CN211708665U

CN211708665U - Drill bit clamp convenient for replacing drill bit

Info

Publication number: CN211708665U
Application number: CN202020075664.5U
Authority: CN
Inventors: 黄挺
Original assignee: Shanghai Ruibaichi Industrial Co ltd
Current assignee: Shanghai Ruibaichi Industrial Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-20
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a drill bit clamp convenient for replacing a drill bit, which comprises a fixed seat, wherein the upper surface of the fixed seat is provided with a fixed cavity, the bottom surface in the fixed cavity is provided with a positioning component, the top end of the positioning component is provided with a clamping part, the clamping part is fixedly arranged on the fixed seat, the positioning component comprises a supporting spring fixedly arranged on the bottom surface in the fixed cavity, the top end of the supporting spring is rotatably provided with a positioning cylinder through a rotating disc, the inner wall of the positioning cylinder is provided with a positioning screw hole matched with the drill bit to be replaced, the top surface of the positioning cylinder is provided with a clamping groove matched with the clamping part, the clamping part is movably arranged on the fixed seat, the utility model has reasonable structural design, can quickly and conveniently realize the fixation and the disassembly of the drill bit to be replaced, greatly facilitates the replacement of the drill bit, and, has the characteristics of simple structure and convenient operation.

Description

Drill bit clamp convenient for replacing drill bit

Technical Field

The utility model relates to an anchor clamps technical field especially relates to a conveniently change drill jig of drill bit.

Background

The electric drill is a drilling machine using electricity as power. The electric tool is a conventional product in the electric tools and is also a product of the electric tools with the largest demand. The annual production and sale quantity accounts for 35 percent of the China electric tools. The working principle of the electric drill is that a motor rotor of an electromagnetic rotary type or electromagnetic reciprocating type small-capacity motor does magnetic field cutting work-doing operation, and the operation device is driven by a transmission mechanism to drive a gear to increase the power of a drill bit, so that the drill bit scrapes the surface of an object and better penetrates the object.

However, in the use process of the existing drill clamp, the operation flow is complex, the drill is not convenient to fixedly replace, the drill replacement efficiency is reduced, and certain defects exist.

Therefore, a drill clamp for conveniently replacing the drill bit is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a conveniently change drill jig of drill bit, aim at can realize treating the fixed of changing the drill bit fast conveniently and dismantle, make things convenient for the change of drill bit, promote the change efficiency of drill bit.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

the utility model provides a conveniently change drill jig of drill bit, includes the fixing base, the fixing base upper surface is provided with fixed chamber, be provided with locating component on the fixed intracavity bottom surface, the locating component top is provided with screens piece, just screens piece fixed mounting is in on the fixing base, locating component is including fixed the setting support spring on the fixed intracavity bottom surface, the support spring top is rotated through the rotary disk and is installed a location section of thick bamboo, location section of thick bamboo inner wall is provided with and treats to change drill bit assorted location screw, location section of thick bamboo top surface be provided with screens piece assorted screens groove, screens piece movable mounting be in on the fixing base.

Preferably, in the above drill chuck facilitating bit replacement, the support spring is attached to and in sliding contact with the inner wall of the fixed cavity.

Based on the technical characteristics, the supporting spring is attached to the inner wall of the fixed cavity and in sliding contact with the inner wall of the fixed cavity, so that the supporting spring can be effectively prevented from being excessively twisted, and the service life of the supporting spring is greatly prolonged.

Preferably, in the above-mentioned drill jig of conveniently changing the drill bit, the rotary disk includes the connection bearing, connection bearing inner circle fixed mounting has a lower supporting bench, connection bearing outer lane fixed mounting has an upper supporting bench.

Based on the technical characteristics, the relative rotation between the upper support table and the lower support table is realized by the rotation of the connecting bearing, and then the rotation function is realized.

Preferably, in the drill clamp facilitating drill bit replacement, the inner ring of the positioning cylinder is chamfered.

Based on the technical characteristics, the drill bit can be guided to rapidly enter the positioning cylinder by the inclined plane formed by chamfering the inner ring of the positioning cylinder.

Preferably, among the above-mentioned drill jig of conveniently changing the drill bit, the screens piece includes two semicircle annular screens pieces, the screens piece articulates fixed chamber top, be provided with the screens strip that is the circumference and distributes on the screens piece bottom surface, two the screens piece adsorbs the connection through adsorbing the magnetic sheet.

Based on the technical characteristics, the clamping pieces form a circular ring shape after being folded, the clamping strips on the bottom surface of the clamping pieces are matched with the clamping grooves, the positioning barrel is locked, and then the drill bit is fixed.

Preferably, in the drill chuck facilitating drill bit replacement, the upper surface of the clamping position plate is provided with a detaching groove.

Based on above-mentioned technical characteristics, the setting of dismantlement groove is convenient for carry out the dismantlement of screens piece, and then realizes the dismantlement to fixed drill bit.

The utility model has the advantages that:

the utility model has the advantages of reasonable design, can realize treating the fixed of changing the drill bit and dismantle fast conveniently, make things convenient for the change of drill bit greatly, promote the change efficiency of drill bit, have simple structure, simple operation's characteristics.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the positioning sheet of the present invention;

fig. 3 is a schematic view of the structure of the rotary disk of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a fixed seat; 2. a fixed cavity; 3. a positioning assembly; 4. a clamping piece; 5. a support spring; 6. rotating the disc; 7. a positioning cylinder; 8. positioning the screw hole; 9. connecting a bearing; 10. a lower support table; 11. an upper support table; 12. a position clamping sheet; 13. a clamping strip; 14. adsorbing the magnetic sheet; 15. disassembling the groove; 16. screens 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment is a drill chuck facilitating drill bit replacement, which includes a fixing base 1, a fixing cavity 2 is disposed on an upper surface of the fixing base 1, a positioning assembly 3 is disposed on an inner bottom surface of the fixing cavity 2, a clamping member 4 is disposed at a top end of the positioning assembly 3, the clamping member 4 is fixedly mounted on the fixing base 1, the positioning assembly 3 includes a supporting spring 5 fixedly disposed on the inner bottom surface of the fixing cavity 2, the supporting spring 5 is in contact with an inner wall of the fixing cavity 2 and is in sliding contact with the inner wall of the fixing cavity, the supporting spring 5 is in contact with the inner wall of the fixing cavity 2 and is in sliding contact with the inner wall of the fixing cavity, so as to effectively avoid the supporting spring 5 from being excessively twisted, thereby greatly prolonging a service life of the supporting spring 5, a positioning cylinder 7 is rotatably mounted at the top end of the supporting spring 5 via a rotating disk 6, the rotary disk 6 comprises a connecting bearing 9, a lower supporting platform 10 is fixedly arranged on the inner ring of the connecting bearing 9, an upper supporting platform 11 is fixedly arranged on the outer ring of the connecting bearing 9, relative rotation between the upper supporting platform 11 and the lower supporting platform 10 is realized by utilizing the rotation of the connecting bearing 9, so that the rotating function is realized, a positioning screw hole 8 matched with a drill bit to be replaced is arranged on the inner wall of a positioning cylinder 7, a clamping groove 16 matched with a clamping piece 4 is arranged on the top surface of the positioning cylinder 7, the clamping piece 4 is movably arranged on a fixed seat 1, the clamping piece 4 comprises two semicircular clamping pieces 12, the clamping pieces 12 are hinged at the top end of a fixed cavity 2, clamping strips 13 distributed circumferentially are arranged on the bottom surface of each clamping piece 12, the two clamping pieces 12 are connected in an adsorption mode through adsorption magnetic sheets 14, the clamping pieces 12 form a circular ring shape after being folded, the clamping strips 13 on the bottom surface of each clamping piece, and then accomplish the fixed to the drill bit, screens 12 upper surface is provided with dismantlement groove 15, and the setting of dismantlement groove 15 is convenient for carry on screens 12's dismantlement, and then realizes the dismantlement to fixed drill bit.

The utility model discloses a concrete implementation, when using, at first will treat to change the drill bit and insert a location section of thick bamboo 7 in, at the in-process that the drill bit pushed down, the drill bit descends along location screw 8, and meanwhile a location section of thick bamboo 7 takes place to rotate, treats that the drill bit is whole to enter into a location section of thick bamboo 7 time, closes screens piece 12, realizes dying to the lock of a location section of thick bamboo 7, accomplishes the fixed of drill bit this moment, treats that the drill bit dismantles the completion after, opens screens piece 12, upwards take out the drill bit can. The utility model has the advantages of reasonable design, can realize treating the fixed of changing the drill bit and dismantle fast conveniently, make things convenient for the change of drill bit greatly, promote the change efficiency of drill bit, have simple structure, simple operation's characteristics.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a conveniently change drill jig of drill bit which characterized in that: including fixing base (1), fixing base (1) upper surface is provided with fixed chamber (2), be provided with locating component (3) on the bottom in fixed chamber (2), locating component (3) top is provided with screens piece (4), just screens piece (4) fixed mounting is in on fixing base (1), locating component (3) are including fixed setting up supporting spring (5) on the bottom in fixed chamber (2), supporting spring (5) top is rotated through rotary disk (6) and is installed a location section of thick bamboo (7), a location section of thick bamboo (7) inner wall is provided with and treats to change drill bit assorted location screw (8), a location section of thick bamboo (7) top surface be provided with screens piece (4) assorted screens groove (16), screens piece (4) movable mounting be in on fixing base (1).

2. The bit holder facilitating bit replacement as claimed in claim 1, wherein: the supporting spring (5) is attached to the inner wall of the fixed cavity (2) and in sliding contact with the inner wall of the fixed cavity.

3. The bit holder facilitating bit replacement as claimed in claim 1, wherein: the rotary disc (6) comprises a connecting bearing (9), a lower supporting table (10) is fixedly mounted on the inner ring of the connecting bearing (9), and an upper supporting table (11) is fixedly mounted on the outer ring of the connecting bearing (9).

4. The bit holder facilitating bit replacement as claimed in claim 1, wherein: and chamfering is carried out on the inner ring of the positioning cylinder (7).

5. The bit holder facilitating bit replacement as claimed in claim 1, wherein: screens piece (4) include two semicircle annular screens pieces (12), screens piece (12) articulate fixed chamber (2) top, be provided with screens strip (13) that are the circumference and distribute on screens piece (12) bottom surface, two screens piece (12) are through adsorbing magnetic sheet (14) absorption connection.

6. The bit holder for facilitating bit replacement as claimed in claim 5, wherein: the upper surface of the clamping piece (12) is provided with a dismounting groove (15).