CN220515508U

CN220515508U - Drilling burr-free ball knife

Info

Publication number: CN220515508U
Application number: CN202322232314.1U
Authority: CN
Inventors: 邹建波; 朱善广
Original assignee: Huizhou Weibo Precision Technology Co ltd
Current assignee: Huizhou Weibo Precision Technology Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-02-23
Anticipated expiration: 2033-08-18

Abstract

The utility model relates to the technical field of ball cutters, in particular to a drilling burr-free ball cutter, which comprises a connecting seat and an inserting rod, wherein the bottom of the connecting seat is provided with the inserting seat, the bottom of the inserting seat is provided with the inserting rod, the bottom of the inserting rod is provided with a ball cutter rod, the outer surface of the ball cutter rod is provided with a plurality of mounting grooves, the inside of the mounting grooves is provided with a grinding sleeve ring, the inside of the grinding sleeve ring is provided with a cavity, the bottom of the ball cutter rod is provided with a drilling tip, during processing, the inserting rod is inserted on the inserting seat at the bottom of the connecting seat, the inserting rod is enabled to rotate through the inserting seat, the inserting rod drives the ball cutter rod and the drilling tip to rotate, so that drilling work is carried out, the grinding sleeve ring in the mounting grooves on the outer surface of the ball cutter rod can polish the drilled hole, the periphery of the drilled hole is prevented from generating burrs, the drilling burr-free ball cutter is simple in structure, and convenient to use and high in practicability.

Description

Drilling burr-free ball knife

Technical Field

The utility model relates to the technical field of ball cutters, in particular to a drilling burr-free ball cutter.

Background

The ball knife is a cylindrical cutting tool, and the cutting edge is a semicircular tool. The method is mainly used for machining 3D surfaces (curved surfaces) on milling machines and CNC (computerized numerical control) machines, and can also be used for machining small concave areas and semicircular grooves. Ball sword constitutes: a blade and a knife handle. The ball knife is not easy to collapse due to the unique circular knife edge design, and has the advantages of high precision, high smoothness and high aging in processing 3D (curved surface) surfaces, small concave areas and semicircular grooves. However, in the case of the ball blade, the universal machining cutting edge is always machined at one point, and therefore the edge portion is relatively easily worn and worn relatively quickly. In addition, the unique blade machining is always concentrated to be machined at one point, and when a plane is machined, the machined plane is rough. And thus are not suitable for machining planes.

The ball knife on the market is suitable for the characteristics of high speed, high efficiency and high degree of automation of a numerical control machine tool, in numerical control machining, the selection of the ball knife is directly related to the machining precision, the quality of the machining surface quality and the machining efficiency, the proper ball knife is selected and reasonable cutting parameters are set, the numerical control machining can reach the optimal machining quality with the lowest cost and the shortest time, the existing ball knife is mainly used for non-planar semi-finishing and finishing, but the ball knife can cause burrs to be generated around the drilled hole in the drilling process, the burrs not only affect the attractiveness of the product, but also cause scratch of a machining worker, and therefore the drilling non-burr ball knife is needed to solve the problems.

Disclosure of Invention

Technical problem to be solved by the utility model

Aiming at the defects of the prior art, the utility model designs the drilling burr-free ball knife, which solves the problems that the prior ball knife is mainly used for non-planar semi-finishing and finishing, but the ball knife can cause burrs around the drilled holes in the drilling process, and the burrs not only affect the aesthetic property of products, but also scratch a processing worker.

2) Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a no burr ball sword of drilling, includes mounting structure and ball sword structure, ball sword structure comprises connecting seat and peg graft pole, the connecting seat is installed to the bottom of connecting seat, the peg graft pole is installed to the bottom of connecting seat, the ball cutter arbor is installed to the bottom of peg graft pole, a plurality of mounting groove has been seted up on the surface of ball cutter arbor, the internally mounted of mounting groove has the mill flat lantern ring, the cavity has been seted up to the inside of mill flat lantern ring, the drilling tip is installed to the bottom of ball cutter arbor.

As a preferable scheme of the utility model, the mounting structure comprises a fixing seat and a mounting seat, the mounting seat is mounted at the top of the fixing seat, a connecting groove is formed at the top of the mounting seat, a limiting ring is mounted on the peripheral wall inside the connecting groove, a plurality of limiting grooves are formed on the outer surface of the limiting ring, and a protection pad is arranged at the bottom inside the connecting groove.

As a preferable scheme of the utility model, the bottom of the fixing seat is provided with the connecting seat, and the fixing seat and the connecting seat are integrally formed.

As a preferable scheme of the utility model, the plug-in rod, the ball cutter bar and the drilling tip are integrally formed, and the plug-in rod is plugged in the bottom of the plug-in seat and can be cut and detached.

As a preferable scheme of the utility model, the grinding sleeve ring is sleeved in the inner part of the mounting groove through the cavity, and the grinding sleeve ring is detachable.

As the preferable scheme of the utility model, the limiting ring is fixedly arranged around the inside of the connecting groove, and the limiting ring adopts a double-layer structure design.

As a preferable scheme of the utility model, the protective pad is made of rubber materials.

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

according to the utility model, through the design of the ball cutter structure, during processing, the inserting rod is inserted into the inserting seat at the bottom of the connecting seat, and the inserting rod is rotated through the inserting seat, so that the ball cutter rod and the drilling tip are driven to rotate by the inserting rod, the drilling work is carried out, after the drilling tip drills a hole, the drilled hole can be polished by the grinding collar in the mounting groove on the outer surface of the ball cutter rod, and the burrs are prevented from being generated around the drilled hole.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the connecting groove of the present utility model;

FIG. 3 is a schematic view of the entire structure of the tool bar of the present utility model;

FIG. 4 is a schematic view of the overall structure of the inventive wear flat collar.

In the figure: 1-mounting structure, 11-fixing seat, 12-mounting seat, 13-connecting groove, 14-limiting ring, 15-limiting groove, 16-protection pad, 2-ball sword structure, 21-connecting seat, 22-plug seat, 23-plug rod, 24-ball cutter bar, 25-drilling tip, 26-mounting groove, 27-grinding collar and 28-cavity.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Examples:

the utility model designs a drilling burr-free ball knife, which solves the problems that the prior ball knife is mainly used for non-planar semi-finishing and finishing, but the periphery of a drilled hole can generate burrs in the drilling process of the ball knife, and the burrs not only affect the aesthetic property of a product, but also scratch a processing worker;

referring to fig. 1-4, the present utility model provides a technical solution:

a drilling burr-free ball cutter comprises a mounting structure 1 and a ball cutter structure 2.

In this embodiment, referring to fig. 1, 3 and 4, the specific structure of the ball blade structure 2 is as follows:

the ball cutter structure 2 consists of a connecting seat 21 and a plug rod 23, wherein the bottom of the connecting seat 21 is provided with the plug seat 22, the bottom of the plug seat 22 is provided with the plug rod 23, the bottom of the plug rod 23 is provided with a ball cutter bar 24, the outer surface of the ball cutter bar 24 is provided with a plurality of mounting grooves 26, the inside of the mounting grooves 26 is provided with a grinding collar 27, the inside of the grinding collar 27 is provided with a cavity 28, and the bottom of the ball cutter bar 24 is provided with a drilling tip 25;

specifically, during processing, the inserting rod 23 is inserted into the inserting seat 22 at the bottom of the connecting seat 21, the inserting rod 23 is rotated through the inserting seat 22, the inserting rod 23 drives the ball cutter rod 24 and the drilling tip 25 to rotate, so that drilling is performed, after the drilling tip 25 drills a hole, the drilled hole can be polished by the grinding collar 27 in the mounting groove 26 on the outer surface of the ball cutter rod 24, and burrs are prevented from being generated around the drilled hole.

Further, in the present embodiment, referring to fig. 1 and 3, the specific structure of the mounting structure 1 is as follows:

the mounting structure 1 consists of a fixed seat 11 and a mounting seat 12, wherein the mounting seat 12 is mounted at the top of the fixed seat 11, a connecting groove 13 is formed at the top of the mounting seat 12, a limiting ring 14 is mounted on the peripheral wall inside the connecting groove 13, a plurality of limiting grooves 15 are formed on the outer surface of the limiting ring 14, and a protection pad 16 is arranged at the bottom inside the connecting groove 13;

specifically, the connecting groove 13 on the mounting seat 12 at the top of the fixing seat 11 is connected with the driving equipment, the limiting groove 15 on the limiting ring 14 on the peripheral wall of the connecting groove 13 is used for reinforcing, and the protection pad 16 at the bottom inside the connecting groove 13 can effectively reduce friction, so that the service life is prolonged.

Further, the limiting rings 14 are fixedly arranged around the inside of the connecting groove 13, the limiting rings 14 are of a double-layer structure design, and the limiting rings 14 can be inserted between the two limiting rings 14 through the limiting grooves 15 on the limiting rings 14 and are fixed in the interlayers of the two limiting rings 14 through rotation, so that the limiting rings are firmer.

The working flow of the utility model is as follows: during the use, link together through spread groove 13 and the actuating device on fixing base 11 top mount pad 12, and consolidate through the spread groove 15 on the spacing ring 14 on the spread groove 13 all around, peg graft between two spacing rings 14 through the spacing groove 15 on the spacing ring 14, and make it fix in the intermediate layer of two spacing rings 14 through rotating, more firm, and the protection pad 16 of the inside bottom of spread groove 13 can effectual reduction friction, thereby improve life, during the processing, peg graft the extension rod 23 on the grafting seat 22 of connecting seat 21 bottom, and make the extension rod 23 rotatory through the grafting seat 22, the extension rod 23 drives ball cutter arbor 24 and drilling tip 25 rotation, thereby carry out drilling work, after drilling the hole in drilling tip 25, the hole that bores out is produced around the processing of polishing of the grinding lantern ring 27 in the mounting groove 26 on the outer surface of ball cutter arbor 24, this device simple structure, convenient to use and practicality are higher.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drilling does not have burr ball sword, includes mounting structure (1) and ball sword structure (2), its characterized in that: ball sword structure (2) comprises connecting seat (21) and grafting pole (23), spliced pole (23) are installed to the bottom of connecting seat (21), spliced pole (23) are installed to the bottom of spliced pole (22), ball cutter arbor (24) are installed to the bottom of spliced pole (23), a plurality of mounting groove (26) have been seted up on the surface of ball cutter arbor (24), internally mounted of mounting groove (26) has mill flat lantern ring (27), cavity (28) have been seted up to the inside of mill flat lantern ring (27), drilling tip (25) are installed to the bottom of ball cutter arbor (24).

2. A drill burr-free ball knife according to claim 1, wherein: the mounting structure (1) comprises a fixing seat (11) and a mounting seat (12), the mounting seat (12) is mounted at the top of the fixing seat (11), a connecting groove (13) is formed in the top of the mounting seat (12), a limiting ring (14) is mounted on the peripheral wall inside the connecting groove (13), a plurality of limiting grooves (15) are formed in the outer surface of the limiting ring (14), and a protection pad (16) is arranged at the bottom inside the connecting groove (13).

3. A drill burr-free ball knife according to claim 2, wherein: the bottom of fixing base (11) is installed connecting seat (21), integrated into one piece between fixing base (11) and connecting seat (21).

4. A drill burr-free ball knife according to claim 1, wherein: the plug-in rod (23) is integrally formed with the ball cutter bar (24) and the drilling tip (25), and the plug-in rod (23) is plugged in the bottom of the plug-in seat (22) and is cut up and detachable.

5. A drill burr-free ball knife according to claim 1, wherein: the grinding sleeve ring (27) is sleeved in the mounting groove (26) through a cavity (28), and the grinding sleeve ring (27) is detachable.

6. A drill burr-free ball knife according to claim 2, wherein: the limiting rings (14) are fixedly arranged around the inside of the connecting grooves (13), and the limiting rings (14) are of a double-layer structure design.

7. A drill burr-free ball knife according to claim 2, wherein: the protective pad (16) is made of rubber materials.