CN214920582U

CN214920582U - Cooling liquid sprays knife face behind blade lathe tool

Info

Publication number: CN214920582U
Application number: CN202121200748.8U
Authority: CN
Inventors: 王玉明
Original assignee: Dalian Hengrui Precision Machinery Co ltd
Current assignee: Dalian Hengrui Precision Machinery Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-30
Anticipated expiration: 2031-06-01

Abstract

The utility model belongs to the field of lathe machining, in particular to a coolant liquid spraying cutter face turning tool behind a blade, which comprises a tool body, a tool bit and a blade; one end of the cutter body is fixedly connected with a cutter head, a blade is arranged in the middle of the cutter head, a main cooling hole is formed in the cutter body, a first diversion hole is formed in the cutter head and communicated with the main cooling hole, second diversion holes are formed in two ends of the main cooling hole, and an inclined nozzle is formed in one end of each second diversion hole; the cooling liquid is conveyed through the main cooling hole, and after the cooling liquid is divided through the first dividing hole and the second dividing hole, the cooling liquid is sprayed to the front face and the back face of the blade from the oblique nozzle, so that the blade is comprehensively cooled, and the service life of the blade is prolonged.

Description

Cooling liquid sprays knife face behind blade lathe tool

Technical Field

The utility model relates to a lathe machining field specifically is a coolant liquid spouts knife face lathe tool behind blade.

Background

The turning tool is a cutting part tool for turning, and the turning tool is one of the most widely used tools in the cutting; the cutting part of the turning tool consists of a main cutting edge, an auxiliary cutting edge, a front tool face, a main rear tool face, an auxiliary rear tool face and a tool sharp corner.

The existing turning tools are cooled in a mode that cooling liquid is sprayed to the front tool face of the blade, the situation can cause the tool tip to be cooled, but the existing turning tools are only limited to the front tool face, and for a rear tool face which always generates friction with a workpiece, the cooling effect is not sufficient, so that the abrasion of the rear tool face is much faster than that of the front tool face, and the service life of the turning tool is directly reduced; therefore, a turning tool in which coolant is sprayed toward the insert flank has been proposed to address the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, current lathe tool all is that the coolant liquid spouts the mode of blade rake face and cools off, and this kind of condition is though can let the tool tip cool off, but is limited to the rake face only, to producing frictional back knife face with the work piece always, and the cooling effect is not very abundant, leads to the wearing and tearing of back knife face much faster than the rake face, directly leads to the problem of the life-span decline of cutter, the utility model provides a coolant liquid spouts to blade back knife face lathe tool.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a coolant liquid sprays knife face lathe tool behind blade, including blade, tool bit and blade; one end of the cutter body is fixedly connected with a cutter head, a blade is arranged in the middle of the cutter head, a main cooling hole is formed in the cutter body, a first diversion hole is formed in the cutter head and communicated with the main cooling hole, second diversion holes are formed in two ends of the main cooling hole, and an inclined nozzle is formed in one end of each second diversion hole; the service life of the blade is prolonged.

The second diversion holes on two sides are positioned on two sides of the blade, the oblique nozzles on two sides are aligned with the blade, and the diameter of a water inlet of each oblique nozzle is larger than that of a water outlet; the pressure at the time of the ejection of the coolant is further increased.

The second diversion holes on the two sides are provided with connecting grooves, and one surface of each connecting groove, which is close to the corresponding blade, is provided with a plurality of inclined nozzles; further improving the service life of the blade.

A mounting hole is formed in the side surface of the cutter head, a blade is slidably mounted in the mounting hole, a fixing groove is formed in the side surface of the cutter head, an inner ring of the fixing groove is sleeved on an outer ring of the mounting hole, a pressing block is slidably mounted in the fixing groove, a plurality of first threaded holes are formed in the outer ring of the inner wall of the fixing groove, a plurality of first through holes are formed in the outer side of the pressing block, a first bolt is slidably mounted in the first through holes, and the outer ring of the first bolt is in threaded fit with the inner ring of the first threaded holes; the fixed installation of the blade is realized.

The other end of the cutter body is fixedly connected with a water pipe connector, the inner ring of the water pipe connector is communicated with the main cooling hole, and the outer ring of the water pipe connector is fixedly connected with a plurality of sealing rings; the sealing effect of the joint is further improved.

The side wall of the knife body is provided with a plurality of anti-skidding grooves; the cutter body is prevented from falling off from the lathe.

The utility model discloses an useful part lies in:

1. the cooling liquid is conveyed through the main cooling hole, and after the cooling liquid is divided through the first flow dividing hole and the second flow dividing hole, the pressure of the cooling liquid during spraying is improved due to the conical inclined nozzles, the cooling liquid is sprayed to the front side and the back side of the blade from the plurality of inclined nozzles, the blade is comprehensively cooled, and the service life of the blade is prolonged;

2. drive the briquetting through first bolt and fix in the fixed slot for the briquetting compresses tightly the blade in the installing port, has realized the fixed mounting of blade.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is an overall sectional view of the first embodiment;

FIG. 3 is an exploded view of the first embodiment;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

fig. 5 is an exploded view of the second embodiment.

In the figure: 1. a blade body; 2. a cutter head; 3. a blade; 4. a main cooling hole; 5. a first diverter orifice; 6. a second flow dividing orifice; 7. an inclined nozzle; 8. connecting grooves; 9. an installation port; 10. fixing grooves; 11. briquetting; 12. a first threaded hole; 13. a first bolt; 14. a water pipe joint; 15. an anti-slip groove; 16. embedding strips; 17. a second threaded hole; 18. and a second bolt.

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 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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a turning tool with coolant sprayed to the rear surface of a blade comprises a tool body 1, a tool bit 2 and a blade 3; one end of the cutter body 1 is fixedly connected with a cutter head 2, a blade 3 is arranged in the middle of the cutter head 2, a main cooling hole 4 is formed in the cutter body 1, a first flow dividing hole 5 is formed in the cutter head 2, the first flow dividing hole 5 is communicated with the main cooling hole 4, second flow dividing holes 6 are formed in two ends of the main cooling hole 4, and an inclined nozzle 7 is formed at one end of each second flow dividing hole 6; the cooling liquid is conveyed through the main cooling hole 4, and after the cooling liquid is divided through the first flow dividing hole 5 and the second flow dividing hole 6, the cooling liquid is sprayed to the front surface and the back surface of the blade 3 from the oblique nozzle 7, so that the blade 3 is comprehensively cooled, and the service life of the blade 3 is prolonged.

The second diversion holes 6 on two sides are positioned on two sides of the blade 3, the oblique nozzles 7 on two sides are aligned with the blade 3, and the diameter of a water inlet of each oblique nozzle 7 is larger than that of a water outlet; by providing the inclined nozzle 7 in a tapered shape, the pressure at the time of ejecting the coolant is further increased.

The second diversion holes 6 on the two sides are provided with connecting grooves 8, and one surface, close to the blade 3, of each connecting groove 8 is provided with a plurality of inclined nozzles 7; through a plurality of slant nozzles 7 that set up for it is more sufficient comprehensive to spout the coolant liquid to blade 3, thereby has further improved the life of blade 3.

A mounting opening 9 is formed in the side surface of the cutter head 2, the blade 3 is slidably mounted in the mounting opening 9, a fixing groove 10 is formed in the side surface of the cutter head 2, an inner ring of the fixing groove 10 is sleeved on an outer ring of the mounting opening 9, a pressing block 11 is slidably mounted in the fixing groove 10, a plurality of first threaded holes 12 are formed in the outer ring of the inner wall of the fixing groove 10, a plurality of first through holes are formed in the outer side of the pressing block 11, first bolts 13 are slidably mounted in the first through holes, and the outer rings of the first bolts 13 are in threaded fit with the inner rings of the first threaded holes 12; the pressing block 11 is driven by the first bolt 13 to be fixed in the fixing groove 10, so that the pressing block 11 presses the blade 3 in the mounting opening 9, and the blade 3 is fixedly mounted.

The other end of the cutter body 1 is fixedly connected with a water pipe joint 14, the inner ring of the water pipe joint 14 is communicated with the main cooling hole 4, and the outer ring of the water pipe joint 14 is fixedly connected with a plurality of sealing rings; the water pipe joint 14 is used for connecting a cooling liquid conveying pipe, and the sealing ring further improves the sealing effect of the joint.

The side wall of the knife body 1 is provided with a plurality of anti-skid grooves 15; through the antiskid groove 15 that sets up, improved blade 1's clamping capacity, avoided blade 1 to drop from the lathe.

Example two

Referring to fig. 5, as another implementation manner of the present invention, in a first comparative example, a plurality of panels 16 are fixedly connected to a side wall of the mounting opening 9, a plurality of sliding grooves are formed in a side surface of the blade 3, inner walls of the sliding grooves are in sliding fit with outer walls of the panels 16, a second through hole is formed in a middle portion of the blade 3, a second threaded hole 17 is formed in a middle portion of an inner wall of the mounting opening 9, a second bolt 18 is slidably mounted inside the second through hole, and an outer ring of the second bolt 18 is in threaded fit with an inner ring of the second threaded hole 17; through the sliding fit of the panel 16 and the sliding groove, the blade 3 can be conveniently and accurately installed by workers, and meanwhile, the blade 3 is prevented from shaking; the fixing strength of the blade 3 is further improved by the screw-fit of the second bolt 18 with the second screw hole 17.

The working principle is as follows: firstly, installing the blade 3 into the installation opening 9, installing the pressing block 11 into the fixing groove 10, penetrating the first through hole by using a first bolt 13, screwing the first through hole into the first threaded hole 12, driving the pressing block 11 to be locked in the fixing groove 10, and pressing the blade 3 in the installation opening 9;

then, the cutter body 1 is installed in a lathe, the water pipe joint 14 is connected with a cooling liquid conveying pipe, cooling liquid is conveyed through the main cooling hole 4, the cooling liquid is divided through the first flow dividing hole 5 and the second flow dividing hole 6, the pressure of the cooling liquid during spraying is improved due to the conical inclined nozzle 7, the cooling liquid is sprayed to the front face and the back face of the blade 3 from the inclined nozzle 7, the blade 3 is comprehensively cooled, and the service life of the blade 3 is prolonged.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a coolant liquid spouts knife face lathe tool behind blade which characterized in that: comprises a knife body (1), a knife head (2) and a blade (3); one end rigid coupling tool bit (2) of blade (1), mid-mounting blade (3) of tool bit (2), main cooling hole (4) are seted up to the inside of blade (1), first reposition of redundant personnel hole (5) are seted up to the inside of tool bit (2), first reposition of redundant personnel hole (5) intercommunication main cooling hole (4), second reposition of redundant personnel hole (6) are seted up at the both ends of main cooling hole (4), slant nozzle (7) are seted up to the one end of second reposition of redundant personnel hole (6).

2. The coolant-jet cutting insert flank turning tool according to claim 1, wherein: the two sides are the second diversion holes (6) located on the two sides of the blades (3), the oblique nozzles (7) are aligned to the blades (3), and the diameter of the water inlets of the oblique nozzles (7) is larger than that of the water outlets.

3. The coolant-jet cutting insert flank turning tool according to claim 2, characterized in that: both sides spread pore (6) and all offer spread groove (8) second, a plurality of slant nozzles (7) are offered to the one side that spread groove (8) are close to blade (3).

4. The coolant-jet cutting insert flank turning tool according to claim 1, wherein: installing port (9) is seted up to the side of tool bit (2), inside slidable mounting blade (3) of installing port (9), fixed slot (10) is seted up to the side of tool bit (2), the inner circle cover of fixed slot (10) is in the outer lane of installing port (9), inside slidable mounting briquetting (11) of fixed slot (10), a plurality of first screw holes (12) are seted up to the inner wall outer lane of fixed slot (10), a plurality of first through-holes are seted up in the outside of briquetting (11), the first bolt (13) of inside slidable mounting of first through-hole, the outer lane of first bolt (13) and the inner circle screw-thread fit of first screw hole (12).

5. The coolant-jet cutting insert flank turning tool according to claim 1, wherein: the other end of the cutter body (1) is fixedly connected with a water pipe connector (14), the inner ring of the water pipe connector (14) is communicated with the main cooling hole (4), and the outer ring of the water pipe connector (14) is fixedly connected with a plurality of sealing rings.

6. The coolant-jet cutting insert flank turning tool according to claim 1, wherein: the side wall of the knife body (1) is provided with a plurality of anti-skidding grooves (15).