CN213531064U

CN213531064U - Saw blade

Info

Publication number: CN213531064U
Application number: CN202021663402.7U
Authority: CN
Inventors: 蔡蕴喜
Original assignee: Zhongshan Hexin Precision Metal Co ltd
Current assignee: Zhongshan Hexin Precision Metal Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-06-25
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a saw bit, including the saw bit body, the edge evenly distributed of saw bit body has the toothholder that a plurality of shape size is the same, and the toothholder is used for fixed tool bit, and welded connection is passed through with the upper surface of toothholder to the tool bit, is equipped with soldering lug, solder flux between the upper surface of tool bit and toothholder, is equipped with the recess on the tool bit for the increase of the flow area of soldering lug, solder flux that melt when making the welding between tool bit and toothholder increases welding strength, promotes the security that the saw bit used. The utility model discloses can make soldering lug, the flow area increase of solder flux that melts when welding between tool bit and toothholder to realize effectively fixedly with the tool bit, the security performance is higher.

Description

Saw blade

Technical Field

The utility model relates to a saw bit technique especially relates to the saw bit.

Background

The saw blade has high rotating speed in the machining and cutting operation. Because of the fast speed of rotation, can take place the phenomenon that the tool bit bullet flies out when the tool bit contacts with the cutting object, its reason is, the flow area of silver-baking is less when the tool bit welds on the toothholder, leads to silver-baking too unsatisfied, can not effectively fix the tool bit for the security performance is lower.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a saw blade, the flow area of soldering lug, solder flux that can make melt when welding between tool bit and toothholder increases to realize effective fixed, the security performance is higher with the tool bit.

The purpose of the utility model is realized by adopting the following technical scheme:

the saw bit, including the saw bit body, the marginal evenly distributed of saw bit body has the toothholder that a plurality of shape size is the same, the toothholder is used for fixed tool bit, welded connection is passed through with the upper surface of toothholder to the tool bit, be equipped with soldering lug, solder flux between the upper surface of tool bit and toothholder, be equipped with the recess on the tool bit for soldering lug, the solder flux that melts when making the welding are in flow area increase between tool bit and the toothholder.

Further, the number of the grooves is a plurality of and the grooves are located on one side of the cutter head.

Further, the toothholder is arranged around the circumference direction of the saw blade body.

Furthermore, the tooth profile structure of the cutter head is a left tooth, a right tooth and a flat tooth.

Further, the tool bit is made of tungsten steel.

Furthermore, the saw blade body is made of a steel plate material.

Furthermore, a plurality of heat dissipation grooves are formed in the position, close to the tooth holder, of the saw blade body.

Furthermore, the center of saw bit body is equipped with the mounting hole, the excircle position of mounting hole is equipped with many amortization lines.

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

the utility model discloses a saw bit, the upper surface connection of tool bit and toothholder, add soldering lug, the solder flux on the tool bit, the effect of soldering lug, the solder flux is through high temperature melting and toothholder welding, be equipped with the recess on the tool bit, the soldering lug, the solder flux melts and irons for silver, and like this, can increase the flow area that silver irons between tool bit and toothholder, the upper surface silver that makes tool bit and toothholder is burnt fully, reinforcing welding strength, thereby can effectively fix the tool bit, the condition that the tool bit bullet fled out when avoiding the saw bit cutting, and the security performance is higher.

Drawings

FIG. 1 is a front view of a saw blade according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

FIG. 3 is a schematic top view of a saw blade according to an embodiment of the present invention;

FIG. 4 is a schematic side view of a saw blade according to an embodiment of the present invention;

in the figure: 1. a saw blade body; 2. a tooth holder; 3. a cutter head; 4. a groove; 5. a silencing line; 6. mounting holes; 7. a heat dissipation channel.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The saw blade shown in fig. 1-4 comprises a gear-shaped saw blade body 1, wherein a plurality of tooth holders 2 with the same shape and size are uniformly distributed on the edge of the saw blade body 1, the tooth holders 2 are used for fixing a cutter head 3, the cutter head 3 is connected with the upper surface of the tooth holders 2 in a welding manner, a soldering lug and a soldering flux are arranged between the cutter head 3 and the upper surface of the tooth holders 2, and a groove 4 is formed in the cutter head 3 and used for increasing the flowing area of the soldering lug and the soldering flux which are melted during welding between the cutter head 3 and the tooth holders 2.

In this embodiment, the upper surface of tool bit 3 and toothholder 2 is connected, add the soldering lug on tool bit 3, the solder flux, the soldering lug, the effect of solder flux is through high-temperature melting and the welding of toothholder 2, be equipped with recess 4 on the tool bit 3, the soldering lug, the solder flux melts and irons for silver, and like this, can increase the flow area that silver irons between tool bit 3 and toothholder 2, the upper surface silver that makes tool bit 3 and toothholder 2 irons too fully, reinforcing weld strength, thereby can effectively fix tool bit 3, the condition that tool bit 3 bounced out when avoiding the saw bit cutting, the security performance is higher.

As a preferred embodiment in this embodiment, the number of the grooves 4 is several, and they are all located on one side of the blade head 3 close to the blade body 1.

Specifically, the blade body 1 is a circular saw blade, and the toothholders 2 are arranged around the circumferential direction of the blade body 1.

It should be noted that, as shown in fig. 3, the tooth profile of the cutter head 3 is flat on the left and right sides, and 5 tooth sets are provided.

In a preferred embodiment, the cutting head 3 is made of tungsten steel.

It should be noted that the saw blade body 1 is made of a steel plate material.

It should be noted that, 4 heat dissipation grooves 7 are disposed on the saw blade body 1 near the tooth holder 2, but not limited thereto. Therefore, the saw blade can play a role in noise reduction and heat dissipation in the high-speed running process.

Preferably, the center of the saw blade body 1 is provided with a mounting hole 6, the mounting hole 6 can facilitate the mounting and fixing of the saw blade body 1, and the outer circle position of the mounting hole 6 is provided with 4 sound deadening lines 5, but not limited thereto. The arrangement can further play a role in silencing the saw blade in the high-speed operation process, and also can play a role in heat extraction and steel plate deformation prevention.

During the use, spot welder can realize inspection tool bit 3, conveying tool bit 3, adds soldering lug, solder flux on the tool bit 3 and conveys 2 departments of toothholder, and spot welder high-temperature heating soldering lug, solder flux melt, like this, enable to realize welded connection between tool bit 3 and the toothholder 2 to can be effectively fixed tool bit 3, the condition that tool bit 3 bounced out when can avoiding the saw bit cutting, make the security performance higher.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. Saw bit, including the saw bit body, the marginal evenly distributed of saw bit body has the same toothholder of a plurality of shape size, its characterized in that: the toothholder is used for fixing the tool bit, welded connection is passed through with the upper surface of toothholder to the tool bit, be equipped with soldering lug, solder flux between the upper surface of tool bit and toothholder, be equipped with the recess on the tool bit for soldering lug, the solder flux that melts when making the welding are in flow area increase between tool bit and the toothholder.

2. The saw blade of claim 1, wherein: the quantity of recess is a plurality of, all is located one side of tool bit.

3. The saw blade of claim 1, wherein: the tooth holder is arranged around the circumferential direction of the saw blade body.

4. A saw blade as defined in any one of claims 1 to 3, wherein: the tooth profile structure of the cutter head is a left tooth, a right tooth and a flat tooth.

5. The saw blade of claim 1, wherein: the tool bit is made of tungsten steel.

6. The saw blade of claim 1, wherein: the saw blade body is made of steel plates.

7. The saw blade of claim 1, wherein: a plurality of heat dissipation grooves are formed in the position, close to the tooth holder, of the saw blade body.

8. A saw blade as defined in claim 1 or 7, wherein: the center of saw bit body is equipped with the mounting hole, the excircle position of mounting hole is equipped with many amortization lines.