CN212094722U

CN212094722U - Thread milling cutter made of integral hard alloy

Info

Publication number: CN212094722U
Application number: CN201922438460.3U
Authority: CN
Inventors: 蒋向荣
Original assignee: CHANGZHOU HENGDING TOOL MANUFACTURING CO LTD
Current assignee: CHANGZHOU HENGDING TOOL MANUFACTURING CO LTD
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-12-08
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a thread milling cutter of whole carbide, including connecting rod, handle of a knife, chip groove, sword pole, notes liquid hole, blade, coolant liquid export and cushion. The utility model has the advantages that: the chip removal groove facilitates quick chip removal of the milling cutter, waste chips are guaranteed to be discharged downwards along the radian of the chip removal groove to the maximum extent, the machining precision of the milling cutter is guaranteed through the connecting rod, the cutter handle, the blade rod and the blade, the liquid injection hole and the cooling liquid outlet are convenient to cool the milling cutter quickly, the continuous operation of the milling cutter is guaranteed, the service life of the milling cutter is prolonged, the thoroughness of cleaning of the miscellaneous chips in the chip removal groove is guaranteed, the blade guarantees the machining precision during working, the continuity of thread machining completion is guaranteed, the depth of each machined thread is guaranteed to be the same, and the machining precision is improved.

Description

Thread milling cutter made of integral hard alloy

Technical Field

The utility model relates to a thread milling cutter specifically is a whole carbide's thread milling cutter, belongs to cutting tool technical field.

Background

The traditional thread machining method mainly adopts a threading tool to turn threads or adopts a screw tap and a die to manually tap and thread, along with the development of numerical control machining technology, particularly the appearance of a three-axis linkage numerical control machining system, a more advanced thread machining mode, namely the numerical control milling of threads, is realized, and compared with the traditional thread machining mode, the thread milling machining method has great advantages in the aspects of machining precision and machining efficiency, is not limited by a thread structure and the thread turning direction during machining, and can machine various internal threads and external threads with different turning directions like a thread milling cutter.

Although the existing thread milling cutter is various, the existing thread milling cutter still has some problems in the actual use process, one is that the existing thread milling cutter has certain difficulty in the aspect of chip removal, and the thread milling cutter is easily influenced by miscellaneous chips during machining, so that the machining precision is influenced, the second is that the existing thread milling cutter has defects in the aspect of cooling, the milling cutter easily generates high-temperature waste chips during machining, the blade of the milling cutter is not easy to cool, the third is that the existing thread milling cutter is various and is mostly integrated, but the whole material is respectively different, so that the local burden is overlarge, and the milling cutter part is easily damaged.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a thread milling cutter made of cemented carbide.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a thread milling cutter of integral hard alloy comprises a connecting rod, a cutter handle, a chip removing groove, a blade rod, a liquid injection hole, a blade, a cooling liquid outlet and a rubber pad; the utility model discloses a handle of a knife, including connecting rod, cutting edge pole, liquid filling hole, coolant outlet, cushion, connecting rod, edge pole, liquid filling hole, coolant outlet, glue the cushion and be the arcuation structure and bond on the upper surface of handle of a knife, the connecting rod is the round rod-shaped structure and fixes on the handle of a knife, and it connects on outer control machine tool to connect, the handle of a knife is installed between connecting rod and cutting edge pole, the chip groove is established between two cutting edges, the lower extreme at the handle of a knife is connected in the cutting edge pole integration, the liquid filling.

Preferably, in order to facilitate quick chip removal of the milling cutter and ensure that waste chips are discharged downwards along the radian of the chip removal groove to the maximum extent, the chip removal groove is integrally arranged between the two blades in a straight groove-shaped structure, is in a concave arc-shaped structure and has a smooth inner surface.

Preferably, in order to improve the hardness of the whole structure of the milling cutter, ensure the stability of the whole structure and ensure the processing precision of the milling cutter, the connecting rod, the cutter handle, the blade rod and the blade are integrally connected, and the whole milling cutter is made of hard alloy.

Preferably, in order to conveniently and rapidly cool the milling cutter, the milling cutter can continuously work, the service life of the milling cutter is prolonged, and the thoroughness of cleaning the sundry chips in the chip removing groove is ensured, the liquid injection hole and the cooling liquid outlet are in penetrating connection, the connecting channel is arranged in the cutter handle, and the cooling liquid outlet is arranged at the upper end of the chip removing groove.

Preferably, in order to ensure the machining precision during working, ensure the continuity of thread machining completion, ensure the same depth of each machined thread and improve the machining precision, the blades are in a threaded state during rotary working, are fixed on the outer surface of the blade rod in a laminated structure, and are fixed on the same vertical line.

The utility model has the advantages that: the thread milling cutter of the integral hard alloy has reasonable design, the chip removing groove is integrally arranged between two blades in a straight groove structure and is in a concave arc structure, the inner surface of the chip removing groove is smooth, the milling cutter can conveniently and quickly remove chips, the waste chips are guaranteed to be discharged downwards along the radian of the chip removing groove to the maximum extent, the connecting rod, the cutter handle, the blade rod and the blades are integrally connected, the whole milling cutter is made of the hard alloy, the hardness of the whole structure of the milling cutter is improved, the stability of the whole structure is guaranteed, the processing precision of the milling cutter is guaranteed, the liquid injection hole and the cooling liquid outlet are in penetrating connection, the connecting channel of the liquid injection hole and the cooling liquid outlet is arranged in the cutter handle, the cooling liquid outlet is arranged at the upper end of the chip removing groove, the milling cutter can be conveniently and quickly cooled, the milling cutter can be continuously operated, the service life of the milling cutter is prolonged, the thoroughness of cleaning of the mixed chips in the chip removing groove is guaranteed, the blades are in a, on the same vertical line of whole all blade fixed, guarantee the precision of during operation processing with, guarantee the continuity that the screw thread processing was accomplished, and guarantee that each processing screw thread degree of depth is the same, improve the machining precision.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1. connecting rod, 2, handle of a knife, 3, chip groove, 4, sword pole, 5, notes liquid hole, 6, blade, 7, coolant liquid export and 8, cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a thread milling cutter of a solid hard alloy comprises a connecting rod 1, a cutter handle 2, a chip removing groove 3, a blade rod 4, a liquid injection hole 5, a blade 6, a cooling liquid outlet 7 and a rubber pad 8; connecting rod 1 is round rod-shaped structure and fixes on handle of a knife 2, and it is connected on outer control machine tool, handle of a knife 2 is installed between connecting rod 1 and sword pole 4, chip groove 3 is established between two blade 6, the lower extreme at handle of a knife 2 is connected in the integration of sword pole 4, annotate liquid hole 5 and be round hole column structure and set up on the surface of handle of a knife 2, blade 6 is range upon range of column structure and fixes on the surface of sword pole 4, coolant liquid export 7 is the round hole form and runs through the top of setting up at chip groove 3 to be located the lower surface of handle of a knife 2, cushion 8 is the upper surface of arcuation structure bonding at handle of a knife 2.

The chip removing groove 3 is integrally arranged between the two blades 6 in a straight groove structure, is in a concave arc structure, has a smooth inner surface, facilitates quick chip removal of the milling cutter, ensures that waste chips are discharged downwards along the radian of the chip removing groove 3 to the maximum extent, the connecting rod 1, the cutter handle 2, the blade rod 4 and the blades 6 are integrally connected, is integrally made of hard alloy, improves the hardness of the whole structure of the milling cutter, ensures the stability of the whole structure and the processing precision of the milling cutter, the liquid injection hole 5 and the cooling liquid outlet 7 are in penetrating connection, a connecting channel of the two is arranged inside the cutter handle 2, the cooling liquid outlet 7 is arranged at the upper end of the chip removing groove 3, the milling cutter is conveniently and quickly cooled, the continuous operation of the milling cutter is ensured, the service life of the milling cutter is prolonged, the thoroughness of impurity chip cleaning inside the chip removing groove 3 is ensured, the blades 6 are in a thread state when in the rotary operation, and the blades 6 are fixed on the outer surface of the blade rod 4 in a laminated structure, on the same vertical line of whole all blade 6 fixed, guarantee the precision of during operation processing with, guarantee the continuity that the screw thread processing was accomplished, and guarantee that each processing screw thread degree of depth is the same, improve the machining precision.

The working principle is as follows: when the thread milling cutter made of the integral hard alloy is used, the connecting rod 1 is directly installed on a machine tool to be used, wherein the chip removing groove 3 facilitates quick chip removal of the milling cutter, and waste chips are guaranteed to be discharged downwards along the radian of the chip removing groove 3 to the maximum extent, the connecting rod 1, the cutter handle 2, the blade rod 4 and the blade 6 are integrally connected, the whole body is made of the hard alloy, the hardness of the whole structure of the milling cutter is improved, the stability of the whole structure is guaranteed, the processing precision of the milling cutter is guaranteed, the liquid injection hole 5 and the cooling liquid outlet 7 are in penetrating connection, a connecting channel of the liquid injection hole and the cooling liquid outlet 7 is arranged inside the cutter handle 2, the cooling liquid outlet 7 is arranged at the upper end of the chip removing groove 3, the milling cutter is conveniently and quickly cooled, the continuous operation of the milling cutter is guaranteed, the service life of the milling cutter is prolonged, and the.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. The thread milling cutter made of the whole hard alloy is characterized in that: comprises a connecting rod (1), a knife handle (2), a chip removing groove (3), a blade rod (4), a liquid injection hole (5), a blade (6), a cooling liquid outlet (7) and a rubber pad (8); connecting rod (1) is round rod-shaped structure and fixes on handle of a knife (2), and its connection is on outer control machine tool, install between connecting rod (1) and sword pole (4) handle of a knife (2), chip groove (3) are seted up between two blade (6), the lower extreme in handle of a knife (2) is connected in sword pole (4) integration, annotate liquid hole (5) and be round hole column structure and set up on the surface of handle of a knife (2), blade (6) are range upon range of column structure and fix on the surface of sword pole (4), coolant liquid export (7) are the round hole form and run through and set up in the top of chip groove (3) to be located the lower surface of handle of a knife (2), cushion (8) are the upper surface of arcuation structure bonding handle of a knife (2).

2. A solid carbide thread milling cutter as set forth in claim 1, wherein: the chip removing groove (3) is of a straight groove-shaped structure and is integrally arranged between the two blade pieces (6), and the chip removing groove is of a concave arc-shaped structure, and the inner surface of the chip removing groove is smooth.

3. A solid carbide thread milling cutter as set forth in claim 1, wherein: the connecting rod (1), the knife handle (2), the blade rod (4) and the blade (6) are integrally connected, and the whole body is made of hard alloy.

4. A solid carbide thread milling cutter as set forth in claim 1, wherein: the liquid injection hole (5) and the cooling liquid outlet (7) are in penetrating connection, a connecting channel of the liquid injection hole and the cooling liquid outlet is arranged inside the tool handle (2), and the cooling liquid outlet (7) is arranged at the upper end of the chip removing groove (3).

5. A solid carbide thread milling cutter as set forth in claim 1, wherein: the blade (6) is in a threaded state when rotating and working, the blade (6) is fixed on the outer surface of the blade rod (4) in a laminated structure, and all the blades (6) are fixed on the same vertical line.