CN103949295B - A kind of disintegrating machine discharge outlet adjustment device and jaw crusher - Google Patents
A kind of disintegrating machine discharge outlet adjustment device and jaw crusher Download PDFInfo
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- CN103949295B CN103949295B CN201410168975.5A CN201410168975A CN103949295B CN 103949295 B CN103949295 B CN 103949295B CN 201410168975 A CN201410168975 A CN 201410168975A CN 103949295 B CN103949295 B CN 103949295B
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Abstract
The invention discloses a kind of disintegrating machine discharge outlet adjustment device and jaw crusher, the opposite side of bracket seat arranges chute, the bottom of the first slide block and the second slide block is stuck in chute, the screw rod traverse of bolt is arranged on the through hole on base plate, spring bottom plate and spring bearer plate, first adjusting nut and the second adjusting nut are separately positioned on the lower section of spring bottom plate and the top of spring bearer plate, the first spring housing on bolt and the two ends of the first spring withstand on respectively on spring bearer plate and spring bottom plate；First connecting rod and second connecting rod are arranged in a crossed manner, and the two ends of first connecting rod are hinged with the top of the first slide block and base plate respectively, and the two ends of second connecting rod are hinged with the top of the second slide block and spring bottom plate respectively.The adjusting apparatus of the present invention and jaw crusher; it is capable of the adjustment of jaw crusher discharge gate gap length, thus reaching to change the effect of product discharge granularity, it is possible to serve as overload protection by regulating initial tension of spring; hard material can be discharged, protect machine.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly relate to a kind of disintegrating machine discharge outlet adjustment device and jaw crusher.
Background technology
Disintegrating machine is a kind of equipment broken for completing material, for instance, jaw crusher.Jaw crusher is commonly called as jaw and breaks, and has another name called tiger mouth, dynamic jaw and two pieces of jaws of quiet jaw forms crusher chamber, simulates two jaw movements of animal and completes the disintegrating machine of material crushing operation.As shown in Figure 1, 2, jaw crusher is mainly made up of parts such as frame 1, dynamic jaw device 2, adjusting apparatus 3, take-up devices 4.During machine operation, under the drive of motor, eccentric shaft high speed rotating in dynamic jaw device, make jaw press desired trajectory reciprocating, thus the material entered in the crusher chamber being made up of fixed jaw, sewing jaw and limit backplate is crushed, and by the discharge gate of bottom, finished product materials is discharged.Along with the continuous abrasion of jaw plate of jaw crusher, nesting population size is also being continually changing, and product granularity is also thicker therewith, in order to ensure the requirement of product granularity, it is necessary to utilize the size adjusting discharge gate that adjusting apparatus is regular.Additionally, in order to obtain varigrained product, it is also desirable to adjust nesting population size.As shown in Figure 3,4, adjusting apparatus is divided into pad adjusting apparatus, wedge adjusting device.Pad adjusting apparatus includes: bolt 5, pad 6 and bracket seat 7.Pad adjusting apparatus utilizes bolt pushing tow bracket pad, middle by increasing and decreasing pad, reaches to regulate the size of discharge gate.Wedge adjusting device includes: hydraulic cylinder 8,13, inclined trough surface 9,10, frame 10 and bracket seat 11.Wedge adjusting device does relative motion by the voussoir of two vertical placements between bracket seat and frame, realizes the adjustment of disintegrating machine discharge gate.The shortcoming of existing pad adjusting apparatus is to reach to regulate purpose by increase, minimizing pad quantity, and picking and placeing of pad needs the equipment by other and instrument, wastes time and energy, and can not realize overload protection.The shortcoming of existing wedge adjusting device is to adopt adjustment of wedge, it is necessary to very big external force realizes the adjustment of discharge gate size, increases hydraulic test, increases cost.
Summary of the invention
In view of this, the technical problem that the invention solves the problems that is to provide a kind of disintegrating machine discharge outlet adjustment device, it is possible to relatively efficiently solve above-mentioned problem.
A kind of disintegrating machine discharge outlet adjustment device, including: bracket device, bracket seat, the first slide block, the second slide block, first connecting rod, second connecting rod, the first spring, base plate, spring bottom plate, spring bearer plate, bolt, the first adjusting nut and the second adjusting nut；The side of described bracket seat is fixing with described bracket device to be connected, the opposite side of described bracket seat arranges chute, the bottom of described first slide block and described second slide block is stuck in described chute, and, described first slide block and described second slide block can move freely along described chute, and described first slide block is positioned at the top of described second slide block；The screw rod of described bolt is through the through hole being arranged on described base plate, described spring bottom plate and described spring bearer plate, and the head of described bolt can stop that described base plate is from landing described bolt；Described spring bottom plate is arranged between described base plate and described spring bearer plate, and described first adjusting nut and described second adjusting nut are separately positioned on the lower section of described spring bottom plate and the top of described spring bearer plate, and are all connected with described bolt thread；Described first spring housing on described bolt and the two ends of described first spring withstand on respectively on described spring bearer plate and described spring bottom plate；Described first connecting rod and described second connecting rod are arranged in a crossed manner, and by bearing pin by hinged to described first connecting rod and described second connecting rod；The two ends of described first connecting rod are hinged with the top of described first slide block and described base plate respectively, and the two ends of described second connecting rod are hinged with the top of described second slide block and described spring bottom plate respectively.
According to one embodiment of present invention, further, described bracket device includes: 2 bracket baffle plates and bracket；Described 2 bracket baffle plates are fixing with the side of described bracket seat respectively to be connected, and described bracket is arranged between described 2 bracket baffle plates, and fixes with described 2 bracket baffle plates respectively and be connected.
According to one embodiment of present invention, further, described 2 bracket baffle plates weld with the side of described bracket seat respectively, and described bracket is threadeded with described 2 bracket baffle plates or snaps connection respectively.
According to one embodiment of present invention, further, the quantity of described base plate, described spring bottom plate and described spring bearer plate is all 1；The quantity of described first spring, described bolt, described first adjusting nut and described second adjusting nut is all 3；Wherein, the screw rod of 3 described bolts is each passed through 3 through holes being arranged on described base plate, described spring bottom plate and described spring bearer plate；3 described first springs are respectively fitted on 3 described bolts and the two ends of 3 described first springs withstand on described spring bearer plate and described spring bottom plate respectively, 3 described first adjusting nuts and 3 described second adjusting nuts are separately positioned on the lower section of described spring bottom plate and the top of described spring bearer plate, and are connected with 3 described bolt threads respectively.
According to one embodiment of present invention, further, the opposite side of described bracket seat arranges multiple chute being parallel to each other；Wherein, the bottom of described first slide block and described second slide block is stuck in different chutes.
According to one embodiment of present invention, further, described first slide block is arranged with described first connecting rod one_to_one corresponding, and described second slide block and described second connecting rod one_to_one corresponding are arranged；Wherein, the quantity of described first connecting rod is 3, and the quantity of described second connecting rod is 2；3 described first connecting rods and 2 described second connecting rods are for being crisscross arranged.
According to one embodiment of present invention, further, described first slide block is arranged with described first connecting rod one_to_one corresponding, and described second slide block and described second connecting rod one_to_one corresponding are arranged；Wherein, the quantity of described first connecting rod is identical with the quantity of described second connecting rod.
According to one embodiment of present invention, further, the quantity of described first connecting rod and described second connecting rod is all 3, and 3 described first connecting rods and 3 described second connecting rods are for being crisscross arranged.
According to one embodiment of present invention, further, the material of described bracket device, described bracket seat, described first slide block, described second slide block, described first connecting rod, described second connecting rod, described base plate, described spring bottom plate and described spring bearer plate is steel or aluminium alloy.
A kind of jaw crusher, including dynamic jaw device and hold down gag, it is characterised in that: also include disintegrating machine discharge outlet adjustment device as above, wherein, described bracket device is fixing with dynamic jaw device to be connected, and described base plate and described spring bottom plate are fixing with the inwall of described jaw crusher to be connected；Described hold down gag includes: the second spring and transverse axis；The two ends of described transverse axis are fixing with the inwall of described jaw crusher respectively to be connected, and described second spring housing is connected on described transverse axis, and one end of described second spring is fixed with the inwall of described jaw crusher and is connected, and the other end is fixing with described bracket seat to be connected.
The disintegrating machine discharge outlet adjustment device of the present invention and jaw crusher; it is capable of the adjustment of jaw crusher discharge gate gap length, thus reaching to change the effect of product discharge granularity, it is possible to serve as overload protection by regulating initial tension of spring; hard material can be discharged, protect machine.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the front view of disintegrating machine of the prior art；
Fig. 2 is the side view of disintegrating machine of the prior art；
Fig. 3 is the schematic diagram of pad adjusting apparatus of the prior art；
Fig. 4 is the schematic diagram of wedge adjusting device of the prior art；
Fig. 5 A-5D is the schematic diagram of an embodiment of the disintegrating machine discharge outlet adjustment device of the present invention；Wherein, Fig. 5 A is partition schematic diagram, and Fig. 5 B and Fig. 5 D is axonometric chart, and Fig. 5 C is front view；
Fig. 6 is the schematic diagram that an embodiment of the disintegrating machine discharge outlet adjustment device of the present invention is arranged in jaw crusher.
Detailed description of the invention
With reference to the accompanying drawings the present invention is described more fully, the exemplary embodiment of the present invention is wherein described.Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.Below in conjunction with figure and embodiment, technical scheme is carried out many-sided description.
Hereafter in order to describe conveniently, hereinafter alleged "left", "right", " on ", left and right, the upper and lower of D score and accompanying drawing itself is to consistent." front end ", " rear end " or " end " etc. are the left and right of accompanying drawing itself.In the present invention, " first ", " second " etc. are for being distinguished by describing, not other special implication.
As shown in Fig. 5 A to 5D, disintegrating machine discharge outlet adjustment device includes: bracket device, bracket seat the 23, first slide block the 24, second slide block 35, first connecting rod 26, second connecting rod the 36, first spring 32, base plate 29, spring bottom plate 31, spring bearer plate 33, bolt the 28, first adjusting nut 30 and the second adjusting nut 34.
The side of bracket seat 23 is fixing with bracket device to be connected, and the opposite side of bracket seat 23 arranges chute, and the bottom of the first slide block 24 and the second slide block 35 is stuck in chute, and the first slide block 24 and the second slide block 35 can move freely along chute.First slide block 24 is positioned at the top of the second slide block 35.The screw rod of bolt 28 is through the through hole being arranged on base plate 29, spring bottom plate 31 and spring bearer plate 31, and the head of bolt 28 can stop that base plate 29 is from landing bolt 29.
Spring bottom plate 31 is arranged between base plate 29 and spring bearer plate 33, and the first adjusting nut 30 and the second adjusting nut 34 are separately positioned on the lower section of spring bottom plate 31 and the top of spring bearer plate 33, and all threaded with bolt 28.First spring 32 overlaps on the bolts 28 and the two ends of the first spring 28 withstand on spring bearer plate 33 and spring bottom plate 31 respectively.
First connecting rod 26 and second connecting rod 36 are arranged in a crossed manner, first connecting rod 26 and all arrange pin-and-hole on second connecting rod 36, by bearing pin 27 by hinged to first connecting rod 26 and second connecting rod 36.The two ends of first connecting rod 26 are hinged with the top of the first slide block 24 and base plate 29 respectively, and the two ends of second connecting rod 36 are hinged with the top of the second slide block 35 and spring bottom plate 31 respectively.
According to one embodiment of present invention, bracket device includes: 2 bracket baffle plates 21 and bracket 22.2 bracket baffle plates 21 are fixing with the side of bracket seat 23 respectively to be connected, and bracket 22 is arranged between 2 bracket baffle plates 21, and fixes with 2 bracket baffle plates 21 respectively and be connected.
According to one embodiment of present invention, 2 bracket baffle plates 21 adopt modes such as welding, threaded respectively with the side of bracket seat 23, and bracket 22 adopts, with 2 bracket baffle plates 21, modes such as threadeding or snap connection respectively.
According to one embodiment of present invention, the quantity of base plate 29, spring bottom plate 31 and spring bearer plate 33 is all 1.The quantity of the first spring 32, bolt the 28, first adjusting nut 30 and the second adjusting nut 34 is all 3.The screw rod of 3 bolts 28 is each passed through 3 through holes being arranged on base plate 29, spring bottom plate 31 and spring bearer plate 33.3 the first springs 32 are respectively fitted on 3 bolts 28 and the two ends of 3 the first springs 32 withstand on spring bearer plate 33 and spring bottom plate 31 respectively, 3 the first adjusting nuts 30 and 3 the second adjusting nuts 34 are separately positioned on the lower section of spring bottom plate 31 and the top of spring bearer plate 32, and threaded with 3 bolts 28 respectively.
According to one embodiment of present invention, it is possible to the opposite side at bracket seat arranges multiple chute being parallel to each other.The bottom of the first slide block 24 and the second slide block 35 can be stuck in different chutes or in same chute.First slide block 24 is arranged with first connecting rod 26 one_to_one corresponding, and the second slide block 35 and second connecting rod 36 one_to_one corresponding are arranged.The quantity of first connecting rod 26 is identical or different with the quantity of second connecting rod 36.
Such as, the quantity of first connecting rod 26 is 3, and the quantity of second connecting rod 36 is 2, and 3 first connecting rods 26 and 2 second connecting rods 36 are for being crisscross arranged.Again such as, the quantity of first connecting rod 26 and second connecting rod 36 is all 3, and 3 first connecting rods 26 and 3 second connecting rods 36 are for being crisscross arranged.
According to one embodiment of present invention, the material of bracket device, bracket seat the 23, first slide block the 24, second slide block 35, first connecting rod 26, second connecting rod 36, base plate 29, spring bottom plate 31 and spring bearer plate 33 is steel or aluminium alloy etc..
According to one embodiment of present invention, bracket baffle plate 21 is welded on bracket seat 23, bracket 22 will be snapped between bracket baffle plate 21.First slide block 24 is put into the slide rail on bracket seat 23, and the one end with 25 the first slide blocks 24 of bearing pin, first connecting rod 24 is hinged；Centre bore with bearing pin 7 traverse first connecting rod 26 and second connecting rod 36；After bolt 28 traverse base plate 29, screw in the first adjusting nut 30, then sequentially pass through spring bottom plate the 31, first spring 32, spring bearer plate 33, screw in the second adjusting nut 34.
The disintegrating machine discharge outlet adjustment device of the present invention, it is achieved that the adjustment of disintegrating machine discharge gate size.By regulating the height of the first adjusting nut 30, thus it is possible to vary the angle intersected between first connecting rod 26 and second connecting rod 36, it is possible to promote moving forward and backward of bracket seat 23, thus reaching to change the purpose of nesting population size.Can pass through to regulate the second adjusting nut 34 and regulate the pretightning force of the first spring 32; serve as overload protection; serve as hard material when cannot crush; first connecting rod 26 and second connecting rod 36 rotate; driving spring bottom plate 31 upwardly, make the first spring 32 compress, discharge gate gap becomes big simultaneously; discharge hard material, protect machine.
When the first spring 32 is compressed to the limit, when still cannot crush eliminating material, bracket device can fracture, and protects machine.The devices such as the first spring can be replaced by hydraulic systems such as hydraulic cylinders, carry out overload protection.The disintegrating machine discharge outlet adjustment device of the present invention can not only be provided in jaw crusher, it is also possible to is arranged in other type of disintegrating machine.
As shown in Figure 6, jaw crusher includes dynamic jaw device 41 and hold down gag, also include disintegrating machine discharge outlet adjustment device as above, bracket device is fixing with dynamic jaw device 41 to be connected, such as, can be arranged between 2 bracket baffle plates 21 by one end of connecting rod 42, and fixing connection, the other end of connecting rod 42 and dynamic jaw device 41.
Base plate 29 and spring bottom plate 31 are fixing with the inwall of jaw crusher to be connected；Hold down gag includes: the second spring 44 and transverse axis 43.The two ends of transverse axis 43 are fixing with the inwall of jaw crusher respectively to be connected, and the second spring housing 44 is connected on transverse axis 43, and one end of the second spring 44 is fixed with the inwall of jaw crusher and is connected, and the other end is fixing with bracket seat 23 to be connected.
The disintegrating machine discharge outlet adjustment device of the present invention and jaw crusher, have the advantage that
1, connecting rod controlling angle bracket is utilized to move forward and backward, time saving and energy saving；
2, utilize spring assembly to realize overload protection, simple and convenient, protect machine.
The disintegrating machine discharge outlet adjustment device of the present invention and jaw crusher; bracket can be promoted to advance by change connecting rod corner or retreat; thus reaching to change the purpose of nesting population size; and overload protection can be served as by adjustment initial tension of spring; serve as hard material when cannot crush, spring-compressed, discharge gate gap becomes big; discharge hard material, protect machine.
Any technology scheme disclosed in the invention described above is unless otherwise stated, if it discloses numerical range, so disclosed numerical range is preferred numerical range, any it should be appreciated by those skilled in the art: preferred numerical range is only the numerical value that in many enforceable numerical value, technique effect is obvious or representative.Owing to numerical value is more, it is impossible to exhaustive, so the present invention just discloses component values to illustrate technical scheme, and, the above-mentioned numerical value enumerated should not constitute the restriction to the invention protection domain.
Simultaneously, if the invention described above discloses or relate to parts or the structural member of connection fastened to each other, so, unless otherwise stated, fixing connection is it is to be understood that connection (such as using bolt or screw to connect) can releasably be fixed, it can be appreciated that: non-removable fixing connection (such as riveted joint, welding), certainly, connection fastened to each other can also be integral type structure (such as use casting technique is integrally formed create) replaced (substantially cannot adopt except integrally formed technique).
It addition, term its implication unless otherwise stated for representing position relationship or shape applied in any technology scheme disclosed in the invention described above includes approximate with it, similar or close state or shape.Either component provided by the invention both can be assembled by multiple independent ingredients, it is also possible to the produced separate part of the technique that is one of the forming.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit；Although the present invention being described in detail with reference to preferred embodiment, those of ordinary skill in the field are it is understood that still can modify to the specific embodiment of the present invention or portion of techniques feature carries out equivalent replacement；Without deviating from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention is claimed.
Claims (10)
1. a disintegrating machine discharge outlet adjustment device, it is characterised in that including:
Bracket device, bracket seat, the first slide block, the second slide block, first connecting rod, second connecting rod, the first spring, base plate, spring bottom plate, spring bearer plate, bolt, the first adjusting nut and the second adjusting nut；
The side of described bracket seat is fixing with described bracket device to be connected, the opposite side of described bracket seat arranges chute, the bottom of described first slide block and described second slide block is stuck in described chute, and, described first slide block and described second slide block can move freely along described chute, and described first slide block is positioned at the top of described second slide block；The screw rod of described bolt is through the through hole being arranged on described base plate, described spring bottom plate and described spring bearer plate, and the head of described bolt can stop that described base plate is from landing described bolt；Described spring bottom plate is arranged between described base plate and described spring bearer plate, and described first adjusting nut and described second adjusting nut are separately positioned on the lower section of described spring bottom plate and the top of described spring bearer plate, and are all connected with described bolt thread；Described first spring housing on described bolt and the two ends of described first spring withstand on respectively on described spring bearer plate and described spring bottom plate；Described first connecting rod and described second connecting rod are arranged in a crossed manner, and by bearing pin by hinged to described first connecting rod and described second connecting rod；The two ends of described first connecting rod are hinged with the top of described first slide block and described base plate respectively, and the two ends of described second connecting rod are hinged with the top of described second slide block and described spring bottom plate respectively.
2. device as claimed in claim 1, it is characterised in that:
Described bracket device includes: 2 bracket baffle plates and bracket；
Described 2 bracket baffle plates are fixing with the side of described bracket seat respectively to be connected, and described bracket is arranged between described 2 bracket baffle plates, and fixes with described 2 bracket baffle plates respectively and be connected.
3. device as claimed in claim 2, it is characterised in that:
Described 2 bracket baffle plates weld with the side of described bracket seat respectively, and described bracket is threadeded with described 2 bracket baffle plates or snaps connection respectively.
4. device as claimed in claim 1, it is characterised in that:
The quantity of described base plate, described spring bottom plate and described spring bearer plate is all 1；The quantity of described first spring, described bolt, described first adjusting nut and described second adjusting nut is all 3；
Wherein, described base plate, described spring bottom plate and described spring bearer plate being provided with 3 through holes, the screw rod of each bolt both passes through the through hole being arranged on described base plate, described spring bottom plate and described spring bearer plate；3 described first springs are respectively fitted on 3 described bolts and the two ends of 3 described first springs withstand on described spring bearer plate and described spring bottom plate respectively, 3 described first adjusting nuts and 3 described second adjusting nuts are separately positioned on the lower section of described spring bottom plate and the top of described spring bearer plate, and are connected with 3 described bolt threads respectively.
5. device as claimed in claim 1, it is characterised in that:
The opposite side of described bracket seat arranges multiple chute being parallel to each other；
Wherein, the bottom of described first slide block and described second slide block is stuck in different chutes.
6. device as claimed in claim 1, it is characterised in that:
Described first slide block is arranged with described first connecting rod one_to_one corresponding, and described second slide block and described second connecting rod one_to_one corresponding are arranged；Wherein, the quantity of described first connecting rod is 3, and the quantity of described second connecting rod is 2；3 described first connecting rods and 2 described second connecting rods are for being crisscross arranged.
7. device as claimed in claim 1, it is characterised in that:
Described first slide block is arranged with described first connecting rod one_to_one corresponding, and described second slide block and described second connecting rod one_to_one corresponding are arranged；Wherein, the quantity of described first connecting rod is identical with the quantity of described second connecting rod.
8. device as claimed in claim 7, it is characterised in that it is characterized in that:
The quantity of described first connecting rod and described second connecting rod is all 3, and 3 described first connecting rods and 3 described second connecting rods are for being crisscross arranged.
9. device as claimed in claim 1, it is characterised in that:
The material of described bracket device, described bracket seat, described first slide block, described second slide block, described first connecting rod, described second connecting rod, described base plate, described spring bottom plate and described spring bearer plate is steel or aluminium alloy.
10. a jaw crusher, including dynamic jaw device and hold down gag, it is characterised in that:
Also including the disintegrating machine discharge outlet adjustment device as described in claim 1 to 9 any one, wherein, described bracket device is fixing with dynamic jaw device to be connected, and described base plate and described spring bottom plate are fixing with the inwall of described jaw crusher to be connected；Described hold down gag includes: the second spring and transverse axis；The two ends of described transverse axis are fixing with the inwall of described jaw crusher respectively to be connected, and described second spring housing is connected on described transverse axis, and one end of described second spring is fixed with the inwall of described jaw crusher and is connected, and the other end is fixing with described bracket seat to be connected.
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| CN201410168975.5A CN103949295B (en) | 2014-04-24 | 2014-04-24 | A kind of disintegrating machine discharge outlet adjustment device and jaw crusher |
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| CN201410168975.5A CN103949295B (en) | 2014-04-24 | 2014-04-24 | A kind of disintegrating machine discharge outlet adjustment device and jaw crusher |
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| CN103949295B true CN103949295B (en) | 2016-06-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106013295A (en) * | 2016-07-01 | 2016-10-12 | 徐州徐工挖掘机械有限公司 | Hydraulic compacting mechanism of excavator |
| CN108190396A (en) * | 2017-12-13 | 2018-06-22 | 兰州大学 | The particle emission device of controlled speed angle and variable grain size |
| CN113649102A (en) * | 2021-07-31 | 2021-11-16 | 北京瑞辉如景科技有限公司 | Building rubbish breaker |
| CN114130455B (en) * | 2021-11-19 | 2023-04-18 | 安徽理工大学 | Coal gangue crushing and screening integrated device and use method thereof |
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| GB2502610B (en) * | 2012-06-01 | 2019-07-10 | Terex Gb Ltd | Jaw crusher |
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| JPH11239734A (en) * | 1997-12-24 | 1999-09-07 | Recycle Kyodo Kumiai | Method for producing regenerated graded aggregate for upper layer roadbed material and jaw crusher device used in the method |
| JP2007253054A (en) * | 2006-03-23 | 2007-10-04 | Shin Caterpillar Mitsubishi Ltd | Jaw crusher |
| CN201127898Y (en) * | 2007-08-30 | 2008-10-08 | 李来龙 | Compound pendulum type jaw breaker |
| CN202238128U (en) * | 2011-09-06 | 2012-05-30 | 长沙开元仪器股份有限公司 | Jaw crusher and granularity adjusting and indicating device thereof |
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| CN103949295A (en) | 2014-07-30 |
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