CN104742272A - Plastic granulation device and plastic granulation method - Google Patents

Plastic granulation device and plastic granulation method Download PDF

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Publication number
CN104742272A
CN104742272A CN201310751757.XA CN201310751757A CN104742272A CN 104742272 A CN104742272 A CN 104742272A CN 201310751757 A CN201310751757 A CN 201310751757A CN 104742272 A CN104742272 A CN 104742272A
Authority
CN
China
Prior art keywords
pinch roller
guide groove
plastic
movable pulley
cutting knife
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310751757.XA
Other languages
Chinese (zh)
Inventor
龙鹏
刘伟
毛独明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CYG Electronics Shanghai Co Ltd
Shenzhen Changyuan Electronic Material Co Ltd
Original Assignee
CYG Electronics Shanghai Co Ltd
Shenzhen Changyuan Electronic Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CYG Electronics Shanghai Co Ltd, Shenzhen Changyuan Electronic Material Co Ltd filed Critical CYG Electronics Shanghai Co Ltd
Priority to CN201310751757.XA priority Critical patent/CN104742272A/en
Publication of CN104742272A publication Critical patent/CN104742272A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

The invention discloses a plastic granulation device and a plastic granulation method. The device comprises a movable pulley, a guide slot, a limited post, a transmission clamping roller and a cutter, wherein the guide slot comprises a feeding port and a discharging port; the feeding port is adjacent to the movable pulley; the limited post is arranged on the guide slot; the transmission clamping roller is arranged at the discharging port of the guide slot; the cutter is arranged at the output end of a roller-type clamping roller; and the output end is directed at the center section of the cutter.

Description

Plastic granulating device and plastic granulating method
Technical field
The present invention relates to macromolecular material production technical field, and in particular to a kind of plastic granulating device and plastic granulating method.
Background technology
In the plastic extruding pelletization method of prior art; the plastic strip extruded from die head is after water-cooled dries up and enters comminutor; often there will be the stuck cutting knife of material strip; or have the phenomenon of the rectangular grain do not cut off completely in the material grain after cutting, the serious quality affecting production efficiency and masterbatch.
Summary of the invention
In view of this, the present invention is intended to solve in prior art, in the process of carrying out plastic extruding pelletization, occurs that cutting knife is stuck, the technical problems such as granulation is of poor quality.
The invention provides a kind of plastic granulating device, comprising: movable pulley; Guide groove, comprises charging aperture and discharging opening, and wherein said charging aperture and described movable pulley adjoin; Limited post, is arranged on described guide groove; Transmission pinch roller, is arranged at the discharge outlet of described guide groove; Cutting knife, be arranged at the output of described cylinder type pinch roller, and described output aims at the central sections of described cutting knife.
Further, residing for the charging aperture of described guide groove, plane is lower than the transmission tangent plane of described movable pulley.
Further, residing for the discharging opening of described guide groove, plane is parallel with described transmission pinch roller center tangent plane.
Further, described transmission pinch roller is cylinder type pinch roller.
Further, described cutting knife is arranged at the discharge end of described transmission pinch roller, and has gap with described cylinder type pinch roller.
The present invention also provides a kind of plastic granulating method, and it comprises: dried up through water cooling by plastic strip, sends on movable pulley; By the rotation of described movable pulley, described plastic strip is sent into guide groove and is arranged at the limited post clamping on described guide groove; Described plastic strip is transferred to cylinder type pinch roller, under the traction of described cylinder type pinch roller and make described plastic strip keep with cutter blade central termination touch; Utilize described cutting knife that plastic strip is cut into plastic pellet of uniform size.
In sum, plastic granulating device provided by the invention and plastic granulating method, solve that plastic extruding pelletization efficiency in prior art is low, the ropy problem of masterbatch, what after applying this device and method, plastic strip can be stable enters cutting machine, avoid the marginal position that material strip moves on to cutting knife in cutting process, cause stuck cutting knife, or the rectangular grain that appearance is not cut off completely.In addition, evenly and not stuck cutting knife, this method is easy and simple to handle, high efficiency for the particle size cut out after adding limited post, applies extensively.
Accompanying drawing explanation
Figure 1 shows that the structural representation of the plastic granulating device that one embodiment of the invention provides;
Figure 2 shows that the method flow diagram of the plastic granulating method that another embodiment of the present invention provides.
Detailed description of the invention
For making object of the present invention, feature becomes apparent, and is further described the specific embodiment of the present invention below in conjunction with accompanying drawing.
Refer to Fig. 1, it is depicted as the structural representation of the plastic granulating device that one embodiment of the invention provides.
This plastic granulating device, comprising: movable pulley 110; Guide groove 120, comprises charging aperture 121 and discharging opening 122, and wherein said charging aperture 121 adjoins with described movable pulley 110; Limited post 130, is arranged on described guide groove 120; Transmission pinch roller 140, is arranged at discharging opening 122 place of described guide groove 120; Cutting knife 150, is arranged at the output of described transmission pinch roller 140, and described output aims at the central sections of described cutting knife 150.
Utilize this plastic granulating device, enable plastic strip stable enter cutting machine, and utilize limited post to carry out spacing to the plastic strip in transport process, avoid the problems such as the stuck cutting knife that marginal position that plastic strip moves on to cutting knife in cutting process causes, ensure that the quality of granulation.
In embodiments of the present invention, plane residing for the charging aperture of described guide groove, lower than the transmission tangent plane of described movable pulley, avoids and is worn bottom guide groove in Long-Time Service process, ensure that the contact cutting knife central authorities that plastic strip can be stable.
In embodiments of the present invention, plane residing for the discharging opening of described guide groove is parallel with described transmission pinch roller center tangent plane, makes plastic strip obtain transmitting the uniform traction of pinch roller, making plastic strip being pulled in process, not easily producing skew.
In embodiments of the present invention, described transmission pinch roller is cylinder type pinch roller, but the present invention is not limited thereto.
In embodiments of the present invention, described cutting knife is arranged at the discharge end of described transmission pinch roller, and with described cylinder type pinch roller, there is gap, thus, under the traction of described transmission pinch roller, drive plastic strip to contact with cutting knife cut surface, well can control the length of charging, ensure that the uniformity of granulation, improve the quality of granulation.
In order to clearly explain the present invention, the concrete running of this plastic granulating device is described below in conjunction with concrete grammar.
Refer to Fig. 2, it is depicted as the method flow diagram of the plastic granulating method that another embodiment of the present invention provides.
This plastic granulating method, comprises the following steps:
Step S210: dried up through water cooling by plastic strip, sends on movable pulley.
By this step, make plastic strip according to being suitable for cutting.
Step S220: by the rotation of described movable pulley, sends described plastic strip into guide groove and is arranged at the limited post clamping on described guide groove;
Specifically, plane residing for the charging aperture of described guide groove, lower than the transmission tangent plane of described movable pulley, avoids and is worn bottom guide groove in Long-Time Service process.
Step S230: described plastic strip is transferred to cylinder type pinch roller, under the traction of described cylinder type pinch roller and make described plastic strip keep with cutter blade central termination touch;
In this step, plane residing for the discharging opening of described guide groove is parallel with described cylinder type pinch roller center tangent plane, makes plastic strip obtain the uniform tractive force of cylinder type pinch roller, making plastic strip being pulled in process, not easily producing skew.
Step S240: utilize described cutting knife that plastic strip is cut into plastic pellet of uniform size.
In this step, the output of described cylinder type pinch roller aims at the central sections of described cutting knife, thus ensure that the accuracy that plastic strip transmits.
In sum, the plastic granulating device that the embodiment of the present invention provides and plastic granulating method, solve that plastic extruding pelletization efficiency in prior art is low, the ropy problem of masterbatch, what after applying this device and method, plastic strip can be stable enters cutting machine, avoid the marginal position that material strip moves on to cutting knife in cutting process, cause stuck cutting knife, or the rectangular grain that appearance is not cut off completely.In addition, evenly and not stuck cutting knife, this method is easy and simple to handle, high efficiency for the particle size cut out after adding limited post, applies extensively.
Although the present invention discloses as above with preferred embodiment; so itself and be not used to limit the present invention; have in any art and usually know the knowledgeable; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, therefore protection scope of the present invention is when being as the criterion depending on those as defined in claim.

Claims (6)

1. a plastic granulating device, is characterized in that, comprising:
Movable pulley;
Guide groove, comprises charging aperture and discharging opening, and wherein said charging aperture and described movable pulley adjoin;
Limited post, is arranged on described guide groove;
Transmission pinch roller, is arranged at the discharge outlet of described guide groove;
Cutting knife, be arranged at the output of described cylinder type pinch roller, and described output aims at the central sections of described cutting knife.
2. device according to claim 1, is characterized in that, plane residing for the charging aperture of described guide groove is lower than the transmission tangent plane of described movable pulley.
3. device according to claim 1, is characterized in that, plane residing for the discharging opening of described guide groove is parallel with described transmission pinch roller center tangent plane.
4. device according to claim 1, is characterized in that, described transmission pinch roller is cylinder type pinch roller.
5. device according to claim 1, is characterized in that, described cutting knife is arranged at the discharge end of described transmission pinch roller, and has gap with described cylinder type pinch roller.
6. a plastic granulating method, is characterized in that, comprising:
Plastic strip is dried up through water cooling, sends on movable pulley;
By the rotation of described movable pulley, described plastic strip is sent into guide groove and is arranged at the limited post clamping on described guide groove;
Described plastic strip is transferred to cylinder type pinch roller, under the traction of described cylinder type pinch roller and make described plastic strip keep with cutter blade central termination touch;
Utilize described cutting knife that plastic strip is cut into plastic pellet of uniform size.
CN201310751757.XA 2013-12-31 2013-12-31 Plastic granulation device and plastic granulation method Pending CN104742272A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310751757.XA CN104742272A (en) 2013-12-31 2013-12-31 Plastic granulation device and plastic granulation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310751757.XA CN104742272A (en) 2013-12-31 2013-12-31 Plastic granulation device and plastic granulation method

Publications (1)

Publication Number Publication Date
CN104742272A true CN104742272A (en) 2015-07-01

Family

ID=53582806

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310751757.XA Pending CN104742272A (en) 2013-12-31 2013-12-31 Plastic granulation device and plastic granulation method

Country Status (1)

Country Link
CN (1) CN104742272A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109968423A (en) * 2019-03-08 2019-07-05 南安市柳信光电科技有限公司 A kind of plastic granulating check rod device based on rotary, engagement type cutting

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2436295Y (en) * 2000-08-31 2001-06-27 洛阳南峰机电设备制造有限公司 Submerged granule cutter
JP2003200417A (en) * 2002-01-07 2003-07-15 Tokki Kk Apparatus for manufacturing granule of thermoplastic resin
WO2009052978A1 (en) * 2007-10-23 2009-04-30 Rieter Automatik Gmbh Strand pelletizer
CN201291474Y (en) * 2008-10-07 2009-08-19 上海金发科技发展有限公司 Stuff strip transportation positioning device of plastic dicing cutter
CN202952417U (en) * 2012-06-19 2013-05-29 江洪 Diced device of line feed

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2436295Y (en) * 2000-08-31 2001-06-27 洛阳南峰机电设备制造有限公司 Submerged granule cutter
JP2003200417A (en) * 2002-01-07 2003-07-15 Tokki Kk Apparatus for manufacturing granule of thermoplastic resin
WO2009052978A1 (en) * 2007-10-23 2009-04-30 Rieter Automatik Gmbh Strand pelletizer
CN201291474Y (en) * 2008-10-07 2009-08-19 上海金发科技发展有限公司 Stuff strip transportation positioning device of plastic dicing cutter
CN202952417U (en) * 2012-06-19 2013-05-29 江洪 Diced device of line feed

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109968423A (en) * 2019-03-08 2019-07-05 南安市柳信光电科技有限公司 A kind of plastic granulating check rod device based on rotary, engagement type cutting

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Address after: 201802 Shanghai City, Jiading District Nanxiang Town Jiahao Road No. 1690

Applicant after: Shanghai Changyuan Electronic Material Co., Ltd.

Applicant after: Changyuan electronic (Group) Co., Ltd.

Address before: 201802 Shanghai City, Jiading District Nanxiang Town Jiahao Road No. 1690

Applicant before: Shanghai Changyuan Electronic Material Co., Ltd.

Applicant before: Shenzhen Changyuan Electronic Material Co., Ltd.

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RJ01 Rejection of invention patent application after publication

Application publication date: 20150701

RJ01 Rejection of invention patent application after publication