CN208230934U - A kind of milling cutter machine-shaping metal saw - Google Patents

Abstract

The utility model discloses a kind of milling cutter machine-shaping metal saw, including cutter hub, it is equipped with inner hole in the cutter hub, protection cone is equipped at the aperture of inner hole both ends, is equipped with a keyway inside inner hole；It is equipped with 12 teeth at the cutter hub outer diameter to put the first edge on a knife or a pair of scissors, tooth puts the first edge on a knife or a pair of scissors equipped with radial rake and flute profile angle；The flute profile angle and the face junction of radial rake use orthodrome transition；The outer diameter tooth of the cutter hub puts the first edge on a knife or a pair of scissors, and the back of tooth equipped with each tooth is wide and tooth depth, the radial mode metafacial angle that tooth puts the first edge on a knife or a pair of scissors use circular arc relief grinding A, and axialmode metafacial angle is made in the form of circular arc relief grinding B.It uses 12 teeth to put the first edge on a knife or a pair of scissors design, under same revolving speed, 30%-40% is improved with conventional knife contrast process efficiency under the premise of the identical tooth amount of feeding, cutter radial axialmode metafacial angle uses relief grinding relief angle, the resistance to impulse force for increasing Tool in Cutting cutting edge saves the cost of charp tool to client, and flute profile angle solves the problems, such as card bits using R2.5 orthodrome mode, it is fast to be conducive to chip removal, improves production efficiency and service life.

Description

A kind of milling cutter machine-shaping metal saw

Technical field

The utility model relates to mechanical metal process tool technical field, specially a kind of milling cutter machine-shaping saw blade milling Knife.

Background technique

General molding metal saw traditional fabrication type metafacial angle goes to make by the way of plane relief angle, anterior angle and flute profile Almost without the transition of size angle, tipping and card bits, unfavorable bits chip removal are easy during processing work influences the cutter longevity for angle junction Life, the cutter of the design, which can be realized, increases substantially processing efficiency and the reduction cost of charp tool.

Utility model content

The purpose of this utility model is to provide a kind of milling cutter machine-shaping metal saw, processing efficiency improves 30%- 40%, production efficiency and service life can be improved, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of milling cutter machine-shaping metal saw, packet Cutter hub is included, inner hole is equipped in the cutter hub, protection cone is equipped at the aperture of inner hole both ends；A keyway is equipped with inside the inner hole； 12 teeth are equipped at the cutter hub outer diameter to put the first edge on a knife or a pair of scissors；The tooth puts the first edge on a knife or a pair of scissors equipped with radial rake and flute profile angle；The flute profile angle and radial direction The face junction of anterior angle uses orthodrome transition；The outer diameter tooth of the cutter hub puts the first edge on a knife or a pair of scissors, and the back of tooth equipped with each tooth is wide and tooth depth, tooth The radial mode metafacial angle to put the first edge on a knife or a pair of scissors uses circular arc relief grinding A, and the axialmode metafacial angle that tooth puts the first edge on a knife or a pair of scissors is made in the form of circular arc relief grinding B.

Preferably, the radial rake is 2-4 °.

Preferably, the angle of the circular arc relief grinding A is 7-9 °.

Preferably, the angle of the circular arc relief grinding B is 0.3-0.5 °.

Preferably, the depth of the tooth depth is 4.4mm.

Preferably, flute profile angle back width is 3.23mm.

Preferably, the angle at the flute profile angle is 55 degree.

Preferably, the bottom at the flute profile angle uses the transition of R2.5 orthodrome.

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

This milling cutter machine-shaping metal saw is put the first edge on a knife or a pair of scissors design, under same revolving speed, the identical tooth amount of feeding using 12 teeth Under the premise of with conventional 8 swords or 10 angle of throats tool contrast process efficiency improve 30%-40%, cutter radial axialmode metafacial angle Using relief grinding relief angle, increase the resistance to impulse force of Tool in Cutting cutting edge, and is able to satisfy secondary of client, reconditioning rake face molding surface size Still it can guarantee size constancy, save the cost of charp tool to client, cutter chip pocket, that is, flute profile angle uses R2.5 orthodrome mode solution Certainly card bits problem, can be fast conducive to chip removal, improves production efficiency and service life.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the front view of the utility model；

Fig. 3 is the side view of the utility model；

Fig. 4 is the A-A sectional view of the utility model.

In figure: 1. firm bankings, 2. vertical chutes, 3. baffles, 4. guide post top plates, 5. rubber blocks, 6. linear bearings, 7. lead Column, 8. vertical bearing seats, 9. stop cylinders, 10. cylinder fixed seats, 11. guide post movable plates, 12. piston rods.

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.

Fig. 1-4, a kind of milling cutter machine-shaping metal saw, including cutter hub 12 are please referred to, inner hole 1 is equipped in cutter hub 12, it is interior Protection cone 2 is equipped at 1 both ends aperture of hole；A keyway 3 is equipped with inside inner hole 1；It is equipped with 12 teeth at 12 outer diameter of cutter hub and puts the first edge on a knife or a pair of scissors 4； Tooth puts the first edge on a knife or a pair of scissors 4 equipped with radial rake 5 and flute profile angle 6, and radial rake 5 is 2-4 °；6 back width of flute profile angle is 3.23mm, angle 55 Degree, bottom use the transition of R2.5 orthodrome；Flute profile angle 6 and the face junction of radial rake 5 use orthodrome transition 7；Cutter hub 12 outer diameter tooth puts the first edge on a knife or a pair of scissors 4 back of tooth wide 8 and tooth depth 9 for being equipped with each tooth, and the depth of tooth depth 9 is 4.4mm, tooth put the first edge on a knife or a pair of scissors 4 radial mode Metafacial angle uses circular arc relief grinding A10, and the angle of circular arc relief grinding A10 is 7-9 °, tooth put the first edge on a knife or a pair of scissors 4 axialmode metafacial angle using circular arc shovel The form production of B11 is ground, the angle of circular arc relief grinding B11 is 0.3-0.5 °.

In summary: this milling cutter machine-shaping metal saw is put the first edge on a knife or a pair of scissors 4 designs using 12 teeth, identical under same revolving speed 30%-40% is improved with 8 conventional swords or 10 angle of throats tool contrast process efficiency under the premise of the tooth amount of feeding, cutter radial is axial Type metafacial angle uses relief grinding relief angle, increases the resistance to impulse force of Tool in Cutting cutting edge, and is able to satisfy secondary of client, reconditioning rake face Molding surface size still can guarantee size constancy, save the cost of charp tool to client, cutter chip pocket, that is, flute profile angle 6 uses R2.5 great circle Arc mode solves the problems, such as card bits, can be fast conducive to chip removal, improves production efficiency and service life.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of milling cutter machine-shaping metal saw, including cutter hub (12), it is characterised in that: be equipped with inner hole in the cutter hub (12) (1), protection cone (2) is equipped at inner hole (1) both ends aperture；A keyway (3) is equipped with inside the inner hole (1)；The cutter hub (12) it is equipped with 12 teeth at outer diameter and puts the first edge on a knife or a pair of scissors (4)；The tooth puts the first edge on a knife or a pair of scissors (4) equipped with radial rake (5) and flute profile angle (6)；The flute profile The face junction of angle (6) and radial rake (5) uses orthodrome transition (7)；The outer diameter tooth of the cutter hub (12) put the first edge on a knife or a pair of scissors (4) be equipped with The back of tooth of each tooth wide (8) and tooth depth (9), tooth put the first edge on a knife or a pair of scissors (4) radial mode metafacial angle using circular arc relief grinding A (10), tooth puts the first edge on a knife or a pair of scissors (4) Axialmode metafacial angle made in the form of circular arc relief grinding B (11).

2. a kind of milling cutter machine-shaping metal saw according to claim 1, it is characterised in that: the radial rake (5) It is 2-4 °.

3. a kind of milling cutter machine-shaping metal saw according to claim 1, it is characterised in that: the circular arc relief grinding A (10) angle is 7-9 °.

4. a kind of milling cutter machine-shaping metal saw according to claim 1, it is characterised in that: the circular arc relief grinding B (11) angle is 0.3-0.5 °.

5. a kind of milling cutter machine-shaping metal saw according to claim 1, it is characterised in that: the depth of the tooth depth (9) Degree is 4.4mm.

6. a kind of milling cutter machine-shaping metal saw according to claim 1, it is characterised in that: flute profile angle (6) back Portion's width is 3.23mm.

7. a kind of milling cutter machine-shaping metal saw according to claim 1, it is characterised in that: the flute profile angle (6) Angle is 55 degree.

8. a kind of milling cutter machine-shaping metal saw according to claim 1, it is characterised in that: the flute profile angle (6) Bottom uses the transition of R2.5 orthodrome.