CN109107712A

CN109107712A - The novel single cyclopentane gas detector of one kind and its working method

Info

Publication number: CN109107712A
Application number: CN201810857602.7A
Authority: CN
Inventors: 赵其丙
Original assignee: Ma'anshan Heng Long Mechanical Technology Co Ltd
Current assignee: Ma'anshan Heng Long Mechanical Technology Co Ltd
Priority date: 2018-07-31
Filing date: 2018-07-31
Publication date: 2019-01-01

Abstract

The invention discloses a kind of novel single cyclopentane gas detector and its working methods, belong to shredder technical field.It include body and be arranged in body top material-falling hopper, the crushing chamber of body is connected below the material-falling hopper, it is equipped in the crushing chamber and tears up component, it includes the first rotor and the first moving knife being installed on the first rotor, the second rotor and the second moving knife being installed on the second rotor that this, which tears up component, and it is installed on intracorporal first stationary knife of machine and the second stationary knife, the roll surface of first rotor and the second rotor is equipped with wave groove, the first moving knife and the second moving knife and the gap of the first stationary knife, the second stationary knife is controlled in 0.4-0.5mm.First rotor and the second rotor surface are wave-like, and within the scope of 0.4-0.5mm, the first moving knife and the second moving knife keen edge in use, are not in the bad phenomenons such as winding for moving knife and the control of stationary knife gap.

Description

The novel single cyclopentane gas detector of one kind and its working method

Technical field

The invention belongs to shredder technical fields, more specifically to a kind of novel single cyclopentane gas detector and its work Method.

Background technique

Shredder is exactly a kind of as machine fine crushing, is generally used for handling crude raw material or leftover pieces, make Its size is more tiny.Representative example is made after melting after tearing up the leftover pieces of plastics or rubber as raw material Grain, for remaking plastic bottle, tire or dustbin etc..Shredder is applied to plastics recovery and regenerates industry, is usually used in giving up Product heavy caliber PE plastic pipe bundled is packaged the broken of plastic film, big pile plastic sheet and Head material.Common customer is used at present Single-shaft shredder is torn up, but for plastic film and ton bag and scraps fishing net etc. flexibilities article, this equipment exist Article is easy to appear in production process has part tear fracture and can not be wrapped in above axis, is difficult article to tear up, if blade is not Sharp wrapping phenomena is more serious, and winding also has a certain impact to axis and motor service life, and it is disconnected seriously to will lead to axis It splits and is burnt out with motor, discharge port is easy blocking and discharging size non-uniform phenomenon.Using this single-shaft shredder equipment, use Client can increase a cutter, carry out cutting into bulk that will enter the article that single-shaft shredder is torn up with two workers It enters back into single-shaft shredder to be torn up, wrapping phenomena can be reduced in this way.Had to after the winding of such equipment through It crosses personnel and the article being wrapped in above axis is separated with blade, there are security risks；Furthermore production capacity about 300kg/h is used Two at least three employees of equipment, can only artificial uniform feeding, large labor intensity.

To solve the above-mentioned problems, through retrieving, Chinese Patent Application No.: 201610946806.9, the applying date: 2016 10 The moon 26, denomination of invention are as follows: a kind of dedicated efficiently double single-shaft shredders of film class material, it includes body, in the upper of body Side is provided with material-falling hopper, and the lower section of material-falling hopper is the crushing chamber of body, is equipped in crushing chamber and tears up component, this tears up component packet Doctor roll, the moving knife being installed on rotor, and it is installed on intracorporal first stationary knife of machine and the second stationary knife, when rotor rotates, the One stationary knife and the second stationary knife are staggered with moving knife, make to form cutting face between moving knife and the first stationary knife, the second stationary knife；Tear up group Part is provided with two groups, is symmetrically arranged with the two sides of crushing chamber, is provided with feed space away from two between two rotors for tearing up component Rotor relative rotation can drive film class material to be passed down through charging gap and reach cutting face.But it is preferable for some flexibilities Article, such as plastic film, ton bag and scrap fishing net, since the cutting edge of the first stationary knife and the second stationary knife can not be cut off in time, Cause this shredder to be easy to cause to wind, shut down cleaning and be more troublesome, worker needs to enter cleaning in cabinet, and there are safety Hidden danger；The size that discharges simultaneously is uneven, is unsatisfactory for production requirement.

Chinese Patent Application No.: 201610641068.7, the applying date: on August 5th, 2016, denomination of invention are as follows: double roller is torn up Machine, it includes shredder ontology, stationary knife system, the first rotor, the first dynamical system of driving the first rotor rotation, the second rotor With the second dynamical system of driving the second rotor rotation；Stationary knife system, the first rotor, the first dynamical system, the second rotor and Two dynamical systems are set on shredder ontology；Stationary knife system is between the first rotor and the second rotor, the first rotor and stationary knife System, which cooperates, to be realized and tears up material, and the second rotor and stationary knife system, which cooperate, to be realized and tear up material, the first rotor and the Material is torn up in the mutual cooperation of two rotors.Although the shredder can the effect of tearing up to film, the first rotor and the second rotor point Also do not tear up effect between stationary knife system, but since the first rotor and the second rotor surface are smooth shape, film with The frictional force of roll body is small, be easy to cause the skidding of film and wrapping phenomena occurs, and shuts down cleaning and is more troublesome, worker needs to enter Cleaning in cabinet, there are security risks；Furthermore the first rotor and the second rotor are larger at a distance from stationary knife, cause discharge size compared with Greatly, it is unable to satisfy the production requirement of enterprise.

Summary of the invention

1. to solve the problems, such as

It is easy to wind in the preferable article of processing flexibility for existing shredder, it is more numb to shut down cleaning Tired, worker needs to enter cleaning in cabinet, and there are security risks；The size that discharges simultaneously is uneven, is unsatisfactory for asking for production requirement Topic, the present invention provide a kind of novel single cyclopentane gas detector, solve shredder and winding bad phenomenon occurs, improve the unit of shredder Working efficiency, while the discharging of shredder is of uniform size, eliminates safe hidden trouble.

The present invention also provides a kind of working method of novel single cyclopentane gas detector, shredder is eliminated during tearing up Electrostatic avoids causing fragment attracting due to electrostatic, so as to cause the oversized of discharging.

2. technical solution

To solve the above-mentioned problems, the technical solution adopted in the present invention is as follows:

The novel single cyclopentane gas detector of one kind of the invention, the material-falling hopper including body and the top that body is arranged in are described The crushing chamber of body is connected below material-falling hopper, is equipped in the crushing chamber and tears up component, and it includes that this, which tears up component, One rotor and the first moving knife being installed on the first rotor, the second rotor and the second moving knife being installed on the second rotor, and It is installed on intracorporal first stationary knife of machine and the second stationary knife, the roll surface of first rotor and the second rotor is equipped with wave groove, The gap of first moving knife and the second moving knife and the first stationary knife, the second stationary knife is controlled in 0.4-0.5mm；First rotor and the second rotor When rotation, the first stationary knife and the second stationary knife are staggered with the first moving knife and the second moving knife, make the first moving knife and the second moving knife and Cutting face is formed between first stationary knife, the second stationary knife.

In a kind of possible embodiment of the present invention, the planform of first rotor and the second rotor is identical, the One rotor/second rotor includes rotation axis and roll body, is equipped with axis hole among roll body, the rotation axis is arranged in axis hole, the roller Body is equipped with several moving knife seats, and moving knife is connected on moving knife seat.

In a kind of possible embodiment of the present invention, the moving knife seat is arranged on the roll body according to " people " font, Moving knife seat is by being welded on the bottom of wave groove.

In a kind of possible embodiment of the present invention, the rotation of the direction of rotation of first rotor and second rotor Turn contrary.

In a kind of possible embodiment of the present invention, the planform of first moving knife and the second moving knife is identical, the One moving knife/second moving knife contour structures be it is rectangular, including cutter hub and four curved blades of cutter hub side are placed in, along cutter hub Center offers screw hole, and the cutting edge of curved blade exceeds the end face of the screw hole.

In a kind of possible embodiment of the present invention, the material of the moving knife seat is stainless steel material, is opened on moving knife seat Equipped with for installing the first moving knife/second moving knife mounting hole, moving knife seat tool has a mounting surface, and mounting surface is dynamic with described first Knife/second moving knife fits closely together.

In a kind of possible embodiment of the present invention, first stationary knife and the second stationary knife are equipped with strip groove, and first Stationary knife and the second stationary knife are bolted in the crushing chamber of body.

It further include the first power part and the second power part in a kind of possible embodiment of the present invention, wherein institute Stating the first power part includes first motor and the first speed reducer with first motor cooperation, the first speed reducer and the first rotor Rotate axis connection；Wherein second power part include the second motor and with the second motor cooperation the second speed reducer, second The rotation axis connection of speed reducer and the second rotor.

In a kind of possible embodiment of the present invention, the rotation axis is in hollow form, is internally provided with feed pipe, into It is evenly distributed with several discharge holes in expects pipe and rotation axis, perforation pore is equipped on the roll body, is entered by feed pipe Electrostatic additive is dispersed in roll body, and when rotor rotates, electrostatic additive is thrown away by perforation pore.

The present invention also provides a kind of working methods of novel single cyclopentane gas detector, comprising the following specific steps

Step S101, the spacing of the first stationary knife and the second stationary knife and the first rotor and the second rotor is adjusted；

Step S102, injection electrostatic additive is carried out into roll body by feed pipe；

Step S103, first motor and the second motor are opened, adds substance to be torn up to material-falling hopper.

3. beneficial effect

Compared with the prior art, the invention has the benefit that

(1) novel single cyclopentane gas detector of the invention, the first rotor and the second rotor surface are wave-like, moving knife and fixed Knife gap controls within the scope of 0.4-0.5mm, and the first moving knife and the second moving knife keen edge in use, are not in twine Around etc. bad phenomenons；And not manually uniform feeding, it can directly be fed with pawl bucket machine, not need more to be sheared before tearing up Shredder is entered back at bulk, production capacity can achieve 900kg/h, improve at least 3 times than same money single-shaft shredder production capacity, and discharge ruler Very little uniformly the phenomenon that blocking, security risk also reduces on year-on-year basis, and production effect is also synchronous to be improved；

(2) novel single cyclopentane gas detector of the invention, moving knife seat is distributed according to herringbone, so that the first moving knife and second moves Cutter has a maximum cutting angle, plastic film, ton bag and scraps fishing net etc. under the action of cutting force, can quickly cut It is disconnected；

(3) novel single cyclopentane gas detector of the invention, the direction of rotation phase of the direction of rotation of the first rotor and the second rotor Instead, plastic film, ton bag and the cutting circulation for scrapping fishing net can be improved in this way, guarantee that the efficiency of cutting is higher；

(4) novel single cyclopentane gas detector of the invention, the material of moving knife seat is stainless steel material, and it is wear-resisting to improve moving knife seat Property, in addition, the mounting surface of moving knife seat and the first moving knife/second moving knife fit closely together, substantially without gap, avoid tiny Particle enter mounting surface, influence the normal use of the first moving knife or the second moving knife；

(5) the configuration of the present invention is simple, design are rationally, easily fabricated.

Detailed description of the invention

Technical solution of the present invention is described in further detail below with reference to drawings and examples, but should Know, these attached drawings are designed for task of explanation, therefore not as the restriction of the scope of the invention.In addition, except non-specifically It points out, these attached drawings are meant only to conceptually illustrate structure construction described herein, without to be drawn to scale.

Fig. 1 is the structural schematic diagram of the novel single cyclopentane gas detector of one kind of the invention；

Fig. 2 is the side view of the novel single cyclopentane gas detector of one kind of the invention；

Fig. 3 is the structural schematic diagram for tearing up component of the novel single cyclopentane gas detector of one kind of the invention；

Fig. 4 is the structural schematic diagram of the first rotor of the novel single cyclopentane gas detector of one kind of the invention；

Fig. 5 is cross-sectional view of the Fig. 4 along line A-A；

Fig. 6 is the connection schematic diagram of moving knife seat and the first moving knife of the invention；

Fig. 7 is the structural schematic diagram of the first moving knife of the invention.

Description of symbols in figure:

1, body；2, material-falling hopper；3, crushing chamber；4, the first rotor；41, rotation axis；42, roll body；421, pore is penetrated through； 43, moving knife seat；431, mounting surface；5, the first moving knife；51, cutter hub；52, curved blade；6, the second rotor；7, the second moving knife；8, First stationary knife；9, the second stationary knife；10, first motor；11, the first speed reducer；12, the second motor, the 13, second speed reducer；14, into Expects pipe；141, discharge hole.

Specific embodiment

Hereafter to the detailed description of exemplary embodiment of the present invention with reference to attached drawing, which forms one of description Point, it has been shown as example enforceable exemplary embodiment of the invention in the figure.Although these exemplary embodiment quilts Sufficiently describe in detail so that those skilled in the art can implement the present invention, it is to be understood that can realize other embodiments and Can without departing from the spirit and scope of the present invention to the present invention various changes can be made.Hereafter to the embodiment of the present invention More detailed description is not limited to required the scope of the present invention, and just to be illustrated and do not limit pair The description of the features of the present invention and feature to propose to execute best mode of the invention, and is sufficient to make those skilled in the art It can implement the present invention.Therefore, the scope of the invention is only defined by the appended claims.

Hereafter detailed description of the present invention and example embodiment are more fully understood in combination with attached drawing, wherein of the invention Element and feature are identified by appended drawing reference.

Embodiment 1

As shown in Figures 1 to 7, the novel single cyclopentane gas detector of one kind of the present embodiment, including body 1 and setting are in body 1 Top material-falling hopper 2, the lower section of material-falling hopper 2 connects the crushing chamber 3 of body 1, is equipped in crushing chamber 3 and tears up component, This tears up component and includes the first rotor 4 and the first moving knife 5 being installed on the first rotor 4, the second rotor 6 and be installed on the second knife The second moving knife 7 on roller 6, and the first stationary knife 8 and the second stationary knife 9 that are installed in body 1, the first rotor 4 and the second rotor 6 Roll surface be equipped with wave groove, the first moving knife 5 and the second moving knife 7 and the first stationary knife 8, the gap control of the second stationary knife 9 exists 0.4-0.5mm；When first rotor 4 and the second rotor 6 rotate, the first stationary knife 8 and the second stationary knife 9 and the first moving knife 5 and second are moved Knife 7 is staggered, and makes to form cutting face between the first moving knife 5 and the second moving knife 7 and the first stationary knife 8, the second stationary knife 9.

In the prior art, the first rotor 4 and 6 surface of the second rotor are smooth shape, for plastic film, ton bag and The flexibilities article such as fishing net is scrapped, due to the material of these substances itself, causes small with the frictional force on 42 surface of roll body, moves in addition Gap between knife and stationary knife is excessive, is easy to cause plastic film, ton bag and scrap fishing net to skid and wrapping phenomena occurs. It is worth noting that inventor, by largely testing and analyzing, the rotor surface of novel single cyclopentane gas detector is waveform Shape, moving knife and the control of stationary knife gap are within the scope of 0.4-0.5mm, the first moving knife 5 and the second moving knife 7 blade cutting edge of a knife or a sword in use Benefit is not in the bad phenomenons such as winding；And not manually uniform feeding, it can directly be fed with pawl bucket machine, not needed more It carries out cutting into bulk before tearing up and enters back into shredder, production capacity can achieve 900kg/h, improve than same money single-shaft shredder production capacity It at least 3 times, discharges of uniform size, the phenomenon that blocking, security risk also reduces on year-on-year basis, and production effect is also synchronous to be improved, and makes The personnel of a bit manipulation pawl bucket machine are also only needed with operating personnel.

Further, in order to increase the frictional force on rotor surface, while making the cutting of the first moving knife 5 and the second moving knife 7 Effect reaches most preferably, and therefore, moving knife seat 43 is arranged on roll body 42 according to " people " font, and moving knife seat 43 is recessed by being welded on wave The bottom of slot is based on the design, it is found that has maximum cut according to the first moving knife 5 and the second moving knife 7 of herringbone distribution Top rake, plastic film, ton bag and scraps fishing net etc. under the action of cutting force, can quickly cut off.

In order to easy to process, the first rotor 4 is identical with the planform of the second rotor 6,4/ second rotor 6 of the first rotor packet Rotation axis 41 and roll body 42 are included, axis hole is equipped among roll body 42, rotation axis 41 is arranged in axis hole, and roll body 42 is equipped with several moving knife Seat 43, moving knife is connected on moving knife seat 43.

In actual use, the direction of rotation of the first rotor 4 and the direction of rotation of the second rotor 6 are on the contrary, in this way may be used To improve plastic film, ton bag and the cutting circulation for scrapping fishing net, guarantee that the efficiency of cutting is higher.

Embodiment 2

The present embodiment and the structure of embodiment 1 are substantially consistent, the difference is that, as shown in fig. 7,5 He of the first moving knife The planform of second moving knife 7 is identical, and the contour structures of 5/ second moving knife 7 of the first moving knife are rectangular, including cutter hub 51 and are placed in Four curved blades 52 of 51 side of cutter hub offer screw hole along the center of cutter hub 51, and the cutting edge of curved blade 52 exceeds screw hole End face.

Embodiment 3

The present embodiment and the structure of embodiment 2 are substantially consistent, the difference is that, it is revolved since moving knife seat 43 is in high speed Turn state, and with plastic film, ton bag and scrap fishing net etc. and contact for a long time, moving knife seat 43 wears larger, therefore moving knife The material of seat 43 is stainless steel material, and the mounting hole for installing 5/ second moving knife 7 of the first moving knife is offered on moving knife seat 43, is moved Tool apron 43 has a mounting surface 431, and mounting surface 431 and 5/ second moving knife 7 of the first moving knife are fitted closely together, do not stitched substantially Gap avoids tiny particle from entering mounting surface 431, influences the normal use of the first moving knife 5 or the second moving knife 7.

Embodiment 4

The present embodiment and the structure of embodiment 3 are substantially consistent, the difference is that, on the first stationary knife 8 and the second stationary knife 9 Equipped with strip groove, the first stationary knife 8 and the second stationary knife 9 are bolted in the crushing chamber 3 of body 1, the first stationary knife 8 here It can be adjusted with the second stationary knife 9, therefore the spacing of the first moving knife 5 and the second moving knife 7 and the first stationary knife 8 or the second stationary knife 9 It is adjustable.

The design of the structure is conducive to the control of discharging size, so that discharging even size distribution.

Embodiment 5

The present embodiment and the structure of embodiment 4 are substantially consistent, the difference is that, which further includes the first power Component and the second power part, wherein the first power part includes first motor 10 and slows down with first motor 10 cooperates first Machine 11, the first speed reducer 11 are connect with the rotation axis 41 of the first rotor 4；Wherein the second power part include the second motor 12 and with Second speed reducer 13 of the second motor 12 cooperation, the second speed reducer 13 are connect with the rotation axis 41 of the second rotor 6.

A set of dynamical system is respectively adopted in first rotor 4 and the second rotor 6, does not interfere with each other between two rotors, once occur One of rotor is wound, another rotor still works, and can quickly be cut off the plastic film of winding, ton bag and be scrapped Fishing net etc., so that rotor is resumed work.

Embodiment 6

The present embodiment and the structure of embodiment 4 are substantially consistent, the difference is that, rotation axis 41 is in hollow form, in Portion is provided with feed pipe 14, and several discharge holes 141 are evenly distributed on feed pipe 14 and rotation axis 41, is equipped with and passes through on roll body 42 Logical pore 421, the electrostatic additive entered by feed pipe 14 are dispersed in roll body 42, when rotor rotates, feed pipe 14 not with Rotation axis 41 rotates, and electrostatic additive is thrown away by perforation pore 421.

It is well known that plastic film, ton bag and scrap fishing net and can generate electrostatic in friction process, when plastic film, On the one hand ton bag and the fragment for scrapping fishing net can reunite under the action of electrostatic, on the other hand can be adhered to rotor table Therefore face throws away electrostatic additive by penetrating through pore 421, by plastic film, ton bag and can scrap fishing net institute with quiet Electricity is eliminated, and that improves shredder tears up efficiency.

Embodiment 7

A kind of working method of novel single cyclopentane gas detector is present embodiments provided, comprising the following specific steps

Step S101, the spacing of the first stationary knife 8 and the second stationary knife 9 and the first rotor 4 and the second rotor 6 is adjusted, it is optimal Spacing is 0.4mm；

Step S102, injection electrostatic additive, the additive amount of electrostatic additive are carried out into roll body 42 by feed pipe 14 For 100g；

Step S103, first motor 10 and the second motor 12 are opened, adds substance to be torn up to material-falling hopper 2.

The micro of some thousandths of or ten thousand/several need to be only added in electrostatic additive therein, can eliminate in production process Electrostatic, electrostatic additive can be sulfonate or quaternary amine.

Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution Similar frame mode and embodiment, are within the scope of protection of the invention.

Claims

1. a kind of novel single cyclopentane gas detector, which is characterized in that the blanking including body (1) and setting in the top of body (1) It struggles against (2), the crushing chamber (3) of body (1) is connected below the material-falling hopper (2), is equipped with and tears up in the crushing chamber (3) Component, this tears up the first moving knife (5), the second rotor (6) that component includes the first rotor (4) and is installed on the first rotor (4) And it is installed on the second moving knife (7) on the second rotor (6), and the first stationary knife (8) being installed in body (1) and the second stationary knife (9), the roll surface of first rotor (4) and the second rotor (6) is equipped with wave groove, the first moving knife (5) and the second moving knife (7) It controls with the gap of the first stationary knife (8), the second stationary knife (9) in 0.4-0.5mm；First rotor (4) and the second rotor (6) rotation When, the first stationary knife (8) and the second stationary knife (9) are staggered with the first moving knife (5) and the second moving knife (7), make the first moving knife (5) and Second moving knife (7) and the first stationary knife (8), the second stationary knife form cutting face between (9).

2. novel single cyclopentane gas detector according to claim 1, which is characterized in that first rotor (4) and the second knife The planform of roller (6) is identical, and the first rotor (4)/second rotor (6) includes rotation axis (41) and roll body (42), roll body (42) Centre is equipped with axis hole, and the rotation axis (41) is arranged in axis hole, and the roll body (42) is equipped with several moving knife seats (43), and moving knife connects It connects on moving knife seat (43).

3. novel single cyclopentane gas detector according to claim 2, which is characterized in that the moving knife seat (43) is according to " people " word Shape is arranged on the roll body (42), and moving knife seat (43) is by being welded on the bottom of wave groove.

4. novel single cyclopentane gas detector according to claim 3, which is characterized in that the rotation side of first rotor (4) To opposite with the direction of rotation of second rotor (6).

5. novel single cyclopentane gas detector according to any one of claims 1 to 4, which is characterized in that first moving knife (5) Identical with the planform of the second moving knife (7), the contour structures of the first moving knife (5)/second moving knife (7) are rectangular, including cutter hub (51) and four curved blades (52) of cutter hub (51) side are placed in, the center along cutter hub (51) offers screw hole, curved blade (52) cutting edge exceeds the end face of the screw hole.

6. novel single cyclopentane gas detector according to claim 5, which is characterized in that the material of the moving knife seat (43) is not It becomes rusty steel material, the mounting hole for installing the first moving knife (5)/second moving knife (7), moving knife seat (43) is offered on moving knife seat (43) With a mounting surface (431), mounting surface (431) and the first moving knife (5)/second moving knife (7) are fitted closely together.

7. novel single cyclopentane gas detector according to claim 6, which is characterized in that first stationary knife (8) and second is determined Knife (9) is equipped with strip groove, and the first stationary knife (8) and the second stationary knife (9) are bolted in the crushing chamber (3) of body (1).

8. novel single cyclopentane gas detector according to claim 7, which is characterized in that further include the first power part and second Power part, wherein first power part includes first motor (10) and the first speed reducer with first motor (10) cooperation (11), the first speed reducer (11) is connect with the rotation axis (41) of the first rotor (4)；Wherein second power part includes second Motor (12) and the second speed reducer (13) cooperated with the second motor (12), turn of the second speed reducer (13) and the second rotor (6) Moving axis (41) connection.

9. novel single cyclopentane gas detector according to claim 8, which is characterized in that the rotation axis (41) is in hollow form, It is internally provided with feed pipe (14), is evenly distributed with several discharge holes (141) in feed pipe (14) and rotation axis (41), described It is equipped with perforation pore (421) on roll body (42), is dispersed in roll body (42) by the electrostatic additive that feed pipe (14) enter, When rotor rotates, electrostatic additive is thrown away by perforation pore (421).

10. a kind of working method of novel single cyclopentane gas detector, which is characterized in that comprising the following specific steps

Step S101, the spacing of the first stationary knife (8) and the second stationary knife (9) and the first rotor (4) and the second rotor (6) is adjusted；

Step S102, injection electrostatic additive is carried out into roll body (42) by feed pipe (14)；

Step S103, first motor (10) and the second motor (12) are opened, adds substance to be torn up to material-falling hopper (2).