CN218780308U

CN218780308U - Handling device of drilling rod

Info

Publication number: CN218780308U
Application number: CN202223470372.XU
Authority: CN
Inventors: 周新宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-03-31
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a handling device of drilling rod, including setting up the handling device body between drilling rod and rig drive shaft, the top fixedly connected with rectangle fixture block of drilling rod, the both sides of rectangle fixture block all set up to the inclined plane and seted up the draw-in groove. The utility model discloses a rectangle fixture block, the cutting ferrule, elasticity clamps the subassembly, stimulate the setting of subassembly and sliding sleeve, can be automatic to its joint and auto-lock when shifting up the kelly, can remove the state of clamping automatically when shifting up the sliding sleeve, conveniently exempt from the convenient quick loading and unloading of drilling rod and rig drive shaft of instrument, the operation is simple and convenient, improve butt joint loading and unloading convenience and efficiency between them, setting through the elasticity direction subassembly, be convenient for alleviate the hard impulsive force of drilling rod and probing face when boring under the initial, reduce because of the great damage risk that leads to the fact it of hard impulsive force in the twinkling of an eye, and can form when continuing to creep into and support the drilling rod hard, realize subsequent stable probing.

Description

Handling device of drilling rod

Technical Field

The utility model relates to a drilling rod loading and unloading technical field specifically is a loading and unloading device of drilling rod.

Background

The assembly and disassembly butt joint operation of the drill rod of the vehicle-mounted drilling machine in the prior art is complex, the assembly and disassembly connecting pieces of the drive shaft of the drilling machine and the drill rod used in the prior art are mainly two, one is that the connecting discs at the end parts of the two parts are matched with a plurality of bolts to realize connection, and the other is that the two parts are clamped by using a clamping piece and then locked by using the bolts; the two connection modes are most commonly used, and have the following defects that 1, during operation, a tool is required to be independently used for operation, loading and unloading, and the butt joint convenience and efficiency are not ideal; 2. the drill bit is directly and rigidly connected and fixed, so that the instantaneous rigid impact force of the drill rod and a drilling surface is larger when the drilling is started, and the risk that the drill bit is damaged by rigid impact is higher when the drilling is started; in view of this, a handling device for drill rods is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a handling device for drill rods, which can effectively solve the problems of the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a handling device of a drill rod comprises a handling device body arranged between the drill rod and a drill driving shaft, wherein a rectangular clamping block is fixedly connected to the top end of the drill rod, two sides of the rectangular clamping block are respectively provided with an inclined plane and a clamping groove, the handling device body comprises a clamping sleeve movably clamped on the rectangular clamping block, two sides of the clamping sleeve are respectively provided with a rectangular groove, elastic clamping components are movably clamped in the two clamping grooves, the repellent sides of the two elastic clamping components respectively extend into the corresponding rectangular grooves and are fixedly connected with the inner wall of the top of each rectangular groove, and the elastic clamping components are used for clamping and locking the rectangular clamping block;

the sleeve is sleeved with a sliding sleeve in a sliding manner, the two sides of the sliding sleeve are fixedly connected with shifting blocks, the inner walls of the two sides of the sliding sleeve are fixedly connected with pulling assemblies respectively installed in corresponding rectangular grooves, one sides, close to the two pulling assemblies, are fixedly connected with the ends, repellent to each other, of the two elastic clamping assemblies respectively, and the two pulling assemblies are used for synchronously driving the two elastic clamping assemblies to release the clamping state when the sliding sleeve moves upwards;

rectangular grooves are formed in four sides of the clamping sleeve, the elastic guide assemblies are fixedly connected to the inner wall of the bottom of each rectangular groove, the top ends of the four elastic guide assemblies extend to the upper portion of the clamping sleeve and are fixedly connected with the same connecting seat, the top of the connecting seat is fixed with the bottom end of a drill driving shaft in a threaded mode, and the elastic guide assemblies are used for relieving impact force with a drilling surface when drilling is started through vertical guiding and elasticity of the clamping sleeve.

Preferably, the elastic clamping assembly comprises clamping pipes, inner pipes, supporting rods, a first spring and balls, wherein one ends of the two clamping pipes close to each other are arranged into a blocking structure, the other ends of the two inner pipes which repel each other are arranged into a blocking structure, the clamping pipes are movably clamped in the corresponding clamping grooves, the other ends of the two clamping pipes which repel each other slide and extend into the corresponding rectangular grooves respectively, the inner pipes are slidably sleeved in the corresponding clamping pipes, the two ends of the first spring are fixedly connected with the inner walls of the corresponding inner pipes and the ends of the clamping pipes which repel each other respectively, the ends of the two inner pipes which repel each other are fixedly connected with one sides of the two supporting rods which close to each other respectively, the top ends of the supporting rods are fixedly connected with the inner walls of the tops of the corresponding rectangular grooves, the clamping sleeves are slidably sleeved on the two clamping pipes, the two balls are fixedly embedded in the ends of the two clamping pipes which close to each other respectively, and the balls are matched with the corresponding inclined planes of the rectangular clamping blocks; the clamping pipe, the inner pipe, the supporting rod, the first spring and the ball are matched, the elastic support of the clamping pipe is achieved through the first spring, the rectangular clamping block is clamped and fixed through the clamping of the clamping pipe and the clamping groove, and therefore the drill rod is clamped and fixed.

Preferably, the pulling assembly comprises connecting blocks, fixed pulleys and flexible steel wire ropes, wherein the repellent sides of the two connecting blocks are fixedly connected with the inner walls of the two sides of the sliding sleeve respectively, the fixed pulleys are rotatably mounted on the inner walls of the bottoms of the corresponding rectangular grooves, the top ends of the flexible steel wire ropes are fixedly connected with the bottoms of the corresponding connecting blocks, and the bottom ends of the two flexible steel wire ropes are wound around the bottoms of the two fixed pulleys respectively and are fixedly connected with the repellent ends of the two clamping pipes; the connecting block, the fixed pulley and the soft steel wire rope that set up cooperate, can two soft steel wire ropes of synchronous drive when the rebound sliding sleeve to two card pipes to repellent's direction pulling to the unblock of this synchronous convenient realization both sides makes things convenient for the convenient quick dismantlement of drilling rod.

Preferably, the elastic guide assembly comprises a buffer spring, a limiting block and guide posts, the top of the limiting block is movably contacted with the inner wall of the top of the corresponding rectangular groove, the top end and the bottom end of the buffer spring are fixedly connected with the bottom of the limiting block and the inner wall of the bottom of the rectangular groove respectively, the bottom end of each guide post is fixedly connected with the top of the corresponding limiting block, and the top ends of the four guide posts extend to the upper part of the clamping sleeve and are fixedly connected with the bottom of the connecting seat; buffer spring, stopper and the guide post cooperation that sets up utilize the guide post to realize the vertical direction of cutting ferrule, utilize buffer spring to realize cutting ferrule elastic buffer, utilize the mode of buffering, in order to alleviate initial clash dynamics with the probing face when boring down.

Preferably, the inner side of the cutting sleeve is rectangular, and the inner walls of four sides of the cutting sleeve are respectively in movable contact with four sides of the rectangular clamping block.

Preferably, the inner wall of one side of the rectangular groove, which is far away from the opening of the rectangular groove, is provided with a guide through hole which is sleeved with the corresponding clamping pipe in a sliding mode.

Preferably, the inner wall of the top of the rectangular groove is provided with a vertical guide hole which is slidably sleeved with the outer side of the corresponding guide post.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the assembling and disassembling device for the drill rod, the rectangular fixture block, the clamping sleeve, the elastic clamping assembly, the pulling assembly and the sliding sleeve are matched, when the sliding sleeve is moved upwards, the two clamping pipes can be synchronously driven to release clamping of the rectangular fixture block, the drill rod can be conveniently and quickly disassembled without tools, the rectangular fixture block can be automatically clamped and self-locked by means of elastic extrusion avoiding and rebounding clamping when the drill rod is moved upwards, and the drill rod and a drill driving shaft can be conveniently and quickly assembled and disassembled without tools;

2. this loading and unloading device of drilling rod, connecting seat through setting up, the cutting ferrule, the cooperation of elastic guide subassembly, the hard impulsive force of drilling rod and probing face is alleviated to the realization utilizes buffer spring when initially boring down, reduces because of the great damage risk that causes it of hard impulsive force in the twinkling of an eye, and can continue when pushing down buffer spring compression, can change into cutting ferrule and the hard support of drilling rod through hardening its compression to this can form when continuing to creep into and support the drilling rod hard.

The utility model discloses a rectangle fixture block, the cutting ferrule, elasticity clamps the subassembly, stimulate the setting of subassembly and sliding sleeve, can be automatic to its joint and auto-lock when shifting up the kelly, can remove the state of clamping automatically when shifting up the sliding sleeve, conveniently exempt from the convenient quick loading and unloading of drilling rod and rig drive shaft of instrument, the operation is simple and convenient, improve butt joint loading and unloading convenience and efficiency between them, setting through the elasticity direction subassembly, be convenient for alleviate the hard impulsive force of drilling rod and probing face when boring under the initial, reduce because of the great damage risk that leads to the fact it of hard impulsive force in the twinkling of an eye, and can form when continuing to creep into and support the drilling rod hard, realize subsequent stable probing.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is an enlarged cross-sectional structural diagram of a portion a in fig. 2 according to the present invention.

In the figure: 100. drilling a rod; 101. a rectangular fixture block; 102. a card slot; 200. a drill drive shaft; 1. a card sleeve; 2. a rectangular groove; 3. an inner tube; 4. clamping the pipe; 5. a ball bearing; 6. a first spring; 7. connecting blocks; 8. a fixed pulley; 9. a soft wire rope; 10. a sliding sleeve; 11. a rectangular groove; 12. a limiting block; 13. a buffer spring; 14. a guide post; 15. a connecting seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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.

As shown in fig. 1 to 3, the handling device for a drill rod provided by this embodiment includes a handling device body disposed between a drill rod 100 and a drill driving shaft 200, a rectangular fixture block 101 is fixedly connected to a top end of the drill rod 100, both sides of the rectangular fixture block 101 are both provided with inclined surfaces and provided with clamping grooves 102, the handling device body includes a cutting sleeve 1 movably clamped on the rectangular fixture block 101, an inner side of the cutting sleeve 1 is rectangular, inner walls of four sides of the cutting sleeve 1 are respectively in movable contact with four sides of the rectangular fixture block 101, so as to achieve an effect of fitting and clamping the rectangular fixture block 101, and the cutting sleeve 1 and the drill rod 100 are prevented from rotating relatively by the rectangle, so as to achieve co-rotation of the two, rectangular grooves 2 are both provided on both sides of the cutting sleeve 1, elastic clamping assemblies are movably clamped in the two clamping grooves 102, opposing sides of the two elastic clamping assemblies respectively extend into the corresponding rectangular grooves 2 and are fixedly connected with inner walls of tops of the rectangular grooves 2, and the elastic clamping assemblies are used for clamping and locking the rectangular fixture block 101; the elastic clamping assembly comprises clamping pipes 4, inner pipes 3, supporting rods, first springs 6 and balls 5, wherein one ends, close to each other, of the two clamping pipes 4 are arranged to be blocking structures, the other ends, repellent to each other, of the two inner pipes 3 are arranged to be blocking structures, the clamping pipes 4 are movably clamped in the corresponding clamping grooves 102, the repellent ends of the two clamping pipes 4 respectively extend into the corresponding rectangular grooves 2 in a sliding mode, the inner pipes 3 are sleeved in the corresponding clamping pipes 4 in a sliding mode, two ends of each first spring 6 are fixedly connected with the inner walls, repellent to each other, of the corresponding inner pipes 3 and the corresponding clamping pipes 4 respectively, the repellent ends, repellent to each other, of the two inner pipes 3 are fixedly connected with one sides, close to the two supporting rods respectively, the top ends of the supporting rods are fixedly connected with the inner walls of the tops of the corresponding rectangular grooves 2, the clamping sleeves 1 are sleeved on the two clamping pipes 4 in a sliding mode, guide through holes, slidably sleeved with the outer sides of the corresponding clamping pipes 4 are formed in a sliding mode, on the inner walls, on the sides, far away from the openings of the rectangular grooves 2, the corresponding inclined surfaces of the clamping pipes 4 are formed in a sliding mode, the effect of transverse sliding mode of guiding to the clamping pipes 4 is achieved, the two balls 5 are respectively embedded and fixed at one ends of the corresponding clamping pipes 4, and are matched with the inclined surfaces of the rectangular clamping blocks 101; the clamping tube 4, the inner tube 3, the supporting rod, the first spring 6 and the balls 5 are matched, the clamping tube 4 is elastically supported by the first spring 6, the rectangular clamping block 101 is clamped and fixed by clamping the clamping tube 4 and the clamping groove 102, the drill rod 100 is clamped and fixed, the first spring 6 is driven by the balls 5 to move outwards to compress the first spring 6 by the balls 5, when the rectangular clamping block 101 drives the clamping groove 102 to move upwards to align with the corresponding clamping tube 4, the first spring 6 in a compressed state drives the corresponding clamping tube 4 to automatically rebound and clamp into the clamping groove 102 to clamp and fix the rectangular clamping block 101 when the rectangular clamping block 101 drives the clamping groove 102 to move upwards to align with the corresponding clamping tube 4 by the inclined surface of the rectangular clamping block 101 in a non-clamping state in a matching mode of the inclined surface on the rectangular clamping block 101 and the balls 5, tool-free convenience and self-locking assembly are achieved;

the sleeve 1 is slidably sleeved with a sliding sleeve 10, both sides of the sliding sleeve 10 are fixedly connected with shifting blocks, both inner walls of both sides of the sliding sleeve 10 are fixedly connected with pulling components respectively installed in the corresponding rectangular grooves 2, one sides close to the two pulling components are respectively and fixedly connected with the ends, repellent to each other, of the two clamping tubes 4, and the two pulling components are used for synchronously driving the two clamping tubes 4 to release the clamping state when the sliding sleeve 10 moves upwards; the pulling assembly comprises connecting blocks 7, fixed pulleys 8 and soft steel wire ropes 9, wherein the repellent sides of the two connecting blocks 7 are fixedly connected with the inner walls of the two sides of the sliding sleeve 10 respectively, the fixed pulleys 8 are rotatably mounted on the inner walls of the bottoms of the corresponding rectangular grooves 2, the top ends of the soft steel wire ropes 9 are fixedly connected with the bottoms of the corresponding connecting blocks 7, and the bottom ends of the two soft steel wire ropes 9 are wound around the bottoms of the two fixed pulleys 8 respectively and are fixedly connected with the repellent ends of the two clamping pipes 4; the connecting block 7, the fixed pulley 8 and the soft steel wire rope 9 are matched, when the sliding sleeve 10 is moved upwards, the two soft steel wire ropes 9 can be synchronously driven to pull the two clamping pipes 4 towards the repellent direction, so that unlocking on two sides can be synchronously and conveniently realized, and the drill rod 100 can be conveniently and quickly disassembled;

rectangular grooves 11 are formed in four sides of the cutting sleeve 1, elastic guide assemblies are fixedly connected to the inner wall of the bottom of each rectangular groove 11, the top ends of the four elastic guide assemblies extend to the upper portion of the cutting sleeve 1 and are fixedly connected with the same connecting seat 15, the top of the connecting seat 15 is fixed to the bottom end of the drill driving shaft 200 through threads, and the elastic guide assemblies are used for vertically guiding the drill rod 100 through the cutting sleeve 1 and elastically relieving the impact force with a drilling surface during initial drilling; the elastic guide assembly comprises a buffer spring 13, limiting blocks 12 and guide posts 14, the tops of the limiting blocks 12 are movably contacted with the inner walls of the tops of the corresponding rectangular grooves 11, the top ends and the bottom ends of the buffer spring 13 are fixedly connected with the bottoms of the limiting blocks 12 and the inner walls of the bottoms of the rectangular grooves 11 respectively, the bottom ends of the guide posts 14 are fixedly connected with the tops of the corresponding limiting blocks 12, the top ends of the four guide posts 14 extend to the upper part of the cutting sleeve 1 and are fixedly connected with the bottom of the connecting seat 15, and vertical guide holes which are slidably sleeved with the outer sides of the corresponding guide posts 14 are formed in the inner walls of the tops of the rectangular grooves 11, so that the effect of vertically guiding the cutting sleeve 1 is achieved; buffer spring 13 that sets up, stopper 12 and guide post 14 cooperation, utilize guide post 14 to realize 1 vertical direction of cutting ferrule, utilize buffer spring 13 to realize 1 elastic buffer to the cutting ferrule, the mode of utilization buffering, in order to alleviate initial clash dynamics with the drilling surface when boring down, between drilling rod 100 with the drilling surface when crowded tightly, buffer spring 13 can be compressed gradually to the biggest hard state, from not influencing the work of creeping into that continues, only clash with the drilling surface and cause the damage for avoiding initial direct hard.

The using method of the embodiment comprises the following steps: when the drill rod 100 is disassembled from the drill driving shaft 200, the two shifting blocks are directly pushed upwards to drive the sliding sleeve 10 to move upwards, the sliding sleeve 10 drives the two soft steel wire ropes 9 to respectively slide at the bottoms of the corresponding fixed pulleys 8, the two soft steel wire ropes 9 pull the two clamping pipes 4 to slide on the two inner pipes 3 in the repelling direction and compress the two first springs 6, the clamping pipes 4 drive the corresponding balls 5 to separate from the clamping grooves 102, the clamping state of the rectangular clamping blocks 101 is released, at the moment, the drill rod 100 is moved downwards to drive the rectangular clamping blocks 101 to separate from the clamping sleeves 1 downwards, the disassembly is completed, when the drill rod is assembled, the drill rod 100 is directly moved upwards to drive the rectangular clamping blocks 101 to upwards clamp the clamping sleeves 1, the two inclined surfaces on the rectangular clamping blocks 101 extrude the two balls 5, under the extrusion force, the two balls 5 repel and move and drive the two clamping pipes 4 to repel each other, the corresponding first springs 6 are compressed, when the clamping grooves 102 on the rectangular clamping blocks 101 are moved upwards to align with the clamping pipes 4, the extrusion resistance is released, the two first springs 6 in the compression state are pushed to align with the clamping pipes 4, the clamping grooves 102, the drill rod 100, the drill driving shafts are conveniently, the drill rod 100 can be assembled and the drill, the drill rod can be conveniently and disassembled, the drill rod can be conveniently and quickly disassembled, and quickly assembled, and disassembled, and conveniently, and quickly assembled, and conveniently, and disassembled;

when an external drilling machine drives the drill rod 100 to perform drilling work, when the drill rod 100 is driven to rotate and move downwards to be in contact with a drilling surface, the drilling surface limits the drill rod 100 to continue moving, at the moment, the external drilling machine drives the connecting seat 15 to continue moving downwards through the drilling machine driving shaft 200, the connecting seat 15 can drive the four guide columns 14 to slide downwards on the clamping sleeve 1, the four guide columns 14 drive the four limiting blocks 12 to downwards compress the four buffer springs 13, so that the buffer springs 13 gradually change from soft to hard, in the conversion process, the extrusion force of the clamping sleeve 1 and the drill rod 100 is gradually increased from small to hard, instead of complete rigid impact in the initial downward direction, the elastic force of the buffer springs 13 is utilized to relieve the impact force between the drill rod 100 and the drilling surface during initial drilling, the risk that the drill rod 100 is damaged due to large initial instant rigid impact force is reduced, and the buffer springs 13 are gradually compressed and hardened to form the clamping sleeve 1 to support extrusion after hardening, the drill rod 100 is provided with rigid extrusion support force during continuous drilling, the subsequent drilling work can not shake in the subsequent drilling work, and the subsequent stable drilling work can be removed, and the clamping sleeve 100 is in the elastic force of the drill rod 100 and can be reset after the drill rod 100 is reset after the drilling work.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a handling device of drilling rod, is including setting up the handling device body between drilling rod (100) and rig drive shaft (200), the top fixedly connected with rectangle fixture block (101) of drilling rod (100), the both sides of rectangle fixture block (101) all set up to the inclined plane and seted up draw-in groove (102), its characterized in that: the loading and unloading device body comprises a clamping sleeve (1) movably clamped on a rectangular clamping block (101), rectangular grooves (2) are formed in two sides of the clamping sleeve (1), elastic clamping components are movably clamped in the two clamping grooves (102), and the repellent sides of the two elastic clamping components respectively extend into the corresponding rectangular grooves (2) and are fixedly connected with the inner wall of the top of each rectangular groove (2);

a sliding sleeve (10) is slidably sleeved on the cutting sleeve (1), the two sides of the sliding sleeve (10) are fixedly connected with shifting blocks, the inner walls of the two sides of the sliding sleeve (10) are fixedly connected with pulling assemblies respectively installed in corresponding rectangular grooves (2), and one sides close to the two pulling assemblies are respectively and fixedly connected with the repulsive ends of the two elastic clamping assemblies;

rectangular grooves (11) are formed in four sides of the clamping sleeve (1), elastic guide assemblies are fixedly connected to the inner wall of the bottom of each rectangular groove (11), the top ends of the four elastic guide assemblies extend to the upper portion of the clamping sleeve (1) and are fixedly connected with the same connecting seat (15), and the top of the connecting seat (15) is fixed to the bottom end of a drill driving shaft (200) in a threaded mode.

2. A drill rod handling device as claimed in claim 1, wherein: the elastic clamping assembly comprises clamping pipes (4), inner pipes (3), supporting rods, a first spring (6) and balls (5), wherein one ends, close to each other, of the clamping pipes (4) are arranged into a blocking structure, one ends, repellent to each other, of the inner pipes (3) are arranged into the blocking structure, the clamping pipes (4) are movably clamped in corresponding clamping grooves (102), one ends, repellent to each other, of the clamping pipes (4) extend into corresponding rectangular grooves (2) in a sliding mode respectively, the inner pipes (3) are sleeved in the corresponding clamping pipes (4) in a sliding mode, two ends of the first spring (6) are fixedly connected with inner walls, repellent to each other, of the corresponding inner pipes (3) and the corresponding clamping pipes (4), one ends, repellent to each other, of the two inner pipes (3) are fixedly connected with one side, close to each supporting rod, the top ends of the supporting rods are fixedly connected with the inner walls, top ends of the corresponding rectangular grooves (2) are fixedly connected, the clamping sleeves (1) are sleeved on the two clamping pipes (4) in a sliding mode, the two balls (5) are fixedly embedded in one ends of the clamping pipes (4), and the clamping balls (5) are matched with inclined surfaces, corresponding rectangular grooves (101).

3. A drill rod handling device as claimed in claim 2, wherein: the pulling assembly comprises connecting blocks (7), fixed pulleys (8) and soft steel wire ropes (9), one sides of the two connecting blocks (7) which are repellent to each other are fixedly connected with the inner walls of the two sides of the sliding sleeve (10) respectively, the fixed pulleys (8) are rotatably installed on the inner walls of the bottoms of the corresponding rectangular grooves (2), the top ends of the soft steel wire ropes (9) are fixedly connected with the bottoms of the corresponding connecting blocks (7), and the bottoms of the two fixed pulleys (8) are respectively wound around the bottoms of the two soft steel wire ropes (9) and are fixedly connected with one ends of the two clamping pipes (4) which are repellent to each other.

4. A drill rod handling device as claimed in claim 1, wherein: elasticity direction subassembly includes buffer spring (13), stopper (12) and guide post (14), the top of stopper (12) and the top inner wall movable contact of the rectangle recess (11) that corresponds, the top and the bottom of buffer spring (13) respectively with the bottom of stopper (12) and the bottom inner wall fixed connection of rectangle recess (11), the bottom of guide post (14) and the top fixed connection of the stopper (12) that corresponds, the top of four guide posts (14) all extend to the top of cutting ferrule (1) and with the bottom fixed connection of connecting seat (15).

5. A drill rod handling device as claimed in claim 1, wherein: the inner side of the cutting sleeve (1) is rectangular, and the inner walls of the four sides of the cutting sleeve (1) are respectively in movable contact with the four sides of the rectangular clamping block (101).

6. A drill rod handling device as claimed in claim 2, wherein: and a guide through hole which is sleeved with the corresponding clamping pipe (4) in a sliding manner is formed in the inner wall of one side, away from the opening, of the rectangular groove (2).

7. The drill rod handling device of claim 4, wherein: and vertical guide holes which are slidably sleeved with the outer sides of the corresponding guide posts (14) are formed in the inner wall of the top of the rectangular groove (11).