CN201855722U - Impact plate of impact crusher without fastening of bolts - Google Patents

Impact plate of impact crusher without fastening of bolts Download PDF

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Publication number
CN201855722U
CN201855722U CN201020593754XU CN201020593754U CN201855722U CN 201855722 U CN201855722 U CN 201855722U CN 201020593754X U CN201020593754X U CN 201020593754XU CN 201020593754 U CN201020593754 U CN 201020593754U CN 201855722 U CN201855722 U CN 201855722U
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CN
China
Prior art keywords
counterpunch board
impact
impact plate
plate
bolts
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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 - Fee Related
Application number
CN201020593754XU
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Chinese (zh)
Inventor
朱广礼
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.)
CHAOYANG HEAVY MACHINE DEVELOPMENT Co Ltd
Original Assignee
CHAOYANG HEAVY MACHINE DEVELOPMENT Co Ltd
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Priority to CN201020593754XU priority Critical patent/CN201855722U/en
Application granted granted Critical
Publication of CN201855722U publication Critical patent/CN201855722U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model belongs to the field of mining machinery and discloses an impact plate of an impact crusher without fastening of bolts, which is designed for resolving the problems that the impact plate is very fast in abrasiveness, short in service life, easy to fracture and easy to deform after being impacted and crushed materials are easy to be sheet-shaped. The impact plate is mounted on one end of a crushing cavity, and a fixing device of the impact plate mounted on a non-working surface protrudes outwards so that the middle of the impact plate thickens to be impact resistant and not easy to deform. The angles and shapes of a working surface of the impact plate correspondingly change so as to form various concave-convex shapes according to different materials. The impact plate of the impact crusher without fastening of bolts has the advantages of being impact resistant, not deformable and durable in use so that utilization ratio of one-piece impact plate is 5 times higher than that of an impact plate in the current market and the impact plate can be abraded to a distance from 10 to 15 millimeters away from the ground. In addition, the impact plate of the impact crusher without fastening of bolts is energy-saving, convenient to maintain and longer in service life. Furthermore, due to the facts that the working surface of the impact plate is in the special concave-convex shapes so that formation of sheet-shaped materials is reduced and quality and output of products which are cubic are improved.

Description

A kind of impact breaker non-bolt is the counterpunch board that closes
Technical field
The utility model relates to mechanical field, relates to a kind of mining machinery specifically, more specifically says to relate to a kind of disintegrating machine.
Background technology
Impact breaker utilizes the bar on the high speed rotor rotated, the material of sending in the disintegrating machine chamber is produced high speed impact and fragmentation, and make broken material tangentially to throw to the counterpunch board of the crusher chamber other end at a high speed, be broken once more, again from the counterpunch board bar that rebounds, continue to repeat said process then and since material be subjected to bar strike, with the impact and the material collision each other of counterpunch board, material constantly produces the crack, and is loose and cause pulverizing.From the shattering process of material as can be seen, counterpunch board plays an important role to the fragmentation of material.
There is following point in the counterpunch board of impact breaker in the market, is that installed surface all closes with the bolt handle on the one hand, and frayed very fast, service life is short, and on the other hand, the scope of attack can not adapt to the demand of material, and broken material easily presents sheet.In addition, the power that is hit in the middle part of the existing counterpunch board is bigger, is very easy to wearing and tearing, thereby counterpunch board was lost efficacy.
The utility model content
For solving the problems of the technologies described above, the purpose of this utility model provides a kind of impact breaker non-bolt the counterpunch board that closes, working face at counterpunch board is not provided with bolt closing on the one hand, the fixture of counterpunch board is arranged on the non-working surface, and make the fixture that is arranged on the non-working surface be tongue to outer lug, the middle part of counterpunch board is thickened, improve counterpunch board service life.On the other hand, according to the broken requirement of different materials, difform working face is set, concrete scheme is as follows:
A kind of impact breaker non-bolt is the counterpunch board that closes, be installed in an end of the crusher chamber of impact breaker, the fixture of described counterpunch board is installed in non-working surface, the fixture of described counterpunch board is outwards to protrude, the counterpunch board middle part is thickened, and the working face of described counterpunch board is a concaveconvex shape.
Described fixture is that the non-working surface of described counterpunch board is provided with tongue, and described tongue is fixed on the guide rail of crusher chamber.
According to the broken requirement of different material, the concaveconvex shape of difform working face is set, described concaveconvex shape can be respectively step and an end projection, band pit step, pit straight-plate-type, described concaveconvex shape is protruding straight-plate-type, symmetrical step.
Described counterpunch board material is ZGMn13Cr2.
The utility model has the advantages that:
Counterpunch board all adopts non-bolt closing.More durable in use than adopting bolt on the present market the counterpunch board that closes, this serial non-bolt is only need changing once of closing when with bolt the counterpunch board that closes being changed four times, the single-piece utilization rate of counterpunch board than in the market raising four times, this kind counterpunch board fixture is outwards to protrude, make counterpunch board middle part thickening, the counterpunch board shock resistance is not yielding like this, easy fracture not, utilization rate increases, counterpunch board can may wear to apart from bottom surface 10-15mm, has saved the energy, and easy to maintenance, reduce maintenance time, prolonged service life.In addition,, reduced the formation of sheet material, improved product and be cubical quality and output because the working face of counterpunch board adopts special concaveconvex shape.
Description of drawings
Fig. 1 is an impact breaker work schematic diagram;
Fig. 2-1 is an end convex type counterpunch board;
Fig. 2-2 is the vertical view of Fig. 2-1;
Fig. 3-1 is band pit step counterpunch board;
Fig. 3-2 is the vertical view of Fig. 3-1;
Fig. 4-1 is for being pit straight-plate-type counterpunch board;
Fig. 4-2 is the vertical view of Fig. 4-1;
Fig. 5-1 is protruding straight-plate-type counterpunch board;
Fig. 5-2 is the vertical view of Fig. 5-1;
Fig. 6-1 is symmetrical step counterpunch board;
Fig. 6-2 is the vertical view of Fig. 6-1.
The specific embodiment
As shown in Figure 1, impact breaker utilizes the bar on the high speed rotor rotated 3, the material of sending in the disintegrating machine chamber 2 is produced high speed impact and fragmentation, and make broken material tangentially to throw to the counterpunch board 1 of the crusher chamber other end at a high speed, be broken once more, then again from counterpunch board 1 bar that rebounds, continue to repeat said process, since material be subjected to bar strike, with the impact and the material collision each other of counterpunch board, material constantly produces the crack, and is loose and cause pulverizing.Counterpunch board disclosed in the utility model, be installed in an end of the crusher chamber 2 of impact breaker, the fixture 4 of described counterpunch board 1 is installed in non-working surface, and the fixture 4 of described counterpunch board is outwards to protrude, the counterpunch board middle part is thickened, and the working face of described counterpunch board is a concaveconvex shape.
According to the difference of material, counterpunch board 1 working face shape can be respectively following shape;
One, the counterpunch board of the one end band projection of the step shown in Fig. 2-1, Fig. 2-2
The counterpunch board of step one end band projection, top forward part is level and smooth, the rear section is the band projection, the counterpunch board of this form generally is installed on the position, the 3rd road of counterpunch board support, and it is very many, frayed very fast that the counterpunch board of this position participates in broken chance, in order to prolong the service life of counterpunch board, reduce the frequency of changing counterpunch board, improve production capacity, we research and develop the counterpunch board of this form.It is to the various fragility ores and the material of broken hard rock and middle hard rock, and crushing effect is very good.
Two, the band pit step counterpunch board shown in Fig. 3-1, Fig. 3-2
Band pit type counterpunch board shape also is a step, and different is to be made up of two several pits of row above.The pit top has plenty of big square, circle, ellipse, many prismatics, and little square, circle, ellipse, many prismatics have plenty of in bottom.Simultaneously, counterpunch board installed surface non-bolt is closing, and so, the intensity of counterpunch board has also increased.The counterpunch board of this form also just has outstanding corner angle because pit is arranged above the counterpunch board, and these outstanding corner angle have shear action to material, make material when being hit, and material have been played the effect of correction of the flank shape.Reduced the formation of sheet material, improved product and be cubical quality and output.
Three, the band pit straight-plate-type counterpunch board shown in Fig. 4-1, Fig. 4-2
Band pit straight-plate-type counterpunch board, it is on the basis of band pit step counterpunch board, step is removed become directly, the counterpunch board of this form is firmer on intensity.It also is made up of several pits.The pit top has plenty of big square, circle, ellipse, many prismatics etc., and little square, circle, ellipse, many prismatics etc. have plenty of in bottom.The counterpunch board of this form because pit is arranged above the counterpunch board, also just has outstanding corner angle, and these outstanding corner angle have shear action to material, make material when being hit, and material have been played the effect of correction of the flank shape.Reduced the formation of sheet material, improved product and be cubical quality and output.
Four, the projection of the band shown in Fig. 5-1, Fig. 5-2 straight-plate-type counterpunch board
The straight-plate-type counterpunch board of band projection is designed to projection one by one above this counterpunch board, the top of projection has plenty of big square, circle, ellipse, many prismatics etc., and little square, circle, ellipse, many prismatics etc. have plenty of in bottom.These outstanding corner angle have shear action to material, make material when being hit, and material have been played the effect of correction of the flank shape.Reduced the formation of sheet material, improved product and be cubical quality and output.
Five, the symmetrical step counterpunch board shown in Fig. 6-1, Fig. 6-2
Symmetry step counterpunch board, as like wave, first half is the same with latter half above the counterpunch board, symmetrical.This counterpunch board generally is installed on first, second position, road of counterpunch board support, after the counterpunch board of step one end band projection is installed in the 3rd road, big step crusher chamber of common composition, thereby make material produce favourable impact grinding and the fragmentation of rolling, improved product and be cubical quality.
More than the counterpunch board of several forms all adopt non-bolt closing, utilize the tongue at the counterpunch board back side to be fixed on the guide rail fixing on the crusher chamber.Certainly, fixing method not only is limited in the back side of counterpunch board, also can be arranged on other non-working surfaces such as side, and fixing mode also is not limited only to above-mentioned.The utility model is more durable in use the counterpunch board that closes than adopting bolt on the present market, this serial non-bolt is only need changing once of closing when with bolt the counterpunch board that closes being changed four times, the single-piece utilization rate of counterpunch board than in the market raising four times, this kind counterpunch board fixture is outwards to protrude, make counterpunch board middle part thickening, the shock resistance of this kind counterpunch board is not yielding, easy fracture not, utilization rate increases, counterpunch board can may wear to apart from bottom surface 10-15mm, has saved the energy, and easy to maintenance, reduce maintenance time, prolonged counterpunch board service life.
Counterpunch board of the present utility model adopts wear resistance castings, for improving service life, adopts material or other wear-resistant material of ZGMn13Cr2.According to different materials, can select the counterpunch board of different angles and shape.Except that above-mentioned several, can be according to the difference of material, plane of disruption angle and shape can also be made more kinds of designs.The ratio of reduction of product increases than original, and broken back material multiform becomes cube, the yield rate height, and output has increased by 30%.

Claims (7)

1. an impact breaker non-bolt is the counterpunch board that closes, be installed in an end of the crusher chamber of impact breaker, it is characterized in that: the fixture of described counterpunch board is installed in non-working surface, the fixture of described counterpunch board is outwards to protrude, the counterpunch board middle part is thickened, and the working face of described counterpunch board is a concaveconvex shape.
2. counterpunch board according to claim 1 is characterized in that: described fixture is that the non-working surface of described counterpunch board is provided with tongue, and described tongue is fixed on the guide rail of crusher chamber.
3. counterpunch board according to claim 1 is characterized in that: described concaveconvex shape is a step and an end projection.
4. counterpunch board according to claim 1 is characterized in that: described concaveconvex shape is band pit step.
5. counterpunch board according to claim 1 is characterized in that: described concaveconvex shape is the pit straight-plate-type.
6. counterpunch board according to claim 1 is characterized in that: described concaveconvex shape is protruding straight-plate-type.
7. counterpunch board according to claim 1 is characterized in that: described concaveconvex shape is symmetrical step.
CN201020593754XU 2010-11-05 2010-11-05 Impact plate of impact crusher without fastening of bolts Expired - Fee Related CN201855722U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020593754XU CN201855722U (en) 2010-11-05 2010-11-05 Impact plate of impact crusher without fastening of bolts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020593754XU CN201855722U (en) 2010-11-05 2010-11-05 Impact plate of impact crusher without fastening of bolts

Publications (1)

Publication Number Publication Date
CN201855722U true CN201855722U (en) 2011-06-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201020593754XU Expired - Fee Related CN201855722U (en) 2010-11-05 2010-11-05 Impact plate of impact crusher without fastening of bolts

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102463173A (en) * 2010-11-05 2012-05-23 朝阳重型机器发展有限公司 Bolt-fixture-free impact plate of impact crusher
SE544968C2 (en) * 2021-09-24 2023-02-14 Metso Outotec Finland Oy Wear plate, and rotor and comminution apparatus comprising such wear plate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102463173A (en) * 2010-11-05 2012-05-23 朝阳重型机器发展有限公司 Bolt-fixture-free impact plate of impact crusher
SE544968C2 (en) * 2021-09-24 2023-02-14 Metso Outotec Finland Oy Wear plate, and rotor and comminution apparatus comprising such wear plate
SE2151175A1 (en) * 2021-09-24 2023-02-14 Metso Outotec Finland Oy Wear plate, and rotor and comminution apparatus comprising such wear plate

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110608

Termination date: 20161105

CF01 Termination of patent right due to non-payment of annual fee