and the installation method of the interior heating pole (6) of remaining parts and manufacture method and gear shape stove silk seat (6.3) formula is basic identical.Making heating tube has multiple shape, except that manufacturing screw type heating tube (6.12), can also manufacture U-shaped, in-line etc. the heating tube of multiple shape.

The plastics machinery of heating and the making principle of interior heating spiral rod thereof in of the present utility model: in making during heating spiral rod (5), need determine according to the plastics machinery that heats in the variety classes and specification thereof size: establish several sections multiple thread sections (5.1), establish several sections one start screw sections (5.2), establish several sections stir gear segments (5.3), establish how many head threads, pitch is much, establish what stirrer gears (5.3) waits all will adjust and manufacture and design, thereby satisfy the various interior plastics machinery performances that heat and the needs of production.Can manufacture and design tapered interior heating spiral rod (Figure 11) to interior heating spiral rod (5), when manufacturing and designing tapered interior heating spiral rod, the endoporus of the machine pipe (4) supporting with it also needs to be designed and manufactured into cone-shaped inner hole.

The making principle of the plastics machinery of heating in of the present utility model: when manufacturing and designing the compressed air cooling system of interior heating spiral rod (5), the center of heating bridge (6.1) in compressed air hose (6.15) is set in parallel in, the gas outlet of compressed air hose (6.15) is arranged at the bottom of the hole of endoporus (6.16) of interior heating spiral rod (5), compressed air is discharged to steam vent (6.17) along the hole wall of endoporus (6.16) at the bottom of the hole, make interior heating spiral rod (5) cooling rapidly.

The beneficial effects of the utility model are: the plastics machinery of heating and interior heating spiral rod thereof have been compared " three saving " and " three raisings " with the plastics machinery of existing extra of the same type heating in of the present utility model, " three saving " promptly: about 20%, the saving manufacturing cost of saves energy 40% or more, saving steel; " three raisings " promptly: enhance productivity about 100%, improved plasticizing quality, improved combination property.The utility model makes the plastics machinery of big-and-middle-sized interior heating for research and the plastics machinery of exploitation independent brand has been created favourable technical conditions, therefore, promotes the utility model and can produce remarkable economic efficiency and social benefit.

Description of drawings

Below in conjunction with accompanying drawing and enforcement example the utility model is further specified.

Fig. 1 is the plastic granulator structural representation of interior heating

Fig. 2 is the A-A cutaway view of Fig. 1

Fig. 3 is the extruding machine structural representation of the interior heating of two interior heating spiral rods

Fig. 4 is the A-A cutaway view of Fig. 3

Fig. 5 is the injection machine structural representation of interior heating

Fig. 6 is the A-A cutaway view of Fig. 5

Fig. 7 is the interior heating pole structural representation of gear shape

Fig. 8 is the left view of Fig. 7

Fig. 9 is the interior heating pole structural representation of spiral heating tube

Figure 10 is the left view of Fig. 9

Figure 11 is the interior heating spiral rod structural representation of taper

Figure 12 is columniform interior heating spiral rod structural representation

The specific embodiment

Each component names of Fig. 1-Figure 12: 1, the head screw, 2, the discharging head, 3, the honeycomb hole gauze pad, 4, the machine pipe, 5, interior heating spiral rod, 5.1, the multiple thread section, 5.2, the one start screw section, 5.3, the stirrer gear section, 5.4, the concavo-convex wheel, 5.5, stirrer gear, 6, interior heating pole, 6.1, interior heating bridge, 6.2, the heating pole socket, 6.3, gear shape stove silk seat, 6.4, electric furnace heating wire, 6.5, interior thermocouple temperature measurement head, 6.6, piece together tight nut, 6.7, porcelain tube, 6.8, screw hole, 6.9, the heating tube binding post, 6.10, the binding post nut, the stifled circle of 6.11 porcelain, 6.12, heating tube, 6.13, insulating collar, 6.14, air inlet, 6.15, compressed air hose, 6.16, endoporus, 6.17, steam vent, 7, the parent tube steam vent, 8, outer heating collar, 9, left side heating spiral rod, 10, hopper, 11, screw, 12, the tapering bearing, 13, driven gear, 14, the driven hole of reductor axle, 15, reductor, 16, dog screw, 17, bearing, 18, the reductor driving shaft, 19, belt pulley, 20, interior thermocouple temperature measurement head lead, 21, the electric furnace heating wire lead, 22, nut, 23, binding post, 24, the porcelain terminal plate, 25, support, 26, support, 27, hold-doun nut, 28, the mold injection chamber, 29, the injection moulding head, 30, motor, 31, motor gear.

Be the plastic granulator structural representation of interior heating among Fig. 1: reductor (15) is installed on the support (25) with hold-down screw (27); Interior heating spiral rod (5) is installed in the driven hole of the reductor axle (14), machine pipe (4) is enclosed within interior heating spiral rod (5) upward to be fixed on the reductor (15) with screw (11) back, respectively honeycomb hole gauze pad (3), discharging head (2), outer heating collar (8) and hopper (10) are installed on the machine pipe (4), the interior heating pole (6) that assembles is inserted endoporus (6.16) lining of mounted interior heating spiral rod (5) from the hole of the driven hole of reductor axle (18), and be fixed on the shell of reductor (15) with dog screw (16), respectively interior thermocouple temperature measurement head lead (20), electric furnace heating wire lead (21) is connected on the binding post (23).

Be installed on the support (25) for reductor (15) among Fig. 2, machine pipe (4) is installed on the reductor (15), and interior heating spiral rod (5) is installed in the endoporus (6.16) of machine pipe (4), and hopper (10) is installed in the top of machine pipe (4).

Be pair extruding machine structural representation of the interior heating of interior heating spiral rods (5) among Fig. 3: reductor (15) is installed on the support (25) with hold-down screw (27), heating spiral rod (9) and interior heating spiral rod (5) parallel connection in the left side are packed in the driven hole of the reductor axle (14) simultaneously, machine pipe (4) is enclosed within on the external diameter of heating spiral rod (9) and interior heating spiral rod (5) in the left side and then is fixed on the shell of reductor (15) with screw (11), respectively discharging head (2), outer heating collar (8) and hopper (10) are installed on the machine pipe (4), 2 interior heating poles (5) that assemble are inserted respectively from the endoporus of the driven hole of reductor axle (18) back also is fixed on the shell of reductor (15) with dog screw (16) in the endoporus (6.16) of heating spiral rod (9) and interior heating spiral rod (5) in the left side, respectively interior thermocouple temperature measurement lead (20), electric furnace heating wire lead (21), be connected on the binding post (23).

Be installed on the support (25) for reductor (15) among Fig. 4, machine pipe (4) is installed on the reductor (15), and heating spiral rod (9) and interior heating spiral rod (5) are installed in the endoporus (6.16) of machine pipe (4) in the left side, and hopper (10) is installed in the top of machine pipe (4).

Among Fig. 5 for the injection machine structural representation of interior heating: with hold-down screw (27) reductor (15) is fixed on the track of support (25), interior heating spiral rod (5) is installed on the driven hole of the reductor axle (14), machine pipe (4) is enclosed within interior heating spiral rod (5) to be gone up and is fixed on the reductor (15) with screw (11), respectively injection moulding head (29), outer heating collar (8) and hopper (10) are installed on the machine pipe (4), motor (30) is installed in the top of reductor (15), interior thermocouple temperature measurement lead (20) and electric furnace heating wire lead (21) are connected respectively on the binding post (23), mold injection chamber (28) are installed on the front end of support (25).

Reductor among Fig. 6 (15) is installed on the track in the support (25), and machine pipe (4) is installed on the reductor (15), and interior heating spiral rod (5) is installed in the endoporus of machine pipe (4), and motor is installed on the reductor (15).

Fig. 7 is the interior heating pole structural representation of gear shape, gear shape electric furnace heating wire seat (6.3) among the figure is a profile: 8 joint gear shape electric furnace heating wire seats (6.3) be divided into three groups and insulating collar (6.13) be installed on the heating bridge (6.1), 3 electric furnace heating wires (6.14) intert in the teeth groove of 3 groups of gear shape electric furnace seats (6.3) respectively, the parallel design and installation of compressed air hose (6.15) is in interior heating bridge (6.1), 2 interior thermocouple temperature measurement heads (6.5) are installed on the interior heating frame (6.1), give the full porcelain tube (6.7) of interior thermocouple temperature measurement head lead (20) and electric furnace heating wire lead (21) cover and in ten pilot trench of interior heating bridge (6.1), be installed to the outer end of heating pole socket (6.2).

Heat on the bridge (6.1) in the cross for gear shape electric furnace heating wire seat (6.3) is installed among Fig. 8, electric furnace heating wire (6.4) is interspersed to install around in gear shape electric furnace heating wire seat (6.3), interior thermocouple temperature measurement head (6.5) is installed in and heats on the bridge (6.1) in the cross, electric furnace heating wire lead (21) and interior thermocouple temperature measurement head lead (20) are through respectively in the hole of porcelain tube (6.7) of 4 hole shapes, and the center of bridge (6.1) is heated in compressed air hose (6.15) design and installation in criss-cross.

Fig. 9 is the interior heating pole structural representation of spiral heating tube: interior heating bridge (6.1) is installed on the heating pole socket (6.2), the 3 spiral heating tubes of dish (6.12) are divided into three sections and are installed on the interior heating bridge (6.1), with binding post nut (6.10) electric furnace heating wire lead (21) is fastened on respectively on the heating tube binding post (6.9), be enclosed within electric furnace heating wire lead (21) upper edge with porcelain tube (6.7) in the cross bath of heating bridge (6.1) and install and fix, give 2 interior thermocouple temperature measurement head leads (20) cover full porcelain tube (6.7) back and its cross recess along interior heating bridge (6.1) is installed and fixed.

Be installed on the heating pole socket (6.2) for heating bridge (6.1) in criss-cross among Figure 10, heat on the bridge (6.1) in spiral heating tube (6.12) and interior thermocouple temperature measurement head (6.5) are installed in, electric furnace heating wire lead (21) and interior thermocouple temperature measurement head lead (20) are interted respectively in the hole of porcelain tube (6.7), and compressed air hose (6.15) is arranged on the center of interior heating pole (6.1).

Among Figure 11 for the interior heating spiral rod structural representation of taper: be provided with 2 sections multiple thread sections (5.1), 2 sections one start screw sections (5.2), 2 sections stirrer gear sections (5.3) on the external diameter of the interior heating spiral rod (5) of taper respectively, every section stirrer gear section (5.3) is provided with stirrer gear section (5.5), and concavo-convex wheel the (5.4) is the shaft joint that is provided with for transmission.

Among Figure 12 the structural representation of columniform interior heating spiral rod (5): be provided with 2 sections multiple thread sections (5.1), 2 sections one start screw sections (5.2) and 1 section stirrer gear section (5.3) respectively on the external diameter of heating spiral rod (5) in columniform, stirrer gear section (5.3) is provided with stirrer gear section (5.5), and concavo-convex wheel the (5.4) is the shaft joint that is provided with for transmission.

Claims

1. the plastics machinery of heating in a kind; plastic granulator, the plastic regenerator of interior heating, the injection machine of interior heating, the extruding machine of interior heating, the blow moulding machine of interior heating and the plastic mixer of interior heating of heating in it comprises is characterized in that: the endoporus (6.16) of the interior heating spiral rod (5) of machine pipe (4) lining be provided with install in heating pole (6) come the heat fused plastics.

2. according to the plastics machinery of a kind of interior heating described in the claim 1, it is characterized in that: the interior heating pole (6) that setting is installed in interior heating spiral rod (5) endoporus (6.16) lining is static and does not rotate in company with interior heating spiral rod (5).

3. according to a kind of interior plastics machinery that heats described in the claim 1, it is characterized in that: interior heating pole (6) is the interior heating pole that manufactures gear shape with electric furnace heating wire (6.4), manufacture spiral interior heating pole again after also manufacturing spiral heating tube (6.12) with electric furnace heating wire (6.4), can also manufacture the interior heating pole of U-shaped or in-line with heating tube (6.12), also can be made into the interior heating pole of exposed helical spring shape with electric furnace heating wire.

4. according to a kind of interior plastics machinery that heats described in the claim 1, it is characterized in that: thermocouple temperature measurement head (6.5) in the plastics machinery of interior heating and interior heating spiral rod thereof can be provided with and install, heat on the bridge (6.1) in interior thermocouple temperature measurement head (6.5) setting is installed in, heat on the bridge (6.1) in interior thermocouple temperature measurement head lead (20) is installed in, and be connected on the binding post (23).

5. according to a kind of interior plastics machinery that heats described in the claim 1, it is characterized in that: the plastics machinery setting of interior heating is equipped with the compressed air cooling device, compressed air hose (6.15) and interior heating bridge (6.1) combination are arranged on endoporus (6.16) lining of interior heating spiral rod (5), after compressed air enters from air inlet (6.14), produce by boasting from endoporus (6.16) bottom of interior heating spiral rod (5), and discharge from steam vent (6.17) along the hole wall of endoporus (6.16).

One kind be used in the interior heating spiral rod (5) of plastics machinery of heating, heat, melt, stir, carry plastics with its thread-shaped face and stirrer gear (5.5) shape face, it is characterized in that: interior heating spiral rod (5) is provided with endoporus (6.16), can be provided with in endoporus (6.16) lining interior heating pole (6) static and that do not rotate with interior heating spiral rod (5) is installed.

7. according to a kind of interior heating spiral rod (5) that is used for the plastics machinery of interior heating described in the claim 6, it is characterized in that: the screw thread of interior heating spiral rod (5) is one start screw section (5.2) and the multiple thread section (5.1) that manufactures and designs multistage on an interior heating spiral rod (5) external diameter, also can on an interior heating spiral rod (5) external diameter, all be designed and manufactured into multiple thread or all be designed and manufactured into single-threaded in heating spiral rod (5).

8. the interior heating spiral rod (5) of the plastics machinery of heating in being used for according to a kind of described in the claim 6 is characterized in that: manufacture and design stirrer gear is arranged (5.5), one start screw section (5.2) and multiple thread section (5.1) on interior heating spiral rod (5).

9. according to a kind of interior heating spiral rod (5) that is used for the plastics machinery of interior heating described in the claim 6, it is characterized in that: the design shape of interior heating spiral rod (5) has two kinds, a kind of is the conical interior heating spiral rod that is designed and manufactured into the different forms of thread, and another kind is the columniform interior heating spiral rod that is designed and manufactured into the different forms of thread.