CN215749657U

CN215749657U - Combined diamond trimming knife

Info

Publication number: CN215749657U
Application number: CN202121745366.3U
Authority: CN
Inventors: 张立民
Original assignee: Qingdao Jiandeli Tool Co ltd
Current assignee: Qingdao Jiandeli Tool Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-02-08
Anticipated expiration: 2031-07-29

Abstract

The utility model relates to the technical field of cutters, in particular to a combined diamond trimming cutter which comprises a main cutter body, a first blade, a diamond saw blade, sawteeth and a second blade. According to the combined type trimming cutter, the diamond saw blade is connected with the main cutter body through the fixing piece, namely the combined type trimming cutter is arranged, so that the utilization rate of the trimming cutter can be increased, when the cutter has faults such as cutter breakage, abrasion and the like, only a damaged part needs to be replaced, and the whole cutter does not need to be replaced or scrapped, so that the production cost is saved; the axial included angle between the first blade and the main blade axis is increased, so that the smooth finish of the surface of a machined workpiece is improved, and the machining noise can be effectively reduced. Through all setting up first blade and second blade to the diamond material, long service life can practice thrift cutter use cost and reduce the frequency of tool changing dismouting and debugging, improves production efficiency and also be difficult for producing the problem that collapses limit, black limit in the course of working, and machined surface is smooth and level.

Description

Combined diamond trimming knife

Technical Field

The utility model relates to the technical field of cutters, in particular to a combined diamond trimming cutter.

Background

With the continuous improvement of the requirements and the processing precision of wood processing, higher requirements are also put forward on the commonly used trimming knife in the processing process. The traditional trimming knife mostly adopts an integrated alloy welding knife, so that the waste knife rate is high; the hard alloy blade has short service life, and the cutter needs to be frequently replaced, so that the production and use cost is increased, and the processing efficiency is reduced; the hard alloy blade is easy to have the processing quality problems of edge breakage, edge pasting and the like in the processing process of the wood workpiece. In addition, in the production and processing process, the contact area between the blade and the processed workpiece is large, the processed workpiece is easy to blacken, and the phenomenon of unsmooth chip removal exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a combined diamond edge trimming knife to solve the problems in the prior art in the background technology.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a modular diamond deburring sword, including main cutter body, first blade, diamond saw bit, sawtooth and second blade, first blade is fixed to be set up on the lateral wall of main cutter body and is the heliciform along circumference and arranges, be provided with the contained angle between the axis of first blade and main cutter body, set up first chip groove on the main cutter body and set up in the one side that is close to first blade anterior angle, through mounting fixed connection between diamond saw bit and the main cutter body, the sawtooth is fixed to be set up on the diamond saw bit and be provided with a plurality ofly along circumference, the second blade is fixed to be set up on the sawtooth.

On the basis of the technical scheme, the first blade and the second blade are both made of diamond materials.

On the basis of the technical scheme, an included angle between the first blade and the axis of the main blade body is set to be 50-70 degrees.

On the basis of the technical scheme, the rake angle of the second blade is set to be below 15 degrees.

On the basis of the technical scheme, the saw teeth are single-bevel type saw teeth, and the inclination angle between the saw teeth and the axis of the diamond saw blade is set to be 20-30 degrees.

On the basis of the technical scheme, the sawteeth are uniformly arranged on the diamond saw blade in three groups, intervals are arranged among each group, and the second blade is matched with the sawteeth in number.

On the basis of the technical scheme, the outer side wall of the main cutter body is fixedly provided with a mounting seat, and the first blade is fixedly arranged on the main cutter body through the mounting seat.

On the basis of the technical scheme, the first chip discharge groove is an arc-shaped groove.

The technical scheme provided by the utility model has the beneficial effects that:

1. according to the combined type trimming cutter, the diamond saw blade is connected with the main cutter body through the fixing piece, namely the combined type trimming cutter is arranged, so that the utilization rate of the trimming cutter can be increased, when the cutter has faults such as cutter breakage, abrasion and the like, only a damaged part needs to be replaced, and the whole cutter does not need to be replaced or scrapped, so that the production cost is saved; the axial included angle between the first blade and the main blade axis is increased, so that the smooth finish of the surface of a machined workpiece is improved, and the machining noise can be effectively reduced.

2. Through all setting up first blade and second blade to the diamond material, long service life can practice thrift cutter use cost and reduce the frequency of tool changing dismouting and debugging, improves production efficiency and also be difficult for producing the problem that collapses limit, black limit in the course of working, and machined surface is smooth and level.

3. The saw teeth on the diamond saw blade are arranged to be single-inclined, so that wood fibers can be cut off better, the fibers are not prone to edge breakage, a better machined end face is obtained, and the quality of machined products is guaranteed.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a partially exploded view of the present invention;

FIG. 3 is a schematic view of the structure of the main body and the first blade of the present invention;

FIG. 4 is a schematic view of the arrangement of the first blade in the present invention;

FIG. 5 is a schematic view of the construction of a diamond saw blade and a second blade according to the present invention;

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "top", "bottom", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 5, a combined diamond trimming knife includes a main knife body 1, a first blade 2, a diamond saw blade 3, saw teeth 4 and a second blade 5, wherein the first blade 2 is fixedly disposed on the outer side wall of the main knife body 1 and spirally arranged along the circumferential direction, an included angle is formed between the axes of the first blade 2 and the main knife body 1, the main knife body 1 is provided with a first chip discharge groove 6 and is disposed at one side close to the front angle of the first blade 2, the diamond saw blade 3 is fixedly connected with the main knife body 1 through a fixing member 7, the saw teeth 4 are fixedly disposed on the diamond saw blade 3 and are circumferentially disposed in plurality, and the second blade 5 is fixedly disposed on the saw teeth 4. It should be noted that, as shown in fig. 3, the a-plane of the first blade is a front angle thereof.

According to the combined type diamond saw blade, the diamond saw blade 3 is connected with the main cutter body 1 through the fixing piece 7, namely the combined type cutter can be arranged, so that the utilization rate of the trimming cutter can be increased, when the cutter has faults such as cutter breakage, abrasion and the like, only a damaged part needs to be replaced, and the whole cutter does not need to be replaced or scrapped, so that the production cost is saved; the fixing piece 7 can be selected from the existing fixing screws, and the diamond saw blade 3 and the main cutter body 1 can be fixed. By increasing the axial included angle between the first blade 2 and the axis of the main cutter body 1, the smooth finish of the surface of a machined workpiece is improved, and meanwhile, the machining noise can be effectively reduced.

On the basis of the technical scheme, the first blade 2 and the second blade 5 are both made of diamond materials. Through all setting up first blade 2 and second blade 5 to the diamond material, long service life can practice thrift cutter use cost and reduce the frequency of tool changing dismouting and debugging, improves production efficiency and also difficult production in the course of working collapses the problem on limit, black limit, and the machined surface is smooth level and smooth.

On the basis of the technical scheme, an included angle between the first blade 2 and the axis of the main cutter body 1 is set to be 50-70 degrees. By increasing the axial included angle between the first blade 2 and the axis of the main cutter body 1, the contact area between the blade and a machined workpiece can be reduced, the chip removal effect is good, the machined workpiece is not easy to have the machining quality problems of edge breakage, black edge and the like, namely the smoothness of the surface of the machined workpiece is improved, and meanwhile, the machining noise can be effectively reduced.

On the basis of the above technical solution, the rake angle of the second insert 5 is set below 15 °. Note that, as shown in fig. 5, the second insert upper b surface is a rake angle thereof. In the actual use, according to the difference of processing timber, can change the anterior angle of second blade 5 to change the sharpness of blade, make things convenient for processing operation.

On the basis of the technical scheme, the saw teeth 4 are single-bevel type saw teeth, and the inclination angle between the saw teeth 4 and the axis of the diamond saw blade 3 is set to be 20-30 degrees. The saw teeth 4 on the diamond saw blade 3 adopt a single-inclined type, so that the wood fibers can be cut off better, the edges are not easy to break, a better machined end face is obtained, and the quality of a machined product is ensured.

On the basis of the technical scheme, as shown in fig. 5, three groups of saw teeth 4 are uniformly arranged on the diamond saw blade 3, intervals are arranged among each group, and the number of the second blades 5 is matched with that of the saw teeth 4. The spacing is arranged between each group of sawteeth 4, so that the second blades 5 can be prevented from interfering with the first blades 2 on the main cutter body 1, namely, the number of the second blades 5 on the diamond saw blade 3 is increased as much as possible under the condition of no interference, and higher processing requirements can be met.

On the basis of the technical scheme, the outer side wall of the main cutter body 1 is fixedly provided with the mounting seat 8, and the first blade 2 is fixedly arranged on the main cutter body 1 through the mounting seat 8.

On the basis of the technical scheme, the first chip discharge groove 6 is an arc-shaped groove.

Having shown and described the basic principles and essential features of the utility model, it will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the same is thus to be considered as illustrative and not restrictive in character, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a modular diamond deburring sword which characterized in that, includes main cutter body (1), first blade (2), diamond saw blade (3), sawtooth (4) and second blade (5), first blade (2) are fixed to be set up on the lateral wall of main cutter body (1) and are the heliciform along circumference and arrange, be provided with the contained angle between the axis of first blade (2) and main cutter body (1), first chip groove (6) have been seted up on main cutter body (1) and set up in the one side that is close to first blade (2) rake angle, through mounting (7) fixed connection between diamond saw blade (3) and main cutter body (1), sawtooth (4) are fixed to be set up on diamond saw blade (3) and be provided with a plurality ofly along circumference, second blade (5) are fixed to be set up on sawtooth (4).

2. The combined diamond edging knife according to claim 1, characterized in that said first blade (2) and said second blade (5) are made of diamond material.

3. A combined diamond edging knife according to claim 1, characterised in that the angle between the first blade (2) and the axis of the main blade body (1) is set at 50-70 °.

4. A combined diamond edging knife according to claim 1, characterised in that the rake angle of said second blade (5) is set below 15 °.

5. The combined diamond edging knife according to claim 1, characterized in that the saw teeth (4) are arranged as single-bevel saw teeth and the angle of inclination between the saw teeth (4) and the axis of the diamond saw blade (3) is arranged to be 20-30 °.

6. The combined diamond edge trimming knife according to claim 5, characterized in that the saw teeth (4) are evenly arranged in three groups on the diamond saw blade (3) with a space between each group, and the second blade (5) is matched with the number of the saw teeth (4).

7. The combined diamond deburring tool as claimed in claim 1, wherein a mounting seat (8) is fixedly arranged on the outer side wall of the main tool body (1), and the first blade (2) is fixedly arranged on the main tool body (1) through the mounting seat (8).

8. A combined diamond edging knife according to claim 1, characterised in that said first chip groove (6) is provided as an arc-shaped groove.