SUMMERY OF THE UTILITY MODEL
The utility model provides a hole adopts device and hole miner, it has overcome the not enough that the method exists of hole mining among the background art.
The utility model provides one of the technical scheme who adopts of its technical problem is:
the hole mining device comprises a pallet fork, the pallet fork comprises a forking part and a connecting part which are connected together, the hole mining device further comprises a push-pull frame and a push-pull driving mechanism, the push-pull driving mechanism is connected with the pallet fork and the push-pull frame to drive the push-pull frame to move on the forking part along the forking part, and the push-pull frame is provided with a connecting mechanism capable of connecting hole mining objects to the push-pull frame.
In one embodiment: the push-pull driving mechanism comprises a scissor mechanism, the scissor mechanism is provided with four connecting ends, two of the four connecting ends are connected to the connecting portion in an assembling mode, the other two connecting ends are connected to the push-pull frame in an assembling mode, and the push-pull frame is driven to move along the cross-connection portion through the scissor mechanism.
In one embodiment: the push-pull driving mechanism further comprises an oil cylinder mechanism, the oil cylinder mechanism comprises an oil cylinder and a piston rod connected to the oil cylinder, the oil cylinder is rotatably connected to the connecting portion, and the piston rod is rotatably connected to the scissor mechanism.
In one embodiment: the piston rod is rotatably connected with one connecting end of the scissor mechanism, which is connected to the push-pull frame.
In one embodiment: the connecting part comprises a connecting frame, the connecting frame and the cross-connection part are fixedly connected together, the connecting frame and the cross-connection part are arranged in a crossed mode, and the connecting end of the scissor mechanism is connected to the connecting frame in an assembling mode.
In one embodiment: the connecting mechanism comprises at least one connecting part fixedly arranged on the push-pull frame and at least one steel rope, the steel rope is connected with the connecting part on the push-pull frame, and the hole mining object and the push-pull frame are connected together through the steel rope.
In one embodiment: the push-pull frame is fixedly provided with at least two connecting rings or hooks which are arranged at intervals up and down, the steel rope is connected with the connecting rings or hooks, and the connecting part comprises the connecting rings or hooks.
The utility model provides a second of the technical scheme of its technical problem's adoption:
the hole mining machine comprises a forklift, and the forklift is connected with the hole mining device; the fork can be movably connected to the fork loading machine, a fork driving mechanism is arranged between the fork and the fork loading machine, and the fork is driven to move relative to the fork loading machine through the fork driving mechanism; the fork loader is provided with a hydraulic mechanism, and the hydraulic mechanism is connected with the push-pull driving mechanism and the fork driving mechanism so as to control the push-pull frame to move and the fork to move.
Compared with the background technology, the technical scheme has the following advantages:
the push-pull frame and the push-pull driving mechanism are additionally arranged at the pallet fork, the push-pull driving mechanism can drive the push-pull frame to move along the fork joint part of the pallet fork, the hole picking object and the push-pull frame are connected together through the connecting mechanism after moving outwards, the push-pull frame is moved inwards after connection, the hole picking object can be moved to the fork joint part of the pallet fork, and then the hole picking object can be carried to a destination by utilizing a fork loader, so that the defects existing in the background technology are overcome, and the following technical effects are generated: firstly, the hole mining device has the functions of pulling out, carrying, loading and unloading, stacking and pushing out hole mining objects from the hole, and is efficient, safe and practical; secondly, the push-pull frame retracts into the pallet fork, so that the pallet fork can be used as a common forklift for carrying regular or irregular lump materials.
The push-pull driving mechanism comprises a shear type mechanism, the push-pull frame is driven to move along the fork joint part through the shear type mechanism, the push-pull stroke is long, and the structure is simple and compact.
The hole mining objects and the push-pull frame are connected together through the steel ropes, so that the hole mining objects and the push-pull frame are conveniently connected together.
The hydraulic mechanism is connected with the push-pull driving mechanism and the pallet fork driving mechanism so as to control the push-pull frame to move and the pallet fork to move, and the push-pull driving mechanism directly utilizes the hydraulic mechanism of the fork loader, so that the mechanism is simplified, and the cost is reduced.
Detailed Description
The hole mining machine, please look for fig. 1 to 5, comprises a forking machine 1 and a hole mining device 2, and the hole mining machine of the utility model is used for mining a hole mining object 3 such as a mineral block to cut a cutting seam 31.
The hole mining device 2 comprises a pallet fork 21, a push-pull frame 22 and a push-pull driving mechanism 23.
The fork 21 includes a fork joint 211 and a connecting portion that are attached together. The connecting portion comprises a mounting frame 212 and a connecting frame 213 fixedly connected to the mounting frame 212, the connecting frame 213 and the cross-connecting portion 211 are fixedly connected together, and the connecting frame and the cross-connecting portion are arranged in an intersecting manner, such as a perpendicular intersecting manner, so that the connecting frame 213 and the cross-connecting portion 212 are fixedly connected to form an L-shaped structure.
The push-pull frame 22 is slidably connected to the fork 211 such that the push-pull frame 22 can slide along the fork 211 away from or close to the connection. The push-pull driving mechanism 23 connects the connecting frame 213 and the push-pull frame 22 to drive the push-pull frame 22 to move along the cross-connecting portion 211 on the cross-connecting portion 211. In the concrete structure: the push-pull driving mechanism 23 comprises a scissor mechanism 231 and a first oil cylinder mechanism; the scissor mechanism 231 has four connecting ends, two of the four connecting ends are connected to the connecting frame 213, the other two connecting ends are connected to the push-pull frame 213, the scissor mechanism 231 includes two scissor units horizontally connected together, and each scissor unit includes two connecting rods with the middle parts rotatably connected together; the first oil cylinder mechanism comprises a first oil cylinder 232 and a first piston rod 233 connected to the first oil cylinder 232, the first oil cylinder 232 is rotatably connected to the connecting frame 213, and the tail end of the first piston rod 233 is rotatably connected to one connecting end of the scissor mechanism 231, which is connected to the push-pull frame 22; the scissor mechanism 231 is controlled to stretch and retract by the sliding of the first piston rod 233 relative to the first cylinder 232, the push-pull frame 22 is pushed and pulled, and the push-pull frame 22 is driven to move outwards or inwards. The piston rod may be connected to other positions of the scissor mechanism, or other push-pull driving mechanisms may be used, such as the first cylinder mechanism directly connecting the connecting frame and the push-pull frame. The push-pull frame can be suspended as required, and even if the push-pull frame is suspended, the push-pull frame moves inside and outside along the fork joint part 211 (the moving track is parallel to the fork joint part).
The push-pull frame 22 is provided with a connecting mechanism which can connect the hole mining object 3 to the push-pull frame 11. The connecting mechanism comprises at least one connecting part 221 fixedly arranged on the push-pull frame 22 and at least one steel rope 222, the steel rope 222 is connected with the connecting part 221 on the push-pull frame 22, and the hole mining object 3 and the push-pull frame 22 are connected together through the steel rope 222. In the concrete structure: the push-pull frame 22 is provided with at least two connecting rings or hooks which are arranged at intervals up and down, and the connecting part comprises the connecting rings or hooks.
The forklift 1 can refer to the existing forklift, such as an XJ988-35 forklift, and comprises a frame 11, a cab 12 mounted on the frame 11, wheels 13 mounted under the frame 11, and a travel driving mechanism mounted on the frame 11 and capable of being in transmission connection with the wheels 13 to drive the wheels 13 to rotate, wherein the travel driving mechanism drives the wheels 13 to rotate so as to drive the forklift 1 to travel. The forklift loader 1 is also provided with a hydraulic mechanism. Fork 21 can swing joint in fork installation 1, be equipped with fork actuating mechanism between fork 21 and the fork installation 1, drive the fork through fork actuating mechanism and fork the installation activity of fork relatively, the activity is including going up and down or angle rotation. The fork drive mechanism includes a lift boom 14 and a second cylinder mechanism 15. One end of the lifting boom 14 is rotatably connected to the frame 11, and the other end of the lifting boom 14 is rotatably connected to a connecting portion of the fork 21, such as the mounting bracket 212. The second oil cylinder mechanism 15 comprises a second oil cylinder and a second piston rod movably connected to the second oil cylinder, the second oil cylinder is rotatably connected to the frame 11, and the second piston rod is rotatably connected to the lifting movable arm 14. The swing of the lifting arm 14 can be controlled by the sliding of the second piston rod relative to the second cylinder, and the lifting of the fork 21 can be controlled. The lifting movable arm 14 is rotatably connected with a rocker arm 16, a third oil cylinder of a third oil cylinder mechanism 17 is further mounted on the frame 11 at a position corresponding to the rocker arm 16, a third piston on the third oil cylinder is rotatably connected with one end of the rocker arm 16, the other end of the rocker arm 16 is connected with a connecting portion of the pallet fork 21 through a pull rod 18, specifically, one end of the pull rod 18 is rotatably connected with the other end of the rocker arm 16, and the other end of the pull rod 18 is rotatably connected with an installation frame 212 of the connecting portion.
The hydraulic mechanism of the forklift loader 1 is connected with the first oil cylinder mechanism, the second oil cylinder mechanism and the third oil cylinder mechanism to control the movement of the push-pull frame, control the lifting of the fork and control the adjustment of the angle of the fork. Such as a hydraulic source controlled by a multiplex valve.
The hole mining method of the forklift loader comprises the following steps:
step 1, the pallet fork driving mechanism drives the pallet fork 21 to move, so that the fork joint part 211 of the pallet fork 21 corresponds to the lower edge of the hole mining object 3, for example, the fork joint part 211 is horizontally aligned with the lower edge of the hole mining object 3, or is slightly lower than the lower edge of the hole mining object 3;
step 2, extending a first piston rod 233 of the first cylinder mechanism to drive the scissor mechanism 231 to horizontally extend (the push-pull frame is far away from the connecting frame 213), and pushing the push-pull frame 22 outwards to enable the push-pull frame 22 to move outwards;
step 3, please refer to fig. 3, the hole mining object 3 is connected with the push-pull frame 22 through the steel rope 222; the concrete structure is as follows: grooves are respectively processed on the two sides of the hole mining object 3, the tail ends of the steel ropes 222 are connected with the grooves, if bolts are fixedly inserted in the grooves, the steel ropes 222 are connected with the bolts, and the hole mining object 3 and the push-pull frame 22 are connected together; or, the steel rope 222 and the push-pull frame 22 are matched to form a rope ring, and the rope ring is sleeved on the hole mining object 3, so that the hole mining object 3 and the push-pull frame 22 are connected together;
step 4, the first piston rod 233 of the first cylinder mechanism retracts, the scissor mechanism 231 is driven to horizontally retract (the push-pull frame is close to the connecting frame 213), the push-pull frame 22 is pulled inwards to enable the push-pull frame 22 to move inwards, and the hole mining object 3 is pulled to the fork joint portion 211 of the pallet fork 21, as shown in fig. 4; if desired, the hole picks can be moved over the fork joint 211 of the forks 21 in coordination with the movement of the forks, e.g., by pulling on the fork joint 211 with a push-pull carriage, and then the forks are moved so that the hole picks are moved completely over the fork joint 211.
Step 5, please refer to fig. 4, the forklift 1 can directly transport the hole-picking object 3 to the destination (stacking site or transportation tool, etc.), or the forklift 1 can drive the fork 21 to move, so that the hole-picking object 3 is safely placed on the fork 21 and then transported to the destination;
step 6, please refer to fig. 5, wherein the fork joint 211 of the fork 21 corresponds to the upper edge of the target platform of the destination; the first piston rod 233 of the first cylinder mechanism extends to drive the scissor mechanism 231 to extend horizontally (the push-pull frame is far away from the connecting frame 213), and the push-pull frame 22 pushes the hole mining object 3 to the target platform.
Before the step 3, as shown in fig. 3, a step a is further included, in which a plurality of cylindrical portions 4 are inserted into the cutting seams 31 below the hole mining object 3, so as to convert sliding friction into rolling friction in the process of pulling out the hole mining object 3, reduce the friction force of the hole mining object, and reduce wear. The cylindrical part is made of round steel with the diameter of 16-20. Step a may be before step 1, or between step 1 and step 2, or between step 2 and step 3. Between the step 4 and the step 6, the method further comprises the step B: the steel cord and the hole mining object 3 are disconnected.
In another embodiment: as shown in fig. 6, fig. 7 and fig. 8, before step 3, step a is further included, a sliding plate 5 is inserted under the hole mining object 3, and the sliding plate 5 is inserted in the cutting seam 31. The sliding plate 5 comprises a plate body, wherein the top surface of the plate body is provided with a smooth area and a convex area which are arranged in front and back; the convex area is uniformly provided with a plurality of anti-skid protrusions 51 at intervals along the front-back direction; the smooth area is provided with a plurality of connecting holes 52. In the concrete structure: the antiskid projection 51 is provided with a front side wall 511 and a rear side wall 512 which are arranged in a front-back manner, the front side wall 511 is a concave wall with a forward opening, and the rear side wall 512 is an inclined wall arranged upwards forwards; or, the front side wall 511 is a front inclined wall, an acute angle with a forward opening is formed between the front inclined wall and the bottom wall, and the rear side wall 512 is an inclined wall arranged forward and upward to prevent the hole mining object from sliding backwards in the pushing and pulling process; the sliding plate is made of 50Mn2。
In the step a, a part of the sliding plate 5 is inserted into the cutting slit 31, or the cutting slit 31 is aligned, and then the sliding plate 5 is pushed into the cutting slit 31 directly by using the fork 21, or the push-pull frame 22. The method specifically comprises the following steps: step A is before step 1, or between step 1 and step 2, insert the part of the slide 5 into the cut seam 31 first, or, align the cut seam 31; in step 2, the push-pull frame 22 abuts against the front end of the sliding plate, and the sliding plate is moved outwards through the push-pull frame 22 to be plugged into the lower edge of the hole mining object from front to back. And 3, connecting the steel rope 222 to the connecting hole 52 of the sliding plate 5 so as to connect the hole mining object and the push-pull frame together through the sliding plate and the steel rope.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.