CN102463173A - Bolt-fixture-free impact plate of impact crusher - Google Patents
Bolt-fixture-free impact plate of impact crusher Download PDFInfo
- Publication number
- CN102463173A CN102463173A CN2010105332965A CN201010533296A CN102463173A CN 102463173 A CN102463173 A CN 102463173A CN 2010105332965 A CN2010105332965 A CN 2010105332965A CN 201010533296 A CN201010533296 A CN 201010533296A CN 102463173 A CN102463173 A CN 102463173A
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- CN
- China
- Prior art keywords
- impact
- counterpunch board
- impact plate
- fixture
- bolt
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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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/282—Shape or inner surface of mill-housings
Abstract
The invention relates to the field of mine machinery and discloses a bolt-fixture-free impact plate of an impact crusher, solving the problems that the impact plate is quick to abrade, short in service life, easy to break and easy to deform due to impact and crushed materials take a flaky shape easily. The impact plate is installed at one end of a crushing cavity; an impact plate fixing device is installed on a non-working surface; the impact plate fixing device is outwardly convex, so that the middle part of the impact plate is thickened, impact-resistant and difficult to deform; and according to different materials, the angle and the shape of a working surface of the impact plate are correspondingly changed into different concavo-convex shapes. The bolt-fixture-free impact plate of the impact crusher has the advantages that: the bolt-fixture-free impact plate of the impact crusher is impact-resistant, free of deformation and durable; the utility ratio of a single impact plate is four times higher than that of the impact plate in the current market; the impact plate can be abraded till 10-15mm from the bottom; the bolt-fixture-free impact plate of the impact crusher is energy-saving, convenient to maintain and long in service life; the working surface of the impact plate adopts a special concavo-convex shape, so that the formation possibility of flaky materials is reduced and the quality and the yield of cuboid products are increased.
Description
Technical field
The present invention relates to mechanical field, relate to a kind of mining machinery specifically, more specifically say to relate to a kind of disintegrating machine.
Background technology
Impact breaker utilizes the bar on the high speed rotor rotated, and the material of sending in the disintegrating machine chamber is produced high speed impact and fragmentation, and makes 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 the repetition said process then and since material receive 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.Can find out that from the shattering process of material 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 is prone to appear 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.
Summary of the invention
For solving the problems of the technologies described above; The purpose of this invention is to provide 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, and the fixture of counterpunch board is arranged on the non-working surface, and makes the fixture that is arranged on the non-working surface be the 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 following:
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 said counterpunch board is installed in non-working surface; The fixture of said counterpunch board is outwards to protrude, and the counterpunch board middle part is thickened, and the working face of said counterpunch board is a concaveconvex shape.
Said fixture is that the non-working surface of said counterpunch board is provided with tongue, and said tongue is fixed on the guide rail of crusher chamber.
According to the broken requirement of different materials, the concaveconvex shape of difform working face is set, said concaveconvex shape can be respectively step and an end is protruding, be with pit step, pit straight-plate-type, said concaveconvex shape is protruding straight-plate-type, symmetrical step.
Said counterpunch board material is ZGMn13Cr2.
Advantage of the present invention is:
Counterpunch board all adopts non-bolt closing.More durable in use the counterpunch board that closes than adopting bolt on the present market, this serial non-bolt is changed only needing of closing once when changing four times to the counterpunch board that closes with bolt, the raising in the market of the single-piece utilization rate of counterpunch board ratio four times; This kind counterpunch board fixture is outside protrusion, makes counterpunch board middle part thickening, and the counterpunch board shock resistance is not yielding like this; Easy fracture not, utilization rate increases, and counterpunch board can may wear to apart from bottom surface 10-15mm; Practiced thrift the energy; And easy to maintenance, reduced 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 sketch map;
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, and 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 the repetition said process; Since material receive 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.The disclosed counterpunch board of the present invention; Be installed in an end of the crusher chamber 2 of impact breaker, the fixture 4 of said counterpunch board 1 is installed in non-working surface, and the fixture 4 of said counterpunch board is outwards to protrude; The counterpunch board middle part is thickened, and the working face of said 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 protruding counterpunch board of the one end band of the step shown in Fig. 2-1, Fig. 2-2
The counterpunch board that step one end band is protruding, above forward part be level and smooth, the rear section is that band is protruding; The counterpunch board of this form generally is installed on the position, the 3rd road of counterpunch board support, and the chance that the counterpunch board of this position is participated in fragmentation is very many, frayed very fast; 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 protruding straight-plate-type counterpunch board of the band shown in Fig. 5-1, Fig. 5-2
The straight-plate-type counterpunch board that band is protruding is designed to convexity one by one above this counterpunch board, protruding top 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 protruding counterpunch board of step one end band 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 kinds of 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, fixed 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 present invention is more durable in use the counterpunch board that closes than adopting bolt on the present market, and this serial non-bolt is changed only needing of closing once when changing four times to the counterpunch board that closes with bolt, the raising in the market of the single-piece utilization rate of counterpunch board ratio four times; This kind counterpunch board fixture is outside protrusion, makes counterpunch board middle part thickening, and the shock resistance of this kind counterpunch board is not yielding; Easy fracture not, utilization rate increases, and counterpunch board can may wear to apart from bottom surface 10-15mm; Practiced thrift the energy; And easy to maintenance, reduced maintenance time, prolong counterpunch board service life.
Counterpunch board of the present invention 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 kinds, 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, and yield rate is high, and output has increased by 30%.
Claims (8)
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 said counterpunch board is installed in non-working surface; The fixture of said counterpunch board is outwards to protrude, and the counterpunch board middle part is thickened, and the working face of said counterpunch board is a concaveconvex shape.
2. counterpunch board according to claim 1 is characterized in that: said fixture is that the non-working surface of said counterpunch board is provided with tongue, and said tongue is fixed on the guide rail of crusher chamber.
3. counterpunch board according to claim 1 is characterized in that: said concaveconvex shape is that a step and an end are protruding.
4. counterpunch board according to claim 1 is characterized in that: said concaveconvex shape is band pit step.
5. counterpunch board according to claim 1 is characterized in that: said concaveconvex shape is the pit straight-plate-type.
6. counterpunch board according to claim 1 is characterized in that: said concaveconvex shape is protruding straight-plate-type.
7. counterpunch board according to claim 1 is characterized in that: said concaveconvex shape is symmetrical step.
8. counterpunch board according to claim 1 is characterized in that: said counterpunch board material is ZGMn13Cr2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105332965A CN102463173A (en) | 2010-11-05 | 2010-11-05 | Bolt-fixture-free impact plate of impact crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105332965A CN102463173A (en) | 2010-11-05 | 2010-11-05 | Bolt-fixture-free impact plate of impact crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102463173A true CN102463173A (en) | 2012-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105332965A Pending CN102463173A (en) | 2010-11-05 | 2010-11-05 | Bolt-fixture-free impact plate of impact crusher |
Country Status (1)
| Country | Link |
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| CN (1) | CN102463173A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3415237A1 (en) * | 2017-06-16 | 2018-12-19 | Keestrack N.V. | Impact bar |
| SE2151175A1 (en) * | 2021-09-24 | 2023-02-14 | Metso Outotec Finland Oy | Wear plate, and rotor and comminution apparatus comprising such wear plate |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191405060A (en) * | 1914-02-26 | 1919-09-18 | Oscar Wauthier | Improvement in Crushing or Breaking Machines. |
| GB554441A (en) * | 1941-12-31 | 1943-07-05 | Noel Ambrose Lloyd Thorne | Improvements in and relating to rotary breakers for stone and the like |
| US3829031A (en) * | 1972-09-22 | 1974-08-13 | Babcock & Wilcox Ltd | Wear plate |
| CN2483084Y (en) * | 2001-05-14 | 2002-03-27 | 朱广礼 | Rotary beater type crusher |
| CN2548702Y (en) * | 2002-06-15 | 2003-05-07 | 侯旭日 | Inlaid teeth liner plate of crusher |
| CN2749570Y (en) * | 2004-12-06 | 2006-01-04 | 洛阳大华重型机械有限公司 | Strong counterattack fine crusher |
| CN2774635Y (en) * | 2004-11-19 | 2006-04-26 | 郑州一帆机械设备有限公司 | High efficiency multifunction impact breaker |
| CN2792613Y (en) * | 2005-05-11 | 2006-07-05 | 朱广礼 | Plate hammer and impacting plate of impcting crusher |
| CN2897433Y (en) * | 2005-12-15 | 2007-05-09 | 上海建设路桥机械设备有限公司 | Reversed crusher |
| CN201186231Y (en) * | 2008-01-16 | 2009-01-28 | 李高云 | Counterattack type hammer breaking comminutor |
| CN201855722U (en) * | 2010-11-05 | 2011-06-08 | 朝阳重型机器发展有限公司 | Impact plate of impact crusher without fastening of bolts |
-
2010
- 2010-11-05 CN CN2010105332965A patent/CN102463173A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191405060A (en) * | 1914-02-26 | 1919-09-18 | Oscar Wauthier | Improvement in Crushing or Breaking Machines. |
| GB554441A (en) * | 1941-12-31 | 1943-07-05 | Noel Ambrose Lloyd Thorne | Improvements in and relating to rotary breakers for stone and the like |
| US3829031A (en) * | 1972-09-22 | 1974-08-13 | Babcock & Wilcox Ltd | Wear plate |
| CN2483084Y (en) * | 2001-05-14 | 2002-03-27 | 朱广礼 | Rotary beater type crusher |
| CN2548702Y (en) * | 2002-06-15 | 2003-05-07 | 侯旭日 | Inlaid teeth liner plate of crusher |
| CN2774635Y (en) * | 2004-11-19 | 2006-04-26 | 郑州一帆机械设备有限公司 | High efficiency multifunction impact breaker |
| CN2749570Y (en) * | 2004-12-06 | 2006-01-04 | 洛阳大华重型机械有限公司 | Strong counterattack fine crusher |
| CN2792613Y (en) * | 2005-05-11 | 2006-07-05 | 朱广礼 | Plate hammer and impacting plate of impcting crusher |
| CN2897433Y (en) * | 2005-12-15 | 2007-05-09 | 上海建设路桥机械设备有限公司 | Reversed crusher |
| CN201186231Y (en) * | 2008-01-16 | 2009-01-28 | 李高云 | Counterattack type hammer breaking comminutor |
| CN201855722U (en) * | 2010-11-05 | 2011-06-08 | 朝阳重型机器发展有限公司 | Impact plate of impact crusher without fastening of bolts |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3415237A1 (en) * | 2017-06-16 | 2018-12-19 | Keestrack N.V. | Impact bar |
| CN109127003A (en) * | 2017-06-16 | 2019-01-04 | 凯斯特工程设备有限公司 | Impact lath |
| CN109127003B (en) * | 2017-06-16 | 2020-08-25 | 凯斯特工程设备有限公司 | Impact strip |
| SE2151175A1 (en) * | 2021-09-24 | 2023-02-14 | Metso Outotec Finland Oy | Wear plate, and rotor and comminution apparatus comprising such wear plate |
| SE544968C2 (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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| C12 | Rejection of a patent application after its publication | ||
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Application publication date: 20120523 |