CN208697926U - A kind of twin screw extrusion process processing hollow spiral tube - Google Patents

Abstract

The utility model discloses a kind of twin screw extrusion process processing hollow spiral tube, including screw body, described screw body one end outer surface is fixedly installed the first pinion head winding pipe, the surface of screw body and be located at the first pinion head winding pipe side be fixedly installed the second pinion head winding pipe, first pinion head winding pipe, second pinion head winding pipe, the surface of first fine spiral winding pipe and the second fine spiral winding pipe is provided with material backflash, machine barrel is provided on the outside of one end of the screw body, the gap of the screw body and machine barrel is adjusted between 12 to 15, the utility model relates to plastic cement pipeline manufacture fields.A kind of twin screw extrusion process processing hollow spiral tube, material can be made to pass through screw barrel ontology high pressure plasticizing process, twin-screw converted products reduces the addition of defoaming agent in terms of raw material to improve product quality simultaneously, saves 40% or more power consumption cost in terms of power consumption under same yield.

Description

A kind of twin screw extrusion process processing hollow spiral tube

Technical field

The utility model relates to plastic cement pipeline manufacture field, specially a kind of twin screw extrusion process processing hollow wall winding Pipe.

Background technique

China's plastic cement pipeline experiencings high speed development, the development of plastic conduit industry under the background that chemical building material develops on a large scale Also resource, the stern challenges such as environmental constraints and the market competition being growing more intense, in face of new challenge and industrial structure are faced with Property contradiction, accelerate the mode that transformation increases, promote industrial upgrading meaning very great, for the optimization and upgrading for realizing industry, I am public It takes charge of and passes through pipeline key technology, the innovation of technique and equipment is invested in terms of developing new product has developed twin-screw extrusion work Skill processes hollow spiral tube.The power of 75 single screw rod host equipments is 110 kilowatts, produces tonnage daily between 3-5 tons, energy 660 degree of consumption aspect is per ton.Twin-screw is used instead to cooperate to improve the gap inside twin-screw and structure, while energy consumption with device manufacturer Aspect main motor current uses 55 kilowatts, is also between 3-5 tons in terms of daily yield.Existing single screw rod processes matter to product Measure low, while existing single screw rod processing electrisity consumption is high, increases the cost of processing, makes troubles to using.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of twin screw extrusion process processing hollow wall winding Pipe solves the problems, such as that existing single screw rod is low to product processing quality and processing electrisity consumption is high, the cost of processing is increased, to making With making troubles.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of twin screw extrusion process Hollow spiral tube is processed, including screw body, one end outer surface of the screw body are fixedly installed the first pinion head and twine Around pipe, the surface of the screw body and be located at the first pinion head winding pipe side be fixedly installed the second pinion head winding Pipe, the one end of the second pinion head winding pipe far from the first pinion head winding pipe and be located at screw body surface be fixedly installed First reinforcement part, the one end of first reinforcement part far from the second pinion head winding pipe and be located at screw body surface be fixedly installed There is the first fine spiral winding pipe, the described one end of first fine spiral winding pipe far from the first reinforcement part and is located at screw body Surface is fixedly installed the second reinforcement part, the one end of second reinforcement part far from the first fine spiral winding pipe and is located at screw rod Body surface is fixedly installed the second fine spiral winding pipe, the first pinion head winding pipe, the second pinion head winding pipe, The surface of one fine spiral winding pipe and the second fine spiral winding pipe is provided with material backflash, one end of the screw body Outside is provided with machine barrel, and the gap of the screw body and machine barrel is adjusted between 12 to 15, and the screw body is from the right side It holds gradually thicker to left end.

Preferably, one end of the screw body is fixedly installed even extreme.

Preferably, the screw body is provided with drill bit far from even extreme one end.

Preferably, fixation offers the groove to match with drill bit inside one end of the screw body.

Preferably, the inside middle fixation of the screw body offers through slot.

(3) beneficial effect

The utility model provides a kind of twin screw extrusion process processing hollow spiral tube, have it is following the utility model has the advantages that

(1), a kind of twin screw extrusion process processing hollow spiral tube, by purchasing 80 twin-screw hosts, electric control part Divide and rack, 80 twin-screw hosts are mainly used for PVC production and are granulated use, by the experience of production tubing for many years, to spiral shell Bar improves, the processing plasticizing effect of twin-screw than single screw rod than get well, be directly easy modeling using raw material, and passed through technique The adjustment of temperature and the gap adjustment of screw rod reinforce plasticizing effect obviously, have ensured the quality of product.

(2), a kind of twin screw extrusion process processing hollow spiral tube, by the first pinion head winding pipe, second The surface of pinion head winding pipe, the first fine spiral winding pipe and the second fine spiral winding pipe is provided with material backflash, leads to It crosses and special processing has been carried out to the material backflash of screw body, reduce regurgitant volume, while the gap of screw body and machine barrel It is adjusted between 12 to 15, has ensured that material passes through the high pressure plasticizing process of screw barrel ontology, by machine barrel On be provided with hollow negative pressure device, the moisture generated in raw material plasticizing process can be extracted out, when plasticizing when plasticizing pay no attention to Want that machine barrel leading portion is provided with a net-changing device, increases being imitated by pressure to reach desired plasticizing for machine barrel by the mesh number of net Fruit, has adjustability, and twin-screw converted products reduces the addition of defoaming agent in terms of raw material to improve product Quality saves 40% or more power consumption cost under same yield in terms of power consumption.

Detailed description of the invention

Fig. 1 is the utility model surface texture schematic diagram；

Fig. 2 is the utility model overall structure diagram.

In figure: 1- screw body, the first pinion head of 2- winding pipe, 3- material backflash, the second pinion head of 4- winding pipe, 5- the One reinforcement part, the first fine spiral of 6- winding pipe, the second reinforcement part of 7-, the second fine spiral of 8- winding pipe, 9- connect extreme, 10- Drill bit, 11- groove, 12- through slot.

Specific embodiment

Below in conjunction with the attached drawing in the utility model example, the technical solution in the utility model example is carried out clear, complete Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments. Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts Every other embodiment, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of twin screw extrusion process processing hollow wall Winding pipe, including screw body 1, one end outer surface of screw body 1 are fixedly installed the first pinion head winding pipe 2, screw rod sheet The surface of body 1 and be located at the first pinion head winding pipe 2 side be fixedly installed the second pinion head winding pipe 4, the second pinion head The one end of winding pipe 4 far from the first pinion head winding pipe 2 and it is located at 1 surface of screw body and is fixedly installed the first reinforcement part 5, the The one end of one reinforcement part 5 far from the second pinion head winding pipe 4 and be located at 1 surface of screw body be fixedly installed the first fine spiral Winding pipe 6, the one end of the first fine spiral winding pipe 6 far from the first reinforcement part 5 and be located at 1 surface of screw body be fixedly installed Second reinforcement part 7, the one end of the second reinforcement part 7 far from the first fine spiral winding pipe 6 and be located at 1 surface of screw body fixation set It is equipped with the second fine spiral winding pipe 8, the first pinion head winding pipe 2, the second pinion head winding pipe 4, the winding of the first fine spiral The surface of pipe 6 and the second fine spiral winding pipe 8 is provided with material backflash 3, and setting is organic on the outside of one end of screw body 1 The gap of cylinder, screw body 1 and machine barrel is adjusted between 12 to 15, and screw body 1 is gradually thicker from right to left side.

One end of screw body 1, which is fixedly installed, connects extreme 9.Screw body 1 is provided with drill bit far from even extreme 9 one end 10.Fixation offers the groove 11 to match with drill bit 10 inside one end of screw body 1.The inside middle of screw body 1 is solid Surely through slot 12 is offered.

In use, by purchasing 80 twin-screw hosts, electric control part and rack, 80 twin-screw hosts are mainly used for PVC Production and granulation use, and the experience of tubing is produced by many years, is improved to screw rod, and the processing plasticizing effect of twin-screw is than list Screw rod will be got well, and directly be easy modeling using raw material, imitate plasticizing by the adjustment of technological temperature and the gap adjustment of screw rod Fruit is obviously reinforced, and has ensured the quality of product；By in the first pinion head winding pipe 2, second the 4, first essence of pinion head winding pipe The surface of thin spiral winding pipe 6 and the second fine spiral winding pipe 8 is provided with material backflash 3, passes through the material to screw body 1 Backflash 3 has carried out special processing, reduces regurgitant volume, while the gap of screw body 1 and machine barrel is adjusted to 12 to 15 Between silk, ensures that material passes through the high pressure plasticizing process of screw barrel ontology 1, passed through idling in being provided on machine barrel Pressure device can extract the moisture generated in raw material plasticizing process out, be plasticized and undesirable set in machine barrel leading portion when plasticizing It is equipped with a net-changing device, increases being pressed to reach desired plasticizing effect for machine barrel by the mesh number of net, has adjustable Property, twin-screw converted products reduces the addition of defoaming agent to improve the quality of product, same in terms of raw material 40% or more power consumption cost is saved under yield in terms of power consumption, it is easy to use.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that There is also other identical elements in the process, method, article or apparatus that includes the element ".

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of twin screw extrusion process processes hollow spiral tube, including screw body (1), it is characterised in that: the screw rod One end outer surface of ontology (1) is fixedly installed the first pinion head winding pipe (2), the surface of the screw body (1) and is located at The side of first pinion head winding pipe (2) is fixedly installed the second pinion head winding pipe (4), the second pinion head winding pipe (4) far from the first pinion head winding pipe (2) one end and be located at screw body (1) surface be fixedly installed the first reinforcement part (5), First reinforcement part (5) far from the second pinion head winding pipe (4) one end and be located at screw body (1) surface be fixedly installed First fine spiral winding pipe (6), the first fine spiral winding pipe (6) far from the first reinforcement part (5) one end and be located at Screw body (1) surface is fixedly installed the second reinforcement part (7), and second reinforcement part (7) winds far from the first fine spiral It manages the one end of (6) and is located at screw body (1) surface and be fixedly installed the second fine spiral winding pipe (8), the first thick spiral shell Revolve winding pipe (2), the second pinion head winding pipe (4), the first fine spiral winding pipe (6) and the second fine spiral winding pipe (8) Surface be provided with material backflash (3), be provided with machine barrel, the screw body (1) on the outside of one end of the screw body (1) It is adjusted between 12 to 15 with the gap of machine barrel, the screw body (1) is gradually thicker from right to left side.

2. a kind of twin screw extrusion process according to claim 1 processes hollow spiral tube, it is characterised in that: the spiral shell One end of bar body (1) is fixedly installed even extreme (9).

3. a kind of twin screw extrusion process according to claim 2 processes hollow spiral tube, it is characterised in that: the spiral shell Bar body (1) is provided with drill bit (10) far from the one end of even extreme (9).

4. a kind of twin screw extrusion process according to claim 3 processes hollow spiral tube, it is characterised in that: the spiral shell It is fixed inside one end of bar body (1) to offer the groove (11) to match with drill bit (10).

5. a kind of twin screw extrusion process according to claim 1 processes hollow spiral tube, it is characterised in that: the spiral shell The inside middle fixation of bar body (1) offers through slot (12).