CN104646094B - A kind of jaw breaks machine - Google Patents
A kind of jaw breaks machine Download PDFInfo
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- CN104646094B CN104646094B CN201510085672.1A CN201510085672A CN104646094B CN 104646094 B CN104646094 B CN 104646094B CN 201510085672 A CN201510085672 A CN 201510085672A CN 104646094 B CN104646094 B CN 104646094B
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Abstract
The present invention relates to mining equiment field, particularly relate to a kind of jaw and break machine.A kind of jaw breaks machine, including frame, and drive train, dynamic jaw group, adjusting mechanism for discharging hole and the dynamic jaw tension buffer gear being arranged in frame；Described frame includes frame main body, and be arranged on frame main body interior forward end determine jaw frame, and be arranged on the bracket frame of frame main body Internal back end；Described dynamic jaw group is arranged in the frame main body determined between jaw frame and bracket frame, drive train is connected with dynamic jaw group transmission, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear are installed on bracket frame, the leading section of adjusting mechanism for discharging hole offsets with dynamic jaw group, and the leading section of dynamic jaw tension buffer gear is connected with dynamic jaw group；The dynamic jaw assembly and disassembly that this jaw breaks machine are convenient；Dynamic jaw tension buffer gear novel structure, tension and good buffer effect.
Description
Technical field
The present invention relates to mining equiment field, particularly relate to a kind of jaw and break machine.
Background technology
It is a kind of mining machinery for crushing building stones that jaw breaks machine, and its principle is to drive dynamic jaw group jaw to swing by drive train, moves jaw group and determines to be mutually twisted between jaw frame, two jaw movements of simulation animal, thus material is carried out crushing operation；During dynamic jaw group jaw swings, adjusting mechanism for discharging hole is for supporting dynamic jaw group and regulating dynamic jaw group and the discharging opening determined between jaw frame, and dynamic jaw tension buffer gear is used for straining dynamic jaw group and having buffering effect.But, existing jaw breaks machine and there are following 2 weak points: 1, and existing jaw breaks the dynamic jaw group on machine and includes dynamic gnathosoma, dynamic jaw shaft assembly and supporting shaft holder, and dynamic gnathosoma is erected on supporting shaft holder by dynamic jaw shaft assembly；But bearing and sealing ring in dynamic jaw shaft assembly are all to be set on eccentric shaft by interference after preheating, not only manufacturing procedure is complicated but also dismantle inconvenience, causes the regular maintenance trouble of dynamic jaw group.2, existing jaw breaks the dynamic jaw tension buffer gear of machine and all uses spring and spring pull bar, strains dynamic jaw group by the restoring force of spring；But, swing spring all can be made to produce deformation owing to jaw breaks the dynamic each jaw of jaw group of machine, and hunting frequency is higher, so that spring deformation is too fast, temperature is higher, heating spring is aging, impact tension and the effect of buffering.
Summary of the invention
In order to solve the problems referred to above, it is an object of the invention to provide a kind of jaw and break machine, the dynamic jaw assembly and disassembly that this jaw breaks machine are convenient；Dynamic jaw tension buffer gear novel structure, tension and good buffer effect.
In order to realize above-mentioned purpose, present invention employs following technical scheme:
A kind of jaw breaks machine, including frame, and drive train, dynamic jaw group, adjusting mechanism for discharging hole and the dynamic jaw tension buffer gear being arranged in frame；Described frame includes frame main body, and be arranged on frame main body interior forward end determine jaw frame, and be arranged on the bracket frame of frame main body Internal back end；Described dynamic jaw group is arranged in the frame main body determined between jaw frame and bracket frame, drive train is connected with dynamic jaw group transmission, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear are installed on bracket frame, the leading section of adjusting mechanism for discharging hole offsets with dynamic jaw group, and the leading section of dynamic jaw tension buffer gear is connected with dynamic jaw group；Described dynamic jaw group includes dynamic gnathosoma, and the dynamic jaw liner plate being arranged on dynamic gnathosoma, and is located in the dynamic jaw shaft assembly within dynamic gnathosoma, and for positioning the supporting shaft holder of dynamic jaw shaft assembly；Supporting shaft holder location and installation is in frame, and dynamic gnathosoma is erected on supporting shaft holder by dynamic jaw shaft assembly；Described dynamic jaw shaft assembly includes eccentric shaft, and is used for the inside self-aligning roller bearing of positioning eccentric shaft and outside self-aligning roller bearing；Described dynamic gnathosoma is provided with dynamic jaw axis hole, internal self-aligning roller bearing location and installation is in the dynamic jaw axis hole port of dynamic gnathosoma, the inner side of internal self-aligning roller bearing is provided with oil scraper ring, is provided with inner bearing end cap, is provided with inner seal ring between inner bearing end cap and eccentric shaft outside internal self-aligning roller bearing；Described outside self-aligning roller bearing passes through outer bearing end cap location and installation in supporting shaft holder, between outside self-aligning roller bearing and eccentric shaft, also interference is provided with withdrawal sleeve, the outer side surface of withdrawal sleeve is in the cylindrical surface matched with outside self-aligning roller bearing, and the interior sidewall surface of withdrawal sleeve is in the conical ring face matched with eccentric shaft；Being additionally provided with wheel side seal ring between described outer bearing end cap and withdrawal sleeve, wheel side seal ring is connected fixing with withdrawal sleeve end, and wheel side seal ring mates sealing with outer bearing end cap；
Described dynamic jaw tension buffer gear includes the turgor cylinder seat being arranged on bracket frame, and is arranged on the turgor cylinder on turgor cylinder seat；Described turgor cylinder seat includes cylinder rack and bearing block, and the upper end of bearing block is by hinge in cylinder rack, and bearing block inner position is provided with supporting bearing, and supporting bearing positioned internal is provided with bearing rotating shaft；The end of described turgor cylinder is fastened in bearing rotating shaft, and the output shaft of turgor cylinder is hinged in dynamic gnathosoma rearward end.
As preferably, the both ends of described eccentric shaft are separately installed with dynamic chin strap wheel and counter-weight flywheel.
As preferably, described withdrawal sleeve is by connecting portion and moves back the portion of unloading and integrally connects and composes, and the connecting portion lateral surface of withdrawal sleeve is provided with T-shaped external screw thread；The described ring body medial surface taking turns side seal ring is provided with T-shaped female thread, and withdrawal sleeve is threadeded with wheel side seal ring so that it is connect the most firm.
As preferably, the connecting portion end face of described withdrawal sleeve is provided with multiple withdrawal sleeve location semicircle orifice, and multiple withdrawal sleeves location semicircle orifice is arranged along the circumferential direction rule of connecting portion end face；It is provided with multiple sealing ring location semicircle orifice along ring body center rule on the ring bottom of wheel side seal ring；Described withdrawal sleeve location semicircle orifice mates composition positioning round orifice with sealing ring location semicircle orifice, is provided with alignment pin, i.e. reinforces the connection between withdrawal sleeve and wheel side seal ring by positioning round orifice and detent fit in positioning round orifice, prevents its circumference from loosening.
As preferably, described positioning round orifice at least three.
As preferably, moving back of described withdrawal sleeve offers outer oil sump, inner oil sump and strip groove in the portion of unloading, outer oil sump is to be circumferentially provided on along withdrawal sleeve to move back the non-close oil groove unloaded on portion's outer side surface, and inner oil sump is to be circumferentially provided on along withdrawal sleeve to move back the non-close oil groove unloaded in portion's interior sidewall surface；Described strip groove runs through inside and outside withdrawal sleeve sidewall, and the one end open of strip groove is opened on the end face moving back the portion of unloading, and strip groove is all not communicated with outer oil sump, inner oil sump；The connecting portion end face of described withdrawal sleeve is provided with inner oil sump import and outer oil sump import, and inner oil sump import is communicated by the passage of withdrawal sleeve interior with inner oil sump, and outer oil sump import is communicated by the passage of withdrawal sleeve interior with outer oil sump；During dismounting, need simultaneously toward oiling in inner oil sump import, outer oil sump import, hydraulic oil is infiltrated into the whole interior sidewall surface of withdrawal sleeve and whole outer side surface respectively by inner oil sump and outer oil sump, and promotes withdrawal sleeve the most outward, and final withdrawal sleeve exits under the effect by internal hydraulic pressure thrust outward；Under this structure, the permeability of hydraulic oil is strong, withdrawal sleeve move back unload effective.
As preferably, width in the middle part of outer oil sump and the degree of depth are all higher than width and the degree of depth at its both ends, and width in the middle part of inner oil sump and the degree of depth are all higher than width and the degree of depth at its both ends；Moving back when unloading, hydraulic oil is injected in the middle part of oil groove and (includes outer oil sump and inner oil sump), and gradually flows toward oil groove both ends, and narrow owing to both ends gradually become shallower as, hydraulic oil can flow out oil groove and permeate toward on the frock face of withdrawal sleeve, and such osmotic effect more preferably, moves back that to unload effect more preferable.
As preferably, described dynamic gnathosoma being fixedly connected with dynamic jaw liner plate also by dynamic jaw attachment structure, dynamic jaw attachment structure includes dynamic jaw liner plate voussoir, dynamic jaw bolt, dynamic jaw nut, spring base, plain washer and disk spring；Described dynamic jaw bolt is located on dynamic gnathosoma, and dynamic jaw bolt outer end is connected fixing with dynamic jaw liner plate voussoir, moves inclined-plane between jaw liner plate voussoir and dynamic jaw liner plate and offsets；The inner end of dynamic jaw bolt is arranged with spring base, plain washer and dynamic jaw nut the most successively, and disk spring is arranged in spring base, and the outer end of disk spring offsets with plain washer；I.e. move jaw liner plate to be flexibly connected by dynamic jaw attachment structure and be fixed on dynamic gnathosoma, when jaw stone-crushing works, dynamic occlusion between jaw liner plate with dynamic jaw liner plate crushes building stones, spring base, plain washer and disk spring in dynamic jaw attachment structure cooperates for the vibrations transmission reducing between dynamic jaw liner plate and dynamic gnathosoma, thus reducing the vibrations of dynamic jaw group, it is ensured that equipment is kept the safety in production.
As preferably, described dynamic jaw liner plate being additionally provided with dynamic jaw and compresses voussoir, the inner end that dynamic jaw compresses voussoir offsets with dynamic jaw liner plate inclined-plane, and the outer end that dynamic jaw compresses voussoir offsets with dynamic jaw liner plate voussoir inclined-plane；The positioning pressure of the dynamic jaw liner plate voussoir of voussoir dispersion is compressed, so that dynamic jaw liner plate connects more stable, firm by dynamic jaw.
As preferably, described dynamic jaw liner plate is two pieces, and two blocks of dynamic jaw liner plates are from top to bottom successively set on dynamic gnathosoma；The joint of two blocks of dynamic jaw liner plates connects fixing by same dynamic jaw attachment structure, the cross section of the dynamic jaw liner plate voussoir in dynamic jaw attachment structure is trapezoidal, the inclined-plane, bottom that jaw liner plate is moved in the upper end of dynamic jaw liner plate voussoir and upside offsets, and the inclined-plane, upper end that jaw liner plate is moved in the lower end of dynamic jaw liner plate voussoir and downside offsets；In actual use, if equipment type is excessive, needing two blocks of dynamic jaw liner plates to arrange up and down, the dynamic jaw attachment structure at middle part can position the dynamic jaw liner plate of upper and lower both sides simultaneously, thus decreases connection complexity.
The present invention uses technique scheme, this jaw breaks facility following 2 advantages: 1, it is provided with withdrawal sleeve between outside self-aligning roller bearing and eccentric shaft on dynamic jaw shaft assembly, connects outside self-aligning roller bearing and eccentric shaft by withdrawal sleeve supporting, and connect fast pulley side seal ring；During installation, withdrawal sleeve can be pressed into by frock hydraulic pressure；During dismounting, by creosoting process, withdrawal sleeve quickly can be exited；Thus the fast assembling-disassembling realizing outside self-aligning roller bearing, taking turns between side seal ring and eccentric shaft, i.e. move the fast assembling-disassembling of jaw group, it is simple to the regular maintenance of dynamic jaw group；2, this dynamic jaw group tension buffer gear uses drawing cylinder to replace traditional spring, and the output shaft of drawing cylinder is connected in dynamic jaw group, by the hydraulic pressure in drawing cylinder, dynamic jaw group is strained and is buffered, and structure is more stable, and tension and buffering effect are more preferable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation one of jaw group.
Fig. 3 is the A portion enlarged drawing of Fig. 2.
Fig. 4 is the structural representation of withdrawal sleeve.
Fig. 5 is the structural representation of wheel side seal ring.
Fig. 6 is the structural representation two of jaw group.
Fig. 7 is the schematic diagram of jaw attachment structure.
Fig. 8 is the partial enlarged drawing of the present invention.
Fig. 9 is the schematic diagram of jaw tension buffer gear.
Figure 10 is the A-A portion sectional view of Fig. 9.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the preferred embodiments of the invention are described in further detail.
A kind of jaw as shown in Fig. 1 ~ Figure 10 breaks machine, including frame, and drive train 4, dynamic jaw group 5, adjusting mechanism for discharging hole 6 and the dynamic jaw tension buffer gear 7 being arranged in frame；Described frame includes frame main body 1, and be arranged on frame main body 1 interior forward end determine jaw frame 2, and be arranged on the bracket frame 3 of frame main body 1 Internal back end；Described dynamic jaw group 5 is arranged in the frame main body 1 determined between jaw frame 2 and bracket frame 3, drive train 4 is connected with the transmission of dynamic jaw group 5, adjusting mechanism for discharging hole 6 and dynamic jaw tension buffer gear 7 are installed on bracket frame 3, the leading section of adjusting mechanism for discharging hole 6 offsets with dynamic jaw group 5, and the leading section of dynamic jaw tension buffer gear 7 is connected with dynamic jaw group 5.
Jaw breaks each parts of machine below paragraph detailed description:
Dynamic jaw group
Shown dynamic jaw group includes dynamic gnathosoma 52, and the dynamic jaw liner plate 53 being arranged on dynamic gnathosoma, and is located in the dynamic jaw shaft assembly within dynamic gnathosoma, and for positioning the supporting shaft holder 51 of dynamic jaw shaft assembly.Described dynamic jaw shaft assembly includes eccentric shaft 56, and is used for the inside self-aligning roller bearing 57 of positioning eccentric shaft 56 and outside self-aligning roller bearing 58, and the both ends of eccentric shaft 56 are respectively equipped with dynamic chin strap wheel 54 and counter-weight flywheel 55.Described dynamic gnathosoma 52 is provided with dynamic jaw axis hole 521, internal self-aligning roller bearing 57 location and installation is in dynamic jaw axis hole 521 port, the inner side of internal self-aligning roller bearing 57 is provided with oil scraper ring 572, it is provided with inner bearing end cap 571 outside internal self-aligning roller bearing 57, between inner bearing end cap 571 and eccentric shaft 56, is provided with inner seal ring 573.Described outside self-aligning roller bearing 58 passes through outer bearing end cap 581 location and installation in supporting shaft holder 51, between outside self-aligning roller bearing 58 and eccentric shaft 56, also interference is provided with withdrawal sleeve 59, the outer side surface of withdrawal sleeve 59 is in the cylindrical surface matched with outside self-aligning roller bearing 58, and the interior sidewall surface of withdrawal sleeve 59 is in the conical ring face matched with eccentric shaft 56；Being additionally provided with wheel side seal ring 50 between described outer bearing end cap 581 and withdrawal sleeve 59, wheel side seal ring 50 is connected fixing with withdrawal sleeve 59 end thread, and wheel side seal ring 50 mates sealing with outer bearing end cap 581.The dynamic jaw group of said structure when mounted, can be pressed into withdrawal sleeve by frock hydraulic pressure；During dismounting, by creosoting process, withdrawal sleeve quickly can be exited；Thus the fast assembling-disassembling realizing outside self-aligning roller bearing, taking turns between side seal ring and eccentric shaft, i.e. move the fast assembling-disassembling of jaw group, it is simple to the regular maintenance of dynamic jaw group.
Described withdrawal sleeve 59 is by connecting portion 59a and moves back the portion 59b of unloading and integrally connects and composes.The moving back to unload of withdrawal sleeve offers outer oil sump 591, inner oil sump 592 and strip groove 593 on portion 59b, outer oil sump 591 is to be circumferentially provided on along withdrawal sleeve to move back the non-close oil groove unloaded on portion's 59b outer side surface, and width in the middle part of outer oil sump 591 and the degree of depth are all higher than width and the degree of depth at its both ends；Inner oil sump 592 is to be circumferentially provided on along withdrawal sleeve to move back the non-close oil groove unloaded in portion's 59b interior sidewall surface, and width in the middle part of inner oil sump 592 and the degree of depth are all higher than width and the degree of depth at its both ends.Described strip groove 593 runs through inside and outside withdrawal sleeve sidewall, the one end open of strip groove 593 is opened in moves back on the end face unloading portion 59b, strip groove 593 is all not communicated with outer oil sump 591, inner oil sump 592, and the strip groove 593 on withdrawal sleeve is for coordinating self-aligning roller bearing with axle tensioner.
The connecting portion 59a lateral surface of described withdrawal sleeve is provided with T-shaped external screw thread, and the connecting portion 59a end face of withdrawal sleeve is provided with inner oil sump import 594, outer oil sump import 595 and multiple withdrawal sleeve location semicircle orifice 596；Inner oil sump import 594 is communicated by the passage of withdrawal sleeve interior with inner oil sump 592, and outer oil sump import 595 is communicated by the passage of withdrawal sleeve interior with outer oil sump 591；Multiple withdrawal sleeves location semicircle orifice 596 is arranged along the circumferential direction rule of connecting portion 59a end face.Move back when unloading, inner oil sump import 594 and outer oil sump import 595 are used for moving back injection hydraulic oil when unloading, hydraulic oil is injected in the middle part of oil groove and (includes outer oil sump 591 and inner oil sump 592), and gradually flow toward oil groove both ends, and narrow owing to both ends gradually become shallower as, hydraulic oil can flow out oil groove and permeate on the frock face of withdrawal sleeve, and promotes withdrawal sleeve the most outward, and final withdrawal sleeve exits under the effect by internal hydraulic pressure thrust outward.
Described side seal ring 50 of taking turns is divided into linking part 50a and sealing 50b, sealing 50b to be integrally attached on the outer side surface of linking part 50a, and sealing 50b is provided with sealing labyrinth groove 501；Sealing labyrinth groove 501 on sealing 50b constitutes multiple throttling seal groove, and during use, sealed medium produces throttle effect when by the gap in tortuous labyrinth and reaches sealing effectiveness.Offering T-shaped female thread 502 on the ring body medial surface of described linking part 50a, T-shaped female thread 502 is used for connecting fast pulley side seal ring 50；The ring body end face of linking part 50a is provided with multiple sealing ring location semicircle orifice 503, multiple sealing rings location semicircle orifice 503 is circumferentially arranged along the ring body end face of linking part 50a, and the opening of sealing ring location semicircle orifice 503 is opened on the ring body medial surface of linking part 50a.
During assembling, the T-shaped external screw thread on withdrawal sleeve 59 is mutually matched with the T-shaped female thread 502 on wheel side seal ring 50, threadeds；And withdrawal sleeve location semicircle orifice 596 mates composition positioning round orifice, positioning round orifice at least three with sealing ring location semicircle orifice 503, is provided with alignment pin in positioning round orifice, prevents circumference between the two from loosening by bearing pin.
Described dynamic jaw liner plate 53 is fastened on dynamic gnathosoma 52 by dynamic jaw attachment structure, and dynamic jaw attachment structure includes dynamic jaw liner plate voussoir 531, dynamic jaw bolt 532, dynamic jaw nut 533, rubber washer 534, spring base 535, plain washer 536 and disk spring 537.Described dynamic jaw bolt 532 is located on dynamic gnathosoma 52, and dynamic jaw bolt 532 outer end is connected fixing with dynamic jaw liner plate voussoir 531, moves inclined-plane between jaw liner plate voussoir 531 and dynamic jaw liner plate 53 and offsets；Additionally, be also provided with dynamic jaw on dynamic jaw liner plate 53 to compress voussoir 538, the inner end that dynamic jaw compresses voussoir 538 offsets with dynamic jaw liner plate 53 inclined-plane, and the outer end that dynamic jaw compresses voussoir 538 offsets with dynamic jaw liner plate voussoir 531 inclined-plane；The positioning pressure of the dynamic jaw liner plate voussoir 531 of voussoir 538 dispersion is compressed, so that dynamic jaw liner plate 53 connects more stable, firm by dynamic jaw.The inner end of described dynamic jaw bolt 532 is arranged with rubber washer 534, spring base 535, plain washer 536 and dynamic jaw nut 533 the most successively, disk spring 537 is arranged in spring base 535, the outer end of disk spring 537 offsets with plain washer 536, cooperated by spring base 535, plain washer 536 and disk spring 537 and transmit for the vibrations reducing between dynamic jaw liner plate 53 and dynamic gnathosoma 52, thus reducing the vibrations of dynamic jaw group, it is ensured that equipment is kept the safety in production.
During installation, the two ends up and down of dynamic jaw liner plate 53 are all fastened on dynamic gnathosoma 52 by dynamic jaw attachment structure；By the dynamic jaw liner plate 53 in location, two ends up and down of fixing dynamic jaw liner plate 53；And if equipment type is excessive, two blocks of dynamic jaw liner plates 53, two blocks of dynamic jaw liner plates 53 are needed from top to bottom to be successively set on dynamic gnathosoma 52；The joint of two blocks of dynamic jaw liner plates 53 connects fixing by same dynamic jaw attachment structure, the cross section of the dynamic jaw liner plate voussoir 531 in dynamic jaw attachment structure is trapezoidal, the inclined-plane, bottom that jaw liner plate 53 is moved in the upper end of dynamic jaw liner plate voussoir 531 and upside offsets, the inclined-plane, upper end that jaw liner plate 53 is moved in the lower end of dynamic jaw liner plate voussoir 531 and downside offsets, and this construction reduces connection complexity.
Dynamic jaw tension buffer gear
Described dynamic jaw tension buffer gear includes the drawing cylinder seat being arranged in frame, and the drawing cylinder 71 being arranged on drawing cylinder seat.Described drawing cylinder seat includes cylinder rack 72 and bearing block 73, and the upper end of bearing block 73 is by hinge in cylinder rack 72, and bearing block 73 inner position is provided with supporting bearing 74, and supporting bearing 74 positioned internal is provided with bearing rotating shaft 75；The end of drawing cylinder 71 is fastened in bearing rotating shaft 75, and the output shaft of drawing cylinder 71 is hinged in dynamic jaw group 5.
Above-mentioned dynamic jaw tension buffer gear is used for straining dynamic jaw group 5 lower end, the amplitude of fluctuation of limit brake jaw group 5, be possible to prevent dynamic jaw group 5 swing excessive with determine the collision of jaw frame, and dynamic jaw group 5 swung ambassador's bracket and dropped both of these case generation.And when equipment runs, drawing cylinder 71 can move along with the swing of dynamic jaw group 5, on the one hand the output shaft of drawing cylinder 71 can carry out little scope stretching, plays cushioning effect；On the other hand drawing cylinder 71 is due to the change of its outbound course, can be along its hinged place, end, and the bearing pin between bearing block 73 and cylinder rack 72 carries out oscillation adjustment, the output area of the structure beneficially expansion drawing cylinder 71 that secondary is hinged, is more beneficial for protecting drawing cylinder 71 high frequency wobbles and damaging.Additionally, without arranging supporting bearing 74 under this structure, the two ends abrasion of bearing rotating shaft 75 can be very serious, and its result may be shone into bearing rotating shaft 75 and be fractureed, or the temperature of shining into bearing rotating shaft 75 too high after pass to drawing cylinder 71, make oil temperature in oil cylinder raise thus damage oil cylinder；Then can reduce, by arranging supporting bearing 74, the abrasion that bearing rotating shaft 75 two ends are unnecessary, control the danger that abrasion brings heating and fractures.
Claims (10)
1. jaw breaks a machine, including frame, and drive train, dynamic jaw group, adjusting mechanism for discharging hole and the dynamic jaw tension buffer gear being arranged in frame；Described frame includes frame main body, and be arranged on frame main body interior forward end determine jaw frame, and be arranged on the bracket frame of frame main body Internal back end；Described dynamic jaw group is arranged in the frame main body determined between jaw frame and bracket frame, drive train is connected with dynamic jaw group transmission, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear are installed on bracket frame, the leading section of adjusting mechanism for discharging hole offsets with dynamic jaw group, and the leading section of dynamic jaw tension buffer gear is connected with dynamic jaw group；It is characterized in that: described dynamic jaw group includes dynamic gnathosoma, and the dynamic jaw liner plate being arranged on dynamic gnathosoma, and is located in the dynamic jaw shaft assembly within dynamic gnathosoma, and for positioning the supporting shaft holder of dynamic jaw shaft assembly；Supporting shaft holder location and installation is in frame, and dynamic gnathosoma is erected on supporting shaft holder by dynamic jaw shaft assembly；Described dynamic jaw shaft assembly includes eccentric shaft, and is used for the inside self-aligning roller bearing of positioning eccentric shaft and outside self-aligning roller bearing；Described dynamic gnathosoma is provided with dynamic jaw axis hole, internal self-aligning roller bearing location and installation is in the dynamic jaw axis hole port of dynamic gnathosoma, the inner side of internal self-aligning roller bearing is provided with oil scraper ring, is provided with inner bearing end cap, is provided with inner seal ring between inner bearing end cap and eccentric shaft outside internal self-aligning roller bearing；Described outside self-aligning roller bearing passes through outer bearing end cap location and installation in supporting shaft holder, between outside self-aligning roller bearing and eccentric shaft, also interference is provided with withdrawal sleeve, the outer side surface of withdrawal sleeve is in the cylindrical surface matched with outside self-aligning roller bearing, and the interior sidewall surface of withdrawal sleeve is in the conical ring face matched with eccentric shaft；Being additionally provided with wheel side seal ring between described outer bearing end cap and withdrawal sleeve, wheel side seal ring is connected fixing with withdrawal sleeve end, and wheel side seal ring mates sealing with outer bearing end cap；
Described dynamic jaw tension buffer gear includes the turgor cylinder seat being arranged on bracket frame, and is arranged on the turgor cylinder on turgor cylinder seat；Described turgor cylinder seat includes cylinder rack and bearing block, and the upper end of bearing block is by hinge in cylinder rack, and bearing block inner position is provided with supporting bearing, and supporting bearing positioned internal is provided with bearing rotating shaft；The end of described turgor cylinder is fastened in bearing rotating shaft, and the output shaft of turgor cylinder is hinged in dynamic gnathosoma rearward end.
A kind of jaw the most according to claim 1 breaks machine, it is characterised in that: the both ends of described eccentric shaft are separately installed with dynamic chin strap wheel and counter-weight flywheel.
A kind of jaw the most according to claim 1 breaks machine, it is characterised in that: described withdrawal sleeve is by connecting portion and moves back the portion of unloading and integrally connects and composes, and the connecting portion lateral surface of withdrawal sleeve is provided with T-shaped external screw thread；The described ring body medial surface taking turns side seal ring is provided with T-shaped female thread, and withdrawal sleeve is threadeded with wheel side seal ring.
A kind of jaw the most according to claim 3 breaks machine, it is characterised in that: the connecting portion end face of described withdrawal sleeve is provided with multiple withdrawal sleeve location semicircle orifice, and multiple withdrawal sleeves location semicircle orifice is arranged along the circumferential direction rule of connecting portion end face；It is provided with multiple sealing ring location semicircle orifice along ring body center rule on the ring bottom of wheel side seal ring；Described withdrawal sleeve location semicircle orifice mates composition positioning round orifice with sealing ring location semicircle orifice, is provided with alignment pin in positioning round orifice.
A kind of jaw the most according to claim 4 breaks machine, it is characterised in that: described positioning round orifice at least three.
A kind of jaw the most according to claim 3 breaks machine, it is characterized in that: moving back of described withdrawal sleeve offers outer oil sump, inner oil sump and strip groove in the portion of unloading, outer oil sump is to be circumferentially provided on along withdrawal sleeve to move back the non-close oil groove unloaded on portion's outer side surface, and inner oil sump is to be circumferentially provided on along withdrawal sleeve to move back the non-close oil groove unloaded in portion's interior sidewall surface；Described strip groove runs through inside and outside withdrawal sleeve sidewall, and the one end open of strip groove is opened on the end face moving back the portion of unloading, and strip groove is all not communicated with outer oil sump, inner oil sump；The connecting portion end face of described withdrawal sleeve is provided with inner oil sump import and outer oil sump import, and inner oil sump import is communicated by the passage of withdrawal sleeve interior with inner oil sump, and outer oil sump import is communicated by the passage of withdrawal sleeve interior with outer oil sump.
A kind of jaw the most according to claim 6 breaks machine, it is characterised in that: width in the middle part of outer oil sump and the degree of depth are all higher than width and the degree of depth at its both ends, and width in the middle part of inner oil sump and the degree of depth are all higher than width and the degree of depth at its both ends.
A kind of jaw the most according to claim 1 breaks machine, it is characterized in that: be fixedly connected with dynamic jaw liner plate also by dynamic jaw attachment structure on described dynamic gnathosoma, dynamic jaw attachment structure includes dynamic jaw liner plate voussoir, dynamic jaw bolt, dynamic jaw nut, spring base, plain washer and disk spring；Described dynamic jaw bolt is located on dynamic gnathosoma, and dynamic jaw bolt outer end is connected fixing with dynamic jaw liner plate voussoir, moves inclined-plane between jaw liner plate voussoir and dynamic jaw liner plate and offsets；The inner end of dynamic jaw bolt is arranged with spring base, plain washer and dynamic jaw nut the most successively, and disk spring is arranged in spring base, and the outer end of disk spring offsets with plain washer.
A kind of jaw the most according to claim 8 breaks machine, it is characterised in that: being additionally provided with dynamic jaw on described dynamic jaw liner plate and compress voussoir, the inner end that dynamic jaw compresses voussoir offsets with dynamic jaw liner plate inclined-plane, and the outer end that dynamic jaw compresses voussoir offsets with dynamic jaw liner plate voussoir inclined-plane.
A kind of jaw the most according to claim 7 breaks machine, it is characterised in that: described dynamic jaw liner plate is two pieces, and two blocks of dynamic jaw liner plates are from top to bottom successively set on dynamic gnathosoma；The joint of two blocks of dynamic jaw liner plates connects fixing by same dynamic jaw attachment structure, the cross section of the dynamic jaw liner plate voussoir in dynamic jaw attachment structure is trapezoidal, the inclined-plane, bottom that jaw liner plate is moved in the upper end of dynamic jaw liner plate voussoir and upside offsets, and the inclined-plane, upper end that jaw liner plate is moved in the lower end of dynamic jaw liner plate voussoir and downside offsets.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510085672.1A CN104646094B (en) | 2015-02-16 | 2015-02-16 | A kind of jaw breaks machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510085672.1A CN104646094B (en) | 2015-02-16 | 2015-02-16 | A kind of jaw breaks machine |
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| CN104646094A CN104646094A (en) | 2015-05-27 |
| CN104646094B true CN104646094B (en) | 2017-01-04 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106179570B (en) * | 2016-08-31 | 2018-10-09 | 徐工集团工程机械有限公司 | Jaw crusher |
| CN107350002A (en) * | 2017-06-15 | 2017-11-17 | 信丰县包钢新利稀土有限责任公司 | One kind is used for rare-earth mineral jaw crusher and its breaking method |
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| CN204583287U (en) * | 2015-02-16 | 2015-08-26 | 浙江浙矿重工股份有限公司 | A kind of jaw breaks machine |
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2015
- 2015-02-16 CN CN201510085672.1A patent/CN104646094B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101259443A (en) * | 2007-03-07 | 2008-09-10 | 上海建设路桥机械设备有限公司 | Heavy type hydraulic jaw crusher and operation method thereof |
| CN101829612A (en) * | 2010-04-13 | 2010-09-15 | 文山通用机械制造有限责任公司 | Jaw type vibration crusher |
| CN203018117U (en) * | 2012-12-15 | 2013-06-26 | 杭州山虎机械有限公司 | Balance wheel and eccentric shaft locking mechanism in jaw crusher |
| CN103008045A (en) * | 2013-01-18 | 2013-04-03 | 贵州成智重工科技有限公司 | Tie rod spring mechanism of jaw crusher |
| KR101443212B1 (en) * | 2014-02-05 | 2014-09-22 | 정태현 | Crusher jaw plate and movable jaw plate spacing of the numerical control |
| CN204583287U (en) * | 2015-02-16 | 2015-08-26 | 浙江浙矿重工股份有限公司 | A kind of jaw breaks machine |
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| CN104646094A (en) | 2015-05-27 |
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