CN108273590B

CN108273590B - Two-section crushing cone crusher

Info

Publication number: CN108273590B
Application number: CN201810127864.8A
Authority: CN
Inventors: 刘淑贤; 王玲; 甘德清; 聂轶苗; 王森
Original assignee: North China University of Science and Technology
Current assignee: North China University of Science and Technology
Priority date: 2018-02-08
Filing date: 2018-02-08
Publication date: 2020-07-07
Anticipated expiration: 2038-02-08
Also published as: CN108273590A

Abstract

The invention discloses a two-section crushing cone crusher, which comprises a strip-shaped bearing base, wherein the upper surface of the strip-shaped bearing base is fixedly connected with a supporting frame, a crushing bearing box body is arranged in the supporting frame, and two sections of crushing mechanisms are arranged in the crushing bearing box body; beneficial effect, one kind is placed two cone crushing heads, is convenient for select whether to continue to carry out careful breakage after the first breakage, avoids making a round trip to change the trouble of breaker, improves production efficiency, makes to collect more convenient through holding the hopper, places wide-mouth feedstock channel and makes the more convenient device of feeding.

Description

Two-section crushing cone crusher

Technical Field

The invention relates to the field of crushing, in particular to a two-section crushing cone crusher.

Background

When the crusher works in time, the crushing head inside the crusher is driven to crush ores by continuously extruding and bending in the crushing cavity.

When excavating the ore, the volume ratio of ore is bigger for a bit, in order to facilitate the transportation and be convenient for the storage, need break into even fritter with some bold ore, use the breaker in the tradition, along with the development of science and technology, all use cone crusher now, traditional cone crusher gets into from the import usually, collect through a broken chamber, if want the ore of breakage into equidimension not, need choose the different traditional breaker of not equidimension crushing head for use, constantly change the trouble that the breaker is more, also comparative waste time, consequently, in order to solve these problems, also be convenient for satisfy people's demand more, it is very necessary to design a two sections broken breakers.

Disclosure of Invention

In order to solve the above problems, the present invention adopts the following technical solutions. The utility model provides a two sections broken cone crushers, bears the base including the bar, the bar bears the fixed surface of base upper surface and connects braced frame, establish broken bearing box in the braced frame, be equipped with two sections broken mechanisms in the broken bearing box, two sections broken mechanisms by the feed inlet of opening at broken bearing box upper surface, open No. one opening in broken bearing box side surface center department, fixed connection in broken bearing box side surface center department and be located a set of arc backup pad of opening both sides, a set of strengthening rib of fixed connection between every arc backup pad lower surface and the internal side surface of broken bearing box, inlay the bar slide rail that inlays dress in every arc backup pad upper surface edge and correspond with an opening, set up the automatically controlled locomotive on every bar slide rail, the bearing frame of fixed connection at every automatically controlled locomotive upper surface, the bearing frame of fixed connection at every automatically controlled locomotive, A bearing box which is arranged on the upper surface of a group of bearing frames and is matched with the first opening, an arc-shaped sealing block which is fixedly connected with the outer surface of the bearing box and is lapped with the outer side of the crushing bearing box body, a group of bearing frames which are fixedly connected with two ends of the upper surface of the supporting frame and are positioned on the upper side and the lower side of the first opening, a driving box body which is arranged on the upper surface of each bearing frame, a conical crushing head which is arranged at the upper end and the lower end in the crushing bearing box body and is connected with the driving end of the corresponding driving box body, a discharge outlet which is arranged on the lower surface of the crushing bearing box body, a bearing screen which is arranged in the crushing bearing box body and is positioned between the conical crushing head at the lower end and the discharge outlet, the diameter of the conical crushing head which is arranged at the lower end in the crushing bearing box body and is connected with the driving end of, the outer side surface of the crushing bearing box body is embedded with a controller, and the controller is electrically connected with the driving box body and the electric control locomotive in the two sections of crushing mechanisms through leads respectively.

Preferably, every circular recess all processes on the broken head end face of circular cone, every hydraulic pressure pushing rod, every equal fixed connection and the lapped shock attenuation frame in hydraulic pressure catch bar side surface in the circular recess, every all suit and the broken head of the broken head assorted cone of cone on the hydraulic pressure catch bar end surface, every equal suit and the lapped ring stereoplasm circle of the corresponding circular recess of the broken head side surface of cone.

Preferably, including the rotatory end for a horizontally rotating electrical machines in the driving box, the suit rotates the belt pulley on a rotating electrical machines rotation end, inlay the rotation pole that is adorned in the driving box and is connected with the broken head of the circular cone that corresponds, set up the bowl dress bearing of rotating the junction of pole one end and the broken head of the circular cone that corresponds, set up the rotation base of rotating the junction of pole and the corresponding driving box, the suit rotates the pole on and with rotate the driven pulley that the belt pulley is connected and constitute jointly.

Preferably, a wide-mouth feeding channel is embedded in the feeding port, and the upper surface of the wide-mouth feeding channel is fixedly connected with two groups of strip-shaped bearing frames.

Preferably, a group of strip-shaped bulges which are in lap joint with one end of the lower surface of the bearing box are fixedly connected in the crushing bearing box body, and an anti-skid layer is sleeved on one end face of each strip-shaped bulge.

Preferably, the edge of the upper surface of the bearing screen is fixedly connected with a plurality of arc-shaped bulges lapped with the inner surface of the crushing bearing box, the inner surface of the crushing bearing box is fixedly connected with fixing blocks lapped with the upper surface of each arc-shaped bulge, and the lower surface of each arc-shaped bulge is provided with a long screw between the corresponding fixing blocks.

Preferably, the upper inner side of the strip-shaped bearing base, the position right below the crushing bearing box body and the position right below the crushing bearing box body are internally provided with a material bearing hopper, the side surface of the material bearing hopper and the position opposite to the position of the material bearing hopper are hinged with lifting handles, and each lifting handle is sleeved with a rubber pad.

Preferably, a plurality of L-shaped support frames are sleeved on the side surface of the lower end of the support frame, the upper surface of each L-shaped support frame is fixedly connected with an inclined support frame which is in lap joint with the outer side surface of the support frame, and the lower surface of each L-shaped support frame is fixedly connected with a plurality of anti-skid protrusions.

Preferably, every the drive box side surface all establishes sheltering from the door, every all suit protective housing on the drive box, braced frame outside fixed surface connects the commercial power interface, the controller passes through wire electric connection with the commercial power interface, and a set of the size of the broken head of circular cone is inequality.

Preferably, the side surface of the upper end of the crushing bearing box body is fixedly connected with an annular frame, the outer side surface of the annular frame is fixedly connected with a group of hanging fixing frames which are opposite in position, and an arc-shaped bend is arranged at the center of each hanging fixing frame.

Has the advantages that: the utility model provides a whether place two broken heads of circular cone, be convenient for select after first breakage whether continue to carry out careful breakage, avoid making a round trip to change the trouble of breaker, improve production efficiency, make through holding the hopper and collect more convenient, place wide-mouth feedstock channel and make the more convenient device of feeding.

Drawings

FIG. 1 is a schematic view of a two-stage crushing cone crusher according to the present invention;

FIG. 2 is a partial sectional elevation view of a two-stage crushing cone crusher of the present invention;

FIG. 3 is a sectional view of the cone crushing head, the hydraulic push rod, the damping frame, the cone crushing head and the annular hard ring of the two-stage crushing cone crusher according to the present invention;

FIG. 4 is a top sectional view of the two-stage crushing cone crusher with the crushing bearing box body, the arc-shaped support plate, the strip-shaped slide rail, the electric control movable vehicle, the bearing frame, the bearing box and the arc-shaped sealing block being matched;

FIG. 5 is a top sectional view of the two-stage crushing cone crusher with the driving box, the first rotating motor, the rotating belt pulley, the rotating round bar, the bowl-mounted bearing, the rotating base, the belt, the driven belt pulley, the blocking door and the protective shell in cooperation;

FIG. 6 is a top view of a support frame, a crushing carrier box, a carrier screen, a fixed block, a long screw, an L-shaped support frame and an L-shaped support frame of a two-stage crushing cone crusher according to the present invention;

FIG. 7 is a top view of a two stage crushing cone crusher of the present invention;

the reference numbers in the figures illustrate: 1. a strip-shaped bearing base; 2. a support frame; 3. crushing the bearing box body; 4. an arc-shaped support plate; 5. reinforcing ribs; 6. a strip-shaped slide rail; 7. an electrically controlled mobile vehicle; 8. a bearing frame; 9. a carrying box; 10. an arc-shaped sealing block; 11. a load-bearing frame; 12. a driving box body; 13. a conical crushing head; 14. a load bearing screen; 15. a controller; 16. a first rotating electrical machine; 17. rotating the belt pulley; 18. rotating the round bar; 19. a bowl-mounted bearing; 20. rotating the base; 21. a belt; 22. a driven pulley; 23. a wide mouth feed channel; 24. a strip-shaped bearing frame; 25. a strip-shaped bulge; 26. an anti-slip layer; 27. an arc-shaped bulge; 28. a fixed block; 29. a long screw; 30. a material receiving hopper; 31. lifting the handle; 32. a rubber pad; 33. an L-shaped support frame; 34. inclining the support frame; 35. anti-skid projections; 36. a shutter door; 37. a protective shell; 38. a mains supply interface; 39. an annular frame; 40. hanging a fixed frame; 41. a hydraulic push rod; 42. a shock-absorbing frame; 43. a conical crushing head; 44. a circular ring hard ring.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; rather than all embodiments. Based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

Referring to fig. 1-7, a two-stage crushing cone crusher comprises a bar-shaped bearing base 1, a supporting frame 2 is fixedly connected to the upper surface of the bar-shaped bearing base 1, a crushing bearing box body 3 is arranged in the supporting frame 2, two crushing mechanisms are arranged in the crushing bearing box body 3, and each crushing mechanism comprises a feed inlet formed in the upper surface of the crushing bearing box body 3, a first opening formed in the center of the side surface of the crushing bearing box body 3, a group of arc-shaped supporting plates 4 fixedly connected to the center of the inner side surface of the crushing bearing box body 3 and positioned on two sides of the first opening, a group of reinforcing ribs 5 fixedly connected between the lower surface of each arc-shaped supporting plate 4 and the inner side surface of the crushing bearing box body 3, bar-shaped slide rails 6 embedded at the edges of the upper surface of each arc-shaped supporting plate 4 and corresponding to the first opening, an, A bearing frame 8 fixedly connected to the upper surface of each electric control moving vehicle 7, a bearing box 9 arranged on the upper surface of a group of bearing frames 8 and matched with a first opening, an arc-shaped sealing block 10 fixedly connected to the outer side surface of the bearing box 9 and lapped with the outer side of the crushing bearing box body 3, a group of bearing frames 11 fixedly connected to the two ends of the upper surface of the supporting frame 2 and positioned on the upper and lower sides of the first opening, a driving box body 12 arranged on the upper surface of each bearing frame 11, a conical crushing head 13 arranged at the upper and lower ends in the crushing bearing box body 3 and connected with the driving end of the corresponding driving box body 12, a discharging port arranged on the lower surface of the crushing bearing box body 3, a bearing screen 14 arranged in the crushing bearing box body 3 and positioned between the conical crushing head 13 at the lower end and the discharging port, the diameter of the conical crushing head 13 arranged at the lower end in the crushing bearing box body 3 and connected with the driving end of the corresponding driving box body The diameter of a conical crushing head 13 which is arranged at the upper end in the crushing box body 3 and is connected with the driving end of a driving box body 12 corresponding to the conical crushing head, a controller 15 is embedded on the surface of the outer side of the crushing bearing box body 3, and the controller 15 is respectively and electrically connected with the driving box body 12 and the electric control moving vehicle 7 in the two sections of crushing mechanisms through leads; circular grooves are machined in the end face of each conical crushing head 13, a hydraulic pushing rod 41 is embedded in each circular groove, a damping frame 42 which is in lap joint with the side surface of the hydraulic pushing rod 41 is fixedly connected in each circular groove, a conical crushing head 43 which is matched with the conical crushing head 13 is sleeved on the end face of each hydraulic pushing rod 41, and a circular hard ring 44 which is in lap joint with the corresponding circular groove is sleeved on the side surface of each conical crushing head 43; the driving box body 12 comprises a first rotating motor 16 with a horizontal rotating end, a rotating belt pulley 17 sleeved on the rotating end of the first rotating motor 16, a rotating round rod 18 embedded in the driving box body 12 and connected with the corresponding conical crushing head 13, a bowl-mounted bearing 19 arranged at the joint of one end of the rotating round rod 18 and the corresponding conical crushing head 13, a rotating base 20 arranged at the joint of the rotating round rod 18 and the corresponding driving box body 12, and a driven belt pulley 22 sleeved on the rotating round rod 18 and connected with the rotating belt pulley 17 through a belt 21; a wide-mouth feeding channel 23 is embedded in the feeding port, and the upper surface of the wide-mouth feeding channel 23 is fixedly connected with two groups of strip-shaped bearing frames 24; a group of strip-shaped bulges 25 which are lapped with one end of the lower surface of the bearing box 9 are fixedly connected in the crushing bearing box body 3, and an anti-skid layer 26 is sleeved on one end surface of each strip-shaped bulge 25; the edge of the upper surface of the bearing screen 14 is fixedly connected with a plurality of arc-shaped bulges 27 lapped with the inner side surface of the crushing bearing box body 3, the inner side surface of the crushing bearing box body 3 is fixedly connected with fixed blocks 28 lapped with the upper surface of each arc-shaped bulge 27, and the lower surface of each arc-shaped bulge 27 is provided with a long screw 29 between the corresponding fixed block 28; a material receiving hopper 30 is arranged on the upper inner side of the strip-shaped bearing base 1, is positioned right below the crushing bearing box body 3 and is arranged in the supporting frame 2, lifting handles 31 are hinged on the side surfaces of the material receiving hopper 30 and are opposite in position, and a rubber pad 32 is sleeved on each lifting handle 31; a plurality of L-shaped support frames 33 are sleeved on the side surface of the lower end of the support frame 2, the upper surface of each L-shaped support frame 33 is fixedly connected with an inclined support frame 34 which is lapped with the outer side surface of the support frame 2, and the lower surface of each L-shaped support frame 33 is fixedly connected with a plurality of anti-skid protrusions 35; a shielding door 36 is arranged on the side surface of each driving box body 12, a protective shell 37 is sleeved on each driving box body 12, the surface of the outer side of the supporting frame 2 is fixedly connected with a mains supply interface 38, the controller 15 is electrically connected with the mains supply interface 38 through a lead, and the sizes of a group of conical crushing heads 13 are different; an annular frame 39 is fixedly connected to the side surface of the upper end of the crushing bearing box body 3, a group of hanging fixing frames 40 which are opposite in position are fixedly connected to the outer side surface of the annular frame 39, and an arc-shaped bend is arranged at the center of each hanging fixing frame 40.

The working principle is as follows: firstly, two motor drivers and a relay are installed at an idle position of the device, the type of the controller 15 is MAM-330, four output terminals of the controller 15 of the type are respectively connected with the input ends of the two motor drivers, the relay and the electric control moving vehicle 7 through leads, a person in the art connects the two motor drivers with the terminals of the first rotating motor 16 in one of the driving boxes 12 and the first rotating motor 16 in the other driving box 12 through leads, simultaneously connects the relay with an electromagnetic valve carried by the hydraulic push rod 41, and connects the output end of the commercial power interface 38 with the electric connection end of the controller 15 through leads. After the controller 15 is programmed, the person skilled in the art can completely control the working sequence of each electric device, and the specific working principle is as follows: when the device is used, the device is placed at a designated working position, two groups of external feeding conveyer belts correspond to the feeding holes on the upper surface of the crushing bearing box body 3 to facilitate feeding, after certain raw materials enter, the controller 15 on the outer surface of the crushing bearing box body 3 is used for controlling to enable the driving box body 12 on the upper layer to work, the corresponding driving end is enabled to rotate, the conical crushing head 13 on the corresponding driving end is enabled to rotate, the raw materials are nearly filled in the crushing bearing box body 3, so when the corresponding conical crushing head 13 rotates, the raw materials in the device are continuously impacted, the raw materials are crushed in the crushing bearing box body 3, and in the continuous crushing process, the hydraulic push rod 41 in the corresponding conical crushing head 13 is controlled to continuously extend and retract, the cone crushing head 43 on the telescopic end can extrude and crush the ore inside, the end part is pointed, so the crushing is convenient, in the continuous retraction process, the circular ring hard ring on the side surface of the cone crushing head 43 continuously extrudes the ore to crush the ore again, each hydraulic push rod 41 is connected with the corresponding cone crushing head 13 through a damping frame 42, the hydraulic push rod 41 is protected under the continuous impact, the crushing time can be controlled through control, the crushing degree is uniform, all the raw materials after the impact are positioned on the bearing box 9 and in the crushing box body 3, the impact is stopped at the moment through control, each electric control mobile vehicle 7 moves outwards on the corresponding strip-shaped slide rail 6, the bearing box 9 on the upper surface of a group of bearing frames 8 is moved to the outer side of the crushing bearing box body 3 through driving the bearing frames 8, the material discharging is convenient, the arc-shaped sealing blocks 10 which are positioned outside the bearing box 9 and are lapped with the outer side surface of the crushing bearing box body 3 are convenient for effectively sealing the inlet and the outlet of the bearing box 9, wherein each strip-shaped slide rail 6 is connected with the inner side surface of the crushing bearing box body 3 through the arc-shaped support plate 4, each arc-shaped support plate 4 is more reliably fixed with the inner side surface of the crushing bearing box body 3 through a group of reinforcing ribs 5, the crushing bearing box body 3 is connected with the upper surface of the strip-shaped bearing base 1 through the support frame 2 so as to effectively support the crushing bearing base, if the crushing is required after the impact is finished once, the raw material in the bearing box 9 is manually pushed into the crushing bearing box body 3 so as to fall into the upper surface of the lower end bearing screen 14 in the crushing bearing box body 3 and the inside the crushing bearing box body 3, the bearing screen 14 exposes the raw material smaller than the gap, the raw material is discharged through the lower part of the crushing bearing box body 3, some blocks are left on the upper surface of the bearing screen 14 and inside the crushing bearing box body 3, the driving end is rotated by working in the driving box body 12 at the lowest end under the control of the controller 15, the working principle of the driving box body 12 at the lower end is the same as that in the driving box body 12 at the upper layer, the corresponding conical crushing head 13 is also driven to work, the raw material is impacted between the conical crushing head 13 at the lower end and the inner side surface of the crushing bearing box body 3 repeatedly, because the conical crushing head 13 at the lower part is larger than the conical crushing head 13 at the upper part, after the impact is finished, the raw material is crushed more, if the raw material is needed to be more delicate, the working time is longer, after the impact is finished, the movement is stopped through the control, when the raw materials are completely discharged, each driving box body 12 is connected with one end of the upper surface of the supporting frame 2 through the bearing frame 11, when the driving box body 12 works, the corresponding first rotating motor 16 is firstly driven to rotate to drive the rotating belt pulley 17 on the rotating end to rotate, the driven belt pulley 22 is driven to rotate through the belt 21, the rotating round rod 18 positioned in the driven belt pulley 22 rotates on the rotating base 20 between the driving box body 12, the bowl-mounted bearing 19 positioned on the end surface rotates, and the corresponding conical crushing head 13 rotates, as each bearing is bowl-shaped, the swinging effect is better, the wide-mouth feeding channel 23 positioned at the feeding port is convenient to feed, and the two groups of strip-shaped bearing frames 24 positioned on the upper surface of the wide-mouth feeding channel 23 are convenient to effectively lap one end of the two groups of feeding conveyer belts outside, wherein the strip-shaped bulges 25 which are positioned in the crushing bearing box body 3 and are lapped with the lower end surface of the bearing box 9 are convenient for effectively supporting one end of the crushing bearing box body, the anti-skid layer 26 which is positioned on each strip-shaped bulge 25 is convenient for anti-skid supporting, the plurality of arc-shaped bulges 27 of the bearing screen 14 which pass through the upper surface are lapped with the fixed blocks 28 in the crushing bearing box body 3, the long screws 29 which are positioned under each arc-shaped bulge 27 are convenient for fixing with the corresponding fixed blocks 28, so that the disassembly is convenient, the fixing effect is good, the bearing screen 14 is in a screen shape, so that the disassembly is convenient under the bearing screen, the material bearing hopper 30 which is positioned on the upper surface of the strip-shaped bearing base 1 is convenient for bearing the crushed raw materials which are discharged, the group of lifting handles 31 which are positioned on the material bearing hopper 30 is convenient for taking away, and the rubber pads 32 which are positioned, wherein a plurality of L-shaped supporting frames 33 positioned on the side surface of the lower end of the supporting frame 2 are convenient to cooperate with the strip-shaped bearing base 1 to effectively support the device, wherein an inclined supporting frame 34 positioned on the upper surface of each L-shaped supporting frame 33 and overlapped with the side surface of the supporting frame 2 is convenient to support the same, a plurality of anti-skid protrusions 35 positioned on the lower surface of each L-shaped supporting frame 33 are relatively anti-skid when being convenient to support, wherein a shielding door 36 positioned on the side surface of each driving box body 12 is convenient to install and take internal parts, wherein a protective shell 37 positioned on each driving box body 12 is convenient to effectively protect the parts in the driving box body 12, wherein a mains supply interface 38 positioned on the side surface of the supporting frame 2 is convenient to switch on the device, and a group of hanging fixing frames 40 positioned on the side surface of the upper end of the crushing bearing box body 3, a set of suspension mount 40 is connected through ring frame 39 and broken bearing box 3 upper end side surface, and the arc that is located every suspension mount 40 upper center department is bent and is convenient for hang the convenience, wherein automatically controlled locomotive 7 is inside to adopt eight AT89S52 as the special chipset of step motor drive that the control core power supply adopted integratedly, because every circular cone crushing head 13 size is different, therefore the power of driven motor also is inequality.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a two sections broken cone crushers, its characterized in that bears base (1) including the bar, the bar bears base (1) upper surface fixed connection braced frame (2), establish broken bearing box (3) in braced frame (2), be equipped with two sections broken mechanisms in broken bearing box (3), two sections broken mechanisms by the feed inlet of opening at broken bearing box (3) upper surface, open No. one opening of bearing box (3) side surface center department in the breakage, fixed connection is in broken bearing box (3) inboard surface center department and be located a set of arc backup pad (4) of opening both sides, fixed connection a set of strengthening rib (5) between every arc backup pad (4) lower surface and broken bearing box (3) inboard surface, inlay and inlay bar slide rail (6) that just correspond with an opening at every arc backup pad (4) upper surface edge, The automatic crusher comprises electric control moving vehicles (7) arranged on each strip-shaped sliding rail (6), bearing frames (8) fixedly connected to the upper surface of each electric control moving vehicle (7), bearing boxes (9) arranged on the upper surfaces of a group of bearing frames (8) and matched with one opening, arc-shaped sealing blocks (10) fixedly connected to the outer side surfaces of the bearing boxes (9) and lapped with the outer sides of the crushing bearing boxes (3), a group of bearing frames (11) fixedly connected to the two ends of the upper surface of a supporting frame (2) and positioned on the upper side and the lower side of the one opening, driving boxes (12) arranged on the upper surface of each bearing frame (11), crushing heads (13) arranged at the upper end and the lower end in the crushing bearing boxes (3) and connected with the driving ends of the corresponding driving boxes (12), discharge outlets arranged on the lower surface of the crushing bearing boxes (3), and bearing screens (14) arranged in the crushing bearing boxes (3) and positioned between the lower end conical crushing heads (13) and the discharge outlets The crushing device comprises a crushing bearing box body (3), wherein the diameter of a conical crushing head (13) which is arranged at the inner lower end of the crushing bearing box body (3) and is connected with the driving end of a driving box body (12) corresponding to the crushing bearing box body is larger than the diameter of a conical crushing head (13) which is arranged at the inner upper end of the crushing bearing box body (3) and is connected with the driving end of a driving box body (12) corresponding to the crushing bearing box body, a controller (15) is embedded on the outer side surface of the crushing bearing box body (3), and the controller (15) and two sections of crushing mechanisms, wherein the driving box body (12) and an electric control moving vehicle (7).

2. A two-stage crushing cone crusher according to claim 1, wherein each of the cone crushing heads (13) is provided with a circular groove on the end surface, a hydraulic pushing rod (41) is embedded in each of the circular grooves, a damping frame (42) is fixedly connected in each of the circular grooves and is in lap joint with the side surface of the hydraulic pushing rod (41), each of the hydraulic pushing rods (41) is sleeved with a cone crushing head (43) matched with the cone crushing head (13) on the end surface, and each of the cone crushing heads (43) is sleeved with a hard ring (44) in lap joint with the corresponding circular groove on the side surface.

3. A two-stage crushing cone crusher according to claim 1, characterized in that the driving box (12) comprises a first rotating motor (16) with a horizontal rotating end, a rotating belt pulley (17) sleeved on the rotating end of the first rotating motor (16), a rotating round bar (18) embedded in the driving box (12) and connected with the corresponding cone crushing head (13), a bowl-mounted bearing (19) arranged at the joint of one end of the rotating round bar (18) and the corresponding cone crushing head (13), a rotating base (20) arranged at the joint of the rotating round bar (18) and the corresponding driving box (12), and a driven belt pulley (22) sleeved on the rotating round bar (18) and connected with the rotating belt pulley (17) through a belt (21).

4. A two-stage crushing cone crusher according to claim 1, characterized in that a wide-mouth feed channel (23) is embedded in the feed port, and two sets of strip-shaped bearing frames (24) are fixedly connected to the upper surface of the wide-mouth feed channel (23).

5. A two-stage crushing cone crusher according to claim 1, characterized in that a set of bar-shaped protrusions (25) is fixedly connected to the crushing carrier box (3) and is overlapped with one end of the lower surface of the carrier box (9), and an anti-slip layer (26) is sleeved on one end surface of each bar-shaped protrusion (25).

6. A two-stage crushing cone crusher according to claim 1, characterized in that a plurality of arc-shaped protrusions (27) are fixedly connected to the edge of the upper surface of the bearing screen (14) and overlap the inner side surface of the crushing bearing box (3), the inner side surface of the crushing bearing box (3) is fixedly connected to a fixing block (28) which overlaps the upper surface of each arc-shaped protrusion (27), and the lower surface of each arc-shaped protrusion (27) is provided with a long screw (29) which is arranged between the corresponding fixing block (28).

7. A two-stage crushing cone crusher according to claim 1, characterized in that a material receiving hopper (30) is arranged on the upper inner side of the strip-shaped bearing base (1) and under the crushing bearing box body (3) and in the supporting frame (2), the material receiving hopper (30) is hinged with lifting handles (31) on the side surface and opposite to the position, and each lifting handle (31) is sleeved with a rubber pad (32).

8. A two-stage crushing cone crusher according to claim 1, characterized in that the side surface of the lower end of the supporting frame (2) is fitted with a number of L-shaped supports (33), the upper surface of each L-shaped support (33) is fixedly connected with an inclined support (34) overlapping the outer side surface of the supporting frame (2), and the lower surface of each L-shaped support (33) is fixedly connected with a number of anti-skid protrusions (35).

9. A two-stage crushing cone crusher according to claim 1, wherein a shielding door (36) is provided on a side surface of each driving box body (12), a protective shell (37) is sleeved on each driving box body (12), a commercial power interface (38) is fixedly connected to an outer side surface of the supporting frame (2), and the controller (15) is electrically connected to the commercial power interface (38) through a wire.

10. A two-stage crushing cone crusher according to claim 1, characterized in that said crushing carrier box (3) is fixedly connected to a ring frame (39) on the upper end side surface thereof, and said ring frame (39) is fixedly connected to a set of oppositely positioned suspension mounts (40) on the outer side surface thereof, each of said suspension mounts (40) being provided with an arc-shaped bend at the upper center thereof.