CN213411248U

CN213411248U - Double-blade machining tool

Info

Publication number: CN213411248U
Application number: CN202022234770.6U
Authority: CN
Inventors: 于新宇; 王庚杰; 杨占来; 樊志磊; 勾春宇; 王星; 于越; 木清弘; 马万里; 刘海宾; 郭振宇
Original assignee: CITIC Dicastal Co Ltd
Current assignee: CITIC Dicastal Co Ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-11
Anticipated expiration: 2030-10-10

Abstract

The utility model belongs to the technical field of machining cutter, a double-bladed machine tooling cutter is provided, has two blades, two on the tool bit the blade plane that the blade was located separately is parallel to each other to the knife tip line of two blades is perpendicular with the central axis of cutter arbor, two the blade is 0 with the contained angle of the central axis of tool bit, and it can be with the processing orbit integration that two cutters were accomplished that originally use on a cutter, reduces a tool changing, improves machining efficiency to guarantee the accuracy nature of relevant size, save measurement.

Description

Double-blade machining tool

Technical Field

The application relates to the technical field of machining tools, in particular to a double-blade machining tool.

Background

The wheel is used as an important component of the automobile, the requirement on the machining dimensional precision is higher and higher, the silent property of the automobile in the running process is very high for consumers, and the belt pulley is an important means for reducing the tire noise; the belt of the wheel is an important structure for reducing the tire noise, and the accuracy of the related dimension is an important guarantee for reducing the tire noise; because a plurality of wheel waistbands are processed by combining two cutters, the existing processing cutter for the wheel waistbands is a single blade, and the depth and the width of a processed groove need to be measured in percentage to meet the size requirement; how to avoid complicated measurement work and ensure the qualified dimension is a trend of the current automatic processing.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a double-blade machining cutter, which can integrate the machining track finished by two cutters on one cutter, reduce one-time cutter changing, improve the machining efficiency, ensure the accuracy of relevant sizes and save the measurement work.

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

in a first aspect, an embodiment of the present application provides a double-blade machining tool, which is characterized by comprising a tool bar, a tool bit and blades, wherein one end of the tool bar is axially connected with the tool bit, the central axes of the tool bit and the tool bar are overlapped, and the tool bit is provided with two blades; the blade planes of the two blades are parallel to each other, the connecting line of the tool tips of the two blades is perpendicular to the central axis of the tool bar, and the included angles between the blade planes of the two blades and the central axis of the tool bit are both 0 degree.

In some embodiments, the cutting insert further comprises an insert groove, a fastening bolt and a mounting hole, wherein the left side and the right side of the cutting head are respectively provided with one insert groove, the insert groove is provided with the mounting hole, and the two inserts are fixedly mounted in the insert grooves through the cooperation of the fastening bolt and the mounting hole.

In some embodiments, the cutting edge of the insert is made of cubic boron nitride to reduce wear and improve the durability of the tool.

In some embodiments, the blades are double-head blades, and one blade can be replaced by the other blade after being failed, so that the cost of the cutter is saved.

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

the utility model provides a double-blade machining cutter, two blades have on the tool bit, two blade planes that the blade is located separately are parallel to each other, and the knife tip line of two blades is perpendicular with the central axis of cutter arbor, two the blade is 0 with the contained angle of the central axis of tool bit, through set up two blades on a cutter arbor and change the wheel hub waistband that originally processes through two processes into processing through one process and accomplish, change into same location benchmark by two original location benchmarks during processing, reduced the positioning error that different benchmarks brought greatly; in addition, the same cutter is used for machining, the cutter changing time can be shortened, the machining efficiency is improved, the related groove depth and groove width dimensions can be guaranteed through mechanical machining, as long as the first piece is adjusted to be qualified, measurement can be omitted in subsequent machining, sampling inspection is changed, and the working efficiency is improved; in addition, the two blades are integrated on the same cutter handle, so that the two blades can be regarded as two cutters and two tool complements can be used for the two cutters, and the two blades can also be regarded as one tool complement for the same cutter, so that the diversity of real-time adjustment of cutter compensation is increased.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a double-blade machining tool according to the present application.

Fig. 2 is a schematic structural diagram of a double-blade machining tool according to the present application.

Fig. 3 is a schematic structural diagram three of a double-blade machining tool according to the present application.

Fig. 4 is a schematic structural diagram of a double-blade machining tool according to the present application.

Wherein: 1-cutter bar, 2-cutter head, 3-first blade groove, 4-second blade groove, 5-first fastening bolt, 6-second fastening bolt, 7-first mounting hole, 8-second mounting hole, 9-first blade and 10-second blade.

Detailed Description

The terms "first," "second," "third," and "fourth," etc. in the description and claims of this application and in the accompanying drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Example 1:

as shown in fig. 1 to 3, a double-insert machining tool is provided in embodiment 1, and includes a tool holder 1, a tool bit 2, a first insert pocket 3, a second insert pocket 4, a first fastening bolt 5, a second fastening bolt 6, a first mounting hole 7, a second mounting hole 8, a first insert 9, and a second insert 10. One end of the cutter bar 1 is axially connected with a cutter head 2, and the cutter head 2 is superposed with the central axis of the cutter bar 1. The left side and the right side of the cutter head 2 are respectively provided with a first blade groove 3 and a second blade groove 4, a first mounting hole 7 is formed in the position of the first blade groove 3, and a second mounting hole 8 is formed in the position of the second blade groove 4. The first fastening screw 5 and the first mounting hole 7 cooperate to fixedly mount the first blade 9 in the first blade slot 3. The second fastening screw 6 and the second mounting hole 8 cooperate to fixedly mount the second insert 10 in the second insert pocket 4.

After the two blades are fixedly installed, the blade planes of the first blade 9 and the second blade 10 are parallel to each other, the connecting line of the tool tips of the two blades is perpendicular to the central axis of the tool bar 1, and the included angles between the blade planes of the two blades and the central axis of the tool bit are both 0 degree. The radial distance between the cutting edges of the two blades can be designed according to the actual machining requirement, and in the embodiment 1, after the two blades are fixedly installed, the radial distance (perpendicular to the direction of the tool holder) between the cutting edges of the two blades is 47 mm.

In the embodiment 1, the two blades (same type) are R3/R0.5 double-head blades. The cutting edges of the first blade and the second blade are made of cubic boron nitride materials so as to reduce abrasion.

In this embodiment 1, when a double-blade machining tool is used for machining a groove in a rim of a wheel, in a working process, the wheel is clamped on a numerical control machine tool through a clamp, a motor drives a main shaft of the machine tool to rotate, so that the wheel rotates counterclockwise at a certain speed, and the tool is clamped on a cutter tower, so that a belt part of the wheel is machined at a certain feed rate according to a determined machining program.

In the double-blade machining tool in embodiment 1, the two blades are arranged on one tool bar, so that the hub waistband which is machined through two processes is changed into a hub waistband which is machined through one process, and the two original positioning references are changed into the same positioning reference during machining, so that the positioning errors caused by different references are greatly reduced; in addition, the same cutter is used for machining, the cutter changing time can be shortened, the machining efficiency is improved, the related groove depth and groove width dimensions can be guaranteed through mechanical machining, as long as the first piece is adjusted to be qualified, measurement can be omitted in subsequent machining, sampling inspection is changed, and the working efficiency is improved; in addition, the two blades are integrated on the same cutter handle, so that the two blades can be regarded as two cutters and two tool complements can be used for the two cutters, and the two blades can also be regarded as one tool complement for the same cutter, so that the diversity of real-time adjustment of cutter compensation is increased.

The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and implementations of the present application, and the above description of the embodiments is only provided to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. A double-blade machining tool is characterized by comprising a tool bar, a tool bit and blades, wherein one end of the tool bar is axially connected with the tool bit, the central axes of the tool bit and the tool bar are overlapped, and the two blades are arranged on the tool bit; the blade planes of the two blades are parallel to each other, the connecting line of the tool tips of the two blades is perpendicular to the central axis of the tool bar, and the included angles between the blade planes of the two blades and the central axis of the tool bit are both 0 degree.

2. A double-bladed machining tool according to claim 1 further including blade slots, fastening bolts, mounting holes, one for each side of the cutter head, mounting holes in the blade slots, and two of said blades fixedly mounted in said blade slots by engagement of said fastening bolts with said mounting holes.

3. A double-bladed machining tool according to claim 1 or 2, characterized in that the cutting edges of said blades are of cubic boron nitride material.

4. A double-bladed machining tool according to claim 1 or 2, characterized in that said blades are double-ended blades.