CN209598291U - A kind of single-edge spiral milling cutter - Google Patents

Abstract

The utility model discloses a kind of single-edge spiral milling cutters, including knife handle and cutter head, thread groove is provided between the knife handle and the cutter head, and side edge is formed between the cutter head and the thread groove, the thread groove and the flank milling are provided with all angle of back of tooths, and all angle of back of tooths of the cutter head are 17 °, and all angle of back of tooth width are 0.8, end tooth relief angle is formed between the cutter head and the knife handle, the end tooth relief angle of the processed formation of cutter head is 22 °.The utility model is by the way that cutter head, knife handle, thread groove, side edge, all angle of back of tooths, the strict control and requirement of end tooth relief angle, so that the precision for the single-point thread milling cutter being prepared greatly improves, convenient for using in processing, and it is laborsaving to be more convenient for.

Description

A kind of single-edge spiral milling cutter

Technical field

The utility model relates to a kind of milling cutter, specially a kind of single-edge spiral milling cutter belongs to machine applications technical field.

Background technique

Milling cutter is for Milling Process, with the rotary cutter of one or more cutter tooth.Each cutter tooth is successively when work The surplus for cutting work of interval.Milling cutter is mainly used for processing plane, step, groove, forming surface and cutting workpiece on milling machine Deng.Currently, milling cutter is widely used in the numerical control machining cutter of processing.Single-blade milling cutter, as only side edge Milling cutter.

However traditional milling cutter there are many deficiencies place, single-blade milling cutter currently on the market is on processing and fabricating, precision It is low, it is difficult to control, be unfavorable for using therefore, proposing a kind of single-edge spiral milling cutter regarding to the issue above.

Utility model content

The purpose of this utility model is that solve the above-mentioned problems and provides a kind of single-edge spiral milling cutter, by knife Head, knife handle, thread groove, side edge, all angle of back of tooths, the strict control and requirement of end tooth relief angle, so that the single-point thread being prepared The precision of milling cutter greatly improves, and it is laborsaving to be more convenient for.

The utility model be achieved through the following technical solutions above-mentioned purpose, a kind of single-edge spiral milling cutter, including knife handle and Cutter head is provided with thread groove, and forms side edge between the cutter head and the thread groove between the knife handle and the cutter head, institute It states thread groove and the side edge is provided with all angle of back of tooths, all angle of back of tooths of the cutter head are 17 °, and all angle of back of tooth width are 0.8, institute Formation end tooth relief angle between cutter head and the knife handle is stated, the end tooth relief angle of the processed formation of cutter head is 22 °, and the circular arc connects The first fixation hole and the second fixation hole, and first fixation hole and the perforation of the second fixation hole are equipped at the center of head.

Preferably, the knife handle is provided with circular arc straight coupling away from described cutter head one end, and with a thickness of 0.5, angle is 45 °, The point of a knife chamfering of the cutter head is also 45 °.

Preferably, the thread groove is processed into arcuation away from the cutter head tail end, and spiral angle is 24 °.

Preferably, the dish-shaped angle that the cutter head and vertical plane are formed is 5 °

Preferably, the side edge margin width is 0.04 ± 0.01.

The beneficial effects of the utility model are: the utility model is by cutter head, knife handle, thread groove, side edge, after all teeth Angle, the strict control and requirement of end tooth relief angle, so that the precision for the single-point thread milling cutter being prepared greatly improves, convenient for adding It is used in work production, and it is laborsaving to be more convenient for.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model cutter head enlarged diagram；

Fig. 3 is the utility model cutter head side view.

In figure: 1, knife handle, 2, thread groove, 3, cutter head, 4, side edge, 5, all angle of back of tooths, 6, end tooth relief angle, 7, circular arc connector, 8, the first fixation hole, the 9, second fixation hole.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to shown in Fig. 1-3, a kind of single-edge spiral milling cutter, including knife handle 1 and cutter head 2, the knife handle 1 and the cutter head Processing sets up has thread groove 3 between 2, and side edge 4, the thread groove 3 and institute are formed between the cutter head 2 and the thread groove 3 Stating 4 processing sets up of side edge has all angle of back of tooths 5, and all angle of back of tooths 5 of the cutter head 2 are 17 °, and all angle of back of tooth width are 0.8, the knife End tooth relief angle 6 is formed between first 2 and the knife handle 1, it is 22 ° that the cutter head 2, which processes the end tooth relief angle formed,；The circular arc connects The first fixation hole 8 and the second fixation hole 9, and first fixation hole 8 and the perforation of the second fixation hole 9 are equipped at first 7 center.

As a kind of optimal technical scheme of the utility model, the knife handle 1 is provided with circular arc connector away from 2 one end of cutter head 7, with a thickness of 0.5, angle is 45 °, and the point of a knife chamfering of the cutter head 2 is also 45 °.

As a kind of optimal technical scheme of the utility model, the thread groove 3 is processed into arc away from 2 tail end of cutter head Shape, and spiral angle is 24 °.

As a kind of optimal technical scheme of the utility model, the cutter head 2 is 5 ° with the dish-shaped angle that vertical plane is formed

As a kind of optimal technical scheme of the utility model, 4 margin width of side edge is 0.04 ± 0.01.

When the utility model is used, circular arc connector 7 is connect with the card slot of milling machine first, and the first fixation hole 8 and The convenient fixation to milling cutter of the setting of two fixation holes 9；Fixation it is intact, starting milling machine switch so that single-edge spiral milling cutter start it is even Speed rotation, the rotation direction of cutter head 2 is consistent with 3 rotation direction of thread groove, the fixed station that mobile right side is slidably connected with station, To suitable position, i.e., when vehicle object and milling cutter contact, rotating wheel disk, so that fixed station is fixed, according to the shape of required vehicle, Reasonable employment side edge 4 and all angle of back of tooths 5 and end tooth relief angle 6.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (4)

1. a kind of single-edge spiral milling cutter, including knife handle (1) and cutter head (2), it is characterised in that: the knife handle (1) and the cutter head (2) there is thread groove (3) processing sets up between, and form side edge (4) between the cutter head (2) and the thread groove (3), the spiral shell Groove (3) and the side edge (4) processing sets up have all angle of back of tooths (5), and all angle of back of tooths (5) of the cutter head (2) are 17 °, all teeth Angular breadth is 0.8 afterwards, forms end tooth relief angle (6) between the cutter head (2) and the knife handle (1), the processed shape of the cutter head (2) At end tooth relief angle be 22 °；The knife handle (1) is provided with circular arc connector (7) away from cutter head (2) one end, with a thickness of 0.5, angle It is 45 °, the point of a knife chamfering of the cutter head (2) is 45 °；The first fixation hole (8) and second are equipped at the center of circular arc connector (7) to consolidate Determine hole (9), and first fixation hole (8) and the second fixation hole (9) perforation.

2. a kind of single-edge spiral milling cutter according to claim 1, it is characterised in that: the thread groove (3) deviates from the knife Head (2) tail end is arcuation, and spiral angle is 24 °.

3. a kind of single-edge spiral milling cutter according to claim 1, it is characterised in that: the cutter head (2) is formed with vertical plane Dish-shaped angle be 5 °.

4. a kind of single-edge spiral milling cutter according to claim 1, it is characterised in that: side edge (4) margin width is 0.04 ±0.01。