CN208180193U - Extrusion device for blown film - Google Patents

Abstract

The utility model discloses the extrusion devices for blown film, its structure includes main body, it further include transmission case on the main body, motor, feed hopper, filter screen mould body, head, heater, die orifice and vane, the transmission case is located at the side of main body and is fixedly connected, the motor is located at the side of transmission case and is fixedly connected, the feed hopper is fixedly connected on the upside of main body, the filter screen mould body is fixedly connected on the other side of main body, the head is fixedly connected on the top of filter screen mould body, the heater is fixedly connected on the side of head, the die orifice is fixedly connected on the top of head, the vane is fixedly connected on the top of die orifice, the utility model, charging rate is controlled equipped with charging driving box, the temperature of each heating mantle can be accurately controlled equipped with heating mantle and temperature controller, equipped with inside holding set and External thermal insulation set is kept the temperature, and structure is simple, has the utility value increased.

Description

Extrusion device for blown film

Technical field

The utility model relates to extrusion device equipment technical fields, particularly for the extrusion device of blown film.

Background technique

Extruder slows down mainly by screw rod, machine barrel loading hopper and driving motor composition, traditional extruder has a chamber Body is added material into machine barrel by loading hopper, then is provided with several heaters outside material cavity, is caused for heating cavity Mixed feed particulate material forms the molten polymer of flow-like, and mixed feed particulate material is squeezed when then rotating by screw rod It is mobile towards module with molten polymer, it is squeezed out by die orifice position.

It is traditionally used for the extrusion device of blown film, in charging, material is usually flowed into machine by feat of the gravity of itself It in cylinder, is just unable to accurately control in terms of recycling speed, traditional extruder installs an auxiliary additional typically just outside it and adds Thermal is directly not added, and cannot interact well with inside extruded material, causes to squeeze out quality decline, for this purpose, we It is proposed the extrusion device for being used for blown film.

Utility model content

The purpose of this utility model is to provide the extrusion devices for blown film, solve and ask proposed in background technique Topic.

To achieve the above object, the utility model provides the following technical solutions: for the extrusion device of blown film, structure packet Main body is included, further includes transmission case, motor, feed hopper, filter screen mould body, head, heater, die orifice and wind on the main body Ring, the transmission case are located at the side of main body and are fixedly connected, and the motor is located at the side of transmission case and is fixedly connected, institute The upside that feed hopper is fixedly connected on main body is stated, the filter screen mould body is fixedly connected on the other side of main body, the machine Head is fixedly connected on the top of filter screen mould body, and the heater is fixedly connected on the side of head, and the die orifice is fixedly connected At the top of head, the vane is fixedly connected on the top of die orifice.

As a kind of preferred embodiment of the utility model, the top of the feed hopper is equipped with hooper door, it is described into Hopper cover and feed hopper are rotation connection, and the bottom of the feed hopper is equipped with charging driving box, the bottom of the charging driving box Perforation, which is connected with, blends case.

As a kind of preferred embodiment of the utility model, the interior side of the charging driving box is fixedly connected with drive The centre of moving gear, the driving gear is socketed with drive shaft, and the drive shaft passes through transmission chain by the screw rod of main body Driving is adapted its revolving speed and screw speed, and the top of the driving gear is equipped with baffle, the baffle and charging driving box It is fixedly connected.

As a kind of preferred embodiment of the utility model, the inside other side of the charging driving box is fixedly connected with The inside of fixed block, the fixed block is equipped with driven gear, and the central rotational of the driven gear is connected with mobile bearing, described Fixed block is run through in the other side of mobile bearing, and is rotatablely connected with fixed block, and the surface of the mobile bearing is socketed with buckle, institute State the outside that buckle is fixedly connected on fixed block.

As a kind of preferred embodiment of the utility model, the inside bottom for blending case be equipped with shaft, described turn Axis is fixedly connected with case is blended, and the top drive of the shaft, which is connected with, blends flabellum.

As a kind of preferred embodiment of the utility model, the inside of the main body is equipped with several heating mantles, institute The outside that heating mantle is uniformly socketed in extrusion screw rod is stated, inside holding set, the master are filled between the heating mantle and main body The outside of body is socketed with external thermal insulation set, and the top of the external thermal insulation set is fixedly connected with temperature controller, the temperature control Device is connect jointly with several heating mantles.

As a kind of preferred embodiment of the utility model, the bottom of the main body is fixedly connected with shock bracket, The inside of the shock bracket is equipped with damping spring, and the side of the filter screen mould body is equipped with square, the square and filter screen Mould is as being detachably connected.

Compared with prior art, the beneficial effects of the utility model are as follows:

1. this is used for the extrusion device of blown film, it can be effectively controlled the speed of charging by the charging driving box being equipped with, pass through Drive shaft is connected with extrusion screw rod, to be avoided that charging excessively causes extrusion screw rod failure, while the shifting by being equipped with Dynamic bearing and driven gear adapt to the entrance of various shape size material again.

2. the heating mantle and temperature controller by being equipped with can be accurately controlled the temperature of each heating mantle, can be preferably The demand for adapting to material in machine barrel, the inside holding set and external thermal insulation set being equipped with can play better insulation effect.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon:

Fig. 1 is schematic view of the front view of the utility model for the extrusion device of blown film；

Fig. 2 is broken section structural schematic diagram of the utility model for the extrusion device of blown film；

Fig. 3 is broken section structural schematic diagram of the utility model for the extrusion device of blown film.

In figure: 1- main body, 2- transmission case, 3- motor, 4- feed hopper, 41- hooper door, 5- feed driving box, and 6- is stirred Broken case, 61- blend flabellum, 62- shaft, 7- shock bracket, 8- filter screen mould body, 9- square, 10- head, 11- heater, 12- Die orifice, 13- vane, 14- drive gear, 144- baffle, 15- drive shaft, 16- fixed block, 17- driven gear, 18- shifting axle It holds, 19- buckle, 20- heating mantle, 21- inside holding set, 22- external thermal insulation set, 23- temperature controller.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: for the extrusion device of blown film, structure includes Main body 1, further include on the main body 1 transmission case 2, motor 3, feed hopper 4, filter screen mould body 8, head 10, heater 11, Die orifice 12 and vane 13, the transmission case 2 are located at the side of main body 1 and are fixedly connected, and the motor 3 is located at transmission case 2 It side and is fixedly connected, the feed hopper 4 is fixedly connected on the upside of main body 1, and the filter screen mould body 8 is fixedly connected on master The other side of body 1, the head 10 are fixedly connected on the top of filter screen mould body 8, and the heater 11 is fixedly connected on machine First 10 side, the die orifice 12 are fixedly connected on the top of head 10, and the vane 13 is fixedly connected on the top of die orifice 12.

Referring to Fig. 2, the top of the feed hopper 4 is equipped with hooper door 41, the hooper door 41 is to turn with feed hopper 4 Dynamic connection, the bottom of the feed hopper 4 are equipped with charging driving box 5, and the bottom perforation of the charging driving box 5, which is connected with, blends case 6.The hooper door 41 being equipped with plays the role of that material is avoided to splash out, and the charging driving box 5 being equipped with plays control charging rate Effect, the case 6 that blends being equipped with play the role of blending material.

Referring to Fig. 2, the interior side of the charging driving box 5 is fixedly connected with driving gear 14, the driving gear 14 centre is socketed with drive shaft 15, and the drive shaft 15 is driven by the screw rod of main body 1 by transmission chain, makes its revolving speed It is adapted with screw speed, the top of the driving gear 14 is equipped with baffle 144, and the baffle 144 and charging driving box 5 are fixed Connection.The driving gear 14 being equipped with plays the role of squeezing push material, and the drive shaft 15 being equipped with, which plays to allow, drives gear 14 The effect rotated at the same speed with the screw rod of main body 1 prevents feed blocking inside screw from causing failure.

Referring to Fig. 2, the inside other side of the charging driving box 5 is fixedly connected with fixed block 16, the fixed block 16 Inside be equipped with driven gear 17, the central rotational of the driven gear 17 is connected with mobile bearing 18, the mobile bearing 18 The other side run through fixed block 16, and with fixed block 16 be rotatablely connected, the surface of the mobile bearing 18 is socketed with buckle 19, institute State the outside that buckle 19 is fixedly connected on fixed block 16.The mobile bearing 18 being equipped with plays what control driven gear 17 moved left and right Effect adjusts the distance between driven gear 17 and driving gear 14, to adapt to the entrance of various shape size material.

Referring to Fig. 2, the inside bottom for blending case 6 is equipped with shaft 62, the shaft 62 fixes company with case 6 is blended It connects, the top drive of the shaft 62, which is connected with, blends flabellum 61.The flabellum 61 that blends being equipped with plays the role of blending material.

Referring to Fig. 3, the inside of the main body 1 is equipped with several heating mantles 20, the heating mantle 20 is uniformly socketed in The outside of extrusion screw rod, filled with inside holding set 21, the outer cover of the main body 1 between the heating mantle 20 and main body 1 Be connected to external thermal insulation set 22, the top of external thermal insulation set 22 is fixedly connected with temperature controller 23, the temperature controller 23 with Several connections jointly of heating mantle 20.The temperature controller 23 being equipped with plays the role of the temperature for accurately controlling each heating mantle 20, The inside holding set 21 and external thermal insulation set 22 being equipped with play better insulation effect.

Referring to Fig. 1, the bottom of the main body 1 is fixedly connected with shock bracket 7, the inside of the shock bracket 7 is set There is damping spring, the side of the filter screen mould body 8 is equipped with square 9, and the square 9 is to be detachably connected with filter screen mould body 8. The shock bracket 7 being equipped with plays the role of damping, and the square 9 being equipped with plays replacement and cleans the strainer in filter screen mould body 8 Effect.

The main body 1 of the utility model, transmission case 2, motor 3, feed hopper 4, hooper door 41 feed driving box 5, blend Case 6 blends flabellum 61, shaft 62, shock bracket 7, filter screen mould body 8, square 9, head 10, heater 11, die orifice 12, vane 13, drive gear 14, baffle 144, drive shaft 15, fixed block 16, driven gear 17, mobile bearing 18, buckle 19, heating mantle 20, inside holding set 21, external thermal insulation set 22, temperature controller 23, component is universal standard part or as known to those skilled in the art Component, structure and principle are all that this technology personnel can be learnt by technical manual or be known by routine experiment method.

Working principle: it drives transmission case 2 to rotate when the utility model is used, first passing through motor 3, then passes through transmission case 2 drive main body 1 to operate, then material is added by feed hopper 4, are then carried out by the driving gear 14 in charging driving box 5 It squeezes and promotes, then the flabellum 61 that blends by blending in case 6 blends material, is then stirred in the inside of main body 1, then Heating mantle 20 is controlled by temperature controller 23 and carries out the molten polymer for being thermally formed flow-like to debris particle, is then passed through Filter screen mould body 8 is filtered, then is carried out molten polymer extrusion forming cold to it finally by vane 13 by die orifice 12 But it fixes.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (7)

1. being used for the extrusion device of blown film, structure includes main body (1), it is characterised in that: further includes on the main body (1) Transmission case (2), motor (3), feed hopper (4), filter screen mould body (8), head (10), heater (11), die orifice (12) and vane (13), the transmission case (2) is located at the side of main body (1) and is fixedly connected, and the motor (3) is located at the one of transmission case (2) It side and is fixedly connected, the feed hopper (4) is fixedly connected on the upside of main body (1), and the filter screen mould body (8) is fixedly connected In the other side of main body (1), the head (10) is fixedly connected on the top of filter screen mould body (8), the heater (11) It is fixedly connected on the side of head (10), the die orifice (12) is fixedly connected on the top of head (10), and the vane (13) is solid Surely it is connected to the top of die orifice (12).

2. the extrusion device according to claim 1 for blown film, it is characterised in that: set at the top of the feed hopper (4) Have hooper door (41), the hooper door (41) and feed hopper (4) are rotation connection, and the bottom of the feed hopper (4) is equipped with It feeds driving box (5), the bottom perforation of charging driving box (5), which is connected with, blends case (6).

3. the extrusion device according to claim 2 for blown film, it is characterised in that: described to feed the interior of driving box (5) Portion side is fixedly connected with driving gear (14), and the centre of driving gear (14) is socketed with drive shaft (15), the drive Turn axis (15) is driven by the screw rod of main body (1) by transmission chain, is adapted its revolving speed and screw speed, the sliding tooth The top for taking turns (14) is equipped with baffle (144), and the baffle (144) is fixedly connected with charging driving box (5).

4. the extrusion device according to claim 2 for blown film, it is characterised in that: described to feed the interior of driving box (5) The portion other side is fixedly connected with fixed block (16), and the inside of the fixed block (16) is equipped with driven gear (17), the passive tooth The central rotational of wheel (17) is connected with mobile bearing (18), and fixed block (16) are run through in the other side of the mobile bearing (18), and It is rotatablely connected with fixed block (16), the surface of the mobile bearing (18) is socketed with buckle (19), and the buckle (19) is fixed to be connected Connect the outside in fixed block (16).

5. the extrusion device according to claim 2 for blown film, it is characterised in that: the inside bottom for blending case (6) Portion is equipped with shaft (62), and the shaft (62) is fixedly connected with case (6) is blended, and the top drive of the shaft (62), which is connected with, stirs Broken flabellum (61).

6. the extrusion device according to claim 1 for blown film, it is characterised in that: the inside of the main body (1) is set There are several heating mantles (20), the heating mantle (20) is uniformly socketed in the outside of extrusion screw rod, the heating mantle (20) and master Inside holding set (21) are filled between body (1), the outside of the main body (1) is socketed with external thermal insulation set (22), the outer guarantor It is fixedly connected with temperature controller (23) at the top of temperature set (22), the temperature controller (23) and several heating mantles (20) are common Connection.

7. the extrusion device according to claim 1 for blown film, it is characterised in that: the bottom of the main body (1) is solid Surely it is connected with shock bracket (7), the inside of the shock bracket (7) is equipped with damping spring, the side of the filter screen mould body (8) Equipped with square (9), the square (9) is to be detachably connected with filter screen mould body (8).