CN201799668U - Hole saw with three teeth - Google Patents

Hole saw with three teeth Download PDF

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Publication number
CN201799668U
CN201799668U CN201020538899XU CN201020538899U CN201799668U CN 201799668 U CN201799668 U CN 201799668U CN 201020538899X U CN201020538899X U CN 201020538899XU CN 201020538899 U CN201020538899 U CN 201020538899U CN 201799668 U CN201799668 U CN 201799668U
Authority
CN
China
Prior art keywords
saw
saw body
elongated slot
hole saw
perforations
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201020538899XU
Other languages
Chinese (zh)
Inventor
袁庆忠
虞利平
俞锡川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG RONGDA TOOLS CO Ltd
Original Assignee
ZHEJIANG RONGDA TOOLS CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHEJIANG RONGDA TOOLS CO Ltd filed Critical ZHEJIANG RONGDA TOOLS CO Ltd
Priority to CN201020538899XU priority Critical patent/CN201799668U/en
Application granted granted Critical
Publication of CN201799668U publication Critical patent/CN201799668U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a hole saw, in particular to a hole saw with three teeth. The hole saw with three teeth comprises a saw body, wherein a long groove and two short grooves are uniformly distributed on the side wall of the saw body; the inlet ends of the long groove and the short grooves are respectively provided with a hard alloy cutter bit; and the bottom of the saw body is provided with holes of the hole saw. The hole saw with three teeth has the advantages that the structure is simple, the operation is convenient, and the using efficiency is high.

Description

Three perforations saw
Technical field
The utility model is a kind of hole saw, particularly a kind of three perforations easy to use saw simple in structure.
Background technology
Hole saw structure of the prior art is relatively complicated, and assembling complexity relatively, and effect is not high when operating simultaneously.
Summary of the invention
Utility model mainly is to solve the deficiencies in the prior art, and a kind of three easy to operate perforations saw is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of three perforations saw, comprise the saw body, be evenly distributed with an elongated slot and two short grooves on the sidewall of described saw body, described elongated slot and short groove are even shape and are distributed on the saw body, elongated slot and short groove arrival end are respectively equipped with carbide bit, and the bottom of described saw body is provided with the hole saw hole.Three perforations saw is simple in structure, and is easy to assembly during operation, and the service efficiency height.
As preferably, the top of described saw body is provided with arc groove, and described arc groove is connected with carbide bit.
As preferably, described saw body is a hard alloy steel.
As preferably, the end of described elongated slot and short groove is a semicircle shape.
Therefore, the three perforations saw that the utility model provides, simple in structure, easy to operate, the service efficiency height.
Description of drawings
Fig. 1 is a sectional structure schematic diagram of the present utility model;
Fig. 2 is a side-looking structural representation of the present utility model.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: as depicted in figs. 1 and 2, a kind of three perforations saw, comprise saw body 1, be evenly distributed with an elongated slot 2 and two short grooves 3 on the sidewall of described saw body 1, described elongated slot 2 and short groove 3 are even shape and are distributed on the saw body, elongated slot 2 and short groove 3 arrival ends are respectively equipped with carbide bit 4, the bottom of described saw body 1 is provided with hole saw hole 5, the top of described saw body 1 is provided with arc groove 6, described arc groove 6 is connected with carbide bit 4, described saw body 1 is a hard alloy steel, and the end of described elongated slot 2 and short groove 3 is a semicircle shape.

Claims (4)

1. a perforation is sawed, it is characterized in that: comprise saw body (1), be evenly distributed with an elongated slot (2) and two short grooves (3) on the sidewall of described saw body (1), described elongated slot (2) and short groove (3) are even shape and are distributed on the saw body, elongated slot (2) and short groove (3) arrival end are respectively equipped with carbide bit (4), and the bottom of described saw body (1) is provided with hole saw hole (5).
2. three perforations saw according to claim 1, it is characterized in that: the top of described saw body (1) is provided with arc groove (6), and described arc groove (6) is connected with carbide bit (4).
3. three perforations saw according to claim 1 and 2, it is characterized in that: described saw body (1) is a hard alloy steel.
4. three perforations saw according to claim 1 and 2 is characterized in that: the end of described elongated slot (2) and short groove (3) is a semicircle shape.
CN201020538899XU 2010-09-25 2010-09-25 Hole saw with three teeth Expired - Fee Related CN201799668U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020538899XU CN201799668U (en) 2010-09-25 2010-09-25 Hole saw with three teeth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020538899XU CN201799668U (en) 2010-09-25 2010-09-25 Hole saw with three teeth

Publications (1)

Publication Number Publication Date
CN201799668U true CN201799668U (en) 2011-04-20

Family

ID=43869186

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201020538899XU Expired - Fee Related CN201799668U (en) 2010-09-25 2010-09-25 Hole saw with three teeth

Country Status (1)

Country Link
CN (1) CN201799668U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9579732B2 (en) 2012-07-18 2017-02-28 Milwaukee Electric Tool Corporation Hole saw
US11148212B2 (en) 2018-07-10 2021-10-19 Milwaukee Electric Tool Corporation Hole saw with hex sidewall holes
USD958855S1 (en) 2019-12-09 2022-07-26 Milwaukee Electric Tool Corporation Hole saw

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9579732B2 (en) 2012-07-18 2017-02-28 Milwaukee Electric Tool Corporation Hole saw
US10086445B2 (en) 2012-07-18 2018-10-02 Milwaukee Electric Tool Corporation Hole saw
US10751811B2 (en) 2012-07-18 2020-08-25 Milwaukee Electric Tool Corporation Hole saw
USRE48513E1 (en) 2012-07-18 2021-04-13 Milwaukee Electric Tool Corporation Hole saw
US11084107B2 (en) 2012-07-18 2021-08-10 Milwaukee Electric Tool Corporation Hole saw
US11084108B2 (en) 2012-07-18 2021-08-10 Milwaukee Electric Tool Corporation Hole saw
US11745273B2 (en) 2012-07-18 2023-09-05 Milwaukee Electric Tool Corporation Hole saw
US11148212B2 (en) 2018-07-10 2021-10-19 Milwaukee Electric Tool Corporation Hole saw with hex sidewall holes
USD958855S1 (en) 2019-12-09 2022-07-26 Milwaukee Electric Tool Corporation Hole saw

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110420

Termination date: 20140925

EXPY Termination of patent right or utility model