阅读说明：本技术 一种带有减震功能的矿山机械设备 (Mining machinery equipment with shock-absorbing function ) 是由 王静仪 周莉 杨涛 徐道强 张永强 于 2020-05-11 设计创作，主要内容包括：本发明提供了一种带有减震功能的矿山机械设备,所述减震底座包括上下设置的一级减震单元和二级减震单元,所述二级减震单元包括箱体、位于箱体内的Z向传递件、位于所述Z向传递件底部两侧的X向传递件和位于所述X向传递件端部的两个相对设置的Y向传递件。本发明的带有减震功能的矿山机械设备,该设备中的减震底座可在X、Y、Z三个方向进行传递,减震效果好,对箱体侧壁承压能力要求低,降低设备成本。(The invention provides mining mechanical equipment with a damping function, wherein a damping base comprises a primary damping unit and a secondary damping unit which are arranged up and down, and the secondary damping unit comprises a box body, a Z-direction transmission piece positioned in the box body, X-direction transmission pieces positioned on two sides of the bottom of the Z-direction transmission piece and two Y-direction transmission pieces positioned at the end parts of the X-direction transmission pieces and arranged oppositely. According to the mining mechanical equipment with the damping function, the damping base in the equipment can be transmitted in X, Y, Z three directions, the damping effect is good, the requirement on the pressure bearing capacity of the side wall of the box body is low, and the equipment cost is reduced.)

1. The mining mechanical equipment with the damping function comprises a damping base and is characterized in that the damping base comprises a primary damping unit and a secondary damping unit which are arranged up and down, wherein the secondary damping unit comprises a box body, a Z-direction transmission part positioned in the box body, X-direction transmission parts positioned on two sides of the bottom of the Z-direction transmission part and two oppositely-arranged Y-direction transmission parts positioned at the end part of the X-direction transmission part;

the Z-direction transfer piece comprises a lower pressing block, and two inclined planes are symmetrically arranged at the lower part of the lower pressing block;

the X-direction transmission piece comprises a moving block and a bidirectional articulated shaft; the Y-direction transmission part comprises a connecting rod and a secondary damping spring, the moving blocks of the X-direction transmission part are oppositely arranged, the opposite side surfaces of the two moving blocks comprise an upper inclined surface and a lower vertical surface, and the upper inclined surface is opposite to and parallel to the inclined surface at the bottom of the lower pressing block; the two moving blocks are connected with two bidirectional hinged shafts on the opposite sides, the two bidirectional hinged shafts are connected with the two connecting rods, and the connecting rods compress the secondary damping springs in the Y-axis direction.

2. The mining mechanical equipment with the shock absorbing function as claimed in claim 1, wherein the moving block is located on an inner bottom surface of the casing and moves in the casing in an X direction.

3. The mining mechanical equipment with the shock absorption function as claimed in claim 1, wherein the connecting rod comprises a main arm and a small arm which are hinged, a pulley is arranged at a position of the small arm close to the hinged point, and the free end of the small arm is connected with the secondary shock absorption spring.

4. The mining mechanical equipment with the damping function as claimed in claim 1, wherein the primary damping unit comprises a top plate, a hydraulic cylinder, a limiting plate and a primary damping spring, the free end surface of the cylinder part of the hydraulic cylinder is fixedly connected with the bottom surface of the top plate, and the free end surface of the piston rod of the hydraulic cylinder is connected with the secondary damping unit; the limiting plate is fixedly arranged at the upper part of the cylinder part of the hydraulic cylinder; the primary damping spring is sleeved on the periphery of the hydraulic cylinder and is compressed between the limiting plate and the secondary damping unit.

5. The mining mechanical equipment with the damping function as claimed in claim 4, wherein the Z-direction transmission member comprises a connecting plate, a pressing plate and the lower pressing block which are arranged from top to bottom, a through hole for the connecting plate to move up and down is formed in the middle of the top surface of the box body, and the bottom end of the primary damping spring of the primary damping unit and the bottom end of the piston rod of the hydraulic cylinder are connected with the connecting plate.

6. The mining mechanical equipment with the shock absorption function as claimed in claim 5, wherein the two inclined surfaces of the lower part of the lower pressing block are provided with strip grooves for mounting a plurality of rollers, the major arc parts of the rollers are positioned in the strip grooves, and the minor arc parts of the rollers are positioned outside the strip grooves and abut against the upper inclined surface.

7. The mining mechanical equipment with the shock absorption function as claimed in claim 5, wherein two guide grooves are formed in two opposite side surfaces in the box body, two secondary shock absorption springs are arranged in each guide groove, one end of each secondary shock absorption spring is fixedly connected with the side surface of the box body, the other end of each secondary shock absorption spring is connected with the free end of the small arm, and the pulley is located in each guide groove.

8. The mining mechanical equipment with a shock absorbing function as claimed in claim 7, wherein an elongated opening through which the main arm moves is provided in a middle portion of a side wall of the guide groove.

Technical Field

The invention relates to the technical field of bulldozers, in particular to mining mechanical equipment with a damping function.

Background

The mining machinery equipment has wide application in the aspects of mining and processing of solid raw materials, materials and fuels, but the prior mining machinery equipment has the defect of high-efficiency damping function, so that the mining machinery bears excessive vibration force in the use process, and the service life of the mining machinery is influenced; in order to solve the problem, CN 209925890U discloses a mining machine with a high-efficiency damping base, which adopts a two-stage damping structure to form a damping base; however, the damping base has the following problems that (1) the damping acting force of the damping base finally acts on two side walls of a stabilizing base (equivalent to the box body in the scheme), namely, the pressure is only transmitted in two directions of the X direction and the Y direction, the requirement on the pressure bearing capacity of the side walls of the stabilizing base is high, and the equipment cost is increased; (2) the moving rod (equivalent to the lower pressing block) can cause large impact damage to the inclined plane connected with the moving rod and the buffer rod in the impact process of the moving rod (equivalent to the moving block) on the buffer rod, once the connected inclined plane is damaged, the moving efficiency of the moving rod can be increased, and even the moving rod can be damaged; (3) in one-level shock attenuation unit, rely on first damping spring and shock attenuation pole (be spring shock attenuation together) to carry out the shock attenuation, the shock attenuation effect is not good.

Disclosure of Invention

In view of the above, the present invention provides mining machinery equipment with a damping function to overcome the above-mentioned defects in the prior art, in which a damping base can be transmitted in X, Y, Z three directions, the damping effect is good, the requirement for the pressure-bearing capacity of the side wall of the box body is low, and the equipment cost is reduced.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the mining mechanical equipment with the damping function comprises a damping base, wherein the damping base comprises a primary damping unit and a secondary damping unit which are arranged up and down, and the secondary damping unit comprises a box body, a Z-direction transmission part positioned in the box body, X-direction transmission parts positioned on two sides of the bottom of the Z-direction transmission part and two oppositely-arranged Y-direction transmission parts positioned at the end part of the X-direction transmission part;

the Z-direction transfer piece comprises a lower pressing block, and two inclined planes are symmetrically arranged at the lower part of the lower pressing block;

the X-direction transmission piece comprises a moving block and a bidirectional articulated shaft; the Y-direction transmission part comprises a connecting rod and a secondary damping spring, the moving blocks of the X-direction transmission part are oppositely arranged, the opposite side surfaces of the two moving blocks comprise an upper inclined surface and a lower vertical surface, and the upper inclined surface is opposite to and parallel to the inclined surface at the bottom of the lower pressing block; the two moving blocks are connected with two bidirectional hinged shafts on the opposite sides, the two bidirectional hinged shafts are connected with the two connecting rods, and the connecting rods compress the secondary damping springs in the Y-axis direction.

Further, the moving block is located on the inner bottom surface of the box body and moves in the box body along the X direction.

Furthermore, the connecting rod comprises a main arm and a small arm which are hinged, a pulley is arranged at the position, close to a hinged point, of the small arm, and the free end part of the small arm is connected with the secondary damping spring.

Further, the primary damping unit comprises a top plate, a hydraulic cylinder, a limiting plate and a primary damping spring, the free end surface of the cylinder part of the hydraulic cylinder is fixedly connected with the bottom surface of the top plate, and the free end surface of a piston rod of the hydraulic cylinder is connected with the secondary damping unit; the limiting plate is fixedly arranged at the upper part of the cylinder part of the hydraulic cylinder; the primary damping spring is sleeved on the periphery of the hydraulic cylinder and is compressed between the limiting plate and the secondary damping unit.

Further, Z is including connecting plate, clamp plate that from top to bottom set up and briquetting down to the transmission, box top surface middle part is equipped with the confession the through-hole that the connecting plate reciprocated, the one-level damping spring bottom of one-level shock attenuation unit reaches the piston rod bottom of pneumatic cylinder all with the connecting plate is connected.

Further, be equipped with the rectangular groove that is used for installing a plurality of gyro wheels on two inclined planes of briquetting lower part down, the major arc part of gyro wheel is located rectangular inslot, its minor arc part is located and stretches out outside rectangular groove, and with go up the inclined plane butt.

Furthermore, two opposite side surfaces in the box body are respectively provided with a guide groove, each guide groove is internally provided with two secondary damping springs, one end of each secondary damping spring is fixedly connected with the side surface of the box body, the other end of each secondary damping spring is connected with the free end of the corresponding small arm, and the pulley is positioned in the guide groove.

Furthermore, the middle part of the side wall of the guide groove is provided with a long strip opening for the main arm to move.

The invention has the beneficial effects that:

(1) the secondary damping unit in the mining mechanical equipment comprises X, Y, Z transmission pieces in three directions, so that pressure transmitted by the primary damping unit is effectively and quickly dispersed in the three directions, and finally the pressure acting on the box body is dispersed to each side surface in the box body, so that the pressure bearing strength standard of the side wall of the box body is reduced, and the equipment cost is reduced;

(2) the lower pressing block in the mining mechanical equipment is provided with the roller, so that the side surface of the lower pressing block opposite to the moving block is prevented from being in direct contact, and the damage to the inclined surface of the lower pressing block opposite to the moving block is avoided;

(3) the one-level damping unit in the mining mechanical equipment is used for damping through cooperation of the spring and the hydraulic pressure, and the damping effect is better.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view showing a positional relationship between an apparatus main body and a damper base in the embodiment;

FIG. 2 is a perspective view of the shock absorbing mount in the embodiment;

FIG. 3 is a partially enlarged schematic view of FIG. 2;

FIG. 4 is a perspective view of the shock absorbing base in the embodiment;

FIG. 5 is a partially enlarged schematic view of FIG. 4;

FIG. 6 is a schematic structural diagram of the connecting rod in the embodiment.

Description of reference numerals:

A. an apparatus main body; B. a damping mount; 1. a primary damping unit; 11. a top plate; 12. a hydraulic cylinder; 13. a limiting plate; 14. a primary damping spring; 2. a box body; 3. a Z-direction transfer member; 31. a connecting plate; 32. pressing a plate; 33. pressing the block; 34. a roller; 4. an X-direction transfer member; 41. a moving block; 411. an upper inclined plane; 412. a lower vertical surface; 42. a bi-directional hinge shaft; 5. a Y-direction transfer member; 51. a connecting rod; 511. a main arm; 512. a small arm; 513. a pulley; 52. a secondary damping spring; 53. a guide groove; 531. the strip is open.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 6, the mining mechanical equipment with the shock absorption function comprises an equipment main body a and a shock absorption base B, wherein the shock absorption base B comprises a primary shock absorption unit 1 and a secondary shock absorption unit which are arranged up and down, the primary shock absorption unit 1 comprises a top plate 11, a hydraulic cylinder 12, a limiting plate 13 and a primary shock absorption spring 14, the free end surface of the cylinder part of the hydraulic cylinder 12 is fixedly connected with the bottom surface of the top plate 11 through a bolt, and the free end surface of the piston rod of the hydraulic cylinder 12 is connected with the secondary shock absorption unit; the limiting plate 13 is welded and fixed on the upper part of the cylinder part of the hydraulic cylinder 12; the primary damping spring 14 is sleeved on the periphery of the hydraulic cylinder 12 and is compressed between the limiting plate 13 and the secondary damping unit.

The secondary damping unit comprises a box body 2, a Z-direction transmission part 3 positioned in the box body 2, X-direction transmission parts 4 positioned on two sides of the bottom of the Z-direction transmission part 3 and two oppositely-arranged Y-direction transmission parts 5 positioned at the end parts of the X-direction transmission parts 4;

z is wedge-shaped briquetting 33 down including connecting plate 31, clamp plate 32 and the lower part that from top to bottom sets up to transmission 3, 2 top surfaces of box middle part is equipped with the confession the through-hole that connecting plate 31 reciprocated, one-level damping unit 1's one-level damping spring 14 bottom reaches the piston rod bottom of pneumatic cylinder 12 all with connecting plate 31 is connected, briquetting 33's lower part is equipped with two inclined planes relatively, is equipped with the rectangular groove that is used for installing a plurality of gyro wheels 34 on these two inclined planes, gyro wheel 34's major arc part is located rectangular inslot, its minor arc part is located outside stretching out rectangular groove to with X to transmission 4 butts.

The X-direction transmission part 4 comprises a moving block 41 and a bidirectional hinge shaft 42, the moving block 41 is positioned on the inner bottom surface of the box body 2 and moves along the X direction in the box body 2, and the moving block 41 can be matched with one or the combination of a slide rail and a roller 34 relative to the bottom surface of the box body 2; the Y-direction transmission piece 5 comprises a connecting rod 51 and a secondary damping spring 52; the two moving blocks 41 of the X-direction transmission member 4 are arranged oppositely, the opposite side surfaces of the two moving blocks 41 comprise an upper inclined surface 411 and a lower vertical surface 412, the upper inclined surface 411 is arranged opposite to and parallel to the inclined surface at the bottom of the lower pressing block 33, and the roller 34 is abutted to the upper inclined surface 411; the two moving blocks 41 are connected with a bidirectional hinge shaft 42 on opposite sides, the bidirectional hinge shaft 42 is connected with the two connecting rods 51, each connecting rod 51 comprises a main arm 511 and a small arm 512 which are hinged, a pulley 513 is arranged at a position, close to a hinge point, of each small arm 512, and the free end of each small arm 512 is connected with the secondary damping spring 52. The pulley 513 presses the left and right side walls of the casing 2 in the X direction, and the small arm 512 compresses the secondary damper spring 52 in the Y direction, and then presses the front and rear side walls of the casing 2.

Two opposite side surfaces in the box body 2 are respectively provided with a guide groove 53, each guide groove 53 is internally provided with two secondary damping springs 52, one end of each secondary damping spring 52 is fixedly connected with the front/rear side surface of the box body 2, the other end of each secondary damping spring is connected with the free end of the corresponding small arm 512, and the pulley 513 is positioned in the guide groove 53. The middle part of the side wall of the guide groove 53 is provided with a long-strip opening 531 for moving the main arm 511.

The damping function of the mining machine equipment is as follows: the equipment main body A applies downward pressure to the base, the pressure reaches the primary damping unit 1 firstly, specifically, the cylinder part of the hydraulic cylinder 12 moves downwards, the piston rod retracts into a part of the hydraulic cylinder 12, then the piston rod acts on the connecting plate 31 in a reaction way, meanwhile, the limiting plate 13 compresses the primary damping spring 14, and the primary damping spring 14 acts on the connecting plate 31 in a reaction way; that is, in the primary damping unit 1, the hydraulic cylinder 12 and the primary damping spring 14 can play a double-buffering damping effect; the hydraulic cylinder 12 of the primary damping unit 1 is a commercially available part, and has more selectable models and convenient replacement;

the downward force acting on the connecting plate 31 then reaches the secondary damping unit, specifically, the downward force of the connecting plate 31, the pressing plate 32 and the lower pressing block 33 is dispersed to the upper inclined planes 411 of the two moving blocks 41, and then the two moving blocks 41 are pressed to be relatively far away, the moving blocks 41 then apply force to the bidirectional hinge shafts 42, the two connecting rods 51 on the same bidirectional hinge shaft 42 are relatively far away, and then the secondary damping springs 52 are compressed to move in the direction close to the front side and the rear side of the box body 2, namely, the front side wall and the rear side wall of the box body 2 apply force; meanwhile, the pulley 513 applies force to the left and right side surfaces in the box body 2; to sum up, this X is to setting up of transmission piece 4 for on the decurrent pressure dispersion of equipment main part A has arrived four sides in the box 2, with the condition of holding down force dispersion to the side of the interior both sides of box 2 in the background art, the dispersion efficiency of holding down force of this patent is higher, and the shock attenuation effect is better, and, can effectively reduce the bearing strength of 2 lateral walls of box, reduction equipment cost.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.