CN214212365U

CN214212365U - Milling cutter with replaceable cutter head

Info

Publication number: CN214212365U
Application number: CN202023037350.5U
Authority: CN
Inventors: 陈晓燕; 赵友桃; 赵思华
Original assignee: Zhuhai Maoxin Hardware Technology Co ltd
Current assignee: Zhuhai Maoxin Hardware Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-09-17
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to the technical field of milling cutters, in particular to a milling cutter with a replaceable cutter head, which comprises a connecting column, wherein the bottom of the connecting column is provided with an external thread column, the central position of the bottom of the external thread column is provided with a slot, the outer wall of the circumference of the connecting column is symmetrically provided with threaded holes, fastening bolts are arranged in the threaded holes, a movable column is arranged below the connecting column, the top of the movable column is provided with a first limiting ring, the central position of the upper surface of the first limiting ring is provided with a cross block, the outer wall of the circumference of the movable column is sleeved with a lantern ring, the inner wall of the lantern ring is provided with internal threads, the bottom of the lantern ring is provided with a second limiting ring, and the bottom of the movable column is provided with cutter teeth; this milling cutter with removable tool bit, the cooperation of spliced pole and external screw thread post is convenient for use through the cooperation of slot and cross piece, and fastening bolt uses with the screw hole cooperation, the fixed cross piece of being convenient for, and the cooperation of the lantern ring is further connected fixedly to the activity post, and the cooperation of first spacing ring and second spacing ring prevents that the lantern ring breaks away from the activity post, influences milling cutter processing work piece and uses.

Description

Milling cutter with replaceable cutter head

Technical Field

The utility model relates to a milling cutter technical field specifically is a milling cutter with removable tool bit.

Background

With the development of metal milling industry, the material performance is continuously improved, the hardness is continuously enhanced, the processing difficulty of metal materials is continuously increased for many manufacturers to meet the requirements of high-performance products of terminal customers, a milling cutter is a rotary cutter with one or more cutter teeth for milling, and the milling cutter is mainly used for processing planes, steps, grooves, forming surfaces, cutting workpieces and the like on a milling machine;

the cutter head of a general milling cutter can not be replaced, the cutter head of the milling cutter is used for a long time, the abrasion consumption of the cutter head influences the subsequent processing and use, the whole replacement wastes time and resources, and wastes time and labor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a milling cutter with removable tool bit to solve the problem that proposes in the above-mentioned background art.

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

the utility model provides a milling cutter with removable tool bit, includes the spliced pole, the spliced pole bottom is equipped with the external screw thread post, external screw thread post bottom central point puts and has seted up the slot, symmetrical set up screw hole on the spliced pole circumference outer wall, be equipped with fastening bolt in the screw hole, the spliced pole below is equipped with movable post, activity capital portion is equipped with first spacing ring, first spacing ring upper surface central point puts and is equipped with the cross piece, the cover is equipped with the lantern ring on the activity post circumference outer wall, be equipped with the internal thread on the lantern ring inner wall, lantern ring bottom is equipped with the second spacing ring, activity capital portion is equipped with the sword tooth.

Preferably, the external thread column and the connecting column are of an integrally formed structure, the threaded hole is communicated with the slot, and the diameter of the threaded hole is matched with that of the fastening bolt.

Preferably, the cutter teeth are distributed in an annular shape at equal intervals, and the cutter teeth and the movable column are of an integrally formed structure.

Preferably, the first limiting ring and the movable column are of an integrally formed structure, and the cross block and the first limiting ring are of an integrally formed structure.

Preferably, the second limiting ring and the lantern ring are of an integrally formed structure, the inner diameter of the lantern ring is matched with the diameter of the first limiting ring, and the inner diameter of the second limiting ring is matched with the diameter of the movable column.

Preferably, the width of the slot is matched with that of the cross block, the cross block is in inserting fit with the slot, and the internal thread is in threaded connection with the external thread column.

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

the utility model discloses the cooperation of spliced pole and external screw thread post is convenient for pass through the cooperation of slot and cross piece, the fixed movable post of installation of being convenient for, and fastening bolt uses with the screw hole cooperation, the fixed cross piece of being convenient for, and the cooperation of the lantern ring helps further to be connected fixedly to the movable post, and the cooperation of first spacing ring and second spacing ring prevents that the lantern ring from breaking away from movable post, influences milling cutter processing work piece and uses.

Drawings

Fig. 1 is a schematic view of the overall structure of the milling cutter assembly with replaceable cutter bits of the present invention;

fig. 2 is an exploded view of the milling cutter with replaceable cutting head according to the present invention;

FIG. 3 is a schematic view of the structure of the movable post and the cutter teeth of the present invention;

fig. 4 is a schematic view of the connecting column frame structure of the present invention.

The various reference numbers in the figures mean:

1. connecting columns; 10. a threaded hole; 11. a slot; 12. an externally threaded post;

2. a movable post; 20. cutter teeth; 21. a first limit ring; 22. a cross block;

3. a collar; 30. a second stop collar; 31. an internal thread;

4. and fastening the bolt.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a milling cutter with removable tool bit, including spliced pole 1, 1 bottom of spliced pole is equipped with external screw thread post 12, slot 11 has been seted up to external screw thread post 12 bottom central point, the symmetry has seted up screw hole 10 on 1 circumference outer wall of spliced pole, be equipped with fastening bolt 4 in the screw hole 10, 1 below of spliced pole is equipped with

movable post

2, 2 tops of movable post are equipped with

first spacing ring

21, 21 upper surface central points of first spacing ring put and are equipped with cross 22, the cover is equipped with lantern ring 3 on 2 circumference outer walls of movable post, be equipped with internal thread 31 on the 3 inner walls of lantern ring, 3 bottoms of lantern ring are equipped with

second spacing ring

30, 2 bottoms of movable post are equipped with sword tooth 20.

In this embodiment, external screw thread post 12 is the integrated into one piece structure with spliced pole 1, and screw hole 10 communicates with slot 11 each other, and the aperture of screw hole 10 and fastening bolt 4's diameter looks adaptation, and fastening bolt 4 adds establishes, the fixed cross 22 position of being convenient for, and fastening bolt 4 is terminal closely laminates with cross 22 one end outer wall, under the effect of frictional force, carries out the rigidity.

Secondly, cutter teeth 20 are distributed at equal intervals in an annular shape, the cutter teeth 20 and the movable column 2 are of an integrally formed structure, and the cutter teeth 20 are matched to facilitate workpiece processing.

Further, first spacing ring 21 and activity post 2 are integrated into one piece structure, and cross piece 22 and first spacing ring 21 are integrated into one piece structure, and the cooperation of first spacing ring 21 is convenient for restrict the lantern ring 3 and is removed, connects fixedly to activity post 2.

Specifically, second spacing ring 30 and lantern ring 3 are integrated into one piece structure, and the internal diameter of lantern ring 3 and the diameter looks adaptation of first spacing ring 21, the internal diameter of second spacing ring 30 and the adaptation of activity post 2 diameter looks, and the cooperation of second spacing ring 30 prevents that lantern ring 3 from breaking away from external screw thread post 12.

Besides, the width of the slot 11 is matched with the width of the cross block 22, the cross block 22 is matched with the slot 11 in a plugging mode, the internal thread 31 is in threaded connection with the external threaded column 12, the internal thread 31 is matched with the external threaded column 12 to increase the connection stability, and a user can replace the whole movable column 2 manually.

The milling cutter with removable tool bit of this embodiment is when using, the manual cooperation of pegging graft of cross piece 22 and slot 11 of user, fastening bolt 4 passes screw hole 10, and fastening bolt 4's end and the inseparable laminating of cross piece 22, then the manual lantern ring 3 and the 12 threaded connection of external screw thread post of will lantern of user, further fixed connection activity post 2 and spliced pole 1, when the tool bit is changed to needs, manual 3 antiport with the lantern ring, fastening bolt 4 takes out, change activity post 2, the operation is thus simple, and convenient for replacement and use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Milling cutter with replaceable cutter head, comprising a connecting post (1), characterized in that: spliced pole (1) bottom is equipped with external screw thread post (12), slot (11) have been seted up to external screw thread post (12) bottom central point, symmetrical set up screw hole (10) on spliced pole (1) circumference outer wall, be equipped with fastening bolt (4) in screw hole (10), spliced pole (1) below is equipped with movable post (2), activity post (2) top is equipped with first spacing ring (21), first spacing ring (21) upper surface central point puts and is equipped with cross (22), the cover is equipped with lantern ring (3) on activity post (2) circumference outer wall, be equipped with internal thread (31) on the lantern ring (3) inner wall, lantern ring (3) bottom is equipped with second spacing ring (30), activity post (2) bottom is equipped with sword tooth (20).

2. The milling cutter with replaceable cutting head of claim 1, wherein: the external thread column (12) and the connecting column (1) are of an integrally formed structure, the threaded hole (10) is communicated with the slot (11), and the diameter of the threaded hole (10) is matched with that of the fastening bolt (4).

3. The milling cutter with replaceable cutting head of claim 1, wherein: the cutter teeth (20) are distributed in an annular shape at equal intervals, and the cutter teeth (20) and the movable column (2) are of an integrally formed structure.

4. The milling cutter with replaceable cutting head of claim 1, wherein: the first limiting ring (21) and the movable column (2) are of an integrally formed structure, and the cross block (22) and the first limiting ring (21) are of an integrally formed structure.

5. The milling cutter with replaceable cutting head of claim 1, wherein: the second limiting ring (30) and the sleeve ring (3) are of an integrally formed structure, the inner diameter of the sleeve ring (3) is matched with the diameter of the first limiting ring (21), and the inner diameter of the second limiting ring (30) is matched with the diameter of the movable column (2).

6. The milling cutter with replaceable cutting head of claim 1, wherein: the width of the slot (11) is matched with the width of the cross block (22), the cross block (22) is in plug fit with the slot (11), and the internal thread (31) is in threaded connection with the external thread column (12).