CN200987977Y - Selective crusher - Google Patents

Selective crusher Download PDF

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Publication number
CN200987977Y
CN200987977Y CN 200620036717 CN200620036717U CN200987977Y CN 200987977 Y CN200987977 Y CN 200987977Y CN 200620036717 CN200620036717 CN 200620036717 CN 200620036717 U CN200620036717 U CN 200620036717U CN 200987977 Y CN200987977 Y CN 200987977Y
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roller
tooth
utility
model
tooth plate
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Expired - Fee Related
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CN 200620036717
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Chinese (zh)
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王洪
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代文娟
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Abstract

The utility model discloses a selective crusher comprising a machine body 8, motors 1 and 2, reducers 3 and 4. Motors 1 and 2 respectively drive reducers 3 and 4 to work. The utility model is characterized in that rollers 5 and 6 which cooperate with each other are arranged in the crushing cavity of the machine body 8. Rollers 5 and 6 are driven to rotate respectively by reducers 3 and 4. Comb teeth that cooperate with rollers 5 and 6 are arranged at both sides of the crushing cavity. The utility model is mainly used to the rough and moderate crushing of brittle materials in the fields of mining, metallurgy, chemical industry, coal mining, road building and reservoir. The utility model with little vibration, low noise, little dust, good environmental protection performance and little over crushing phenomenon is not easy to be blocked and is convenient to install and disassemble the fragile parts, therefore is an large crushing moderate hard and hard rock and mineral materials equipment.

Description

Bradford breaker
Technical field
The utility model relates to disintegrating machine, is specifically related to a kind ofly to be applicable to mine, metallurgy, chemical industry, colliery, builds the road, thick, the intermediate bradford breaker of industry brittle material such as reservoir.
Background technology
Thick, the medium crushing of industry lump materials such as mine, metallurgy, chemical industry, colliery generally adopt traditional paddle type mill (impact type) disintegrating machine or traditional toothed roll crusher two big classes.Because the variation of crushing process situation and material characteristic, and material crossed the raising of degradation rate requirement, these two traditional big class disintegrating machines seem and more and more are not suitable for.
There are problems such as vibration equipment is big, noise big, dust pollution in traditional plate-hammer crusher such as ring hammer crusher, impact breaker etc., such disintegrating machine, and the broken material granularity is difficult to control; And material moisture when big (surpassing 7-8%) equipment stop up easily.The shortcoming of this kind equipment maximum is to be broken that to cross crushing phenomenon serious for material, has both wasted the energy, and the unit broken specification is strengthened, and has increased one-time investment.
Traditional toothed roll crusher has overcome the problem that the said equipment vibration is big, noise is big, and the broken material granularity obtains control to a certain degree.But because the defective of structural design, still to cross crushing phenomenon comparatively serious for ubiquity, when the material moisture shortcoming that equipment stops up easily when big (surpassing 15%).The more important thing is the deficiency of conventional tooth kibbler roll, be difficult to adapt to the big specification type selecting of thick, the medium crushing equipment of when keeping above-mentioned advantage material size big (surpass 1000mm, even reach 2000mm) broken Study of Tooth.
The utility model content
Technical problem to be solved in the utility model is how a kind of bradford breaker is provided, and this fragmentation function overcomes above-mentioned shortcoming, and vibration equipment is little, noise is low, it is few to cross crushing phenomenon, is difficult for stopping up easy installation and removal.
The technical problem that the utility model proposed is to solve like this: construct a kind of bradford breaker, comprise body 8, motor 1 and 2, decelerator 3 and 4, motor 1 and 2 drives decelerator 3 and 4 work respectively, it is characterized in that, is provided with the roller 5 and 6 of the work of cooperatively interacting in the crusher chamber of body 8, roller 5 and 6 is respectively by decelerator 3 and 4 driven rotary, and both sides are provided with the broach 7 of roller 5 and 6 cooperatings in the described crusher chamber.
According to bradford breaker provided by the utility model, it is characterized in that the adjustable gaps between roller 5, roller 6 rollers and the broach 7: 5 and 6 when inner rotary, roller 5 and 6 can be controlled by the position of adjusting broach 7 with the gap between the broach 7; When roller 5 and 6 inwardly rotates, can pass through screw rod or hydraulic press adjustment gap between the two.
According to bradford breaker provided by the utility model, it is characterized in that roller 5 and 6 tooth plate structure 10 can be set to toothed disc type structure 16.
According to bradford breaker provided by the utility model, it is characterized in that roller 5 and 6 tooth plate structure 10 can be set to be connected by bolt 18 the tooth cap structure of profile of tooth cutter 17.
According to bradford breaker provided by the utility model, it is characterized in that, fixed by welding or bolted mode on roller 5 and 6 the beam barrel 12 and inserted 11, described inserting on 11 by the bolting tooth plate, the profile of tooth of described tooth plate can be configured to overall structure or form with wear body 19 and 20 built-up welding of tooth plate seat by profile of tooth.
According to bradford breaker provided by the utility model, it is characterized in that profile of tooth can be set to have the arc tooth plate 21 of certain radian with wear body 19, also can make other shapes according to granularity requirements.
According to bradford breaker provided by the utility model, it is characterized in that the bottom of crusher chamber is provided with the broken chopping block 22 with roller 5 and 6 cooperatings.
Thick, the medium crushing of industry brittle materials such as the utility model bradford breaker mainly is applicable to mine, metallurgy, chemical industry, colliery, builds the road, reservoir, its material size maximum can reach 2000mm, the I of discharging-material size reaches 30mm, can be to metallic ores such as the material of compression strength≤160MPa such as opencut top layer rock, colliery, coke, clay, lime stone, granite, copper mine, gold mine, nickel minerals, iron ores; Non-metallic ores such as gypsum, talcum, wollastonite, kaolin carry out fragmentation.As long as coal industry particularly uses this crusher machine raw coal through deironing, removal of impurities, need not dirt extraction, just can be directly broken, and the material that fragmentation goes out, epigranular, the mistake degradation rate is low, thereby has simplified coal preparation technique, has reduced investment and production cost.
Bradford breaker provided by the utility model has the following advantages:
1) material that is broken is crossed and is pulverized lowly, and low, the broken power consumption of discaling roll wearing and tearing is low
By optimal design to disintegrating machine flute profile and tooth arrangement form, make and in shattering process, only carry out fragmentation for material greater than granularity requirements, and satisfactory material directly adopts the slow-speed of revolution, high pulling torque by broken discaling roll, material is carried out shearing-crushing, satisfying under the prerequisite of crushing performance, increase the space of passing through of material as far as possible, the contact probability of crushing teeth and material is reduced to minimum, generally more conventional tooth disintegrating machine reduces 20-40%.
2) has the double effects of fragmentation, screening
The utility model can accurately be controlled granularity, and has the lower degradation rate of crossing, so have the double effects of fragmentation, screening.The breaking strength of screening crusher can reach 160MPa (intensity of general spoil is 20-100MPa) simultaneously, can finish crushing operation separately under certain condition, and need not to be equipped with screening, picking equipment, not only simplified system but also saved equipment, construction investment and follow-up artificial and fittings cost, be equivalent to equipment and replaced whole raw coal beamhouse in the traditional process.
3) adjustable center distance is to adapt to accurately control granularity of flute profile wearing and tearing back
Use the special structure of adjusting, to adapt to accurately control granularity of profile of tooth wearing and tearing back.
4) simple in structure, adjustment is highly low, operational shock is little
Two discaling rolls adopt bi-motor to drive separately, have good interchangeability.Adjust highly lowly, can reduce factory building height, help technology arrangement.Broken discaling roll adopts the slow-speed of revolution, and does not have exciting source on the structural principle, when adopting high-intensity solid housing and whole frame to do the equipment operation simultaneously vibration little, need not special foundation of civil work.
5) adhesional wetting materiel is not sticking stifled
Screening crusher has adopted special self-cleaning structure, and is strong to the adaptability of adhesional wetting materiel.
6) disposal ability is big, noise is low, dust is little
Adopt through type disintegrating machine principle, so the disposal ability of disintegrating machine is big, the operation noise is low, and the dust generation is little, adopts totally-enclosed fragmentation, good work environment.
7) adopt new material, crushing teeth has high strength, high-wearing feature
Crushing teeth portion adopts various ways such as whole broken profile of tooth, fluted disc, tooth cover, arc tooth plate.The anti-abrasive resistance of tooth portion is strong, the life-span long, easily repair the wearing and tearing back, maintenance cost is low.Breaker roll dependability height has been stopped the loosening easily phenomenon of crushing teeth.
Description of drawings
Fig. 1 is the overall structure schematic diagram of bradford breaker provided by the utility model, and wherein Fig. 1 a is a side view, and Fig. 1 b is a vertical view;
Fig. 2 be bradford breaker provided by the utility model three kinds of fundamental diagrams, wherein, Fig. 2 a is the schematic diagram of main evolute design, Fig. 2 b is the schematic diagram that designs when being broken for inward turning, Fig. 2 c is the structure principle chart that is provided with broken chopping block;
Fig. 3 is the roller structural representation;
Fig. 4 is the insert structure schematic diagram;
Fig. 5 is a kind of schematic diagram of toothed disc type structure;
Fig. 6 is the schematic diagram of another kind of toothed disc type structure;
Fig. 7 is the tooth plate structural representation;
Fig. 8 is the structural representation of bow type tooth in the disk structure.
Wherein, 1, motor, 2, motor, 3, decelerator, 4, decelerator, 5, roller, 6, roller, 7, broach, 8, broach, 9, support, 10, tooth plate, 11, insert, 12, beam barrel, 13, welding, 14, bolt, 15, connecting bolt, 16, toothed disc type mechanism, 17, tooth, 18, bolt, 19, wear body, 20, tooth plate seat, 21, bow type tooth plate, 22, broken chopping block.
The specific embodiment
Below in conjunction with accompanying drawing bradford breaker provided by the utility model is elaborated.
As depicted in figs. 1 and 2, motor 1 drives roller 5 rotations after driving decelerator 3 increase moments; Motor 2 drives roller 6 rotations after driving decelerator 4 increase moments.During respectively to inner rotary, the utility model is main evolute design for screening at roller 5 and roller 6; When roller 5 and the inside rotation of roller 6 difference, the utility model is to be broken for main inner-rotary type design.
The utility model bradford breaker has unique gear tooth-type structure and flute profile, specifically shown in Fig. 3,4,5,6,7,8.After material enters disintegrating machine, the material that requires less than marker size feed behind the disintegrating machine fast by roller in the crusher chamber 5 and 6 or the gap of 7 of roller and broach be discharged from, the coarsegrain material then is broken under the impact shear of the gear teeth and stretching action.After entering crusher chamber, be subjected to the pressure effect of between cog once more, it is broken for the second time that material is subjected to.Large scale computer is equipped with broken chopping block 22 in gear teeth bottom, material is subjected to broken for the third time at this.
In when design, be used for coarse crushing, when the utility model inwardly rotates when broken, two rollers 5,6 drive (can design speed difference) by different motor 1,2, and roller 5,6 can play the effect of mutual cleaning.Two rollers 5,6 are when inner rotary, and broach 7 can play the effect of cleaning roller 5,6.Therefore the utility model can not glue stifled equipment greatly because of the material moisture that is broken.Equipment has the self-cleaning ability, and the water rate of just not being afraid of wet ore deposit, sticking ore deposit, material still can be broken above more than 15%, can not glue stifled discharge gate.
The material size of the utility model broken material is different with discharging-material size, and tooth plate 10 its forms of installing on its roller 5,6 just may be different with structure.And the control of granularity and adjustment: the broach 7 that granularity control is installed on the body 8 when adjusting when inner rotary is different with the gap of roller 5,6 and adjust; Inwardly during rotation, the control of granularity with adjust by the gap adjustment between the adjustable roller 5,6 of relative stiffness.But two breaker roll centre-to-centre spacing are fixed when running well.
Because this machine two breaker roll centre-to-centre spacing when running well are fixed, the tooth-shape structure uniqueness, so broken back product granularity is even, super granularity all is lower than conventional disintegrating machine with mistake pulverizing situation, be again to come break mined material by low velocity shear and stretching, therefore the dust that produces is also less.Simultaneously, the new structure profile of tooth that adopts the material of many alloyings to make, wearability is good, long service life, and every tooth plate or the demolition separately of tooth cover are convenient to assembling and are changed, and can reach powerful fragmentation, can broken compression strength reach the rock of 160mpa.
Tooth plate 10 structures on the cylinder 5,6 of being used for the utility model bradford breaker when just broken, broken adopt at the direct tooth hat type of tooth 17 usefulness bolts 18 connections on the tooth plate 10 on mounting teeth disc type 16 structures or the roller 5,6 on the beam barrel 12.The utility model is used for when broken, in small, broken bits, roller 5,6 adopts the form shown in Fig. 3,4,5,6, promptly through motor rotation and the beam barrel 12 that drives by weld 13 and bolt 14 fixed and inserted 11, insert and fixed whole tooth plate 10 by T type bolt or other connecting bolts 15 on 11.Its tooth plate 10 flute profiles both can monoblock cast, also can flute profile forms with high-abrasive material such as piece number 19 and 20 built-up welding.Profile of tooth 19 can be made into differing heights, different big small scale by require different of the material size of material and discharging-material size, even makes very sharp and have the bow type tooth 21 of certain camber.
This disintegrating machine drive mechanism compactness, it is reliable to go slick.Whole height is very low, is applicable to space and limited environment thereof.This machine structure adopts modularized design, and each parts and gear unit combined and instant are quick.Also can select fixed installation as requested or move installation composition mobile crushing station.
This disintegrating machine can adopt fluid-flywheel clutch and tachogenerator dual-overload protection.Guarantee equipment ordinary production fully.This machine can adopt the duty of sensor and programmable controller watch-dog, and when vexed car takes place, the motor counter-rotating will stop up automatically that material is counter to be gone out, and prevent that material is stuck.
This disintegrating machine can adopt the auto-supply system, prolongs the service life of bearing, makes the life cycle of complete machine longer, has reduced the working strength of regular maintenance.

Claims (7)

1, a kind of bradford breaker, comprise body (8), motor (1,2), decelerator (3,4), motor (1,2) drives decelerator (3,4) work respectively, it is characterized in that, is provided with the roller (5,6) of the work of cooperatively interacting in the crusher chamber of body (8), roller (5,6) is respectively by decelerator (3,4) driven rotary, and both sides are provided with and the broach (7) of roller (5,6) cooperating in the described crusher chamber.
2, bradford breaker according to claim 1, it is characterized in that, adjustable gaps between roller (5), roller (6) and the broach (7): roller (5,6) is when inner rotary, and the gap between the broach (7) can be controlled by the position of adjusting broach (7); Roller (5,6) can pass through screw rod or hydraulic press adjustment gap between the two when inwardly rotating.
3, bradford breaker according to claim 1 and 2 is characterized in that, the tooth plate structure (10) of roller (5,6) can be set to toothed disc type structure (16).
4, bradford breaker according to claim 1 and 2 is characterized in that, the tooth plate structure (10) of roller (5,6) can be set to connect by bolt (18) the tooth cap structure of profile of tooth cutter (17).
5, bradford breaker according to claim 1 and 2, it is characterized in that, the beam barrel (12) of roller (5,6) is gone up by welding or bolted mode and has been fixed insert (11), described inserting (11) gone up by the bolting tooth plate, and the profile of tooth of described tooth plate can be configured to overall structure or form with wear body (19) and tooth plate seat (20) built-up welding by profile of tooth.
6, bradford breaker according to claim 5 is characterized in that, profile of tooth can be set to have the arc tooth plate (21) of certain radian with wear body (19), also can make other shapes according to granularity requirements.
7, bradford breaker according to claim 1 and 2 is characterized in that, the bottom of crusher chamber is provided with the broken chopping block (22) with roller (5,6) cooperating.
CN 200620036717 2006-12-20 2006-12-20 Selective crusher Expired - Fee Related CN200987977Y (en)

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Application Number Priority Date Filing Date Title
CN 200620036717 CN200987977Y (en) 2006-12-20 2006-12-20 Selective crusher

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Application Number Priority Date Filing Date Title
CN 200620036717 CN200987977Y (en) 2006-12-20 2006-12-20 Selective crusher

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CN200987977Y true CN200987977Y (en) 2007-12-12

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104540590A (en) * 2012-08-13 2015-04-22 江苏中能硅业科技发展有限公司 Method for preparing high sphericity seed crystal and fluidized bed particle silicon
CN104792592A (en) * 2015-04-17 2015-07-22 浙江大学 Laboratory soil sample crushing and sieving device and laboratory soil sample crushing and sieving method
CN105057026A (en) * 2015-08-03 2015-11-18 广西晨铭机械再制造科技有限公司 Wear-resistant tooth roller of tooth roller crusher and production method of wear-resistant tooth roller
CN106269053A (en) * 2016-08-31 2017-01-04 北京国电富通科技发展有限责任公司 A kind of through hole disintegrating machine
CN108325638A (en) * 2018-01-30 2018-07-27 重庆鸿净环保科技开发有限公司 A kind of processing unit of old circuit board
CN109731633A (en) * 2019-02-18 2019-05-10 镇江路机重工科技有限公司 A kind of waste asphalt mixture flexibility crushing plant
CN112203770A (en) * 2018-05-23 2021-01-08 维米尔制造公司 Chopping machine for crushing bulk material

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104540590A (en) * 2012-08-13 2015-04-22 江苏中能硅业科技发展有限公司 Method for preparing high sphericity seed crystal and fluidized bed particle silicon
CN104540590B (en) * 2012-08-13 2017-03-08 江苏中能硅业科技发展有限公司 High sphericity seed crystal and the preparation method of fluid bed granulate silicon
CN104792592A (en) * 2015-04-17 2015-07-22 浙江大学 Laboratory soil sample crushing and sieving device and laboratory soil sample crushing and sieving method
CN105057026A (en) * 2015-08-03 2015-11-18 广西晨铭机械再制造科技有限公司 Wear-resistant tooth roller of tooth roller crusher and production method of wear-resistant tooth roller
CN106269053A (en) * 2016-08-31 2017-01-04 北京国电富通科技发展有限责任公司 A kind of through hole disintegrating machine
CN106269053B (en) * 2016-08-31 2019-04-16 北京国电富通科技发展有限责任公司 A kind of through-hole crusher
CN108325638A (en) * 2018-01-30 2018-07-27 重庆鸿净环保科技开发有限公司 A kind of processing unit of old circuit board
CN112203770A (en) * 2018-05-23 2021-01-08 维米尔制造公司 Chopping machine for crushing bulk material
CN112203770B (en) * 2018-05-23 2023-01-03 维米尔制造公司 Chopping machine for crushing bulk material
CN109731633A (en) * 2019-02-18 2019-05-10 镇江路机重工科技有限公司 A kind of waste asphalt mixture flexibility crushing plant

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