CN110833891B

CN110833891B - Auxiliary conveying device for mining machinery

Info

Publication number: CN110833891B
Application number: CN201911132596.XA
Authority: CN
Inventors: 陈刚; 王琼; 董如国; 马玉秋
Original assignee: Heilongjiang University of Science and Technology
Current assignee: Heilongjiang University of Science and Technology
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2021-05-18
Anticipated expiration: 2039-11-19
Also published as: CN110833891A

Abstract

The invention relates to mining machinery, in particular to an auxiliary transmission device for mining machinery, which comprises a device bracket, a transmission mechanism, a connecting plate II, an extrusion mechanism, a supporting crawler belt, a sliding limiting plate, a lifting bracket, a power mechanism, a transmission mechanism, a rolling mechanism, an L-shaped connecting rod, a sliding shifting fork and a pushing sliding column, wherein a medium block can be transported by rotating the two transmission mechanisms, when a large coal block is encountered, the lower end of the rolling mechanism and the upper end of the supporting crawler belt have the same motion direction, the coal block is rolled between the supporting crawler belt and the rolling mechanism, because the hardness of the coal is far less than that of a stone block, the crushed coal can pass between the rolling mechanism and the supporting crawler belt, the crushed coal block is a stone block, the supporting crawler belt moves downwards, and the pushing sliding column pushes the L-shaped connecting rod to drive the sliding shifting fork to horizontally slide when the extrusion slide block slides downwards, and completing power switching of the power mechanism, so that the rolling mechanism reversely rotates to discharge the stone.

Description

Auxiliary conveying device for mining machinery

Technical Field

The invention relates to mining machinery, in particular to an auxiliary transmission device for the mining machinery.

Background

For example, publication number CN206705201U discloses a mining machinery auxiliary transmission device, which includes a first support and a second support, wherein the first support is provided with a main conveyor belt, two side edges of the first support are fixedly provided with a baffle through screws, the first support is provided with a first motor for driving the main conveyor belt, the second support is provided with a material receiving conveyor belt, the transmission directions of the main conveyor belt and the material receiving conveyor belt are mutually perpendicular, two side edges of the second support are also fixedly provided with a baffle, and the second support is provided with a second motor for driving the material receiving conveyor belt; the utility model has the disadvantage that the stones can not be separated from the media blocks during the transportation process.

Disclosure of Invention

The invention aims to provide an auxiliary conveying device for mining machinery, which can separate stones from media blocks in the process of transportation.

The purpose of the invention is realized by the following technical scheme:

an auxiliary conveying device for mining machinery comprises a device support, conveying mechanisms, a connecting plate II, an extrusion mechanism, a supporting crawler belt, a sliding limiting plate, a lifting support, a power mechanism, a transmission mechanism, a rolling mechanism, an L-shaped connecting rod, a sliding shifting fork and a pushing sliding column, wherein the front side and the rear side of the device support are respectively connected with the conveying mechanisms in a sliding manner, the connecting plate II is respectively connected between the two ends of the two conveying mechanisms in a rotating manner, the two ends of the two conveying mechanisms are respectively connected with the extrusion mechanism in a rotating manner, the four extrusion mechanisms are respectively connected to the four corners of the device support, the two conveying mechanisms are connected through the supporting crawler belt in a transmission manner, the sliding limiting plate is connected to the middle of the device support in a sliding manner, the lifting support is fixedly connected to the middle of the device support, the transmission mechanism is in transmission connection with the rolling mechanism, an L-shaped connecting rod is in sliding connection with the rear side of the device support, an inclined end is arranged at the lower end of the L-shaped connecting rod, a pushing sliding column is fixedly connected to the corresponding extrusion mechanism and is in sliding connection with the inclined end, one end of a sliding shifting fork is rotatably connected to the power mechanism, the middle of the sliding shifting fork is horizontally in sliding connection with the sliding limiting plate, and the other end of the sliding shifting fork is vertically in sliding connection with the L-shaped connecting rod.

According to the technical scheme, the auxiliary transmission device for the mining machinery comprises two support bottom plates, two side plates, vertical waist holes, two connecting plates I, two door-shaped plates, limiting rods, clamping blocks and clamping holes, wherein the two support bottom plates are arranged, the two sides of each support bottom plate are fixedly connected with the side plates, each side plate is provided with the vertical waist hole, the connecting plate I is fixedly connected between the two side plates on the two sides, the door-shaped plate is fixedly connected between the middle parts of the two connecting plates I, the limiting rods are fixedly connected on the two connecting plates I, the clamping blocks are fixedly connected on the two sides of the lower ends of the two support bottom plates, and each clamping block is provided with the two clamping holes.

As a further optimization of the technical scheme, the mining machinery auxiliary transmission device comprises a transportation motor, transportation wheels and transportation sliding blocks, wherein the transportation wheels are fixedly connected to an output shaft of the transportation motor, the two transportation sliding blocks are rotatably connected to the output shaft of the transportation motor, the two transportation mechanisms are arranged, the four transportation sliding blocks are respectively connected into four vertical waist holes in a sliding mode, a connecting plate II is rotatably connected between two sides of the output shafts of the two transportation motors, and the two transportation wheels are in transmission connection through a supporting crawler belt.

As a further optimization of the technical scheme, the mining machinery auxiliary transmission device comprises an extrusion sliding barrel and an extrusion sliding block, card post, spring stripper plate and adjusting screw, all rotate on every transportation motor's the output shaft and be connected with two extrusion sliding barrels, the equal fixedly connected with extrusion slider of lower extreme of every extrusion sliding barrel, four extrusion sliding barrels are sliding connection respectively in two supporting baseplate's both sides, equal sliding connection has the card post on four extrusion sliders, equal fixedly connected with extension spring between four card posts and four extrusion sliders, four card posts joint is downthehole at four cards that are located the upside respectively, sliding connection has the spring stripper plate on the extrusion sliding barrel, be provided with compression spring between spring stripper plate and the extrusion sliding barrel, it is connected with adjusting screw to rotate on the spring stripper plate, adjusting screw passes through threaded connection on supporting baseplate.

As a further optimization of the technical scheme, the mining machinery auxiliary transmission device comprises a telescopic mechanism, a lifting bottom plate and lifting side plates, wherein the telescopic mechanism is fixedly connected to a door-shaped plate, the telescopic end of the telescopic mechanism is fixedly connected to the lifting bottom plate, the two sides of the lower end of the lifting bottom plate are fixedly connected to the lifting side plates, and the two sides of each sliding limiting plate are respectively connected to two limiting rods in a sliding manner.

As a further optimization of the technical scheme, the mining machinery auxiliary transmission device comprises a power mechanism, a connecting key, a power gear, a power belt pulley and a sliding friction wheel, wherein the power mechanism is fixedly connected to a lifting side plate on one side, the power gear and the power belt pulley are rotatably connected to an output shaft of the power mechanism, the connecting key is fixedly connected to the output shaft of the power mechanism and located between the power gear and the power belt pulley, the sliding friction wheel is slidably connected to the connecting key, and the sliding friction wheel can be in friction transmission with the power gear or the power belt pulley.

As a further optimization of the technical scheme, the auxiliary transmission device for the mining machinery comprises a transmission mechanism, a transmission gear and a transmission belt wheel, wherein the transmission shaft is rotatably connected between the two lifting side plates, the transmission gear and the transmission belt wheel are fixedly connected onto the transmission shaft, the transmission gear and the power gear are in meshing transmission, and the transmission belt wheel is in transmission connection with the power belt wheel.

As a further optimization of the technical scheme, the mining machinery auxiliary transmission device provided by the invention has the advantages that two ends of the rolling mechanism are respectively and rotatably connected to the two lifting side plates, and the rolling mechanism is in transmission connection with the transmission shaft.

As a further optimization of the technical scheme, according to the mining machinery auxiliary transmission device, one end of the sliding shifting fork is rotatably connected to the sliding friction wheel, the pushing sliding column is fixedly connected to one of the extrusion sliding blocks, and when the extrusion sliding block slides downwards, the pushing sliding column pushes the L-shaped connecting rod to drive the sliding shifting fork to horizontally slide.

The mining machinery auxiliary transmission device has the beneficial effects that:

the invention relates to an auxiliary conveying device for mining machinery, which can convey media blocks through the rotation of two conveying mechanisms, when large coal blocks are encountered, the moving directions of the lower end of a rolling mechanism and the upper end of a supporting crawler are the same, the coal blocks are rolled between the supporting crawler and the rolling mechanism, as the hardness of the coal is far less than that of a stone block, the coal which can be rolled can pass through the space between the rolling mechanism and the supporting crawler, the coal which cannot be rolled is the stone block, the supporting crawler moves downwards under the pressure, the supporting crawler drives four extrusion mechanisms to move downwards to replace the clamping positions on a clamping block, and when the extrusion slide block slides downwards, a sliding column is pushed to push an L-shaped connecting rod to drive a sliding shifting fork to horizontally slide, so that the power mechanism is switched to reversely rotate to discharge the stone block.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and "upright", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, directly or indirectly connected through an intermediate medium, and may be a communication between two members. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, in the description of the present invention, the meaning of "a plurality", and "a plurality" is two or more unless otherwise specified.

FIG. 1 is a schematic view of the overall structure of the mining machine auxiliary transmission device of the present invention;

FIG. 2 is a schematic view of a part of the auxiliary transmission device of the mining machine according to the present invention;

FIG. 3 is a second partial structural view of the mining machine auxiliary transmission apparatus of the present invention;

FIG. 4 is a schematic view of the device mounting structure of the present invention;

FIG. 5 is a schematic diagram of a cartridge structure according to the present invention;

FIG. 6 is a schematic view of the transport mechanism of the present invention;

FIG. 7 is a schematic view of the pressing mechanism of the present invention;

FIG. 8 is a schematic view of the support track configuration of the present invention;

FIG. 9 is an enlarged partial structural view of the invention A;

FIG. 10 is a schematic view of the present invention lift bracket configuration;

FIG. 11 is a schematic view of the power mechanism of the present invention;

FIG. 12 is a schematic view of the transmission mechanism of the present invention;

fig. 13 is a schematic structural view of the rolling mechanism of the present invention.

In the figure: a device holder 1; a support base plate 1-1; side plates 1-2; 1-3 of vertical waist holes; 1-4 connecting plates; door-shaped plates 1-5; 1-6 of a limiting rod; 1-7 of a fixture block; 1-8 of a clamping hole; a transport mechanism 2; a transport motor 2-1; 2-2 of transport wheels; 2-3 of a transportation slide block; a connecting plate II 3; an extrusion mechanism 4; 4-1 of an extrusion sliding cylinder; 4-2 of a sliding block is extruded; 4-3 of a clamping column; 4-4 parts of a spring extrusion plate; 4-5 of an adjusting screw; a support crawler 5; a slide limit plate 6; a lifting bracket 7; a telescoping mechanism 7-1; a lifting bottom plate 7-2; 7-3 of a lifting side plate; a power mechanism 8; a power motor 8-1; a connecting bond 8-2; 8-3 of a power gear; 8-4 of a power belt wheel; 8-5 of a sliding friction wheel; a transmission mechanism 9; a transmission shaft 9-1; a transmission gear 9-2; a driving pulley 9-3; a rolling mechanism 10; an L-shaped link 11; the inclined end 11-1; a sliding fork 12; pushing the spool 13.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

the embodiment is described below with reference to fig. 1 to 13, and a mining machinery auxiliary transmission device comprises a device support 1, a transportation mechanism 2, a connecting plate ii 3, an extrusion mechanism 4, a supporting crawler 5, a sliding limiting plate 6, a lifting support 7, a power mechanism 8, a transmission mechanism 9, a rolling mechanism 10, an L-shaped connecting rod 11, a sliding shifting fork 12 and a pushing sliding column 13, wherein the transportation mechanism 2 is connected to the front side and the rear side of the device support 1 in a sliding manner, the connecting plate ii 3 is connected between the two ends of the two transportation mechanisms 2 in a rotating manner, the extrusion mechanism 4 is connected to the two ends of the two transportation mechanisms 2 in a rotating manner, the four extrusion mechanisms 4 are respectively connected to the four corners of the device support 1, the two transportation mechanisms 2 are connected to the supporting crawler 5 in a driving manner, the sliding limiting plate 6 is connected to the middle of the device support 1, the lower end of the lifting support 7 is provided with a power mechanism 8, a transmission mechanism 9 and a rolling mechanism 10, the power mechanism 8 is in transmission connection with the transmission mechanism 9, the transmission mechanism 9 is in transmission connection with the rolling mechanism 10, the rear side of the device support 1 is in sliding connection with an L-shaped connecting rod 11, the lower end of the L-shaped connecting rod 11 is provided with an inclined end 11-1, a pushing sliding column 13 is fixedly connected to the corresponding extrusion mechanism 4, the pushing sliding column 13 is in sliding connection with the inclined end 11-1, one end of a sliding fork 12 is rotatably connected to the power mechanism 8, the middle of the sliding fork 12 is horizontally and slidably connected to the sliding limiting plate 6, and the other end of the sliding fork 12 is vertically and slidably connected to the; can transport the media piece through two 2 rotations of conveying mechanism, when meetting great coal cinder, the lower extreme of rolling mechanism 10 is the same with the upper end direction of motion of supporting track 5, the coal cinder rolls into between supporting track 5 and the rolling mechanism 10, because the hardness of coal is far less than the stone, the coal that can be pulverized can pass through between rolling mechanism 10 and the supporting track 5, it is the stone if can not be rolled, supporting track 5 pressurized moves downwards, supporting track 5 drives four extrusion mechanism 4 and moves downwards and change the joint position on fixture block 1-7, promote traveller 13 when extrusion slider 4-2 slides downwards and promote L shape connecting rod 11 and drive slip shift fork 12 and carry out the horizontal slip, accomplish power unit 8's power switching, make rolling mechanism 10 reversal tell the stone.

The second embodiment is as follows:

the embodiment is described below with reference to fig. 1-13, and the embodiment further describes the first embodiment, the device bracket 1 includes two supporting bottom plates 1-1, two side plates 1-2, two vertical waist holes 1-3, two connecting plates i 1-4, two door-shaped plates 1-5, two limiting rods 1-6, two clamping blocks 1-7 and two clamping holes 1-8, the two supporting bottom plates 1-1 are fixedly connected with the side plates 1-2 at two sides of the two supporting bottom plates 1-1, each side plate 1-2 is provided with the vertical waist hole 1-3, the connecting plates i 1-4 are fixedly connected between the two side plates 1-2 at two sides, the door-shaped plate 1-5 is fixedly connected between the middle parts of the two connecting plates i 1-4, and the limiting rods 1-6 are fixedly connected on the two connecting plates i 1-4, two sides of the lower ends of the two supporting bottom plates 1-1 are fixedly connected with fixture blocks 1-7, and each fixture block 1-7 is provided with two fixture holes 1-8.

The third concrete implementation mode:

the embodiment is described below with reference to fig. 1 to 13, and the embodiment further describes a second embodiment, where the transportation mechanism 2 includes two transportation motors 2-1, two transportation wheels 2-2 and two transportation sliders 2-3, the transportation wheel 2-2 is fixedly connected to an output shaft of the transportation motor 2-1, the two transportation sliders 2-3 are rotatably connected to an output shaft of the transportation motor 2-1, the transportation mechanism 2 is provided with two transportation sliders, the four transportation sliders 2-3 are respectively slidably connected to the four vertical waist holes 1-3, a connection plate ii 3 is rotatably connected between two sides of the output shaft of the two transportation motors 2-1, and the two transportation wheels 2-2 are in transmission connection through a support crawler 5.

The fourth concrete implementation mode:

the third embodiment is further described with reference to fig. 1-13, wherein the extruding mechanism 4 includes an extruding sliding cylinder 4-1, an extruding sliding block 4-2, a clamping column 4-3, a spring extruding plate 4-4 and an adjusting screw 4-5, two extruding sliding cylinders 4-1 are rotatably connected to an output shaft of each transportation motor 2-1, an extruding sliding block 4-2 is fixedly connected to a lower end of each extruding sliding cylinder 4-1, four extruding sliding cylinders 4-1 are respectively slidably connected to two sides of two supporting base plates 1-1, clamping columns 4-3 are respectively slidably connected to four extruding sliding blocks 4-2, a tension spring is fixedly connected between four clamping columns 4-3 and four extruding sliding blocks 4-2, four clamping columns 4-3 are respectively clamped in four clamping holes 1-8 on the upper side, the extrusion sliding cylinder 4-1 is connected with a spring extrusion plate 4-4 in a sliding mode, a compression spring is arranged between the spring extrusion plate 4-4 and the extrusion sliding cylinder 4-1, the spring extrusion plate 4-4 is connected with an adjusting screw 4-5 in a rotating mode, and the adjusting screw 4-5 is connected to the supporting bottom plate 1-1 through threads.

The fifth concrete implementation mode:

the fourth embodiment is further described with reference to fig. 1 to 13, in which the lifting bracket 7 includes a telescoping mechanism 7-1, a lifting bottom plate 7-2 and a lifting side plate 7-3, the telescoping mechanism 7-1 is fixedly connected to the door-shaped plate 1-5, the telescoping end of the telescoping mechanism 7-1 is fixedly connected to the lifting bottom plate 7-2, the two sides of the lower end of the lifting bottom plate 7-2 are fixedly connected to the lifting side plate 7-3, and the two sides of the sliding limiting plate 6 are respectively slidably connected to the two limiting rods 1-6.

The sixth specific implementation mode:

this embodiment will be described with reference to fig. 1 to 13, and this embodiment will further describe embodiment five, the power mechanism 8 comprises a power motor 8-1, a connecting key 8-2, a power gear 8-3, a power belt wheel 8-4 and a sliding friction wheel 8-5, the power motor 8-1 is fixedly connected to a lifting side plate 7-3 on one side, an output shaft of the power motor 8-1 is rotatably connected with the power gear 8-3 and the power belt wheel 8-4, the output shaft of the power motor 8-1 is fixedly connected with the connecting key 8-2, the connecting key 8-2 is located between the power gear 8-3 and the power belt wheel 8-4, the connecting key 8-2 is slidably connected with the sliding friction wheel 8-5, and the sliding friction wheel 8-5 can be in friction transmission with the power gear 8-3 or the power belt wheel 8-4.

The seventh embodiment:

the sixth embodiment is further described with reference to fig. 1 to 13, wherein the transmission mechanism 9 includes a transmission shaft 9-1, a transmission gear 9-2 and a transmission pulley 9-3, the transmission shaft 9-1 is rotatably connected between the two lifting side plates 7-3, the transmission shaft 9-1 is fixedly connected with the transmission gear 9-2 and the transmission pulley 9-3, the transmission gear 9-2 is in meshing transmission with the power gear 8-3, and the transmission pulley 9-3 is in belt transmission connection with the power pulley 8-4.

The specific implementation mode is eight:

the embodiment is described below with reference to fig. 1 to 13, and the seventh embodiment is further described in the present embodiment, two ends of the rolling mechanism 10 are respectively rotatably connected to the two lifting side plates 7-3, and the rolling mechanism 10 is in transmission connection with the transmission shaft 9-1.

The specific implementation method nine:

the following describes the present embodiment with reference to fig. 1 to 13, and the present embodiment further describes an eighth embodiment, in which one end of the sliding fork 12 is rotatably connected to the sliding friction wheel 8-5, the pushing ram 13 is fixedly connected to one of the extruding sliders 4-2, and when the extruding slider 4-2 slides downward, the pushing ram 13 pushes the L-shaped link 11 to drive the sliding fork 12 to slide horizontally.

The invention relates to a mining machinery auxiliary transmission device, which has the working principle that:

when the coal conveyor is used, transported coal is placed on the supporting crawler 5, as shown in fig. 8 and 9, the supporting crawler 5 is formed by hinging and connecting a plurality of crossed Z-shaped plates, so that the supporting crawler 5 can bear the force of extruding upwards and downwards to a certain extent and can complete movement, and other structures in the prior art can be selected as the supporting crawler 5 as long as transportation and bearing a directional downward force can be completed; the transportation motor 2-1 is started, the output shaft of the transportation motor 2-1 starts to rotate, the output shaft of the transportation motor 2-1 drives the transportation wheel 2-2 to rotate, the transportation wheel 2-2 drives the supporting crawler 5 to move, the supporting crawler 5 drives coal to enter the lower end of the rolling mechanism 10, the telescopic mechanism 7-1 can be a hydraulic cylinder or an electric push rod, the telescopic end of the telescopic mechanism 7-1 adjusts the horizontal heights of the lifting bottom plate 7-2 and the lifting side plate 7-3, further the horizontal height of the rolling mechanism 10 is adjusted, the size of coal blocks passing through the space between the rolling mechanism 10 and the supporting crawler 5 can be adjusted, the power motor 8-1 is started, the output shaft of the power motor 8-1 starts to rotate, the output shaft of the power motor 8-1 drives the connecting key 8-2 to rotate by taking the axis of the output shaft of the power motor 8-1 as the center, the connecting key 8-2 drives the sliding friction wheel 8-5 to rotate by taking the axis of the output shaft of the power motor 8-1 as the center, as shown in fig. 11, the sliding friction wheel 8-5 and the power belt wheel 8-4 are in friction transmission, the sliding friction wheel 8-5 drives the power belt wheel 8-4 to rotate, the power belt wheel 8-4 drives the transmission belt wheel 9-3 to rotate, the transmission belt wheel 9-3 drives the transmission shaft 9-1 to rotate, the transmission shaft 9-1 drives the rolling mechanism 10 to rotate, the rotation direction of the lower end of the rolling mechanism 10 is the same as the movement direction of the upper end of the supporting track 5, when the supporting track 5 moves coal from front to back, the rolling mechanism 10 rotates clockwise, the rolling mechanism 10 and the supporting track 5 roll the coal blocks between the rolling mechanism 10 and the supporting track 5 together, because the hardness of the coal is far smaller than the coal blocks, the coal which can be crushed can pass through the space between the rolling mechanism 10 and the supporting crawler 5, the coal which can not be rolled is a stone, because the stone can not be crushed, the stone extrudes the supporting crawler 5 to move downwards, the supporting crawler 5 drives the two transportation mechanisms 2 to move downwards, the two transportation mechanisms 2 extrude the compression springs to move downwards, the two transportation mechanisms 2 drive the extrusion sliding cylinder 4-1 to move downwards, the extrusion sliding cylinder 4-1 drives the extrusion compression springs to move downwards, the extrusion sliding cylinder 4-1 drives the extrusion sliding block 4-2 to move downwards, when the force fed back from the supporting crawler 5 is large enough, the extrusion sliding block 4-2 drives the clamping column 4-3 to extrude the extension springs to move downwards, so that the clamping column 4-3 is clamped in the clamping hole 1-8 at the lower end, the horizontal height of the spring extrusion plate 4-4 can be adjusted through rotating the adjusting screws 4-5, the adjusting screws 4-5 adjust the horizontal height of the spring extrusion plate 4-4 through threads, and the pre-tightening force of the compression spring is adjusted, so that the force fed back on the supporting crawler 5 is adjusted, the adjustment is continuously carried out according to experiments and the actual use condition of the device, and the pre-tightening force which can enable coal to be crushed and the supporting crawler 5 not to move downwards is further specifically judged, and when stones come over, the pre-tightening force which can enable the stones to move downwards is further judged; when the extrusion sliding block 4-2 slides downwards, the sliding column 13 is pushed to push the L-shaped connecting rod 11 to drive the sliding shifting fork 12 to horizontally slide, as shown in figure 3, when the sliding column 13 is pushed to move downwards, the L-shaped connecting rod 11 is pulled to move leftwards, the L-shaped connecting rod 11 drives the sliding shifting fork 12 to move leftwards, the sliding shifting fork 12 drives the sliding friction wheel 8-5 to move leftwards, the sliding friction wheel 8-5 and the power gear 8-3 enter friction transmission, the power gear 8-3 drives the transmission mechanism 9 to rotate, the transmission mechanism 9 drives the rolling mechanism 10 to rotate, at the moment, the rotation of the rolling mechanism 10 is reversely changed, opposite force is generated to push the stone direction out between the rolling mechanism 10 and the supporting crawler 5, the steps are repeated for a plurality of times, after the stone cannot be rolled and is determined to be crushed, the stone is taken down, and the rotation direction of the stone can be changed by matching with the rotation, the switching mode of the rotating direction of the transport motor 2-1 can refer to the power switching of the power mechanism 8, and can also be realized by an electric control means, and the electric control mode for changing the steering of the transport motor 2-1 is common knowledge in the field.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.

Claims

1. The utility model provides a mining machinery assists transmission device, includes device support (1), transport mechanism (2), connecting plate II (3), extrusion mechanism (4), supports track (5), slip limiting plate (6), lifting support (7), power unit (8), drive mechanism (9), rolls mechanism (10), L shape connecting rod (11), slip shift fork (12) and promotes traveller (13), its characterized in that: the device is characterized in that the front side and the rear side of a device support (1) are both connected with conveying mechanisms (2) in a sliding manner, two ends of two conveying mechanisms (2) are connected with two connecting plates (3) in a rotating manner, two ends of two conveying mechanisms (2) are connected with extrusion mechanisms (4) in a rotating manner, four extrusion mechanisms (4) are respectively connected to four corners of the device support (1), the two conveying mechanisms (2) are connected through a supporting crawler (5) in a transmission manner, the middle part of the device support (1) is connected with a sliding limiting plate (6) in a sliding manner, the middle part of the device support (1) is fixedly connected with a lifting support (7), the lower end of the lifting support (7) is provided with a power mechanism (8), a transmission mechanism (9) and a rolling mechanism (10), the power mechanism (8) is connected with the transmission mechanism (9) in a transmission manner, the transmission mechanism (9) is connected with the rolling mechanism (, the lower end of the L-shaped connecting rod (11) is provided with an inclined end (11-1), a pushing sliding column (13) is fixedly connected to the corresponding extrusion mechanism (4), the pushing sliding column (13) is connected to the inclined end (11-1) in a sliding mode, one end of a sliding shifting fork (12) is connected to the power mechanism (8) in a rotating mode, the middle of the sliding shifting fork (12) is connected to the sliding limiting plate (6) in a horizontal sliding mode, and the other end of the sliding shifting fork (12) is connected to the L-shaped connecting rod (11) in a vertical sliding mode; rotate through two transport mechanism (2) and transport the coal cinder, when meetting great coal cinder, the lower extreme of rolling mechanism (10) is the same with the upper end direction of motion of supporting track (5), the coal cinder rolls into and supports between track (5) and rolling mechanism (10), the coal of being smashed passes through between rolling mechanism (10) and the support track (5), can not be rolled then be the stone, support track (5) pressurized and move downwards, support track (5) drive four extrusion mechanism (4) and move downwards and change the joint position on the fixture block, promote traveller (13) and promote L shape connecting rod (11) and drive slip shift fork (12) and carry out the horizontal slip, accomplish the power switching of power unit (8), make rolling mechanism (10) reversal tell the stone.

2. The mining machine auxiliary transmission device as claimed in claim 1, wherein: the device support (1) comprises support base plates (1-1), side plates (1-2), vertical waist holes (1-3), connecting plates I (1-4), door-shaped plates (1-5), limiting rods (1-6), clamping blocks (1-7) and clamping holes (1-8), wherein the number of the support base plates (1-1) is two, the two sides of the two support base plates (1-1) are fixedly connected with the side plates (1-2), each side plate (1-2) is provided with the vertical waist hole (1-3), the connecting plates I (1-4) are fixedly connected between the two side plates (1-2) at the two sides, the door-shaped plates (1-5) are fixedly connected between the middle parts of the two connecting plates I (1-4), and the limiting rods (1-6) are fixedly connected on the two connecting plates I (1-4), the two sides of the lower ends of the two supporting bottom plates (1-1) are fixedly connected with clamping blocks (1-7), and each clamping block (1-7) is provided with two clamping holes (1-8).

3. The mining machine auxiliary transmission device as claimed in claim 2, wherein: the transportation mechanism (2) comprises a transportation motor (2-1), transportation wheels (2-2) and transportation sliding blocks (2-3), the transportation wheels (2-2) are fixedly connected to an output shaft of the transportation motor (2-1), the two transportation sliding blocks (2-3) are rotatably connected to the output shaft of the transportation motor (2-1), the transportation mechanism (2) is provided with two transportation sliding blocks (2-3), the four transportation sliding blocks (2-3) are respectively connected into four vertical waist holes (1-3) in a sliding mode, a connecting plate II (3) is rotatably connected between two sides of the output shaft of the two transportation motors (2-1), and the two transportation wheels (2-2) are in transmission connection through a supporting crawler belt (5).

4. A mining machine auxiliary conveyor as claimed in claim 3 wherein: the extrusion mechanism (4) comprises extrusion sliding cylinders (4-1), extrusion sliding blocks (4-2), clamping columns (4-3), spring extrusion plates (4-4) and adjusting screws (4-5), the output shaft of each transport motor (2-1) is rotatably connected with two extrusion sliding cylinders (4-1), the lower end of each extrusion sliding cylinder (4-1) is fixedly connected with the extrusion sliding blocks (4-2), the four extrusion sliding cylinders (4-1) are respectively and slidably connected with two sides of two supporting base plates (1-1), the four extrusion sliding blocks (4-2) are respectively and slidably connected with the clamping columns (4-3), the four clamping columns (4-3) and the four extrusion sliding blocks (4-2) are respectively and fixedly connected with extension springs, the four clamping columns (4-3) are respectively clamped in four clamping holes (1-8) on the upper side, the extrusion sliding cylinder (4-1) is connected with a spring extrusion plate (4-4) in a sliding mode, a compression spring is arranged between the spring extrusion plate (4-4) and the extrusion sliding cylinder (4-1), the spring extrusion plate (4-4) is connected with an adjusting screw (4-5) in a rotating mode, and the adjusting screw (4-5) is connected to the supporting bottom plate (1-1) through threads.

5. The mining machine auxiliary transmission device as claimed in claim 4, wherein: the lifting support (7) comprises a telescopic mechanism (7-1), a lifting bottom plate (7-2) and lifting side plates (7-3), the telescopic mechanism (7-1) is fixedly connected onto the door-shaped plate (1-5), the telescopic end of the telescopic mechanism (7-1) is fixedly connected with the lifting bottom plate (7-2), the lifting side plates (7-3) are fixedly connected to the two sides of the lower end of the lifting bottom plate (7-2), and the two sides of the sliding limiting plate (6) are respectively connected onto the two limiting rods (1-6) in a sliding mode.

6. The mining machine auxiliary transmission device as claimed in claim 5, wherein: the power mechanism (8) comprises a power motor (8-1), a connecting key (8-2), a power gear (8-3), a power belt wheel (8-4) and a sliding friction wheel (8-5), the power motor (8-1) is fixedly connected to a lifting side plate (7-3) on one side, an output shaft of the power motor (8-1) is rotatably connected with the power gear (8-3) and the power belt wheel (8-4), an output shaft of the power motor (8-1) is fixedly connected with the connecting key (8-2), the connecting key (8-2) is located between the power gear (8-3) and the power belt wheel (8-4), the connecting key (8-2) is slidably connected with the sliding friction wheel (8-5), and the sliding friction wheel (8-5) can be in friction transmission with the power gear (8-3) or the power belt wheel (8-4).

7. The mining machine auxiliary transmission device as claimed in claim 6, wherein: the transmission mechanism (9) comprises a transmission shaft (9-1), a transmission gear (9-2) and a transmission belt wheel (9-3), the transmission shaft (9-1) is rotatably connected between the two lifting side plates (7-3), the transmission shaft (9-1) is fixedly connected with the transmission gear (9-2) and the transmission belt wheel (9-3), the transmission gear (9-2) and the power gear (8-3) are in meshing transmission, and the transmission belt wheel (9-3) is in belt transmission connection with the power belt wheel (8-4).

8. The mining machine auxiliary transmission device as claimed in claim 7, wherein: two ends of the rolling mechanism (10) are respectively and rotatably connected to the two lifting side plates (7-3), and the rolling mechanism (10) is in transmission connection with the transmission shaft (9-1).

9. The mining machine auxiliary transmission device as claimed in claim 8, wherein: one end of the sliding shifting fork (12) is rotatably connected to the sliding friction wheel (8-5), the pushing sliding column (13) is fixedly connected to one of the extrusion sliding blocks (4-2), and the extrusion sliding blocks (4-2) push the sliding column (13) to push the L-shaped connecting rod (11) to drive the sliding shifting fork (12) to horizontally slide when sliding downwards.