Damping device of hammer crusher

Abstract

The utility model discloses a hammer crusher damping device which comprises a shell, an operation platform is arranged at the top end of the shell, an operation instrument is assembled on the operation platform, a driving hole is formed in the side wall of the shell, a driving shaft is assembled in the driving hole, one end of the driving shaft extends out of the shell, and the other end of the driving shaft is installed in the shell. A damping body attached to the end of the driving shaft is arranged on the inner side wall of the shell, a buffering opening is formed in the side, facing the driving shaft, of the damping body, a bearing plate is arranged in the buffering opening, a connecting body is arranged on the side, facing the driving shaft, of the bearing plate, the end of the driving shaft is attached to the connecting body, and a telescopic supporting device is fixedly connected to the middle of the side, back to the driving shaft, of the bearing plate. And the damping body is arranged in the crusher main body, and the bearing plate and the damper are arranged in the damping body, so that vibration generated by rotary motion of the driving shaft is absorbed, and effective damping of the hammer crusher is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hammer crusher damping device technical field, concretely relates to a hammer crusher damping device. BACKGROUND

[0002] Hammer crusher is a kind of equipment with the form of impact to break material, it is divided into single rotor and double rotor two forms, it is the one-stage crushing crusher that directly breaks the material with the maximum particle size of 600-1800 millimeters to 25 or 25 millimeters below, hammer crusher is suitable for crushing medium hardness material in cement, chemical industry, electric power, metallurgy and other industrial departments, such as limestone, slag, coke, coal and other material medium crushing and fine crushing operation, it is divided into single rotor and double rotor two forms, single rotor is divided into reversible and irreversible two kinds, single rotor hammer crusher and ring hammer crusher are widely used;

[0003] Due to the working characteristics of hammer crusher, hammer crusher will produce violent vibration when working, seriously affect the working environment quality, and due to the violent vibration, the ground surface of the placing device is also easily damaged, which is relatively inconvenient to use.

[0004] Therefore, it is necessary to provide a hammer crusher damping device to solve the above technical problems. CONTENT OF UTILITY MODEL

[0005] The utility model aims at the deficiency of prior art, provides a kind of hammer crusher damping device, can reduce the adverse effect of hammer crusher due to vibration.

[0006] To achieve the above object, the technical scheme adopted by the utility model is:

[0007] A kind of hammer crusher damping device, including shell, shell top is equipped with operating platform, operating platform is equipped with operating instrument, the side wall of shell is equipped with driving hole, driving hole is equipped with driving shaft, one end of driving shaft extends to the outside of shell, the other end is installed in shell interior, the side wall of shell interior is equipped with the damping body that is attached to the end of driving shaft, the side of damping body towards driving shaft is equipped with buffer port, buffer port is equipped with bearing plate, the side of bearing plate towards driving shaft is equipped with connecting body, the end of driving shaft is attached to connecting body, the middle part of the side of bearing plate away from driving shaft is fixedly connected with telescopic support device, the other side of support device is fixedly connected with damping resistance plate, damping resistance plate is fixedly connected with the inner wall of damping body, the both ends of the side of bearing plate away from driving shaft are symmetrically fixedly connected with bearing block, bearing block and damping resistance plate are equipped with shock absorber, the bearing block and support device are equipped with slide rod, slide rod is equipped with slide block, slide block and damping resistance plate are equipped with buffer connecting rod, the both ends of buffer connecting rod are respectively hinged with slide block and damping resistance plate, the outer periphery of slide rod between slide block and support device is equipped with first spring.

[0008] Preferably, the bottom of the shell is provided with a stabilizing plate, and the bottom ends of the shell and the stabilizing plate are provided with damping mechanisms, the damping mechanism comprising a support plate mounted on the bottom surface of the shell and the stabilizing plate, a support cylinder provided below the support plate, a damping assembly provided in the support cylinder, a support seat provided at the bottom end of the support cylinder, and a plurality of rolling balls assembled on the bottom end of the support seat.

[0009] Preferably, the damping assembly comprises a damper, a connecting plate fixedly connected to the top end of the damper, a screw rod mounted on the bottom end of the damper, an extrusion plate sleeved on the outer periphery of the screw rod, a second spring sleeved on the outer periphery of the damper, the top end of the second spring being fixedly connected to the bottom surface of the connecting plate, the bottom end of the second spring being fixedly connected to the top surface of the extrusion plate, and the screw rod penetrating through the extrusion plate and being locked and fixed below the extrusion plate by a nut.

[0010] Preferably, the support device and the damper are hydraulic dampers.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] 1. The damping body is arranged in the inside of the crusher main body, the bearing plate, the support device and the damper are arranged in the inside of the damping body, thereby the vibration generated when the driving shaft works is absorbed through the damping body spring, and the influence of the crusher on the surrounding environment during the operation process is effectively solved.

[0013] 2. The damping mechanism is arranged at the bottom end of the crusher main body, the vibration generated by the device as a whole during the work is offset, the damping effect of the device is more powerful, and the practicality of the device is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the structure diagram of the damping body;

[0015] Figure 2 is the external schematic diagram of the hammer crusher as a whole;

[0016] Figure 3 is the structure diagram of the damping mechanism;

[0017] Figure 4 is the structure diagram of the damping assembly;

[0018] Wherein, 1 - shell, 2 - operating platform, 3 - operating instrument, 4 - drive shaft, 5 - shock absorber, 6 - buffer mouth, 7 - bearing plate, 8 - connecting body, 9 - support device, 10 - shock absorbing plate, 11 - bearing block, 12 - shock absorber, 13 - slide rod, 14 - sliding block, 15 - buffer connecting rod, 16 - first spring, 17 - stabilizing plate, 18 - damping mechanism, 19 - support plate, 20 - support cylinder, 21 - support seat, 22 - ball, 23 - damper, 24 - connecting plate, 25 - screw, 26 - extrusion plate, 27 - second spring, 28 - nut DETAILED DESCRIPTION

[0019] The utility model is further illustrated below in combination with the drawings and specific embodiments, and it should be understood that these embodiments are only used for illustrating the utility model and are not used for limiting the scope of the utility model, and after reading the utility model, the modification of various equivalent forms of the utility model by the person skilled in the art falls within the range defined by the claims attached to the present application.

[0020] In the utility model, unless another explicit provision and limitation, the terms "installation", "arrangement", "connection", "fixed connection" and other terms should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements or the interaction relationship of two elements, unless another explicit limitation, for the person skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0021] In the utility model, the orientation or position relationship indicated by terms such as "upper", "lower", "bottom" and "top" is the orientation or position relationship shown in the drawings, and the relationship word is only determined for the convenience of describing the structural relationship of components or elements of the utility model, and cannot be understood as the limitation of the utility model.

[0022] As Figures 1 to 3As shown, a hammer crusher damping device, including a shell 1, the top end of the shell is provided with an operating platform 2, the operating platform is equipped with an operating instrument 3, the side wall of the shell is provided with a driving hole, the driving hole is equipped with a driving shaft 4, one end of the driving shaft extends to the outside of the shell, the other end is installed in the shell, the inner wall of the shell is provided with a damping body 5 which is attached to the end of the driving shaft, the side of the damping body facing the driving shaft is provided with a buffer port 6, the buffer port is provided with a bearing plate 7, the buffer port and the bearing plate are left with a gap, the side of the bearing plate facing the driving shaft is provided with a connecting body 8, the end of the driving shaft is attached to the connecting body, the connecting body can be arranged at the center position of the bearing plate or the position corresponding to the center of gravity, so that the bearing plate is more stable when it displaces in the buffer port, the middle of the side of the bearing plate away from the driving shaft is fixedly connected with a telescopic support device 9, the other side of the support device is fixedly connected with a damping stop plate 10, the damping stop plate is fixedly connected with the inner wall of the damping body, the two ends of the side of the bearing plate away from the driving shaft are symmetrically fixedly connected with bearing blocks 11, the bearing blocks and the damping stop plate are provided with dampers 12, the support device and the damper are both hydraulic dampers, through the cooperation of the support device and the damper, the damping effect of the bearing plate along the axial direction of the driving shaft can be realized, the bearing blocks and the support device are provided with sliding rods 13, the sliding rods are provided with sliding blocks 14, the sliding blocks and the damping stop plate are provided with buffer connecting rods 15, the two ends of the buffer connecting rods are respectively hinged with the sliding blocks and the damping stop plate, the outer periphery of the sliding rod between the sliding block and the support device is provided with a first spring 16, when the bearing plate is displaced to the inside of the damping body under the pressure of the driving shaft, the sliding block is displaced towards the support device through the buffer connecting rod, the first spring buffers the sliding block in the displacement process of the sliding block, and then offsets the vibration;

[0023] The bottom of the shell is provided with a stabilizing plate 17, the bottom ends of the shell and the stabilizing plate are provided with damping mechanisms 18, the damping mechanism comprises a support plate 19 installed on the bottom surface of the shell and the stabilizing plate, a support cylinder 20 is arranged below the support plate, the support cylinder is provided with a damping assembly, the bottom end of the support cylinder is provided with a support seat 21, and the support seat is provided with a ball 22; by installing the stabilizing plate at the bottom end of the shell, the stability of the whole device can be improved, the bottom end of the support seat is provided with a rotating cavity, and the ball can roll in the rotating cavity, which facilitates the movement of the whole device.

[0024] As shown in the figure, Figure 4 The damping assembly comprises a damper 23, the top end of the damper is fixedly connected with a connecting plate 24, the bottom end of the damper is provided with a screw rod 25, the outer periphery of the screw rod is provided with a pressing plate 26, the outer periphery of the damper is provided with a second spring 27, the top end of the second spring is fixedly connected with the bottom surface of the connecting plate, the bottom end of the second spring is fixedly connected with the top surface of the pressing plate, and the screw rod penetrates through the pressing plate and is locked and fixed below the pressing plate by a nut 28.

[0025] The principle and use method of a hammer crusher damping device: when starting the hammer crusher, the driving shaft makes high-speed circumferential rotation, and the driving shaft will produce violent vibration; at this time, one end of the driving shaft abuts against the connecting body attached to the bearing plate, the bearing plate is displaced to the inside of the damping body under the impact of the driving shaft, the support device and the damper are simultaneously contracted, the sliding block extrudes the first spring under the action of the buffer connecting rod, and the damping effect of the driving shaft is achieved through the contraction of the first spring and the contraction of the support device and the damper; the damping mechanism installed at the bottom of the shell and the stabilizing plate reduces the vibration of the whole equipment.

[0026] The above description shows and describes the preferred embodiments of the utility model, as described above, it should be understood that the utility model is not limited to the form disclosed herein, should not be considered as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be changed within the scope of the utility model concept described herein by the above teaching or related technical or knowledge. The changes and variations made by the person skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the protection scope of the claims attached to the utility model.

Claims

1. A hammer crusher damping device, comprising a shell, the top end of the shell is provided with an operation platform, the operation platform is equipped with an operation instrument, the sidewall of the shell is provided with a driving hole, a driving shaft is arranged in the driving hole, one end of the driving shaft extends to the outside of the shell, and the other end is installed in the shell, characterized in that: The inner side wall of the shell is provided with a damping body abutting the end of the drive shaft, a buffer port is formed on the side of the damping body facing the drive shaft, a bearing plate is arranged in the buffer port, the side of the bearing plate facing the drive shaft is provided with a connecting body, the end of the drive shaft abuts the connecting body, the middle of the side of the bearing plate away from the drive shaft is fixedly connected with a telescopic support device, the other side of the support device is fixedly connected with a damping abutment plate, the damping abutment plate is fixedly connected with the inner wall of the damping body, the two ends of the side of the bearing plate away from the drive shaft are symmetrically fixedly connected with bearing blocks, a shock absorber is arranged between the bearing blocks and the damping abutment plate, a sliding rod is arranged between the bearing blocks and the support device, a sliding block is sleeved on the outer periphery of the sliding rod, a buffer connecting rod is arranged between the sliding block and the damping abutment plate, the two ends of the buffer connecting rod are hingedly connected with the sliding block and the damping abutment plate respectively, and a first spring is sleeved on the outer periphery of the sliding rod between the sliding block and the support device.

2. A hammer mill shock absorbing device according to claim 1, characterised in that: The bottom of the shell is provided with a stabilizing plate, the bottom ends of the shell and the stabilizing plate are provided with damping mechanisms, the damping mechanism comprises a support plate mounted on the bottom surface of the shell and the stabilizing plate, a support cylinder is arranged below the support plate, a damping assembly is arranged in the support cylinder, a support seat is arranged at the bottom end of the support cylinder, and a ball is assembled at the bottom end of the support seat.

3. A hammer mill shock mitigation device according to claim 2, characterised in that: The damping assembly comprises a damper, the top end of the damper is fixedly connected with a connecting plate, a screw rod is mounted at the bottom end of the damper, an extrusion plate is sleeved on the outer periphery of the screw rod, a second spring is sleeved on the outer periphery of the damper, the top end of the second spring is fixedly connected with the bottom surface of the connecting plate, the bottom end of the second spring is fixedly connected with the top surface of the extrusion plate, and the screw rod penetrates through the extrusion plate and is locked and fixed below the extrusion plate by a nut.

4. A hammer mill shock reduction device according to claim 1, characterized in that: The support device and the shock absorber are hydraulic shock absorbers.

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