CN215108747U - Cutter device for reaming and reinforcing anchor rope of coal mine anchor rod - Google Patents

Abstract

The utility model discloses a cutter device for reaming and reinforcing anchor rods and anchor cables of a coal mine, which comprises a backing plate and a reinforcing and guiding device, the utility model is provided with the reinforcing and guiding device, namely, under the meshing transmission of the small bevel gear and the large bevel gear inside the driving box, the screw rod arranged in the middle of the large bevel gear can move downwards to realize firm splicing movement with the ground, because the screws at the two sides are vertically inserted with the ground, the anchor rod can be ensured to vertically and stably move and not to easily deviate when the anchor rod moves downwards for punching, thereby achieving the advantages of reinforcing and guiding the anchor rod inserted into the guide rod, and under the coordination of the fastening component at the lower end of the screw rod, the inclined plate can be extruded to realize the compression of the pressure spring on the outer surface of the pin shaft, and when the pressure spring rebounds, the effect of jointing the inclined plate and the ground can be improved, and under the cooperation of the sawtooth blocks on the outer side of the inclined plate, the reinforcing effect is further improved, so that the advantage of improving the inserting firmness of the screw rod is achieved.

Description

Cutter device for reaming and reinforcing anchor rope of coal mine anchor rod

Technical Field

The utility model particularly relates to a colliery stock anchor rope reaming reinforcing cutter device relates to the colliery and struts relevant field.

Background

Since the 90 s of the 20 th century, the anchor bolt supporting technology is widely applied to coal mine roadway supporting with remarkable technical advantages, because the anchor bolt anchoring bearing capacity in a soft rock roadway is lower than that of a common roadway, and phenomena such as bottom bulging, rib spalling and the like are easy to occur, so that to improve the roadway supporting effect, the anchoring of a single anchor bolt must be improved, and therefore, if the anchoring force of the single anchor bolt is improved, hole expansion must be performed at the bottom of an anchor bolt hole to increase the bearing capacity, and at present, a cutter is often used to realize the hole expansion enhancing effect.

At present when carrying out the use of stock reaming reinforcing cutter device, need earlier use the stock to carry out preliminary punching activity after, use the cutter, realize reinforcing reaming effect, when carrying out the stock preliminary punching, easy because the operation is improper, lead to the stock to move down and produce the skew, and then lead to the stock hole of seting up, take place the skew phenomenon, lead to the unable use of stock hole.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned not enough, the utility model provides a colliery stock anchor rope reaming reinforcing cutter device here.

The utility model discloses a realize like this, construct a colliery stock anchor rope reaming reinforcing cutter device, the device includes the backing plate and consolidates guider, the backing plate middle part is rotated and is connected with the stock body, it sets up in the adapter sleeve outside to consolidate guider, it includes connecting plate, drive box, screw rod, handle, little bevel gear, big bevel gear and fastening components to consolidate guider, connecting plate middle part and adapter sleeve sliding connection to the connecting plate left and right sides all is provided with the drive box, drive box middle part is provided with the screw rod, the handle rotates with the drive box outside to the handle is close to drive box one side and is connected with little bevel gear, little bevel gear lower extreme is connected with big bevel gear meshing to big bevel gear middle part is connected with the screw rod, fastening components sets up inside the screw rod lower extreme.

Preferably, the fastening assembly comprises a pin shaft, a pressure spring, a sliding frame, an inclined plate and a sawtooth block, the pin shaft is fixedly connected with the inner part of the lower end of the screw rod, the pressure spring is arranged on the outer surface of the pin shaft, the right side of the pressure spring is attached to the sliding frame, the upper end of the left side of the sliding frame is connected with the pin shaft in a sliding mode, the middle of the left side of the inclined plate is connected with the sliding frame in a rotating mode, the lower end of the inclined plate is connected with the screw rod in a rotating mode, and the sawtooth block is arranged on the outer side of the inclined plate.

Preferably, the lower extreme of the anchor rod body and connecting sleeve fixed connection to the inside sliding connection of anchor rod body has the push rod, the inside spring that is provided with of connecting sleeve to connecting sleeve lower extreme and anchor head fixed connection, the spring is connected with the push rod lower extreme outside to the push rod lower extreme rotates with the reaming cutter to be connected, the reaming cutter sets up inside the connecting sleeve lower extreme.

Preferably, drive box, screw rod, handle, bevel pinion and bevel gear all follow the symmetrical setting about the connecting plate to connecting plate middle part and the smooth nothing barb of stock body sliding connection department.

Preferably, the handle outside is provided with the soft layer of rubber to the handle sets up the soft layer surface of rubber and has seted up anti-skidding line.

Preferably, the screw rod and the large bevel gear are arranged in the same vertical straight line, and the large bevel gear is rotatably connected with the lower end of the inner part of the driving box.

Preferably, the pin shaft, the pressure spring, the sliding frame, the inclined plate and the sawtooth block are symmetrically arranged along the left and right sides of the lower end of the screw rod, and the pin shaft is integrally smooth and cylindrical.

Preferably, the saw tooth blocks are equidistantly provided with four blocks along the outer side of the inclined plate, and the saw tooth blocks are inclined towards the lower right corner.

Preferably, the pressure spring is made of piano wire materials.

Preferably, the sawtooth block is made of alloy steel.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a colliery stock anchor rope reaming reinforcing cutter device here, compare with the equipment of the same type, have following improvement:

the method has the advantages that: a colliery stock anchor rope reaming reinforcing cutter device through having set up the reinforcement guider, under drive box inside little bevel gear and big bevel gear meshing transmission promptly, the screw rod that big bevel gear middle part set up can move down, realizes firmly the activity of pegging graft with ground, and because the both sides screw rod all with the reason of the vertical grafting in ground, can guarantee that the stock moves down when punching, remove vertical stability, difficult skew to the stock inserts the reinforcement and the advantage of direction of guide arm has been reached.

The method has the advantages that: a colliery stock anchor rope reaming reinforcing cutter device, through under screw rod lower extreme fastening assembly cooperation, the hang plate can receive the extrusion, realizes the compression of round pin off-axial surface pressure spring, and when the pressure spring kick-backs, then can improve hang plate and the inside laminating effect in ground to under the cooperation of hang plate outside sawtooth block, further improve and consolidate the effect, thereby reached the screw rod and inserted the advantage that the fastness improves.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front view of the reinforcing guide device of the present invention;

FIG. 3 is a schematic view of the front view of the driving box of the present invention;

fig. 4 is a schematic view of the driving box driving three-dimensional structure of the present invention;

fig. 5 is a schematic view of the front cross-sectional structure of the fastening assembly of the present invention.

Wherein: the device comprises a backing plate-1, an anchor rod body-2, a connecting sleeve-3, a push rod-4, an anchor head-5, a spring-6, a hole expanding cutter-7, a reinforcing guide device-8, a connecting plate-81, a driving box-82, a screw rod-83, a handle-84, a small bevel gear-85, a large bevel gear-86, a fastening component-87, a pin shaft-871, a pressure spring-872, a sliding frame-873, an inclined plate-874 and a sawtooth block-875.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1, the utility model provides a colliery stock anchor rope reaming reinforcing cutter device here through the improvement, including backing plate 1 and reinforcement guider 8, backing plate 1 middle part is rotated and is connected with the stock body 2, 2 lower extreme of the stock body and connecting sleeve 3 fixed connection to 2 inside sliding connection of the stock body have push rod 4, connecting sleeve 3 is inside to be provided with spring 6, and connecting sleeve 3 lower extreme and anchor head 5 fixed connection, spring 6 is connected with the 4 lower extreme outsides of push rod, and 4 lower extremes of push rod are rotated with reamer 7 and are connected, reamer 7 sets up inside 3 lower extremes of connecting sleeve.

Referring to fig. 2, 3 and 4, the present invention provides a coal mine anchor bolt reaming strengthening cutter device through improvement, a strengthening guide device 8 is disposed outside a connecting sleeve 3, the strengthening guide device 8 includes a connecting plate 81, a driving box 82, a screw 83, a handle 84, a small bevel gear 85, a large bevel gear 86 and a fastening assembly 87, the middle portion of the connecting plate 81 is slidably connected with the connecting sleeve 3, the driving box 82 is disposed on both sides of the connecting plate 81, so that the connecting plate 81 ensures the firm installation of the strengthening guide part, the screw 83 is disposed in the middle portion of the driving box 82, the handle 84 is rotatably connected with the outside of the driving box 82, the small bevel gear 85 is connected to one side of the handle 84 close to the driving box 82, so that the handle 84 realizes the quick driving of the internal parts of the driving box 82, the lower end of the small bevel gear 85 is engaged with the large bevel gear 86, and the middle portion of the large bevel gear 86 is connected with the screw 83, make bevel pinion 85 and big bevel gear 86 realize stabilizing the transmission activity, fastening component 87 sets up inside screw 83 lower extreme, make and realize the reinforcement activity through fastening component 87, drive box 82, screw 83, handle 84, bevel pinion 85 and big bevel gear 86 all follow connecting plate 81 and control symmetrical setting, and the smooth nothing barb of connecting plate 81 middle part and the smooth nothing barb of 2 sliding connection department of the stock body, make connecting plate 81 guarantee that the stock body 2 moves down the vertical of use, the handle 84 outside is provided with the soft layer of rubber, and handle 84 sets up the soft layer surface of rubber and has seted up anti-skidding line, make the user be difficult for taking off the hand when using, screw 83 is vertical same straight line setting with big bevel gear 86, and big bevel gear 86 rotates with the inside lower extreme of drive box 82 to be connected, make screw 83 and big bevel gear 86 realize stabilizing the transmission activity.

Referring to fig. 5, the utility model provides a coal mine anchor rod and anchor cable reaming enhancing cutter device through the improvement, the fastening assembly 87 comprises a pin shaft 871, a pressure spring 872, a sliding frame 873, an inclined plate 874 and a sawtooth block 875, the pin shaft 871 is fixedly connected with the inner part of the lower end of the screw 83, the pressure spring 872 is arranged on the outer surface of the pin shaft 871, the right side of the pressure spring 872 is attached to the sliding frame 873, the upper end of the left side of the sliding frame 873 is slidably connected to the pin shaft 871, the pressure spring 872 realizes the elastic force reinforcing activity, the sliding frame 873 realizes the reciprocating movement along the pin shaft 871, the middle part of the left side of the inclined plate 874 is rotatably connected to the sliding frame 873, the lower end of the inclined plate 874 is rotatably connected to the screw 83, the inclined plate 874 realizes the inclined reinforcing activity, the sawtooth block 875 is arranged on the outer side of the inclined plate 874, the pin shaft 871, the pressure spring 872, the sliding frame 873, the inclined plate 874 and the sawtooth block 875 are symmetrically arranged along the lower end of the screw shaft 83, and round pin axle 871 is whole to be smooth cylindric for round pin axle 871 transmission activity is smooth, and sawtooth block 875 is provided with four along the equidistance in the hang plate 874 outside, and sawtooth block 875 slopes to the lower right corner direction, makes and improves hang plate 874 reinforcing effect through sawtooth block 875, and pressure spring 872 adopts the piano wire material to make, and sawtooth block 875 adopts the alloy steel material to make.

The utility model provides a coal mine anchor rod and anchor cable reaming and reinforcing cutter device through improvement, which operates according to the following mode;

firstly, the anchor rod body 2, the connecting sleeve 3 and the anchor head 5 are driven to move downwards to the inner part of the ground of the mine cave through the lower push-down backing plate 1 to realize preliminary punching activity, then the push rod 4 arranged in the anchor rod body 2 is pushed downwards to enable the expanding cutter 7 rotationally connected with the lower push-down end of the push rod 4 to move out, meanwhile, in the process of moving downwards along with the push rod 4, the spring 6 arranged on the outer surface of the push rod 4 can realize compression activity to expand the expanding cutter 7 to realize reinforcement activity, then the anchor rod body 2 is rotated to enable the anchor rod body 2 to drive the push rod 4 to synchronously rotate, and then under the driving of the pushing-down of the push rod 4 and the rotation of the anchor rod body 2, the expanding cutter 7 can be slowly expanded to realize the expanding activity on two sides of the opened anchor rod hole, when the expanding is finished, the pushing-up of the push rod 4 is released to enable the spring 6 to rebound to drive the push rod 4 to move upwards to reset, and further the expanded expanding cutter 7, the anchor rod can be contracted into the connecting sleeve 3 again, then the whole anchor rod can be pulled out integrally, and then the anchor agent is poured into the arranged anchor rod body, so that the hole punching activity of the mine hole can be completed;

secondly, when the anchor rod hole expanding and reinforcing cutter device is used, after the anchor rod is used for preliminary punching, a cutter is used to realize the reinforcing hole expanding effect, when the anchor rod is preliminarily punched, the anchor rod is easy to move downwards to generate offset due to improper operation, and the formed anchor rod hole is further caused to generate an offset phenomenon, so that the anchor rod hole cannot be used;

thirdly, by arranging the reinforcing guide device 8 on the outer side of the connecting sleeve 3, that is, by pushing down the connecting plate 81 arranged on the reinforcing guide device 8 along the outer side of the connecting sleeve 3, the lower end of the screw 83 arranged in the middle of the driving box 82 is inserted into the ground, when the connecting plate is inserted to a certain distance, the handle 84 arranged on the outer side of the driving box 82 is rotated to drive the small bevel gear 85 connected to one side of the handle 84 to rotate, the large bevel gear 86 engaged with the lower end of the small bevel gear 85 is rotated with the small bevel gear 85 to realize the rotating movement, and the screw 83 connected to the middle of the large bevel gear 86 is rotated by the large bevel gear 86 to realize the downward moving movement, so that the screw 83 can continuously extend into the ground to realize the inserting and reinforcing movement, when the inserting and fixing of the screws 83 on both sides are completed, the reinforcing movement can be realized, and because the vertical inserting screws 83 on both sides are matched with the connecting plate 81, the vertical stability can be ensured by inserting the anchor rod, and the phenomenon of deviation is avoided, so that the position of the arranged anchor rod hole is inclined, and the advantages of reinforcing and guiding the anchor rod inserted into the guide rod are achieved;

fourthly, in order to further enhance the insertion effect of the screw 83 with the ground, by further arranging a fastening assembly 87 inside the lower end of the screw 83, that is, when the lower end of the screw 83 is inserted into the ground, the inclined plate 874, which is originally inclined inside the fastening unit 87, is pressed and moved into the lower end of the screw 83, in the process of moving in, the sliding frame 873 with one side connected in a sliding way is driven to move along the pin shaft 871 connected with each other, and in the moving process, the compression spring 872 arranged on the outer surface of the pin 871 realizes the compression movement, when compressed to a certain distance, the compression spring 872 can rebound to push the sliding rack 873 and the inclined plate 874 back, and then the hang plate 874 can with the inside close fit of ground to a plurality of sawtooth blocks 875 that the equidistance set up in the hang plate 874 outside can firmly peg graft with ground inside, reach the reinforcing effect, thereby reached the advantage that the screw rod 83 inserts the fastness and improves.

The utility model provides a coal mine anchor rod and anchor cable reaming and reinforcing cutter device through improvement, and through arranging a reinforcing and guiding device 8, namely, under the meshing transmission of the small bevel gear 85 and the large bevel gear 86 in the driving box 82, the screw 83 arranged at the middle part of the large bevel gear 86 can move downwards to realize firm splicing activity with the ground, because the screw rods 83 at the two sides are vertically inserted with the ground, the anchor rod can be ensured to vertically and stably move and not to easily deviate when the anchor rod moves downwards for punching, thereby achieving the advantages of reinforcing and guiding the anchor rod inserted into the guide rod, and under the matching of the fastening component 87 at the lower end of the screw 83, the inclined plate 874 can be extruded to realize the compression of the pressure spring 872 on the outer surface of the pin 871, when the pressure spring 872 rebounds, the fitting effect of the inclined plate 874 and the ground can be improved, and under the cooperation of the outer side sawtooth blocks 875 of the inclined plates 874, the reinforcing effect is further improved, so that the advantage of improving the inserting firmness of the screw 83 is achieved.

Claims (8)

1. A cutter device for reaming and reinforcing an anchor rod and an anchor cable of a coal mine comprises a base plate (1), wherein the middle part of the base plate (1) is rotatably connected with an anchor rod body (2);

the method is characterized in that: the reinforcing guide device (8) is arranged on the outer side of the connecting sleeve (3), the reinforcing guide device (8) comprises a connecting plate (81), a driving box (82), a screw rod (83), a handle (84), a small bevel gear (85), a large bevel gear (86) and a fastening assembly (87), the middle of the connecting plate (81) is in sliding connection with the connecting sleeve (3), the driving box (82) is arranged on each of the left side and the right side of the connecting plate (81), the screw rod (83) is arranged in the middle of the driving box (82), the handle (84) is in rotating connection with the outer side of the driving box (82), one side, close to the driving box (82), of the handle (84) is connected with the small bevel gear (85), the lower end of the small bevel gear (85) is in meshed connection with the large bevel gear (86), and the middle of the large bevel gear (86) is connected with the screw rod (83), the fastening component (87) is arranged inside the lower end of the screw rod (83).

2. The coal mine anchor rod and anchor cable reaming and reinforcing cutter device as claimed in claim 1, wherein: fastening components (87) include round pin axle (871), pressure spring (872), carriage (873), hang plate (874) and sawtooth block (875), round pin axle (871) and the inside fixed connection of screw rod (83) lower extreme to round pin axle (871) surface is provided with pressure spring (872), pressure spring (872) right side and carriage (873) are laminated mutually, and carriage (873) left side upper end and round pin axle (871) sliding connection, hang plate (874) left side middle part is rotated with carriage (873) and is connected to hang plate (874) lower extreme rotates with screw rod (83) to be connected, sawtooth block (875) set up in hang plate (874) outside.

3. The coal mine anchor rod and anchor cable reaming and reinforcing cutter device as claimed in claim 1, wherein: the anchor rod body (2) lower extreme and adapter sleeve (3) fixed connection to anchor rod body (2) inside sliding connection has push rod (4), adapter sleeve (3) inside is provided with spring (6) to adapter sleeve (3) lower extreme and anchor head (5) fixed connection, spring (6) are connected with push rod (4) lower extreme outside, and push rod (4) lower extreme rotates with reamer tool (7) to be connected, reamer tool (7) set up inside adapter sleeve (3) lower extreme.

4. The coal mine anchor rod and anchor cable reaming and reinforcing cutter device as claimed in claim 1, wherein: drive box (82), screw rod (83), handle (84), small bevel gear (85) and big bevel gear (86) all follow connecting plate (81) and control symmetrical setting to connecting plate (81) middle part and the smooth nothing barb of stock body (2) sliding connection department.

5. The coal mine anchor rod and anchor cable reaming and reinforcing cutter device as claimed in claim 1, wherein: the outer side of the handle (84) is provided with a soft rubber layer, and the outer surface of the soft rubber layer of the handle (84) is provided with anti-skid grains.

6. The coal mine anchor rod and anchor cable reaming and reinforcing cutter device as claimed in claim 1, wherein: the screw rod (83) and the large bevel gear (86) are arranged in the same vertical straight line, and the large bevel gear (86) is rotatably connected with the lower end in the driving box (82).

7. The coal mine anchor rod and anchor cable reaming and reinforcing cutter device as claimed in claim 2, wherein: the pin shaft (871), the pressure spring (872), the sliding frame (873), the inclined plate (874) and the sawtooth block (875) are symmetrically arranged along the left and right sides of the lower end of the screw rod (83), and the pin shaft (871) is integrally smooth and cylindrical.

8. The coal mine anchor rod and anchor cable reaming and reinforcing cutter device as claimed in claim 2, wherein: the sawtooth blocks (875) are arranged in four equal intervals along the outer side of the inclined plate (874), and the sawtooth blocks (875) are inclined towards the lower right corner.

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