CN104646094A - Jaw crusher - Google Patents
Jaw crusher Download PDFInfo
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- CN104646094A CN104646094A CN201510085672.1A CN201510085672A CN104646094A CN 104646094 A CN104646094 A CN 104646094A CN 201510085672 A CN201510085672 A CN 201510085672A CN 104646094 A CN104646094 A CN 104646094A
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- dynamic jaw
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Abstract
The invention relates to the field of mining equipment, and particularly relates to a jaw crusher. The jaw crusher comprises a rack, a driving unit, a moving jaw set, a discharge outlet adjusting mechanism and a moving jaw tensioning-buffer mechanism, wherein the driving unit, the moving jaw set, the discharge outlet adjusting mechanism and the moving jaw tensioning-buffer mechanism are arranged on the rack; the rack comprises a rack main body, a fixed jaw frame and a toggle plate frame, wherein the fixed jaw frame is arranged at the front end of the inside of the rack main body, and the toggle plate frame is arranged at the rear end of the inside of the rack main body; and the moving jaw set is arranged on the rack main body between the fixed jaw frame and the toggle plate frame, the driving unit is in transmission connection with the moving jaw set, the discharge outlet adjusting mechanism and the moving jaw tensioning-buffer mechanism are arranged on the toggle plate frame, the front end part of the discharge outlet adjusting mechanism props against the moving jaw set, and the front end part of the moving jaw tensioning-buffer mechanism is connected with the moving jaw set. The moving jaw set of the jaw crusher is installed and removed conveniently; and the moving jaw tensioning-buffer mechanism is novel in structure and good in tensioning and buffering effects.
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 broken building stones that jaw breaks machine, and its principle drives dynamic jaw group jaw to swing by drive train, moves jaw group and determine mutually to be engaged between jaw frame, two jaw movements of simulated animal, thus carry out crushing operation to material; In the process that dynamic jaw group jaw swings, adjusting mechanism for discharging hole is for supporting dynamic jaw group and the discharging opening regulating dynamic jaw group and determine between jaw frame, and dynamic jaw tension buffer gear is for straining dynamic jaw group and having buffering effect.But existing jaw breaks machine and there are following 2 weak points: 1, the existing jaw dynamic jaw group of breaking on machine comprises 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 the bearing in dynamic jaw shaft assembly and sealing ring are all be set on eccentric shaft by interference after preheating, not only manufacturing procedure is complicated but also dismounting inconvenience, causes the regular maintenance of dynamic jaw group to bother.2, the dynamic jaw tension buffer gear that existing jaw breaks machine all adopts spring and spring pull bar, strains dynamic jaw group by the restoring force of spring; But, swings spring all can be made to produce deformation because jaw breaks each jaw of the dynamic jaw group of machine, and hunting frequency is higher, thus make that spring deformation is too fast, temperature is higher, the effect of heating spring deteriorates, impact tension and buffering.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of jaw to 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 object, present invention employs following technical scheme:
A kind of jaw breaks machine, comprises frame, and is arranged on the drive train in frame, dynamic jaw group, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear; Described frame comprises 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 of determining between jaw frame and bracket frame, drive train is connected with the transmission of dynamic jaw group, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear are installed on bracket frame, leading section and the dynamic jaw group of adjusting mechanism for discharging hole offset, and the leading section of dynamic jaw tension buffer gear is connected with dynamic jaw group; Described dynamic jaw group comprises dynamic gnathosoma, and is arranged on the dynamic jaw liner plate on dynamic gnathosoma, and is located in the dynamic jaw shaft assembly of dynamic gnathosoma inside, and for locating 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 comprises eccentric shaft, and 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, inner self-aligning roller bearing location and installation is in the dynamic jaw axis hole port of dynamic gnathosoma, the inner side of inner 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 inner 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 the cylindrical surface matched with outside self-aligning roller bearing, and the interior sidewall surface of withdrawal sleeve is the conical ring face matched with eccentric shaft; Also be provided with between described outer bearing end cap and withdrawal sleeve and take turns side seal ring, wheel side seal ring and withdrawal sleeve end are connected and fixed, and take turns side seal ring and mate with outer bearing end cap and seal;
Described dynamic jaw tension buffer gear comprises the turgor cylinder seat be arranged on bracket frame, and is arranged on the turgor cylinder on turgor cylinder seat; Described turgor cylinder seat comprises 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 move back the portion of unloading and integrally connect and compose, and the connecting portion lateral surface of withdrawal sleeve is provided with T-shaped external screw thread; Described ring body medial surface of taking turns side seal ring is provided with T-shaped internal thread, and withdrawal sleeve is threaded with wheel side seal ring, makes it connect more firm.
As preferably, the connecting portion end face of described withdrawal sleeve is provided with multiple withdrawal sleeve location semicircle orifice, and multiple withdrawal sleeve location semicircle orifice is arranged along the circumferential direction rule of connecting portion end face; The ring bottom of wheel side seal ring is provided with multiple sealing ring location semicircle orifice along ring body center rule; Described withdrawal sleeve location semicircle orifice and sealing ring locates semicircle orifice and mates and form positioning round orifice, be provided with alignment pin, namely by the connection that positioning round orifice and detent fit are reinforced withdrawal sleeve and taken turns between side seal ring, prevent it circumferential loosening in positioning round orifice.
As preferably, described positioning round orifice has three at least.
As preferably, moving back in the portion of unloading of described withdrawal sleeve offers outer oil sump, inner oil sump and strip groove, outer oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload on portion's outer side surface, and inner oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload in portion's interior sidewall surface; Described strip groove runs through both sides inside and outside withdrawal sleeve sidewall, and the one end open of strip groove is opened in moves back on the end face in the portion of unloading, and strip groove does not all communicate 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 communicates with the passage of inner oil sump by withdrawal sleeve interior, and outer oil sump import communicates with the passage of outer oil sump by withdrawal sleeve interior; During dismounting, need simultaneously toward oiling in inner oil sump import, outer oil sump import, hydraulic oil infiltrates 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 outward gradually, and final withdrawal sleeve exits under being subject to the effect of internal hydraulic pressure thrust outward; Under this structure, the permeability of hydraulic oil is strong, withdrawal sleeve move back unload effective.
As preferably, the width in the middle part of outer oil sump and the degree of depth are all greater than width and the degree of depth at its both ends, and the width in the middle part of inner oil sump and the degree of depth are all greater than width and the degree of depth at its both ends; Move back when unloading, hydraulic oil is injected in the middle part of oil groove and (comprises outer oil sump and inner oil sump), and flows toward oil groove both ends gradually, and narrow because both ends shoal gradually, hydraulic oil can flow out oil groove and permeate on the frock face of withdrawal sleeve, and osmotic effect like this is better, moves back and unloads better effects if.
As preferably, described dynamic gnathosoma is also fixedly connected with dynamic jaw liner plate by dynamic jaw syndeton, dynamic jaw syndeton comprises 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 and dynamic jaw liner plate voussoir are connected and fixed, and 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 from the inside to the outside successively, and disk spring is arranged in spring base, and outer end and the plain washer of disk spring offset; Namely dynamic jaw liner plate is flexibly connected by dynamic jaw syndeton and is fixed on dynamic gnathosoma, when jaw stone-crushing works, move and be engaged broken building stones between jaw liner plate with dynamic jaw liner plate, spring base, plain washer and disk spring in dynamic jaw syndeton cooperatively interact for reducing the vibrations transmission between dynamic jaw liner plate and dynamic gnathosoma, thus reduce the vibrations of dynamic jaw group, ensure that device security is produced.
As preferably, described dynamic jaw liner plate is also provided with dynamic jaw and compresses voussoir, inner end and the dynamic jaw liner plate inclined-plane of dynamic jaw compression voussoir offset, and outer end and the dynamic jaw liner plate voussoir inclined-plane of dynamic jaw compression voussoir offset; By the positioning pressure of the dynamic jaw liner plate voussoir of dynamic jaw compression voussoir dispersion, thus it is more stable, firm that dynamic jaw liner plate is connected.
As preferably, described dynamic jaw liner plate is two pieces, and two blocks of dynamic jaw liner plates are successively set on dynamic gnathosoma from top to bottom; The joint of two blocks of dynamic jaw liner plates is connected and fixed by same dynamic jaw syndeton, the cross section of the dynamic jaw liner plate voussoir in dynamic jaw syndeton 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, need two blocks of dynamic jaw liner plates to arrange up and down, the dynamic jaw syndeton at middle part can locate the dynamic jaw liner plate of upper and lower both sides simultaneously, thus decreases connection complexity.
The present invention adopts technique scheme, this jaw breaks facility following 2 advantages: 1, be provided with withdrawal sleeve between outside self-aligning roller bearing on dynamic jaw shaft assembly and eccentric shaft, connect outside self-aligning roller bearing and eccentric shaft by withdrawal sleeve supporting, and be connected and fixed wheel side seal ring; During installation, by frock hydraulic pressure press-in withdrawal sleeve; During dismounting, by creosoting process, withdrawal sleeve is exited fast; Thus realize outside self-aligning roller bearing, fast assembling-disassembling between wheel side seal ring and eccentric shaft, namely the fast assembling-disassembling of dynamic jaw group, is convenient to the regular maintenance of dynamic jaw group; 2, this dynamic jaw group tension buffer gear adopts drawing cylinder to replace traditional spring, and the output shaft of drawing cylinder is connected in dynamic jaw group, and strained by the hydraulic pressure in drawing cylinder dynamic jaw group and cushion, structure is more stable, tension and buffering better effects if.
Accompanying drawing explanation
Fig. 1 is 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 syndeton.
Fig. 8 is 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 accompanying drawing, the preferred embodiments of the invention are described in further detail.
A kind of jaw as shown in Fig. 1 ~ Figure 10 breaks machine, comprises frame, and is arranged on the drive train 4 in frame, dynamic jaw group 5, adjusting mechanism for discharging hole 6 and dynamic jaw tension buffer gear 7; Described frame comprises 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 of determining 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, leading section and the dynamic jaw group 5 of adjusting mechanism for discharging hole 6 offset, and the leading section of dynamic jaw tension buffer gear 7 is connected with dynamic jaw group 5.
The each parts breaking machine to jaw below paragraph detailed description:
dynamic jaw group
Shown dynamic jaw group comprises dynamic gnathosoma 52, and is arranged on the dynamic jaw liner plate 53 on dynamic gnathosoma, and is located in the dynamic jaw shaft assembly of dynamic gnathosoma inside, and for locating the supporting shaft holder 51 of dynamic jaw shaft assembly.Described dynamic jaw shaft assembly comprises eccentric shaft 56, and for the inside self-aligning roller bearing 57 of positioning eccentric shaft 56 and outside self-aligning roller bearing 58, 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, inner self-aligning roller bearing 57 location and installation is in dynamic jaw axis hole 521 port, the inner side of inner self-aligning roller bearing 57 is provided with oil scraper ring 572, be provided with inner bearing end cap 571 outside inner self-aligning roller bearing 57, between inner bearing end cap 571 and eccentric shaft 56, be 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 the cylindrical surface matched with outside self-aligning roller bearing 58, and the interior sidewall surface of withdrawal sleeve 59 is the conical ring face matched with eccentric shaft 56; Also be provided with between described outer bearing end cap 581 and withdrawal sleeve 59 and take turns side seal ring 50, wheel side seal ring 50 is connected and fixed with withdrawal sleeve 59 end thread, and wheel side seal ring 50 mates with outer bearing end cap 581 and seals.The dynamic jaw group of said structure when mounted, is pressed into withdrawal sleeve by frock hydraulic pressure; During dismounting, by creosoting process, withdrawal sleeve is exited fast; Thus realize outside self-aligning roller bearing, fast assembling-disassembling between wheel side seal ring and eccentric shaft, namely the fast assembling-disassembling of dynamic jaw group, is convenient to the regular maintenance of dynamic jaw group.
Described withdrawal sleeve 59 is by connecting portion 59a and move back the portion 59b of unloading and integrally connect and compose.The moving back to unload on portion 59b of withdrawal sleeve offers outer oil sump 591, inner oil sump 592 and strip groove 593, outer oil sump 591 is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload on portion 59b outer side surface, and the width in the middle part of outer oil sump 591 and the degree of depth are all greater than width and the degree of depth at its both ends; Inner oil sump 592 is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload in portion 59b interior sidewall surface, and the width in the middle part of inner oil sump 592 and the degree of depth are all greater than width and the degree of depth at its both ends.Described strip groove 593 runs through both sides inside and outside withdrawal sleeve sidewall, the one end open of strip groove 593 is opened on the end face that moves back and unload portion 59b, strip groove 593 does not all communicate 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 communicates with the passage of inner oil sump 592 by withdrawal sleeve interior, and outer oil sump import 595 communicates with the passage of outer oil sump 591 by withdrawal sleeve interior; Multiple withdrawal sleeve location semicircle orifice 596 is arranged along the circumferential direction rule of connecting portion 59a end face.Move back when unloading, injection liquid force feed when inner oil sump import 594 and outer oil sump import 595 are unloaded for moving back, hydraulic oil is injected in the middle part of oil groove and (comprises outer oil sump 591 and inner oil sump 592), and flow toward oil groove both ends gradually, and narrow because both ends shoal gradually, hydraulic oil can flow out oil groove and permeate on the frock face of withdrawal sleeve, and promotes withdrawal sleeve outward gradually, and final withdrawal sleeve exits under being subject to the effect of internal hydraulic pressure thrust outward.
Described side seal ring 50 of taking turns is divided into linking part 50a and sealing 50b, and sealing 50b is integrally connected 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 forms multiple throttling seal groove, and during use, sealed medium produces throttle effect when the gap by tortuous labyrinth and reaches sealing effectiveness.The ring body medial surface of described linking part 50a offers T-shaped internal thread 502, and T-shaped internal thread 502 is for being connected and fixed wheel 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 ring location semicircle orifice 503 is circumferentially arranged along the ring body end face of linking part 50a, and the openend 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 mutually mates with the T-shaped internal thread 502 on wheel side seal ring 50, is threaded; And withdrawal sleeve location semicircle orifice 596 and sealing ring are located semicircle orifice 503 and are mated and form positioning round orifice, and positioning round orifice has three at least, is provided with alignment pin in positioning round orifice, prevents circumference between the two loosening by bearing pin.
Described dynamic jaw liner plate 53 is fastened on dynamic gnathosoma 52 by dynamic jaw syndeton, and dynamic jaw syndeton comprises 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 and dynamic jaw liner plate voussoir 531 are connected and fixed, and moves inclined-plane between jaw liner plate voussoir 531 and dynamic jaw liner plate 53 and offsets; In addition, move on jaw liner plate 53 and can also be provided with dynamic jaw compression voussoir 538, inner end and dynamic jaw liner plate 53 inclined-plane of dynamic jaw compression voussoir 538 offset, and outer end and dynamic jaw liner plate voussoir 531 inclined-plane of dynamic jaw compression voussoir 538 offset; Compressed the positioning pressure of the dynamic jaw liner plate voussoir 531 of voussoir 538 dispersion by dynamic jaw, thus it is more stable, firm that dynamic jaw liner plate 53 is connected.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 from the inside to the outside successively, disk spring 537 is arranged in spring base 535, outer end and the plain washer 536 of disk spring 537 offset, cooperatively interact for reducing the vibrations transmission between dynamic jaw liner plate 53 and dynamic gnathosoma 52 by spring base 535, plain washer 536 and disk spring 537, thus reduce the vibrations of dynamic jaw group, ensure that device security is produced.
During installation, the two ends up and down of dynamic jaw liner plate 53 are all fastened on dynamic gnathosoma 52 by dynamic jaw syndeton; 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 to be successively set on dynamic gnathosoma 52 from top to bottom; The joint of two blocks of dynamic jaw liner plates 53 is connected and fixed by same dynamic jaw syndeton, the cross section of the dynamic jaw liner plate voussoir 531 in dynamic jaw syndeton 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 comprises the drawing cylinder seat be arranged in frame, and is arranged on the drawing cylinder 71 on drawing cylinder seat.Described drawing cylinder seat comprises 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 for straining dynamic jaw group 5 lower end, the amplitude of fluctuation of limit brake jaw group 5, can anti-stop jaw group 5 swing excessive with determine jaw frame and collide, and dynamic jaw group 5 swung ambassador's bracket and to drop both of these case generation.And when equipment runs, drawing cylinder 71 can move along with the swing of dynamic jaw group 5, the output shaft of drawing cylinder 71 can stretch among a small circle on the one hand, plays cushioning effect; Drawing cylinder 71 is due to the change of its outbound course on the other hand, can along its hinged place, end, and the bearing pin between bearing block 73 and cylinder rack 72 carries out oscillation adjustment, the hinged structure of secondary is conducive to the output area expanding drawing cylinder 71, is more conducive to protection drawing cylinder 71 high frequency wobbles and damages.In addition, if do not arrange supporting bearing 74 under this structure, the two ends wearing and tearing of bearing rotating shaft 75 can be very serious, and its possibility of result can shine into bearing rotating shaft 75 and fracture, or the temperature of shining into bearing rotating shaft 75 too high after pass to drawing cylinder 71, to make in oil cylinder oil temperature raise thus damage oil cylinder; Then can reduce the unnecessary wearing and tearing in bearing rotating shaft 75 two ends by arranging supporting bearing 74, controlling wearing and tearing and bringing heating and the danger fractureed.
Claims (10)
1. jaw breaks a machine, comprises frame, and is arranged on the drive train in frame, dynamic jaw group, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear; Described frame comprises 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 of determining between jaw frame and bracket frame, drive train is connected with the transmission of dynamic jaw group, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear are installed on bracket frame, leading section and the dynamic jaw group of adjusting mechanism for discharging hole offset, 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 comprises dynamic gnathosoma, and be arranged on the dynamic jaw liner plate on dynamic gnathosoma, and be located in the dynamic jaw shaft assembly of dynamic gnathosoma inside, and for locating 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 comprises eccentric shaft, and 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, inner self-aligning roller bearing location and installation is in the dynamic jaw axis hole port of dynamic gnathosoma, the inner side of inner 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 inner 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 the cylindrical surface matched with outside self-aligning roller bearing, and the interior sidewall surface of withdrawal sleeve is the conical ring face matched with eccentric shaft; Also be provided with between described outer bearing end cap and withdrawal sleeve and take turns side seal ring, wheel side seal ring and withdrawal sleeve end are connected and fixed, and take turns side seal ring and mate with outer bearing end cap and seal;
Described dynamic jaw tension buffer gear comprises the turgor cylinder seat be arranged on bracket frame, and is arranged on the turgor cylinder on turgor cylinder seat; Described turgor cylinder seat comprises 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.
2. a kind of jaw according to claim 1 breaks machine, it is characterized in that: the both ends of described eccentric shaft are separately installed with dynamic chin strap wheel and counter-weight flywheel.
3. a kind of jaw according to claim 1 breaks machine, it is characterized in that: described withdrawal sleeve is by connecting portion and move back the portion of unloading and integrally connect and compose, and the connecting portion lateral surface of withdrawal sleeve is provided with T-shaped external screw thread; Described ring body medial surface of taking turns side seal ring is provided with T-shaped internal thread, and withdrawal sleeve is threaded with wheel side seal ring.
4. a kind of jaw according to claim 3 breaks machine, it is characterized in that: the connecting portion end face of described withdrawal sleeve is provided with multiple withdrawal sleeve location semicircle orifice, and multiple withdrawal sleeve location semicircle orifice is arranged along the circumferential direction rule of connecting portion end face; The ring bottom of wheel side seal ring is provided with multiple sealing ring location semicircle orifice along ring body center rule; Described withdrawal sleeve location semicircle orifice and sealing ring are located semicircle orifice and are mated and form positioning round orifice, are provided with alignment pin in positioning round orifice.
5. a kind of jaw according to claim 4 breaks machine, it is characterized in that: described positioning round orifice has three at least.
6. a kind of jaw according to claim 3 breaks machine, it is characterized in that: moving back in the portion of unloading of described withdrawal sleeve offers outer oil sump, inner oil sump and strip groove, outer oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload on portion's outer side surface, and inner oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload in portion's interior sidewall surface; Described strip groove runs through both sides inside and outside withdrawal sleeve sidewall, and the one end open of strip groove is opened in moves back on the end face in the portion of unloading, and strip groove does not all communicate 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 communicates with the passage of inner oil sump by withdrawal sleeve interior, and outer oil sump import communicates with the passage of outer oil sump by withdrawal sleeve interior.
7. a kind of jaw according to claim 6 breaks machine, it is characterized in that: the width in the middle part of outer oil sump and the degree of depth are all greater than width and the degree of depth at its both ends, and the width in the middle part of inner oil sump and the degree of depth are all greater than width and the degree of depth at its both ends.
8. a kind of jaw according to claim 1 breaks machine, it is characterized in that: described dynamic gnathosoma is also fixedly connected with dynamic jaw liner plate by dynamic jaw syndeton, dynamic jaw syndeton comprises 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 and dynamic jaw liner plate voussoir are connected and fixed, and 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 from the inside to the outside successively, and disk spring is arranged in spring base, and outer end and the plain washer of disk spring offset.
9. a kind of jaw according to claim 8 breaks machine, it is characterized in that: described dynamic jaw liner plate is also provided with dynamic jaw and compresses voussoir, inner end and the dynamic jaw liner plate inclined-plane of dynamic jaw compression voussoir offset, and outer end and the dynamic jaw liner plate voussoir inclined-plane of dynamic jaw compression voussoir offset.
10. a kind of jaw according to claim 7 breaks machine, it is characterized in that: described dynamic jaw liner plate is two pieces, and two blocks of dynamic jaw liner plates are successively set on dynamic gnathosoma from top to bottom; The joint of two blocks of dynamic jaw liner plates is connected and fixed by same dynamic jaw syndeton, the cross section of the dynamic jaw liner plate voussoir in dynamic jaw syndeton 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.
Priority Applications (1)
| 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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| 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 true CN104646094A (en) | 2015-05-27 |
| CN104646094B CN104646094B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510085672.1A Active CN104646094B (en) | 2015-02-16 | 2015-02-16 | A kind of jaw breaks machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106179570A (en) * | 2016-08-31 | 2016-12-07 | 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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Cited By (3)
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| CN106179570A (en) * | 2016-08-31 | 2016-12-07 | 徐工集团工程机械有限公司 | Jaw crusher |
| 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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| CN104646094B (en) | 2017-01-04 |
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