CN204505774U

CN204505774U - A kind of accessory of energy-efficient production plastic product

Info

Publication number: CN204505774U
Application number: CN201520126073.5U
Authority: CN
Inventors: 张莫廷
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-03-04
Filing date: 2015-03-04
Publication date: 2015-07-29
Anticipated expiration: 2025-03-04

Abstract

The utility model discloses a kind of accessory of energy-efficient production plastic product, comprise the gun barrel offering charging aperture and the screw device be installed in gun barrel, gun barrel is provided with at least one group of filter bores, often organize in filter bores and sieves head is all installed, often organize filter bores and be located at a discharging opening on gun barrel by equidirectional interval and a feedback outlet forms; Screw device is singe screw or twin-screw, singe screw is that N root screw rod serial connection forms and corresponds to the split singe screw being interval with dividing plate of discharging opening and feedback outlet or screw rod be divided into the disjunctor singe screw of N joint by dividing plate and the installation site of dividing plate corresponds to the interval of discharging opening and feedback outlet in the junction of every two screw rods, and twin-screw to be arranged in parallel and occlusion setting forms mutually in equidirectional by two component body singe screw or two groups of disjunctor singe screw; The wherein positive integer of N >=2.Accessory of the present utility model is applied on plastic apparatus, realizes not shutting down draping, have that equipment is stablized, security is high, the advantage that production cost is low.

Description

A kind of accessory of energy-efficient production plastic product

Technical field

The utility model belongs to plastics machinery technical field, is specifically related to a kind of accessory of energy-efficient production plastic product.

Background technology

Screw rod, gun barrel and sieve head, be requisite accessory in the equipment of manufacture plastic product, as plastics machineries such as tuber, inflation film manufacturing machine, regenerated granule machine, wire drawing machinees, all use gun barrel, screw rod and sieve head accessory.In use procedure, screw rod is generally installed in gun barrel, for conveying, stirs material; And gun barrel realizes the effects such as mechanical pressure balance or exhaust; Sieve head plays the filtration of filtering foul, waste material, the general extruding end being installed on screw rod with molding die or rearmounted die head, and needs to change being installed on the screen cloth sieved on head in actual production process.Due to the problem of the structural design of screw rod, gun barrel, sieve head accessory, traditional old-fashioned plastic machinery equipment is made in use to there is following defect:

1, screen cloth is at Renewal process, be ensure safety, must shut down, cause production efficiency low, equipment is ceaselessly started shooting, preheating, shutdown operation, make plastics machinery fragile, consume the energy large;

2, sieve the extruding end that head and rearmounted die head or molding die are installed on screw rod, when changing screen cloth or filtering discharging, the balance of mechanical pressure can not be kept, under production environment cannot be made to be in vacuum condition.Affect the quality of plastic product and the security of machinery like this;

3, plastic product is varied, and wherein the most basic production stage is: waste material → cause particle → filtering shaping.Because the structure of conventional plastic mechanical composition accessory exists shortcoming, process from waste product to finished product needs 2 ~ 3 equipment to coordinate together just to complete.Production cost is made greatly to improve like this.

Utility model content

For above-mentioned deficiency, technical problem to be solved in the utility model is to provide one when changing screen cloth, and need not shut down, security is high, and production cost is low, can solve the vacuum problem of plastics machinery, the accessory of the energy-efficient production plastic product improved the quality of products.

For achieving the above object, the utility model is achieved through the following technical solutions:

A kind of accessory of energy-efficient production plastic product, comprise the gun barrel offering charging aperture and the screw device be installed in gun barrel, described gun barrel is provided with at least one group of filter bores, often organize in filter bores and sieves head is all installed, often organize filter bores and be located at a discharging opening on gun barrel by equidirectional interval and a feedback outlet forms; Described screw device is singe screw or twin-screw, wherein singe screw is that N root screw rod serial connection forms and corresponds to the split singe screw being interval with dividing plate of discharging opening and feedback outlet or screw rod be divided into the disjunctor singe screw of N joint by dividing plate and the installation site of described dividing plate corresponds to the interval of discharging opening and feedback outlet in the junction of every two screw rods, and described twin-screw to be arranged in parallel and occlusion setting forms mutually in equidirectional by two component body singe screw or two groups of disjunctor singe screw; The wherein positive integer of N >=2.

In such scheme, structure for hand sieves head can comprise sieve overcoat and be provided with the long sieve of circle of opening, described sieve overcoat is provided with feed cavity in the horizontal direction, and one end of feed cavity is connected with discharging opening by lath, and the below of the feed cavity other end is connected with feedback outlet by lath; The long screen jacket of described circle to be located in feed cavity and to be had difference in height with the both sides inwall of feed cavity.

In such scheme, further, for the structure of hand sieves head can also be: comprise sieve overcoat and circle plansifter, be enclosed within vertical direction outside described sieve and be provided with feed cavity wide at the top and narrow at the bottom, the lower end of described feed cavity is connected with discharging opening by lath, and the side of feed cavity upper end is connected with feedback outlet by lath; Described round plansifter to be located in feed cavity by sieve headgear and to be had difference in height with the bottom interior wall of feed cavity.

The sieves head of above-mentioned hand structure is provided with the control device opened and closed in order to controlled filter hole, described control device comprises handle and through lath, plug flitch above discharging opening and feedback outlet, handle is connected with the one end of filling in flitch; Described plug flitch be interval with multiple putty bar and leak material strip, wherein the length of putty bar and leakage material strip is equal to the aperture width of filter bores, and the width of putty bar equals the width of lath, and the width leaking material strip is less than the width of putty bar.

In such scheme, the structure of described hand sieves head can also be: the synchro switch comprising feeding cylinder and open and close in order to controlled filter hole, one end of described feeding cylinder is connected with discharging opening, its other end is connected with feedboard, the below of feedboard is provided with opening, below opening, be provided with two pieces of side plates and be installed on the side's sieve veneer between two side plates, the both sides of described side's sieve veneer are all provided with the feed back plate being provided with opening, and the lower end of feed back plate is connected with feedback outlet.

In such scheme, described synchro switch can comprise the consistent plug stock column of two specifications, described plug stock column is interval with the leakage material strip that multiple putty bar and width are less than the width of putty bar, is connected with joystick after one end of two plug stock columns is connected, wherein the other end of a plug stock column to be arranged in feeding cylinder and the interior and width of its putty bar of the opening that the width of its putty bar equals the width of feeding cylinder bore, the other end of another root plug stock column is arranged in feed back plate equals the aperture width of the opening of feed back plate.

In such scheme, for the structure of auto-manual system sieves head can be: comprise feeding cylinder, one end of described feeding cylinder is connected with discharging opening, its other end is connected with feedboard, the below of feedboard is provided with opening, the two sieve plates being provided with two pieces of side plates and being installed between two side plates below opening, described pair of sieve plate can move forward and backward along the direction being parallel to feedboard; All be provided with the feed back plate being provided with opening in the both sides of two sieve plate, the lower end of feed back plate is connected with feedback outlet.In use, described pair of sieve plate is connected with the device driving its work to auto-manual system sieves head, but still need manually operate.

In such scheme, the sieves header structure realizing full rotation type can be: comprise feeding cylinder, roller base and be sheathed on outer and corresponding to the position of the feedback outlet rotation rotary strainer of gun barrel, one end of feeding cylinder is connected with discharging opening, its other end is connected with the entrance of roller base, and described roller base is installed on the top rotating rotary strainer by fixed mechanism; To be provided with screen cloth between rotary strainer at roller base and rotating to roll and send roller; Described rotation rotary strainer comprises circular screen mesh, and the two ends of described circular screen mesh are all provided with the annulus baffle plate that interior circular diameter equals circular screen mesh diameter, and the inner circle of described annulus baffle plate is connected with circular screen mesh and one-body molded; Be provided with one group of rotating shaft outside the cylindrical of described annulus baffle plate, described rotating shaft is in transmission connection by gear and driving mechanism.

The group number of described filter bores can be 1 ~ 4, homonymy spread configuration or be symmetricly set on gun barrel.

In such scheme, discharge for ease of the moisture will contained in the air pressure in gun barrel or plastics materials, keep the pressure balance of gun barrel and the security of equipment, between charging aperture and the discharging opening near charging aperture, above gun barrel, offer exhaust outlet.

Described screw device can for rotating forward screw thread discharging or the discharging of reversion screw thread.

The screw-rod structure that the utility model adopts improves to some extent, and the structure of gun barrel also improves to some extent, and the sieves head namely offering many group filter bores and be used in combination with filter bores on gun barrel, is also provided with different gauge taps according to different sieves header structures.The screw rod of said structure, gun barrel and sieves head are applied on the equipment of production plastic product.Compared with traditional accessory, there is following advantage:

1, do not need to shut down draping, realize the continuous operation of equipment, reduce the resource such as water power, labour, the damage that equipment causes because of frequent start, shutdown can also be reduced, improve the service life of equipment;

2, plastics materials be filter bores by being provided with on gun barrel and with the use of sieves head carry out before filter, therefore do not need to adopt rearmounted filtration die head at the extruding end of screw rod, such change makes gun barrel and whole production equipment can not because of the phenomenon changing die head, the first-class operation of delivery causes pressure imbalance, under making the production of plastic product be in pressure balance, vacuum state condition always, so both ensure that the security of production, also can improve the quality of product;

3, its structure of sieves head of the utility model employing is varied, have hand, semiautomatic and full rotation type, in conjunction with the use of screw rod and gun barrel, legacy equipment needs 2 ~ 3 production works that just can complete, the utility model only needs one just can complete, practical, greatly reduce production cost.

Accompanying drawing explanation

Fig. 1 is that the split singe screw of two screw rod serial connections assembles schematic diagram with the one of the gun barrel being provided with two groups of filter bores.

Fig. 2 is that the split singe screw of three screw rod serial connections assembles schematic diagram with the one of the gun barrel being provided with two groups of filter bores.

Fig. 3 is that the disjunctor singe screw that a screw rod is divided into three joints assembles schematic diagram with the another kind of the gun barrel being provided with two groups of filter bores.

Fig. 4 be three screw rods serial connection split singe screw be provided with one group of filter bores and be provided with the assembling schematic diagram of the gun barrel of exhaust outlet.

Fig. 5 is that the split singe screw of three screw rod serial connections assembles schematic diagram with the one of the gun barrel being provided with three groups of filter bores.

Fig. 6 be three screw rods serial connection split singe screw be provided with four groups of one crossing the gun barrel of sieve aperture and assemble schematic diagram.

Fig. 7 is that the twin-screw of disjunctor singe screw formation and the one of gun barrel assemble schematic diagram.

Fig. 8 is the long sieve of circle is the screw rod of Fig. 1, the mounting structure figure of gun barrel with structure.

Fig. 9 is circle plansifter and structure is the screw rod of Fig. 1, the mounting structure figure of gun barrel.

Figure 10 is the structural representation of plug flitch.

Figure 11 is the structural representation of putty bar on lath during putty on plug flitch.

Figure 12 is the structural representation that the leakage material strip on plug flitch leaks when expecting on lath.

Figure 13 is the structural representation of synchro switch.

Figure 14 is plug stock column putty and the view of leaking material.

Figure 15 is the structural representation of two sieve plate.

Figure 16 side of being sieve veneer and structure are the screw rod of Fig. 1, the mounting structure figure of gun barrel.

Figure 17 is two plate sieve is the screw rod of Fig. 4, the mounting structure figure of gun barrel with structure.

Figure 18 is two plate sieve is the screw rod of Fig. 2, the mounting structure figure of gun barrel with structure.

Figure 19 side of being sieve veneer and structure are the screw rod of Fig. 6, the mounting structure figure of gun barrel.

Figure 20 is two plate sieve, side's sieve veneer and structure is the screw rod of Fig. 5, a kind of mounting structure figure of gun barrel.

Figure 21 is rotation rotary strainer and structure is the screw rod of Fig. 4, the mounting structure figure of gun barrel.

Figure 22 is the side view that rotation rotary strainer is installed on gun barrel.

Figure 23 is the front view that rotation rotary strainer is installed on gun barrel.

Number in the figure is: 1, screw device; 2, gun barrel; 3, charging aperture; 4-1, discharging opening; 4-2, feedback outlet; 5, exhaust outlet; 6, the long sieve of circle; 7, overcoat is sieved; 7-1, feed cavity; 7-2, lath; 8, flitch is filled in; 8-1, putty bar; 8-2, leakage material strip; 9, handle; 10, head is sieved; 11, plansifter is justified; 12, feeding cylinder; 13, feedboard; 14, side plate; 15, veneer sieves in side; 16, feed back plate; 17, synchro switch; 18, two sieve plate; 19, roller base; 19-1, roll; 20, rotary strainer is rotated; 20-1, annulus baffle plate; 20-2, rotating shaft; 21, screen cloth rolls and send roller; 22, fore-set; 23, fixed head; 24, regulating spring seat; 25, spring; 26, power transmission shaft; 27, drive speed-adjusting motor; 28, gear; 29, heating plate; 30, internal fixtion cover; 31, dividing plate.

Detailed description of the invention

Embodiment 1

A kind of accessory of energy-efficient production plastic product, comprise the gun barrel 2 offering charging aperture 3 and the screw device be installed in gun barrel 3, described gun barrel is provided with at least one group of filter bores, often organize in filter bores and be all provided with sieves head, the package assembly of described gun barrel 2 and screw device 1 is as shown in Fig. 1 ~ Fig. 7.Gun barrel of the present utility model 2 and screw device 1 with the use of be provided with multiple can embodiment, be not limited to the package assembly of Fig. 1 to Fig. 7, be only preferred embodiment, not in order to limit protection domain of the present utility model.

Described screw device 1 is singe screw or twin-screw, wherein singe screw is that N root screw rod serial connection forms and corresponds to the split singe screw being interval with dividing plate 31 of discharging opening 4-1 and feedback outlet 4-2 or screw rod is divided into the disjunctor singe screw of N joint by dividing plate 31 and the interval that described dividing plate 31 is installed on this screw rod, the installation site of dividing plate 31 corresponds to discharging opening 4-1 and feedback outlet 4-2, the wherein positive integer of N >=2 in the junction of every two screw rods.Described dividing plate 31 is in annular, be set on the junction of screw rod, when not affecting the mechanical connection between screw rod, play the effect of the circulation blocking material, the discharging opening 4-1 that material is provided with from gun barrel 2 flows out, after the filtration of screen head, material flow in gun barrel 2 from feedback outlet 4-2 again, is delivered to next process finally by screw device 1; When for disjunctor singe screw, a screw rod is divided into the multi-segmental that can be interconnected together, is set with described dividing plate 31 in every two sections junctions.

Described split singe screw according to need of production can select 2,3,4 or other be greater than 2 positive integer root serial connection form, in the present embodiment, described split singe screw preferably by 2 or 3 screw rod be connected in series form; And disjunctor singe screw to be a screw rod be divided into 2 joints, 3 joints, 4 joints or other positive integers being greater than 2 by dividing plate 31 saves, in the present embodiment, be preferably 2 to 4 joints.

Described twin-screw to be arranged in parallel and occlusion setting forms mutually in equidirectional by two component body singe screw or two groups of disjunctor singe screw.

Further, above-mentioned screw device 1 can be rotate forward screw thread discharging or the discharging of reversion screw thread, and namely singe screw and twin-screw can be rotate forward screw thread discharging, also can be the discharging of reversion screw thread.The structure of singe screw is simple, cost is low, and the mixing speed of twin-screw soon and fully, but cost is high.

With single, double screw rod with the use of gun barrel 2, gun barrel 2 is provided with at least one group of filter bores, the group number of filter bores can be organize number arbitrarily, be preferably 1 ~ 4 group, homonymy spread configuration or be symmetricly set on gun barrel 2, wherein often organizes filter bores and is located at a discharging opening 4-1 on a gun barrel 2 and feedback outlet 4-2 by equidirectional interval and forms.

Described gun barrel 2 offers exhaust outlet 5 between charging aperture 3 and the discharging opening 4-1 near charging aperture 3 above gun barrel 2, and described exhaust outlet 5 is discharged in order to the moisture will contained in material or is kept the pressure balance in gun barrel 2.Gun barrel 2 especially for production plastic product must be provided with exhaust outlet, and when producing the semi-finished product of plastics, not necessarily need to arrange exhaust outlet 5.

Impurity, the dust of described sieves head in order to contain in filtering plastic material, the effect of play cleaning, filtering, and available sieves header structure is multiple, wherein a kind of sieves head comprises sieve overcoat 7 and is provided with the long sieve 6 of circle of opening, described sieve overcoat 7 is provided with feed cavity 7-1 in the horizontal direction, one end of described feed cavity 7-1 is connected with discharging opening 4-1 by lath 7-2, and the below of the feed cavity 7-1 other end is connected with feedback outlet 4-2 by lath 7-2; Sieve overcoat 7 and lath 7-2 one-body molded.The long sieve 6 of described circle to be sheathed in feed cavity 7-1 and to have difference in height with the both sides inwall of feed cavity 7-1, and set difference in height is convenient to the material entered in feed cavity 7-1 flow in the long sieve 6 of circle and carry out filtration work.The concrete structure of the long sieve of described circle 6 can be: long sieve 6 end of circle is taper and is circumferentially with Lou material screen hole, hollow sieve nest in screw-like, only screen cloth need be installed on the long sieve 6 of circle when it uses, it can rotate in a circumferential direction 360 degree when using, and filters cleaner.This kind of sieves head needs symmetrical use, could realize not shutting down and change screen cloth, the object of equipment continuous operation.I.e. sieves head work, another sieves head can carry out draping work, but two sieves heads also can work simultaneously when not needing draping.This kind of sieves head also can with the sieves head of other structures with the use of, a kind of assembling assumption diagram of itself and gun barrel 2, screw device 1 is as shown in Figure 8;

Further, the structure of described sieves head can also be comprise sieve overcoat 7 and circle plansifter 11, described sieve overcoat 7 is provided with feed cavity 7-1 wide at the top and narrow at the bottom at vertical direction, the lower end of described feed cavity 7-1 is connected with discharging opening 4-1 by lath 7-2, and the side of feed cavity 7-1 upper end is connected with feedback outlet 4-2 by lath 7-2; Described sieve overcoat 7 is one-body molded with lath 7-2.Described round plansifter 11 to be sheathed in feed cavity 7-1 by sieve 10 and to have difference in height with the bottom interior wall of feed cavity 7-1, set difference in height is specially: be stairstepping with a sieve 10 sieve headgear lower end be connected, when sieving headgear and being installed on feed cavity 7-1, between the sieve bottom of headgear and the inwall of feed cavity 7-1 bottom, there is material stream passed gap.Described round plansifter 11 can realize the filtration of horizontal direction to material, and its filtration time is short, filtration is fast.This kind of sieves head needs symmetrical use, so could realize not shutting down and change screen cloth, the object of equipment continuous operation, and a kind of assembling assumption diagram of itself and gun barrel 2, screw device 1 as shown in Figure 9.

When sieves head as shown in Figure 8, Figure 9 uses except adopting the long sieve 6 of driver drives circle and circle plansifter 11 and rotating, be also provided with the control device opened and closed in order to controlled filter hole, its structure as shown in Figure 10.Described control device comprises handle 9 and through lath 7-2, plug flitch 8 above discharging opening 4-1 and feedback outlet 4-2, handle 9 is connected with one end of plug flitch 8, and flitch 8 moving left and right in the horizontal direction is filled in promotion; Described plug flitch 8 be interval with multiple putty bar 8-1 and leak material strip 8-2.Wherein the length of putty bar 8-1 and leakage material strip 8-2 is equal to the aperture width of filter bores, described filter bores corresponds to the discharging opening 4-1 that is provided with of gun barrel 2 and feedback outlet 4-2, in the present embodiment, discharging opening 4-1 is the same with the aperture width of feedback outlet 4-2, then putty bar 8-1 is the same with the length of leaking material strip 8-2; Can certainly be different, only need do accommodation to the length of the putty bar 8-1 on plug flitch 8 and leakage material strip 8-2.

As shown in figure 11, be structural representation during putty bar 8-1 putty.When plug flitch 8 moves, putty bar 8-1 overlaps with discharging opening 4-1, feedback outlet 4-2 simultaneously, width due to putty bar 8-1 equals the width of lath 7-2, the cross section that then putty bar 8-1 and two boards bar 7-2 clip overlaps completely, material cannot be circulated, realize simultaneously by object that discharging opening 4-1 and feedback outlet 4-2 blocks.

As shown in figure 12, for leaking structural representation during material strip 8-2 leakage material.Driving handle 9, plug flitch 8 moves, when leaking material strip 8-2 and overlap with discharging opening 4-1, feedback outlet 4-2 simultaneously, because the width leaking material strip 8-2 is less than the width of putty bar 8-1, the cross section that then leakage material strip 8-2 and two boards bar 7-2 clips has gap, material is circulated from gap, and therefore sieves head can carry out filtration work to material.And the size in gap will affect the speed of material stream passed speed, the width leaking material strip 8-2 is adjusted do adaptation.Because circle plansifter 11 and the long sieve 6 of circle are symmetrical use, by operating control device, do not shut down draping work, ensureing the continuous operation of equipment.

Above-mentioned gun barrel 2, screw device 1 and sieves head need assembling to use together, and coordinate the necessary motor of plastics machinery, ripple case, the first-class parts of shaping mould to complete production plastic product or half-finished work.

Embodiment 2

A kind of accessory and embodiment 1 difference of energy-efficient production plastic product are: the structure of the sieves head that it adopts is different.The synchro switch 17 that described sieves head comprises feeding cylinder 12 and opens and closes in order to controlled filter hole, one end of described feeding cylinder 12 is connected with discharging opening 4-1, its other end is connected with feedboard 13, the below of feedboard 13 is provided with opening, below opening, be provided with two pieces of side plates 14 and be installed on the side's sieve veneer 15 between two side plates 14, the both sides of described side's sieve veneer 15 are all provided with the feed back plate 16 being provided with opening, and the lower end of feed back plate 16 is connected with the feedback outlet 4-2 on gun barrel 2.This kind of sieves head needs symmetrical use, so could realize not shutting down the object of changing screen cloth, equipment continuous operation.Its symmetry is installed on gun barrel 2, and a kind of package assembly of itself and gun barrel 2, screw device 1 as shown in fig. 16 and fig. 19; Certainly the sieves head of this kind of structure also can use with first of the sieves of other structures according to need of production.

As shown in figure 13, described synchro switch 17 comprises the consistent plug stock column of two specifications, described plug stock column is interval with the leakage material strip 8-2 that multiple putty bar 8-1 and width are less than putty bar 8-1 width, be connected with handle 9 after one end of two plug stock columns is connected, wherein the other end of a plug stock column to be arranged in feeding cylinder 12 and in the opening that the width of its putty bar 8-1 equals the width of feeding cylinder 12 bore, the other end of another root plug stock column is arranged in feed back plate and the width of its putty bar 8-2 equals the aperture width of the opening of feed back plate 16.The operation principle of this synchro switch 17 as shown at 14, under the promotion of handle 9, two plug stock columns can move respectively in feeding cylinder 12, feed back plate opening simultaneously: when the bore that the putty bar 8-1 of two plug stock columns all wears with it overlaps, then discharging opening 4-1 and feedback outlet 4-2 is plugged simultaneously, at this moment can carry out draping work; And when the leakage material strip 8-2 of two plug stock columns overlaps with the bore that it wears, then discharging opening 4-1 and feedback outlet 4-2 all has the gap of circulation material, sieves head can carry out the work of normal filter material.This kind of sieves head is symmetrical use, i.e. work, another putty draping, so circulate, the continuous operation of guarantee equipment, without the need to shutting down draping.

Above-mentioned sieves head need coordinate gun barrel 2 as described in example 1 above, screw device 1 assembles use together, and coordinates the necessary motor of plastics machinery, ripple case, the first-class parts of shaping mould to complete production plastic product or half-finished work.

Embodiment 3

A kind of accessory and embodiment 1 difference of energy-efficient production plastic product are, the structure of the sieves head that it adopts is different: described sieves head comprises feeding cylinder 12, one end of described feeding cylinder 12 is connected with discharging opening 4-1, its other end is connected with feedboard 13, the below of feedboard 13 is provided with opening, the two sieve plates 18 being provided with two pieces of side plates 14 and being installed between two side plates 14 below opening, described pair of sieve plate 18 can move forward and backward along the direction being parallel to feedboard 13; All be provided with the feed back plate 16 being provided with opening in the both sides of two sieve plate 18, the lower end of feed back plate 16 is connected with feedback outlet 4-2.As shown in figure 15, described pair of sieve plate 18 specifically uses structure can be made up of two pieces of side's sieve veneers 15 that are in the same size and flexible connection mutually.Its in use, described pair of sieve plate 18 is also connected with drive unit, and described drive unit is specifically as follows cylinder or hydraulic cylinder etc.Under the driving of drive unit, two sieve plate 18 moves forward and backward along the direction being parallel to feedboard 13, namely, when wherein one piece of sieve working region below feedboard 13 opening, above feedback outlet 4-2 of veneer 15, side, this this block side sieve veneer 15 pairs of materials carry out filtration work; Another block side sieve veneer 15 then can remove and carries out draping work, like this one stop one dynamic, constantly circulate, realize not shutting down the object of changing screen cloth, equipment continuous operation.The sieves head of this kind of structure can used aloned, its structure chart used that combines with screw device 1, gun barrel 2, as shown in Figure 17 and Figure 18; Can certainly use with first of the sieves of other structures, as shown in figure 20.

The package assembly of described sieves head and gun barrel 2, screw device 1 can be multiple, be not limited to as shown in above-mentioned accompanying drawing, it in use, gun barrel 2 as described in example 1 above need be coordinated, screw device 1 assembles use together, and coordinate the necessary motor of plastics machinery, ripple case, the first-class parts of shaping mould to complete to produce plastic product or half-finished work.

Embodiment 4

As shown in figure 21, the cross-sectional structure figure when accessory assembling for a kind of energy-efficient production plastic product uses, comprise gun barrel 2 as described in Example 1 and screw device 1, difference is: the sieves header structure that it adopts is different.Described sieves head comprises feeding cylinder 12, roller base 19 and is sheathed on outer and corresponding to the position of the feedback outlet 4-2 rotation rotary strainer 20 of gun barrel 2, one end of feeding cylinder 12 is connected with discharging opening 4-1, its other end is connected with the entrance of roller base 19, and described roller base 19 is installed on the top rotating rotary strainer 20 by fixed mechanism.In the present embodiment, described fixed mechanism is specially: comprise two fore-sets 22 be installed in frame and the fixed head 23 being connected to two fore-set 22 upper ends, be connected with one end of spring 25 by regulating spring seat 24 below fixed head 23, the other end of described spring 25 is supported in the case top of roller base 19, is provided with to be arranged in parallel and in two roll 19-1 of relative motion pressing materials in the housing of described roller base 19.Described roll 19-1 in use, is connected with the motor driving it to rotate.

To be provided with screen cloth between rotary strainer 20 at roller base 19 and rotating to roll and send roller 21, described screen cloth rolls and send roller 21 in order to rotating rubbish that rotary strainer 20 leaches or foreign material draw the effect sent out, and it is provided with the motor driving it to rotate in use.

Figure 22 and Figure 23 is respectively rotation rotary strainer 20, roll 19-1 and screen cloth and rolls the structure side view and front view that send roller 21 to install.Described rotation rotary strainer 20 comprises circular screen mesh, and the two ends of described circular screen mesh are all provided with the annulus baffle plate 20-1 that interior circular diameter equals circular screen mesh diameter, and the inner circle of described annulus baffle plate 20-1 is connected with circular screen mesh and one-body molded; Be provided with one group of rotating shaft 20-2 outside the cylindrical of described annulus baffle plate 20-1, described rotating shaft 20-2 is in transmission connection by gear and driving mechanism.Described annulus baffle plate 20-1 be installed on overlap on 30 in step-like internal fixtion, described internal fixtion cover 30 is installed on gun barrel 2.The effect preventing material from dropping is played in the design of annulus baffle plate 20-1.Further, described driving mechanism comprises power transmission shaft 26 and is connected to the drive speed-adjusting motor 27 of power transmission shaft 26 one end, and drive speed-adjusting motor 27 is installed on the lower end of fore-set 22; Described power transmission shaft 26 is also provided with a pair gear 28, described gear 28 is meshed with the gear on rotating shaft 20-2.For preventing cooling because rotating rotary strainer 20 can not the phenomenon of molten plastic material, be provided with a heating plate 29 in the outside rotating rotary strainer 20 lowermost end.Described gun barrel 2 is provided with an exhaust outlet 5.

Primarily of the accessory of above-mentioned screw device 1, gun barrel 2, rotation rotary strainer 20 and the parts such as fixed mechanism, driving mechanism composition, coordinate plastics machinery necessary ripple case, the first-class parts of shaping mould again, the fully-automatic production work of waste product to plastic product can be completed.Under the same conditions, plastic apparatus product just can manufactured out of this kind of structure, traditional plant equipment then needs 2 ~ 3, solves the object reducing device fabrication cost, raise the efficiency.

Above-mentionedly just the preferred detailed description of the invention of the utility model to be described in detail by reference to the accompanying drawings; not limit practical range of the present utility model with this; all equivalence changes done according to principle of the present utility model, structure and structure, all should be covered by protection domain of the present utility model.

Claims

1. the accessory of an energy-efficient production plastic product, comprise the gun barrel (2) offering charging aperture (3) and the screw device (1) be installed in gun barrel (2), it is characterized in that: described gun barrel (2) is provided with at least one group of filter bores, often organize in filter bores and sieves head is all installed, often organize filter bores and be located at a discharging opening (4-1) on gun barrel (2) by equidirectional interval and a feedback outlet (4-2) forms, described screw device (1) is singe screw or twin-screw, wherein singe screw be N root screw rod serial connection form and in the junction of every two screw rods and correspond to the split singe screw being interval with dividing plate (31) of discharging opening (4-1) and feedback outlet (4-2) or screw rod be divided into the disjunctor singe screw of N joint by dividing plate (31) and the installation site of described dividing plate (31) corresponding to the interval of discharging opening (4-1) and feedback outlet (4-2), described twin-screw to be arranged in parallel and occlusion setting forms mutually in equidirectional by two component body singe screw or two groups of disjunctor singe screw, the wherein positive integer of N >=2.

2. the accessory of energy-efficient production plastic product according to claim 1, it is characterized in that: described sieves head comprises sieve overcoat (7) and is provided with the long sieve (6) of circle of opening, described sieve overcoat (7) is provided with feed cavity (7-1) in the horizontal direction, one end of feed cavity (7-1) is connected with discharging opening (4-1) by lath (7-2), and the below of feed cavity (7-1) other end is connected with feedback outlet (4-2) by lath (7-2); The long sieve (6) of described circle to be sheathed in feed cavity (7-1) and to have difference in height with the both sides inwall of feed cavity (7-1).

3. the accessory of energy-efficient production plastic product according to claim 1, it is characterized in that: described sieves head comprises sieve overcoat (7) and circle plansifter (11), described sieve overcoat (7) is provided with feed cavity (7-1) wide at the top and narrow at the bottom at vertical direction, the lower end of described feed cavity (7-1) is connected with discharging opening (4-1) by lath (7-2), and the side of feed cavity (7-1) upper end is connected with feedback outlet (4-2) by lath (7-2); Described round plansifter (11) to be sheathed in feed cavity (7-1) by sieve head (10) and to have difference in height with the bottom interior wall of feed cavity (7-1).

4. the accessory of the energy-efficient production plastic product according to Claims 2 or 3, it is characterized in that: the control device opened and closed in order to controlled filter hole is installed on sieves head, described control device comprise handle (9) and through lath (7-2), in discharging opening (4-1) and feedback outlet (4-2) top plug flitch (8), handle (9) with fill in flitch (8) one end be connected; Described plug flitch (8) be interval with multiple putty bar (8-1) and leak material strip (8-2), wherein the length of putty bar (8-1) and leakage material strip (8-2) is equal to the aperture width of filter bores, the width of putty bar (8-1) equals the width of lath (7-2), and the width leaking material strip (8-2) is less than the width of putty bar (8-1).

5. the accessory of energy-efficient production plastic product according to claim 1, it is characterized in that: the synchro switch (17) that described sieves head comprises feeding cylinder (12) and opens and closes in order to controlled filter hole, one end of described feeding cylinder (12) is connected with discharging opening (4-1), its other end is connected with feedboard (13), the below of feedboard (13) is provided with opening, below opening, be provided with two pieces of side plates (14) and be installed on side's sieve veneer (15) between two side plates (14), the both sides of described side's sieve veneer (15) are all provided with the feed back plate (16) being provided with opening, the lower end of feed back plate (16) is connected with feedback outlet (4-2).

6. the accessory of energy-efficient production plastic product according to claim 5, it is characterized in that: described synchro switch (17) comprises the consistent plug stock column of two specifications, described plug stock column is interval with the leakage material strip (8-2) that multiple putty bar (8-1) and width are less than the width of putty bar (8-1), two plug stock columns one end be connected after be connected with handle (9), wherein the other end of a plug stock column to be arranged in feeding cylinder (12) and the width of its putty bar (8-1) equals the width of feeding cylinder (12) bore, in the opening that the other end of another root plug stock column is arranged in feed back plate (16) and the width of its putty bar (8-1) equals the aperture width of the opening of feed back plate (16).

7. the accessory of energy-efficient production plastic product according to claim 1, it is characterized in that: described sieves head comprises feeding cylinder (12), one end of described feeding cylinder (12) is connected with discharging opening (4-1), its other end is connected with feedboard (13), the below of feedboard (13) is provided with opening, the two sieve plates (18) being provided with two pieces of side plates (14) and being installed between two side plates (14) below opening, described pair of sieve plate (18) can move forward and backward along the direction being parallel to feedboard (13); All be provided with the feed back plate (16) being provided with opening in the both sides of two sieve plate (18), the lower end of feed back plate (16) is connected with feedback outlet (4-2).

8. the accessory of energy-efficient production plastic product according to claim 1, it is characterized in that: described sieves head comprises feeding cylinder (12), roller base (19) and is sheathed on gun barrel (2) and rotate rotary strainer (20) accordingly with the position of feedback outlet (4-2) outward, one end of feeding cylinder (12) is connected with discharging opening (4-2), its other end is connected with the entrance of roller base (19), and described roller base (19) is installed on the top rotating rotary strainer (20) by fixed mechanism; To be provided with screen cloth between rotary strainer (20) at roller base (19) and rotating to roll and send roller (21); Described rotation rotary strainer (20) comprises circular screen mesh, the two ends of described circular screen mesh are all provided with the annulus baffle plate (20-1) that interior circular diameter equals circular screen mesh diameter, and the inner circle of described annulus baffle plate (20-1) is connected with circular screen mesh and one-body molded; Be provided with one group of rotating shaft (20-2) outside the cylindrical of described annulus baffle plate (20-1), described rotating shaft (20-2) is in transmission connection by gear and driving mechanism.

9. the accessory of energy-efficient production plastic product according to claim 1, is characterized in that: the group number of described filter bores is 1 ~ 4, homonymy spread configuration or be symmetricly set on gun barrel (2).

10. the accessory of energy-efficient production plastic product according to claim 1, is characterized in that: between charging aperture (3) and the discharging opening (4-1) near charging aperture (3), offer exhaust outlet (5) in gun barrel (2) top.

The accessory of 11. energy-efficient production plastic products according to claim 1, is characterized in that: described screw device (1) is for rotating forward screw thread discharging or the discharging of reversion screw thread.