CN203508140U - Crusher with V-shaped blades - Google Patents

Crusher with V-shaped blades Download PDF

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Publication number
CN203508140U
CN203508140U CN201320587187.0U CN201320587187U CN203508140U CN 203508140 U CN203508140 U CN 203508140U CN 201320587187 U CN201320587187 U CN 201320587187U CN 203508140 U CN203508140 U CN 203508140U
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China
Prior art keywords
knife
crusher
moving knife
stationary
plastic
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Active
Application number
CN201320587187.0U
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Chinese (zh)
Inventor
卢华乔
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NINGBO SMANL ELECTRIC CO Ltd
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NINGBO SMANL ELECTRIC CO Ltd
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Priority to CN201320587187.0U priority Critical patent/CN203508140U/en
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Abstract

The utility model discloses a crusher with high crushing degree and good stability in breaking a plastic part. With the adoption of the crusher, the defects of low crushing degree and bad stability in the crushing process of the plastic breaking machine in the prior art are solved. The crusher with V-shaped blades comprises a body, wherein the body is provided with a crushing cavity and a sieving net. The crusher also comprises a power wheel; the body is provided with a main shaft connected with the power wheel; the main shaft is provided with a knife disc which is provided with a plurality of moving knives; the surfaces of edges of the moving knives are V-shaped; the body is provided with a plurality of fixed knives which are positioned outside the knife disc; and the surfaces of edges of the fixed knives are V-shaped. The crusher disclosed by the utility model is applicable to occasions suitable for the original plastic breaker, and has the advantages that the plastic breaking process is stable, the breaking degree is high, the disassembly is convenient, and the assembly, the maintenance and the replacement of parts are easy and the like.

Description

A kind of V-knife tablet pulverizer
Technical field
The utility model belongs to field of crushing equipment, relates in particular to a kind of V-knife tablet pulverizer.
Background technology
In productive life, plastics are widely used.Plastics after use, especially most of thermoplastic, can recycle again, and this just need to use plastic crusher.Current plastic crusher, mainly relies on mutual displacement between moving knife, stationary knife to reach the effect of shredded plastic, then by screen cloth, the qualified plastic grain of size is sifted out.The pulverizer of prior art when carrying out plastic crushing, although can realize the smashing of working of plastics, in the stability of degree of grinding, crushing process, shortcoming to some extent still.
China Patent Publication No. CN202462705U, in open day on October 3rd, 2012, the name of utility model is called a kind of old plastic breaker, and this application case discloses a kind of old plastic breaker, particularly the cutter in old plastic breaker.It comprises support, feed hopper, motor, crushing cutter, it is characterized in that: described crushing cutter is a circular shaft shape, in central shaft both sides, wears respectively a disk, four groups of cutter hubs of axially-aligned between two disks.Described cutter hub is low, the middle high step shapes in both sides.This utility model weak point is, limited to the degree of grinding of working of plastics, and in crushing process, if the large fast plastics of cutting easily cause that moving knife, stationary knife produce compared with big bang, stability deficiency.
Utility model content
The utility model has overcome prior art plastic breaker deficiency of shortcoming to some extent in the stability of degree of grinding, crushing process, provides that a kind of degree of grinding is high, the pulverizer of good stability during shredded plastic part.
The utility model is achieved through the following technical solutions:
A kind of V-knife tablet pulverizer, comprise that body, described body are provided with crushing chamber, screen cloth, also comprise power wheel, described body is provided with the main shaft being connected with power wheel, described main shaft is provided with cutterhead, and described cutterhead is provided with some moving knife, and the edge surface of described moving knife is V-shaped, described body is provided with some stationary knifes, and described stationary knife is in outside cutterhead.Power wheel can be driven by motor or other dynamic power machines.During work, stationary knife maintains static, moving knife rotates with cutterhead, thereby the otch that utilizes the gap forming between moving knife and stationary knife to cause plastic crushing to shear carries out fragmentation by bulk plastics, and the plastics after fragmentation are filtered, export the satisfactory particle of size by screen cloth.The edge surface of moving knife is V-shaped, therefore, when cutting, is no longer in the past simple crushing action, but has made the action that is equivalent to scissor cut, and whole process is more smoothly stable, can reduce vibrations.Moreover between moving knife limit portion and stationary knife, relatively move while cutting, because spacing is less, plastics can be broken into very little particle, and the bonding strength of limit portion structure is high, can bear accordingly, larger impact force, while relatively moving cutting between moving knife middle part and stationary knife, because its edge surface is V-shaped, spacing is larger, be beneficial to large part plastics are passed and carried out primary crushing toward this place, and can not put in place by primary fragmentation, but first cut into slightly large size, therefore reduce vibrations, guaranteed the stable of shattering process.
As preferably, the edge surface of described stationary knife is V-shaped, forms buffering and cut chamber between described moving knife edge surface middle part and stationary knife edge surface middle part.Moving knife, stationary knife edge surface are V-arrangement, they are when relative motion enters cutting action, limit portion spacing is little, middle part spacing is large, closely spaced place can be smashed plastics fast, and middle part leaves surplus, and larger unit of plastic is pushed toward middle part in cutting, avoid disposable integral to cut off large part plastics and cause impact force, shake excessive, thereby improve stability.
As preferably, described moving knife number is 3, and stationary knife number is 2, and described moving knife is evenly periphery on cutterhead.
As preferably, described power wheel is belt pulley, and described main shaft one end is coaxially connected with belt pulley, and the other end connects a bearing block of being located on body.By belt pulley, provide power, drive main shaft to rotate, thereby make, between moving knife and stationary knife, relative motion occurs, produce cutting effect.
As preferably, described stationary knife is connected with body by lock screw and stationary knife pressing plate, and described moving knife is fixed by moving knife pressing plate and fixed screw.Cutter is assembly connection, is convenient to repair and change.
Therefore, the beneficial effects of the utility model are: (1) plastic crushing process stabilization, and degree of crushing is high; (2) convenient disassembly, is beneficial to assembling, maintenance and changes parts.
Accompanying drawing explanation
Fig. 1 is the utility model explosive view;
Fig. 2 is the utility model side view;
Fig. 3 is the utility model front view.
In figure: body 1, crushing chamber 2, screen cloth 3, power wheel 4, cutterhead 5, moving knife 6, stationary knife 7, bearing block 8, lock screw 9, stationary knife pressing plate 10, moving knife pressing plate 11.
The specific embodiment
Below by embodiment, by reference to the accompanying drawings the technical solution of the utility model is described further:
A kind of V-knife tablet pulverizer as shown in Figure 1, Figure 2, Figure 3 shows, comprise that body 1, described body 1 are provided with crushing chamber 2, screen cloth 3, also comprise power wheel 4, described body 1 is provided with the main shaft being connected with power wheel 4, described main shaft is provided with cutterhead 5, and described cutterhead 5 is provided with some moving knife 6, and the edge surface of described moving knife 6 is V-shaped, described body 1 is provided with some stationary knifes 7, and described stationary knife 7 is in outside cutterhead 5.Plastics enter after crushing chamber 2, and screen cloth 3 is for sifting out after fragmentation, the plastic grain that size is enough little.Stationary knife 7 maintains static, and moving knife 6 rotates and makes cutting action with cutterhead 5.The edge surface of described stationary knife 7 is V-shaped, between described moving knife 6 edge surface middle parts and stationary knife 7 edge surface middle parts, forms buffering cutting chamber.Moving knife 6, stationary knife 7 edge surfaces are V-arrangement, they are when relative motion enters cutting action, limit portion spacing is little, middle part spacing is large, closely spaced place can be smashed plastics fast, and middle part leaves surplus, and larger unit of plastic is pushed toward middle part in cutting, avoid disposable integral to cut off large part plastics and cause impact force, shake excessive, thereby improve stability.Described moving knife 6 numbers are 3, and stationary knife 7 numbers are 2, and described moving knife 6 is evenly periphery on cutterhead 5.Described power wheel 4 is belt pulley, and described main shaft one end is coaxially connected with belt pulley, and the other end connects a bearing block 8 of being located on body 1.By belt pulley, provide power, drive main shaft to rotate, thereby make, between moving knife 6 and stationary knife 7, relative motion occurs, produce cutting effect.Described stationary knife 7 is connected with body 1 by lock screw 9 and stationary knife pressing plate 10, and described moving knife 6 is fixed by moving knife pressing plate 11 and fixed screw.Cutter is assembly connection, is convenient to repair and change.
When carrying out working of plastics pulverizing, due to moving knife 6, the edge surface of stationary knife 7 is V-shaped, therefore knife edge portion can be broken into plastics very little size, directly by screen cloth 3, sift out, the degree of grinding that has guaranteed a part of plastics is enough high, and while running into the plastics of large part, when carrying out part cutting, also working of plastics can be passed toward the cushion chamber at middle part, at the larger cushion chamber place of blade spacing, first carry out once larger-size precut, to smash the vibrations that cause excessive because of disposable to prevent large part plastics, unit of plastic after precut can continue to be again ground into less plastic grain between the blade rotating.Moreover, when cutting, due to the cause of V-arrangement blade, be equivalent to make the action of similar scissor cut, have by large and little effect, whole process is more smoothly stable, has greatly reduced the vibrations that cause because clashing into.

Claims (6)

1. a V-knife tablet pulverizer, comprise that body (1), described body (1) are provided with crushing chamber (2), screen cloth (3), it is characterized in that, also comprise power wheel (4), described body (1) is provided with the main shaft being connected with power wheel (4), described main shaft is provided with cutterhead (5), described cutterhead (5) is provided with some moving knife (6), the edge surface of described moving knife (6) is V-shaped, described body (1) is provided with some stationary knifes (7), and described stationary knife (7) is in outside cutterhead (5).
2. a kind of V-knife tablet pulverizer according to claim 1, is characterized in that, the edge surface of described stationary knife (7) is V-shaped, forms buffering cutting chamber between described moving knife (6) edge surface middle part and stationary knife (7) edge surface middle part.
3. a kind of V-knife tablet pulverizer according to claim 1, is characterized in that, described moving knife (6) number is 3, and stationary knife (7) number is 2, and described moving knife (6) is evenly periphery on cutterhead (5).
4. according to a kind of V-knife tablet pulverizer described in claim 1 or 2 or 3, it is characterized in that, described power wheel (4) is belt pulley, and described main shaft one end is coaxially connected with belt pulley, and the other end connects a bearing block (8) of being located on body (1).
5. according to a kind of V-knife tablet pulverizer described in claim 1 or 2 or 3, it is characterized in that, described stationary knife (7) is connected with body (1) by lock screw (9) and stationary knife pressing plate (10).
6. a kind of V-knife tablet pulverizer according to claim 5, is characterized in that, described moving knife (6) is fixed by moving knife pressing plate (11) and fixed screw.
CN201320587187.0U 2013-09-23 2013-09-23 Crusher with V-shaped blades Active CN203508140U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320587187.0U CN203508140U (en) 2013-09-23 2013-09-23 Crusher with V-shaped blades

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320587187.0U CN203508140U (en) 2013-09-23 2013-09-23 Crusher with V-shaped blades

Publications (1)

Publication Number Publication Date
CN203508140U true CN203508140U (en) 2014-04-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106040383A (en) * 2016-07-25 2016-10-26 广州市联冠机械有限公司 Cutter body installation structure of single-shaft shredder
CN106733051A (en) * 2016-11-30 2017-05-31 广东隽诺环保科技股份有限公司 A kind of rotor for material recycle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106040383A (en) * 2016-07-25 2016-10-26 广州市联冠机械有限公司 Cutter body installation structure of single-shaft shredder
CN106733051A (en) * 2016-11-30 2017-05-31 广东隽诺环保科技股份有限公司 A kind of rotor for material recycle

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