CN211360805U

CN211360805U - Milling cutter for cutting hard alloy rapidly and efficiently

Info

Publication number: CN211360805U
Application number: CN201921398624.8U
Authority: CN
Inventors: 梁雪锋
Original assignee: Wuhan Nice Tool Co ltd
Current assignee: Wuhan Nice Tool Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-08-28
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a high efficiency cuts milling cutter for carbide, including handle of a knife and tool bit, the handle of a knife is located the bottom fixed connection of tool bit, the top of tool bit is provided with the milling cutter sword, the tool bit upper end is provided with the spiral sword of being connected with milling cutter sword an organic whole, the top that the handle of a knife is close to the tool bit is provided with the fender bits board, the middle part of handle of a knife is provided with the cooling plate, be provided with the cooling bath that extends to be close to the chip groove on handle of a knife and the tool bit, the lower extreme of handle of a knife is provided with grip block one, the lower extreme of grip block one is connected with the supporting rod, the lower extreme of supporting rod is connected with grip block two, the middle part of tool bit and handle of a knife is provided with the coolant liquid through-hole of being connected. Has the advantages that: milling cutter is more stable, is difficult to drop, improves the machining precision for milling cutter efficient cutting, and increase milling cutter's durability and life.

Description

Milling cutter for cutting hard alloy rapidly and efficiently

Technical Field

The utility model relates to a carbide cutter field particularly, relates to a high efficiency cuts milling cutter for carbide.

Background

A tool is a tool used for cutting machining in machine manufacturing, and is also called a cutting tool. The milling cutter is a rotary cutter with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently. The cutter and the workpiece can be rubbed to generate higher temperature, and when the cutter and the workpiece are milled at high temperature for a long time, the cutter and the workpiece can be influenced to a certain degree, namely, the cutter is easy to damage, the machining precision of the machined part of the workpiece is reduced, even the machined product is scrapped, and the service life of the cutter head is shortened.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a high efficiency cuts milling cutter for carbide to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

a milling cutter for cutting hard alloy rapidly and efficiently comprises a cutter handle and a cutter head, wherein the cutter handle is positioned at the bottom of the cutter head and fixedly connected, a milling cutter edge is arranged at the top end of the cutter head, a spiral blade integrally connected with the milling cutter edge is arranged at the upper end of the cutter head, a corresponding chip groove is arranged between the spiral blades, a chip blocking plate is arranged at the top end of the cutter handle close to the cutter head, a cooling plate is arranged in the middle of the cutter handle, a cooling groove extending to be close to the chip groove is arranged on the cutter handle and the cutter head, the inside of the cooling groove is matched with the cooling plate, a first clamping plate is arranged at the lower end of the cutter handle, a clamping rod is connected at the lower end of the first clamping plate, a second clamping plate is connected at the lower end of the clamping rod, a cooling liquid channel is arranged in the middle of the cutter head and the cutter handle, cooling liquid through holes connected with, and a cooling liquid inlet is formed in one end, far away from the cooling liquid through hole, of the cutter handle.

Furthermore, the knife handle is made of hard alloy.

Furthermore, a plurality of chip breakers are arranged on the spiral blade, and the width of each chip breaker is 1-2 mm.

Furthermore, an anti-interference step is arranged between the connection part of the tool bit and the tool handle.

Further, the number of the cooling liquid through holes is two.

Furthermore, one end of the chip blocking plate, which is close to the cutter head, is provided with a wear-resistant coating.

Furthermore, the lower extreme of cooling plate is provided with the gusset plate, the handle of a knife is close to the cooling plate middle part is provided with the recess, the middle part round hole of gusset plate is in the recess is corresponding, the middle part both ends of gusset plate all are provided with the threaded rod that extends to the round hole, the threaded rod with the screw hole of gusset plate middle part both ends matches and is connected, the middle part of round hole be provided with recess matched with connect the fixture block.

The utility model provides a high efficiency cuts milling cutter for carbide, beneficial effect as follows: the utility model discloses a run through in handle of a knife and tool bit and connecting portion and set up the coolant liquid passageway, in high-speed operation in-process, let the coolant liquid flow through from the coolant liquid passageway, flow from the coolant liquid through-hole on tool bit top again, the high temperature problem of effectual reduction tool bit, improve the durability and the life of tool bit, gusset plate through being connected with the cooling plate is at the recess fixed connection of fixture block with the handle of a knife, effectively improve the connectivity of cooling plate, and cooperation supporting rod and grip block two, can put the effectual centre gripping of this carbide end mill, the intensity of centre gripping has been improved, milling cutter is more stable, be difficult to drop, and then improve the machining precision, make the cutting of milling cutter efficient, and increase milling cutter's durability and life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a milling cutter for fast and efficient cutting of cemented carbide according to an embodiment of the present invention;

fig. 2 is a schematic view of a coolant passage of a milling cutter for fast and efficient cutting of cemented carbide according to an embodiment of the present invention;

fig. 3 is a schematic view of a reinforcing plate of a milling cutter for cutting cemented carbide with high efficiency according to an embodiment of the present invention.

In the figure:

1. a knife handle; 2. a cutter head; 3. milling a cutting edge; 4. a helical blade; 5. a chip groove; 6. a chip blocking plate; 7. A cooling plate; 8. a cooling tank; 9. a first clamping plate; 10. a clamping rod; 11. a second clamping plate; 12. a coolant passage; 13. a coolant through hole; 14. a coolant inlet; 15. a chip breaker groove; 16. interference steps are prevented; 17. a reinforcing plate; 18. a groove; 19. a threaded rod; 20. a threaded hole; 21. and (7) clamping blocks.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a high efficiency cuts milling cutter for carbide.

The first embodiment is as follows:

as shown in FIGS. 1-3, the milling cutter for cutting hard alloy with high speed and high efficiency according to the embodiment of the invention comprises a cutter handle 1 and a cutter head 2, wherein the cutter handle 1 is fixedly connected with the bottom of the cutter head 2, the top end of the cutter head 2 is provided with a milling blade 3, the upper end of the cutter head 2 is provided with a spiral blade 4 integrally connected with the milling blade 3, a corresponding chip discharge groove 5 is arranged between the spiral blades 4, the top end of the cutter handle 1 close to the cutter head 2 is provided with a chip baffle plate 6, the middle part of the cutter handle 1 is provided with a cooling plate 7, the cutter handle 1 and the cutter head 2 are provided with a cooling groove 8 extending close to the chip discharge groove 5, the inside of the cooling groove 8 is matched with the cooling plate 7, the lower end of the cutter handle 1 is provided with a first clamping plate 9, the lower end of the first clamping plate 9 is connected with a clamping rod 10, the, the cutting tool comprises a cutting tool bit 2 and a cutter handle 1, wherein a cooling liquid channel 12 is arranged in the middle of the cutting tool bit 2, the upper end of the cutting tool bit 2 is close to the two sides of a milling cutting edge 3, cooling liquid through holes 13 connected with the cooling liquid channel 12 are formed in the two sides of the milling cutting edge, and a cooling liquid inlet 14 is formed in one end, far away from the cooling liquid through holes 13, of the cutter handle 1.

Example two:

as shown in fig. 1 to 3, the tool shank 1 is made of cemented carbide. The spiral blade 4 is provided with a plurality of chip breakers 15, and the width of each chip breaker 15 is 1-2 mm. An anti-interference step 16 is arranged between the connection part of the tool bit 2 and the tool shank 1. The number of the coolant passage holes 13 is two. And one end of the chip blocking plate 6, which is close to the cutter head 2, is provided with a wear-resistant coating.

As shown in fig. 1-3, a reinforcing plate 17 is arranged at the lower end of the cooling plate 7, a groove 18 is formed in the middle of the shank close to the cooling plate 7, a middle circular hole of the reinforcing plate 17 is located in the groove 18 and corresponds to the groove 18, threaded rods 19 extending to the circular holes are arranged at two ends of the middle of the reinforcing plate 17, the threaded rods 19 are connected with threaded holes 20 at two ends of the middle of the reinforcing plate 17 in a matched manner, and connecting clamping blocks 21 matched with the groove 18 are arranged in the middle of the circular holes.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the milling cutter blade 3 can be used for rapidly curling and discharging a cutting pin under the action of the spiral blade 4 and the chip groove 5, so that metal cutting is facilitated and is not easy to block, the surface of a workpiece is scratched, the processing efficiency and quality are improved, the chip cutting belt can be effectively cut off by arranging the chip groove 15, chips cannot be wound, the flowing direction of the chips is convenient to control, the processing surface precision is ensured, the cutting resistance is reduced, the service life of a cutter is prolonged, the cooling liquid channel 12 is arranged in the cutter handle 1, the cutter head 2 and the connecting part in a penetrating manner, the cooling liquid flows through the cooling liquid channel 12 and flows out from the cooling liquid through hole 13 at the top end of the cutter head 2 in the high-speed operation process, the high-temperature problem of the cutter head is effectively reduced, the durability and the service life of the cutter head 2 are improved, the temperature of the milling cutter during cutting is effectively reduced, and the cooling liquid, through setting up cooling bath 8, can add man-hour, can rub between cutter and the work piece and produce the heat and carry in cooling bath 8, make the heat can dispel fast, through setting up cooling plate 7, can effectively absorb the heat in cooling bath 8, help tool bit 2 dispels the heat fast, and still through supporting rod 10 and grip block two 11, can live with the effectual centre gripping of this carbide end mill, the intensity of centre gripping has been improved, milling cutter is more stable, be difficult to drop, through keeping off bits board 6, block the piece outside, can avoid the influence of iron fillings when cutting.

To sum up, with the help of the utility model discloses an above-mentioned technical scheme, through setting up and running through in handle of a knife 1 and tool bit 2 and connecting portion and set up coolant liquid passageway 12, at high-speed operation in-process, let the coolant liquid flow through from coolant liquid passageway 12, the coolant liquid through-hole 13 on 2 tops of tool bit flows out again, the high temperature problem of effectual reduction tool bit, improve the durability and the life of tool bit 2, gusset plate 17 through being connected with cooling plate 7 is at fixture block 21 and handle of a knife 1's recess 18 fixed connection, effectively improve the connectivity of cooling plate 7, and cooperate holding rod 10 and grip block two 11, can live the effectual centre gripping of this carbide end mill, the intensity of centre gripping has been improved, milling cutter is more stable, be difficult to drop, and then improve the machining precision, make efficient milling cutter cut, and increase milling cutter's durability and life.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The milling cutter for quickly and efficiently cutting the hard alloy is characterized by comprising a cutter handle (1) and a cutter head (2), wherein the cutter handle (1) is fixedly connected with the bottom of the cutter head (2), a milling cutter edge (3) is arranged at the top end of the cutter head (2), a spiral blade (4) integrally connected with the milling cutter edge (3) is arranged at the upper end of the cutter head (2), a corresponding chip discharge groove (5) is formed between the spiral blades (4), a chip blocking plate (6) is arranged at the top end, close to the cutter head (2), of the cutter handle (1), a cooling plate (7) is arranged in the middle of the cutter handle (1), cooling grooves (8) extending to be close to the chip discharge groove (5) are formed in the cutter handle (1) and the cutter head (2), the inner parts of the cooling grooves (8) are matched with the cooling plate (7), a first clamping plate (9) is arranged at the lower end of the cutter handle (1, the lower extreme of grip block (9) is connected with supporting rod (10), the lower extreme of supporting rod (10) is connected with grip block two (11), tool bit (2) with the middle part of handle of a knife (1) is provided with coolant liquid passageway (12), the upper end of tool bit (2) just is close to the both sides of milling cutting edge (3) all be provided with coolant liquid through-hole (13) that coolant liquid passageway (12) are connected, handle of a knife (1) is kept away from the one end of coolant liquid through-hole (13) is provided with coolant liquid and advances mouthful (14).

2. The milling cutter for rapid and efficient cutting of cemented carbide according to claim 1, wherein the shank (1) is of cemented carbide.

3. The milling cutter for rapid and efficient cutting of cemented carbide according to claim 1, characterized in that the helical edge (4) is provided with chip breakers (15), the width of the chip breakers (15) being 1-2 mm.

4. Milling cutter for fast and efficient cutting of cemented carbide according to claim 1, characterised in that an interference-proof step (16) is provided between the connection of the tool head (2) and the holder (1).

5. The milling cutter for rapid and efficient cutting of cemented carbide according to claim 1, characterized in that the number of coolant through holes (13) is two.

6. Milling cutter for the rapid and efficient cutting of cemented carbide according to claim 1, characterised in that the end of the chip shield (6) near the tool head (2) is provided with a wear resistant coating.

7. The milling cutter for rapidly and efficiently cutting hard alloy according to claim 1, wherein a reinforcing plate (17) is arranged at the lower end of the cooling plate (7), a groove (18) is formed in the middle of the cutter handle close to the cooling plate (7), a circular hole in the middle of the reinforcing plate (17) corresponds to the groove (18), threaded rods (19) extending to the circular hole are arranged at two ends of the middle of the reinforcing plate (17), the threaded rods (19) are matched and connected with threaded holes (20) in two ends of the middle of the reinforcing plate (17), and a connecting clamping block (21) matched with the groove (18) is arranged in the middle of the circular hole.