CN211387080U

CN211387080U - Novel three-blade track groove cutter

Info

Publication number: CN211387080U
Application number: CN202020033519.0U
Authority: CN
Inventors: 陶宏均; 薛瑞平; 权东彪; 宋康
Original assignee: Zynp Corp Dingrui Technology Co ltd
Current assignee: Zynp Corp Dingrui Technology Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-09-01
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses a novel three-blade track slotting tool, which comprises a tool clamping part, a welding platform and a tool bit, wherein the end of the tool clamping part is connected with the welding platform, the tool bit is arranged on the welding platform, the tool bit of the tool bit adopts a double relief angle design, and the double relief angle design of the tool bit not only can ensure the stability of the tool bit under the impact of continuous operation, but also can prevent the interference of a workpiece and improve the grinding precision; the utility model discloses can replace emery wheel grinding technology, solve prior art's problem, stability when having the improvement continuity of operation, ensure precision, increase of service life, simple structure, advantage that the practical benefit is high of inside groove size.

Description

Novel three-blade track groove cutter

Technical Field

The utility model relates to the technical field of cutters, specifically a novel three-blade track slotting tool.

Background

The grooving milling cutter is used for leaving grooves with corresponding specifications on processed metal, part of the track of the existing product is connected by steel balls, the requirements on the size and the precision of an inner groove are very high, but in the process of grinding the track of the inner groove by a grinding wheel, the loss of the grinding wheel is very serious, the size and the precision of the grinding track are greatly different from the required specifications, the appearance of the grinding wheel generates large deformation due to grinding, and the service life is very short; therefore, the problems of instability and service life of the existing grinding wheel grinding process are solved, and the fact that the accuracy and the stability of the size of the processed inner groove track are guaranteed under the condition of continuous operation is of substantial significance. Therefore, it is very necessary to provide a novel three-edged raceway groove cutter which has improved stability during continuous operation, ensures the dimensional accuracy of the inner groove, has a prolonged service life, and is simple in structure and high in practical efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve prior art's problem, provide a stability when improving continuity of operation, ensure precision, increase of service life, simple structure, the high novel three sword track groove knives of practical benefit of inside groove size.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel three-edge track groove cutter, cutter clamping part, the end-to-end connection of cutter clamping part have welded platform, welded platform on evenly install three tool bit, the sword head of tool bit all adopt the design of two relief angles, the design of two relief angles of sword head include little relief angle and big relief angle.

Preferably, the welding platform on evenly be provided with three right angle grooves, the tool bit pass through PCBN welding technique and weld the right angle inslot.

Preferably, the tool clamping part and the welding platform are integrally formed.

Preferably, the material of tool bit select for use PCBN composite piece.

Preferably, the small relief angle is 7 ° and the large relief angle is 14 °.

Preferably, the tool clamping portion is cylindrical in shape.

Preferably, the distances between the centers of the minor axes of the knifepoints of the three cutter heads are kept consistent, and the grinding diameter of the three cutter heads is 20 mm.

The utility model adopts the cutter clamping part which has simple structure and is integrated with the welding platform, the size of the bar can be properly reduced, the use of raw materials is saved, the weight of the cutter is reduced, the cutter clamping part is consistent with the clamping mode of the bench drill, and the clamping is convenient; the welding platform is adopted, three right-angle grooves are uniformly formed in the welding platform, contact points with the welding platform are more, welding is more stable, a platform is provided for welding and mounting of the tool bit, the tool bit is more convenient to dissipate heat, and the stability of the three-edge track groove tool in continuous operation is improved; the utility model adopts PCBN material, improves the practical grinding strength, greatly reduces grinding loss and prolongs the service life; the cutting edge with the double-relief angle design is adopted, the small relief angle is 7 degrees, the large relief angle is 14 degrees, the small relief angle can ensure the stability of the cutter head under continuous operation impact, the large relief angle can prevent workpiece interference, and the grinding precision is improved; the utility model has the advantages of stability when improving continuity of operation, the precision of ensureing the inside groove size, increase of service life, simple structure, practical high.

Drawings

Fig. 1 is a schematic structural view of a novel three-blade orbital slot cutter of the present invention;

fig. 2 is the utility model relates to a cutting edge double relief angle design drawing of novel three-edged track slotting tool.

Fig. 3 is the utility model relates to a tool bit and right angle groove of novel three-edged track groove sword are at welded platform's distribution schematic diagram.

In the figure: 1. the cutting tool comprises a cutting tool clamping part 2, a welding platform 3, a cutting head 4, a right-angle groove 5, a cutting edge head alpha 1, a small back angle alpha 2 and a large back angle.

Detailed Description

The technical solution 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a novel three-edge track groove cutter, includes cutter clamping part 1, the end-to-end connection of cutter clamping part 1 have welded platform 2, welded platform 2 on evenly install three tool bit 3, the sword head 5 of tool bit 3 all adopt the design of two relief angles, the design of two relief angles of sword head 5 include little relief angle alpha 1 and big relief angle alpha 2.

Preferably, welded platform 2 on evenly be provided with three right-angle groove 4, tool bit 3 pass through PCBN welding technique and weld in right-angle groove 4.

Preferably, the tool clamping part 1 and the welding platform 2 are integrally formed.

Preferably, the material of tool bit 3 choose PCBN composite piece for use.

Preferably, the small clearance angle α 1 is 7 °, and the large clearance angle α 2 is 14 °.

Preferably, the tool clamping portion 1 is cylindrical in shape.

Preferably, the distances between the centers of the minor axes of the cutting tips of the three cutting heads 3 are kept consistent, and the grinding diameter of the three cutting heads 3 is 20 mm.

The utility model adopts the cutter clamping part 1 which has simple structure and is integrated with the welding platform 2, the size of the bar can be properly reduced, the use of raw materials is saved, the weight of the cutter is reduced, the cutter clamping part is consistent with the clamping mode of the bench drill, and the clamping is convenient; the welding platform 2 is adopted, three right-angle grooves 4 are uniformly formed in the welding platform 2, contact points with the welding platform 2 are more, welding is more stable, a platform is provided for welding and mounting of the tool bit 3, the tool bit 3 is more convenient to dissipate heat, and stability of the three-edge track groove tool in continuous operation is improved; the utility model has the advantages that the tool bit 3 is made of PCBN material, thereby improving the practical grinding strength, greatly reducing the grinding loss and prolonging the service life; the cutting edge 5 designed by double relief angles is adopted, the small relief angle alpha 1 is 7 degrees, the large relief angle alpha 2 is 14 degrees, the small relief angle alpha 1 can ensure the stability of the cutter head under continuous operation impact, the large relief angle alpha 2 can prevent workpiece interference, and the grinding precision is improved; the utility model has the advantages of stability when improving continuity of operation, the precision of ensureing the inside groove size, increase of service life, simple structure, practical high.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel three sword track groove cutters which characterized in that: including cutter clamping portion, the end-to-end connection of cutter clamping portion have welded platform, welded platform on evenly install three tool bit, the sword head of tool bit all adopt the design of two relief angles, the design of two relief angles of sword head include little relief angle and big relief angle.

2. A novel three-edged orbital grooving tool as set forth in claim 1 wherein: the welding platform on evenly be provided with three right angle grooves, the tool bit pass through PCBN welding technique and weld the right angle inslot.

3. A novel three-edged orbital grooving tool as set forth in claim 1 wherein: the cutter clamping part and the welding platform are integrally formed.

4. A novel three-edged orbital grooving tool as set forth in claim 1 wherein: the material of tool bit select for use PCBN composite piece.

5. A novel three-edged orbital grooving tool as set forth in claim 1 wherein: the small relief angle is 7 degrees, and the large relief angle is 14 degrees.

6. A novel three-edged orbital grooving tool as set forth in claim 1 wherein: the cutter clamping part is cylindrical.

7. A novel three-edged orbital grooving tool as set forth in claim 1 wherein: the distances of the short axes of the tool noses of the three tool bits are kept consistent, and the grinding diameters of the three tool bits are 20 mm.