Crushing device of impact crusher

Abstract

The utility model relates to the field of crushers, and discloses a crushing device of an impact crusher, which comprises a mounting plate, a rotating shaft is rotatably mounted on the inner side of the mounting plate, a crusher shell is rotatably mounted on the outer side of the rotating shaft, plate hammers are fixedly mounted on the periphery of the outer side of the rotating shaft, and a lining plate is fixedly mounted on one side of each plate hammer. A first chain wheel is fixedly installed on the outer side of the rotating shaft, and a driving shaft is rotatably installed on the inner side of the installation plate. The device has the following advantages and effects that through the arrangement of the driving assembly, the device can control the motor to drive the driving shaft to rotate, so that the driving shaft drives the rotating shaft to rotate through the first chain wheel, the second chain wheel and the chain; the rotating shaft can drive the plate hammer and the lining plate to crush materials in an impact mode, and the driving shaft can drive the crusher shell to rotate in the opposite direction through the driving gear in the rotating process, so that the crushing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crushers, in particular to a crushing device of an impact crusher. Background Art

[0002] Impact crushers generally use high-speed rotating hammers to impact the materials in the crushing chamber at high speed, causing the materials to impact and break, and the impacted materials rush to the impact plate at high speed. After the materials are impacted and broken again on the impact plate, they bounce back from the impact plate to the hammer striking area to repeat the above crushing process. At the same time, the materials collide and impact with each other during the round trip between the hammer and the impact plate. The impact crusher currently used is equipped with several rows of single hammers on the rotor;

[0003] Announcement No. CN 202962553 U discloses a crushing device of an impact crusher, comprising a frame, a feed hopper arranged on the frame, and a rotor assembly installed in the frame, wherein the rotor assembly comprises a plate hammer, a liner, a rotor, a rotating shaft, a flywheel and a pulley, wherein the plate hammer is fixedly mounted on the liner by bolts, the liner is fixedly connected to the rotor, the rotor is connected to the rotating shaft by a locating pin and a flat key, the flywheel and the pulley are respectively mounted at both ends of the rotating shaft, and a bearing gland is installed at the connection between the flywheel and the pulley and the rotating shaft;

[0004] In the prior art, the device has a low striking efficiency when in use, and it rotates only through a single axis, so that the device takes a long time to crush the material;

[0005] Therefore, it is necessary to design a crushing device of an impact crusher with higher crushing efficiency. Utility Model Content

[0006] The utility model aims to provide a pulverizing device for an impact crusher, which has high pulverizing efficiency.

[0007] The above technical purpose of the utility model is achieved through the following technical solutions: a crushing device of an impact crusher, comprising a mounting plate, a rotating shaft is rotatably mounted on the inner side of the mounting plate, a crusher shell is rotatably mounted between one side of the mounting plate, the crusher shell is rotatably mounted on the outer side of the rotating shaft, a plate hammer is fixedly mounted around the outer side of the rotating shaft, a lining plate is fixedly mounted on one side of the plate hammer, a first sprocket is fixedly mounted on the outer side of the rotating shaft, a driving shaft is rotatably mounted on the inner side of the mounting plate, a second sprocket is fixedly mounted on the outer side of the driving shaft, a chain is tensioned on the outer sides of the first sprocket and the second sprocket, and the first sprocket and the second sprocket are meshed with the chain; a driving assembly, the driving assembly is mounted on the mounting plate, the driving shaft and the crusher shell; a feeding assembly, the feeding assembly is mounted on the crusher shell.

[0008] The utility model is further configured as follows: the driving assembly includes a motor and a driving gear, the motor is fixedly mounted on the left side of the mounting plate, the driving shaft is fixedly mounted on the output end of the motor, the driving shaft and the outer side of the crusher housing are fixedly mounted with driving gears on both sides, and the driving gears are meshed with each other.

[0009] By adopting the above technical solution, after the motor drives the driving shaft to rotate, it can drive the rotating shaft through the first sprocket to rotate in the same direction as the driving shaft. Through the driving gear, the crusher housing and the driving shaft rotate in opposite directions, so that the rotation speed of the device is increased, thereby improving the crushing efficiency.

[0010] The utility model is further configured as follows: the unloading assembly includes a unloading frame, a baffle, a handle, a locking block, a screw and a knob; the unloading frame is fixedly mounted on the outside of the crusher housing; the baffle is arranged on the inside of the unloading frame; the handle is fixedly mounted on one side of the baffle; the locking block is arranged on the top of the baffle; the screw is threadedly mounted on the front and rear sides of the inner side of the unloading frame and the locking block; and the knob is fixedly mounted on the outside of one end of the screw.

[0011] By adopting the above technical solution, the material of the device is not easy to leak out after loading and unloading, and the device is fixed more tightly.

[0012] The utility model is further configured as follows: a mounting groove is provided on one side of the mounting plate, and the rotating shaft is rotatably mounted on the inner side of the mounting groove.

[0013] By adopting the above technical solution, the installation groove facilitates the installation of the rotating shaft.

[0014] The utility model is further configured as follows: a feeding trough is provided on one side of the feeding frame and the crusher shell, and the inner diameter of the feeding trough above the feeding frame is larger than the inner diameter of the feeding trough outside the crusher shell.

[0015] By adopting the above technical solution, the baffle can be supported by the crusher shell after being placed, so that the baffle is not easy to fall into the inner side of the crusher shell.

[0016] The utility model is further configured as follows: the baffle is in an arc shape, and the inner diameter of the baffle is the same as that of the blanking frame.

[0017] By adopting the above technical solution, the baffle plate and the blanking frame are closely fitted, thereby achieving a better sealing effect.

[0018] The utility model is further configured as follows: one side of the locking block is arc-shaped, and the locking block fits with the baffle.

[0019] By adopting the above technical solution, the locking block can lock the baffle plate, so that the baffle plate and the locking block are not prone to shaking during the rotation of the crusher shell.

[0020] The utility model is further configured as follows: threaded holes are provided on the front and rear sides of the blanking frame and the locking block, and the screw rod is meshed with the threaded holes.

[0021] By adopting the above technical solution, the screw rod can lock the blanking frame and the locking block, making the connection tighter.

[0022] The utility model is further configured as follows: a rotation groove is provided on one side of the mounting plate, and the driving shaft is rotatably mounted on the inner side of the rotation groove.

[0023] By adopting the above technical solution, the rotating groove makes it easier for the drive shaft to be more stable after rotation.

[0024] The utility model is further configured as follows: the length of the material discharge frame is smaller than the distance between the crusher housing and the driving shaft.

[0025] By adopting the above technical solution, the blanking frame is less likely to collide with the driving shaft during the rotation process.

[0026] The beneficial effects of the utility model are:

[0027] 1. The utility model is provided with a driving assembly, which can control the motor to drive the driving shaft to rotate, so that the driving shaft drives the rotating shaft to rotate through the first sprocket, the second sprocket and the chain, so that the rotating shaft can drive the plate hammer and the liner to impact and crush the material, and the driving shaft can drive the crusher shell to rotate in the opposite direction through the driving gear during the rotation process, so as to improve the crushing efficiency;

[0028] 2. The utility model has a material discharging assembly. After the crushing is completed, the knob can be turned to drive the screw rod to disengage from the inside of the locking block, so that the locking block does not limit and fix the baffle plate, and the baffle plate can be taken out through the handle, thereby facilitating loading and unloading of materials and preventing the materials from leaking out during the crushing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 The utility model discloses a structural schematic diagram of a crushing device of an impact crusher.

[0031] Figure 2 It is a partial structural schematic diagram of a pulverizing device of an impact crusher proposed by the utility model.

[0032] Figure 3 The utility model discloses an explosion structure diagram of a pulverizing device of an impact crusher.

[0033] In the figure, 1. mounting plate; 2. rotating shaft; 3. plate hammer; 4. lining plate; 5. first sprocket; 6. driving shaft; 7. second sprocket; 8. chain; 9. motor; 10. driving gear; 11. unloading frame; 12. baffle; 13. handle; 14. locking block; 15. screw rod; 16. knob; 17. mounting slot; 18. unloading slot; 19. threaded hole; 20. rotating slot; 21. crusher casing. DETAILED DESCRIPTION

[0034] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a crushing device of an impact crusher, comprising a mounting plate 1, a rotating shaft 2 is rotatably mounted on the inner side of the mounting plate 1, a crusher casing 21 is rotatably mounted between one side of the mounting plate 1, the crusher casing 21 is rotatably mounted on the outer side of the rotating shaft 2, a plate hammer 3 is fixedly mounted around the outer side of the rotating shaft 2, a lining plate 4 is fixedly mounted on one side of the plate hammer 3, a first sprocket 5 is fixedly mounted on the outer side of the rotating shaft 2, a driving shaft 6 is rotatably mounted on the inner side of the mounting plate 1, a second sprocket 7 is fixedly mounted on the outer side of the driving shaft 6, a chain 8 is tensioned on the outer sides of the first sprocket 5 and the second sprocket 7, and the first sprocket 5 and the second sprocket 7 are meshed with the chain 8; a driving assembly, the driving assembly is mounted on the mounting plate 1, the driving shaft 6 and the crusher casing 21; a material discharge assembly, the material discharge assembly is mounted on the crusher casing 21.

[0035] Specifically, the driving assembly includes a motor 9 and a driving gear 10. The motor 9 is fixedly mounted on the left side of the mounting plate 1. The driving shaft 6 is fixedly mounted on the output end of the motor 9. The driving gears 10 are fixedly mounted on the left and right sides of the outer side of the driving shaft 6 and the crusher housing 21, and the driving gears 10 are meshed with each other.

[0036] Specifically, the unloading assembly includes a unloading frame 11, a baffle 12, a handle 13, a locking block 14, a screw 15 and a knob 16. The unloading frame 11 is fixedly mounted on the outside of the crusher housing 21, the baffle 12 is arranged on the inside of the unloading frame 11, the handle 13 is fixedly mounted on one side of the baffle 12, the locking block 14 is arranged on the top of the baffle 12, the screw 15 is threadedly mounted on the front and rear sides of the inner side of the unloading frame 11 and the locking block 14, and the knob 16 is fixedly mounted on the outside of one end of the screw 15.

[0037] Specifically, a mounting groove 17 is formed on one side of the mounting plate 1 , and the rotating shaft 2 is rotatably mounted inside the mounting groove 17 .

[0038] Specifically, a feeding chute 18 is provided on one side of the feeding frame 11 and the crusher housing 21 , and the inner diameter of the feeding chute 18 above the feeding frame 11 is greater than the inner diameter of the feeding chute 18 outside the crusher housing 21 .

[0039] Specifically, the baffle 12 is arc-shaped, and the inner diameter of the baffle 12 is the same as that of the blanking frame 11 .

[0040] Specifically, one side of the locking block 14 is arc-shaped, and the locking block 14 fits the baffle 12 .

[0041] Specifically, threaded holes 19 are formed on the front and rear sides of the blanking frame 11 and the locking block 14 , and the screw rod 15 is engaged with the threaded holes 19 .

[0042] Specifically, a rotation groove 20 is opened on one side of the mounting plate 1 , and the driving shaft 6 is rotatably mounted inside the rotation groove 20 .

[0043] Specifically, the length of the unloading frame 11 is smaller than the distance between the crusher housing 21 and the driving shaft 6 .

[0044] The specific operation is that the device can control the motor 9 to drive the driving shaft 6 to rotate, so that the driving shaft 6 drives the rotating shaft 2 to rotate through the first sprocket 5, the second sprocket 7 and the chain 8, so that the rotating shaft 2 can drive the plate hammer 3 and the lining plate 4 to impact-crush the material, and the driving shaft 6 can drive the crusher casing 21 to rotate in the opposite direction through the driving gear 10 during the rotation, so that the crushing efficiency is improved; after the crushing is completed, the knob 16 can be rotated to drive the screw rod 15 to disengage from the inside of the locking block 14, so that the locking block 14 does not limit and fix the baffle 12, so that the baffle 12 can be taken out through the handle 13, thereby facilitating loading and unloading, and preventing the material from leaking out during the crushing process.

Claims

1. A crushing device for an impact crusher, characterized in that: include: A mounting plate (1), a rotating shaft (2) is rotatably mounted on the inner side of the mounting plate (1), a crusher housing (21) is rotatably mounted between one side of the mounting plate (1), the crusher housing (21) is rotatably mounted on the outer side of the rotating shaft (2), a plate hammer (3) is fixedly mounted around the outer side of the rotating shaft (2), a lining plate (4) is fixedly mounted on one side of the plate hammer (3), a first sprocket (5) is fixedly mounted on the outer side of the rotating shaft (2), a driving shaft (6) is rotatably mounted on the inner side of the mounting plate (1), a second sprocket (7) is fixedly mounted on the outer side of the driving shaft (6), a chain (8) is tensionedly arranged on the outer sides of the first sprocket (5) and the second sprocket (7), and the first sprocket (5) and the second sprocket (7) are meshed with the chain (8); A drive assembly, the drive assembly being mounted on the mounting plate (1), the drive shaft (6) and the crusher housing (21); A material discharge assembly is mounted on the crusher housing (21).

2. The pulverizing device of an impact crusher according to claim 1, characterized in that: The driving assembly comprises a motor (9) and a driving gear (10), wherein the motor (9) is fixedly mounted on the left side of the mounting plate (1), and the driving shaft (6) is fixedly mounted on the output end of the motor (9). The driving gears (10) are fixedly mounted on the left and right sides of the outer side of the driving shaft (6) and the crusher housing (21), and the driving gears (10) are meshed with each other.

3. The pulverizing device of an impact crusher according to claim 1, characterized in that: The material discharging assembly comprises a material discharging frame (11), a baffle (12), a handle (13), a locking block (14), a screw rod (15) and a knob (16); the material discharging frame (11) is fixedly mounted on the outside of a crusher housing (21); the baffle (12) is arranged on the inside of the material discharging frame (11); the handle (13) is fixedly mounted on one side of the baffle (12); the locking block (14) is arranged on the top of the baffle (12); the screw rod (15) is threadedly mounted on the front and rear sides of the inner sides of the material discharging frame (11) and the locking block (14); and the knob (16) is fixedly mounted on the outside of one end of the screw rod (15).

4. The pulverizing device of an impact crusher according to claim 1, characterized in that: A mounting groove (17) is provided on one side of the mounting plate (1), and the rotating shaft (2) is rotatably mounted on the inner side of the mounting groove (17).

5. The pulverizing device of an impact crusher according to claim 3, characterized in that: A material discharge chute (18) is provided on one side of the material discharge frame (11) and the crusher housing (21); the inner diameter of the material discharge chute (18) above the material discharge frame (11) is larger than the inner diameter of the material discharge chute (18) outside the crusher housing (21).

6. The pulverizing device of an impact crusher according to claim 3, characterized in that: The baffle plate (12) is in an arc shape, and the inner diameter of the baffle plate (12) is the same as that of the blanking frame (11).

7. The pulverizing device of an impact crusher according to claim 3, characterized in that: One side of the locking block (14) is arc-shaped, and the locking block (14) fits closely with the baffle (12).

8. The pulverizing device of an impact crusher according to claim 3, characterized in that: The front and rear sides of the blanking frame (11) and the locking block (14) are provided with threaded holes (19), and the screw rod (15) is meshed with the threaded holes (19).

9. The pulverizing device of an impact crusher according to claim 1, characterized in that: A rotation groove (20) is provided on one side of the mounting plate (1), and the drive shaft (6) is rotatably mounted on the inner side of the rotation groove (20).

10. The pulverizing device of an impact crusher according to claim 3, characterized in that: The length of the unloading frame (11) is smaller than the distance between the crusher housing (21) and the driving shaft (6).

Images