CN219358031U - Drill bit capable of being quickly disassembled and assembled - Google Patents

Abstract

The utility model relates to the technical field of drills, in particular to a drill bit capable of being quickly disassembled and assembled, which solves the defects of the drill bit in the prior art and comprises a drill bit body and a connecting sleeve, wherein a drill bit handle is arranged at the upper end of the drill bit body, a connecting groove is formed in the middle section of the drill bit handle, a limiting clamping sleeve is arranged at the side end of the connecting sleeve, a connecting part is arranged at the upper end of the connecting sleeve, a clamping pin is arranged at the side end of the connecting sleeve, a bidirectional hydraulic cylinder is arranged at the inner top end of the connecting sleeve, infusion pipes are arranged at the two sides of the bidirectional hydraulic cylinder, a piston rod is arranged at the front end of the infusion pipe, a lug is arranged at the front end of the piston rod, a clamping groove is formed in the middle section of the clamping pin, a reset switch is arranged at the front end of the limiting clamping sleeve, and a reset spring is wound on the surface of the reset rod.

Description

Drill bit capable of being quickly disassembled and assembled

Technical Field

The utility model relates to the technical field of drill bits, in particular to a drill bit capable of being quickly disassembled and assembled.

Background

The drill bit is generally manufactured by adopting hard alloy, a layer of diamond film is generated at the top of the drill bit by a physical method in certain industries, the hardness and the wear resistance of the drill bit are greatly improved, but the drill bit is generally manufactured by taking tungsten carbide powder as a matrix, cobalt powder as a binder through pressurizing and firing,

existing devices generally suffer from the following problems: at present, most of the drills and drill rods used by enterprises are integrated, and due to the physical characteristics of materials, when the drills are used to touch hard objects, the cutting edge is damaged or directly scrapped, at this time, the drills and the drill rods are replaced together, so that a large amount of resources can be wasted for a long time, and the existing drills and tools such as electric drills are often required to be installed and removed by means of tools such as wrenches, so that the disassembly and the assembly are very inconvenient, and the tools disclosed in the published patent are searched: in CN202021708585.X a but quick assembly disassembly's drill bit disclosure, put forward and solved the same technical problem, like the disclosure herein, this novel scheme is through the inside joint baffle at the sliding tray, when needs dismantle the drill bit, rotates the drill bit and downwardly pulling drill bit right, can take out drill bit connecting portion through the embedded groove, this equipment is rational in infrastructure, and the dismouting is convenient, labour saving and time saving has improved work efficiency, has reduced cost expenditure.

Therefore, a drill bit capable of being quickly assembled and disassembled is very necessary, and the drill bit has strong design practicability and is convenient and rapid to assemble and disassemble.

Disclosure of Invention

The present utility model is directed to a drill capable of being quickly assembled and disassembled, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but quick assembly disassembly's drill bit, includes drill bit body and adapter sleeve, the drill bit handle is installed to the upper end of drill bit body, the spread groove has been seted up in the middle section of drill bit handle, spacing cutting ferrule is installed to the side of adapter sleeve, connecting portion is installed to the upper end of adapter sleeve, the side of adapter sleeve is provided with the bayonet lock.

According to the technical scheme, the bidirectional hydraulic cylinder is arranged at the top end of the inside of the connecting sleeve, the infusion tube is arranged at two sides of the bidirectional hydraulic cylinder, the piston rod is arranged at the front end of the infusion tube, and the protruding block is arranged at the front end of the piston rod.

According to the technical scheme, the clamping groove is formed in the middle section of the clamping pin, and the clamping groove is clamped with the piston rod.

According to the technical scheme, the front end of the limiting clamping sleeve is provided with the reset switch, the front end of the reset switch is connected with the reset rod, and the surface of the reset rod is wound with the reset spring.

Compared with the prior art, the utility model has the following beneficial effects: through the steps, when the drill bit body is installed, the traditional screw installation is replaced, and tools are not needed during disassembly, so that the drill bit is convenient and simple to disassemble and assemble.

(1) Through being provided with two-way hydraulic cylinder, the lug moves forward in the spread groove of card income drill bit handle middle section for the drill bit body is more firm in the installation through above-mentioned step, and is also convenient when the dismouting.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic view of the pre-installation structure of the present utility model;

FIG. 4 is a schematic view of the post-installation construction of the present utility model;

in the figure: 1. a bit body; 2. a drill bit shank; 3. a connection part; 4. connecting sleeves; 5. a bidirectional hydraulic cylinder; 6. an infusion tube; 7. a piston rod; 8. a connecting groove; 9. limiting clamping sleeve; 10. a bayonet lock; 11. a clamping groove; 12. a reset lever; 13. a reset switch; 14. and a return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a but quick assembly disassembly's drill bit, including drill bit body 1 and adapter sleeve 4, drill bit handle 2 is installed to the upper end of drill bit body 1, spread groove 8 has been seted up to the middle section of drill bit handle 2, spacing cutting ferrule 9 is installed to the side of adapter sleeve 4, connecting portion 3 is installed to the upper end of adapter sleeve 4, the side of adapter sleeve 4 is provided with bayonet lock 10, specifically, during the drill bit is installed, firstly put into adapter sleeve 4 with drill bit body 1 upper end drill bit handle 2 part, the staff again with bayonet lock 10 dismouting convenient from adapter sleeve 4 after placing into, and pass spread groove 8 in drill bit handle 2 middle section, another head directly stretches into spacing cutting ferrule 9, fix bayonet lock 10, after the fixation, finally be connected with starting drive through connecting portion 3, through above-mentioned step, during the installation of drill bit body 1, replace traditional screw installation, also need not to make the dismouting get up convenient and simple with the help of tools when dismantling;

the bidirectional hydraulic cylinder 5 is arranged at the top end of the inside of the connecting sleeve 4, the infusion tube 6 is arranged at the two sides of the bidirectional hydraulic cylinder 5, the piston rod 7 is arranged at the front end of the infusion tube 6, the convex block is arranged at the front end of the piston rod 7, specifically, when the bayonet 10 is arranged, a worker starts the bidirectional hydraulic cylinder 5, hydraulic oil is led into the piston rod 7 through the infusion tube 6 to lead the piston rod 7 to extend forwards, the piston rod 7 extends forwards to drive the convex block to move forwards, and the convex block moves forwards to be clamped into the connecting groove 8 at the middle section of the drill bit handle 2;

the middle section of the bayonet lock 10 is provided with a clamping groove 11, the clamping groove 11 is clamped with the piston rod 7, specifically, the clamping groove 11 is formed in the middle section of the bayonet lock 10, after the bayonet lock 10 is installed, the piston rod 7 pushes the protruding block to be clamped into the clamping groove 11, so that the bayonet lock 10 is fixed, and through the steps, the bit body 1 is prevented from being deviated when being installed;

the reset switch 13 is installed to the front end of spacing cutting ferrule 9, reset switch 13's front end is connected with reset lever 12, reset lever 12's surface winding has reset spring 14, specifically, when the drill bit needs to carry out the dismouting, downwardly squeeze reset switch 13, reset lever 12 can downwardly press this moment, reset lever 12 downwardly squeeze can extrude bayonet lock 10 outwards pop out, when reset lever 12 pushes down, inside reset spring 14 takes place deformation and downwardly compressing, the staff holds drill bit body 1 this moment, bayonet lock 10 is pulled out to the other hand, accomplish the dismantlement of drill bit, through above-mentioned step, make the drill bit more stable convenient at the in-process of carrying out the dismouting.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (4)

1. The utility model provides a but quick assembly disassembly's drill bit, includes drill bit body (1) and adapter sleeve (4), its characterized in that: the drill bit comprises a drill bit body (1), wherein a drill bit handle (2) is arranged at the upper end of the drill bit body (1), a connecting groove (8) is formed in the middle section of the drill bit handle (2), a limiting clamping sleeve (9) is arranged at the side end of a connecting sleeve (4), a connecting part (3) is arranged at the upper end of the connecting sleeve (4), and a clamping pin (10) is arranged at the side end of the connecting sleeve (4).

2. A quick detachable drill bit according to claim 1, wherein: the two-way hydraulic cylinder (5) is installed at the inside top of adapter sleeve (4), transfer line (6) are installed to both sides of two-way hydraulic cylinder (5), piston rod (7) are installed to the front end of transfer line (6), the lug is installed to the front end of piston rod (7).

3. A quick detachable drill bit according to claim 2, wherein: the middle section of the bayonet lock (10) is provided with a clamping groove (11), and the clamping groove (11) is clamped with the piston rod (7).

4. A quick detachable drill bit according to claim 1, wherein: the front end of the limiting clamping sleeve (9) is provided with a reset switch (13), the front end of the reset switch (13) is connected with a reset rod (12), and a reset spring (14) is wound on the surface of the reset rod (12).