阅读说明：本技术 一种石灰石用锤式破碎机 (Hammer crusher for limestone ) 是由 何桢 于 2021-09-08 设计创作，主要内容包括：发明属于水泥加工领域,为一种石灰石用锤式破碎机,一种石灰石用锤式破碎机,包括壳体,所述壳体上侧设有进料腔,所述进料腔下侧壁上固定设有两根活动轴,所述活动轴间连接设有传送带,传送带、所述活动轴与外部设备共同构成输料装置。本发明在破碎生产工程中,筛选板下方设有凸轮装置,不断的将筛选板推起,使得落在筛选版上的原料进一步接触,不断的抖动,也防止了原料堆积在筛选孔中,而在转子上采用了方形和原型两种锤头,方形锤头主要用于将送入的原料击飞和将过大的原料推出,圆形锤头用于和筛选板接触,碾压原料。(The invention belongs to the field of cement processing, and relates to a hammer crusher for limestone, which comprises a shell, wherein a feeding cavity is arranged on the upper side of the shell, two movable shafts are fixedly arranged on the lower side wall of the feeding cavity, a conveying belt is connected between the movable shafts, and the conveying belt, the movable shafts and external equipment jointly form a conveying device. In the crushing production engineering, the cam device is arranged below the screening plate, the screening plate is continuously pushed up, so that raw materials falling on the screening plate are further contacted and continuously shaken, the raw materials are prevented from being accumulated in the screening holes, the square hammer head and the prototype hammer head are adopted on the rotor, the square hammer head is mainly used for flying the fed raw materials and pushing out overlarge raw materials, and the circular hammer head is used for contacting with the screening plate and rolling the raw materials.)

1. The utility model provides a hammer crusher for lime stone, includes casing (10), its characterized in that, casing (10) upside is equipped with feeding chamber (11), it is equipped with two loose axles (32) to rotate on the lateral wall under feeding chamber (11), the connection is equipped with conveyer belt (31) between loose axle (32), conveyer belt (31) loose axle (32) constitute the feeding device jointly with external equipment, lateral wall is equipped with broken chamber (38) under casing (10), be equipped with breaker in broken chamber (38), breaker is used for throwing away the raw materials of carrying forward, broken chamber (38) downside is equipped with discharge gate (27), be equipped with the sieving mechanism in discharge gate (27), the sieving mechanism is used for discharging broken qualified raw materials.

2. A hammer crusher for limestone as claimed in claim 1 wherein: breaker is connected including rotating main shaft (37) between preceding rear sidewall, main shaft (37) rear end and motor output fixed connection, equidistant fixed six fixed axles (50), every from the front to the back are provided with on main shaft (37) fixed six locking axles (39) that are equipped with on fixed axle (50), every interval is one all fixed being equipped with board hammer frame (36), every on board hammer frame (36) fixed being equipped with first hinge (35), it is equipped with circular board hammer (34) to rotate on first hinge (35), every adjacent two all fixed being equipped with board hammer (40) on locking axle (39) between circular board hammer (34).

3. A hammer crusher for limestone as claimed in claim 2, wherein: sieving mechanism is including fixing second hinge (24) on discharge gate (27) right side wall, it is equipped with sieve (25) to rotate on second hinge (24), be equipped with a plurality of screening hole on sieve (25), sieve (25) right-hand member rotates and is equipped with two loose axles (32), the connection is equipped with conveyer belt (31) between loose axle (32).

4. A hammer crusher for limestone as claimed in claim 3 wherein: a first support (51) is fixedly arranged on the left side wall of the discharge hole (27), a third hinge (52) is fixedly arranged on the first support (51), the third hinge (52) is hinged with the telescopic rod (41), the lower side wall of the sieve plate (25) is fixedly provided with a fourth hinge (53), the telescopic rod (41) is hinged with the fourth hinge (53), a fifth hinge (47) is fixedly arranged on the left side wall of the discharge hole (27), a cam (46) is rotatably arranged on the fifth hinge (47), a sixth hinge (45) is fixedly arranged on the cam (46), the sixth hinge (45) is hinged with the first pull rod (44), a second support (42) is fixedly arranged on the lower side wall of the sieve plate (25), and a seventh hinge (43) is fixedly arranged at the lower end of the second support (42), and the seventh hinge (43) is hinged with the first pull rod (44).

5. A hammer crusher for limestone as claimed in claim 4, wherein: the feeding device is characterized in that a second pull rod (12) is fixedly arranged on the side wall of the feeding cavity (11), an eighth hinge (13) is arranged on the second pull rod (12) in a rotating manner, the eighth hinge (13) is fixedly arranged in the upper side wall of the impact plate (15), a plurality of impact lining plates (14) are fixedly arranged on the lower side wall of the impact plate (15), a sliding groove (54) is formed between each impact lining plate (14) and the impact plate (15), a fourth pull rod (55) is slidably arranged in each sliding groove (54), a fourth pull rod (48) is fixedly arranged at the upper end of each third pull rod (55), the lower end of each third pull rod (55) is fixedly connected with the impact lining plate (14), a spring (49) is fixedly connected between the lower side wall of the sliding groove (54) and the impact plate (15), a ninth hinge (16) is fixedly arranged on the upper side wall of the impact plate (15), the casing (10) outer wall is fixed and is equipped with pneumatic cylinder (17), it is equipped with piston rod (18) to slide in pneumatic cylinder (17), ninth hinge (16) with piston rod (18) are articulated.

6. A hammer crusher for limestone as claimed in claim 5, wherein: be equipped with exhaust chamber (28) on casing (10) left side wall, exhaust chamber (28) right side is fixed and is equipped with baffle (23), exhaust chamber (28) left side is fixed and is equipped with motor (30), be equipped with fan (29) on motor (30) output.

Technical Field

The invention belongs to the field of cement processing, and particularly relates to a hammer crusher for limestone.

Background

As is well known, a hammer crusher for limestone is a machine for crushing materials in an impact manner, and is divided into a single rotor type and a double rotor type, and is mainly used for crushing medium-hardness materials in the industrial sectors of cement, chemical engineering, electric power and the like, such as large limestone, coal slag and the like. And current hammer crusher for lime stone mainly adopts single tup, drives the rotor through the motor, and the rotor drives the tup, and rotatory impact of high-speed pivoted through the tup is smashed the material, hits the material simultaneously and hits the material on the counterattack welt, but the material volume that this kind of mode produced is inhomogeneous, still need further broken handle, and at the in-process of arranging the material, the material probably returns to piling up in the screening hole, leads to the space to block up, need shut down and carry out the manual work and get rid of, has not only delayed man-hour, has still increased the unnecessary manpower.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a hammer crusher for limestone, which can fully crush materials in the crushing production process and quickly screen out qualified products.

The purpose of the invention can be realized by the following technical scheme that the device comprises a shell, wherein a feeding cavity is arranged on the upper side of the shell, two movable shafts are rotatably arranged on the lower side wall of the feeding cavity, a conveying belt is connected between the movable shafts, the conveying belt, the movable shafts and external equipment form a conveying device, a crushing cavity is arranged on the lower side wall of the shell, a crushing device is arranged in the crushing cavity and used for throwing away conveyed raw materials, a discharge hole is arranged on the lower side of the crushing cavity, and a screening device is arranged in the discharge hole and used for discharging qualified crushed raw materials.

Preferably, breaker is connected including rotating the main shaft between preceding rear sidewall, main shaft rear end and motor output end fixed connection, equidistant fixed six fixed axles, every of being provided with from the front to the back on the main shaft fixed six locking axles that are equipped with on the fixed axle, every interval is one the epaxial all fixed board hammer frame that is equipped with of locking, every fixed first hinge that is equipped with on the board hammer frame, it is equipped with circular board hammer, every adjacent two to rotate on the first hinge the epaxial all fixed board hammers that are equipped with of locking between circular board hammer.

Preferably, the screening device is including fixing second hinge on the discharge gate right side wall, it is equipped with the sieve to rotate on the second hinge, be equipped with a plurality of screening hole on the sieve, the sieve right-hand member rotates and is equipped with two loose axles, the connection is equipped with the conveyer belt between the loose axle.

Preferably, the fixed first support that is equipped with on the discharge gate left side wall, the fixed third hinge that is equipped with on the first support, third hinge and telescopic link are articulated, the fixed fourth hinge that is equipped with on the lateral wall under the sieve, the telescopic link with the fourth hinge is articulated, the fixed fifth hinge that is equipped with on the discharge gate left side wall, it is equipped with the cam to rotate on the fifth hinge, the fixed sixth hinge that is equipped with on the cam, the sixth hinge is articulated with first pull rod, the fixed second support that is equipped with under the sieve on the lateral wall, the fixed seventh hinge that is equipped with of second support lower extreme, the seventh hinge with first pull rod is articulated.

Preferably, the fixed second pull rod that is equipped with of lateral wall on the feeding chamber, it is equipped with the eighth hinge to rotate on the second pull rod, the eighth hinge is fixed to be set up in the lateral wall on the counterattack board, the fixed a plurality of counterattack welt that is equipped with of counterattack board lower lateral wall, every the counterattack welt with all be equipped with the spout between the counterattack board, every it is equipped with the fourth pull rod, every to slide in the spout the third pull rod upper end is all fixed and is equipped with the fourth pull rod, every third pull rod lower extreme fixedly connected with the counterattack welt, the spout under the lateral wall with fixedly connected with spring between the counterattack board, the fixed ninth hinge that is equipped with of lateral wall on the counterattack board, the fixed pneumatic cylinder that is equipped with of casing outer wall, it is equipped with the piston rod to slide in the pneumatic cylinder, the ninth hinge with the piston rod is articulated.

Preferably, the casing left side wall is equipped with the exhaust chamber, the fixed baffle that is equipped with in exhaust chamber right side, the fixed motor that is equipped with in exhaust chamber left side, be equipped with the fan on the motor output.

When the crusher starts to operate, at first place the raw materials on the conveyer belt, it is rotatory that outside motor drives the loose axle, and be connected with the conveyer belt between the loose axle, the conveyer belt drives the raw materials and gets into the feeding chamber, and simultaneously, outside motor drives the main shaft rotatory, the main shaft drives first hinge and the quick rotation of slap hammer, along with continuous feeding, the raw materials falls on the main shaft, because high-speed rotation, first hinge and slap hammer fly the raw materials, beat and fall on the counterattack welt, owing to the effect of power, it drops on the sieve to hit the raw materials, and the counterattack welt is fixed on the counterattack board, the counterattack board passes through the eighth hinge and is connected with first pull rod, ninth hinged joint on the counterattack board has the piston rod, along with hitting of raw materials, the impact of motion reduction power of counterattack board accessible piston rod in the pneumatic cylinder, avoid it to receive great impact.

The raw materials falls on the sieve after, and the sieve below is equipped with the cam, outside motor drives the cam rotation, and the cam passes through the second pull rod and articulates on the sieve, the sieve swings round the third hinge, make sieve and main shaft near each other, then the raw materials further is rolled by circular board hammer, and a plurality of screening hole has been seted up on the sieve, only the suitable finished product of size can pass through the screening hole, and along with the continuous rotation of main shaft, suitable finished product passes through the screening hole and gets into the bin outlet, it is improper to be released by the board hammer, get into the conveyer belt of casing lower extreme.

In the crushing process, a motor in the exhaust cavity is started to drive a fan to rotate, generated dust is sucked away, and the baffle is used for preventing the raw materials in the crushing engineering from flying into the exhaust cavity.

Compared with the prior art, this hammer crusher for lime stone has following advantage:

1. the square hammer head is mainly used for flying the fed raw materials and pushing out the overlarge raw materials, and the round hammer head is used for contacting with the screening plate and rolling the raw materials.

2. The hydraulic buffer device is arranged on the impact plate, so that the impact of materials on the impact plate can be reduced, and the service life of the impact plate is prolonged.

3. The screening board below is equipped with cam gear, can be continuous with the screening board jack-up for the raw materials that fall on the screening version further contacts with the tup, and continuous shake has also prevented that the raw materials from piling up in the screening hole.

Drawings

Fig. 1 is a schematic view of a hammer crusher for limestone.

Fig. 2 is a partial sectional view taken in the direction of a-a in fig. 1.

FIG. 3 is a schematic diagram of the structure of the screening plate.

Fig. 4 is an enlarged view of the structure at B in fig. 1.

Fig. 5 is an enlarged view of the structure at C in fig. 1.

In the figure, 10, the housing; 11. a feed cavity; 12. a first pull rod; 13. an eighth hinge; 14. counterattack the lining board; 15. a counterattack plate; 16. a ninth hinge; 17. a hydraulic cylinder; 18. a piston rod; 23. a baffle plate; 24. a second hinge; 25. a sieve plate; 26. a support; 27. a discharge port; 28. an exhaust chamber; 29. a fan; 30. a motor; 31. a conveyor belt; 32. a movable shaft; 33. a rotor frame; 34. a circular plate hammer; 35. a first hinge; 36. a plate hammer frame; 37. a main shaft; 38. a crushing chamber; 39. a locking shaft; 40. a plate hammer; 41. a telescopic rod; 42. a second support; 43. a seventh hinge; 44. a second pull rod; 45. a sixth hinge; 46. a cam; 47. a fifth hinge; 48. a fourth pull rod; 49. a spring; 50. a fixed shaft; 51. a first support; 52. a third hinge; 53. a fourth hinge; 54. a chute; 55. and a third pull rod.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, a hammer crusher for limestone comprises a shell 10, a feeding cavity 11 is arranged on the upper side of the shell 10, two movable shafts 32 are rotatably arranged on the lower side wall of the feeding cavity 11, a conveyor belt 31 is connected between the movable shafts 32, the conveyor belt 31, the movable shafts 32 and external equipment jointly form a material conveying device, a crushing cavity 38 is arranged on the lower side wall of the shell 10, a crushing device is arranged in the crushing cavity 38 and used for throwing away conveyed raw materials, a discharge port 27 is arranged on the lower side of the crushing cavity 38, a screening device is arranged in the discharge port 27 and used for discharging the raw materials qualified for crushing.

As shown in fig. 1, 2 and 5, the crushing device includes a main shaft 37 rotatably connected between the front and rear side walls, the rear end of the main shaft 37 is fixedly connected with the output end of the motor, six fixing shafts 50 are fixedly arranged on the main shaft 37 at equal intervals from front to rear, six locking shafts 39 are fixedly arranged on each fixing shaft 50, a plate hammer frame 36 is fixedly arranged on every other locking shaft 39, a first hinge 35 is fixedly arranged on each plate hammer frame 36, a circular plate hammer 34 is rotatably arranged on each first hinge 35, and a plate hammer 40 is fixedly arranged on each locking shaft 39 between every two adjacent circular plate hammers 34.

As shown in fig. 1 and fig. 3, the screening device includes a second hinge 24 fixed on the right side wall of the discharge port 27, a screen plate 25 is rotatably arranged on the second hinge 24, a plurality of screening holes are arranged on the screen plate 25, two movable shafts 32 are rotatably arranged at the right end of the screen plate 25, and a conveyor belt 31 is connected between the movable shafts 32.

As shown in fig. 1 and 4, a first support 51 is fixedly arranged on the left side wall of the discharge port 27, a third hinge 52 is fixedly arranged on the first support 51, the third hinge 52 is hinged to the telescopic rod 41, a fourth hinge 53 is fixedly arranged on the lower side wall of the sieve plate 25, the telescopic rod 41 is hinged to the fourth hinge 53, a fifth hinge 47 is fixedly arranged on the left side wall of the discharge port 27, a cam 46 is rotatably arranged on the fifth hinge 47, a sixth hinge 45 is fixedly arranged on the cam 46, the sixth hinge 45 is hinged to the first pull rod 44, a second support 42 is fixedly arranged on the lower side wall of the sieve plate 25, a seventh hinge 43 is fixedly arranged at the lower end of the second support 42, and the seventh hinge 43 is hinged to the first pull rod 44.

As shown in fig. 1, a second pull rod 12 is fixedly arranged on the upper side wall of the feeding cavity 11, an eighth hinge 13 is rotatably arranged on the second pull rod 12, the eighth hinge 13 is fixedly arranged in the upper side wall of the impact plate 15, a plurality of impact lining plates 14 are fixedly arranged on the lower side wall of the impact plate 15, a sliding groove 54 is formed between each impact lining plate 14 and the impact plate 15, a fourth pull rod 55 is slidably arranged in each sliding groove 54, a fourth pull rod 48 is fixedly arranged at the upper end of each third pull rod 55, an impact lining plate 14 is fixedly connected at the lower end of each third pull rod 55, a spring 49 is fixedly connected between the lower side wall of each sliding groove 54 and the impact plate 15, a ninth hinge 16 is fixedly arranged on the upper side wall of the impact plate 15, a hydraulic cylinder 17 is fixedly arranged on the outer wall of the shell 10, a piston rod 18 is slidably arranged in the hydraulic cylinder 17, and the ninth hinge 16 is hinged to the piston rod 18.

As shown in fig. 1, an exhaust cavity 28 is disposed on the left sidewall of the housing 10, a baffle 23 is fixedly disposed on the right side of the exhaust cavity 28, a motor 30 is fixedly disposed on the left side of the exhaust cavity 28, and a fan 29 is disposed on the output end of the motor 30.

When the crusher starts to operate, firstly, raw materials are placed on a conveyor belt 31, an external motor drives movable shafts 32 to rotate, the conveyor belt 31 is connected between the movable shafts 32, the conveyor belt 31 drives the raw materials to enter a feeding cavity 11, meanwhile, the external motor drives a main shaft 37 to rotate, the main shaft 37 drives a first hinge 35 and a plate hammer 40 to rotate rapidly, the raw materials fall on the main shaft 37 along with continuous feeding, due to high-speed rotation, the first hinge 35 and the plate hammer 40 fly the raw materials to strike on a counterattack lining plate 14, the raw materials are broken and fall on a sieve plate 25 under the action of force, the counterattack lining plate 14 is fixed on a counterattack plate 15, the counterattack plate 15 is connected with a first pull rod 12 through an eighth hinge 13, a ninth hinge 16 on the counterattack plate 15 is connected with a piston rod 18, along with striking of the raw materials, the counterattack plate 15 can reduce impact of force through the movement of the piston rod 18 in a hydraulic cylinder 17, avoiding it from receiving a large impact.

After the raw materials fell on the sieve 25, and sieve 25 below is equipped with cam 46, outside motor drive cam 46 is rotatory, and cam 46 articulates on sieve 25 through second drag link 44, sieve 25 swings around third hinge 52, make sieve 25 and main shaft 37 closely adjacent to each other, then the raw materials is further rolled by circular board hammer 34, and sieve 25 is last to have seted up a plurality of screening hole, only the suitable finished product of size can pass through the screening hole, and along with the continuous rotation of main shaft 37, suitable finished product passes through the screening hole and gets into the bin outlet, it is improper to be pushed out by board hammer 40, get into conveyer belt 31 of casing 10 lower extreme.

During the crushing process, the motor in the exhaust chamber 28 is started to drive the fan 29 to rotate, so as to suck the generated dust, and the baffle plate 23 is used for preventing the raw materials in the crushing process from flying into the exhaust chamber 28.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.