CN103433093A - Centrifugal crusher and crushing method thereof - Google Patents
Centrifugal crusher and crushing method thereof Download PDFInfo
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- CN103433093A CN103433093A CN2013103893066A CN201310389306A CN103433093A CN 103433093 A CN103433093 A CN 103433093A CN 2013103893066 A CN2013103893066 A CN 2013103893066A CN 201310389306 A CN201310389306 A CN 201310389306A CN 103433093 A CN103433093 A CN 103433093A
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 99
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000005266 casting Methods 0.000 claims description 78
- 238000007599 discharging Methods 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000003116 impacting effect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000004566 building material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The invention discloses a centrifugal crusher. A rotor of the centrifugal crusher comprises a rotor body, a rotor top plate, a rotor bottom plate, throwing heads and throwing hammer devices, wherein the rotor top plate and the rotor bottom plate, which are mounted on the rotor body, are parallel and spaced; more than three discharge openings are formed between the rotor top plate and the rotor bottom plate; the throwing heads are made of hard materials and are mounted at the end parts of the discharge openings; each throwing hammer device comprises a hammer body fixing mechanism mounted at the rotor bottom plate, and an throwing hammer body mounted on the hammer body fixing mechanism in a swinging manner; the hammer body fixing mechanisms are arranged at the discharge openings and distributed at the periphery of the rotor; the throwing hammer bodies revolve with the rotor and swing around the corresponding hammer body fixing mechanisms in a manner that impacting faces of the throwing hammer bodies face the vertical direction and are exposed out of the rotor top plate. With a crushing method corresponding to the centrifugal crusher, the crushing efficiency is greatly improved, energy conservation of a drive source of the crusher is realized, and the service life of the crusher is prolonged.
Description
Technical field
The present invention relates to rock, mineral, discarded solidifying clods breaking technical field, be specifically related to a kind of centrifugal crusher and breaking method thereof.
Background technology
Centrifugal crusher is widely used in the sandstone production line, metallurgical, colliery, ore dressing, the industries such as building materials, traditional centrifugal crusher has the rotor of a High Rotation Speed centered by vertical axis, broken raw material a plurality of outlets from being opened in the rotor surrounding under the effect of the centrifugal force of rotor generation of putting in this rotor are discharged at a high speed, then collide in the crushing chamber of peritrochanteric and be broken into fine grained on formed material lining, in order to improve crushing efficiency, give prominence to and be provided with fixing material casting hammer in the surrounding of rotor, its smashing principle is, the broken raw material of discharging from the outlet of rotor is broken after striking the material casting hammer, the material casting hammer is fixed in the external margin of rotor, when rotor around rotating shaft during with certain rotary speed High Rotation Speed, if drop in the raw material of this centrifugal crusher when material that particle diameter is larger or the larger hard objects of other particle diameters are arranged, due to this material, in the component velocity of material casting hammer direction of rotation, be zero, differ larger with the speed of material casting hammer, therefore this material is to rotor moment generation greater impact, cause rotor wearing and tearing aggravation to affect rotor life, even cause coming off of material casting hammer.While causing that due to outside cause the inventory that drops into centrifugal crusher changes in addition, also for causing that falling material produces greater impact to the material casting hammer, causes coming off of material casting hammer.Simultaneously traditional centrifugal crusher when rotated, at the inner rotary wind be more or less the same with the same direction of rotor and speed and material casting hammer speed that forms of crushing chamber, causes rotor crushing efficiency step-down,
There is following problem in existing centrifugal crusher:
The one, in crushing chamber, material casting hammer has been brought into play blade function, follows the rotor high-speed rotation, forms in crushing chamber and hammers into shape on same direction with material casting and rotary wind that wind speed and material casting hammer speed are more or less the same.Broken raw material is more or less the same in the speed that lower speed and material casting hammer into shape of carrying of rotary wind, the effect reduction that is broken of broken raw material;
The 2nd, when the raw material supplying amount that drops into disintegrating machine changes suddenly or the raw material input disintegrating machine of greater particle size is arranged, when being subject to unsettled impacts, understands by the material casting hammer of the High Rotation Speed be fixed together with rotor frame the rotor vibration-generating, the material casting hammer is come off or accelerate the wearing and tearing of material casting hammer, the service life of reducing rotor;
The 3rd, when improving the output of centrifugal crusher, need to add trochiterian diameter, increase the power of drive source.
Summary of the invention
In order to overcome the deficiency of existing disintegrating machine, the invention provides a kind of crushing efficiency high, long service life and can realize the energy-conservation disintegrating machine of disintegrating machine drive source, comprise rotor and for carrying the disintegrating machine of this rotor, it is characterized in that: described rotor comprises rotor body, rotor top plate, rotor base plate, thrower head and material casting hammer device, described rotor top plate and rotor base plate are installed on rotor body, rotor top plate is parallel with rotor base plate and keep at a certain distance away, and forming the discharging opening more than three between rotor top plate and rotor base plate, described thrower head is made by hard material, be installed on the end of each discharging opening, described material casting hammer device comprises the hammer body fixed mechanism be installed on rotor base plate, swingable be installed on the material casting hammer body on the hammer body fixed mechanism, this hammer body fixed mechanism is arranged at the discharging opening place and is arranged in rotor periphery, the material casting hammer body is along with the rotor revolution also can swing around the hammer body fixed mechanism, and the striking face of material casting hammer body is towards the rotor top plate that protrudes from of vertical direction.
Further, hammer body fixed mechanism and material casting hammer body removably connect.
Further, the hammer body fixed mechanism comprises holder, swing arm and arm shaft, and this holder at right angle setting joins on rotor base plate and with rotor top plate, and arm shaft is arranged on holder, swing arm is connected with holder by arm shaft and can swings around holder, and the material casting hammer body is installed on the swing arm end.
Further, material casting hammer body and swing arm are Split type structure, or one-body molded with swing arm.
Further, the outer rim at rotor base plate is given prominence in swing arm, and the crusher chamber inwall of material casting hammer body and disintegrating machine leaves certain spacing and material casting hammer body bottom to downward-extension.
Further, the rectangular shape or polygon or the toroidal that are shaped as perpendicular length of the striking face of material casting hammer body.
Further, swing arm is one or more.
Further, swing arm be shaped as bar-shaped or be fusiform section configuration or be perforate structure can breathe freely tabular.
A kind of breaking method of centrifugal crusher, described centrifugal crusher is above-mentioned centrifugal crusher, is characterised in that:
Building stones are dropped in disintegrating machine;
Building stones enter into the central part of rotor under the effect of centrifugal force, after material lining in rotor body rotates, broken under the effect of discharging opening end thrower head, and the building stones that throw away from each discharging opening collide crushing chamber of crusher material lining on every side broken;
The material casting hammer body is with hammer body fixed mechanism and the rotation of rotor one, when the material that drops into disintegrating machine changes, the material casting hammer swings around the hammer body fixed mechanism, the impact of buffering material to the material casting hammer body, and this material casting hammer body can suppress the generation of crushing chamber inward turning return air simultaneously.
Further, the form of material casting hammer body striking face, according to the rotary speed of the kind of broken raw material and rotor, simultaneously on the basis in conjunction with the crushing efficiency of the abrasiveness of material casting hammer body and material casting hammer, select one or more forms.
From the above-mentioned description of this invention, disintegrating machine provided by the invention and breaking method, can significantly improve crushing efficiency, realizes the energy-conservation of disintegrating machine drive source; Improve crusher rotor and resist the ability that raw material changes suddenly that drops into, the service life of improving disintegrating machine when High Rotation Speed.
The accompanying drawing explanation
The structural representation that Fig. 1 is specific embodiment of the invention centrifugal crusher.
The schematic diagram that Fig. 2 is specific embodiment of the invention centrifugal crusher material casting hammer device.
Fig. 3 is the work schematic diagram under specific embodiment of the invention centrifugal crusher normal operation.
Work schematic diagram when Fig. 4 is the variation of specific embodiment of the invention centrifugal crusher input building stones.
The specific embodiment
Below by the specific embodiment, the invention will be further described.
Shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of centrifugal disintegrating machine, comprise disintegrating machine 1, be arranged at the rotor in disintegrating machine 1, this rotor comprises rotor body 2, rotor top plate 3, rotor base plate 4, thrower head 5 and material casting hammer device 6, the bottom of rotor is installed a fixed rotor and is allowed the shaft end device 7 of rotor, and the drive unit 8 that drives rotor is installed in the bottom of shaft end device 7.
Feed arrangement 11, disintegrating machine 1 middle part that disintegrating machine 1 top is equipped with base feed is formed with T-shaped liner plate 13, disintegrating machine 1 bottom that crusher chamber 12, crusher chamber 12 peripheries be provided with and has discharge port 14;
Rotor is installed in crusher chamber 12, rotor top plate 3 and rotor base plate 4 are installed on rotor body 2, rotor top plate 3 is parallel with rotor base plate 4 and keep at a certain distance away, and form the discharging opening 21 more than three between rotor top plate 3 and rotor base plate 4, thrower head 5 is made by hard material, be installed on the end of each discharging opening 21, material casting hammer device 6 comprises holder 61, swing arm 62, arm shaft 63 and material casting hammer body 64, holder 61 at right angle settings are on rotor base plate 4 and be arranged in rotor body 2 peripheries, arm shaft 63 is arranged on holder 61, swing arm 62 is connected with holder 61 by arm shaft 63 and can swings around holder 61, material casting hammer body 64 is installed on swing arm 62 ends, material casting hammer body 64 is along with the rotor revolution also can be along with swing arm 62 swings, and the striking face of material casting hammer body 64 protrudes from rotor top plate 3 towards vertical direction, material casting hammer body 64 is Split type structure or one-body molded with swing arm 62 with swing arm 62, the outer rim at rotor base plate 4 is given prominence in swing arm 62, 13 of the T-shaped liner plates that material casting hammer body 63 and crusher chamber 12 peripheries are provided with leave certain spacing, and material casting hammer body 64 bottoms are to downward-extension.
For the broken raw material that can discharge from rotor with the fragmentation of material casting hammer expeditiously, according to the kind of broken raw material and the rotary speed of rotor, on the basis of the crushing efficiency of simultaneously hammering into shape in conjunction with abrasiveness and the material casting of material casting hammer body, select the quantity of swing arm 62, the form of shape and material casting hammer body 64 striking faces, swing arm 62 can be one or more, being shaped as of swing arm 62 is bar-shaped, or be fusiform section configuration, or be perforate structure can breathe freely tabular, the shape of the striking face of material casting hammer body 64 can be perpendicular long rectangular shape, or polygon, or toroidal.
Shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, the breaking method of above-mentioned centrifugal disintegrating machine is as follows:
When the material that drops into disintegrating machine 1 changes, material casting hammer body 64 swings with swing arm 62, and the impact of buffering material to material casting hammer body 64, reduce the vibration of rotor, improves the service life of material casting hammer body 64 and rotor;
According to the rotary speed of the kind of broken raw material and rotor, simultaneously on the basis in conjunction with the crushing efficiency of the abrasiveness of material casting hammer body 64 and material casting hammer body 64, select the form of quantity, shape and material casting hammer body 64 striking faces of swing arm 62, can suppress the generation of crusher chamber 12 inward turning return air;
Under the equirotal prerequisite of the maximum gauge of material casting hammer body 64, to the drive unit 8 of the rotor that drives centrifugal crusher, and centrifugal crusher in the past contrasted, and drive unit 8 can adopt the drive source more small-sized than traditional centrifugal crusher.
Above are only a specific embodiment of the present invention, but design concept of the present invention is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the present invention, all should belong to the behavior of invading protection domain of the present invention.
Claims (10)
1. a centrifugal crusher, comprise rotor and for carrying the disintegrating machine of this rotor, it is characterized in that: described rotor comprises rotor body, rotor top plate, rotor base plate, thrower head and material casting hammer device, described rotor top plate and rotor base plate are installed on rotor body, rotor top plate is parallel with rotor base plate and keep at a certain distance away, and forming the discharging opening more than three between rotor top plate and rotor base plate, described thrower head is made by hard material, be installed on the end of each discharging opening, described material casting hammer device comprises the hammer body fixed mechanism be installed on rotor base plate, swingable be installed on the material casting hammer body on the hammer body fixed mechanism, this hammer body fixed mechanism is arranged at the discharging opening place and is arranged in rotor periphery, the material casting hammer body is along with the rotor revolution also can swing around the hammer body fixed mechanism, and the striking face of material casting hammer body is towards the rotor top plate that protrudes from of vertical direction.
2. centrifugal crusher according to claim 1, it is characterized in that: described hammer body fixed mechanism and material casting hammer body removably connect.
3. centrifugal crusher according to claim 1 and 2, it is characterized in that: described hammer body fixed mechanism comprises holder, swing arm and arm shaft, this holder at right angle setting joins on rotor base plate and with rotor top plate, arm shaft is arranged on holder, swing arm is connected with holder by arm shaft and can swings around holder, and the material casting hammer body is installed on the swing arm end.
4. centrifugal crusher according to claim 3, it is characterized in that: described material casting hammer body and swing arm are Split type structure, or one-body molded with swing arm.
5. centrifugal crusher according to claim 3, it is characterized in that: the outer rim at rotor base plate is given prominence in described swing arm, and the crusher chamber inwall of material casting hammer body and disintegrating machine leaves certain spacing and material casting hammer body bottom to downward-extension.
6. centrifugal crusher according to claim 1 or 5 is characterized in that: the striking face of described material casting hammer body be shaped as perpendicular long rectangular shape or polygon or toroidal.
7. centrifugal crusher according to claim 1 or 5, it is characterized in that: described swing arm is one or more.
8. centrifugal crusher according to claim 7 is characterized in that: described swing arm be shaped as bar-shaped or be fusiform section configuration or be the perforate structure can breathe freely tabular.
9. the breaking method of a centrifugal crusher, described centrifugal crusher is claim 1 to the described centrifugal crusher of any one in claim 7, is characterised in that:
Building stones are dropped in disintegrating machine;
Building stones enter into the central part of rotor under the effect of centrifugal force, after material lining in rotor body rotates, broken under the effect of discharging opening end thrower head, and the building stones that throw away from each discharging opening collide crushing chamber of crusher material lining on every side broken;
The material casting hammer body is with hammer body fixed mechanism and the rotation of rotor one, when the material that drops into disintegrating machine changes, the material casting hammer swings around the hammer body fixed mechanism, the impact of buffering material to the material casting hammer body, and this material casting hammer body can suppress the generation of crushing chamber inward turning return air simultaneously.
10. the breaking method of centrifugal crusher according to claim 9, it is characterized in that: the form of described material casting hammer body striking face, according to the rotary speed of the kind of broken raw material and rotor, simultaneously on the basis in conjunction with the crushing efficiency of the abrasiveness of material casting hammer body and material casting hammer, select one or more forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310389306.6A CN103433093B (en) | 2013-08-30 | 2013-08-30 | A kind of centrifugal crusher and breaking method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310389306.6A CN103433093B (en) | 2013-08-30 | 2013-08-30 | A kind of centrifugal crusher and breaking method thereof |
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| Publication Number | Publication Date |
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| CN103433093A true CN103433093A (en) | 2013-12-11 |
| CN103433093B CN103433093B (en) | 2016-04-20 |
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| CN201310389306.6A Active CN103433093B (en) | 2013-08-30 | 2013-08-30 | A kind of centrifugal crusher and breaking method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622490A (en) * | 2016-11-01 | 2017-05-10 | 南昌矿山机械有限公司 | Impacting-and-hitting type rotor and vertical shaft impacting-and-hitting type crusher |
| CN107008541A (en) * | 2017-05-12 | 2017-08-04 | 四川利达华锐机械有限公司 | A kind of grating disk of micronizer |
| CN108672056A (en) * | 2018-07-05 | 2018-10-19 | 福建南方路面机械有限公司 | A kind of vertical shaft impact crusher |
| CN108940507A (en) * | 2018-05-24 | 2018-12-07 | 湖南中联重科混凝土机械站类设备有限公司 | Impeller assembly and impact crusher |
| CN112452441A (en) * | 2019-09-09 | 2021-03-09 | 济南大学 | Vertical ball-free crushing and grinding machine |
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|---|---|---|---|---|
| GB491632A (en) * | 1936-11-02 | 1938-09-06 | Pennsylvania Crusher Co | Improvements in hammermills |
| DE2906866A1 (en) * | 1979-02-22 | 1980-09-04 | Polysius Ag | Hammer crusher for comminuting solid material - has rotor with pivoted impact elements supported in staggered pattern by circular ribs |
| CN1171298A (en) * | 1996-07-18 | 1998-01-28 | 马玉民 | Combined antiwear impact hammer exchangeable easily and quickly |
| CN202762480U (en) * | 2012-08-07 | 2013-03-06 | 上海建设路桥机械设备有限公司 | Vertical shaft impact crusher rotor |
| CN202876884U (en) * | 2012-09-24 | 2013-04-17 | 上海东泷重型机械有限公司 | Centrifugal crusher with deep cavity structure |
| CN203494568U (en) * | 2013-08-30 | 2014-03-26 | 福建南方路面机械有限公司 | Centrifugal type crusher |
-
2013
- 2013-08-30 CN CN201310389306.6A patent/CN103433093B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB491632A (en) * | 1936-11-02 | 1938-09-06 | Pennsylvania Crusher Co | Improvements in hammermills |
| DE2906866A1 (en) * | 1979-02-22 | 1980-09-04 | Polysius Ag | Hammer crusher for comminuting solid material - has rotor with pivoted impact elements supported in staggered pattern by circular ribs |
| CN1171298A (en) * | 1996-07-18 | 1998-01-28 | 马玉民 | Combined antiwear impact hammer exchangeable easily and quickly |
| CN202762480U (en) * | 2012-08-07 | 2013-03-06 | 上海建设路桥机械设备有限公司 | Vertical shaft impact crusher rotor |
| CN202876884U (en) * | 2012-09-24 | 2013-04-17 | 上海东泷重型机械有限公司 | Centrifugal crusher with deep cavity structure |
| CN203494568U (en) * | 2013-08-30 | 2014-03-26 | 福建南方路面机械有限公司 | Centrifugal type crusher |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622490A (en) * | 2016-11-01 | 2017-05-10 | 南昌矿山机械有限公司 | Impacting-and-hitting type rotor and vertical shaft impacting-and-hitting type crusher |
| CN107008541A (en) * | 2017-05-12 | 2017-08-04 | 四川利达华锐机械有限公司 | A kind of grating disk of micronizer |
| CN108940507A (en) * | 2018-05-24 | 2018-12-07 | 湖南中联重科混凝土机械站类设备有限公司 | Impeller assembly and impact crusher |
| CN108672056A (en) * | 2018-07-05 | 2018-10-19 | 福建南方路面机械有限公司 | A kind of vertical shaft impact crusher |
| CN108672056B (en) * | 2018-07-05 | 2023-07-21 | 福建南方路面机械股份有限公司 | Vertical shaft impact crusher |
| CN112452441A (en) * | 2019-09-09 | 2021-03-09 | 济南大学 | Vertical ball-free crushing and grinding machine |
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| Publication number | Publication date |
|---|---|
| CN103433093B (en) | 2016-04-20 |
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Address after: Fengze District of Quanzhou City, Fujian province 362000 Xunmei Industrial Zone Patentee after: Fujian Nanfang pavement machinery Co., Ltd Address before: Fengze District of Quanzhou City, Fujian province 362000 Xunmei Industrial Zone Patentee before: FUJIAN SOUTH HIGHWAY MACHINERY Co.,Ltd. |