CN222448411U

CN222448411U - Straight flute circular nose sword that can chip removal fast

Info

Publication number: CN222448411U
Application number: CN202421048058.9U
Authority: CN
Inventors: 巢晓云; 恽群峰; 金九华
Original assignee: Changzhou Joomei Precision Tool Co ltd
Current assignee: Changzhou Joomei Precision Tool Co ltd
Priority date: 2024-05-15
Filing date: 2024-05-15
Publication date: 2025-02-11
Anticipated expiration: 2034-05-15

Abstract

The utility model belongs to the technical field of straight flute circular nose cutters, in particular to a straight flute circular nose cutter capable of rapidly removing chips, which solves the problem that the cutting part and a handle part need to be replaced together when the cutting part is worn after the straight flute circular nose cutter is used for a long time in the prior art, thereby increasing the cost of a user, chip grooves are uniformly formed in the periphery of the first cutter bar, cutter block mounting grooves are formed in the top ends of the chip grooves, cutting cutter blocks are fixedly mounted on the outer sides of the cutter block mounting grooves, cutter block limiting holes are formed in the outer walls of the cutting cutter blocks, first fixing screws are mounted on the inner threads of the cutter block limiting holes, cutter block fixing holes are formed in one side of the outer walls of the cutter block mounting grooves, and chip removing grooves are formed in the outer walls above the cutting cutter blocks. The utility model can easily disassemble and replace the parts, and greatly simplifies the maintenance process of the cutter, thereby obviously reducing the use cost.

Description

Straight flute circular nose sword that can chip removal fast

Technical Field

The utility model relates to a milling cutter, in particular to a straight flute circular nose cutter capable of rapidly removing chips, and belongs to the technical field of straight flute circular nose cutters.

Background

Milling cutters are common cutting tools used in the machine and metalworking industries to remove material from a workpiece to form a desired shape and size. The straight flute circular nose knife is a special milling cutter type, and has unique cutting characteristics and application scenes.

In the cutting process of the conventional straight flute circular nose tool, due to accumulation and blockage of chips, the cutting temperature is often increased, the abrasion of the tool is increased, and the machining precision is reduced, for example, in the processing of high-strength or high-viscosity materials, the chips are easily accumulated and blocked in the cutting flute, so that the cutting force is increased, the cutting temperature is increased, and the service life of the tool and the machining quality are further influenced.

A circular nose knife with the bulletin number of CN219402478U, which comprises a handle part and a cutting part; the cutting part is arranged at one end of the handle part, when more scraps are in one chip groove, the pressure of the scraps in the chip groove communicated with the chip groove entering the chip groove can be increased, and the scraps can be discharged from other chip grooves and chip grooves, so that a large amount of scraps can be prevented from being accumulated and even blocked in the chip groove.

According to the technical scheme, when more scraps are contained in one chip groove, the pressure of the scraps in the chip groove communicated with the chip groove entering the chip groove is increased, the scraps can be discharged from other chip grooves and chip grooves, but a fixed integrated structure is adopted between the cutting part and the handle part, after the chip groove is used for a long time, the cutting part and the handle part are required to be replaced together when worn, so that the cost of a user is increased, and therefore, the straight groove circular nose knife capable of rapidly removing the scraps is provided.

Disclosure of utility model

The utility model provides the straight flute circular nose knife capable of rapidly removing chips, which aims to solve the problem that the cost of a user is increased because the cutting part and the handle part adopt a fixed integrated structure, which means that the cutting part and the handle part need to be replaced together when the cutting part is worn after long-time use.

The straight flute circular nose knife capable of rapidly removing chips comprises a first knife handle, wherein a first knife handle is fixedly connected above the first knife handle, chip removal grooves are uniformly formed in the periphery of the first knife handle, knife block mounting grooves are formed in the top ends of the chip removal grooves, and cutting knife blocks are fixedly arranged outside the knife block mounting grooves;

The outer wall of the cutting blade block is provided with a blade block limiting hole, the internal thread of the blade block limiting hole is provided with a first fixing screw, one side of the outer wall of the blade block mounting groove is provided with a blade block fixing hole, and the outer wall above the cutting blade block is provided with a chip removing groove.

As a still further proposal of the utility model, the top end of the chip removing groove is fixedly provided with a cutting edge.

As a still further proposal of the utility model, a first cutter root is fixedly arranged below the first cutter handle, and a clamping end is arranged at the periphery of the first cutter root.

As a still further scheme of the utility model, a connecting block fixing hole is formed above the outer wall of the first cutter root, and a cutter handle connecting block is fixedly connected to the connecting part of the first cutter root and the first cutter handle.

As a still further scheme of the utility model, the cutter handle connecting block is fixed at the lower end of the first cutter handle, and a spring limiting groove is formed in the center of the cutter handle connecting block.

As a still further scheme of the utility model, the outer wall of the knife handle connecting block is provided with a knife root fixing hole, and the connecting block fixing hole and the inner threads of the knife root fixing hole are provided with second fixing screws.

As a still further proposal of the utility model, a spring mounting groove is arranged at the joint of the first cutter root and the first cutter handle, the spring mounting groove is arranged in the center of the first cutter root, and a first spring is arranged in the spring mounting groove.

The beneficial effects of the utility model are as follows:

1. According to the utility model, the cutting blade block is arranged in the blade block mounting groove through the first fixing screw, so that the cutting blade block can be detached and replaced, when the cutting blade block is worn due to long-time use, a user can only replace the cutting blade block without replacing the whole cutter, and the user can easily detach and replace the parts due to the fact that the cutting blade block is detachable, the maintenance process of the cutter is greatly simplified, and the use cost is remarkably reduced;

2. According to the utility model, the chip removing grooves which are uniformly formed and the chip removing grooves above the cutting knife block form a high-efficiency chip removing function together, chips generated in the cutting process can be rapidly removed from a cutting area, the influence of chip accumulation on the cutting process is reduced, the cutting efficiency and quality are improved, the knife handle connecting block is fixed between the first knife root and the first knife handle through the second fixing screw, and the additional fixing and damping effects are provided through the installation of the first spring in the spring installation groove, so that the whole cutter structure is firmer, and various forces in the cutting process can be dealt with.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the first handle and first tool bar and first spring of the present utility model;

FIG. 3 is a schematic view of the structure of the cutter block mounting slot and the cutter block according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the first tool shank and the first tool shank according to the present utility model.

The cutter comprises a first cutter handle, a first cutter bar, a cutter block mounting groove, a cutter block 5, a chip removing groove, a cutter blade 6, a first fixing screw, a chip removing groove, a clamping end 9, a clamping end 10, a first cutter root 11, a first spring 12, a spring mounting groove 13, a cutter handle connecting block 14, a spring limiting groove 15, a cutter block limiting hole 16, a cutter block fixing hole 17, a second fixing screw 18, a connecting block fixing hole 19 and a cutter root fixing hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 4, a straight flute circular nose tool capable of rapidly removing chips comprises a first tool shank 1, a first tool shank 2 is fixedly connected to the upper side of the first tool shank 1, chip removal grooves 8 are uniformly formed in the outer periphery of the first tool shank 2, a cutter block mounting groove 3 is formed in the top end of each chip removal groove 8, a cutter block 4 is fixedly arranged outside each cutter block mounting groove 3, a cutter block limiting hole 15 is formed in the outer wall of each cutter block 4, a first fixing screw 7 is arranged in the inner thread of each cutter block limiting hole 15, the cutter blocks 4 are arranged in the cutter block mounting groove 3 through the first fixing screws 7, the cutter blocks 4 can be detached and replaced, cutter block fixing holes 16 are formed in one side of the outer wall of each cutter block mounting groove 3, chip removal grooves 5 are formed in the outer wall of each upper side of each cutter block 4, the chip removal grooves 8 and the chip removal grooves 5 formed in the upper side of each cutter block 4 together form an efficient chip removal function, chips can be removed from a cutting area in the cutting process rapidly, the influence of chips on the cutting process in the stacking process can be reduced, and the cutting quality and the cutting efficiency can be improved.

Example two

In addition to all the technical characteristics in the first embodiment, the cutting tool comprises a cutting edge 6 fixedly arranged at the top end of a chip removing groove 5, a first tool root 10 is fixedly arranged below a first tool shank 1, a clamping end 9 is arranged at the periphery of the first tool root 10, a connecting block fixing hole 18 is formed above the outer wall of the first tool root 10, a tool shank connecting block 13 is fixedly connected to the connecting part of the first tool root 10 and the first tool shank 1, a tool shank connecting block 13 is fixed to the lower end of the first tool shank 1, a spring limiting groove 14 is formed in the center of the tool shank connecting block 13, a tool root fixing hole 19 is formed in the outer wall of the tool shank connecting block 13, a second fixing screw 17 is arranged in the inner threads of the connecting block fixing hole 18 and the tool root fixing hole 19, a spring mounting groove 12 is formed in the connecting part of the first tool root 10 and the first tool shank 1, a first spring 11 is arranged in the center of the spring mounting groove 12, a first spring 13 is fixedly connected between the first tool root 10 and the first tool shank 1 through the second fixing screw 17, and the first spring 11 is fixedly arranged in the connecting block 11 and the whole cutting tool shank 1 can be subjected to the cutting force in the whole cutting tool through the spring mounting groove 11.

Working principle:

First, the first spring 11 is installed in the spring installation groove 12, then the handle connecting block 13 fixed at the lower end of the first handle 1 is installed in the spring installation groove 12 formed in the first blade root 10, the spring limiting groove 14 is propped against the other end of the first spring 11, and then the second fixing screw 17 is screwed into the connecting block fixing hole 18 and the blade root fixing hole 19, so that the first handle 1 and the first blade root 10 are mutually fixed.

Secondly, the first spring 11 in the spring mounting groove 12 provides additional fixing and damping effects, so that the whole cutter structure is firmer, various forces can be handled in the cutting process, vibration and deflection are reduced, cutting accuracy is improved, the first cutter root 10 is mounted on a machine tool through the clamping end 9, and stability in the cutting process is ensured.

Then, screw in the spacing hole 15 of sword piece that cutting sword piece 4 offered and the sword piece fixed orifices 16 that sword piece mounting groove 3 offered through first set screw 7 for cutting sword piece 4 can conveniently dismantle and replace, when cutting sword piece 4 wearing and tearing because of long-time use, the user only need dismantle and change new cutting sword piece 4, need not carry out whole change with first handle of a knife 1, first cutter arbor 2 and first root of a knife 10, thereby reduced use cost, simultaneously, in the cutting process, cutting edge 6 cuts the work piece, and the chip of production is discharged through chip escape groove 5 and chip escape groove 8 rapidly.

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 utility model may be embodied in other specific forms without departing from the spirit or essential characteristics 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The straight flute circular nose knife capable of rapidly removing chips comprises a first knife handle (1) and is characterized in that a first knife bar (2) is fixedly connected above the first knife handle (1), chip removal grooves (8) are uniformly formed in the periphery of the first knife bar (2), knife block mounting grooves (3) are formed in the top ends of the chip removal grooves (8), and cutting knife blocks (4) are fixedly arranged outside the knife block mounting grooves (3);

The cutting tool comprises a cutting tool block (4), and is characterized in that a tool block limiting hole (15) is formed in the outer wall of the cutting tool block (4), a first fixing screw (7) is mounted in an internal thread of the tool block limiting hole (15), a tool block fixing hole (16) is formed in one side of the outer wall of the tool block mounting groove (3), and a chip removing groove (5) is formed in the outer wall above the cutting tool block (4).

2. The straight flute circular nose knife capable of rapidly removing chips according to claim 1 is characterized in that a cutting edge (6) is fixedly arranged at the top end of the chip removing groove (5).

3. The straight flute circular nose knife capable of rapidly removing chips according to claim 1 is characterized in that a first knife root (10) is fixedly arranged below the first knife handle (1), and a clamping end head (9) is arranged on the periphery of the first knife root (10).

4. The straight flute circular nose knife capable of removing chips rapidly according to claim 3, wherein the connecting block fixing hole (18) is formed above the outer wall of the first knife root (10), and a knife handle connecting block (13) is fixedly connected to the connecting position of the first knife root (10) and the first knife handle (1).

5. The straight flute circular nose knife capable of rapidly removing chips as claimed in claim 4, wherein the knife handle connecting block (13) is fixed at the lower end of the first knife handle (1), and a spring limiting groove (14) is formed in the center of the knife handle connecting block (13).

6. The straight flute circular nose knife capable of removing chips rapidly according to claim 5, wherein a knife root fixing hole (19) is formed in the outer wall of the knife handle connecting block (13), and second fixing screws (17) are arranged in the connecting block fixing hole (18) and the inner threads of the knife root fixing hole (19).

7. The straight flute circular nose tool capable of removing chips rapidly according to claim 4, wherein a spring mounting groove (12) is formed in the joint of the first tool root (10) and the first tool shank (1), the spring mounting groove (12) is formed in the center of the first tool root (10), and a first spring (11) is mounted in the spring mounting groove (12).