CN210334479U

CN210334479U - Multipurpose milling cutter type drill bit

Info

Publication number: CN210334479U
Application number: CN201920758838.5U
Authority: CN
Inventors: 朱志国
Original assignee: Jiangsu Sanlu Tools Co Ltd
Current assignee: Jiangsu Sanlu Tools Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-04-17
Anticipated expiration: 2029-05-24

Abstract

The utility model provides a multi-purpose milling cutter formula drill bit, including boring body, the neck, the stalk portion, the arc, the threaded rod, square groove, the briquetting, powerful spring, waterproof pad and sealed lid, bore body left end face and be fixed with the neck, neck annular side-mounting has the stalk portion, neck annular side-mounting has the arc, the terminal surface is equipped with the threaded rod before the stalk portion, the inside square groove of having seted up of stalk portion, square inslot portion is equipped with the briquetting, the arc is inside to be provided with powerful spring, the spring upside is provided with waterproof pad, the terminal surface is fixed with sealed lid on the waterproof pad, the problem that original milling cutter formula drill bit stalk portion can only the unilateral use has been solved in this design, the utility model discloses rational in infrastructure, the.

Description

Multipurpose milling cutter type drill bit

Technical Field

The utility model relates to a multi-purpose milling cutter formula drill bit belongs to milling cutter drill bit technical field.

Background

During the machining of a workpiece, a drill bit is the primary tool used to drill a hole, which is formed by the drill bit breaking up the chips separated from the workpiece. The quality of a hole is good, the time is related to the workpiece material 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, and the drill bits are various types such as milling cutter type drill bits.

In the prior art, the existing milling cutter type drill bit cannot be used in many aspects when the drill bit handle is processed, materials are wasted, and a multipurpose milling cutter type drill bit is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-purpose milling cutter formula drill bit to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the composite erection of being convenient for, excellent in use effect.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a multi-purpose milling cutter formula drill bit, is including boring body, neck, multipurpose mechanism and stalk portion, bore the body left end face and be fixed with the neck, neck ring side installs the stalk portion, the stalk portion is provided with multipurpose mechanism with the neck junction, multipurpose mechanism includes arc tube, threaded rod, square groove, briquetting, powerful spring, waterproof pad and sealed lid, neck ring side installs the arc tube, the terminal surface is equipped with the threaded rod before the stalk portion, the inside square groove of having seted up of stalk portion, square inslot portion is equipped with the briquetting, the inside powerful spring that is provided with of arc tube, the spring upside is provided with waterproof pad, the waterproof pad up the terminal surface is fixed with sealed lid.

Furthermore, the front end face of the handle part is provided with a pull handle, the rear side of the annular side face of the pull handle is provided with an external thread, the front end face of the arc-shaped pipe is provided with a round hole, an internal thread is arranged inside the round hole, and the pull handle is connected with the arc-shaped pipe through a thread.

Furthermore, strong magnets are assembled inside the square grooves, the specifications of the strong magnets are matched with those of the square grooves, and the specifications of the pressing blocks are matched with those of the square grooves.

Furthermore, the annular side face of the handle part and the annular side face of the arc-shaped pipe are provided with pin holes, the powerful springs are provided with multiple groups, and the specifications of the multiple groups of powerful springs are matched with the diameters of the pin holes.

Furthermore, anaerobic adhesive is coated on the surfaces of the pressing block and the sealing cover.

Further, cylindrical hole has been seted up to the terminal surface before the neck, and cylindrical hole inside is provided with the internal thread, the terminal surface is connected with the threaded rod before the stalk portion, the threaded rod runs through stalk portion and arc seat and is connected through the screw thread with the neck.

Furthermore, the arc-shaped pipe is two semicircular pipelines, and the specifications of the two semicircular pipelines are the same.

The utility model has the advantages that: the utility model discloses a multi-purpose milling cutter formula drill bit, because of the utility model discloses added arc tube, threaded rod, square groove, briquetting, powerful spring, waterproof pad and sealed lid, this design can be to the many-sided use of drill bit stalk portion, has solved the problem that original milling cutter formula drill bit stalk portion can only unilateral use, has improved the utility model discloses a practicality.

Because of the preceding terminal surface of stalk portion is provided with the pull handle, pull handle annular side rear side is provided with the external screw thread, the round hole has been seted up to the terminal surface before the arc tube, and the inside internal thread that is provided with of round hole, the pull handle is connected through the screw thread with the arc tube, this design stimulates the arc tube through using the pull handle, conveniently fixes the neck, is equipped with strong magnet because of square inslot portion, strong magnet specification and square groove phase-match, briquetting specification and square groove phase-match, this design has improved the stability of being connected between strong magnet and the square groove, the utility model discloses rational in infrastructure, the composite erection of being convenient for, excellent in use effect.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a multi-purpose milling cutter type drill of the present invention;

FIG. 2 is a top cross-sectional view of a multi-purpose mechanism of a multi-purpose milling cutter drill of the present invention;

FIG. 3 is a front cross-sectional view of a multi-purpose mechanism of a multi-purpose milling cutter drill of the present invention;

FIG. 4 is an enlarged view of A of the multi-purpose mechanism of the multi-purpose milling cutter drill of the present invention;

in the figure: 1-drill bit, 2-neck, 3-multipurpose mechanism, 4-handle, 31-arc tube, 32-threaded rod, 33-square groove, 34-press block, 35-strong spring, 36-waterproof pad, 37-sealing cover, 311-pull handle and 331-strong magnet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a multi-purpose milling cutter formula drill bit, includes bores body 1, neck 2, multipurpose mechanism 3 and stalk portion 4, bores 1 left end face of body and is fixed with

neck

2, and 2 annular side-mounting of neck have stalk portion 4, and the stalk portion 4 is provided with multipurpose mechanism 3 with 2 junctions of neck.

Multipurpose mechanism 3 includes the arc 31, the threaded rod 32, square groove 33, briquetting 44, powerful spring 35, waterproof pad 36 and sealed

lid

37, 2 annular side-mounting of neck has arc 31, the terminal surface is equipped with threaded rod 32 before the stalk portion 4, square groove 33 has been seted up to stalk portion 4 inside, square groove 33 inside is equipped with briquetting 44, arc 31 is inside to be provided with powerful spring 35, powerful spring 35 upside is provided with waterproof pad 36, waterproof pad 36 up end is fixed with sealed lid 37, the problem that original milling cutter formula drill bit stalk portion 4 can only the unilateral use has been solved in this design.

The terminal surface is provided with pull handle 311 before stalk portion 4, pull handle 311 annular side rear side is provided with the external screw thread, the round hole has been seted up to the terminal surface before the arc tube 31, and the inside internal thread that is provided with of round hole, pull handle 311 is connected through the screw thread with arc tube 31, this design stimulates arc tube 31 through using pull handle 311, the convenience is fixed neck 2, square groove 33 internal assembly has strong magnet 331, strong magnet 331 specification and square groove 33 phase-match, briquetting 44 specification and square groove 33 phase-match, this design has improved the stability of being connected between strong magnet 331 and the square groove 33.

Pinhole has all been seted up to 4 annular side of stalk portion and 31 annular side of arc tube, strong spring 35 is provided with the multiunit, and 35 specifications of multiunit strong spring and pinhole diameter phase-match, this design is convenient to fix neck 2, briquetting 44 has all been scribbled the anaerobic adhesive with sealed lid 37 surface, this design is fixed briquetting 44 and sealed lid 37 through using the anaerobic adhesive, cylindrical hole has been seted up to the terminal surface before 2 neck, and cylindrical hole inside is provided with the internal thread, the terminal surface is connected with threaded rod 32 before 4 stalk portions, threaded rod 32 runs through 4 and arc seat of stalk portion and is connected through the screw thread with neck 2, this design is through using threaded connection, it is easy to connect more firm the installing and removing, assembly efficiency has been improved, arc tube 31 is two semi-circular pipelines, and two semi-circular pipeline specifications are the same, the rational.

As an embodiment of the present invention: the user is through pulling pull handle 311, under strong spring 35's effect, thereby pull handle 311 upward movement drives the arc tube 31 upward movement, then put into neck 2 along the arc tube 31 interior annular side, under strong magnet 331's effect neck 2 contacts with stalk portion 4 inner wall fast in square groove 33, briquetting 34 prevents that strong magnet 331 from breaking away from square groove 33's inside, then loosen strong magnet 331 after pull handle 311 kick-backs and exert pressure to arc tube 31, strong spring 35 makes arc tube 31 and neck 2 contact, then fix neck 2, sealed lid 37 prevents that strong spring 35 from breaking away from stalk portion 4's inside, it fixes neck 2 through threaded connection through arc tube 31 and neck 2 through handle portion 32 through using threaded rod 32 to run through handle portion 4, realized the many-sided purpose of using to drill bit neck 2, the utility model discloses a practicality is improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A multi-purpose milling cutter formula drill bit, includes brill body, neck, multipurpose mechanism and stalk portion, its characterized in that: a neck is fixed on the left end face of the drill body, a handle part is mounted on the annular side face of the neck, and a multipurpose mechanism is arranged at the joint of the handle part and the neck;

multipurpose mechanism includes arc tube, threaded rod, square groove, briquetting, powerful spring, waterproof pad and sealed lid, neck annular side-mounting has the arc tube, the terminal surface is equipped with the threaded rod before the stalk portion, the inside square groove of having seted up of stalk portion, the inside briquetting that is equipped with of square groove, the inside powerful spring that is provided with of arc tube, the spring upside is provided with waterproof pad, the up end-fixing of waterproof pad has sealed lid.

2. A multi-purpose milling cutter drill according to claim 1, characterized in that: the handle portion is provided with a pull handle on the front end face, an external thread is arranged on the rear side of the annular side face of the pull handle, a round hole is formed in the front end face of the arc-shaped pipe, an internal thread is arranged inside the round hole, and the pull handle is connected with the arc-shaped pipe through the thread.

3. A multi-purpose milling cutter drill according to claim 1, characterized in that: the inside powerful magnet that is equipped with of square groove, powerful magnet specification and square groove phase-match, briquetting specification and square groove phase-match.

4. A multi-purpose milling cutter drill according to claim 1, characterized in that: the handle annular side face and the arc-shaped pipe annular side face are both provided with pin holes, the powerful springs are provided with multiple groups, and the specifications of the multiple groups of powerful springs are matched with the diameters of the pin holes.

5. A multi-purpose milling cutter drill according to claim 1, characterized in that: anaerobic glue is coated on the surfaces of the pressing block and the sealing cover.

6. A multi-purpose milling cutter drill according to claim 1, characterized in that: cylindrical hole has been seted up to the terminal surface before the neck, and cylindrical hole inside is provided with the internal thread, the terminal surface is connected with the threaded rod before the stalk portion, the threaded rod runs through stalk portion and arc seat and is connected through the screw thread with the neck.

7. A multi-purpose milling cutter drill according to claim 1, characterized in that: the arc-shaped pipe is two semicircular pipelines, and the specifications of the two semicircular pipelines are the same.