CN204380754U

CN204380754U - A kind of hydraulic type spindle breaker

Info

Publication number: CN204380754U
Application number: CN201420867535.4U
Authority: CN
Inventors: 陈利华; 赵孟军; 李国强; 陈炳敏
Original assignee: Zhejiang Zhekuang Heavy Industry Co Ltd
Current assignee: Zhejiang Zhekuang Heavy Industry Co Ltd
Priority date: 2014-12-31
Filing date: 2014-12-31
Publication date: 2015-06-10
Anticipated expiration: 2024-12-31

Abstract

The utility model relates to mining equiment field, particularly relates to a kind of hydraulic type spindle breaker.A kind of hydraulic type spindle breaker, comprises support, and the drive motors be arranged on support and frame, and is arranged on transmission mechanism, eccentric stiffener, hydraulicefficiency elevation structure, mantle main shaft group and the bearing assembly in frame; Described drive motors drives eccentric stiffener by transmission mechanism, and the lower end location and installation of mantle main shaft group is in eccentric stiffener, and hydraulicefficiency elevation structure is in below mantle main shaft group, is connected between hydraulicefficiency elevation structure with mantle main shaft group by bearing assembly; This gyratory crusher intensity is high, good stability and easy for installation.

Description

A kind of hydraulic type spindle breaker

Technical field

The utility model relates to mining equiment field, particularly relates to a kind of hydraulic type spindle breaker.

Background technology

Gyratory crusher is a kind of mining machinery for broken building stones, and its critical piece comprises frame, and is arranged on transmission mechanism, eccentric stiffener, hydraulicefficiency elevation structure, mantle main shaft group and the bearing assembly in frame; Wherein, eccentric stiffener is connected with transmission mechanism transmission, and the lower end location and installation of mantle main shaft group is in eccentric stiffener, and eccentric stiffener drives mantle main shaft group swing campaign; Hydraulicefficiency elevation structure is in below the mantle main shaft group of gyratory crusher, in order to adjust the axial height of mantle main shaft group, changes crusher chamber size; Bearing assembly is arranged between hydraulicefficiency elevation structure and mantle main shaft group, both can axial support mantle main shaft, can not hinder again the circumferential swing of mantle main shaft.When equipment runs, building stones are by the charging aperture pan feeding above frame, and to be cooperatively interacted fragmentation by the cone of determining in mantle main shaft group and frame in crusher chamber, the building stones after fragmentation are by the discharging opening discharging of frame lower end.

But, existing gyratory crusher has some weak point following: 1, current gyratory crusher is only equipped with the gantry base for load-bearing, and the motor cabinet be not equipped with for installing drive motors, therefore bargh is when installing gyratory crusher, all can build a table top in its gantry base side, and be arranged on table top by drive motors, installation process is very inconvenient; 2, the charging aperture of existing frame and discharging opening are all less, cause the building stones flow of gyratory crusher little, affect the production efficiency of equipment; 3, the eccentric bushing stability in eccentric stiffener is not enough, be easy to axial dipole field, and the eccentric bush in eccentric bushing is rigidly connected with it, causes the wearing and tearing between eccentric bush and mantle main shaft group comparatively large, reduces the service life of equipment; 4, mantle main shaft group bonding strength is inadequate, and mantle liner plate easily loosens, and there is potential safety hazard; 5, the hydraulic oil seal poor effect in hydraulicefficiency elevation structure, and easily come off when equipment runs for the piston gland of positioning oil seal, there is potential safety hazard; 6, bearing assembly stability is not enough, and when mantle main shaft group swing excessive velocities, the easy centrifugal disengaging of middle thrust plate, exists accident potential.

Therefore, a gyratory crusher that can solve the problem is badly in need of.

Summary of the invention

In order to solve the problem, the purpose of this utility model is to provide a kind of hydraulic type spindle breaker, and this gyratory crusher intensity is high, good stability and easy for installation.

In order to realize above-mentioned object, the utility model have employed following technical scheme:

A kind of hydraulic type spindle breaker, comprises support, and the drive motors be arranged on support and frame, and is arranged on transmission mechanism, eccentric stiffener, hydraulicefficiency elevation structure, mantle main shaft group and the bearing assembly in frame; Described drive motors drives eccentric stiffener by transmission mechanism, and the lower end location and installation of mantle main shaft group is in eccentric stiffener, and hydraulicefficiency elevation structure is in below mantle main shaft group, is connected between hydraulicefficiency elevation structure with mantle main shaft group by bearing assembly;

Described support comprises motor cabinet and gantry base; Gantry base is provided with dovetail groove, and two connecting portions for connecting motor cabinet, and two connecting portions are in dovetail groove both sides respectively, and motor cabinet is fastened on one of them connecting portion of gantry base;

Described frame comprises lower framework and upper stand; Lower framework comprises lower framework urceolus, lower framework inner core, transmission tube and four shelving body dowels; Lower framework inner core is in the center of lower framework urceolus, and four shelving body dowel rules are arranged between lower framework urceolus and lower framework inner core, mutually vertical between two adjacent groups support body dowel, and is configured for the discharging opening of discharging; The inner end of described support body dowel is connected with the outer side surface one of lower framework inner core, and the outer end of support body dowel is connected with the interior sidewall surface one of lower framework urceolus; Transmission tube is integrally connected to the lower end of a wherein shelving body dowel, and the inner of transmission tube communicates with the inner side of lower framework inner core, and the outer end of transmission tube communicates with the outside of lower framework urceolus; Described lower framework is arranged in gantry base, and the outer end of transmission tube is in the dovetail groove of gantry base;

Described upper stand comprises the connector be arranged on lower framework, and is arranged on the body of feedstock above connector; Be provided with inside described connector and determine cone liner plate, body of feedstock comprises body of feedstock urceolus, and be in the main shaft footstock of body of feedstock urceolus center, and for connecting two frame arm of body of feedstock urceolus and main shaft footstock, the outer end of frame arm is connected with the interior sidewall surface one of body of feedstock urceolus, and the inner of frame arm is connected with the outer side surface one of main shaft footstock; Article two, frame arm is arranged in opposite directions along main shaft footstock, is configured for the charging aperture of pan feeding between two frame arm;

Described transmission mechanism is arranged in the transmission tube of lower framework, and eccentric stiffener is connected with transmission mechanism transmission; Eccentric stiffener comprises the bearing block be arranged in lower framework inner core, and is arranged on the eccentric bushing in bearing block, and is arranged on the eccentric bush in eccentric bushing; Bearing block inner top side is provided with location bearing, and bearing block inside lower end is provided with lower location bearing, is also provided with bearing spacer ring between upper location bearing and lower location bearing; Described eccentric bushing is is integrally connected and composed by bottom the positive heart, in the middle part of bias and eccentric top from bottom to up successively, the diameter of eccentric top outer wall, and the diameter of positive heart bottom outside wall is all less than the diameter of eccentric middle part outer side surface; Positive heart bottom inside wall is provided with step surface, the positive heart bottom inside through hole above step surface and eccentric inside middle portion through hole and eccentric inside top through hole measure-alike and coaxially arranging, and the interior side through hole above step surface forms bushing mounting holes; Bottom the positive heart of described eccentric bushing, location and installation is in lower location bearing, eccentric top location and installation is in upper location bearing, eccentric middle part location and installation is in bearing spacer ring, and eccentric bush is arranged in the bushing mounting holes of eccentric bushing, and the lower surface of eccentric bush is erected on step surface;

Described mantle main shaft group comprises main shaft, and is set in the movable cone outside main shaft, and coning sleeve is located at the mantle liner plate outside movable cone, and main shaft bottom location and installation is in eccentric bush, and main shaft upper end location and installation is in main shaft footstock; Mantle liner plate and surely bore between liner plate and form crusher chamber, charging aperture, crusher chamber and discharging opening communicate from top to bottom successively;

Described hydraulicefficiency elevation structure comprises hydraulic cylinder, and is arranged on the piston that also can move axially in hydraulic cylinder, and is fixed on the cylinder body bottom at hydraulic cylinder lower ending opening place; Described cylinder body bottom is provided with hydraulic oil channel, and the inner opening of hydraulic oil channel is on cylinder body bottom end face, and the outer end opening of hydraulic oil channel is on cylinder body bottom side; Guidance tape and O-ring seals is provided with between described piston and hydraulic cylinder upper end, be provided with between piston and hydraulic cylinder bottom that lower guidance tape and V-arrangement are folded to be sealed, upper guidance tape and lower guidance tape interference are arranged between hydraulic cylinder and piston, and the V-arrangement that V-arrangement folds envelope is opening down; The middle part of described piston is protruded downwards, and piston is arranged with the piston gland folding envelope for locating V-arrangement along its protuberance, be bolted between piston gland and piston, and the lower surface of piston gland is higher than the lower surface of piston protuberance;

Described bearing assembly comprises the upper thrust plate being fixed on mantle main shaft group bottom, and be fixed on lower thrust plate and the thrust plate locating piece of piston upper surface, and the middle thrust plate arranged between thrust plate and lower thrust plate, the lower surface of middle thrust plate and the upper surface of lower thrust plate offset, and the upper surface of middle thrust plate and the lower surface of upper thrust plate offset; Described upper thrust plate, middle thrust plate and lower thrust plate are annular, and thrust plate locating piece is in the central through hole of lower thrust plate, and the upper surface of thrust plate locating piece is higher than the upper surface of lower thrust plate; The central through hole of middle thrust plate is set in outside the upper end of thrust plate locating piece, and middle thrust plate can rotate along the upper end swing of thrust plate locating piece.

As preferably, described motor cabinet comprises motor cabinet main body, and is arranged on the motor slide rail in motor cabinet main body, and the electric machine spacing device for regulating motor to install station; Described motor slide rail comprises slide rail base plate and two blocks of slide rail side plates, the lower end of two blocks of slide rail side plates is integrally connected to the both sides of slide rail base plate respectively, form the sliding-rail groove arranged along motor slide rail length direction between slide rail base plate and two blocks of slide rail side plates, the orbital direction of sliding-rail groove is towards the dovetail groove in gantry base; Described electric machine spacing device comprises the limited block be slidably arranged on dovetail groove, and for propping up the cushion block at drive motors end angle place, and for connecting the caging bolt of limited block and cushion block, and for the alignment pin of fixing limited block, the upper end of limited block is the slip dop be erected on motor slide rail, and the bottom of limited block is grab; On described slide rail side plate, rule is provided with multiple slide rail positioning through hole, and the grab of limited block is connected on slide rail positioning through hole by alignment pin.

As preferably, the upper end of the support body dowel on described lower framework is provided with muscle backplate, is provided with transmission tube protective plate above transmission tube; Frame arm upper end in upper stand is provided with boom protective plate, and the interior sidewall surface of body of feedstock urceolus is also provided with abrasion-resistant lining plate, and the upper end of main shaft footstock is provided with top cover; Described top cover is is integrally connected and composed by flange in the bottom, midfoot support plate and top board from bottom to up successively, midfoot support plate encloses closed ring body, the midfoot support plate all inwardly bending that each bolt hole on flange in the bottom is other, the upper surface of top board is provided with top board flange upwards along its edge, the end face of top board flange is provided with wear-resisting layer.During gyratory crusher work, a large amount of building stones are entered by the charging aperture of upper stand, by the discharging opening discharging of lower framework after fragmentation; In the process, building stones can produce impact, wearing and tearing to frame, therefore on the critical piece of frame, are equipped with protective plate or wear strip, in order to avoid frame to be worn and torn by building stones, in the service life of lift carriage, ensure the safety in production of equipment.And, the midfoot support plate of top cover all curves inwardly along each bolt hole on flange in the bottom, do not hindering the intensity improving top cover in bolted situation wherein; The wear-resisting layer of top cover is used for preventing top board flange from wearing and tearing, and the top board end face between top board flange then can accumulate sandstone, earth in building stones, thus plays the effect of its body of protection, does not therefore need to arrange wear-resisting layer on its surface.

As preferably, outside the upper end of surely boring liner plate and be configured for filling epoxy resin between the interior sidewall surface of connector determine cone groove, the bottom of surely boring liner plate is connected with connector lower end by Ding Zhui bindiny mechanism; Described Ding Zhui bindiny mechanism comprises for connecting bolt, the nut of determining cone liner plate and connector, and for the disk spring of damping, spring fairlead and plain washer; Described screw bolt passes bores liner plate and connector surely, nut by spring fairlead and plain washer from outside to inside successively positioning sleeve be located on bolt; Disk spring is set on spring fairlead, and bottom and the plain washer of disk spring offset.This structure makes to determine cone liner plate upper end by epoxy resin and connector flexibly connects, and Ding Zhui bindiny mechanism makes to determine the bottom of cone liner plate and connector flexibly connects, and the disk spring in Ding Zhui bindiny mechanism has damping effect; Flexibly connected by upper and lower two ends, promote the shock strength of connector, extend its service life.

As preferably, closely offset between the lower end inside face of mantle liner plate and the lower end outside face of movable cone, the mantle groove of filling epoxy resin is configured between the upper end medial surface of mantle liner plate and the upper end lateral surface of movable cone, main shaft above movable cone has been threaded locking nut, locking nut axial location mantle liner plate.Mantle liner plate with adopt between movable cone that tapering is sheathed, epoxy resin pastes and locates three kinds of connected modes with locking nut and be connected, thus limit mantle liner plate by axial and circumferential respectively, mantle liner plate is connected firmly, good stability.

As preferably, the lower end of described movable cone is provided with dustproof groove, and the dust-proof draw-in groove communicated with it is established in the lower end of dustproof groove, and the movable cone of dust-proof draw-in groove lower end is also provided with dust ring baffle ring; Be provided with main shaft dust preventing component between described mantle main shaft group and eccentric stiffener, main shaft dust preventing component comprises the dust proof tube be fixed on bearing block, and is set in the dust ring in outside of dust proof tube; The upper end of dust proof tube is in the dustproof groove of movable cone, and dust ring is positioned in the dust-proof draw-in groove of movable cone by dust ring baffle ring.Under this structure, as mantle main shaft group moves axially, the inside of dust ring also can move axially along the outer side surface of dust proof tube; In the process, dust ring the inner offsets with dust proof tube all the time, and outer end is located by connecting with movable cone all the time, and dust cannot enter in eccentric stiffener in the process, ensures its dust-proof effect.

As preferably, the outer side surface of described frame is provided with middle part fuel feed hole, frame lower end is provided with oil return pipe, bearing block and dust proof tube all offers the middle part communicated successively and moistens oily passage, dust proof tube also offers and to moisten the first oil outlet and the second oil outlet that oily passage communicates with the middle part of its inside; Described middle part fuel feed hole moistens oily passage by oil pipe and middle part and communicates, and the first oil outlet and the second oil outlet are in above oil return pipe, and the first oil outlet is towards in eccentric bushing, and the second oil outlet is towards between eccentric bushing and bearing block.The middle part lubrication circuit of this gyratory crusher is for lubricating eccentric stiffener; During work, oil pump station outside equipment injects lubricating oil to middle part fuel feed hole, lubricating oil flows into the oily passage of middle part profit by oil pipe, sprayed by the first oil outlet on dust proof tube and the second oil outlet, the lubricating oil of the first oil outlet ejection is for lubricating the bearing in eccentric bushing, and the lubricating oil of the second oil outlet ejection is for lubricating the bearing between eccentric bushing and bearing block; Lubricating oil confluxes in frame lower end to after eccentric stiffener lubrication, and is back to oil pump station by oil return pipe, thus forms oil circuit, can to circulate sufficient lubrication to eccentric stiffener.

As preferably, described hydraulic cylinder, piston and thrust plate locating piece are provided with the bottom communicated successively and moisten oily passage, the sidewall of hydraulic cylinder is also provided with the bottom fuel feed hole moistening oily passage with the bottom of its inside and communicate, thrust plate locating piece is provided with the 3rd oil outlet moistening oily passage with the bottom of its inside and communicate, 3rd oil outlet is in above oil return pipe, and the 3rd oil outlet is towards bearing assembly.The bottom lubrication circuit of this gyratory crusher is for lubricating bearing assembly; During work, oil pump station lower portion fuel feed hole outside equipment injects lubricating oil, and lubricating oil moistens oily passage by bottom and finally to be sprayed by the 3rd oil outlet on thrust plate locating piece, and the lubricating oil of the 3rd oil outlet ejection is for lubricating bearing assembly; Lubricating oil confluxes in frame lower end to after bearing assembly lubrication, and is back to oil pump station by oil return pipe, thus forms oil circuit, can to circulate sufficient lubrication to bearing assembly.

As preferably, the both ends of the surface up and down of middle thrust plate are interior concaved circular cambered surface, and the lower surface of upper thrust plate and the upper surface of lower thrust plate are outer convex arc surface; The lower surface of middle thrust plate coordinates with the upper surface cambered surface of lower thrust plate and offsets, and the upper surface of middle thrust plate coordinates with the lower surface cambered surface of upper thrust plate and offsets.Thus middle thrust plate is positioned at wherein, prevent the centrifugal disengaging in high speed swing of middle thrust plate.

As preferably, the both ends of the surface up and down of described middle thrust plate are shiny surface, the lower surface of upper thrust plate and the upper surface of lower thrust plate all offer Circumferential oil groove and many radial oil grooves, and many radial oil grooves are centrally located rule and are arranged, and Circumferential oil groove all communicates with the radial oil groove of every bar; Upper thrust plate and lower thrust plate offer oil groove, adds the oil storage capacity of bearing assembly, strengthen lubricant effect, thus further reduce the resistance between thrust plate.

The utility model adopts technique scheme, and this gyratory crusher has some advantage following: 1, and gantry base is used for installation frame, and the transmission tube of lower framework is arranged on the dovetail groove in gantry base, is convenient to location and installation; Gantry base side is provided with motor cabinet, can according to concrete installation environment and requirement during use, and be fastened on by motor cabinet on one of them connecting portion, adaptability is good; 2, adopt four shelving body dowels to be that cross connects arrangement in lower framework, support body dowel is connected with one between lower framework urceolus, lower framework inner core; Adopt minimum support body dowel quantity to maintain the intensity of gyratory crusher lower framework, thus increase lower framework discharging opening size; Body of feedstock in upper stand adopts two frame arm to connect body of feedstock urceolus and main shaft footstock, thus increases the feed gap dimension of upper stand; Eventually through the charging aperture, the discharging opening size that expand gyratory crusher, increase the building stones flow of gyratory crusher, promote the crushing efficiency of gyratory crusher; 3, eccentric bushing is arranged in bearing block by upper location bearing and lower location bearing, not only axial restraint eccentric bushing, and the circumference also stablizing the upper and lower both sides of eccentric bushing is stressed; Eccentric bush is arranged in eccentric bushing, and eccentric bush lower end frame is located on step surface, and eccentric bush is connected with the Contact of eccentric bushing, non-rigid connection; Thus eccentric bush only can produce deflection and can not with eccentric bushing coaxial rotation, thus reduce the wearing and tearing between eccentric bush and mantle main shaft group, extend the service life of equipment; 4, mantle liner plate with adopt between movable cone that tapering is sheathed, epoxy resin pastes and locates three kinds of connected modes with locking nut and be connected, thus limit mantle liner plate by axial and circumferential respectively, mantle liner plate is connected firmly, good stability; 5, V-arrangement between piston and hydraulic cylinder folded envelope V-arrangement is opening down, and namely V-arrangement folds the V-arrangement opening of envelope towards hydraulic oil, under the effect of hydraulic oil V-arrangement opening can extended, open, thus make the interference of V-arrangement folded envelope be arranged between hydraulic cylinder and piston, better tightness; And the lower surface of piston gland lower surface higher than piston protuberance of envelope is folded for locating V-arrangement, piston gland can not connect with cylinder body bottom, under this structure, the bolt of fixed piston gland can not twist off due to deflection, be connected firmly between piston gland and piston, guarantee the hydraulicefficiency elevation structure sealing of gyratory crusher; 6, the thrust plate locating piece location and installation in bearing assembly is in the central through hole of lower thrust plate, and lower thrust plate increases radial stability by thrust plate locating piece; The central through hole of middle thrust plate is set in outside the upper end of thrust plate locating piece, and middle thrust plate limits its swing amplitude by thrust plate locating piece; During broken building stones, upper thrust plate rotates with the swing of mantle main shaft group, and thrust plate swing together in driving, middle thrust plate cannot centrifugally depart from swing process, ensure that the normal operation of equipment, lays a good foundation for equipment promotes swing speed further.

Accompanying drawing explanation

Fig. 1 is perspective view of the present utility model.

Fig. 2 is the structural representation of support.

Fig. 3 is the structural representation of motor cabinet.

Fig. 4 is the perspective view of lower framework.

Fig. 5 is the side sectional view of Fig. 4.

Fig. 6 is the internal view of gyratory crusher.

Fig. 7 is the A portion enlarged drawing of Fig. 6.

Fig. 8 is the B portion enlarged drawing of Fig. 6.

Fig. 9 is the C portion enlarged drawing of Fig. 6.

Figure 10 is the structural representation of transmission mechanism.

Figure 11 is the structural representation of mantle main shaft group.

Figure 12 is cap structure schematic diagram.

Figure 13 is the sectional view of eccentric bushing.

Figure 14 is the structural representation of upper thrust plate.

Detailed description of the invention

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.

A kind of hydraulic type spindle breaker as shown in Fig. 1 ~ Figure 14, comprise support, and the drive motors 11 be arranged on support and frame, and be arranged on transmission mechanism 6, eccentric stiffener 5, hydraulicefficiency elevation structure 7, mantle main shaft group 3 and the bearing assembly 4 in frame.Described drive motors 11 drives eccentric stiffener 5 by transmission mechanism 6, and the location and installation of mantle main shaft group 3 is in eccentric stiffener 5, and hydraulicefficiency elevation structure 7 is in below mantle main shaft group 3, is connected between hydraulicefficiency elevation structure 7 with mantle main shaft group 3 by bearing assembly 4.

Following content carries out segmentation detailed description to all parts of gyratory crusher:

support

Described support, comprises the motor cabinet for installing drive motors 11, and for the gantry base 16 of installation frame.

The motor cabinet main body 12 that motor cabinet comprises lower end and the two pieces of slide rail backing plates 13 be arranged in motor cabinet main body 12, and be arranged on two motor slide rails 14 on two pieces of slide rail backing plates 13; Be provided with motor cabinet supporting leg 121 below described motor cabinet main body 12, motor cabinet supporting leg 121 establishes the spring support of rubber spring in being, play the effect of bumper and absorbing shock.Described two pieces of slide rail backing plates 13 be parallel to each other be fixed on motor cabinet main body 12 upper surface on, slide rail backing plate 13 along its length on offer bar-shaped trough; Article two, motor slide rail 14 is set in parallel on the upper surface of two slide rail backing plates 13, motor slide rail 14 towards with slide rail backing plate 13 towards perpendicular.Motor slide rail 14 comprises slide rail base plate 141 and two blocks of slide rail side plates 142, and slide rail base plate 141 is provided with the bolt hole being used as to be connected with slide rail backing plate 13, and the equal rule in both sides, middle part of two blocks of slide rail side plates 142 is provided with multiple slide rail positioning through hole; The lower end of described two blocks of slide rail side plates 142 is integrally connected to the both sides of slide rail base plate 141 respectively, forms the sliding-rail groove 143 arranged along motor slide rail 14 length direction between slide rail base plate 141 and two blocks of slide rail side plates 142.Described every bar motor slide rail 14 arranges a pair electric machine spacing device all in opposite directions, forms motor between four electric machine spacing devices and station is installed; Electric machine spacing device comprises the limited block 151 be slidably arranged in sliding-rail groove 143, and for propping up the cushion block 152 at drive motors 11 end angle place, and for connecting the caging bolt 153 of limited block 151 and cushion block 152, and for the alignment pin 154 of fixing limited block 151; The upper end of limited block 151 is the slip dop 151a for being erected on two blocks of slide rail side plates 142, the lower end of limited block 151 is the grab 151b matched with slide rail positioning through hole, and alignment pin 154 is for being connected to the slide rail positioning through hole of its both sides by the grab 151b of limited block 151.During installation, motor slide rail 14 is fixed on slide rail backing plate 13 by bolt, nut, the bolt hole on screw bolt passes slide rail base plate 141, and the bar-shaped trough on slide rail backing plate 13, and motor slide rail 14 can regulate along bar-shaped trough direction; Drive motors 11 is vertically fixed in the sliding-rail groove 143 of motor slide rail 14 by bolt, nut, applies transverse pressure after electric machine spacing device slidable adjustment to drive motors 11, is limited in motor and installs in station.

The rectangular in cross-section ring body of described gantry base 16, four end angles of gantry base 16 are equipped with the base connecting plate 161 for being connected with frame, be provided with end angle below base connecting plate 161 and strengthen gusset 162, end angle is strengthened gusset 162 and is arranged in four end angles of gantry base 16 inner ring, is mainly used in the bonding strength strengthening gantry base 16 4 end angle.Four end lower ends, angle of described gantry base 16 are equipped with base supporting leg 163, establish the spring support of rubber spring, play the effect of bumper and absorbing shock in base supporting leg 163 is generally.Ring body one end of gantry base 16 is provided with dovetail groove 164, and the ring body lower surface below dovetail groove 164 is provided with the reinforcement platform 165 be connected as a single entity with it, and the lower surface strengthening platform 165 is not less than the lower surface of base supporting leg 163.The ring body side of described gantry base 16 is also provided with the connecting portion 166 being used as to be connected with motor cabinet, connecting portion 166 is preferably two, and be in dovetail groove 164 both sides respectively, during installation, one end of motor cabinet is bolted on the connecting portion 166 of gantry base 16, and and can require to select one of them connecting portion 166 according to concrete installation environment, adaptability is good; When motor cabinet and gantry base 16 are connected and fixed, when drive motors 11 is arranged on motor cabinet, need the output shaft of drive motors 11 to be arranged on dovetail groove 164 side.

frame

Frame comprises lower framework 21 and upper stand.

Described lower framework 21 comprises lower framework urceolus 211, and is arranged on the lower framework inner core 212 of lower framework urceolus 211 center, and for connecting four shelving body dowels 213 of lower framework urceolus 211 and lower framework inner core 212.The sidewall of described lower framework urceolus 211 offers peep hole, and the port, outer end of peep hole is provided with peep hole baffle plate; The lower end of lower framework urceolus 211 is provided with the connecting bottom board 211a for connection frame base, and the lateral profile of connecting bottom board 211a is rectangular, and the outer side surface of lower framework urceolus 211 and four of connecting bottom board 211a hold to be equipped with between angle and strengthen gusset 211b.Described lower framework inner core 212 is in the sleeve shaped that upper end diameter is large, lower end diameter is little, and the two ends up and down of lower framework inner core 212 communicate.Four shelving body dowel 213 rules are arranged between lower framework urceolus 211 and lower framework inner core 212, the inner end of support body dowel 213 is connected with the outer side surface one of lower framework inner core 212, and the outer end of support body dowel 213 is connected with the interior sidewall surface one of lower framework urceolus 211; Mutually vertical between two adjacent shelving body dowels 213, and be configured for the discharging opening 91 of discharging; During equipment work, a large amount of building stones are by discharging opening 91 discharging, and support body dowel 213 can be subject to building stones collision, wearing and tearing, thus needing to arrange muscle backplate 213a in the upper end of every shelving body dowel 213, being worn and torn for preventing support body dowel 213 by building stones.Wherein shelving body dowel 213 lower end of described lower framework 21 is also provided with the transmission tube 215 be connected with its one, and the inner of transmission tube 215 communicates with the inner side of lower framework inner core 212, and the outer end of transmission tube 215 communicates with the outside of lower framework urceolus 211; Be provided with transmission tube protective plate 215a above transmission tube 215, for preventing transmission tube 215 by building stones collision, wearing and tearing, the lower surface of transmission tube 215 is provided with Butterworth Hatch and door-plate thereof, inner for the cleaning transmission tube 215 when installing transmission mechanism; During installation, lower framework 21 is arranged in gantry base 16, and the outer end of transmission tube 215 is in the dovetail groove 164 of gantry base.

Described upper stand comprises the connector 22 being in downside and the body of feedstock 23 being in upside, on the lower surface Matching installation of connector 22 upper surface on lower framework urceolus 211, is provided with and determines cone liner plate 24 inside connector 22.The described liner plate 24 of cone is surely the hollow centrums matched with the interior sidewall surface of connector 22, the upper end medial surface of surely boring liner plate 24 is provided with buffering step, the effect of buffering step cushions building stones, surely boring the medial surface of liner plate 24 bottom is arc surface, and the effect of arc surface is in order to shape after making building stones fragmentation is more regular.Outside described upper end of surely boring liner plate 24 and be configured for filling epoxy resin between the interior sidewall surface of connector 22 determine cone groove 25, the bottom of surely boring liner plate 24 is connected with connector 22 lower end by Ding Zhui bindiny mechanism; Described Ding Zhui bindiny mechanism comprises bolt, nut and disk spring 261, spring fairlead 262 and plain washer 263, during installation, surely pasted fixing between cone liner plate 24 and connector 22 upper end by epoxy resin, epoxy resin is pasted for a kind of mode flexibly connected, and has the effect of anti-fastening cone liner plate circumferential deflection.Surely bore between liner plate 24 and connector 22 lower end and be connected and fixed by Ding Zhui bindiny mechanism, specifically bolt is successively by surely boring liner plate 24 and connector 22, spring fairlead 262 and plain washer 263 are fixed on bolt by nut from outside to inside successively, disk spring 261 is set on spring fairlead 262, and bottom and the plain washer 263 of disk spring 261 offset.When Ding Zhui bindiny mechanism then can reduce building stones fragmentation, surely bore the relative vibration between liner plate 24 and connector 22, thus strengthen connecting.

The lower surface Matching installation of described body of feedstock 23 is on the upper surface of connector 22, body of feedstock 23 comprises body of feedstock urceolus 231, and be in the main shaft footstock 232 of body of feedstock urceolus 231 center, and for connecting two frame arm 233 of body of feedstock urceolus 231 and main shaft footstock 232; Article two, frame arm 233 is arranged in opposite directions along main shaft footstock 232, and the inner of frame arm 233 is connected with the outer side surface one of main shaft footstock 232, and the outer end of frame arm 233 is connected with the interior sidewall surface one of body of feedstock urceolus 231.Described frame arm 233 upper end is provided with boom protective plate 234, and the inside of frame arm 233 is provided with frame arm groove 235, and the outer end opening of frame arm groove 235 is opened on the side of body of feedstock urceolus 231; Article two, the charging aperture 92 being configured for pan feeding between frame arm 233, feed hopper 27 is provided with above charging aperture 92, feed hopper 27 is cylindrical, and the lower surface of feed hopper 27 is fixed on the upper surface of body of feedstock urceolus 231, and the interior sidewall surface of body of feedstock urceolus 231 is also provided with abrasion-resistant lining plate 236.The upper end of described main shaft footstock 232 is provided with top cover 28 and closes, and top cover 28 is is integrally connected and composed by flange in the bottom 281, midfoot support plate 282 and top board 283 from bottom to up successively; Midfoot support plate 282 encloses closed ring body, the midfoot support plate 282 all inwardly bending that each bolt hole on flange in the bottom 281 is other; The upper surface of top board 283 is provided with top board flange 284 upwards along its edge, the end face of top board flange 284 is provided with the wear-resisting layer of a circle.When whole equipment runs, building stones to be broken enter frame by charging aperture 92, and building stones can impact body of feedstock urceolus 231, frame arm 233 and top cover 28 in the process of pan feeding, abrasion-resistant lining plate is used for preventing body of feedstock urceolus from being worn and torn by building stones, boom protective plate 234 weares and teares for preventing frame arm 233, and top cover is used for preventing main shaft footstock from wearing and tearing; By the anti-wear protection for body of feedstock all parts, promote the service life of body of feedstock, and ensure the safety in production of equipment.And, the midfoot support plate of top cover all curves inwardly along each bolt hole on flange in the bottom, do not hindering the intensity improving top cover in bolted situation wherein; The wear-resisting layer of top board flange 284 is used for preventing top board flange 284 from wearing and tearing, and top board 283 end face between top board flange 284 then can accumulate sandstone, earth in building stones, thus plays the effect of its body of protection, does not therefore need to arrange wear-resisting layer on its surface.

transmission mechanism

Described transmission mechanism 6 comprises driving axle box 61, and runs through the power transmission shaft 62 be arranged in driving axle box 61, and the drive pulley 63 be arranged on power transmission shaft 62 end and transmission cone tooth 64.The two ends of described driving axle box 61 are equipped with the drive bearing 65 for locating transmission axle 62, power transmission shaft 62 is located in drive bearing 65, power transmission shaft 62 outside drive bearing 65 is arranged with the transmission axle collar 66, the port of driving axle box 61 is fixed with the drive bearing end cap 67 for positioning transmission bearing 65, is provided with oil sealing 68 between drive bearing end cap 67 and the transmission axle collar 66.Described transmission cone tooth 64 is fixed on the inner end of power transmission shaft 62, and drive pulley 63 is fixed on the outer end of power transmission shaft 62, is fixed, improve its bonding strength between drive pulley 63 and power transmission shaft 62 by belt wheel tapered sleeve interference fit.

During installation, described driving axle box 61 is arranged in the transmission tube 215 of lower framework 21, the transmission cone tooth 64 of power transmission shaft 62 the inner is in the lower framework inner core 212 of lower framework 21, the drive pulley 63 of power transmission shaft 62 outer end is in outside lower framework 21, and drive pulley 63 passes through belt drive by drive motors.Driving axle box 61 outside lower framework 21 is provided with axle box medium pipeline 611, unloads oilhole 612 and gauge hatch, and axle box medium pipeline 611 runs through the upper end being arranged on driving axle box 61; Unload the lower end that oilhole 612 is opened in driving axle box 61, for being discharged by the failed lubricating oil of driving axle box 61 inside; Gauge hatch is opened in the side of driving axle box 61, and for measuring the inside oil level of driving axle box 61, the inside oil level of general driving axle box 61 can not exceed gauge hatch.During installation, axle box medium pipeline 611 is used for manually adding lubricating oil in driving axle box 61 as oil inlet pipe, only needs periodic replacement after the interior oiling of driving axle box 61; During routine use, axle box medium pipeline 611, as breather pipe, has the effect of external atmospheric pressure in heat radiation and balance driving axle box 61, needs to add air cleaner in its port, prevent the impurity in outside air from entering in driving axle box 61 during use.

eccentric stiffener

Described eccentric stiffener 5 comprises bearing block 51, eccentric bushing 52 and eccentric bush 53, bearing block 51 inner top side is provided with location bearing 54, the top of upper location bearing 54 is provided with top bearing cover 541 and positions, top bearing cover 541 is fixed on the upper end of eccentric bushing 52, is also provided with the eccentricity balance-weight block 59 for stable eccentric bushing 52 above top bearing cover 541; Bearing block 51 inside lower end is provided with lower location bearing 55, and the below of lower location bearing 55 is provided with end ring 551 and positions, and end ring 551 is fixed on the lower surface of bearing block 51; Bearing block 51 interior sidewall surface between upper location bearing 54 and lower location bearing 55 is provided with bearing spacer ring 56, upper location bearing 54 and lower location bearing 55 location is separated by bearing spacer ring 56.

Described eccentric bushing 52 by upper location bearing 54 and lower location bearing 55 location and installation in bearing block 51, specifically: eccentric bushing 52 from bottom to up successively by bottom the positive heart 521, eccentric middle part 522 and eccentric top 523 integrally connect and compose, bottom the positive heart, 521 are in lower location bearing 55, eccentric top 523 is in location bearing 54, and eccentric middle part 522 is in bearing spacer ring 56.The eccentric middle part 522 of described eccentric bushing 52 and the eccentric top 523 column annular all in width gradual change, the diameter of eccentric middle part 522 outer side surfaces is greater than the diameter of eccentric top 523 outer side surface; Bottom the positive heart of eccentric bushing 52,521 in annular, bottom the positive heart, the diameter of 521 outer side surfaces is less than the diameter of the outer side surface at eccentric middle part 522, bottom the positive heart, the interior sidewall surface of 521 is provided with step surface 521a, side through hole and the eccentric middle part interior side through hole of 522 and the interior side through hole at eccentric top 523 measure-alike and coaxially arranging in 521 bottom the positive heart above step surface 521a, and the interior side through hole above step surface 521a is configured for the bushing mounting holes 58 of setting-up eccentricity lining 53.Described eccentric bush 53 is arranged in bushing mounting holes 58, and the lower surface of eccentric bush is erected on step surface, and eccentric bush 53 is cylinder ring body, and main shaft lower end is positioned in eccentric bush by bearing.During installation, bearing block 51 is arranged in the lower framework inner core 212 of lower framework 21, the bottom of eccentric bushing 52 is fixed with eccentric bushing cone tooth 57, eccentric bushing cone tooth 57 is bored tooth 64 with the transmission on transmission mechanism and is meshed, transmission mechanism drives eccentric bushing 52 rotate and drive eccentric bush 53 and the mantle main shaft group 3 of its inside, and finally makes mantle main shaft group 3 do swing campaign.

mantle main shaft group

Described mantle main shaft group 3 comprises main shaft 31, movable cone 32 and mantle liner plate 33, and main shaft 31 lower end is arranged in eccentric bush 53 by self-aligning roller bearing 311, main shaft upper end by oscillating bearing or collar bush location and installation in main shaft footstock in 232; Under this structure, the two ends up and down of mantle main shaft group are all located, and eccentric stiffener only need drive mantle main shaft group, and need not prevent mantle main shaft group from toppling over, and the eccentric stiffener size therefore under this structure can reduce greatly, simplified apparatus structure, save equipment cost.When equipment runs, centered by the mantle main shaft group top of mantle main shaft group in main shaft footstock, be that track carries out swing rotation with eccentric stiffener, mantle main shaft group swing amplitude stabilization, is convenient to the granular size of building stones after controlled fragmentation.

The mid diameter of described main shaft 31 is greater than its two ends diameter, the taper type that movable cone 32 is large in the little lower end diameter of upper end diameter, and the axle center place of movable cone 32 is provided with spindle hole, and movable cone 32 is set in the outside in the middle part of main shaft 31.The lower surface of movable cone 32 is provided with dustproof groove 321 along the spindle hole in the middle part of it, and the dust-proof draw-in groove 322 communicated with it is established in the lower end of dustproof groove 321, and the movable cone 32 of dust-proof draw-in groove 322 lower end is also provided with dust ring baffle ring 323.Main shaft dust preventing component is provided with between described movable cone 32 and eccentric stiffener 5, main shaft dust preventing component comprises lower end and is fixed on dust proof tube 34 on eccentric stiffener 5, and the dust ring 35 be set in outside dust proof tube 34, wherein dust ring 35 is the torus be made up of wear resistant nylon, and toric ring body section radially direction tilts.During installation, the upper end of dust proof tube 34 is in dustproof groove 321, and dust ring 35 is in dust-proof draw-in groove 322, and dust ring 35 can be positioned in dust-proof draw-in groove 322 by dust ring baffle ring 323.Cross in iron process at gyratory crusher, mantle main shaft group moves axially, and the inside of dust ring moves axially along the outer side surface of dust proof tube; In the process, dust ring the inner offsets with dust proof tube all the time, and outer end is located by connecting with movable cone all the time, and dust cannot enter in eccentric stiffener in the process.Described dust proof tube 34 upper end open place is also provided with gear outermost layer of skin circle 36, gear outermost layer of skin circle 36 is between dust proof tube 34 upper end and movable cone 32, gear outermost layer of skin circle is dished out from the upper end open of dust proof tube for preventing the lubricating oil in eccentric stiffener, also has certain dust-proof effect simultaneously.

Mantle liner plate 33 is set in the outside of movable cone 32, closely offset between the lower end inside face of mantle liner plate 33 and the lower end outside face of movable cone 32, the mantle groove 37 of filling epoxy resin is configured between the upper end medial surface of mantle liner plate 33 and the upper end lateral surface of movable cone 32, main shaft above movable cone 32 has also been threaded locking nut 38, is provided with cut ring 39 between the upper surface of locking nut 38 and mantle liner plate 33; During installation, taper fit between mantle liner plate 33 and movable cone 32, restriction mantle liner plate 33 down slides; Filling epoxy resin in mantle groove 37 between mantle liner plate 33 and movable cone 32, the slip in restriction mantle liner plate 33 circumference; Locking nut 38 pushes down the upper surface of mantle liner plate 33 by cut ring 39, and restriction mantle liner plate 33 up slides; Above-mentioned three kinds of connections are adopted to make to be connected firmly between mantle liner plate 33 and movable cone 32, relative sliding can not be there is, and cut ring 39 can be cut off when mantle liner plate 33 changed by needs, back out locking nut 38, knocking mantle liner plate 33 makes it loosening with movable cone 32, takes off from main shaft 31 upper end.

Described mantle liner plate 33 and surely bore the crusher chamber 93 being configured for broken building stones between liner plate 24, the top of crusher chamber 93 communicates with charging aperture 92, and below communicates with discharging opening 91; The lower end outside face of mantle liner plate 33 with surely bore liner plate 24 lower end arc surface and match, and forming the minimum accent in crusher chamber 93 between both ends of the surface, is also the broken mouth for broken building stones; During work, building stones enter in crusher chamber 93 by the charging aperture 92 of upper stand, and building stones are by mantle liner plate 33 and surely bore swing attrition crushing between liner plate 24 in crusher chamber 93, and the building stones after fragmentation are by discharging opening 91 discharging of lower framework 21.

hydraulicefficiency elevation structure

Described hydraulicefficiency elevation structure 7 comprises hydraulic cylinder 71, and be located at hydraulic cylinder 71 and can slide up and down piston 72, and be fixed on the cylinder body bottom 73 at hydraulic cylinder 71 lower ending opening place, cylinder body bottom 73 is provided with hydraulic oil channel 731, the inner opening of hydraulic oil channel 731 is on cylinder body bottom 73 end face, and the outer end opening of hydraulic oil channel 731 is on cylinder body bottom 73 side.During use, hydraulic oil channel 731 connects hydraulic oil unit by oil pipe, hydraulic oil unit control piston 72 lower end hydraulic pressure oil level, thus impels piston 72 to move axially, and then changes the height of mantle main shaft group, adjustment crusher chamber size.In addition, be provided with the displacement transducer 74 for detecting piston 72 position at the inside center place of cylinder body bottom 73, displacement transducer 74 is connected with middle control computer, thus by the crusher chamber size of middle control conputer controlled gyratory crusher.

Be provided with guidance tape 75 and O-ring seals 76 from top to bottom successively between described piston 72 and hydraulic cylinder 71 upper end, upper guidance tape 75 and O-ring seals 76 are all located on hydraulic cylinder 71; Be provided with lower guidance tape 77 from top to bottom successively between piston 72 and hydraulic cylinder 71 bottom and V-arrangement folds envelope 78, the V-arrangement that V-arrangement folds envelope 78 is opening down.Described upper guidance tape 75 and the interference of lower guidance tape 77 are arranged between hydraulic cylinder 71 and piston 72, and upper guidance tape and lower guidance tape are used for the relative movement between guide piston and hydraulic cylinder, and can prevent piston from directly contacting with hydraulic cylinder, wearing and tearing; O-ring seals 76 is for preventing the lubricating oil outside hydraulicefficiency elevation structure dirty; V-arrangement folds envelope 78 for the gap between sealed hydraulic cylinder body 71 and piston 72 lower end, and V-arrangement is folded envelope and is used for preventing hydraulic oil seepage, maintains stability hydraulic; And the V-arrangement that V-arrangement folds envelope 78 is opening down, namely V-arrangement opening is towards hydraulic oil, under the effect of hydraulic oil V-arrangement opening can extended, open, thus make V-arrangement fold envelope 78 interference to be arranged between hydraulic cylinder 71 and piston 72, better tightness.

The middle part of described piston 72 lower end is protruded downwards, its protuberance 721 of piston 72 lower end edge is arranged with piston gland 79, piston gland 79 folds envelope 78 for the V-arrangement between positioning piston 72 and hydraulic cylinder 71, be bolted between piston gland 79 and piston 72, the lower surface of piston gland 79 is higher than the lower surface of protuberance 721; Namely, when the protuberance 721 of piston offsets with cylinder body bottom 73, there is space between piston gland 79 and cylinder body bottom 73, even if piston produces deflection due to vibrations, piston gland can not be subject to the frictional force hindering it to deflect; Therefore under this structure, the bolt of fixed piston gland generally can not be twisted off, and is connected firmly between piston gland and piston, thus guarantees the sealing of hydraulicefficiency elevation structure.

bearing assembly

Described bearing assembly 4 is arranged between hydraulicefficiency elevation structure 7 and mantle main shaft group 3, bearing assembly 4 comprises the upper thrust plate 41 being fixed on mantle main shaft group 3 bottom, and the lower thrust plate 42 be fixed on piston 72 upper surface and thrust plate locating piece 43, and the middle thrust plate 44 between thrust plate 41 and lower thrust plate 42 is set.Described mantle main shaft group 3 lower end is fixed with main shaft end cap 30, the middle part of main shaft end cap 30 is protruded downwards, upper thrust plate 41 is in annular, upper thrust plate 41 is bolted on main shaft end cap 30, the middle through-hole of upper thrust plate 41 is set in outside the middle part projection of main shaft end cap 30, the protuberance of this structure lower main axis end cap adds the radial stability of thrust plate, makes thrust plate swing more stable.Described lower thrust plate 42 and middle thrust plate 44 are all in annular, lower thrust plate 42 is bolted on piston 72 upper surface, thrust plate locating piece 43 is bolted on the piston 72 in lower thrust plate 42 central through hole, and lower thrust plate increases radial stability by thrust plate locating piece; The upper surface of thrust plate locating piece 43 is higher than the upper surface of lower thrust plate 42, the central through hole of middle thrust plate 44 is set in outside the upper end of thrust plate locating piece 43, middle thrust plate 44 can do swing campaign along the upper end of thrust plate locating piece 43, and middle thrust plate limits its swing amplitude by thrust plate locating piece; During broken building stones, upper thrust plate rotates with the swing of mantle main shaft group, and thrust plate swing together in driving, middle thrust plate can not due to the too fast and centrifugal disengaging of swing, ensure that the normal operation of equipment, lay a good foundation for equipment promotes swing speed further.

The both ends of the surface up and down of middle thrust plate 44 are interior concaved circular cambered surface, and namely, the thickness as outside of thrust plate 44 is greater than the inner thickness of middle push pedal; The lower surface of upper thrust plate 41 is the outer convex arc surface matched with the upper surface of middle push pedal, the upper surface of lower thrust plate 42 is the outer convex arc surface matched with the lower surface of middle push pedal, upper thrust plate 41, between middle thrust plate 44 and lower thrust plate 42 cambered surface coordinate form, thus middle thrust plate 44 is positioned at wherein, prevent the centrifugal disengaging in high speed swing of middle thrust plate 44.The both ends of the surface up and down of described middle thrust plate 44 are shiny surface, the lower surface of upper thrust plate 41 and the upper surface of lower thrust plate 42 all offer Circumferential oil groove 4a and many radial oil groove 4b, many radial oil groove 4b centrally locate rule and arrange, Circumferential oil groove 4a all communicates with each radial oil groove 4b, radial oil groove 4b and Circumferential oil groove 4a can make lubricating oil be evenly distributed at its end face, thrust plate 41, middle thrust plate 44 and lower thrust plate 42 contact surface each other in sufficient lubrication.

lubricant passage way

The inner of a frame arm 233 of described upper stand is also provided with top and moistens oily passage 81, the outer end that oily passage 81 is moistened at top communicates with the inner end of frame arm groove 235, the inner end that oily passage 81 is moistened at top communicates with the inner side of main shaft footstock 232, the top oil circuit that oily passage 81 is this equipment is moistened at top, for oscillating bearing or the collar bush of lubricating spindle 31 upper end, during use, supply lubrication butter as required.

The outer side surface of lower framework is provided with middle part fuel feed hole 82, and frame lower end is provided with oil return pipe 214; Bearing block and dust proof tube all offer the middle part communicated successively and moistens oily passage 83, middle part fuel feed hole 82 moistens oily passage 83 by oil pipe and middle part and communicates.Dust proof tube also offers the first oil outlet 84 and the second oil outlet 85 moistening oily passage 83 with the middle part of its inside and communicate; First oil outlet 84 and the second oil outlet 85 are in above oil return pipe 214; Described first oil outlet 84 is opened in the interior sidewall surface of dust proof tube, and the first oil outlet 84 is towards in eccentric bushing; Second oil outlet 85 is opened on the lower surface of dust proof tube, and the second oil outlet 85 is towards between eccentric bushing and bearing block.During equipment work, oil pump station outside equipment injects lubricating oil to middle part fuel feed hole 82, lubricating oil flows into the oily passage 83 of middle part profit by oil pipe, sprayed by the first oil outlet 84 on dust proof tube and the second oil outlet 85, the lubricating oil that first oil outlet 84 sprays is for lubricating the bearing in eccentric bushing, the lubricating oil that second oil outlet 85 sprays is for lubricating the bearing between eccentric bushing and bearing block, lubricating oil confluxes in frame lower end after lubricating parts, and be back to oil pump station by oil return pipe 214, thus form loop; Under this lubrication circuit, the bearing of eccentric stiffener 5 inside is lubricated fully.

Described hydraulic cylinder 71, piston 72 and thrust plate locating piece 43 are provided with the bottom communicated successively and moisten oily passage 86, the sidewall of hydraulic cylinder 71 is also provided with the bottom fuel feed hole 87 moistening oily passage 86 with the bottom of its inside and communicate, thrust plate locating piece 43 is provided with the 3rd oil outlet 88 moistening oily passage 86 with the bottom of its inside and communicate, 3rd oil outlet 88 is in above oil return pipe 214, and the 3rd oil outlet 88 is towards bearing assembly.During equipment work, oil pump station lower portion fuel feed hole 87 outside equipment injects lubricating oil, lubricating oil moistens oily passage 86 by bottom and finally to be sprayed by the 3rd oil outlet 88 on thrust plate locating piece 43, and the lubricating oil that the 3rd oil outlet 88 sprays is for lubricating bearing assembly; Lubricating oil confluxes in frame lower end after lubricating bearing assembly, and is back to oil pump station by oil return pipe 214; Under this lubrication circuit, bearing assembly is lubricated fully.Comprehensively above-mentioned two lubrication circuits, to eccentric stiffener 5 and bearing assembly 4 circulating lubricating, can effectively prevent the phenomenons such as main shaft locking.

In sum, this gyratory crusher has some advantage following: 1, and gantry base is used for installation frame, and the transmission tube of lower framework is arranged on the dovetail groove in gantry base, is convenient to location and installation; Gantry base side is provided with motor cabinet, can according to concrete installation environment and requirement during use, and be fastened on by motor cabinet on one of them connecting portion, adaptability is good; 2, adopt four shelving body dowels to be that cross connects arrangement in lower framework, support body dowel is connected with one between lower framework urceolus, lower framework inner core; Adopt minimum support body dowel quantity to maintain the intensity of gyratory crusher lower framework, thus increase lower framework discharging opening size; Body of feedstock in upper stand adopts two frame arm to connect body of feedstock urceolus and main shaft footstock, thus increases the feed gap dimension of upper stand; Eventually through the charging aperture, the discharging opening size that expand gyratory crusher, increase the building stones flow of gyratory crusher, promote the crushing efficiency of gyratory crusher; 3, eccentric bushing is arranged in bearing block by upper location bearing and lower location bearing, not only axial restraint eccentric bushing, and the circumference also stablizing the upper and lower both sides of eccentric bushing is stressed; Eccentric bush is arranged in eccentric bushing, and eccentric bush lower end frame is located on step surface, and eccentric bush is connected with the Contact of eccentric bushing, non-rigid connection; Thus eccentric bush only can produce deflection and can not with eccentric bushing coaxial rotation, thus reduce the wearing and tearing between eccentric bush and mantle main shaft group, extend the service life of equipment; 4, mantle liner plate with adopt between movable cone that tapering is sheathed, epoxy resin pastes and locates three kinds of connected modes with locking nut and be connected, thus limit mantle liner plate by axial and circumferential respectively, mantle liner plate is connected firmly, good stability; 5, V-arrangement between piston and hydraulic cylinder folded envelope V-arrangement is opening down, and namely V-arrangement folds the V-arrangement opening of envelope towards hydraulic oil, under the effect of hydraulic oil V-arrangement opening can extended, open, thus make the interference of V-arrangement folded envelope be arranged between hydraulic cylinder and piston, better tightness; And the lower surface of piston gland lower surface higher than piston protuberance of envelope is folded for locating V-arrangement, piston gland can not connect with cylinder body bottom, under this structure, the bolt of fixed piston gland can not twist off due to deflection, be connected firmly between piston gland and piston, guarantee the hydraulicefficiency elevation structure sealing of gyratory crusher; 6, the thrust plate locating piece location and installation in bearing assembly is in the central through hole of lower thrust plate, and lower thrust plate increases radial stability by thrust plate locating piece; The central through hole of middle thrust plate is set in outside the upper end of thrust plate locating piece, and middle thrust plate limits its swing amplitude by thrust plate locating piece; During broken building stones, upper thrust plate rotates with the swing of mantle main shaft group, and thrust plate swing together in driving, middle thrust plate cannot centrifugally depart from swing process, ensure that the normal operation of equipment, lays a good foundation for equipment promotes swing speed further.

Claims

1. a hydraulic type spindle breaker, comprises support, and the drive motors be arranged on support and frame, and is arranged on transmission mechanism, eccentric stiffener, hydraulicefficiency elevation structure, mantle main shaft group and the bearing assembly in frame; Described drive motors drives eccentric stiffener by transmission mechanism, and the lower end location and installation of mantle main shaft group is in eccentric stiffener, and hydraulicefficiency elevation structure is in below mantle main shaft group, is connected between hydraulicefficiency elevation structure with mantle main shaft group by bearing assembly; It is characterized in that:

2. a kind of hydraulic type spindle breaker according to claim 1, is characterized in that: described motor cabinet comprises motor cabinet main body, and is arranged on the motor slide rail in motor cabinet main body, and the electric machine spacing device for regulating motor to install station; Described motor slide rail comprises slide rail base plate and two blocks of slide rail side plates, the lower end of two blocks of slide rail side plates is integrally connected to the both sides of slide rail base plate respectively, form the sliding-rail groove arranged along motor slide rail length direction between slide rail base plate and two blocks of slide rail side plates, the orbital direction of sliding-rail groove is towards the dovetail groove in gantry base; Described electric machine spacing device comprises the limited block be slidably arranged on dovetail groove, and for propping up the cushion block at drive motors end angle place, and for connecting the caging bolt of limited block and cushion block, and for the alignment pin of fixing limited block, the upper end of limited block is the slip dop be erected on motor slide rail, and the bottom of limited block is grab; On described slide rail side plate, rule is provided with multiple slide rail positioning through hole, and the grab of limited block is connected on slide rail positioning through hole by alignment pin.

3. a kind of hydraulic type spindle breaker according to claim 1, is characterized in that: the upper end of the support body dowel on described lower framework is provided with muscle backplate, is provided with transmission tube protective plate above transmission tube; Frame arm upper end in upper stand is provided with boom protective plate, and the interior sidewall surface of body of feedstock urceolus is also provided with abrasion-resistant lining plate, and the upper end of main shaft footstock is provided with top cover; Described top cover is is integrally connected and composed by flange in the bottom, midfoot support plate and top board from bottom to up successively, midfoot support plate encloses closed ring body, the midfoot support plate all inwardly bending that each bolt hole on flange in the bottom is other, the upper surface of top board is provided with top board flange upwards along its edge, the end face of top board flange is provided with wear-resisting layer.

4. a kind of hydraulic type spindle breaker according to claim 1, it is characterized in that: outside the upper end of surely boring liner plate and be configured for filling epoxy resin between the interior sidewall surface of connector determine cone groove, the bottom of surely boring liner plate is connected with connector lower end by Ding Zhui bindiny mechanism; Described Ding Zhui bindiny mechanism comprises for connecting bolt, the nut of determining cone liner plate and connector, and for the disk spring of damping, spring fairlead and plain washer; Described screw bolt passes bores liner plate and connector surely, nut by spring fairlead and plain washer from outside to inside successively positioning sleeve be located on bolt; Disk spring is set on spring fairlead, and bottom and the plain washer of disk spring offset.

5. a kind of hydraulic type spindle breaker according to claim 1, it is characterized in that: closely offset between the lower end inside face of mantle liner plate and the lower end outside face of movable cone, the mantle groove of filling epoxy resin is configured between the upper end medial surface of mantle liner plate and the upper end lateral surface of movable cone, main shaft above movable cone has been threaded locking nut, locking nut axial location mantle liner plate.

6. a kind of hydraulic type spindle breaker according to claim 5, is characterized in that: the lower end of described movable cone is provided with dustproof groove, and the dust-proof draw-in groove communicated with it is established in the lower end of dustproof groove, and the movable cone of dust-proof draw-in groove lower end is also provided with dust ring baffle ring; Be provided with main shaft dust preventing component between described mantle main shaft group and eccentric stiffener, main shaft dust preventing component comprises the dust proof tube be fixed on bearing block, and is set in the dust ring in outside of dust proof tube; The upper end of dust proof tube is in the dustproof groove of movable cone, and dust ring is positioned in the dust-proof draw-in groove of movable cone by dust ring baffle ring.

7. a kind of hydraulic type spindle breaker according to claim 6, it is characterized in that: the outer side surface of described frame is provided with middle part fuel feed hole, frame lower end is provided with oil return pipe, bearing block and dust proof tube all offer the middle part communicated successively and moistens oily passage, dust proof tube also offers and to moisten the first oil outlet and the second oil outlet that oily passage communicates with the middle part of its inside; Described middle part fuel feed hole moistens oily passage by oil pipe and middle part and communicates, and the first oil outlet and the second oil outlet are in above oil return pipe, and the first oil outlet is towards in eccentric bushing, and the second oil outlet is towards between eccentric bushing and bearing block.

8. a kind of hydraulic type spindle breaker according to claim 7, it is characterized in that: described hydraulic cylinder, piston and thrust plate locating piece are provided with the bottom communicated successively and moisten oily passage, the sidewall of hydraulic cylinder is also provided with the bottom fuel feed hole moistening oily passage with the bottom of its inside and communicate, thrust plate locating piece is provided with the 3rd oil outlet moistening oily passage with the bottom of its inside and communicate, 3rd oil outlet is in above oil return pipe, and the 3rd oil outlet is towards bearing assembly.

9. a kind of hydraulic type spindle breaker according to claim 1, is characterized in that: the both ends of the surface up and down of middle thrust plate are interior concaved circular cambered surface, and the lower surface of upper thrust plate and the upper surface of lower thrust plate are outer convex arc surface; The lower surface of middle thrust plate coordinates with the upper surface cambered surface of lower thrust plate and offsets, and the upper surface of middle thrust plate coordinates with the lower surface cambered surface of upper thrust plate and offsets.

10. a kind of hydraulic type spindle breaker according to claim 9, it is characterized in that: the both ends of the surface up and down of described middle thrust plate are shiny surface, the lower surface of upper thrust plate and the upper surface of lower thrust plate all offer Circumferential oil groove and many radial oil grooves, many radial oil grooves are centrally located rule and are arranged, and Circumferential oil groove all communicates with the radial oil groove of every bar.