CN211331514U

CN211331514U - T-shaped internal-cooling milling cutter

Info

Publication number: CN211331514U
Application number: CN201922409578.3U
Authority: CN
Inventors: 张大为; 赵楠
Original assignee: Msk Tianjin Cutting Technology Co ltd
Current assignee: Msk Tianjin Cutting Technology Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-08-25
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a cold milling cutter in T type, including handle of a knife, tool bit, connecting rod and buffer beam, connecting rod one end is located on the handle of a knife, the connecting rod other end is located to the buffer beam, the tool bit is located on the buffer beam, be equipped with main sword and vice sword on the tool bit, vice sword is located on the main sword wall, main sword evenly is equipped with a plurality of groups along the tool bit, vice sword sets up with main sword one-to-one, is equipped with the chip groove between adjacent two sets of main sword, tool bit center department is equipped with the shaft hole, be equipped with the cooling side opening in the tool bit, cooling side opening one end is connected with the shaft hole, the cooling side opening other end is connected with the. The utility model relates to a drilling equipment technical field specifically is a cold milling cutter in T type, and this scheme has improved the cutting effect through the double-edged structure that evenly sets up main sword and vice sword on the tool bit circumference, and simultaneously, the setting of shaft hole and cooling side opening in the tool bit is convenient for make the tool bit in time dispel the heat, has prolonged the life of tool bit.

Description

T-shaped internal-cooling milling cutter

Technical Field

The utility model relates to a drilling equipment technical field specifically indicates a cold milling cutter in T type.

Background

The milling cutter is a rotary path cutter with one or more cutter teeth for milling, and each cutter tooth rotates intermittently in sequence to cut off the working allowance during working. Current T type milling cutter generally adopts the combination formula processing to form, it is formed by the welding of tool bit cutting part and handle of a knife portion, in the course of working, the welding position receives the impact of cutting force in succession, the welding position loses efficacy easily, the whole rigidity of cutter is not enough, influence the life of cutter, current T type milling cutter often adopts once only to mill in addition, the cutting effect has certain restriction, and the cutting process in to the tool bit wearing and tearing too fast, in addition be difficult for the heat dissipation, cause the life of cutter shorter, and once only mill and influence the milling effect.

SUMMERY OF THE UTILITY MODEL

To the above circumstances, for overcoming prior art's defect, the utility model provides a can realize dual milling and long service life's interior cold milling cutter of T type.

The utility model adopts the following technical scheme: the utility model relates to a T-shaped internal-cooling milling cutter, which comprises a cutter handle, a cutter head, a connecting rod and a buffer rod, wherein one end of the connecting rod is arranged on the cutter handle, the buffer rod is arranged at the other end of the connecting rod, the cutter head is arranged on the buffer rod, the cutter head is provided with a main blade and an auxiliary blade, the auxiliary blade is arranged on the wall of the main blade, the double blade structures of the main blade and the auxiliary blade are arranged to mutually cooperate to finish the cutting action, the abrasion of the tool bit is slowed down, the service life of the tool bit is prolonged, the main blades are uniformly provided with a plurality of groups along the tool bit, the auxiliary blades are arranged corresponding to the main blades one by one, chip grooves are arranged between two adjacent groups of main blades, the center of the tool bit is provided with a shaft hole, a cooling side hole is arranged in the tool bit, one end of the cooling side hole is connected with the shaft hole, the cooling side hole other end is connected with the chip groove, and the coolant liquid can pass cooling side hole to chip groove via the shaft hole, cools off the tool bit.

Furthermore, the main cutting edge and the auxiliary cutting edge are positioned on the same horizontal side face, and the technical effect of double-edge coplanar cutting is achieved.

Further, the handle of a knife is connected one end with the connecting rod and is the setting of round platform column structure, the connecting rod diameter equals handle of a knife round platform tip diameter, the handle of a knife other end is the setting of cylindrical structure.

Further, the buffer beam is the setting of round platform shape structure, the less one end of buffer beam diameter is located to the tool bit, and buffer beam and handle of a knife and connecting rod link set up to round platform shape structure, are convenient for move back the sword, and the round platform shape structure of buffer beam can guarantee that the buffer beam atress is even simultaneously, reduces buffer beam fracture probability.

Further, the tool bit is arranged in a disc-shaped structure.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme has improved the cutting effect through evenly set up the double-edged structure of main sword and vice sword on the tool bit circumference, and simultaneously, the setting of shaft hole and cooling side opening in the tool bit is convenient for make the tool bit in time dispel the heat, has prolonged the life of tool bit.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of a T-shaped internal cooling milling cutter of the present invention;

fig. 2 is a schematic structural view of the T-shaped internal-cooling milling cutter head of the present invention.

The tool comprises a tool shank 1, a tool shank 2, a tool bit 3, a connecting rod 4, a buffer rod 5, a main blade 6, an auxiliary blade 7, a chip groove 8, a shaft hole 9 and a cooling side hole.

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 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.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in the figures 1-2, the T-shaped internal-cooling milling cutter of the utility model comprises a cutter handle 1, a cutter head 2, a connecting rod 3 and a buffer rod 4, wherein one end of the connecting rod 3 is arranged on the cutter handle 1, the buffer rod 4 is arranged at the other end of the connecting rod 3, the cutter head 2 is arranged on the buffer rod 4, a main blade 5 and an auxiliary blade 6 are arranged on the cutter head 2, the auxiliary blade 6 is arranged on the wall of the main blade 5, the double-blade structures of the main blade 5 and the auxiliary blade 6 are arranged to cooperate with each other to complete the cutting action, thereby reducing the abrasion of the cutter head and prolonging the service life of the cutter head 2, the main blade 5 is uniformly provided with a plurality of groups along the cutter head 2, the auxiliary blades 6 and the main blade 5 are arranged in one-to-one correspondence, a chip discharge groove 7 is arranged between two adjacent groups of the main blades 5, the center of the cutter head 2 is provided with, the cooling side hole 9 other end is connected with chip groove 7, and the cooling liquid can pass cooling side hole 9 to chip groove 7 via shaft hole 8, cools off tool bit 2.

The cutting heads of the main blade 5 and the auxiliary blade 6 are positioned on the same horizontal side surface, and the technical effect of double-blade coplanar cutting is achieved. The handle of a knife 1 is connected one end with connecting rod 3 and is the setting of round platform column structure, connecting rod 3 diameter equals 1 round platform tip diameter of handle of a knife, the 1 other end of handle of a knife is the cylindrical structure setting. Buffer beam 4 is the setting of round platform shape structure, the less one end of buffer beam 4 diameters is located to tool bit 2, and buffer beam 4 sets up to round platform shape structure with handle of a knife 1 and connecting rod 3 link, is convenient for move back the sword, and buffer beam 4's round platform shape structure can guarantee that buffer beam 4 atress is even simultaneously, reduces buffer beam 4 fracture probability. The cutter head 2 is arranged in a disc-shaped structure.

During the specific use, 2 cutting rotation in-process of tool bit, main sword 5 and the cooperation of auxiliary sword 6 are cut the cutting member, main sword 5 and the 6 cutting edges of auxiliary sword are located same horizontal side, the smoothness of cutting face has been guaranteed and has been leveled, and simultaneously, the cooperation of main sword 5 and the 6 double knives of auxiliary sword sets up, the cutting effect has been improved, in cutting process, 8 coolant liquid that add in accessible shaft hole, coolant liquid is through 8 dispersion flow of shaft hole to tool bit 2 in each cooling side opening 9, cool off the heat dissipation to tool bit 2, the life of tool bit 2 has been prolonged, in addition, the round platform shape structure setting of handle of a knife 1 and 3 links of connecting rod sets up with the round platform shape structure setting of buffer beam 4, be convenient for move back the sword.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cold milling cutter in T type which characterized in that: comprises a knife handle (1), a knife head (2), a connecting rod (3) and a buffer rod (4), one end of the connecting rod (3) is arranged on the knife handle (1), the buffer rod (4) is arranged at the other end of the connecting rod (3), the tool bit (2) is arranged on the buffer rod (4), the tool bit (2) is provided with a main blade (5) and an auxiliary blade (6), the auxiliary blades (6) are arranged on the blade wall of the main blade (5), the main blade (5) is uniformly provided with a plurality of groups along the tool bit (2), the auxiliary blades (6) are arranged corresponding to the main blades (5) one by one, a chip groove (7) is arranged between two adjacent groups of main blades (5), the center of the tool bit (2) is provided with a shaft hole (8), a cooling side hole (9) is arranged in the tool bit (2), and one end of the cooling side hole (9) is connected with the shaft hole (8), and the other end of the cooling side hole (9) is connected with the chip groove (7).

2. A T-shaped internally cooled milling cutter as set forth in claim 1, wherein: the edge heads of the main edge (5) and the auxiliary edge (6) are positioned on the same horizontal side surface.

3. A T-shaped internally cooled milling cutter as set forth in claim 1, wherein: the connecting rod is characterized in that one end of the handle (1) connected with the connecting rod (3) is in a circular truncated cone-shaped structure, the diameter of the connecting rod (3) is equal to the diameter of the small end of the circular truncated cone of the handle (1), and the other end of the handle (1) is in a cylindrical structure.

4. A T-shaped internally cooled milling cutter as set forth in claim 1, wherein: buffer beam (4) are the setting of round platform shape structure, buffer beam (4) diameter less one end is located in tool bit (2).

5. A T-shaped internal cold milling cutter according to claim 4, characterized in that: the tool bit (2) is arranged in a disc-shaped structure.