CN110624635B

CN110624635B - Cone crusher

Info

Publication number: CN110624635B
Application number: CN201910989876.6A
Authority: CN
Inventors: 胡玉水; 胡益岩
Original assignee: Shanghai Zhaorui Mechanical Equipment Co ltd
Current assignee: Shanghai Zhaorui Mechanical Equipment Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-12-04
Anticipated expiration: 2039-10-17
Also published as: CN110624635A

Abstract

The invention relates to the technical field of crushing equipment, in particular to a cone crusher, which comprises a rack, wherein a discharge hole is formed in the lower end of the rack; a transmission pipe is arranged in the rack, a rotating shaft is rotationally connected in the transmission pipe, and a driving device connected with the rotating shaft is arranged on the outer wall of the rack; an eccentric mechanism is arranged in the frame, and a connecting assembly connected with the eccentric mechanism is arranged on the rotating shaft; a connecting shaft connected with the eccentric mechanism is arranged in the frame, and an extrusion block is arranged on the connecting shaft; the protective device is arranged in the rack and comprises a stop block arranged in the rack, and the stop block is positioned above the transmission pipe. The protection device provided by the invention can protect the transmission pipe, so that the service life of the long cone crusher is prolonged.

Description

Cone crusher

Technical Field

The invention relates to the technical field of crushing equipment, in particular to a cone crusher.

Background

The cone crusher works by mainly that the belt pulley outside the fixed cone drives the eccentric bushing to rotate, the rotation of the eccentric bushing enables the movable cone to carry out cone swing operation, and the impact strength generated by the fixed cone during operation can be very high due to the large gravity of the movable cone, so that stone is crushed.

At present, the Chinese utility model with the authorization notice number of CN204380758U discloses a single-cylinder cone crusher. The single-cylinder type cone crusher comprises a rack, and a transmission mechanism, an eccentric mechanism, a hydraulic lifting mechanism, a movable cone main shaft group and a supporting assembly which are arranged in the rack; the eccentric mechanism is connected with the transmission mechanism in a transmission manner, the lower end of the movable cone main shaft group is positioned and installed in the eccentric mechanism, the hydraulic lifting mechanism is located below the movable cone main shaft group, the hydraulic lifting mechanism is connected with the movable cone main shaft group through the supporting assembly, the transmission mechanism is arranged in a transmission pipe of the lower rack, and the eccentric mechanism is connected with the transmission mechanism in a transmission manner.

The above prior art solutions have the following drawbacks: the extrusion of the stone after smashing pushes on the driving pipe, then drops at the stone head and assaults pushing the stone on the driving pipe, pushes away the stone on the driving pipe and will carry out the punching press to the conveying pipe, makes the driving pipe damage, then causes the drive mechanism in the driving pipe to damage to cone crusher's life-span has been shortened.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a cone crusher, which is provided with a protection device capable of protecting a transmission pipe, thereby prolonging the life of the cone crusher.

The above object of the present invention is achieved by the following technical solutions:

a cone crusher comprises a frame, wherein a discharge hole is formed in the lower end of the frame; a transmission pipe is arranged in the rack, a rotating shaft is rotationally connected in the transmission pipe, and a driving device connected with the rotating shaft is arranged on the outer wall of the rack; an eccentric mechanism is arranged in the frame, and a connecting assembly connected with the eccentric mechanism is arranged on the rotating shaft; a connecting shaft connected with the eccentric mechanism is arranged in the frame, and an extrusion block is arranged on the connecting shaft; the protective device is arranged in the rack and comprises a stop block arranged in the rack, and the stop block is positioned above the transmission pipe.

By adopting the technical scheme, stones enter the rack from the upper end of the rack, the driving device drives the rotating shaft to rotate, the rotating shaft drives the eccentric mechanism to rotate through the connecting assembly, the eccentric mechanism drives the connecting shaft to rotate, the connecting shaft drives the extrusion block to rotate, crushing of the stones is realized, the crushed stones can fall on the stop block, and impact on the transmission pipe is reduced; the protection device who sets up can protect the transmission pipe to the life-span of extension cone crusher.

The invention is further configured to: the baffle block comprises a first baffle plate and a second baffle plate which are arranged in the rack, the first baffle plate is connected with the second baffle plate, and an included angle between the first baffle plate and the second baffle plate is an acute angle; the first baffle and the second baffle are both provided with a micro-motion mechanism, the first baffle and the second baffle are both provided with a sliding groove, the micro-motion mechanism comprises a sliding block connected in the sliding groove in a sliding manner, and the sliding block is provided with a micro-motion plate; a first driving assembly is arranged in the sliding groove; the first driving assembly comprises a first screw rod which is rotatably connected in the sliding groove, and the first screw rod penetrates through the sliding block and is in threaded connection with the sliding block; and a first motor connected with the first screw rod is arranged in the sliding groove.

By adopting the technical scheme, the included angle between the first baffle and the second baffle is an acute angle, so that stones can slide off the micromotion plate when falling on the micromotion plate; the first motor is started, an output shaft of the first motor drives the first screw to rotate, the first screw drives the sliding block to slide in the sliding groove, the sliding block moves to drive the micro-moving plate to move, and the micro-moving plate moves to enable stones falling on the micro-moving plate to fall and not to be accumulated on the micro-moving plate; the stop dog simple structure of setting is convenient for operate, and can reduce piling up of stone.

The invention is further configured to: two cleaning mechanisms are arranged in the rack and respectively clean the two micro movable plates; the cleaning mechanism comprises a main rod which is rotatably connected in the rack, a first groove is formed in the main rod along the length direction of the main rod, an auxiliary rod is connected in the first groove in a sliding mode, and a second driving assembly connected with the auxiliary rod is arranged in the first groove; the main rod and the auxiliary rod are both positioned above the micro movable plate, and the micro movable plate is cleaned; a second groove is formed in the auxiliary rod; the second driving assembly comprises a second motor arranged in the first groove, and an output shaft of the second motor is connected with a second screw rod; a driving plate is arranged on the side wall of the second groove, and a threaded hole is formed in the driving plate; one end of the first screw rod, which is far away from the second motor, is in threaded connection with the threaded hole; a third driving assembly connected with the main rod is arranged in the rack, the third driving assembly comprises a third motor arranged on the rack, and an output shaft of the third motor is in keyed connection with a first gear; the main rod is provided with a driving shaft, and a second gear meshed with the first gear is connected to the driving shaft in a key mode.

By adopting the technical scheme, the third motor is started, the output shaft of the third motor drives the driving shaft to rotate, the driving shaft drives the main rod to rotate, the main rod can drive the auxiliary rod to rotate, and the main rod and the auxiliary rod can realize the cleaning of the micro-motion plate; when the main rod and the auxiliary rod rotate, the second motor is started, an output shaft of the second motor drives the second screw to rotate forwards and reversely, when the second screw rotates, the driving plate can move relative to the second screw, and when the driving plate moves, the auxiliary rod can be driven to slide in the first groove of the main rod, so that the main rod and the auxiliary rod can completely clean the micro-motion plate; the cleaning mechanism who sets up can realize the clearance to the fine motion board to make the stone can not push on the fine motion board.

The invention is further configured to: the driving device comprises a conveying belt wheel which is arranged outside the frame and connected with the rotating shaft; be provided with in the frame with rotation axis connection's brake mechanism, brake mechanism is including setting up first fixed block in the frame, be provided with first pneumatic cylinder on the first fixed block, be provided with the conflict on the piston rod of first pneumatic cylinder the brake block of axis of rotation.

By adopting the technical scheme, the transmission belt wheel drives the rotating shaft to rotate, and the rotating shaft can drive the connecting assembly to move so as to realize the movement of the eccentric mechanism; when the rotating shaft needs to stop, the first pneumatic cylinder is started, a piston rod of the first pneumatic cylinder drives the brake block to move towards the rotating shaft, and when the brake block tightly supports the rotating shaft, the rotating shaft can brake to stop rotating.

The invention is further configured to: the eccentric mechanism comprises a second fixed block arranged in the rack, an eccentric block is rotatably connected in the second fixed block, the eccentric block comprises a first adjusting block rotatably connected to the second fixed block, a second adjusting block is arranged above the first adjusting block, and the axis of the first adjusting block is superposed with the axis of the second adjusting block; a third groove is formed in the first adjusting block, and the axis of the third groove is overlapped with the axis of the first adjusting block; a first through hole is formed in the second adjusting block, and the axis of the first through hole is parallel to the axis of the second adjusting block and does not coincide with the axis of the second adjusting block; the connecting shaft penetrates through the first through hole to be rotatably connected in the third groove, and the axis of the connecting shaft is overlapped with the axis of the first through hole.

By adopting the technical scheme, the connecting assembly drives the first adjusting block to rotate, the first adjusting block drives the second adjusting block to rotate, the second adjusting block drives the connecting shaft to deflect and rotate, the extruding block can shake, and the stone can be extruded; the arranged eccentric mechanism is simple and convenient to operate.

The invention is further configured to: the connecting assembly comprises a first bevel gear which is connected to the rotating shaft in a key mode; and a second bevel gear meshed with the first bevel gear is arranged on the first adjusting block.

Through adopting above-mentioned technical scheme, when the axis of rotation rotated, first bevel gear can rotate, and the second bevel gear with first bevel gear meshing also can rotate, thereby second bevel gear rotates and will drive first regulating block and rotate and realize that eccentric mechanism drives the connecting axle and rotate.

The invention is further configured to: the machine frame comprises a lower frame, an upper frame is arranged on the lower frame, and the upper frame and the extrusion block form a crushing cavity; a second pneumatic cylinder is hinged on the lower frame, and a piston rod of the second pneumatic cylinder is hinged with the upper frame; the discharge port is formed in the lower frame; the upper frame comprises a connecting frame which is arranged on the lower frame and connected with the piston rod of the second pneumatic cylinder, an adjusting frame is arranged on the connecting frame, and the adjusting frame and the extrusion block form the crushing cavity; the connecting frame is provided with an internal thread, and the outer side wall of the adjusting frame is provided with an external thread in threaded connection with the internal thread; an adjusting mechanism connected with the adjusting frame is arranged on one side of the lower frame; the adjusting mechanism comprises gear teeth arranged on the peripheral side of the adjusting frame; a placing block is arranged on one side of the lower frame, a first adjusting block is arranged on the placing block, a third pneumatic cylinder is arranged on the first adjusting block, a second adjusting block is arranged on a piston rod of the third pneumatic cylinder, a second adjusting shaft is rotatably connected to the second adjusting block, and a fourth gear meshed with the gear teeth is connected to the second adjusting shaft in a key mode; a fourth motor is arranged on the second adjusting block, and an output shaft of the fourth motor is in keyed connection with a third gear meshed with the fourth gear; a fifth motor is arranged on the placing block, and a fifth gear is connected to an output shaft of the fifth motor in a key manner; the placing block is rotatably connected with a first adjusting shaft connected with the first adjusting block, and the first adjusting shaft is in keyed connection with a sixth gear meshed with the fifth gear.

By adopting the technical scheme, the fourth motor and the third pneumatic cylinder are started, the output shaft of the fourth motor drives the third gear to rotate, the fourth gear meshed with the third gear rotates, the fourth gear drives the gear teeth to rotate, the adjusting frame rotates, and when the adjusting frame rotates, the length of the thread fit between the external thread on the adjusting frame and the internal thread on the connecting frame changes, so that the adjusting frame moves relative to the connecting frame; when the adjusting frame moves, a piston rod of the third pneumatic cylinder drives the height of the second adjusting block to change, so that the fourth gear and the gear teeth are always kept in a meshed state; finally, the fourth motor and the third pneumatic cylinder are turned off. When the crushing chamber is blocked by crushed stones, the fifth motor is started first, the output shaft of the fifth motor drives the fifth gear to rotate, the sixth gear meshed with the fifth gear rotates, the first adjusting shaft drives the first adjusting block to rotate, the first adjusting block drives the third pneumatic cylinder to rotate, and the second adjusting block also rotates, so that the fourth gear is separated from the gear teeth, and then the fifth motor is closed. Then, a second pneumatic cylinder is started close to one side of the blocked crushing cavity, so that the second pneumatic cylinder jacks up the connecting frame, and then the blocked stone is taken out. The size of the crushing cavity between the adjusting frame and the extrusion block is changed, so that the application range is widened.

The invention is further configured to: the damping mechanism comprises a damping seat, a fourth groove is formed in the damping seat, the rack is located in the fourth groove, a damping spring is arranged in the fourth groove, one end of the damping spring is connected to the bottom wall of the fourth groove, and the other end of the damping spring is connected with the rack.

Through adopting above-mentioned technical scheme, the frame is when smashing the stone, because cone crusher's movable cone is eccentric motion, can produce huge unbalanced vibration at equipment operation in-process, leads to the frame to rock, and damping spring can take place deformation, and under the spring force effect, the frame can be towards original form recovery, and consequently the damper who sets up can reduce rocking improvement stability of frame.

In conclusion, the beneficial technical effects of the invention are as follows:

1. the protection device can protect the transmission pipe, so that the service life of the long cone crusher is prolonged;

2. the size of the crushing cavity between the adjusting frame and the extrusion block can be changed, so that the application range is improved;

3. the damping mechanism who sets up can reduce rocking improvement stability of frame.

Drawings

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

FIG. 2 is a cross-sectional view of the lower frame of the present invention;

FIG. 3 is an exploded view of the connecting frame of the present invention;

FIG. 4 is a schematic structural view of a brake mechanism according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 2;

FIG. 6 is a schematic structural view of a cleaning mechanism according to the present invention;

FIG. 7 is a schematic structural view of a micro-motion mechanism according to the present invention;

fig. 8 is a sectional view of the main lever in the present invention.

Reference numerals: 1. a frame; 11. putting down a rack; 12. putting on a shelf; 121. a connecting frame; 122. an adjusting bracket; 1221. gear teeth; 13. a second pneumatic cylinder; 21. a connecting shaft; 22. extruding the block; 3. a guard; 31. a first baffle plate; 311. a chute; 32. a second baffle; 33. a micro-motion mechanism; 331. a micro moving plate; 332. a first drive assembly; 3321. a first screw; 3322. a first motor; 4. a cleaning mechanism; 41. a main rod; 411. a first groove; 42. an auxiliary rod; 421. a second groove; 43. a second drive assembly; 431. a second motor; 432. a second screw; 433. a drive plate; 44. a third drive assembly; 441. a first gear; 442. a second gear; 443. a third motor; 51. a conveyor belt wheel; 52. a brake mechanism; 521. a first fixed block; 522. a first pneumatic cylinder; 523. a brake block; 6. an eccentric mechanism; 61. a second fixed block; 62. an eccentric block; 621. a first regulating block; 622. a second regulating block; 7. a connecting assembly; 71. a first bevel gear; 72. a second bevel gear; 81. placing the blocks; 82. a second adjusting block; 83. a third gear; 84. a fourth gear; 85. a fifth gear; 86. a sixth gear; 87. a fourth motor; 88. a fifth motor; 89. a third pneumatic cylinder; 9. a damping mechanism; 91. a shock absorbing seat; 911. a fourth groove; 92. a damping spring; 101. a rotating shaft; 102. a drive tube.

Detailed Description

The invention is described in detail below with reference to the figures and examples.

Referring to fig. 1 and 2, a cone crusher disclosed by the invention comprises a frame 1, wherein a discharge hole is formed at the lower end of the frame 1; a transmission pipe 102 is fixedly connected in the rack 1, a rotating shaft 101 is rotatably connected in the transmission pipe 102, one end of the rotating shaft 101 is positioned in the rack 1, and the other end of the rotating shaft penetrates through the side wall of the rack 1; a driving device connected with the rotating shaft 101 is arranged on the outer side wall of the frame 1; an eccentric mechanism 6 is arranged in the frame 1, and a connecting assembly 7 connected with the rotating shaft 101 is arranged on the eccentric mechanism 6; a connecting shaft 21 connected with the eccentric mechanism 6 is arranged in the frame 1, and an extrusion block 22 is fixedly connected on the connecting shaft 21; a protective device 3 is arranged in the frame 1; the lower end of the frame 1 is provided with a damping mechanism 9.

The rotating shaft 101 is rotatably coupled in the transmission pipe 102 by a bearing.

The damping mechanism 9 comprises a damping seat 91, and a fourth groove 911 is formed at the upper end of the damping seat 91; a damping spring 92 is fixedly connected to the bottom wall of the fourth groove 911.

Referring to fig. 1, 2 and 3, the frame 1 includes a lower frame 11 slidably connected in the fourth groove 911, one end of the damping spring 92 away from the bottom wall of the fourth groove 911 is connected to the lower end of the lower frame 11, the transmission pipe 102 is fixedly connected to the lower frame 11, and the discharge hole is formed in the lower frame 11; the lower frame 11 is provided with an upper frame 12, the upper frame 12 comprises a connecting frame 121 arranged on the lower frame 11, and one end of the connecting frame 121 far away from the lower frame 11 is provided with an internal thread; one end of the connecting frame 121 far away from the lower frame 11 is fixedly connected with a plurality of first guide blocks along the circumferential direction; the connecting frame 121 is provided with an adjusting frame 122, and a crushing cavity is formed between the adjusting frame 122 and the extrusion block 22; an external thread in threaded connection with the internal thread is arranged at one end, close to the connecting frame 121, of the adjusting frame 122, and an annular groove in sliding connection with the first guide block is formed at one end, close to the connecting frame 121, of the adjusting frame 122; the lower frame 11 is hinged with a second pneumatic cylinder 13, and a piston rod of the second pneumatic cylinder 13 is connected with the connecting frame 121.

One side of the lower frame 11 is provided with an adjusting mechanism, the adjusting mechanism comprises a placing block 81 arranged on one side of the lower frame 11, a first adjusting shaft is rotatably connected to the placing block 81, and a first adjusting block is fixedly connected to the first adjusting shaft; a sixth gear 86 is connected to the first adjusting shaft through a key; a fifth motor 88 is fixedly connected to the side wall of the placing block 81, and a fifth gear 85 engaged with the sixth gear 86 is keyed on the output shaft of the fifth motor 88. A third pneumatic cylinder 89 is fixedly connected to the first adjusting block, a piston rod of the third pneumatic cylinder 89 is fixedly connected to a second adjusting block 82, a fourth motor 87 is fixedly connected to the second adjusting block 82, and a third gear 83 is in keyed connection with an output shaft of the fourth motor 87; a second adjusting shaft is rotatably connected to the second adjusting block 82, and a fourth gear 84 meshed with the third gear 83 is keyed on the second adjusting shaft; a plurality of gear teeth 1221 engaged with the fourth gear 84 are fixedly coupled to a circumferential side wall of the adjustment bracket 122.

Referring to fig. 1, 2 and 4, the driving means includes a transmission pulley 51 fixedly connected to a rotation shaft 101; be provided with brake mechanism 52 on the lower carriage 11, brake mechanism 52 includes first fixed block 521 of fixed connection on lower carriage 11, has placed first pneumatic cylinder 522 on first fixed block 521, fixedly connected with brake block 523 on the piston rod of first pneumatic cylinder 522, and the one end that brake block 523 is close to axis of rotation 101 is circular-arcly.

Referring to fig. 2 and 5, the eccentric mechanism 6 includes a second fixed block 61 fixedly connected to the inner side wall of the frame 1, the second fixed block 61 is rotatably connected with an eccentric block 62, the eccentric block 62 includes a first adjusting block 621 rotatably connected to the second fixed block 61, the first adjusting block 621 is rotatably connected to the second fixed block 61 through a bearing, the first adjusting block 621 is provided with a third groove, and an axis of the third groove coincides with an axis of the first adjusting block 621; fixedly connected with second regulating block 622 on the first regulating block 621, the axis of second regulating block 622 and the coincidence of the axis of first regulating block 621, first through-hole has been seted up along its axis to second regulating block 622, and the axis of first through-hole is parallel and the coincidence with the axis of second regulating block 622. One end of the connecting shaft 21, which is far away from the extrusion block 22, sequentially penetrates through the first through hole and extends into the third groove, and the axis of the connecting shaft 21 is overlapped with the axis of the first through hole and is not overlapped with the axis of the third groove; the connecting shaft 21 is rotatably connected in the first through hole and the third groove through a bearing.

The connecting assembly 7 comprises a second bevel gear 72 keyed on the first regulating block 621; a first bevel gear 71 engaged with the second bevel gear 72 is keyed to one end of the rotating shaft 101 in the lower frame 11.

Referring to fig. 2 and 6, the protection device 3 includes a stopper fixedly connected in the lower frame 11, the stopper is located above the transmission pipe 102, the stopper includes a first baffle 31 and a second baffle 32 fixedly connected in the lower frame 11, and an included angle between the first baffle 31 and the second baffle 32 is an acute angle.

Referring to fig. 6 and 7, the first baffle plate 31 and the second baffle plate 32 are both provided with a micro-motion mechanism 33, and the first baffle plate 31 and the second baffle plate 32 are both provided with a chute 311; the micro-motion mechanism 33 comprises a slide block connected in the slide slot 311 in a sliding way; a micro moving plate 331 is fixedly connected to the sliding block; a first driving assembly 332 is arranged in the sliding groove 311, the first driving assembly 332 comprises a first screw 3321 which is rotatably connected in the sliding groove 311, and the first screw 3321 penetrates through the sliding block and is in threaded connection with the sliding block; a first motor 3322 is fixedly connected in the sliding slot 311, and an output shaft of the first motor 3322 is connected with the first screw 3321.

Referring to fig. 6 and 8, two cleaning mechanisms 4 are disposed in the lower frame 11, the two cleaning mechanisms 4 respectively clean the two micro moving plates 331, each cleaning mechanism 4 includes a main rod 41 rotatably connected in the lower frame 11, the main rod 41 is located above the micro moving plates 331, the main rod 41 is provided with a first groove 411 along a length direction thereof, and an inner side wall of the first groove 411 is provided with a guide groove along an axial direction thereof; an auxiliary rod 42 is connected in the first groove 411 in a sliding manner, a second guide block connected with the guide groove in a sliding manner is arranged on the outer side wall of the auxiliary rod 42, and a second groove 421 is formed in the auxiliary rod 42 positioned in the first groove 411 along the axis of the auxiliary rod; the sub-rod 42 is positioned above the micro-moving plate 331; a second driving assembly 43 is arranged on the main rod 41, the second driving assembly 43 comprises a driving plate 433 fixedly connected to the inner wall of the second groove 421, and a threaded hole is formed in the driving plate 433; a second motor 431 is fixedly connected to the bottom wall of the first groove 411, a second screw 432 is connected to an output shaft of the second motor 431, and one end, far away from the second motor 431, of the second screw 432 penetrates through the threaded hole, is located in the second groove 421 and is in threaded connection with the threaded hole.

A third driving assembly 44 is arranged on the frame 1, the third driving assembly 44 comprises a driving shaft fixedly connected to the main rod 41, and a second gear 442 is keyed on the driving shaft; the second through hole is formed in the lower frame 11, the supporting block is fixedly connected to the outer side wall of the lower frame 11, the third motor 443 is fixedly connected to the supporting block, the output shaft of the third motor 443 is in keyed connection with the first gear 441, and one end of the first gear 441 penetrates through the second through hole to be meshed with the second gear 442.

The motors in this embodiment are all three-phase asynchronous motors.

The implementation principle of the embodiment is as follows: when the fourth motor 87 and the third pneumatic cylinder 89 are started, the output shaft of the fourth motor 87 drives the third gear 83 to rotate, the fourth gear 84 meshed with the third gear 83 rotates, the fourth gear 84 drives the gear teeth 1221 to rotate, the adjusting frame 122 rotates, and when the adjusting frame 122 rotates, the length of the threaded fit between the external thread on the adjusting frame 122 and the internal thread on the connecting frame 121 changes, so that the adjusting frame 122 moves relative to the connecting frame 121; when the adjusting frame 122 moves, the piston rod of the third pneumatic cylinder 89 drives the height of the second adjusting block 82 to change, so that the fourth gear 84 and the gear teeth 1221 are always kept in a meshed state; finally the fourth motor 87 and the third pneumatic cylinder 89 are switched off.

The conveying belt wheel 51 drives the rotating shaft 101 to rotate, the rotating shaft 101 drives the first bevel gear 71 to rotate, the first bevel gear 71 rotates the first adjusting block 621 to rotate, the first adjusting block 621 drives the second adjusting block 622 to rotate, the second adjusting block 622 drives the connecting shaft 21 to rotate in a shifting mode, the extruding block 22 shakes, and extrusion on stones is achieved.

When the stone head is extruded, the first motor 3322 is started, the output shaft of the first motor 3322 drives the first screw 3321 to rotate forward and backward, and when the first screw 3321 rotates, the sliding block is driven to slide in the sliding groove 311, so that the micro-moving plate 331 swings on the first baffle 31 and the second baffle 32.

When the third motor 443 is started, the output shaft of the third motor 443 drives the driving shaft to rotate, the driving shaft drives the main rod 41 to rotate, the main rod 41 drives the auxiliary rod 42 to rotate, and the main rod 41 and the auxiliary rod 42 clean the micro-motion plate 331. When the main rod 41 and the auxiliary rod 42 rotate, the second motor 431 is started, an output shaft of the second motor 431 drives the second screw rod 432 to rotate forwards and backwards, when the second screw rod 432 rotates, the driving plate 433 moves relative to the second screw rod 432, and when the driving plate 433 moves, the auxiliary rod 42 is driven to slide in the first groove 411 of the main rod 41, so that the main rod 41 and the auxiliary rod 42 can completely clean the micro-motion plate 331.

When the crushing cavity is blocked by crushed stones, the fifth motor 88 is started first, the output shaft of the fifth motor 88 drives the fifth gear 85 to rotate, the sixth gear 86 meshed with the fifth gear 85 rotates, the first adjusting shaft drives the first adjusting block to rotate, the first adjusting block drives the third pneumatic cylinder 89 to rotate, the second adjusting block 82 also rotates, the fourth gear 84 is separated from the gear teeth 1221, and then the fifth motor 88 is closed.

The second pneumatic cylinder 13 is then activated, close to the side blocking the crushing chamber, causing the second pneumatic cylinder 13 to lift the connecting frame 121 and then take the blocked stone out.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. A cone crusher comprises a frame (1), wherein a discharge hole is formed in the lower end of the frame (1); a transmission pipe (102) is arranged in the rack (1), a rotating shaft (101) is rotatably connected in the transmission pipe (102), and a driving device connected with the rotating shaft (101) is arranged on the outer wall of the rack (1); an eccentric mechanism (6) is arranged in the rack (1), and a connecting assembly (7) connected with the eccentric mechanism (6) is arranged on the rotating shaft (101); a connecting shaft (21) connected with the eccentric mechanism (6) is arranged in the frame (1), and an extrusion block (22) is arranged on the connecting shaft (21); the device is characterized in that a protection device (3) is arranged in the rack (1), the protection device (3) comprises a stop block arranged in the rack (1), and the stop block is positioned above the transmission pipe (102);

the baffle block comprises a first baffle plate (31) and a second baffle plate (32) which are arranged in the rack (1), the first baffle plate (31) is connected with the second baffle plate (32), and an included angle between the first baffle plate (31) and the second baffle plate (32) is an acute angle;

the first baffle plate (31) and the second baffle plate (32) are both provided with a micro-motion mechanism (33), the first baffle plate (31) and the second baffle plate (32) are both provided with a sliding groove (311), the micro-motion mechanism (33) comprises a sliding block connected in the sliding groove (311) in a sliding manner, and the sliding block is provided with a micro-motion plate (331); a first driving component (332) is arranged in the sliding groove (311);

the first driving assembly (332) comprises a first screw rod (3321) rotatably connected in the sliding chute (311), and the first screw rod (3321) penetrates through the sliding block and is in threaded connection with the sliding block; and a first motor (3322) connected with the first screw rod (3321) is arranged in the sliding groove (311).

2. A cone crusher in accordance with claim 1, characterized in that two cleaning mechanisms (4) are provided in said frame (1), said two cleaning mechanisms (4) effecting cleaning of said two micro plates (331), respectively;

the cleaning mechanism (4) comprises a main rod (41) which is rotatably connected in the rack (1), a first groove (411) is formed in the main rod (41) along the length direction of the main rod, an auxiliary rod (42) is connected in the first groove (411) in a sliding manner, and a second driving assembly (43) connected with the auxiliary rod (42) is arranged in the first groove (411); the main rod (41) and the auxiliary rod (42) are both positioned above the micro movable plate (331), and the micro movable plate (331) is cleaned;

a second groove (421) is formed in the auxiliary rod (42); the second driving assembly (43) comprises a second motor (431) arranged in the first groove (411), and a second screw (432) is connected to an output shaft of the second motor (431); a driving plate (433) is arranged on the side wall of the second groove (421), and a threaded hole is formed in the driving plate (433); one end of the second screw rod (432) far away from the second motor (431) is in threaded connection with the threaded hole;

a third driving assembly (44) connected with the main rod (41) is arranged in the rack (1), the third driving assembly (44) comprises a third motor (443) arranged on the rack (1), and an output shaft of the third motor (443) is in keyed connection with a first gear (441); the main rod (41) is provided with a driving shaft, and a second gear (442) meshed with the first gear (441) is connected to the driving shaft in a keyed mode.

3. A cone crusher in accordance with claim 1, characterized in that the drive means comprise a conveyor pulley (51) arranged outside the frame (1) and connected to the rotating shaft (101);

be provided with on frame (1) with brake mechanism (52) that axis of rotation (101) are connected, brake mechanism (52) are including setting up first fixed block (521) on frame (1), be provided with first pneumatic cylinder (522) on first fixed block (521), be provided with the conflict on the piston rod of first pneumatic cylinder (522) brake block (523) of axis of rotation (101).

4. A cone crusher in accordance with claim 1, characterized in that the eccentric mechanism (6) comprises a second fixed block (61) arranged in the frame (1), an eccentric block (62) is rotatably connected to the second fixed block (61), the eccentric block (62) comprises a first adjusting block (621) rotatably connected to the second fixed block (61), a second adjusting block (622) is arranged above the first adjusting block (621), and the axis of the first adjusting block (621) coincides with the axis of the second adjusting block (622);

a third groove is formed in the first adjusting block (621), and the axis of the third groove is overlapped with the axis of the first adjusting block (621); a first through hole is formed in the second adjusting block (622), and the axis of the first through hole is parallel to and does not coincide with the axis of the second adjusting block (622); the connecting shaft (21) penetrates through the first through hole to be rotatably connected into the third groove, and the axis of the connecting shaft (21) is overlapped with the axis of the first through hole.

5. A cone crusher in accordance with claim 4, characterized in that the connecting assembly (7) comprises a first bevel gear (71) keyed onto the rotating shaft (101); and a second bevel gear (72) meshed with the first bevel gear (71) is arranged on the first adjusting block (621).

6. A cone crusher in accordance with claim 1, characterized in that the frame (1) comprises a lower frame (11), that an upper frame (12) is arranged on the lower frame (11), that the upper frame (12) forms a crushing chamber with the crushing block (22); a second pneumatic cylinder (13) is hinged on the lower frame (11), and a piston rod of the second pneumatic cylinder (13) is hinged with the upper frame (12); the discharge port is formed in the lower frame (11);

the upper frame (12) comprises a connecting frame (121) which is arranged on the lower frame (11) and connected with a piston rod of the second pneumatic cylinder (13), an adjusting frame (122) is arranged on the connecting frame (121), and the adjusting frame (122) and the extrusion block (22) form the crushing cavity; an internal thread is formed on the connecting frame (121), and an external thread in threaded connection with the internal thread is arranged on the outer side wall of the adjusting frame (122); an adjusting mechanism connected with an adjusting frame (122) is arranged on one side of the lower frame (11);

the adjusting mechanism comprises gear teeth (1221) arranged on the circumferential side of the adjusting frame (122); a placing block (81) is arranged on one side of the lower frame (11), a first adjusting block is arranged on the placing block (81), a third pneumatic cylinder (89) is arranged on the first adjusting block, a second adjusting block (82) is arranged on a piston rod of the third pneumatic cylinder (89), a second adjusting shaft is rotatably connected to the second adjusting block (82), and a fourth gear (84) meshed with the gear teeth (1221) is connected to the second adjusting shaft in a key manner; a fourth motor (87) is arranged on the second adjusting block (82), and a third gear (83) meshed with the fourth gear (84) is in keyed connection with an output shaft of the fourth motor (87);

a fifth motor (88) is arranged on the placing block (81), and a fifth gear (85) is in keyed connection with an output shaft of the fifth motor (88); the placing block (81) is rotatably connected with a first adjusting shaft connected with the first adjusting block, and the first adjusting shaft is in keyed connection with a sixth gear (86) meshed with the fifth gear (85).

7. A cone crusher according to claim 1, characterized in that it further comprises a damping mechanism (9), said damping mechanism (9) comprises a damping seat (91), said damping seat (91) has a fourth groove (911), said frame (1) is located in said fourth groove (911), a damping spring (92) is located in said fourth groove (911), one end of said damping spring (92) is connected to the bottom wall of said fourth groove (911), and the other end is connected to said frame (1).