CN214273566U - Screwing and unscrewing chuck for drill bit - Google Patents

Abstract

The utility model relates to the technical field of drill bit disassembly, and discloses a screwing and unscrewing chuck for a drill bit, which comprises a hand holding block, wherein a stabilizing component is fixedly arranged at the bottom end of the hand holding block, the bottom end of the hand holding block is movably connected with a screwing and unscrewing component, an inserting column is fixedly arranged at the top end of the screwing and unscrewing component, the screwing and unscrewing chuck for the drill bit is clamped on the drill bit, a clamping groove of the screwing and unscrewing chuck is matched with a clamping column of the drill bit, then the hand holding block is rotated clockwise to rotate the screwing and unscrewing component, when the chuck is rotated clockwise, a round block with a groove is used by matching with a rotating rod, so the rotating rod can be blocked by the plate of the round block with the groove, the chuck can be rotated to a certain degree, and when the chuck is not convenient to be rotated clockwise, the chuck is conveniently forced, and then the chuck is rotated clockwise again, so that the drill bit can be screwed and unscrewed quickly by continuous rotation, thereby reached convenient quick the unscrewing, fixed more stable effect.

Description

Screwing and unscrewing chuck for drill bit

Technical Field

The utility model relates to a technical field is dismantled to the drill bit, specifically is a chuck is unloaded to twisting that drill bit used.

Background

The drill bit is the main tool for breaking rock in the drilling process, the well bores are formed by breaking rock through the drill bit, one well bore is good or bad, the used time is related to the mutual matching degree between the drill bit and the stratum besides the characteristics of the rock of the drilled stratum and the performance of the drill bit, the reasonable type selection of the drill bit plays an important role in improving the drilling speed and reducing the comprehensive drilling cost,

the PDC drill bit is a rock breaking tool widely used in the current petroleum and natural gas exploration development industry, effectively improves a mechanical drilling tool, shortens a drilling period, is very labor-consuming and time-consuming in the process of disassembling the drill bit, reduces the working efficiency, provides a screwing and disassembling chuck for the drill bit, is convenient and quick to unscrew and is more stable in fixation, and can improve the working efficiency.

Disclosure of Invention

For realizing above-mentioned convenient quick twisting-off, fixed more stable moreover can improve the work purpose, the utility model provides a following technical scheme: the utility model provides a twist off chuck that drill bit used, includes holds the piece, the bottom fixed mounting who holds the piece has stable subassembly, the bottom swing joint who holds the piece has the twist off subassembly, the top fixed mounting who unscrews off the subassembly has the insertion column, the left and right sides of insertion column has all been seted up the block groove.

As an optimization, the inner wall of stabilizing the subassembly including the transition piece has seted up the camera obscura, the inner wall swing joint of camera obscura has the connecting rod, the outer wall swing joint of connecting rod has reset spring, the outer wall fixed mounting of connecting rod has the dog.

As the optimization, it includes square piece to unscrew the subassembly, square piece's inner wall fixed mounting has the groove piece, the top and the equal swing joint in bottom of groove piece have compression spring, compression spring keeps away from the one end fixed mounting of groove piece and has the dwang, the bottom fixed mounting that the dwang is close to the groove piece has the connecting rod, square piece's bottom and the equal fixed mounting in top have supplementary piece, the spout has been seted up to the inner wall of supplementary piece, the inner wall swing joint of spout has the slider.

As optimization, the top end of the inserting and combining column is fixedly connected with the hand holding block, and the bottom end of the inserting and combining column is fixedly connected with the top end of the screwing and unscrewing component, so that the screwing and unscrewing speed can be increased by facilitating disassembly of operators and exerting force.

As optimization, the one end that reset spring is close to the block groove is fixedly connected with the dog, reset spring's inner wall diameter and the outer wall diameter phase-match of connecting rod, the convenient new chuck of unscrewing of changing ensures fixed stability.

As optimization, the inserting groove is formed in the top end and the bottom end of the groove block, the inner wall of the inserting groove is fixedly connected with the reset spring, the rotating rod can move conveniently in the anticlockwise rotation process, and the stability of the reset spring is ensured.

As optimization, the outer wall diameter of connecting rod is three millimeters less than compression spring's inner wall diameter, the one end of keeping away from the groove piece of connecting rod and the top fixed connection of dwang ensure compression spring's stability, can not topple over to both sides because of compression spring's deformation, and make compression spring unable resilience.

The utility model has the advantages that: this chuck is unloaded to twisting that drill bit used, through on screwing the chuck block of unloading to the drill bit, make the draw-in groove of screwing the chuck and the card post of drill bit agree with, then rotatory clockwise rotation holds the piece, make to screw the subassembly of unloading and take place to rotate, when clockwise rotating, owing to have a trough of belt circle piece with the dwang cooperation use, so the dwang can be by the plate bumping post of trough of belt circle piece, just so can rotate certain degree, counter-clockwise turning returns when inconvenient hard, convenient hard, then clockwise rotating once more, continuous rotation can be quick like this unscrew the drill bit and unload, thereby reached convenient quick the unloading of twisting, fixed more stable effect.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the twist-off assembly of the present invention;

fig. 3 is a perspective view of the screwing-unscrewing component of the present invention.

In the figure: 1. a hand-held block; 2. a stabilizing assembly; 21. a transition block; 22. a hidden groove; 23. a return spring; 24. a stopper; 25. a connecting rod; 3. screwing and disassembling the assembly; 31. a square block; 32. a groove block; 33. a compression spring; 34. a connecting rod; 35. rotating the rod; 36. an auxiliary block; 37. a chute; 38. a slider; 4. a plug-in post; 5. an engaging groove.

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.

Please refer to fig. 1, a chuck for screwing and unscrewing a drill bit comprises a hand holding block 1, a stabilizing component 2 is fixedly arranged at the bottom end of the hand holding block 1, a screwing and unscrewing component 3 is movably connected at the bottom end of the hand holding block 1, an inserting column 4 is fixedly arranged at the top end of the screwing and unscrewing component 3, the top end of the inserting column 4 is fixedly connected with the hand holding block 1, the bottom end of the inserting column 4 is fixedly connected with the top end of the screwing and unscrewing component 3, the chuck is convenient for an operator to detach and can accelerate the screwing and unscrewing speed by applying force, and clamping grooves 5 are formed in the left side and the right side of the inserting column 4.

Referring to fig. 1, a blind groove 22 is formed in the inner wall of a transition block 21 of a stabilizing assembly 2, a connecting rod 25 is movably connected to the inner wall of the blind groove 22, a return spring 23 is movably connected to the outer wall of the connecting rod 25, one end, close to a clamping groove 5, of the return spring 23 is fixedly connected with a stop block 24, the diameter of the inner wall of the return spring 23 is matched with the diameter of the outer wall of the connecting rod 25, the chuck is convenient to replace, fixing stability is guaranteed, and the stop block 24 is fixedly installed on the outer wall of the connecting rod 25.

Referring to fig. 2-3, a chuck for screwing and unscrewing a drill bit, the screwing and unscrewing assembly 3 includes a square block 31, a groove block 32 is fixedly installed on an inner wall of the square block 31, insertion grooves are respectively formed at top and bottom ends of the groove block 32, the inner wall of the insertion groove is fixedly connected with a return spring 23, so as to facilitate movement of a rotating rod 35 during counterclockwise rotation and ensure stability of the return spring 23, a compression spring 33 is movably connected to both the top and bottom ends of the groove block 32, a rotating rod 35 is fixedly installed at one end of the compression spring 33 far away from the groove block 32, a connecting rod 34 is fixedly installed at the bottom end of the rotating rod 35 close to the groove block 32, the diameter of an outer wall of the connecting rod 34 is three millimeters smaller than the diameter of an inner wall of the compression spring 33, one end of the connecting rod 34 far away from the groove block 32 is fixedly connected with the top end of the rotating rod 35, so as to ensure stability of the compression spring 33, and prevent the rotating rod from tilting towards both sides due to deformation of the compression spring 33, and make compression spring 33 unable resilience, the equal fixed mounting in bottom and the top of square piece 31 has supplementary piece 36, and spout 37 has been seted up to supplementary piece 36's inner wall, and spout 37's inner wall swing joint has slider 38.

The working principle is as follows: firstly, the screwing and unscrewing chuck is clamped on the drill bit, the clamping groove of the screwing and unscrewing chuck is enabled to be matched with the clamping column of the drill bit, then the clockwise rotation is rotated to hold the block 1, the screwing and unscrewing component 3 is enabled to rotate, when the clockwise rotation is carried out, because the grooved round block is arranged on the clamping groove matched with the rotating rod 35, the rotating rod 35 can be blocked by the plate block of the grooved round block, so the rotating rod can rotate to a certain degree, the anticlockwise rotation returns when the force is not conveniently applied, the force is conveniently applied, when the anticlockwise rotation returns, the rotating rod 35 can rotate, because of the shape of the grooved round block, the rotating rod 35 can move up and down, the up and down movement of the rotating rod 35 can enable the sliding block 38 to slide on the inner wall of the sliding groove 37, the compression spring 33 can effectively deform, the anticlockwise rotation is continuously carried out for several times, the clockwise rotation is conveniently applied, so the drill bit can be quickly unscrewed by the continuous rotation, of course, one unscrew chuck can not adapt to with all drill bits, can unscrew the change of chuck, and in the time of the change, pulling connecting rod 25 because the existence of dog 24 can make reset spring 23 take place effectual deformation, and connecting rod 25 also can be followed the inner wall of block groove 5 and pulled out simultaneously, and what be corresponding like this unscrew chuck is pegged graft with connecting rod 25, just can use.

To sum up, this screw-off chuck that drill bit used, through on screwing off chuck block to the drill bit, make the draw-in groove of screwing off the chuck and the card post of drill bit agree with, then rotatory clockwise rotation holds piece 1, make and screw off subassembly 3 and take place to rotate, in clockwise rotation, owing to have a trough of belt circle piece with dwang 35 cooperation use, so dwang 35 can be by the plate bumping post of trough of belt circle piece, just so can rotate certain degree, counter-clockwise turning returns when inconvenient hard, conveniently hard, then clockwise rotation once more, continuous rotation can be quick like this unscrew the drill bit, thereby reached convenient quick screwing off, fixed more stable effect.

The above embodiments are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (7)

1. The utility model provides a twist-off chuck that drill bit used, includes holds piece (1), its characterized in that: the utility model discloses a lock, including holding the bottom fixed mounting of piece (1) and holding the bottom swing joint of piece (1) and have stable subassembly (2), the bottom swing joint of holding piece (1) has and unscrews subassembly (3), the top fixed mounting who unscrews subassembly (3) inserts and closes post (4), the left and right sides that inserts and close post (4) has all been seted up block groove (5).

2. A screw-off chuck for use with a drill bit as set forth in claim 1, wherein: stabilize subassembly (2) and seted up camera obscura (22) including the inner wall of transition piece (21), the inner wall swing joint of camera obscura (22) has connecting rod (25), the outer wall swing joint of connecting rod (25) has reset spring (23), the outer wall fixed mounting of connecting rod (25) has dog (24).

3. A screw-off chuck for use with a drill bit as set forth in claim 1, wherein: twist and unload subassembly (3) including square piece (31), the inner wall fixed mounting of square piece (31) has groove piece (32), the top and the equal swing joint in bottom of groove piece (32) have compression spring (33), the one end fixed mounting that groove piece (32) were kept away from in compression spring (33) has dwang (35), the bottom fixed mounting that dwang (35) are close to groove piece (32) has connecting rod (34), the bottom and the equal fixed mounting in top of square piece (31) have supplementary piece (36), spout (37) have been seted up to the inner wall of supplementary piece (36), the inner wall swing joint of spout (37) has slider (38).

4. A screw-off chuck for use with a drill bit as set forth in claim 1, wherein: the top end of the insertion column (4) is fixedly connected with the hand-holding block (1), and the bottom end of the insertion column (4) is fixedly connected with the top end of the screwing-off component (3).

5. A screw-off chuck for a drill bit as set forth in claim 2, wherein: one end, close to the clamping groove (5), of the return spring (23) is fixedly connected with the stop block (24), and the diameter of the inner wall of the return spring (23) is matched with the diameter of the outer wall of the connecting rod (25).

6. A screw-off chuck for use with a drill bit as set forth in claim 3, wherein: inserting grooves are formed in the top end and the bottom end of the groove block (32), and the inner walls of the inserting grooves are fixedly connected with the reset spring (23).

7. A screw-off chuck for use with a drill bit as set forth in claim 3, wherein: the outer wall diameter of connecting rod (34) is three millimeters less than the inner wall diameter of compression spring (33), the one end of keeping away from groove piece (32) of connecting rod (34) and the top fixed connection of dwang (35).

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