CN-122009748-A - Shovel transporting device and mining machine

CN122009748ACN 122009748 ACN122009748 ACN 122009748ACN-122009748-A

Abstract

The invention relates to the technical field of mining machines, in particular to a shoveling device and a mining machine. The shoveling device comprises a shoveling plate part, a belt conveyor and a belt tensioning mechanism, wherein the shoveling plate part is movably arranged on a frame, the shoveling plate part is provided with a first position and a second position, the bottom of the shoveling plate part is in contact with a working surface when the shoveling plate part is in the first position, the bottom of the shoveling plate part is located above the working surface and leaves the working surface when the shoveling plate part is in the second position, the belt conveyor is arranged on the frame, the shoveling plate part is arranged at a first end of the belt conveyor, the belt tensioning mechanism is arranged on a frame body, and the belt tensioning mechanism is used for adjusting the tension degree corresponding to two sides of a belt on the belt conveyor. The shoveling device provided by the invention is provided with the belt tensioning mechanisms for adjusting the respective corresponding tensioties at the two sides of the belt, so that the shoveling device has the function of tensioning and deflecting the belt.

Inventors

TAO JIANFENG
XU JIE
LI WENBO

Assignees

三一重型装备有限公司
三一智能装备有限公司

Dates

Publication Date: 20260512
Application Date: 20260309

Claims (10)

1. A shoveling apparatus for use with a mining machine, comprising: The shovel plate part is movably arranged on the frame and provided with a first position and a second position, when the shovel plate part is positioned at the first position, the bottom of the shovel plate part is contacted with the working surface, and when the shovel plate part is positioned at the second position, the bottom of the shovel plate part is positioned above the working surface and separated from the working surface; the belt conveyor is arranged on the frame, and the shovel plate part is arranged at the first end of the belt conveyor; The belt tensioning mechanism is arranged on the belt conveyor and used for adjusting the positions of two sides of the second end of the belt conveyor so as to adjust the tension of two sides of the belt on the belt conveyor.
2. The shoveling device of claim 1, wherein the belt conveyor comprises: the shovel plate part is arranged at the first end of the frame body; The first roller is mounted on the frame body and is arranged close to the shovel plate part, and the axial direction of the first roller is parallel to the width direction of the frame body; the second roller is arranged at the second end part of the frame body, and the axial direction of the second roller is parallel to the width direction of the frame body; the driving assembly is in driving connection with the second roller and is used for driving the second roller to axially rotate; The first roller comprises a core shaft, a spoke plate and semicircular strip parts, wherein two ends of the core shaft are connected with the frame body, the first sides of the spoke plates are connected to the side parts of the core shaft, the second sides of the spoke plates are connected with the semicircular strip parts, the length directions of the spoke plates are parallel to the length directions of the core shaft, and the spoke plates are distributed on the side parts of the core shaft by taking the axis of the core shaft as the center of a circle.
3. The shoveling apparatus of claim 2, wherein the second drum is mounted on a drum frame, the belt tensioning mechanism comprising: The sliding rail is arranged along the length direction of the frame body, and the first end of the sliding rail is slidably connected with the side part of the frame body; The movable connecting plate is hinged with the lug plate positioned on the roller frame, and the second end of the sliding rail is fixedly connected with the movable connecting plate; The first oil cylinder is arranged along the length direction of the frame body, the first end of the first oil cylinder is hinged with the frame body, the second end of the first oil cylinder is hinged with the movable connecting plate, and the first oil cylinder is used for controlling the sliding rail to slide relative to the frame body so as to adjust the distance between the rolling profile frame and the frame body.
4. A scooping apparatus according to claim 3 wherein the belt tensioning mechanism further includes a sensor group and a controller, the sensor group being disposed adjacent to both sides of the second roller, the sensor group being configured to detect whether the belt is left-right deflected, the controller being configured to control extension of a piston rod of the first cylinder located on the left side of the belt and/or retraction of a piston rod of the first cylinder located on the right side of the belt until the sensor group fails to detect left-deflected, when the sensor group detects right-deflected of the belt, the controller being configured to control extension of a piston rod of the first cylinder located on the right side of the belt and/or retraction of a piston rod of the first cylinder located on the left side of the belt until the sensor group fails to detect right-deflected of the belt.
5. The shoveling device of claim 2, further comprising a carrier roller mechanism, the carrier roller mechanism comprising: The three carrier rollers are hinged in sequence and are positioned between the upper layer and the lower layer of the belt; The end parts of the carrier rollers positioned at the two sides are connected with the carrier roller frame; The buffer mechanism is used for buffering the impact force of the roller frame connected with the buffer mechanism on the frame body.
6. The scooping device of claim 5 wherein said carrier roller frame includes an interconnecting link and a support, said link having a first end hinged to an end of said carrier roller, at least a portion of said link being located on an exterior side of said frame, said support being located above said frame and in contact with an upper surface of said frame; The buffer mechanism comprises a connecting rod and a disc spring, wherein the first end of the connecting rod sequentially penetrates through the frame body and the connecting portion and then is fixed on the connecting portion, and the part, away from the connecting portion, of the frame body is sleeved with the disc spring.
7. The scooping device of claim 2, further comprising a drive assembly mounted to said frame and coupled to said blade portion, said drive assembly for driving said blade portion to move relative to said frame to move said blade portion to said first or second position.
8. The scooping apparatus of claim 7 wherein said drive assembly includes: The first end of the second oil cylinder is arranged on the frame; The lifting assembly comprises a first connecting plate, a connecting shaft and a second connecting plate, wherein the first end of the first connecting plate is hinged with the second end of the second oil cylinder, the second end of the first connecting plate is fixedly connected to the side wall of the middle part of the connecting shaft, the two end parts of the connecting shaft are respectively fixedly connected with the first end of the second connecting plate, the connecting shaft can be detachably connected with a frame, and after the connecting shaft is connected to the frame, the connecting shaft can axially rotate, and an included angle between the length direction of the first connecting plate and the length direction of the second connecting plate is 90-170 degrees; The second end of the second connecting plate is hinged with the first end of the third connecting plate, and the second end of the third connecting plate is connected with the shovel plate part.
9. The shoveling apparatus of any one of claims 1 to 8, wherein the shovel plate portion includes: The panel is obliquely arranged close to the first end of the belt conveyor, a material receiving opening is formed in the upper portion of the panel, and a material accumulating opening is formed in the bottom of the panel; the bottom plate is connected with the bottom of the panel, and the length direction of the bottom plate is parallel to the horizontal plane; The top of the back plate is connected with one side of the panel close to the belt conveyor, and the bottom of the back plate is connected with the bottom plate; the partition plates are distributed along the length direction of the material accumulation grooves so as to divide the material accumulation grooves into a plurality of material accumulation sub-grooves.
10. A mining machine comprising a shoveling device as claimed in any one of claims 1 to 9.

Description

Shovel transporting device and mining machine Technical Field The invention relates to the technical field of mining machines, in particular to a shoveling device and a mining machine. Background The shoveling device on the surface miner is integrated in the movable frame and is one of core working units and is mainly responsible for collecting materials generated by milling of the milling roller and continuously conveying the materials to subsequent transferring equipment. The device is generally composed of a blade and a belt conveyor. At present, in practical application, the belt on the belt conveyor is influenced by various factors such as material impact and uneven distribution, the condition of deviation to the belt easily appears, and because the belt conveyor is wholly integrated inside the frame, the installation space is extremely narrow, therefore, the condition of limited operation space for tensioning and deviation adjustment of the belt easily appears, so the adjustment process for tensioning and deviation adjustment of the belt is time and labor consuming, and accurate adjustment of the belt is difficult to realize. Therefore, a shoveling device having a function of adjusting tension of a belt on a belt conveyor is urgently needed to be studied. Disclosure of Invention The present invention aims to solve at least one of the technical problems existing in the prior art or related art. Therefore, the invention provides a shoveling device, so that the belt conveyor has the function of tensioning and deviation adjustment of a belt. The invention also provides a mining machine comprising the shoveling device. According to an embodiment of the first aspect of the invention, a shoveling device is applied to a mining machine and comprises: The shovel plate part is movably arranged on the frame and provided with a first position and a second position, wherein when the shovel plate part is positioned at the first position, the bottom of the shovel plate part is contacted with the working surface; the belt conveyor is arranged on the frame, and the shovel plate part is arranged at the first end of the belt conveyor; the belt tensioning mechanism is arranged on the belt conveyor and used for adjusting the positions of the two sides of the second end of the belt conveyor so as to adjust the tension of the two sides of the belt on the belt conveyor. Optionally, the belt conveyor includes: the shovel plate part is arranged on the first end of the frame body; the first roller is arranged on the frame body and is close to the shovel plate part, and the axial direction of the first roller is parallel to the width direction of the frame body; the second roller is arranged at the second end part of the frame body, and the axial direction of the second roller is parallel to the width direction of the frame body; the driving assembly is in driving connection with the second roller and is used for driving the second roller to axially rotate; The first roller comprises a core shaft, a plurality of webs and a semicircular strip portion, wherein two ends of the core shaft are connected with the frame body, the first sides of the plurality of webs are connected to the side portion of the core shaft, the second sides of the plurality of webs are connected with the semicircular strip portion, the length directions of the plurality of webs are parallel to the length directions of the core shaft, and the plurality of webs are distributed on the side portion of the core shaft by taking the axis of the core shaft as the center of a circle. Optionally, the second roller is mounted on a roller frame, and the belt tensioning mechanism comprises: the sliding rail is arranged along the length direction of the frame body, and the first end of the sliding rail is slidably connected with the side part of the frame body; The movable connecting plate is hinged with the lug plate positioned on the roller frame, and the second end of the sliding rail is fixedly connected with the movable connecting plate; the first oil cylinder is arranged along the length direction of the frame body, the first end of the first oil cylinder is hinged with the frame body, the second end of the first oil cylinder is hinged with the movable connecting plate, and the first oil cylinder is used for controlling the sliding rail to slide relative to the frame body so as to adjust the distance between the rolling profile frame and the frame body. The belt tensioning mechanism comprises a first roller, a second roller, a sensor group, a controller, a sensor group and a controller, wherein the sensor group is arranged close to two sides of the second roller and used for detecting whether the belt is left and right deflected, the controller is used for controlling the piston rod of a first oil cylinder positioned on the left side of the belt to extend and/or controlling the piston rod of the first oil cylinder positioned on the right side of the belt to retract w