CN1040853C - Pelelt making machine for producing pellets from strand - Google Patents
Pelelt making machine for producing pellets from strand Download PDFInfo
- Publication number
- CN1040853C CN1040853C CN92101612A CN92101612A CN1040853C CN 1040853 C CN1040853 C CN 1040853C CN 92101612 A CN92101612 A CN 92101612A CN 92101612 A CN92101612 A CN 92101612A CN 1040853 C CN1040853 C CN 1040853C
- Authority
- CN
- China
- Prior art keywords
- rotary cutter
- rotating shaft
- particle
- hollow rotating
- granulator
- 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.)
- Expired - Lifetime
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-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making 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 present invention relates to a granulator composed of a rotating cutter arranged on the periphery of a rotating hollow shaft, a fixed blade arranged relatively to the rotating cutter and a granule discharge chute which is arranged under the rotating cutter and is downwards inclined and extended. A cooling cavity and a rotating hollow shaft are arranged in the rotating cutter, wherein the hollow shaft has a current inlet hole and a current outlet hole which are communicated with the cooling cavity; a water supply pipe passes through the inner part of the rotating hollow shaft, a clapboard forms a water inlet channel communicated with the current inlet hole and forms a water outlet channel communicated with the current outlet hole. A defect product drain canister is arranged on a passage on the inclined surface of the discharge chute, and a rotary guide cover which can be opened and closed is arranged at the upper inlet of the defect product drain canister.
Description
The present invention relates to a kind of granulator with the wire production particle, this granulator is with a rotary cutter cutting wire rod through supercooling, and wire rod is shaping and extruding from the mould that the extruder head is installed.
In existing granulation device, the conventional method of producing particle is: cut cooled wire rod in tank with a fixed blade and a rotary cutter of being installed in the granulator.
Yet, because rotary cutter by the wire rod that is cut heating, makes the rotary cutter temperature raise, cause the wire rod cutting error, and rotary cutter become gradually no longer can cut.
In other words, after rotary cutter was heated, the synthetic resin in the wire rod raw material can be deposited on rotary cutter and the fixed blade, and cutting force is descended, and the cut lengths of particle are also inhomogeneous, and produce static, make the inter-adhesive lumps that is of particle.
In existing granulator, fully cool off by bosh from many wire rods of extruding in the above-mentioned extruder, be cut into particle by rotary cutter again, the hot particle that will cut is then thrown away into tank and is cooled off.
For producing particle with cutting wire rod method, in the starting stage that wire rod is admitted to and cuts, it is not invariable making coating of particles, and the size of particle is disunity also, causes product quality inferior.
Therefore, the objective of the invention is to: a kind of granulator with the wire production particle is provided, and it can cut many wire rods of extruding from extruder easily with a rotary cutter through supercooling, produces shape, size homogeneous granules.
According to the present invention, the granulator that is installed in the granulation device is equipped with a rotary cutter with cooling chamber, and this cooling chamber communicates with the inlet opening and the osculum of a hollow rotating shaft.Being installed in many wire rods of extruding the mould from the extruder head is cut by rotary cutter, this rotary cutter is cooled off by water system and not only can prevent to be heated again, and can prevent that rotary cutter is stained with the synthetic resin in the wire rod raw material, thereby improve cutting efficiency and durability.The static that forms in rotary cutter is eliminated, and particle is handled easily.In addition, on the inclined-plane passage of particle discharge chute, make substandard products and leak tube, and the guide cover that energy open and close are rotated is installed at an upper portion thereof, the uneven substandard products of producing when making the cutting beginning in this way of shape can not discharged chute by particle, sneak in the qualified particle.
With an embodiment of the granulator of the present invention of wire production particle as shown in drawings, wherein, Fig. 1 has illustrated the course of work of this granulator; Fig. 2 is the front view of this granulator, and the part cuts to show its internal structure; Fig. 3 is a rotary cutter part vertical view; Fig. 4 is the side view of rotary cutter shown in Figure 3, reflects the position relation of rotary cutter, fixed cutting tool, feed roller and pressure roller; Fig. 5 is the profilograph that amplify the part of described rotary cutter; Fig. 6 is the vertical section enlarged drawing of this rotary cutter; And Fig. 7 is the vertical cross section that particle is discharged the chute part.
Below in conjunction with Fig. 1 to 7, a knot embodiment with the granulator of the present invention of wire production particle in detail is situated between.
Fig. 1 a kind of device that uses granulator of the present invention that draws; this covering device is being equipped with an extruder of extruding and form wire rod 12, one will extrude the bosh 3 of wire rod, drying the be cooled blowing device 4 of draining off of wire rod 1, a granulator 5 and a rotation screening plant 6, and described rotation screening plant 6 connects together with granulator 5.Wire rod 1 is by rotary cutter 7 of granulator 5 inside and fixed blade 9 cuttings, and the particle that these are cut into is sieved, puts in order then and transport by rotation screening plant 6.
The granulator of settling in described device 5, its front portion have a control handwheel 5a, and a chamber 8 that holds rotary cutter 7 is arranged at its top.8 one of the outfit of described chamber are positioned at rotary cutter 7 bottoms and section is the discharge chute 13 of " U " shape, and this discharges chute 13 downward-sloping stretching out.
In addition, the inside of chamber 8 also has a column 9a who upwards vertically stretches out, its top be equipped with one with described rotary cutter 7 blade 9 that is relatively fixed.The mode of described blade 9 and cutter 7 positioned opposite is: cutter 7 is rotating, but blade 9 is fixed.
A feed roller 10 is being settled in fixed blade 9 front sides of 8 inside in the chamber, and the working surface of feed roller 10 is coarse, and it is supported by a rotating shaft 10a, and a belt pulley 10b is installed in the end of rotating shaft 10a.And pressure roller 11 is by rotating shaft 11a supporting and be placed in the top of feed roller 10, and contact with feed roller 10, and one is used for transporting from the described blowing device 4 that drains off the outlet roller 12 of wire rod 1 in addition, and it is placed in the place ahead of feed roller 10 and pressure roller 11.
Between outlet roller 12 and feed roller 10, pressure roller 11, be provided with and admit plate 40, so that hold the defective wire rod in the wire rod 1.Therefore, send to towards rotary cutter 7 under feed roller 10, pressure roller 11 effects by the wire rod 1 of outlet roller 12 outputs, and be cut into particle 1a.
These rotary cutter 7 usefulness nuts 16,16 are fixed on the hollow rotating shaft 14 with suitable locking device, and O shape circle 17,17 are set so that form the sealing binding between hollow rotating shaft 14 and rotary cutter 7.
The cavity that one one end sealing other end opening is arranged in this hollow rotating shaft 14, wherein insert the feed pipe 20 of a roots and tops opening, between its top and hollow rotating shaft 14 blind ends, form a gap like this, feed pipe 20 is bearing in the chamber of hollow rotating shaft 14 by a dividing plate 19, and this dividing plate is coating the material of smooth nylon resin and so on.The other end at feed pipe 20 also has a feed water inlet 20a who does not rotate.In the cavity of hollow rotating shaft 14, be divided into intake tunnel 18 and drainage channel 18a by dividing plate 10, and, on hollow rotating shaft 14, get out the inlet opening 21,21 and the tap 22,22 of the some that the cooling chamber 7b with rotary cutter 7 adapts, this inlet opening 21,21 communicates with the intake tunnel 18 of dividing plate 19 1 sides, and osculum 22,22 communicates with the drainage channel 18a of dividing plate 19 opposite sides.One end of hollow rotating shaft 14 is equipped with a belt pulley 23, and it links to each other with belt pulley 24 by a belt 25, and belt pulley 24 is driven by a motor M and rotates, and the control handwheel 5a by granulator 5 can handle motor action.
Special pipe (a for example "T"-shaped pipe) 27 is connected with another open end of hollow rotating shaft 14 by pipe joint 26, and a side of this special pipe 27 have a discharge outlet 28 '.Use a kind of rotatable interface can constitute alternative drain mouth 28 ' another kind of discharge outlet; Under the quite little situation of the hydraulic pressure of discharge water, also can described interface, by a kind of draining guide groove water is discharged.In this case, just do not need to re-use special pipe 27.
Fig. 2 and discharge chute 13 shown in Figure 7 are contained in the below of rotary cutter 7, and its bottom surface is an inclined-plane 13a, and particle 1a can glide along it, also has one and can uncap 28 above inclined-plane 13a.Substandard products are housed below the end of chute 13 leak tube 29.In its inlet 29a position a guide cover 30 is housed, guide cover 30 by axle 30a rotatably support, so as to open, closing motion.On axle 30a, linking a supporting arm 32, a handle 31 is being arranged on it, closed position or another enable possition shown in the counterweight of handle 31 can remain on described guide cover 30.
The belt pulley 10b that installs on the rotating shaft 10a of feed roller 10 links to each other with belt pulley 37 by a belt 38, and belt pulley 37 links to each other with belt pulley 34 by a belt 35 again, and belt pulley 34 is connected on the belt pulley 24 of motor M by a belt 33.
Handle the control handwheel 5a of this granulator 5, make 24 rotations of motor M drive pulley, because belt pulley 23 is linked by belt 25 in the rotating shaft of rotary cutter 7, rotary cutter 7 just rotation starts; Because belt pulley 34 links to each other with belt pulley 24 by belt 33, belt pulley 34 also rotates again; Because belt pulley 37 links to each other with belt pulley 34 by belt 35, belt pulley 37 also rotates.Because belt pulley 37 rotations, the belt pulley 10b of rotating shaft 10a rotates, so feed roller 10 rotates along direction of feed.The wire rod of sending here from outlet roller 12 1 is sent between fixed blade 9 and the rotary cutter 7 by means of below feed roller 10 and top pressure roller 11, and is cut off at this place.At the same time, supply water to rotary cutter 7 from feed pipe 20, water flows into cooling chamber 7b from intake tunnel 18 through inlet opening 21, make the rotary cutter cooling, then, water is through cooling chamber 7b, osculum 22 and drainage channel 18a, from the discharge outlet 28 ' outflow of special pipe 27.In the starting stage of cutting, the particle 1a shape that cuts out when rotary cutter 7 is not mutually not for the moment, forward the guide cover 30 of chute 13 inside to upright position with handle 31, close chute 13, and at the handle 31 that links to each other with supporting arm 32 is to make under the weight effect to cover 30 and remain on the enable possition, leaks tube 29 and collects so all defective particle 1a fall into substandard products; Then, when particle 1a is shaped as one regularly, guide cover 30 is returned to the closed position, thereby only qualified particle is advanced in the particle collector of rotation screening plant 6 by name.
In the aforesaid structure of the present invention; wire rod is to be cut by the rotary cutter through supercooling; the continuous output of particle and can guarantee to be cut into required fixed arm, even they can not mix with qualified particle yet when producing defective particle, so the quality control of product is easy and make things convenient for.
Owing in the cavity of hollow rotating shaft, dividing plate is housed, feed pipe is supported in wherein, this dividing plate has an advantage, can be separated out cold water channel and hot water channel.Owing to be drilled with some inlet openings and osculum on the cylindrical of hollow rotating shaft, and the inner rotary cutter of making cooling chamber is fixed on the cylindrical of hollow rotating shaft, flow through its inner cooling water and can prevent that rotary cutter is heated, thereby carry out good cutting, obtain homogeneous granules, and can prevent the rotary cutter thermal deformation, make to keep a constant gap between rotary cutter and the fixed blade, and the static of rotary cutter has been eliminated, and makes particle be easy to handle.
Leak tube owing on the particle discharge chute passage of granulator, substandard products are set; and the porch is installed with the guide cover that can carry out the switch rotation at an upper portion thereof; operate by means of simple open and close at the uneven grain that the cutting wire rod operation starting stage occurs occasionally, be easy to be separated.
Claims (2)
1. granulator with the wire production particle comprises:
One by an electric motor driven rotary cutter;
A fixed blade that is oppositely arranged with described rotary cutter;
Particle is discharged chute, it be arranged on the bottom of rotary cutter and down square neck tiltedly stretch out;
A hollow rotating shaft, it is fixed on the center of described rotary cutter and has an osculum;
A feed pipe, it is bearing in the described hollow rotating shaft by a next door and has an inlet opening;
, a water channel, it is formed by the next door between described feed pipe and hollow rotating shaft, and is communicated with the inlet opening of feed pipe;
, a drainage channel, it is formed by the next door between described feed pipe and hollow rotating shaft, and is communicated with the osculum of hollow rotating shaft; And
A cooling chamber, it forms in the inside of rotary cutter and is communicated with water channel and drainage channel respectively.
2. the granulator with the wire production particle as claimed in claim 1 is characterized in that, on the inclined-plane passage of particle discharge chute substandard products are set and leak tube, and the rotation guide cover of energy open and close is installed in the porch at an upper portion thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92101612A CN1040853C (en) | 1992-03-12 | 1992-03-12 | Pelelt making machine for producing pellets from strand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92101612A CN1040853C (en) | 1992-03-12 | 1992-03-12 | Pelelt making machine for producing pellets from strand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1076153A CN1076153A (en) | 1993-09-15 |
| CN1040853C true CN1040853C (en) | 1998-11-25 |
Family
ID=4939208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92101612A Expired - Lifetime CN1040853C (en) | 1992-03-12 | 1992-03-12 | Pelelt making machine for producing pellets from strand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1040853C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1050318C (en) * | 1994-11-05 | 2000-03-15 | 有限会社胜制作所 | Pellet making machine for producing pellets from strand |
| CN1045744C (en) * | 1995-03-31 | 1999-10-20 | 中国科学院化学研究所 | Elastomer granule-cutting machine |
| DE102007050592A1 (en) * | 2007-10-23 | 2009-04-30 | Rieter Automatik Gmbh | Continuous casting apparatus for producing granules of plastic material and method for their operation |
| CN104353397B (en) * | 2014-11-04 | 2018-04-24 | 江阴市龙昌机械制造有限公司 | The fast detachment water circulation cooling structure of dry granulating machine roll |
| KR102429367B1 (en) * | 2018-03-21 | 2022-08-03 | 현대자동차주식회사 | Device for cutting glass wool and method for manufacturing glass wool pellet using the same |
| CN110044129A (en) * | 2019-05-08 | 2019-07-23 | 浙江湾区机器人技术有限公司 | A kind of efficient cooling system for powder particle |
| CN111590675A (en) * | 2020-06-19 | 2020-08-28 | 成都煜翔机械有限公司 | Water-cooled brace pelleter |
| CN112980533B (en) * | 2020-07-29 | 2021-11-30 | 甘南县环之宇新能源科技有限公司 | Efficient environment-friendly biomass fuel production equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4333371A (en) * | 1979-03-07 | 1982-06-08 | Tani Saw Mfg. Co., Ltd. | Saw blades having coolant passages and apparatus for using the blades |
| US4413965A (en) * | 1981-05-08 | 1983-11-08 | Nihon Repromachine Kogyo Kabushiki Kaisha | Pelletizing device for plastic material |
-
1992
- 1992-03-12 CN CN92101612A patent/CN1040853C/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4333371A (en) * | 1979-03-07 | 1982-06-08 | Tani Saw Mfg. Co., Ltd. | Saw blades having coolant passages and apparatus for using the blades |
| US4413965A (en) * | 1981-05-08 | 1983-11-08 | Nihon Repromachine Kogyo Kabushiki Kaisha | Pelletizing device for plastic material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1076153A (en) | 1993-09-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| OR01 | Other related matters | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120312 Granted publication date: 19981125 |