CN205700692U - A kind of cam-type double-cavity jaw crusher - Google Patents
A kind of cam-type double-cavity jaw crusher Download PDFInfo
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- CN205700692U CN205700692U CN201620219243.9U CN201620219243U CN205700692U CN 205700692 U CN205700692 U CN 205700692U CN 201620219243 U CN201620219243 U CN 201620219243U CN 205700692 U CN205700692 U CN 205700692U
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- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 238000007873 sieving Methods 0.000 abstract description 2
- 208000006011 Stroke Diseases 0.000 description 12
- 230000007246 mechanism Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 206010033307 Overweight Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000020825 overweight Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
This utility model relates to a kind of cam-type double-cavity jaw crusher, belongs to mine and crushes and sieving machine field.Side plate described in the utility model and axial gripper shoe are bolted composition casing, fix coarse crushing at front axle to gripper shoe and determine liner plate, fix in rear axial gripper shoe and in small, broken bits determine liner plate；Main shaft each side fills a bearing, is provided with cam on the right side of main shaft, and the left side of main shaft is provided with belt wheel；Left end and the cam of connecting shaft are connected by bearing, and right-hand member and the rocking bar top of connecting shaft are connected by bearing, and rocking bar bottom is connected by bearing with the right-hand member of sliding axle, and the slideway of sliding axle and side plate is connected by bearing；Sliding axle and middle frame connect, and the front end of middle frame is fixed coarse crushing and moved liner plate, and dynamic liner plate in small, broken bits is fixed in the rear end of middle frame；Lower margin is fixed on the bottom of side plate.This utility model alleviates the degree of wear of liner plate and the mistake crushing phenomenon of material；Extend machine service life；Reduce production cost, improve production efficiency.
Description
Technical field
This utility model relates to a kind of cam-type double-cavity jaw crusher, belongs to mine and crushes and sieving machine field.
Background technology
In the evolution in past, jaw crusher experienced by from the simple swing mechanism of crank double rocking lever (hereinafter referred " letter pendulum ") to crank rocker complexity swing mechanism (hereinafter referred " physical pendulum machine "), then to two kinds being swung comprehensive comprehensive swing mechanism (hereinafter referred " combines pendulum machine ").
Being mainly characterized by of letter pendulum machine: 1. crushing force is big (liner plate thrust is big)；2. wear liner is relatively light, is suitable for broken the hardest the strongest material；3. structure complexity is the heaviest；4. moving jaw track undesirable, its upper level stroke is little and lower horizontal stroke big, and during crushing material, has and hinder the effect of discharge to thus result in productivity ratio reduction.
Being mainly characterized by of physical pendulum machine: 1. simple in construction, machine weight is lighter；2. moving jaw movement characteristic more satisfactory, productivity ratio is higher；3. moving jaw and vertically form relatively big, wear liner is serious；4. move jaw bottom arc of trajectory wire, cause seriously crossing crushing phenomenon.
Combine being mainly characterized by of pendulum machine: 1. crushing force relatively physical pendulum machine increases；2. wear liner relatively physical pendulum machine is light, slightly overweights letter pendulum machine；3. the kinetic characteristic better than letter pendulum machine, production efficiency is suitable with physical pendulum machine；4. the track moving jaw upper and lower part is all oval, and the major axis of ellipse is towards discharge direction, it is possible to promote discharge；5. structure simpler pendulum machine is more complicated and heavy, is difficult to realize lightweight；6. move jaw and hanging on same eccentric shaft, make eccentric shaft stress deteriorate aggravation, easily cause fatigue to cause fracture.
Common single-chamber jaw crusher is typical four-bar mechanism.Crank is when certain angular range turns round, and equipment is in broken state, i.e. the impulse stroke stage；When crank forwards another angular range to, equipment is in discharge state, i.e. inoperative stroke, or claims hollow travel stage.At hollow travel stage, disintegrating machine does not crushes, but consumed energy.This is the main cause that common jaw crusher energy consumption is high, is not directed to this respect in the corrective measure of conventional disintegrating machine.
Double-cavity jaw crusher has two crusher chamber, the i.e. other end at common movable jaw plate of jaw crusher to increase a crusher chamber.Under this configuration, disintegrating machine can run under duplex makees stroke state.When crank turns round at a certain angular range of angle, crusher chamber 1 carries out material and crushes, and crusher chamber 2 carries out discharge；When crank forwards another angular range to, crusher chamber 2 crushes, and crusher chamber 1 carries out discharge, circulates and so forth.There is not the energy expenditure of idle stroke in the disintegrating machine of this form, meanwhile, the disposal ability of disintegrating machine will improve 1 times.And primary breakup and two stages of medium crushing can be completed in same machine, accordingly, it can be said that double-cavity jaw crusher really improves crushing efficiency, increase space availability ratio, reduce production cost.
Along with the development of science and technology, jaw crusher is just the least evenly towards double crashing cavity, production efficiency height, large reduction ratio, raw meal particle size, easy structure, miniaturization, update on light-weighted type.
Summary of the invention
In order to overcome letter the pendulum heavy and dynamic jaw track of machine structure complexity undesirable, its upper level stroke is little and lower horizontal stroke big, and during crushing material, has and hinder the effect of discharge to thus result in productivity ratio reduction.Solving physical pendulum motor-driven jaw vertical stroke relatively big, wear liner is serious, and dynamic jaw bottom track closes arc shaped, causes seriously crossing crushing phenomenon；Comprehensive motor-driven jaw and the hanging put of improvement, on same eccentric shaft, reduces eccentric shaft stress and deteriorates, it is to avoid cause fatigue to cause rupturing；This utility model provides a kind of cam-type double-cavity jaw crusher.
The technical solution of the utility model is: a kind of cam-type double-cavity jaw crusher, by side plate 1, cam 2, rocking bar 3, belt wheel 4, main shaft 5, axial gripper shoe 6, liner plate 7 is determined in coarse crushing, liner plate 8 is moved in coarse crushing, sliding axle 9, middle frame 10, dynamic liner plate 11 in small, broken bits, in small, broken bits determine liner plate 12, connecting shaft 13, lower margin 14 form；
Described side plate 1 and axial gripper shoe 6 are bolted composition casing, axially gripper shoe 6 includes that front axle is to gripper shoe and rear axial gripper shoe, take threaded fixing coarse crushing to determine liner plate 7 at front axle to gripper shoe, take threaded fixing in small, broken bits to determine liner plate 12 in rear axial gripper shoe；Main shaft 5 each side fills a taper roll bearing, interference fit connected mode taked by axle center part and the main shaft 5 of taper roll bearing, in bearing outer rim and side plate 1, the ear mount hole of both sides takes matched in clearance to connect, being provided with cam 2 on the right side of main shaft 5 takes interference fit to connect, and the left side of main shaft 5 is provided with belt wheel 4 with interference fit；Left end and the cam 2 of connecting shaft 13 take matched in clearance to connect by self-aligning roller bearing, the right-hand member of connecting shaft 13 and rocking bar 3 top are by using interference fits to connect on heart roller bearing, the right-hand member of rocking bar 3 bottom and sliding axle 9 takes interference fits by self-aligning roller bearing, and the slideway of sliding axle 9 and side plate 1 is by being connected by interference fits to heart roller bearing；Sliding axle 9 and middle frame 10 use interference fit to connect, and the front end of middle frame 10 uses welding manner to fix coarse crushing and moves liner plate 8, and the rear end of middle frame 10 uses welding manner to fix dynamic liner plate 11 in small, broken bits；Lower margin 14 uses welding manner to be fixed on the bottom of side plate 1.
Liner plate 7 is determined in described coarse crushing and coarse crushing to move the broken space openings angle that liner plate 8 constitutes be 30 degree ~ 60 degree；The broken space openings angle determining liner plate 12 and dynamic liner plate 11 in small, broken bits composition in small, broken bits is 40 degree ~ 50 degree.
Operation principle of the present utility model is:
nullPower is passed to cam 2 by main shaft 5 by belt wheel 4，Cam 2 rotates in fixed axis，Left section of connecting shaft 13 equipped with self-aligning roller bearing so that it moves in the groove track of cam 2，Right-hand member with rocking bar 3 top by heart roller bearing is connected，Thus drive rocking bar 3 to do complicated swing，Rocking bar 3 bottom is connected with sliding axle 9 by self-aligning bearing，And then the swing of rocking bar 3 is changed into the sliding axle 9 slip in side plate 1 arc track，It is fixed on both sides on the middle frame 10 on sliding axle 9 and moves liner plate 8 and dynamic liner plate 11 in small, broken bits with different angle installation coarse crushing respectively，Two liner plates are alternately determined liner plate 7 to the coarse crushing being contained in axial gripper shoe 6 along with the complicated wobble cycle of middle frame 10 and in small, broken bits determine liner plate 12 and clash into，Reduce the opening angle of crusher chamber，Material is made to bear extruding、Bending、The complex stresses such as shearing interact and rupture，It is finally reached crushing effect.
Wherein, double crashing cavity alternate cycles crushes and discharge, before during primary breakup, crusher chamber opening angle reduces then crusher chamber opening angle increase, before during medium crushing, crusher chamber opening angle increases then crusher chamber opening angle reduction, after the primary breakup stage, granule is relatively thick, and after the medium crushing stage, granule is thinner.
Front crusher chamber is that liner plate 7 is determined in coarse crushing and the broken space that liner plate 8 is constituted is moved in coarse crushing.
Rear crusher chamber is the broken space determining liner plate 12 and dynamic liner plate 11 in small, broken bits composition in small, broken bits.
The beneficial effects of the utility model are:
1. this device uses cam-endplay device, and predetermined grooved cam movement locus can improve dynamic jaw track so that its upper level stroke is big and lower horizontal stroke is little；2. middle frame is in the slip of side plate arc track, it is possible to make vertical stroke reduce, and alleviates the degree of wear of liner plate, dynamic jaw bottom track is improved as non-closed arc shaped, alleviates the mistake crushing phenomenon of material；3. use non-eccentricity axle, and change into rocking bar and cam contact, solve dynamic jaw and connecting rod hangs on same eccentric shaft, easily make the difficult problem that eccentric shaft stress deteriorates, lower the possibility of fatigue fracture, extend machine service life；4. the broken process with discharge of double crashing cavity alternate cycles, saves the energy；5. complete primary breakup and the two stage coordination of medium crushing, it is achieved a tractor serves several purposes, save floor occupying area, reduce production cost, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is the partial enlarged drawing one of Fig. 1 in this utility model；
Fig. 3 is the partial enlarged drawing two of Fig. 1 in this utility model；
Fig. 4 is front view of the present utility model；
Fig. 5 is left view of the present utility model；
Fig. 6 is the A-A sectional view of Fig. 5 in this utility model；
Each label in figure: 1-side plate, 2-cam, 3-rocking bar, 4-belt wheel, 5-main shaft, the axial gripper shoe of 6-, 7-coarse crushing determines liner plate, and liner plate, 9-sliding axle, 10-middle frame, 11-dynamic liner plate in small, broken bits are moved in 8-coarse crushing, and 12-is in small, broken bits determines liner plate, 13-connecting shaft, 14-lower margin.
Detailed description of the invention
Embodiment 1: as shown in figures 1 to 6, a kind of cam-type double-cavity jaw crusher, by side plate 1, cam 2, rocking bar 3, belt wheel 4, main shaft 5, axial gripper shoe 6, liner plate 7 is determined in coarse crushing, liner plate 8 is moved in coarse crushing, sliding axle 9, middle frame 10, dynamic liner plate 11 in small, broken bits, in small, broken bits determine liner plate 12, connecting shaft 13, lower margin 14 form；
Described side plate 1 and axial gripper shoe 6 are bolted composition casing, axially gripper shoe 6 includes that front axle is to gripper shoe and rear axial gripper shoe, take threaded fixing coarse crushing to determine liner plate 7 at front axle to gripper shoe, take threaded fixing in small, broken bits to determine liner plate 12 in rear axial gripper shoe；Main shaft 5 each side fills a taper roll bearing, and axle center part and the main shaft 5 of taper roll bearing connect, and in taper roll bearing outer rim and side plate 1, the ear mount hole of both sides connects, and is provided with cam 2 on the right side of main shaft 5, and the left side of main shaft 5 is provided with belt wheel 4；Left end and the cam 2 of connecting shaft 13 are connected by self-aligning roller bearing, the right-hand member of connecting shaft 13 and rocking bar 3 top are by connecting heart roller bearing, rocking bar 3 bottom is connected by self-aligning roller bearing with the right-hand member of sliding axle 9, and the slideway of sliding axle 9 and side plate 1 is by connecting heart roller bearing；Sliding axle 9 and middle frame 10 connect, and the front end of middle frame 10 is adopted fixing coarse crushing and moved liner plate 8, and dynamic liner plate 11 in small, broken bits is fixed in the rear end of middle frame 10；Lower margin 14 is fixed on the bottom of side plate 1.
Liner plate 7 is determined in described coarse crushing and coarse crushing to move the broken space openings angle that liner plate 8 constitutes be 30 degree ~ 60 degree；The broken space openings angle determining liner plate 12 and dynamic liner plate 11 in small, broken bits composition in small, broken bits is 40 degree ~ 50 degree.
Embodiment 2: as shown in figures 1 to 6, a kind of cam-type double-cavity jaw crusher, by side plate 1, cam 2, rocking bar 3, belt wheel 4, main shaft 5, axial gripper shoe 6, liner plate 7 is determined in coarse crushing, liner plate 8 is moved in coarse crushing, sliding axle 9, middle frame 10, dynamic liner plate 11 in small, broken bits, in small, broken bits determine liner plate 12, connecting shaft 13, lower margin 14 form；
Described side plate 1 and axial gripper shoe 6 are bolted composition casing, axially gripper shoe 6 includes that front axle is to gripper shoe and rear axial gripper shoe, take threaded fixing coarse crushing to determine liner plate 7 at front axle to gripper shoe, take threaded fixing in small, broken bits to determine liner plate 12 in rear axial gripper shoe；Main shaft 5 each side fills a taper roll bearing, and axle center part and the main shaft 5 of taper roll bearing connect, and in taper roll bearing outer rim and side plate 1, the ear mount hole of both sides connects, and is provided with cam 2 on the right side of main shaft 5, and the left side of main shaft 5 is provided with belt wheel 4；Left end and the cam 2 of connecting shaft 13 are connected by self-aligning roller bearing, the right-hand member of connecting shaft 13 and rocking bar 3 top are by connecting heart roller bearing, rocking bar 3 bottom is connected by self-aligning roller bearing with the right-hand member of sliding axle 9, and the slideway of sliding axle 9 and side plate 1 is by connecting heart roller bearing；Sliding axle 9 and middle frame 10 connect, and the front end of middle frame 10 is adopted fixing coarse crushing and moved liner plate 8, and dynamic liner plate 11 in small, broken bits is fixed in the rear end of middle frame 10；Lower margin 14 is fixed on the bottom of side plate 1.
Above in conjunction with figure, detailed description of the invention of the present utility model is explained in detail, but this utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art are possessed, it is also possible on the premise of without departing from this utility model objective, various changes can be made.
Claims (2)
1. a cam-type double-cavity jaw crusher, it is characterised in that: by side plate (1), cam (2), rocking bar (3), belt wheel (4), main shaft (5), axial gripper shoe (6), liner plate (7) is determined in coarse crushing, liner plate (8) is moved in coarse crushing, sliding axle (9), middle frame (10), dynamic liner plate in small, broken bits (11), in small, broken bits determine liner plate (12), connecting shaft (13), lower margin (14) form；
Described side plate (1) and axial gripper shoe (6) are bolted composition casing, axially gripper shoe (6) includes that front axle is to gripper shoe and rear axial gripper shoe, take threaded fixing coarse crushing to determine liner plate (7) at front axle to gripper shoe, take threaded fixing in small, broken bits to determine liner plate (12) in rear axial gripper shoe；Main shaft (5) each side fills a taper roll bearing, the axle center part of bearing and main shaft (5) connect, in bearing outer rim and side plate (1), the ear mount hole of both sides connects, and is provided with cam (2) on the right side of main shaft (5), and the left side of main shaft (5) is provided with belt wheel (4)；Left end and the cam (2) of connecting shaft (13) are connected by self-aligning roller bearing, the right-hand member of connecting shaft (13) and rocking bar (3) top are by connecting heart roller bearing, rocking bar (3) bottom is connected by self-aligning roller bearing with the right-hand member of sliding axle (9), and the slideway of sliding axle (9) and side plate (1) is by connecting heart roller bearing；Sliding axle (9) and middle frame (10) connect, and the front end of middle frame (10) is fixed coarse crushing and moved liner plate (8), and dynamic liner plate (11) in small, broken bits is fixed in the rear end of middle frame (10)；Lower margin (14) is fixed on the bottom of side plate (1).
Cam-type double-cavity jaw crusher the most according to claim 1, it is characterised in that: liner plate (7) is determined in described coarse crushing and coarse crushing to move the broken space openings angle that liner plate (8) constitutes be 30 degree ~ 60 degree；In small, broken bits determine liner plate (12) and broken space openings angle that dynamic liner plate in small, broken bits (11) is constituted is 40 degree ~ 50 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620219243.9U CN205700692U (en) | 2016-03-22 | 2016-03-22 | A kind of cam-type double-cavity jaw crusher |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620219243.9U CN205700692U (en) | 2016-03-22 | 2016-03-22 | A kind of cam-type double-cavity jaw crusher |
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| CN205700692U true CN205700692U (en) | 2016-11-23 |
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| CN201620219243.9U Expired - Fee Related CN205700692U (en) | 2016-03-22 | 2016-03-22 | A kind of cam-type double-cavity jaw crusher |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142082A (en) * | 2019-05-31 | 2019-08-20 | 安徽理工大学 | A kind of coal mine crushing and screening device |
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2016
- 2016-03-22 CN CN201620219243.9U patent/CN205700692U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142082A (en) * | 2019-05-31 | 2019-08-20 | 安徽理工大学 | A kind of coal mine crushing and screening device |
| CN110142082B (en) * | 2019-05-31 | 2020-10-27 | 安徽理工大学 | Crushing and screening device for coal mine |
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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: 20161123 Termination date: 20180322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |