CN216680419U

CN216680419U - Double-handle single-edge spiral milling cutter

Info

Publication number: CN216680419U
Application number: CN202122628557.8U
Authority: CN
Inventors: 徐波; 吴燕; 胡家路
Original assignee: Changzhou Bolu Tool Technology Co ltd
Current assignee: Changzhou Bolu Tool Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-06-07
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a double-handle single-edge spiral milling cutter which comprises a first cutter handle, a second cutter handle and a cutter head. The utility model has the beneficial effects that: the lower end of the cutter head is provided with a chip breaker groove, the upper side of the chip breaker groove is provided with a chip groove, and the upper side of the chip breaker groove is provided with a plurality of chip removal grooves, so that waste chips generated by milling can be cut off, and then the waste chips are cleaned through the chip removal grooves, the influence of accumulation on the surface of a workpiece on rough milling precision is avoided, and meanwhile, a certain protection effect on a cutting edge is also achieved; the two tool handles are arranged, so that the installation number of the tool handles can be conveniently determined according to milling requirements, the length of the tool handles can be adjusted, when the tool handles on the upper sides are damaged, the use of the tool cannot be influenced, and the use cost is saved.

Description

Double-handle single-edge spiral milling cutter

Technical Field

The utility model relates to a spiral milling cutter, in particular to a double-handle single-edge spiral milling cutter, and belongs to the technical field of milling cutters.

Background

A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the working allowance in sequence and intermittently. The milling cutter is mainly used for processing planes, steps, grooves, forming surfaces, cutting off workpieces and the like on a milling machine. At present, the milling cutter is widely applied to numerical control machining cutters in machining production. Single-edged helical milling cutters, i.e. milling cutters with only one side edge.

However, the existing single-edge spiral milling cutter has some problems when in use:

1) the existing single-edge spiral milling cutter is mostly provided with only one cutter handle, so that the length of the cutter handle cannot be adjusted according to actual milling requirements when the milling cutter is used, and once the cutter handle is damaged when the existing milling cutter is used, the whole cutter cannot be used, so that the use cost is increased;

2) when the existing single-edge spiral milling cutter is used for milling, a large amount of heat can be generated on the surface of the cutter, the cutter can be damaged due to high temperature, and the service life of the cutter is shortened.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems, and an object of the present invention is to provide a double-shank single-edge helical milling cutter.

The utility model realizes the purpose through the following technical scheme: comprises that

The upper end of the first cutter handle is fixedly provided with a first mounting head, the side wall of the first cutter handle is fixedly provided with a first clamping groove, and the first cutter handle and a machine tool can be conveniently connected by arranging the first mounting head and the first clamping groove;

the upper end of the second cutter handle is fixedly provided with a second mounting head, the side wall of the second cutter handle is fixedly provided with a second clamping groove, and the second cutter handle is conveniently connected with a machine tool through the second mounting head and the second clamping groove;

and the cutter head is fixedly connected to the lower end of the second cutter handle, and a cutting edge is arranged at the lower end of the cutter head.

As a still further scheme of the utility model: the tool comprises a tool shank I and a tool shank II, and is characterized in that a thread groove is formed in the upper side of the tool shank II, a thread column is fixedly connected to the center of the lower end of the tool shank I, and the thread column is in threaded connection with the thread groove.

As a still further scheme of the utility model: and the threaded connection direction between the threaded column and the threaded groove is opposite to the milling rotation direction of the milling cutter.

As a still further scheme of the utility model: the downside of tool bit is provided with the chip-breaker, the upside of chip-breaker is provided with the chip groove, the upside through connection of chip groove has the chip groove, and the chip groove is provided with a plurality of.

As a still further scheme of the utility model: the lower extreme of tool bit is fixed and is provided with the apopore, the upside intercommunication of apopore has the setting to be in the inside interior cold hole of tool bit and handle of a knife two, the upper end intercommunication in interior cold hole has the inlet opening, and the embedded seal cover that has connect of inlet opening.

As a still further scheme of the utility model: the surface of the cutting edge is provided with a superhard coating.

The utility model has the beneficial effects that:

1) according to the utility model, the chip breaker groove is formed in the lower end of the cutter head, the chip breaker groove is formed in the upper side of the chip breaker groove, the chip removal grooves are formed in the upper side of the chip breaker groove, waste chips generated by milling can be cut off, the chip removal grooves are further used for cleaning, the phenomenon that the waste chips are accumulated on the surface of a workpiece to influence the rough milling precision is avoided, meanwhile, a certain protection effect is also exerted on a cutting edge, the inner cooling holes are formed in the second cutter handle and the cutter head in a penetrating mode, and when the cutter is milled, the inner cooling liquid is injected into the inner cooling holes, so that the inner cooling liquid flows through the cutter and flows out through the water outlet hole, the whole cutter is cooled, and the cutter is prevented from being damaged by high temperature.

2) According to the utility model, the two tool handles are arranged, so that the installation number of the tool handles can be conveniently determined according to the actual milling requirement, the length of the tool handles can be adjusted, the use of the tool can not be influenced when the upper tool handle is damaged, and the use cost is saved.

Drawings

FIG. 1 is a schematic structural view of a double-shank single-edge spiral milling cutter in a front view;

FIG. 2 is a schematic view of a connection structure of a first cutter handle and a second cutter handle of the double-handle single-edge spiral milling cutter of the utility model;

FIG. 3 is a schematic view of the arrangement of the cold hole in the double-shank single-edge spiral milling cutter of the present invention.

In the figure: 1. the tool comprises a first tool shank, a first mounting head, a first clamping groove, a second mounting head, a second clamping groove, a second tool bit, a third tool bit, a fourth tool bit, a fifth tool bit, a sixth tool bit, a fourth tool bit, a sixth tool bit, a fourth tool bit, a sixth tool bit, a fourth tool bit, a sixth tool bit, a fourth tool bit, a sixth tool bit, a fourth tool bit, a sixth tool bit, a fourth tool.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to FIGS. 1 to 3, a double-shank single-edge helical milling cutter includes

The upper end of the knife handle I1 is fixedly provided with a mounting head I2, the side wall of the knife handle I is fixedly provided with a clamping groove I3, and the knife handle I1 is conveniently connected with a machine tool by arranging the mounting head I2 and the clamping groove I3;

the upper end of the second cutter handle 4 is fixedly provided with a mounting head II 5, the side wall of the second cutter handle is fixedly provided with a clamping groove II 6, and the mounting head II 5 and the clamping groove II 6 are arranged to facilitate connection of the second cutter handle 4 and a machine tool;

and the cutter head 7 is fixedly connected to the lower end of the second cutter handle 4, and a cutting edge 12 is arranged at the lower end of the cutter head.

In the embodiment of the utility model, the threaded groove 17 is formed in the upper side of the second tool handle 4, the threaded column 16 is fixedly connected to the center of the lower end of the first tool handle 1, and the threaded column 16 is in threaded connection with the threaded groove 17, so that the first tool handle 1 and the second tool handle 4 can be conveniently connected and detached.

In the embodiment of the utility model, the direction of the threaded connection between the threaded columns 16 and the threaded grooves 17 is opposite to the milling rotation direction of the milling cutter, so that the connection between the first cutter handle 1 and the second cutter handle 4 is loosened during milling, and the connection is prevented from being broken.

Example two

The upper end of the knife handle I1 is fixedly provided with a mounting head I2, the side wall of the knife handle I is fixedly provided with a clamping groove I3, and the knife handle I1 and a machine tool can be conveniently connected by arranging the mounting head I2 and the clamping groove I3;

In the embodiment of the utility model, chip breakers 10 are arranged on the lower side of the tool bit 7, chip breakers 8 are arranged on the upper sides of the chip breakers 10, chip breakers 9 are connected to the upper sides of the chip breakers 8 in a penetrating manner, and a plurality of chip breakers 9 are arranged, so that cutting and cleaning of waste chips generated by milling are facilitated, and the waste chips are prevented from being accumulated on the surface of the tool bit 7 to cause abrasion to the cutting edge 12.

In the embodiment of the utility model, the lower end of the tool bit 7 is fixedly provided with the water outlet hole 11, the upper side of the water outlet hole 11 is communicated with the inner cooling hole 14 arranged in the tool bit 7 and the second tool handle 4, the upper end of the inner cooling hole 14 is communicated with the water inlet hole 13, and the sealing sleeve 15 is embedded in the water inlet hole 13, so that when the cutter is milled, the inner cooling liquid is injected into the inner cooling hole 14, the whole cutter is cooled, and the cutter is prevented from being damaged by high temperature.

In the embodiment of the present invention, the surface of the cutting edge 12 is provided with a superhard coating, which is convenient to prevent the edge breaking phenomenon during milling, and improves the service life thereof.

The working principle is as follows: when the double-handle single-edge spiral milling cutter is used, firstly, the installation quantity of the cutter handles is determined according to milling requirements, when only one cutter handle is needed, the cutter handle two 4 is matched with a machine tool through the installation head two 5 and the clamping groove two 6 arranged on the side wall of the installation head two 5, the milling work can be carried out, when the length of the cutter handle needs to be lengthened, the cutter handle one 1 is connected with the cutter handle two 4 through the threaded connection between the threaded column 16 and the threaded groove 17, the adjustment of the length of the cutter handle is realized, in the using process, generated waste chips are cut off through the chip breaker groove 10 and then are cleaned out through the chip discharge groove 9, the waste chips are prevented from being accumulated on the surface of a workpiece to influence the milling precision, meanwhile, a certain protection effect is also achieved on the cutting edge 12, and the internal cooling hole 14 is arranged in the cutter handle two 4 and the cutter head 7 in a penetrating manner, when milling, the internal cooling liquid is injected into the internal cooling hole 14, so that the inner cooling liquid flows through the cutter and flows out through the water outlet hole 11, thereby cooling the whole cutter and avoiding the damage to the cutter caused by high temperature.

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 present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

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. A double-handle single-edge spiral milling cutter is characterized by comprising

The upper end of the first cutter handle (1) is fixedly provided with a first mounting head (2), the side wall of the first cutter handle is fixedly provided with a first clamping groove (3), and the first mounting head (2) and the first clamping groove (3) are arranged to facilitate connection of the first cutter handle (1) and a machine tool;

the mounting head II (5) is fixedly arranged at the upper end of the knife handle II (4), the clamping groove II (6) is fixedly formed in the side wall of the knife handle II, and the mounting head II (5) and the clamping groove II (6) are arranged, so that the knife handle II (4) can be conveniently connected with a machine tool;

and the cutter head (7) is fixedly connected to the lower end of the second cutter handle (4), and a cutting edge (12) is arranged at the lower end of the cutter head.

2. A double shank single edge spiral milling cutter as set forth in claim 1, wherein: the tool handle is characterized in that a thread groove (17) is formed in the upper side of the second tool handle (4), a thread column (16) is fixedly connected to the center of the lower end of the first tool handle (1), and the thread column (16) is in threaded connection with the thread groove (17).

3. A double shank single edge spiral milling cutter as claimed in claim 2, wherein: the thread connection direction between the thread column (16) and the thread groove (17) is opposite to the milling rotation direction of the milling cutter.

4. A double shank single edge spiral milling cutter as set forth in claim 1, wherein: the downside of tool bit (7) is provided with chip breaker (10), the upside of chip breaker (10) is provided with chip groove (8), the upside through connection of chip groove (8) has chip groove (9), and chip groove (9) are provided with a plurality of.

5. A double-shank single-edge helical milling cutter as set forth in claim 4, wherein: the lower extreme of tool bit (7) is fixed and is provided with apopore (11), the upside intercommunication of apopore (11) has the setting to be in interior cold junction (14) of tool bit (7) and handle of a knife two (4) insides, the upper end intercommunication in interior cold junction (14) has inlet opening (13), and has embedded seal cover (15) that has connect in inlet opening (13).

6. A double shank single edge spiral milling cutter as set forth in claim 1, wherein: the surface of the cutting edge (12) is provided with a superhard coating.