CN211489817U

CN211489817U - Barrel-shaped cutter

Info

Publication number: CN211489817U
Application number: CN201922410586.XU
Authority: CN
Inventors: 杨玲
Original assignee: Makino China Co Ltd
Current assignee: Makino China Co Ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-09-15
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a barrel-shaped cutter, which comprises a cutter body, wherein one end of the cutter body is fixedly connected with a barrel-shaped cutter head, the peripheral outline of the barrel-shaped cutter head is of an arc line structure, the other end of the cutter body is provided with a fixed column, the end surface of the fixed column is provided with an installation hole, and the end part of the cutter body is fixed inside the installation hole; through the barrel-shaped tool bit of design, the cutter periphery profile of having solved ball sword and round nose milling cutter on the present market generally all is the linear type, adds man-hour because the circular arc undersize, and processing step is too close, leads to on the long side in process time, the machined surface line is too much, has not so not only promoted efficiency but also can not guarantee the problem of quality, and the periphery profile of barrel-shaped tool bit is the pitch arc structure, under the prerequisite of guaranteeing the quality, realizes efficient processing, reduce cost.

Description

Barrel-shaped cutter

Technical Field

The utility model belongs to the technical field of the cutter, concretely relates to bucket-shaped cutter.

Background

The traditional machining mode generally adopts a ball cutter or a round nose milling cutter to machine irregular surfaces and complex parts, and the existing cutters on the market still have various defects and cannot meet the requirement of production capacity.

For example, the outer peripheral profiles of cutters of ball cutters and round nose milling cutters in the current market are generally linear, and during machining, due to the fact that arcs are too small and machining steps are too dense, machining time is too long, lines of machined surfaces are too many, and therefore the problems that efficiency cannot be improved and quality cannot be guaranteed are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a barrel-shaped cutter to solve present ball sword and round nose milling cutter's on the market cutter periphery profile that proposes in the above-mentioned background art and all be the linear type generally, not so not only promote efficiency but also can not guarantee the problem of quality.

In order to achieve the above object, the utility model provides a following technical scheme:

the barrel-shaped cutter comprises a cutter body and a barrel-shaped cutter head fixedly connected to one end of the cutter body, the periphery of the barrel-shaped cutter head is of an arc structure, a fixing column is arranged at the other end of the cutter body, a mounting hole is formed in the surface of the end portion of the fixing column, and the end portion of the cutter body is fixed inside the mounting hole.

Preferably, the inner wall fixedly connected with stopper of mounting hole, the outside surface of stopper is circular arc structure.

Preferably, the outer surface of the cutter body is provided with a positioning hole, and the limiting block is clamped in the positioning hole.

Preferably, the outside of the barrel-shaped cutter head is provided with a protective sleeve, and the end part of the protective sleeve is fixedly connected with a fixing buckle.

Preferably, the outer end of the fixing buckle is provided with a square groove, and the inner wall of the square groove is fixedly connected with a first magnet.

Preferably, a bayonet is formed in the end face of the fixing column, and a second magnet is connected in the bayonet.

Preferably, the end face of the fixing buckle is attached to the end face of the second magnet, and the fixing buckle is installed inside the bayonet.

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

1. through the barrel-shaped tool bit of design, the cutter periphery profile of having solved ball sword and round nose milling cutter on the present market generally all is the linear type, adds man-hour because the circular arc undersize, and processing step is too close, leads to on the long side in process time, the machined surface line is too much, has not so not promoted efficiency but has still guaranteed the problem of quality, the utility model discloses the periphery profile of barrel-shaped tool bit realizes efficient processing, reduce cost for the pitch arc structure under the prerequisite of guaranteeing the quality.

2. Thereby lag and fixed the knot through the design has solved current barrel-shaped tool bit and has taken place the problem that wearing and tearing influence processing easily with the external world in transportation storage process, and the lag is fixed firm with the fixed column through the fixed knot of inner outer wall, and the lag covers in the outside of barrel-shaped tool bit outsidely, and the lag protects barrel-shaped tool bit to avoid external wearing and tearing.

Drawings

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

FIG. 2 is a schematic view of the fixing column structure of the present invention;

FIG. 3 is a schematic view of the structure of the protective cover of the present invention;

fig. 4 is a schematic view of the fixing buckle structure of the present invention;

FIG. 5 is a schematic view of the bayonet structure of the present invention;

fig. 6 is a schematic view of the knife body structure of the present invention.

In the figure: 1. fixing a column; 2. a bayonet; 3. a protective sleeve; 4. a barrel-shaped cutter head; 5. a cutter body; 6. positioning holes; 7. mounting holes; 8. a limiting block; 9. a fixing buckle; 10. a first magnet; 11. a square groove; 12. a second magnet; 13. a peripheral profile.

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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a barrel-shaped cutter, includes cutter body 5, the barrel-shaped tool bit 4 of one end fixedly connected with of cutter body 5, and the periphery profile 13 of barrel-shaped tool bit 4 is the pitch arc structure, and the other end of cutter body 5 is provided with fixed column 1, and mounting hole 7 has been seted up to the tip surface of fixed column 1, and the tip of cutter body 5 is fixed in the inside of mounting hole 7, under the prerequisite of guaranteeing the quality, realizes efficient processing, reduce cost. It should be noted that the fixing post 1 and the cutter body 5 may also be an integrated structure, that is, the fixing post 1 and the cutter body 5 may be integrally formed. Alternatively, the barrel shaped cutting head 4 may be of a variety of cutter configuration types, such as a barrel shaped cutting head 4 of a spiral flute configuration, a straight flute configuration, or a skewed flute configuration. The periphery profile of barrel-shaped tool bit 4 with the different grade type all can set up to the arc structure as required to enlarge the utility model discloses an application scope.

In order to facilitate the cutter body 5 more firm with fixed column 1, in this embodiment, preferred, the inner wall fixedly connected with stopper 8 of mounting hole 7, the outside surface of stopper 8 is the circular arc structure.

In order to facilitate the replacement and use of the barrel-shaped cutter head 4, in the embodiment, preferably, the outer surface of the cutter body 5 is provided with a positioning hole 6, and the limiting block 8 is clamped in the positioning hole 6.

In order to protect the barrel-shaped cutter head 4 from external abrasion, in the embodiment, preferably, a protecting sleeve 3 is arranged outside the outer side of the barrel-shaped cutter head 4, and a fixing buckle 9 is fixedly connected to the end of the protecting sleeve 3.

In order to facilitate the installation and fixation of the protective sleeve 3, in this embodiment, preferably, the outer end of the fixing buckle 9 is provided with a square groove 11, and the inner wall of the square groove 11 is fixedly connected with the first magnet 10.

In order to facilitate the fixing of the protecting sleeve 3 at the end of the fixing column 1, in this embodiment, preferably, the end surface of the fixing column 1 is provided with a bayonet 2, and the second magnet 12 is connected to the inside of the bayonet 2.

In order to make the protection sleeve 3 and the fixing column 1 more secure, in this embodiment, preferably, an end surface of the fixing buckle 9 and an end surface of the second magnet 12 are attached to each other, and the fixing buckle 9 is installed inside the bayonet 2.

The utility model discloses a periphery profile 13 of barrel-shaped tool bit 4 is the pitch arc structure, under the prerequisite of guaranteeing the quality, realizes efficient processing, reduce cost. Meanwhile, the barrel-shaped cutter head 4 is fixedly installed at the end part of the fixed column 1 through the cutter body 5, the inner port of the installation hole 7 is matched with the outer contour of the cutter body 5, so that the fixed column 1 and the cutter body 5 form a split structure, the cutter body 5 is convenient to replace, the fixing buckle 9 at the bottom end of the protective sleeve 3 is mutually corresponding to the bayonet 2 on the end surface of the fixed column 1 and is on the same straight line, the fixing buckle 9 is installed inside the bayonet 2, so that the protective sleeve 3 covers the outer side of the barrel-shaped cutter head 4, a first magnet 10 inside the fixing buckle 9 and a second magnet 12 inside the bayonet 2 attract each other, so that the protective sleeve 3 is firmly fixed with the fixed column 1, and the protective sleeve 3 prevents the barrel-shaped cutter head 4 from being worn in.

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

Claims

1. The utility model provides a barrel-shaped cutter, includes cutter body (5) and fixed connection in barrel-shaped tool bit (4) of cutter body (5) one end, its characterized in that: the outer periphery profile (13) of the barrel-shaped cutter head (4) is of an arc line structure, a fixing column (1) is arranged at the other end of the cutter body (5), a mounting hole (7) is formed in the surface of the end portion of the fixing column (1), and the end portion of the cutter body (5) is fixed inside the mounting hole (7).

2. The barrel shaped tool as set forth in claim 1, wherein: the inner wall fixedly connected with stopper (8) of mounting hole (7), the outside surface of stopper (8) is the circular arc structure.

3. The barrel shaped tool as set forth in claim 2, wherein: the outer surface of the cutter body (5) is provided with a positioning hole (6), and the limiting block (8) is clamped in the positioning hole (6).

4. The barrel shaped tool as set forth in claim 1, wherein: the outside of barrel-shaped tool bit (4) is provided with lag (3), the tip fixedly connected with of lag (3) is fixed detains (9).

5. The barrel shaped tool as set forth in claim 4, wherein: the outer end of the fixing buckle (9) is provided with a square groove (11), and the inner wall of the square groove (11) is fixedly connected with a first magnet (10).

6. The barrel shaped tool as set forth in claim 5, wherein: the end face of the fixing column (1) is provided with a bayonet (2), and a second magnet (12) is connected in the bayonet (2).

7. The barrel shaped tool as set forth in claim 6, wherein: the end face of the fixing buckle (9) is attached to the end face of the second magnet (12), and the fixing buckle (9) is installed inside the bayonet (2).