CN216758194U

CN216758194U - High-precision boring cutter

Info

Publication number: CN216758194U
Application number: CN202122765049.4U
Authority: CN
Inventors: ***
Original assignee: Wuxi Suoqi Equipment Manufacturing Co ltd
Current assignee: Wuxi Suoqi Equipment Manufacturing Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-06-17
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a high-precision boring cutter, which comprises a cutter handle and a plurality of boring cutter components matched with the cutter handle for use, wherein each boring cutter component comprises a cutter holder and a fine boring cutter blade arranged on the cutter holder, the structures of the cutter holders are the same, the sizes of the fine boring cutter blades are sequentially reduced, each cutter holder is provided with an installation opening, the inner wall of each installation opening is annularly provided with a plurality of arc-shaped installation grooves, the width of each arc-shaped installation groove is sequentially increased from left to right, the outer wall of the cutter handle is annularly provided with a plurality of arc-shaped installation blocks, the width of each arc-shaped installation block is sequentially increased from left to right, each arc-shaped installation block can be clamped into the arc-shaped installation groove, the utility model aims to provide a high-precision boring cutter, the structure is simple, the boring cutter is suitable for processing of a plurality of holes with different diameters, the fine boring cutter blades are convenient to assemble, and the assembled fine boring cutter blades have stable structures, looseness or offset cannot occur, and processing deviation of holes is avoided.

Description

High-precision boring cutter

Technical Field

The utility model relates to the technical field of boring cutters, in particular to a high-precision boring cutter.

Background

The boring cutter is one kind of boring cutter, is an important cutter indispensable in precision hole machining, is mainly used for inner hole machining, reaming, profiling and the like, has one or two cutting parts, and is a cutter specially used for performing rough machining, semi-finishing or finishing on the existing hole. When a plurality of holes with different diameters are machined by the traditional boring cutter, the blades with larger or smaller diameters need to be replaced according to the diameters of the holes, and the blades are difficult to control in the processes of adjustment and replacement, so that the machining deviation of the holes is easily caused. When a plurality of holes with different diameters are machined by the traditional boring cutter, a blade with a larger or smaller diameter needs to be replaced according to the diameter of the hole, the blade is difficult to control in the adjusting and just replacing processes, and machining deviation of the hole is easily caused, so that the problem to be solved is the high-precision boring cutter.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a high-precision boring cutter which is simple in structure and suitable for machining a plurality of holes with different diameters, the fine boring cutter blade is convenient to assemble, the assembled fine boring cutter blade is stable in structure and cannot be loosened or offset, and machining deviation of the holes is avoided.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a high accuracy boring cutter, including the handle of a knife, still include a plurality of boring cutter subassemblies that use with the handle of a knife cooperation, every boring cutter subassembly all includes the blade holder and sets up the structure homogeneous phase of fine boring blade and a plurality of blade holders on the blade holder, the size of a plurality of fine boring blades reduces in proper order, all be provided with the installing opening on every blade holder, the width that all the ring shape was provided with a plurality of arc mounting grooves and every arc mounting groove on every installing opening's the inner wall all increases from a left side to the right side in proper order, the width that the ring shape was provided with a plurality of arc installation pieces and every arc installation piece on the outer wall of handle of a knife all increases from a left side to the right side in proper order, every arc installation piece homoenergetic card is gone into the arc mounting groove.

The high-precision boring cutter has the advantages that the cutter handle is matched with the boring cutter assemblies for use, the cutter holders are identical in structure, the sizes of the fine boring blades are sequentially reduced, and the high-precision boring cutter is suitable for machining holes with different diameters. According to the size of the hole diameter, a boring cutter assembly (namely a cutter holder and a corresponding fine boring blade) is correspondingly selected, the arc-shaped mounting block on the cutter handle is screwed into the arc-shaped mounting groove of the cutter holder from right to left, so that the arc-shaped mounting block is clamped in the arc-shaped mounting groove, and the assembly is completed. The fine boring blade is convenient to assemble, the assembled fine boring blade is stable in structure, the phenomenon of looseness or deviation cannot occur, and machining deviation of holes is avoided. The high-precision boring cutter with the structure is simple in structure, is suitable for machining of holes with different diameters, and the fine boring cutter blade is convenient to assemble, stable in structure, free of looseness or deviation and free of machining deviation of the holes.

The utility model is further improved in that the left end of each arc-shaped mounting groove is provided with an inclined opening, the left end of each arc-shaped mounting block is provided with a flexible clamping block, and each flexible clamping block can be clamped into the inclined opening. The arrangement of the inclined opening and the flexible clamping block further enables the knife handle to be stably connected with any knife holder.

As a further improvement of the utility model, each inclined opening and arc-shaped mounting block is of a structure with a narrow left part and a wide right part.

The tool holder further comprises a plurality of bolts, a second screw hole is formed in the tool holder, a first screw hole is formed in each tool apron, and each bolt can penetrate through the first screw hole and the second screw hole and then is locked on the tool holder and any tool apron through nuts. After the cutter handle and the boring cutter assembly are assembled, the cutter handle and the boring cutter assembly can be further stably connected through the bolt.

As a further improvement of the utility model, a rubber ring is arranged in each arc-shaped mounting groove. The arrangement of the rubber ring further enables the cutter handle and the boring cutter assembly to be stably connected.

The utility model is further improved in that the knife handle comprises a base and a convex seat which are integrally formed, the size and the dimension of the convex seat are smaller than those of the mounting opening, and the plurality of arc-shaped mounting blocks are arranged on the outer wall of the convex seat. The size of protruding seat, size slightly are less than installation opening's size, and arc installation piece can be from right side to left screw in arc mounting groove and make arc installation piece chucking in the arc mounting groove.

As a further improvement of the utility model, the base is provided with a clamping groove, a positioning hole and a cutting fluid channel. The clamping grooving and the positioning hole on the base facilitate the installation on the perforating machine. The cutting fluid passage facilitates the passage of cooling fluid during hole machining operations.

As a further improvement of the utility model, each tool apron is integrally formed with the turning of the fine boring blade. Every blade holder all with the turning integrated into one piece of fine boring blade, a plurality of blade holders's the same, a plurality of fine boring blade's size reduces in proper order of structure. The method is suitable for machining a plurality of holes with different diameters.

Drawings

FIG. 1 is a sectional view of the present embodiment;

FIG. 2 is a cross-sectional view of the tool shank of the present embodiment;

FIG. 3 is a cross-sectional view of a boring tool assembly according to this embodiment.

In the figure:

1. a knife handle; 2. a tool apron; 3. finely boring the blade; 4. an installation opening; 5. an arc-shaped mounting groove; 6. an arc-shaped mounting block; 7. a bolt; 8. a base; 9. a boss base; 10. a second screw hole; 11. a first screw hole; 12. clamping and slotting; 13. and (7) positioning the holes.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to the attached drawings 1-3, the high-precision boring cutter comprises a cutter handle 1 and a plurality of boring cutter assemblies matched with the cutter handle 1 for use, each boring cutter assembly comprises a cutter holder 2 and a fine boring blade 3 arranged on the cutter holder 2, the structures of the cutter holders 2 are the same, the sizes of the fine boring blades 3 are reduced in sequence, an installation opening 4 is formed in each cutter holder 2, a plurality of arc-shaped installation grooves 5 are annularly formed in the inner wall of each installation opening 4, the width of each arc-shaped installation groove 5 is sequentially increased from left to right, a plurality of arc-shaped installation blocks 6 are annularly arranged on the outer wall of the cutter handle 1, the width of each arc-shaped installation block 6 is sequentially increased from left to right, and each arc-shaped installation block 6 can be clamped into the arc-shaped installation groove 5.

In the implementation process of the embodiment, the cutter handle 1 is matched with a plurality of boring cutter assemblies for use, the cutter holders 2 are identical in structure, and the fine boring blades 3 are sequentially reduced in size, so that the fine boring cutter is suitable for hole machining operation with different diameters. According to the size of the hole diameter, a boring cutter assembly (namely a cutter holder 2 and a corresponding fine boring blade 3) is correspondingly selected, the arc-shaped mounting block 6 on the cutter handle 1 is screwed into the arc-shaped mounting groove 5 of the cutter holder 2 from right to left, so that the arc-shaped mounting block 6 is clamped in the arc-shaped mounting groove 5, and the assembly is completed. The fine boring blade 3 is convenient to assemble, the assembled fine boring blade 3 is stable in structure, the phenomenon of looseness or deviation cannot occur, and machining deviation of holes is avoided. The high-precision boring cutter with the structure is simple in structure, is suitable for hole machining operation with different diameters, and the fine boring blade 3 is convenient to assemble, the assembled fine boring blade 3 is stable in structure, looseness or deviation cannot occur, and machining deviation of holes is avoided.

The left end of every arc mounting groove 5 of this embodiment all is provided with the slope opening, and the left end of every arc installation piece 6 all is provided with flexible fixture block, and every flexible fixture block homoenergetic card is gone into there is the slope opening. The arrangement of the inclined opening and the flexible clamping block further enables the knife handle 1 to be stably connected with any one knife holder 2.

Each inclined opening and arc-shaped mounting block 6 of the present embodiment is a structure with a narrow left part and a wide right part.

The embodiment further comprises a plurality of bolts 7, the cutter handle 1 is provided with second screw holes 10, each cutter holder 2 is provided with a first screw hole 11, and each bolt 7 can penetrate through the first screw holes 11 and the second screw holes 10 and then is locked on the cutter handle 1 and any one of the cutter holders 2 through nuts. After the tool holder 1 and the boring cutter assembly are assembled, the bolt 7 can enable the tool holder 1 and the boring cutter assembly to be further stably connected.

A rubber ring is arranged in each arc-shaped mounting groove 5. The arrangement of the rubber ring further enables the cutter handle 1 and the boring cutter assembly to be stably connected.

The handle of a knife 1 of this embodiment includes integrated into one piece's base 8 and bellying seat 9's size, size are less than installing opening 4's size, and a plurality of arc installation pieces 6 all establish on bellying seat 9's outer wall. The size of protruding seat 9, size slightly are less than the size, the size of installing opening 4, and arc installation piece 6 can be from right side to left screw in arc mounting groove 5 and make the chucking of arc installation piece 6 in arc mounting groove 5.

The base 8 of this embodiment is provided with a clamping slot 12, a positioning hole 13 and a cutting fluid channel. The clamping groove 12 and the positioning hole 13 on the base 8 facilitate the installation on the punching machine. The cutting fluid passage facilitates the passage of cooling fluid during hole machining operations.

Each tool holder 2 of the present embodiment is turned integrally with the fine boring insert 3. Each tool apron 2 and the fine boring blade 3 are turned and integrally formed, the structures of the tool aprons 2 are the same, and the sizes of the fine boring blades 3 are reduced in sequence. The method is suitable for machining a plurality of holes with different diameters.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a high accuracy boring cutter, includes handle of a knife (1), its characterized in that: still include with a plurality of boring cutter subassemblies of handle of a knife (1) cooperation use, every the boring cutter subassembly all includes blade holder (2) and the structure homogeneous phase of fine boring blade (3) and a plurality of blade holder (2) of setting on blade holder (2), and the size of a plurality of fine boring blade (3) reduces in proper order, every all be provided with installing opening (4) on blade holder (2), every the width that all the ring shape was provided with a plurality of arc mounting groove (5) and every arc mounting groove (5) on the inner wall of installing opening (4) all increases from a left side to the right side in proper order, the width that the ring shape was provided with a plurality of arc installation piece (6) and every arc installation piece (6) on the outer wall of handle of a knife (1) all increases from a left side to the right side in proper order, every arc installation piece (6) homoenergetic card is gone into arc mounting groove (5).

2. The high-precision boring tool as claimed in claim 1, wherein: every the left end of arc mounting groove (5) all is provided with the slope opening, every the left end of arc installation piece (6) all is provided with flexible fixture block, every flexible fixture block homoenergetic card has gone into there is the slope opening.

3. The high-precision boring tool as claimed in claim 2, wherein: each inclined opening and each arc-shaped mounting block (6) are of a structure which is narrow at the left and wide at the right.

4. The high-precision boring tool as claimed in claim 1, wherein: the tool rest is characterized by further comprising a plurality of bolts (7), wherein second screw holes (10) are formed in the tool rest (1), each tool rest (2) is provided with a first screw hole (11), and each bolt (7) can penetrate through the first screw holes (11) and the second screw holes (10) and then is locked on the tool rest (1) and any tool rest (2) through nuts.

5. The high-precision boring tool as claimed in claim 1, wherein: each arc-shaped mounting groove (5) is internally provided with a rubber ring.

6. The high-precision boring tool as claimed in claim 1, wherein: the knife handle (1) comprises a base (8) and a protruding seat (9) which are integrally formed, and the size and the dimension of the protruding seat (9) are smaller than those of the mounting opening (4), and the arc-shaped mounting blocks (6) are arranged on the outer wall of the protruding seat (9).

7. The high-precision boring tool as claimed in claim 6, wherein: the base (8) is provided with a clamping groove (12), a positioning hole (13) and a cutting fluid channel.

8. The high-precision boring tool as claimed in claim 1, wherein: each tool apron (2) is turned and integrally formed with the fine boring blade (3).