CN222608127U

CN222608127U - Single-edged forming knife with dynamic balancing groove

Info

Publication number: CN222608127U
Application number: CN202421252770.0U
Authority: CN
Inventors: 郑娟; 姚晶莹; 黄秀明
Original assignee: Changzhou Chuangkui Tool Co ltd
Current assignee: Changzhou Chuangkui Tool Co ltd
Priority date: 2024-06-03
Filing date: 2024-06-03
Publication date: 2025-03-14
Anticipated expiration: 2034-06-03

Abstract

The utility model belongs to the technical field of forming cutters, in particular to a single-edge forming cutter, which aims at the problems that when a single-edge forming milling cutter is used for processing a workpiece for a long time, the temperature of a cutting edge is too high, the cutting edge is damaged, and the service life is shortened. According to the utility model, the rotating ring is rotated to drive the rotating plate to rotate, so that the rotating plate is convenient for communicating and sealing the first infusion hole and the second infusion hole, when the single-blade forming cutter is used, cooling liquid can be conveniently led into the cooling hole on the cutter head through the structure of the single-blade forming cutter, the cutter head, the cutting edge and the polishing edge are cooled, the cutting edge and the polishing edge are prevented from being rapidly worn due to overhigh temperature, the service life of the single-blade forming cutter is prolonged, the second chip removal groove and the first dynamic balance groove are symmetrically arranged, and the running stability of the single-blade forming cutter is convenient to maintain when the single-blade forming cutter is used.

Description

Single-edge forming cutter with dynamic balance groove

Technical Field

The utility model relates to a single-edge forming cutter, in particular to a single-edge forming cutter with a dynamic balance groove, and belongs to the technical field of forming cutters.

Background

The formed cutter refers to a cutter with a certain shape which is manufactured by the cutter itself to meet the machining requirement, and is usually used for machining places which cannot be machined or cannot be machined in place by a common milling cutter. The single-edge forming cutter is mainly used for polishing or milling, and the workpiece is ground by the cutting edge in the rotating process to form a round hole or an arc groove.

In the prior art, a single-edge formed milling cutter disclosed by publication No. CN207942032U comprises a cutter handle, a chip groove, a back groove, a diameter cutting edge, a main cutting edge, an extrusion edge, a diameter transition arc, a groove bottom arc, a peripheral polishing edge and a rake angle, wherein the cutter handle is a cylinder and is integrally formed with the extrusion edge and is made of an integral hard alloy material, when the cutter is used, scraps generated by the cutting action of the diameter cutting edge and the main cutting edge are discharged along the chip removal direction of the combination of the chip groove and the back groove and the chip breaking direction of the groove bottom arc, the surface of a part is polished by the action of the peripheral polishing edge and the extrusion edge, the processing part and the cutter handle adopt the diameter transition arc transition to achieve the effect of dispersing processing acting force, and in addition, the cutting edge of the milling groove adopts a special rake angle design structure and a multi-groove structure, so that a plurality of grooves can be processed simultaneously to achieve the effect of improving the processing efficiency.

When the technical scheme is used, the cutter handle and the extrusion blade are integrally formed, and then the parts are polished and multi-groove processed through the diameter cutting blade, the main cutting edge, the extrusion blade, the diameter transition arc, the groove bottom arc, the peripheral polishing blade and the front angle on the cutter handle, when the single-blade forming milling cutter is used for processing the workpiece for a long time, the temperature of the cutting blade is too high, the cutting blade can be damaged, and the service life is shortened.

Disclosure of utility model

The utility model provides the single-edge forming cutter with the dynamic balance groove, which aims to solve the problems that the cutter for the single-edge forming milling cutter is used for processing a workpiece for a long time, the temperature of the cutter is too high, the cutter is damaged, and the service life is shortened.

The single-blade forming knife with the dynamic balance groove comprises a knife handle, wherein a cooling liquid hole is formed in the knife handle, one end of the cooling liquid hole is communicated with a first infusion groove, one end of the first infusion groove is provided with a rotating rod, one end of the rotating rod is fixedly provided with a connecting rod, and the outer side of one end of the rotating rod is provided with the first infusion hole;

the outer wall of bull stick is provided with the swivel, and the both sides of swivel all are fixed with the fixture block, and the outer wall of fixture block is provided with the draw-in groove, and the inside of swivel is fixed with the revolving plate, and infusion hole three has been seted up to the surface of revolving plate, and one side intercommunication of infusion hole three has infusion hole two, and the one end intercommunication of infusion hole two has infusion groove two, and the one end intercommunication of infusion groove two has the liquid way one.

As a still further scheme of the utility model, two sides of the first liquid channel are communicated with the second liquid channel, and one side of the second liquid channel is provided with the third liquid channel.

As a still further scheme of the utility model, one end of the third liquid channel is communicated with a second cooling hole, and one end of the second liquid channel is communicated with a first cooling hole.

As a still further scheme of the utility model, the rotating ring forms a rotating structure with the rotating rod through the clamping block and the clamping groove, and the first transfusion hole forms a communicating structure with the second transfusion hole through the third transfusion hole.

As a further scheme of the utility model, one side of the rotating plate is adhered with a first rubber pad, and the inner wall of the rotating plate is adhered with a second rubber pad.

As a still further proposal of the utility model, one end of the knife handle is fixed with a knife head, one side of the knife head is provided with a chip removal groove II, the other side of the knife head is provided with a dynamic balance groove I, one side of the dynamic balance groove I is provided with a cutting edge, and the chip removal groove II and the dynamic balance groove I are symmetrical with each other.

As a still further proposal of the utility model, the outer wall of the tool bit is provided with a polishing blade, and one side of the polishing blade is provided with a chip groove I.

The beneficial effects of the utility model are as follows:

According to the utility model, the rotating ring is rotated to drive the rotating plate to rotate, so that the rotating plate is convenient for communicating and sealing the first infusion hole and the second infusion hole, when the single-blade forming cutter is used, cooling liquid can be conveniently led into the cooling hole on the cutter head through the structure of the single-blade forming cutter, the cutter head, the cutting edge and the polishing edge are cooled, the cutting edge and the polishing edge are prevented from being rapidly worn due to overhigh temperature, the service life of the single-blade forming cutter is prolonged, the second chip removal groove and the first dynamic balance groove are symmetrically arranged, and the running stability of the single-blade forming cutter is convenient to maintain when the single-blade forming cutter is used.

Drawings

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

FIG. 2 is a schematic diagram of the connection structure of the swivel and the handle of the tool;

FIG. 3 is a schematic diagram of a second embodiment of the present utility model;

FIG. 4 is a schematic view of a first fluid delivery tank according to the present utility model;

Fig. 5 is a cross-sectional view of a tool tip according to the present utility model.

In the figure, 1, a knife handle; 2, a cooling liquid hole, 3, a first transfusion groove, 4, a clamping groove, 5, a rotating rod, 6, a first transfusion hole, 7, a connecting rod, 8, a second transfusion hole, 9, a second transfusion groove, 10, a first liquid channel, 11, a second liquid channel, 12, a cutter head, 13, a first cooling hole, 14, a second cooling hole, 15, a first dynamic balance groove, 16, a third liquid channel, 17, a cutting edge, 18, a polishing edge, 19, a first chip removing groove, 20, a swivel, 21, a clamping block, 22, a swivel plate, 23, a first rubber pad, 24, a second rubber pad, 25 and a third transfusion 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 5, a single-edge forming knife with a dynamic balance groove comprises a knife handle 1, wherein a cooling liquid hole 2 is formed in the knife handle 1, one end of the cooling liquid hole 2 is communicated with a first infusion groove 3, one end of the first infusion groove 3 is provided with a rotating rod 5, one end of the rotating rod 5 is fixedly provided with a connecting rod 7, the outer side of one end of the rotating rod 5 is provided with a first infusion hole 6, four first infusion holes 6 are formed in the rotating rod 5, the first infusion hole 6 penetrates through the rotating rod 5 and is communicated with the first infusion groove 3, and cooling liquid is conveniently input into the first infusion hole 6 through the cooling liquid hole 2 and the first infusion groove 3;

The outer wall of bull stick 5 is provided with swivel 20, the both sides of swivel 20 all are fixed with fixture block 21, the outer wall of fixture block 21 is provided with draw-in groove 4, the inside of swivel 20 is fixed with the revolving plate 22, the infusion hole third 25 has been seted up to the surface of revolving plate 22, one side intercommunication of infusion hole third 25 has infusion hole second 8, the one end intercommunication of infusion hole second 8 has infusion groove second 9, the one end intercommunication of infusion groove second 9 has liquid way first 10, be convenient for communicate and seal infusion hole first 6 and infusion hole second 8 through rotating swivel 20, when single-blade forming sword was used, be convenient for make the coolant liquid flow to infusion groove second 9 through infusion hole first 6, infusion hole third 25, the intercommunication of infusion hole second 8, rethread infusion groove second 9 and three liquid way are with its input cooling hole first 13 and cooling hole second 14, cool off cutting edge 17 and polishing edge 18.

Example two

In addition to all the technical features in the first embodiment, the present embodiment further includes:

Two sides of the first liquid channel 10 are communicated with the second liquid channel 11, one side of the second liquid channel 11 is provided with the third liquid channel 16, cooling liquid in the first liquid channel 10 can be respectively circulated into the second cooling hole 14 and the first cooling hole 13 through the second liquid channel 11 and the third liquid channel 16, the temperatures of the cutting edge 17 and the polishing edge 18 are reduced, and the service life of the single-edge forming cutter is prolonged.

One end of the third liquid channel 16 is communicated with a first cooling hole 13, one end of the second liquid channel 11 is communicated with a second cooling hole 14, and the cutting edge 17 and the polishing edge 18 are conveniently cooled through the first cooling hole 13 and the second cooling hole 14.

The swivel 20 forms the rotating structure through between fixture block 21 and draw-in groove 4 and the bull stick 5, the transfusion hole is first through constituting the communication structure between transfusion hole three 25 and the transfusion hole two 8, through rotating swivel 20, drive the swivel 22 and rotate, be convenient for swivel 22 communicates and seals transfusion hole one 6 and transfusion hole two 8, when the single-blade forming sword is used, be convenient for make the cooling fluid flow to the cooling hole on the tool bit 12 through its structure, cool down tool bit 12, cutting edge 17, polishing edge 18, prevent that the high temperature from making cutting edge 17 and polishing edge 18 wear fast, the life of extension single-blade forming sword, and chip groove two and dynamic balance groove one 15 symmetry set up, be convenient for keep the stationarity of single-blade forming sword operation when the single-blade forming sword is used.

One side of the rotating plate 22 is adhered with a first rubber pad 23, the inner wall of the rotating plate 22 is adhered with a second rubber pad 24, and the friction force between the rotating ring 20 and the rotating rod 5 and the connecting rod 7 can be increased through the first rubber pad 23 and the second rubber pad 24, so that the rotating ring 20 is prevented from rotating under the non-contact condition.

One end of the tool handle 1 is fixed with a tool bit 12, a chip removal groove II is formed in one side of the tool bit 12, a dynamic balance groove I15 is formed in the other side of the tool bit 12, a cutting edge 17 is arranged on one side of the dynamic balance groove I15, the chip removal groove II and the dynamic balance groove I15 are symmetrical, and the chip removal groove II and the dynamic balance groove I15 are symmetrically arranged, so that when the single-edge forming tool is used, the running stability of the single-edge forming tool is guaranteed, and chips cut by the cutting edge 17 can be discharged through the chip removal groove II.

The outer wall of the tool bit 12 is provided with a polishing edge 18, one side of the polishing edge 18 is provided with a junk slot I19, and the polished workpiece is polished conveniently by the polishing edge 18, so that the machined surface is smooth.

Working principle: before the single-blade forming cutter is used, the rotary rod 5 of the cutter handle 1 and the rotary ring 20 on the connecting rod 7 are rotated through the clamping block 21 and the clamping groove 4, the rotary ring 20 drives the rotary plate 22 to rotate, so that the third infusion hole 25 corresponds to the second infusion hole 8 and the first infusion hole 6, cooling liquid is conveniently input into the second infusion groove 9 through the first infusion hole 6, the third infusion hole 25 and the second infusion hole 8 when the cooling liquid enters into the first infusion groove 3 from the cooling liquid hole 2, friction force between the rotary ring 20 and the connecting rod 7 and the rotary rod 5 is increased through the first rubber pad 23 and the second rubber pad 24 when the rotary ring 20 is rotated, the rotary rod 5 is prevented from rotating outside the connecting rod 7 and the rotary rod 5, sealing effect can be achieved, and the cooling liquid is prevented from flowing out from gaps among the first infusion hole 6, the third infusion hole 25 and the second infusion hole 8, the cooling liquid is wasted, the first infusion hole 6 and the second infusion hole 8 can be sealed at any time through the swivel 20, after the cooling liquid flows into the second infusion groove 9, the cooling liquid flows into the second liquid channel 11 and the third liquid channel 16 through the first liquid channel 10 respectively, the cooling liquid flows out of the first cooling hole 13 and the second cooling hole 14 to cool the dynamic balance groove 15 and the cutting edge 17 at one side of the second chip groove and the polishing edge 18 on the outer wall of the cutter head 12, the service life of the single-edge forming cutter is prolonged, the single-edge forming cutter is prevented from processing a workpiece for a long time, the cutting edge 17 and the polishing edge 18 are overhigh in temperature, the cutting edge 17 and the polishing edge 18 are damaged, the service life is reduced, and chips processed by the cutting edge 17 and the polishing edge 18 can be discharged through the second chip groove and the first chip groove 19.

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 single-blade forming knife with the dynamic balance groove comprises a knife handle (1) and is characterized in that a cooling liquid hole (2) is formed in the knife handle (1), one end of the cooling liquid hole (2) is communicated with a first infusion groove (3), one end of the first infusion groove (3) is provided with a rotating rod (5), one end of the rotating rod (5) is fixedly provided with a connecting rod (7), and the outer side of one end of the rotating rod (5) is provided with a first infusion hole (6);

The outer wall of bull stick (5) is provided with swivel (20), the both sides of swivel (20) all are fixed with fixture block (21), the outer wall of fixture block (21) is provided with draw-in groove (4), the inside of swivel (20) is fixed with swivel plate (22), infusion hole three (25) have been seted up to the surface of swivel plate (22), one side intercommunication of infusion hole three (25) has infusion hole two (8), the one end intercommunication of infusion hole two (8) has infusion groove two (9), the one end intercommunication of infusion groove two (9) has liquid way one (10).

2. The single-edge forming cutter with the dynamic balance groove according to claim 1, wherein two sides of the first liquid channel (10) are communicated with the second liquid channel (11), and one side of the second liquid channel (11) is provided with the third liquid channel (16).

3. The single-edge forming cutter with the dynamic balance groove according to claim 2, wherein one end of the third liquid channel (16) is communicated with the second cooling hole (14), and one end of the second liquid channel (11) is communicated with the first cooling hole (13).

4. The single-edge forming knife with the dynamic balance groove according to claim 1, wherein the rotating ring (20) forms a rotating structure through the clamping block (21) and the clamping groove (4) and the rotating rod (5), and the first transfusion hole (6) forms a communicating structure through the third transfusion hole (25) and the second transfusion hole (8).

5. The single-edge forming cutter with the dynamic balance groove according to claim 1, wherein a first rubber pad (23) is adhered to one side of the rotating plate (22), and a second rubber pad (24) is adhered to the inner wall of the rotating plate (22).

6. The single-edge forming cutter with the dynamic balance groove according to claim 1, wherein one end of the cutter handle (1) is fixedly provided with a cutter head (12), one side of the cutter head (12) is provided with a chip removal groove II, the other side of the cutter head (12) is provided with a dynamic balance groove I (15), one side of the dynamic balance groove I (15) is provided with a cutting edge (17), and the chip removal groove II and the dynamic balance groove I (15) are symmetrical.

7. A single-edge forming tool with dynamic balance grooves as set forth in claim 6, wherein the outer wall of the tool bit (12) is provided with a polishing edge (18), and one side of the polishing edge (18) is provided with a junk slot I (19).