CN217617791U

CN217617791U - External diameter and end face ring groove integrated blade

Info

Publication number: CN217617791U
Application number: CN202220192536.8U
Authority: CN
Inventors: 傅铭桓
Original assignee: Guangzhou Bada Precision Tool Co ltd
Current assignee: Guangzhou Bada Precision Tool Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-10-21
Anticipated expiration: 2032-01-25

Abstract

The application discloses an outer diameter and end face annular groove integrated blade which comprises a base body and two cutter heads arranged on the base body, wherein the two cutter heads are symmetrically arranged along the center of the base body; the tool bit includes the tool bit body, set up in chip groove on the tool bit body, set up in end face cutting edge on the tool bit body terminal surface, set up in side cutting edge of tool bit body side, set up in the knife tip R angle of week side of tool bit body, set up in the clearance is kept away to the straight line relief angle and the circular arc annular groove in the tool bit body outside, end face cutting edge's both sides are provided with one respectively the knife tip R angle, side cutting edge's both sides are provided with one respectively the knife tip R angle. The utility model provides an integrative blade of external diameter and terminal surface annular need not the tool changing and can continue to process the external diameter recess in the recess after the circular annular of processing of terminal surface, facilitates the use and has avoided the machining efficiency and the precision of part to receive the influence that the tool changing leads to.

Description

External diameter and end face ring groove integrated blade

Technical Field

The utility model relates to a turning tool technical field, in particular to integrative blade of external diameter and terminal surface annular.

Background

Face pocket and outside pocket inserts are tools for turning with one or more cutting heads, in which during operation the workpiece is rotated, the insert is stationary and cuts off the remainder of the workpiece during contact with the workpiece. The end face annular groove blade is mainly used for machining a circular groove in the end face of a workpiece on a machining center, and the outer diameter groove blade is mainly used for machining a groove surrounded by the outer diameter of the workpiece on the machining center. When the cutter is processing metal sectional material, especially some difficult materials of processing, the cutting process requirement is high, need several good swoves to go several procedures, for example, when the terminal surface recess requires processing the recess, it needs to process out together to have the external diameter recess in the recess, need use an end surface ring groove sword to process the circular recess of terminal surface during the cutting, the external diameter recess in the recess needs another external diameter groove sword to go to process again, traditional cutter can not realize accomplishing multiple processing task, lead to machining efficiency low, and switch over the cutter and carry out secondary processing and lead to the part to warp easily, and then cause part size unstability, the processing defective rate is high, the low problem of turning precision, just corresponding increase just so on the cost.

SUMMERY OF THE UTILITY MODEL

The application aims to provide an outer diameter and end face ring groove integrated blade to solve the problem that a traditional turning tool provided in the background technology is single in function.

In order to achieve the above purpose, the present application provides the following technical solutions: an outer diameter and end face ring groove integrated blade comprises a base body and two cutter heads arranged on the base body, wherein the two cutter heads are symmetrically arranged along the center of the base body; the tool bit includes the tool bit body, set up in chip groove on the tool bit body, set up in terminal surface cutting edge on the tool bit body terminal surface, set up in the side cutting edge of tool bit body side, set up in the knife tip R angle of week side of tool bit body, set up in the clearance is kept away to the straight line relief angle and the circular arc annular in the tool bit body outside, the both sides of terminal surface cutting edge are provided with one respectively the knife tip R angle, the both sides of side cutting edge are provided with one respectively the knife tip R angle.

Preferably, the rake angle α 1 of the chip groove is 5 ° ± 0.5 °, and the transition angle α 2 of the chip groove bottom is 1.6 ° ± 0.1 °.

Preferably, the chip breaker of the end face cutting edge and the end face rear angle of the tip body form a sharp edge, and the chip breaker of the side face cutting edge and the side face rear angle of the tip body form a sharp edge.

Preferably, the nose angle R is tangent to the edge taper of the end face cutting edge along a circle, and the nose angle R is tangent to the edge taper of the side face cutting edge along a circle.

Preferably, the radius R1 of the corner R of the blade tip is 0.1 + -0.01 mm.

Preferably, the clearance between the linear rear angle and the circular arc ring groove comprises a linear rear angle with an angle of α 3 and a circular arc ring groove with a radius of R2, the angle α 3 of the linear rear angle is 10.25 ° ± 0.25 °, the radius R2 of the circular arc ring is 1.95 ± 0.05mm, and the width D1 of the linear rear angle is 0.35 ± 0.05mm.

Has the beneficial effects that: the utility model provides an integrative blade of external diameter and terminal surface annular designs into two structures that have terminal surface cutting edge and side cutting edge to the tool bit according to the requirement of work piece recess size to the realization need not the tool changing and can continue to process the external diameter recess in the recess through this integrative blade after having processed the circular annular of terminal surface, facilitates the use and avoids the machining efficiency and the precision of part to receive the influence that the tool changing leads to. Further, all set up the knife tip R angle in the both sides of end face cutting edge and side cutting edge, the anti performance that collapses of reinforcing knife tip, simultaneously, set up straight line relief angle and circular arc annular in the outside of tool bit body and keep away the space, prevent the tool bit rupture through the outside rigidity that increases the tool bit body as far as possible, improve the reliability of this application external diameter and the integrative blade of end face annular.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a perspective view of an embodiment of the present application showing an insert with an integral outer diameter and end ring groove;

FIG. 2 is a top view of an embodiment of the present application showing an integral insert with an outer diameter and end pocket;

FIG. 3 is a front view of an integral insert with outer diameter and end ring groove in an embodiment of the present application;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is a side view of an embodiment of the present application showing an integral insert with outer diameter and face pocket;

fig. 6 is an enlarged schematic view of fig. 5 at B.

Reference numerals: 1. a substrate; 2. a tool bit body; 3. a chip groove; 4. an end face cutting edge; 5. a side cutting edge; 6. a tool nose R angle; 7. linear relief angle and arc ring groove clearance

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.

Examples

Referring to fig. 1-6, the integral cutting insert with the outer diameter and the end face ring groove comprises a base body 1 and two cutting heads arranged on the base body 1, wherein the two cutting heads are symmetrically arranged along the center of the base body 1. The tool bit includes tool bit body 2, set up chip groove 3 on tool bit body 2, set up end cutting edge 4 on 2 terminal surfaces of tool bit body, set up in the side cutting edge 5 of 2 side of tool bit body, set up in the knife tip R angle 6 of 2 week sides of tool bit body, set up in the straight line relief angle and the circular arc annular in the 2 outside of tool bit body and keep away empty 7, base member 1, tool bit body 2, chip groove 3, end cutting edge 4, side cutting edge 5, knife tip R angle 6, straight line relief angle and circular arc annular keep away empty 7 integrated into one piece, and the blade is titanium alloy material. The chip groove 3 is used for increasing the sharpness of the cutting edge and improving the cutting force. The end face cutting edge 4 is used for machining and cutting an end face ring groove, and the side face cutting edge 5 is used for machining and cutting a side face ring groove. Two sides of the end face cutting edge 4 are respectively provided with a tool nose R angle 6, two sides of the side face cutting edge 5 are respectively provided with a tool nose R angle 6, namely 3 tool nose R angles 6 are arranged on the periphery side of the tool bit body 2, the first tool nose R angle 6 is arranged on the left side of the end face cutting edge 4, the second tool nose R angle 6 is arranged between the right side of the end face cutting edge 4 and the top side of the side face cutting edge 5, and the third tool nose R angle 6 is arranged on the bottom side of the side face cutting edge 5. The chip breaker of end face cutting edge 4 and the end face relief angle of tool bit body 2 form sharp blade, and the chip breaker of side cutting edge 5 and the side relief angle of tool bit body 2 form sharp blade, through increasing the chip breaker of little rake angle, under the prerequisite that does not influence the work piece size, strengthen the sharpness of cutting blade, make the cutting more smooth and easy. The tool nose R angle 6 is tangent to the circle of the cutting edge sharp angle of the end face cutting edge 4, and the tool nose R angle 6 is tangent to the circle of the cutting edge sharp angle of the side face cutting edge 5. The radius R1 of the tool nose R angle 6 is 0.1 +/-0.01 mm.

In the present embodiment, the length D3 of the integral insert is 23 ± 0.1mm, the thickness D4 is 9.5 ± 0.02mm, and the width D5 is 3.5 ± 0.025mm, the rake angle α 1 of the chip groove 3 is 5 ° ± 0.5 °, the sum D2 of the edge thickness of the end face cutting edge 4 and the radius R1 of the two nose R angles 6 is 1 ± 0.02mm, and the width D6 of the side face cutting edge 5 is 1.05 ± 0.05mm. The bottom of the chip groove 3 is provided with an arc transition with the radius R3, and the radius R3 of the arc transition is 1.6 +/-0.1 mm. The clearance 7 between the linear rear angle and the circular arc ring groove comprises a linear rear angle with an angle alpha 3 and a circular arc ring groove with a radius R2, the angle alpha 3 of the linear rear angle is 10.25 degrees +/-0.25 degrees, the radius R2 of the circular arc ring is 1.95 +/-0.05 mm, and the width D1 of the linear rear angle is 0.35 +/-0.05 mm.

It should be noted that, in this document, the term "comprises/comprising" is intended to cover a non-exclusive inclusion, so that a process, method, article or apparatus that comprises a list of elements does not include only those elements but also other elements not expressly listed or inherent to such process, method, article or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The blade with the integrated outer diameter and the end face ring groove is characterized by comprising a base body (1) and two cutter heads arranged on the base body (1), wherein the two cutter heads are symmetrically arranged along the center of the base body (1); the tool bit includes tool bit body (2), set up in chip groove (3) on tool bit body (2), set up in end cutting edge (4) on tool bit body (2) terminal surface, set up in side cutting edge (5) of tool bit body (2) side, set up in knife tip R angle (6) of the week side of tool bit body (2), set up in the clearance (7) is kept away to sharp relief angle and circular arc annular in the tool bit body (2) outside, the both sides of end cutting edge (4) are provided with one respectively knife tip R angle (6), the both sides of side cutting edge (5) are provided with one respectively knife tip R angle (6).

2. The insert with integrated outer diameter and end face ring groove as claimed in claim 1, wherein the rake angle α 1 of the chip groove (3) is 5 ° ± 0.5 °, the bottom of the chip groove (3) is provided with a circular arc transition with a radius R3, and the radius R3 of the circular arc transition is 1.6 ± 0.1mm.

3. The outer diameter and end ring groove integrated blade as claimed in claim 1, wherein the chip breaker of the end cutting edge (4) forms a sharp edge with the end relief of the bit body (2), and the chip breaker of the side cutting edge (5) forms a sharp edge with the side relief of the bit body (2).

4. The integrated outer diameter and end ring groove insert as claimed in claim 2, wherein the nose R-corner (6) is tangent to the edge taper of the end cutting edge (4) in a straight line, and the nose R-corner (6) is tangent to the edge taper of the side cutting edge (5) in a straight line.

5. An insert with integrated outside diameter and end face pocket according to claim 1 or 4, wherein the radius R1 of the nose R-angle (6) is 0.1 ± 0.01mm.

6. The integrated blade with outer diameter and end face ring groove as claimed in claim 1, wherein the clearance (7) comprises a straight line clearance angle with an angle α 3 and a circular arc ring groove with a radius R2, the angle α 3 of the straight line clearance angle is 10.25 ° ± 0.25 °, the radius R2 of the circular arc ring is 1.95 ± 0.05mm, and the width D1 of the straight line clearance angle is 0.35 ± 0.05mm.