CN215746472U - Shell type rough turning composite cutter bar - Google Patents
Shell type rough turning composite cutter bar Download PDFInfo
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- CN215746472U CN215746472U CN202122337153.3U CN202122337153U CN215746472U CN 215746472 U CN215746472 U CN 215746472U CN 202122337153 U CN202122337153 U CN 202122337153U CN 215746472 U CN215746472 U CN 215746472U
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Abstract
The utility model provides a shell type rough turning composite cutter bar which comprises a cutter handle and a cutter head, wherein a mounting seat is arranged at the front end of the cutter head, a rectangular groove is formed in the center of the front end of the cutter head and vertically penetrates through the mounting seat, a limiting part is arranged on the mounting seat, a cutter holder is arranged in the limiting part and fixed with the limiting part through a bolt, the cutter holder is provided with a first cutter blade groove, a first screw hole is formed in the bottom surface of the first cutter blade groove, a pressing plate is arranged on the cutter holder, a first cutter blade is arranged in the first cutter blade groove, a second cutter blade groove is formed in the mounting seat and close to the bottom surface of the rectangular groove, a second screw hole is formed in the bottom surface of the second cutter blade groove, and a second cutter blade is arranged in the second cutter blade groove. Simple structure sets up excircle processing blade and end face machining blade on a mount pad, but synchronous processing excircle and terminal surface have optimized manufacturing procedure, have improved production efficiency, convenient operation.
Description
Technical Field
The utility model belongs to the technical field of machining tools, and particularly relates to a sleeve type rough turning composite cutter bar.
Background
Turning is a common machining mode, tools with different machining functions are usually mounted on a lathe through three or more than three stations of an indexable turret, each tool is responsible for the corresponding machining function, and switching between the tools is completed through turret switching stations. For the multi-station processing of batch parts, tool changing is needed when the single-blade processing is converted every time a process is changed, as shown in fig. 1, the parts are limited by the number of tool positions of a common numerical control lathe and are subjected to mechanical abrasion and faults caused by frequent tool position changing, so that the size precision error of products in the processing process is increased, the stability of the products is influenced, a large amount of processing time is wasted due to frequent tool position and tool changing in the processing process, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a sleeve type rough turning composite cutter bar.
In order to achieve the purpose, the utility model provides the following technical scheme:
a sleeve type rough turning composite cutter bar comprises a cutter handle and a cutter head, wherein the front end of the cutter head is provided with a mounting seat, the number of the mounting seats is 2, 2 of the mounting seats are arranged by rotating 180 degrees, the center of the front end of the cutter head is provided with a rectangular groove, the rectangular groove vertically penetrates through the mounting seats, a limiting part is arranged on the mounting seats, the limiting part is close to the rectangular groove, a cutter holder is arranged in the limiting part, the cutter holder and the limiting part are fixed by bolts,
the cutter holder is provided with a first blade groove, the bottom surface of the first blade groove is provided with a first screw hole, the cutter holder is provided with a pressing plate, a first blade is arranged in the first blade groove, the first blade is provided with a bolt and fixed in the first blade groove,
the mounting seat is provided with a second blade groove, the second blade groove is close to the bottom surface of the rectangular groove, a second screw hole is formed in the bottom surface of the second blade groove, a second blade is arranged in the second blade groove, and the second blade is fixed in the second blade groove through a bolt.
Further, the handle of a knife, tool bit set up to be cylindric, the tool bit is provided with the tangent plane, the tangent plane with mount pad bottom surface parallel arrangement, the tangent plane mirror image sets up 2 groups.
Further, the upper surface of the tool holder is inclined by 6 degrees.
Furthermore, the first blade groove and the first screw hole are perpendicular to the upper surface of the cutter holder.
Further, the tool holder is provided with an avoiding part.
Furthermore, drainage holes are formed in the knife handle and the knife head.
Further, the first blade and the second blade are of the type SNMG 090304.
Has the advantages that: the sleeve type composite cutter bar is simple in structure, the excircle processing blade and the end face processing blade are arranged on the same mounting seat, the excircle and the end face can be synchronously processed, the processing procedure is optimized, the production efficiency is improved, and the operation is convenient;
drainage holes are formed in the knife handle and the knife head and are communicated with cooling liquid to cool the two blades, so that the influence on the quality of a cutting surface caused by overheating of the blades in the machining process is avoided;
the cutter holder is arranged, so that the cutter holder is convenient to replace, the composite cutter bar is convenient to machine, and the cutting precision is improved.
Drawings
FIG. 1 is a diagram of a workpiece to be machined according to the prior art;
FIG. 2 is a schematic structural view of a sleeve type rough turning composite cutter bar provided by the utility model;
FIG. 3 is a front view of a composite cutter bar for rough turning according to the present invention;
FIG. 4 is a left side view of a sleeve type rough turning composite cutter bar provided by the utility model;
fig. 5 is a main plan view and a plan view of the tool holder of the sleeve type rough turning composite tool bar provided by the utility model.
In the figure: the tool comprises a tool handle 1, a tool bit 2, a 201 mounting seat, a 202 rectangular groove, a 203 limiting part, a 204 second blade groove, a 205 second screw hole, a 206 tangent plane, a 3 tool holder, a 301 first blade groove, a 302 first screw hole, a 303 pressing plate, a 304 avoiding part, a 4 first blade and a 5 second blade.
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 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 of the present invention without any inventive step, are within the scope of the present invention.
As shown in fig. 2-5, the composite cutter bar for rough turning provided by the utility model comprises a cutter handle 1 and a cutter head 2, wherein the front end of the cutter head 2 is provided with a mounting seat 201, 2 mounting seats 201 are arranged, the front end of the cutter head 2 rotates 180 degrees, the center of the front end of the cutter head 2 is provided with a rectangular groove 202, the rectangular groove 202 vertically penetrates through the mounting seat 201, the mounting seat 201 is provided with a limit part 203, the limit part 203 is arranged close to the rectangular groove 202, a cutter holder 3 is arranged in the limit part 203, the cutter holder 3 and the limit part 203 are fixed by bolts, the cutter holder 3 is convenient to replace,
the cutter holder 3 is provided with a first blade groove 301, the bottom surface of the first blade groove 301 is provided with a first screw hole 302, the cutter holder 3 is provided with a pressing plate 303, the first blade groove 301 is internally provided with a first blade 4, the first blade 4 is provided with a bolt and fixed in the first blade groove 301 and is secondarily fixed through the pressing plate 303,
the mounting seat 201 is provided with a second blade groove 204, the second blade groove 204 is arranged near the bottom surface of the rectangular groove 202, the bottom surface of the second blade groove 204 is provided with a second screw hole 205, the second blade groove 204 is provided with a second blade 5, and the second blade 5 is fixed in the second blade groove 204 by bolts.
In practical application, the tool holder 1 and the tool bit 2 are cylindrical, the tool bit 2 is provided with a tangent plane 206, the tangent plane 206 is parallel to the bottom surface of the mounting seat 201, and the tangent plane 206 is arranged in 2 groups in a mirror image mode.
In practice, the holder 3 is arranged with its upper surface inclined by 6 degrees.
In practical applications, the first insert groove 301 and the first screw hole 302 are perpendicular to the upper surface of the holder 3, so that the tip of the first insert 4 protrudes outwards to cut an outer circle when the first insert is mounted.
In practical applications, the holder 3 is provided with a relief portion 304, and the relief portion 304 is arranged to avoid interference between the second insert 5 and the holder 3.
In practical application, drainage holes are formed in the tool handle 1 and the tool bit 2, and the drainage holes are beneficial to cooling cutting fluid flowing to the blade.
In practical application, the model of the first blade 4 and the second blade 5 is SNMG090304, and a universal model is adopted, so that the replacement is convenient.
The working principle is as follows:
when the composite cutter bar is used, a workpiece rotates, the composite cutter bar is horizontally fed, and when the composite cutter bar is used for cutting, the first blade 4 performs excircle and fillet processing and the second blade 5 performs end face cutting, so that the composite cutter bar is processed in place in one step, and the cutter changing time is saved.
The foregoing shows and describes the principles, essential features and advantages of the present invention, with front, rear, left and right non-limiting reference being made thereto, primarily for the purpose of illustrating the technology more intuitively, and without limitation. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical spirit and features of the present invention, and the present invention is not limited thereto but may be implemented by those skilled in the art.
Claims (7)
1. The utility model provides a compound cutter arbor of shell type rough turning which characterized in that: comprises a knife handle (1) and a knife head (2), wherein the front end of the knife head (2) is provided with a mounting seat (201), the number of the mounting seats (201) is 2, 2 of the mounting seats (201) are arranged in a 180-degree rotating way, the center of the front end of the knife head (2) is provided with a rectangular groove (202), the rectangular groove (202) vertically penetrates through the mounting seat (201), the mounting seat (201) is provided with a limiting part (203), the limiting part (203) is arranged close to the rectangular groove (202), a knife holder (3) is arranged in the limiting part (203), the knife holder (3) and the limiting part (203) are fixed by bolts,
the tool holder (3) is provided with a first blade groove (301), the bottom surface of the first blade groove (301) is provided with a first screw hole (302), the tool holder (3) is provided with a pressing plate (303), a first blade (4) is arranged in the first blade groove (301), the first blade (4) is provided with a bolt fixed in the first blade groove (301),
the mounting seat (201) is provided with a second blade groove (204), the second blade groove (204) is arranged close to the bottom surface of the rectangular groove (202), the bottom surface of the second blade groove (204) is provided with a second screw hole (205), the second blade groove (204) is provided with a second blade (5), and the second blade (5) is fixed in the second blade groove (204) through bolts.
2. The shell type rough turning composite cutter bar according to claim 1, characterized in that: the knife handle (1) and the knife head (2) are arranged to be cylindrical, the knife head (2) is provided with a tangent plane (206), the tangent plane (206) is parallel to the bottom surface of the mounting seat (201), and 2 groups of the tangent plane (206) are arranged in a mirror image mode.
3. The shell type rough turning composite cutter bar according to claim 1, characterized in that: the upper surface of the tool holder (3) is inclined by 6 degrees.
4. The shell type rough turning composite cutter bar according to claim 1, characterized in that: the first insert groove (301) and the first screw hole (302) are perpendicular to the upper surface of the tool holder (3).
5. The shell type rough turning composite cutter bar according to claim 1, characterized in that: the tool holder (3) is provided with an escape portion (304).
6. The shell type rough turning composite cutter bar according to claim 1, characterized in that: and drainage holes are formed in the knife handle (1) and the knife head (2).
7. The shell type rough turning composite cutter bar according to claim 1, characterized in that: the first blade (4) and the second blade (5) are of the type SNMG 090304.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337153.3U CN215746472U (en) | 2021-09-26 | 2021-09-26 | Shell type rough turning composite cutter bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337153.3U CN215746472U (en) | 2021-09-26 | 2021-09-26 | Shell type rough turning composite cutter bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215746472U true CN215746472U (en) | 2022-02-08 |
Family
ID=80091146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122337153.3U Active CN215746472U (en) | 2021-09-26 | 2021-09-26 | Shell type rough turning composite cutter bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215746472U (en) |
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2021
- 2021-09-26 CN CN202122337153.3U patent/CN215746472U/en active Active
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