CN216263531U

CN216263531U - Boring cutter

Info

Publication number: CN216263531U
Application number: CN202122608363.1U
Authority: CN
Inventors: 熊毛生
Original assignee: Ningbo Fuchuang Precision Technology Co ltd
Current assignee: Ningbo Fuchuang Precision Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-12
Anticipated expiration: 2031-10-26

Abstract

The invention provides a boring cutter, which comprises a cutter handle and a boring cutter head, wherein the cutter handle is provided with a base for mounting the boring cutter head, and the boring cutter head can slide on the base by arranging a first sliding groove on the base, so that the position adjustment of the boring cutter head is realized, and the processing requirements of different sizes are met; the boring cutter head is detachably connected with the base by arranging the threaded hole on the base for mounting a screw; the first sliding groove through the base is wavy, the second sliding groove completely attached to the first sliding groove is formed in the bottom of the boring cutter head, the contact area between the base and the boring cutter head is increased, the friction force between the base and the boring cutter head is increased, and the tightness between the boring cutter head and the base is better. The boring cutter provided by the application has the advantages of being simple in structure, convenient to install and disassemble, low in production cost, good in stability, high in machining precision, capable of meeting machining requirements of different sizes and the like.

Description

Boring cutter

Technical Field

The disclosure relates to the technical field of machining, in particular to a boring cutter.

Background

The boring cutter is a hole machining cutter, generally a round handle, a square cutter rod used for a larger workpiece is generally found in a vertical lathe, the most common occasions are inner hole machining, hole expanding, profiling and the like, the boring cutter is provided with one or two cutting parts, and the boring cutter is a cutter specially used for performing rough machining, semi-finish machining or finish machining on an existing hole. In addition, the boring cutter can be used for processing inner holes and end face outer circles.

At present, some related technical schemes for processing an outer circle by using a boring cutter exist in the prior art, for example, the publication number is as follows: the utility model discloses a CN 213916172U's utility model discloses an adjustable excircle cutting ferrule to specifically disclose this adjustable excircle cutting ferrule and include boring cutter crossbeam, handle of a knife, a plurality of boring cutter bases and set up the fixed plate on the boring cutter base, the handle of a knife is installed on the boring cutter crossbeam, is provided with a plurality of screw holes that run through the boring cutter crossbeam on the fixed plate, and the handle of a knife passes through the bolt and installs on the boring cutter crossbeam. This openly can be according to product excircle size groove in advance through the fixed plate that sets up in boring cutter crossbeam bottom, through the position that moves the boring cutter base on the fixed plate, realize processing the product of different excircle sizes, conveniently remodel quick adjustment boring cutter size, improve machining efficiency. But the adjustable excircle cutting tool has the problems of complex structure, inconvenient use and the like.

For example, the publication number is: the invention of CN101811200A discloses a sleeve boring cutter, and specifically discloses that the sleeve boring cutter comprises a cutter body, a fine adjustment boring cutter head, and a boring cutter blade, wherein the boring cutter blade is mounted on the fine adjustment boring cutter head, the cutter body comprises an integrally formed connecting rod and a supporting part, the end surface of the connecting rod is waist-shaped, the waist-shaped connecting rod has two surfaces and two end parts, and a supporting part for mounting the fine adjustment boring cutter head is arranged at the end part of one surface. The sleeve boring cutter in the technical scheme has the problems of inconvenient use, undetachable cutter head, complex structure and the like.

From the content disclosed in the prior art, the boring cutter actually used at present has the problems of complex structure, inconvenience in installation and use, incapability of meeting various use requirements and the like.

SUMMERY OF THE UTILITY MODEL

The detachable boring tool has the advantages of being simple in structure, convenient to use, low in manufacturing cost, high in machining precision and the like.

One of the concepts of the present disclosure is to provide a boring tool, which includes a tool shank and a boring tool bit, wherein the boring tool bit is installed on the tool shank, the boring tool bit is detachably connected with the tool shank, and the installation and the use are convenient.

Furthermore, another design of the present disclosure is that a base is disposed on the tool holder and used for mounting a boring tool bit, a first slide rail is disposed on the base, a second slide rail adapted to the first slide rail is disposed at the bottom of the boring tool bit, and the boring tool bit slides on the base through the cooperation of the first slide rail and the second slide rail, so that the boring tool bit can be adjusted in position on the base, thereby satisfying more use requirements, and having simple structure and convenient use.

Furthermore, another concept of the present disclosure is that the first slide rail and the second slide rail are wavy, which greatly increases the contact area, so that the friction between the bottom of the boring cutter head and the base is increased, and the stability of the boring cutter head on the base is further improved.

Furthermore, another idea of the present disclosure is that a positioning hole is provided on the base, the boring tool bit is provided with a positioning slot adapted to the positioning hole, the boring tool bit is fixed on the base through the positioning slot and the positioning hole in a matching manner, and the boring tool bit performs position fine adjustment on the base through the positioning slot, the positioning slot and the positioning hole have simple structure, convenient use and good stability.

Furthermore, another idea of the present disclosure is that the positioning hole is a threaded structure, and the boring cutter head and the base are fixed by screws, so that the cost is low, the installation and the disassembly are convenient, and the use convenience is greatly improved.

Furthermore, another design of the present disclosure is that the positioning slot is provided with a fixing portion for placing a nut, so that the screw tightly pushes the boring head on the base through the fixing portion, thereby providing better stability and convenient use.

The invention provides a boring cutter, which particularly comprises a cutter handle and a boring cutter head, wherein the boring cutter head is arranged on the cutter handle, the boring cutter head is used for mounting a blade, and the boring cutter head is detachably connected with the cutter handle;

the base is used for installing and fixing a boring cutter head, the base is provided with a first sliding groove, and the boring cutter head slides on the base through the first sliding groove.

In the in-service use process, because the machining size requirement is different, consequently often need adjust the position of boring cutter head, this technical scheme is through setting up first spout for boring cutter head can slide adjusting position on the base, has improved the use convenience greatly.

In some embodiments, the base is provided with a locating hole provided with a threaded formation for mounting a screw to secure a boring head.

According to the technical scheme, the positioning hole of the threaded structure is formed in the base, the boring cutter head is fixed on the positioning hole through the mounting screw, the cost is low, the stability is good, and the mounting and dismounting of the screw are convenient. On the other hand, fix the boring cutter head on the base among the prior art, the boring cutter head is mostly undetachable, and in the long-term use, the boring cutter head has wearing and tearing, and this technical scheme can realize the dismantlement of boring cutter head through dismantling the screw, has improved the use convenience greatly.

In some embodiments, the boring head is provided with positioning grooves adapted to the positioning holes, the positioning grooves are used for installing screws, and the positioning grooves enable the boring head to fix different positions on the base.

Furthermore, the positioning groove is provided with a fixing part, the fixing part is used for placing a nut of a screw, and the screw tightly pushes the boring cutter head on the base through the nut and the fixing part.

This technical scheme is through setting up the constant head tank with the locating hole adaptation for behind the boring cutter head adjusting position on the base, realize fixedly in the constant head tank through the mounting screw, and, set up the fixed part with the nut adaptation in the constant head tank, make the contact of screw and constant head tank more abundant, through nut and fixed part with the tight base in boring cutter head top, improved fastening performance greatly, prevent that the boring cutter head from taking place the skew at operating condition.

In some embodiments, the first sliding groove is wavy, and a second sliding groove is arranged at the bottom of the boring cutter head and is just attached to the first sliding groove.

According to the technical scheme, the first sliding groove is wavy, the second sliding groove is formed in the bottom of the boring tool bit and attached to the first sliding groove, the boring tool bit can slide on the base, the wavy sliding groove enables the contact area between the boring tool bit and the base to be larger, friction force is larger, the boring tool bit is fixed on the base more stably, and machining precision is greatly improved.

In some embodiments, the number of positioning holes is at least two.

This technical scheme is through setting up two at least locating holes for two at least boring tool bits of installation improve machining efficiency greatly.

In some embodiments, the blade is removably mounted with the boring head.

This technical scheme is through setting up blade and boring tool bit demountable installation for the blade produces the wearing and tearing back in the use, is convenient for change.

The boring cutter comprises a cutter handle and a boring cutter head, wherein the cutter handle is provided with a base for mounting the boring cutter head, and the boring cutter head can slide on the base by arranging a first sliding groove on the base, so that the position adjustment of the boring cutter head is realized, and the processing requirements of different sizes are met; the base is provided with a threaded hole for mounting a screw, so that the boring cutter head is detachably connected with the base. The bolt has simple structure, low cost and convenient assembly and disassembly, the boring cutter head is more convenient to disassemble and use, the boring cutter head is provided with the positioning groove, and when the position of the boring cutter head on the base is changed, the fixing of different positions is realized through the positioning groove; the positioning groove is provided with the fixing part for arranging the nut, so that the contact area of the screw and the positioning groove is increased, the stress surface of the positioning groove is further increased, and the screw fastening performance is better; the first sliding groove through the base is wavy, the second sliding groove completely attached to the first sliding groove is formed in the bottom of the boring cutter head, the contact area between the base and the boring cutter head is increased, the friction force between the base and the boring cutter head is increased, and the tightness between the boring cutter head and the base is better.

The boring cutter provided by the application has the advantages of being simple in structure, convenient to install and disassemble, low in production cost, good in stability, high in machining precision, capable of meeting machining requirements of different sizes and the like.

Drawings

The present disclosure will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the present disclosure. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

FIG. 1: the structure of the boring cutter provided by the present disclosure is schematically viewed from the front;

FIG. 2: the structure schematic diagram of the tool holder of the boring tool provided by the disclosure;

FIG. 3: FIG. 2 is a schematic top view of the present disclosure;

FIG. 4: cross-sectional view in the direction of a-a in fig. 3 of the present disclosure;

FIG. 5: the boring cutter head of the boring cutter provided by the disclosure is schematically structured;

FIG. 6: FIG. 5 is a schematic bottom view of the present disclosure;

FIG. 7: the present disclosure is shown in cross-section in the direction B-B in fig. 6.

Wherein, 1, a knife handle; 2. a boring cutter head; 3. a blade; 4. a base; 5. a first chute; 6. positioning holes; 7. a thread structure; 8. positioning a groove; 9. a fixed part; 10. a second runner.

Detailed Description

The present disclosure will be described in detail below with reference to fig. 1 to 7.

In order to make the objects, technical solutions and advantages of the present disclosure more clearly understood, the present disclosure is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the disclosure and are not intended to limit the disclosure.

Fig. 1 and 4 are a specific embodiment of the present disclosure, which is described in detail as follows:

the embodiment provides a boring cutter which specifically comprises a cutter handle 1 and a boring cutter head 2, wherein the boring cutter head 2 is arranged on the cutter handle 1, the boring cutter head 2 is used for installing a blade 3, and the boring cutter head 2 is detachably connected with the cutter handle 1;

wherein, handle of a knife 1 is provided with base 4, and base 4 is used for the fixed boring cutter head 2 of installation, and base 4 is provided with first spout 5, and boring cutter head 2 slides on base 4 through first spout 5 for boring cutter head 2 can slide adjusting position on base 4, has improved the use convenience greatly.

Further, the base 4 is provided with a positioning hole 6, the positioning hole 6 is provided with a thread structure 7, the positioning hole 6 is used for installing a screw to fix the boring cutter head 2, the cost is low, the stability is good, the screw is convenient to install and detach, the boring cutter head 2 can be detached through detaching the screw, and the use convenience is greatly improved.

Based on the foregoing embodiments, the present disclosure provides a specific embodiment as shown in fig. 1 to 7, as follows:

the embodiment provides a boring cutter based on the previous embodiment, wherein the boring cutter head 2 is provided with a positioning groove 8 matched with the positioning hole 6, the positioning groove 8 is used for installing a screw, and the positioning groove 8 enables the boring cutter head 2 to be fixed on the base 4 at different positions.

Further, constant head tank 8 is provided with fixed part 9, and fixed part 9 is used for placing the nut of screw, and the screw passes through the nut and tightly pushes up boring tool bit 2 on base 4 with fixed part 9 for the contact of screw and constant head tank 8 is more abundant, tightly pushes up boring tool bit 2 on base 4 through nut and fixed part 9, has improved fastening performance greatly, prevents that boring tool bit 2 from taking place the skew at operating condition.

the embodiment provides a boring cutter based on aforementioned embodiment, wherein, first spout 5 is wavy, and boring cutter head 2 bottom is provided with second spout 10, and second spout 10 laminates with first spout 5 just for boring cutter head 2 can realize sliding on base 4, and wavy spout makes area of contact between boring cutter head 2 and the base 4 bigger, and then makes frictional force bigger, and boring cutter head 2 fixes more stably on base 4, has improved machining precision greatly.

Furthermore, at least two positioning holes 6 are used for installing at least two boring cutter heads 2, so that the machining efficiency is greatly improved; the blade 3 and the boring head 2 are detachably mounted, so that the blade 3 is convenient to replace after being worn in the using process.

The boring cutter comprises a cutter handle 1 and a boring cutter head 2, wherein the cutter handle 1 is provided with a base 4 for mounting the boring cutter head 2, and the boring cutter head 2 can slide on the base 4 by arranging a first sliding groove 5 on the base 4, so that the position adjustment of the boring cutter head 2 is realized, and the processing requirements of different sizes are met; the boring cutter head 2 is detachably connected with the base 4 by arranging a threaded hole on the base 4 for installing a screw. The screw has simple structure, low cost and convenient assembly and disassembly, the boring cutter head 2 is more convenient to disassemble and use, the positioning groove 8 is arranged on the boring cutter head 2, and when the position of the boring cutter head 2 on the base 4 is changed, the different positions are fixed through the positioning groove 8; the fixing part 9 is arranged on the positioning groove 8 and used for arranging a nut, so that the contact area between the screw and the positioning groove 8 is increased, the stress surface of the positioning groove 8 is further increased, and the screw fastening performance is better; the first sliding groove 5 arranged on the base 4 is wavy, the second sliding groove 10 completely attached to the first sliding groove 5 is arranged at the bottom of the boring cutter head 2, the contact area between the base 4 and the boring cutter head 2 is increased, the friction force between the base 4 and the boring cutter head is increased, and the tightness between the boring cutter head 2 and the base 4 is better.

The present disclosure has been described in detail above, and the principles and embodiments of the present disclosure have been explained herein using specific examples, which are provided only to assist understanding of the present disclosure and the core concepts. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present disclosure without departing from the principle of the present disclosure, and such improvements and modifications also fall within the scope of the claims of the present disclosure.

Claims

1. The boring cutter is characterized by comprising a cutter handle and a boring cutter head, wherein the boring cutter head is arranged on the cutter handle and is used for mounting a blade, and the boring cutter head is detachably connected with the cutter handle;

2. The boring tool as claimed in claim 1 wherein the base is provided with locating holes provided with a screw thread formation for receiving screws for securing a boring head.

3. The boring tool as claimed in claim 2, wherein the boring head is provided with locating grooves adapted to the locating holes for receiving screws, the locating grooves enabling the boring head to be fixed in different positions on the base.

4. The boring tool as claimed in claim 3, wherein the positioning slot is provided with a fixing portion for receiving a nut of a screw for pressing the boring head against the base via the nut and the fixing portion.

5. The boring cutter as claimed in claim 1, wherein the first sliding groove is wavy, and the bottom of the boring cutter head is provided with a second sliding groove which is just attached to the first sliding groove.

6. The boring tool as claimed in claim 2 wherein there are at least two of said locating holes.

7. The boring tool of claim 1, wherein the insert is removably mounted to the boring head.