Mechanism for automatically lifting and placing hammer body of crusher

Abstract

The utility model relates to an automatic lifting crusher hammer body mechanism, which comprises a crusher body, a driving machine and a hammer body mechanism, the two sides of the hammer body mechanism are respectively provided with a vertically through fixing hole, a long screw rod is inserted into the fixing holes, and the outer wall of the long screw rod is sleeved and connected with a bolt in a threaded manner. According to the utility model, a long screw rod fixing mode is adopted, and the arrangement of the oil cylinder main body is matched, so that the hammer body mechanism can be flexibly lifted and descended, meanwhile, the hammer body mechanism can be flexibly disassembled, assembled and debugged, and after the design is improved, the defect that the hammer body mechanism of the traditional machine is difficult to automatically lift and release can be effectively overcome, and the working efficiency is improved. According to the automatic lifting and placing type crusher hammer body mechanism, convenience is provided for use and operation of field equipment, rapid and effective field installation and debugging can be achieved, the operation safety is seriously restricted by underground coal mine construction, limited space and complex environment, and the equipment safety can be effectively improved through investment of the automatic lifting and placing type crusher hammer body mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine construction, in particular to an automatic lifting and lowering hammer mechanism for a crusher. Background Art

[0002] In underground coal mine construction, crushers are one of the common equipment used to crush coal to meet different production needs. However, the hammer mechanism of traditional crushers generally has the problem of difficulty in automatic lifting and lowering, which brings many inconveniences and troubles to the on-site use, operation, installation, commissioning, maintenance and replacement of the equipment.

[0003] Therefore, there is an urgent market demand and technical value to develop a new mechanism that can automatically lift and lower the crusher hammer mechanism to improve the efficiency and safety of equipment use. Utility Model Content

[0004] In order to solve the problems of the prior art, the utility model provides an automatic lifting and lowering mechanism for a crusher hammer.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions: an automatic lifting and lowering crusher hammer mechanism, comprising a crusher body, a driving machine and a hammer mechanism, wherein both sides of the hammer mechanism are provided with fixing holes which penetrate up and down, a long screw is inserted into the fixing hole, a bolt is connected to the outer wall thread sleeve of the long screw, the crusher body is fixedly connected with the crusher body through the long screw, and the long screw limits the hammer mechanism;

[0006] A reducer is fixedly connected to one side of the hammer mechanism by bolts, a driving machine is fixedly connected to one side of the reducer, an output end of the driving machine is fixedly connected to an input end of the reducer, a rotating shaft is rotatably connected to the inside of the hammer mechanism by a bearing, an output shaft is fixedly connected to the output end of the reducer, and the output shaft is fixedly connected to one end of the rotating shaft;

[0007] A cylinder body is fixedly connected to the interior of the crusher body. The number of the cylinder bodies is set to four. The four cylinder bodies are distributed at the top and bottom ends on both sides of the hammer mechanism, and are used to support the hammer mechanism and adjust and control the height position of the hammer mechanism in the crusher body. A linear output shaft is fixedly connected to the output end of the cylinder body, and the linear output shaft is fixedly connected to the end face of the hammer mechanism.

[0008] Preferably, a rotor is fixedly connected to the axis of the rotating shaft, and the rotor is located inside the hammer mechanism and is used for crushing coal.

[0009] Preferably, a fixing seat is fixedly connected to the outer side of the fixing hole, a hammer head is placed on the outer side of the fixing seat, and the hammer head is fixedly connected to the fixing seat by a fixing bolt, so as to facilitate replacement.

[0010] Preferably, the cooling method of the crusher body and the driving machine as a whole is set to water cooling to improve the cooling effect.

[0011] Preferably, the number of the hammer mechanisms is set to two, and four fixing holes are distributed inside each of the hammer mechanisms.

[0012] The beneficial effects of the utility model are:

[0013] 1. The utility model adopts a long screw fixing method, and cooperates with the setting of the oil cylinder body to realize the flexible lifting and lowering operation of the hammer mechanism, and at the same time can realize the flexible disassembly and installation and debugging of the hammer mechanism. After the design improvement, it can effectively overcome the disadvantage of the traditional model that the hammer mechanism is difficult to automatically lift and place, and provide convenience for the use and operation of the on-site equipment, and can realize fast and effective installation and debugging on site. In the construction of coal mines, the limited space and complex environment seriously restrict the safety of operation. The investment of automatic lifting and placing of the crusher hammer mechanism can effectively improve the safety of the equipment;

[0014] 2. Limited by the limited construction space and the complexity of the mechanism of traditional models, the improved mechanism has obviously offset the shortcomings of the previous equipment. The use of this mechanism can effectively improve work efficiency. By controlling the height of the oil cylinder, the size of the coal flow can be timely and effectively controlled. The hammer body of the traditional crusher is very difficult to repair or replace parts. After applying this mechanism, it is very convenient to install and replace the hammer body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front sectional schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the overall side sectional structure of the utility model.

[0017] Figure 3 It is an overall top view cross-sectional schematic diagram of the utility model.

[0018] Figure 4 It is a front sectional schematic diagram of the hammer body mechanism of the utility model.

[0019] Figure 5 It is a side sectional schematic diagram of the hammer mechanism of the utility model.

[0020] Figure 6 It is a top view cross-sectional schematic diagram of the hammer mechanism of the utility model.

[0021] Figure 1-6In: 1. Crusher body; 2. Driving machine; 3. Speed ​​reducer; 4. Hammer mechanism; 5. Cylinder body; 31. Output shaft; 41. Rotating shaft; 42. Fixing hole; 421. Long screw; 43. Rotor; 44. Fixing seat; 45. Fixing bolt; 46. Hammer head; 51. Linear output shaft. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figure 1-6 The automatic lifting and lowering crusher hammer mechanism shown comprises a crusher body 1, a driving machine 2 and a hammer mechanism 4. The hammer mechanism 4 is provided with fixing holes 42 which penetrate up and down on both sides. A long screw 421 is inserted into the fixing hole 42. A bolt is connected to the outer wall thread sleeve of the long screw 421. The crusher body 1 is fixedly connected to the crusher body 1 through the long screw 421. The long screw 421 limits the hammer mechanism 4.

[0024] One side of the hammer mechanism 4 is fixedly connected to the reducer 3 by bolts, one side of the reducer 3 is fixedly connected to the driving machine 2, the output end of the driving machine 2 is fixedly connected to the input end of the reducer 3, the inside of the hammer mechanism 4 is rotatably connected to the rotating shaft 41 through a bearing, the output end of the reducer 3 is fixedly connected to the output shaft 31, and the output shaft 31 is fixedly connected to one end of the rotating shaft 41;

[0025] A cylinder body 5 is fixedly connected to the inside of the crushing body 1. The number of the cylinder bodies 5 is set to four. The four cylinder bodies 5 are distributed at the top and bottom ends on both sides of the hammer mechanism 4, and are used to support the hammer mechanism 4. At the same time, the height position of the hammer mechanism 4 at the crushing body 1 is adjusted and controlled. The output end of the cylinder body 5 is fixedly connected to a linear output shaft 51, and the linear output shaft 51 is fixedly connected to the end face of the hammer mechanism 4.

[0026] When in use, the hammer mechanism 4 is fixedly connected to the crusher body 1 through the long screw 421, the cylinder body 5 and its linear output shaft 51 are installed on the inner side of the crusher body 1, and the linear output shaft 51 is used to support the hammer mechanism 4, and is fixedly connected with the long screw 421. When it is necessary to adjust the hammer mechanism 4 to lift up, the two bottom cylinder bodies 5 are controlled to operate, so as to drive the linear output shaft 51 to extend upward, and at the same time, the two top cylinder bodies 5 are operated to drive the linear output shaft 51 to retract upward, and the top and bottom cylinder bodies operate at the same time, with the same extension and retraction distance, thereby driving the hammer mechanism 4 to slide upward on the outer wall of the long screw 421, and then fixed, thereby controlling the hammer mechanism 4 to perform the lifting operation;

[0027] Similarly, when it is necessary to descend, the two oil cylinder bodies 5 at the bottom and the top are controlled to operate in opposite directions, thereby driving the hammer mechanism 4 to move downward. When disassembly and speed adjustment are required, the long screw 421 is used for through-type fixed connection installation, so that efficient disassembly and assembly can be achieved.

[0028] A rotor 43 is fixedly connected to the axis of the rotating shaft 41, and the rotor 43 is located on the inner side of the hammer mechanism 4. A fixing seat 44 is fixedly connected to the outer side of the fixing hole 42. A hammer head 46 is placed on the outer side of the fixing seat 44, and the hammer head 46 is fixedly connected to the fixing seat 44 through a fixing bolt 45. The overall cooling method of the crusher body 1 and the driving machine 2 is set to water cooling. The number of hammer mechanisms 4 is set to two, and four fixing holes 42 are distributed inside each hammer mechanism 4.

[0029] Compared with traditional models, the present application adopts a fixing method of a long screw 421, and cooperates with the setting of the cylinder body 5 to realize the flexible lifting and lowering operations of the hammer mechanism 4, and at the same time can realize the flexible disassembly, installation and debugging of the hammer mechanism 4. After the design improvement, it can effectively overcome the disadvantage of the traditional model that the hammer mechanism 4 is difficult to automatically lift and place.

[0030] In summary, the utility model has the following working principle: when in use, the hammer mechanism 4 is fixedly connected to the crusher body 1 through the long screw 421, the cylinder body 5 and its linear output shaft 51 are installed on the inner side of the crusher body 1, and the linear output shaft 51 is used to support the hammer mechanism 4, and is fixedly connected with the long screw 421. When it is necessary to adjust the hammer mechanism 4 to lift up, the operation of the two bottom cylinder bodies 5 is controlled to drive the linear output shaft 51 to extend upward, and at the same time, the two top cylinder bodies 5 are operated to drive the linear output shaft 51 retracts upward, and the oil cylinder bodies at the top and bottom operate simultaneously, with the same extension and retraction distances, thereby driving the hammer mechanism 4 to slide upward on the outer wall of the long screw 421, and then fixed, thereby controlling the hammer mechanism 4 to perform an upward lifting operation; similarly, when it is necessary to descend, the two oil cylinder bodies 5 at the bottom and top are controlled to operate in opposite directions, thereby driving the hammer mechanism 4 to move downward. When it is necessary to disassemble and adjust the speed, due to the installation method of the long screw 421 penetrating fixed connection, it can be efficiently disassembled and assembled, thus completing the overall workflow of the device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic lifting and lowering crusher hammer mechanism, comprising a crusher body (1), a driving machine (2) and a hammer mechanism (4), characterized in that: The hammer mechanism (4) is provided with fixing holes (42) extending vertically on both sides, a long screw (421) is inserted into the fixing hole (42), a bolt is connected to the outer wall of the long screw (421) through a threaded sleeve, the crusher body (1) is fixedly connected to the crusher body (1) through the long screw (421), and the long screw (421) limits the hammer mechanism (4); One side of the hammer mechanism (4) is fixedly connected to a reducer (3) via bolts, one side of the reducer (3) is fixedly connected to a driving machine (2), the output end of the driving machine (2) is fixedly connected to the input end of the reducer (3), the interior of the hammer mechanism (4) is rotatably connected to a rotating shaft (41) via a bearing, the output end of the reducer (3) is fixedly connected to an output shaft (31), and the output shaft (31) is fixedly connected to one end of the rotating shaft (41); The crusher body (1) is fixedly connected to a cylinder body (5), the number of the cylinder bodies (5) being set to four, the four cylinder bodies (5) being distributed at the top and bottom ends of both sides of the hammer mechanism (4) and used to support the hammer mechanism (4) and to adjust and control the height position of the hammer mechanism (4) on the crusher body (1), the output end of the cylinder body (5) being fixedly connected to a linear output shaft (51), the linear output shaft (51) being fixedly connected to the end face of the hammer mechanism (4).

2. The automatic lifting and lowering crusher hammer mechanism according to claim 1 is characterized in that: A rotor (43) is fixedly connected to the axis of the rotating shaft (41), and the rotor (43) is located on the inner side of the hammer mechanism (4).

3. The automatic lifting and lowering crusher hammer mechanism according to claim 2 is characterized in that: A fixing seat (44) is fixedly connected to the outer side of the fixing hole (42), a hammer head (46) is placed on the outer side of the fixing seat (44), and the hammer head (46) is fixedly connected to the fixing seat (44) via a fixing bolt (45).

4. The automatic lifting and lowering crusher hammer mechanism according to claim 1 is characterized in that: The cooling method of the crushing machine body (1) and the driving machine (2) as a whole is set to be water cooling.

5. The automatic lifting and lowering crusher hammer mechanism according to claim 1 is characterized in that: The number of the hammer mechanisms (4) is set to two, and each of the hammer mechanisms (4) has four fixing holes (42) distributed inside.

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