CN216461798U

CN216461798U - Turning and drilling integrated high-efficiency cutter

Info

Publication number: CN216461798U
Application number: CN202122981082.0U
Authority: CN
Inventors: 唐超
Original assignee: Dalian Jiechao Tools Co ltd
Current assignee: Dalian Jiechao Tools Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-10
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a turning and drilling integrated high-efficiency cutter, which comprises a cutter handle, wherein a pair of cutter supporting bodies are arranged on one side end surface of the cutter handle, and 2 cutter supporting bodies are respectively provided with an inner hole small round cutting blade and an inner hole large round cutting blade; the end face of the knife handle, which is on the same side with the knife supporting body, is provided with a center drill, and the center drill is arranged in the middle of the 2 knife supporting bodies; the device has the functions of turning and drilling simultaneous processing, performs axial and radial simultaneous segmented processing on a workpiece, reduces the cutting resistance, improves the cutting efficiency, improves the product quality, increases the smoothness of a product, ensures the stability of high-efficiency processing, and greatly reduces the time for winding and adjusting scrap iron of a shutdown cutter.

Description

Turning and drilling integrated high-efficiency cutter

Technical Field

The utility model relates to the technical field of cutters, in particular to a turning and drilling integrated high-efficiency cutter.

Background

In the current common machining, a lot of inner hole machining is encountered, and in the common machining technical mode and method, the hole is generally finished in a mode of firstly drilling and then turning. However, if an end face groove or an end face groove hole is machined, due to the fact that a boss is formed in the middle of the end face groove or the end face groove hole, the machining mode of drilling and turning cannot be selected for machining, so that the machining mode of turning can be selected only, the groove is generally wide in width, the grooving cutter is machined for multiple times, machining time is long, and therefore the turning and drilling integrated high-efficiency cutter is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, namely the problems of the prior art, the utility model provides a turning and drilling integrated high-efficiency cutter, which comprises a cutter handle, wherein a pair of cutter supporting bodies are arranged on one side end surface of the cutter handle, and 2 cutter supporting bodies are respectively provided with an inner hole small round cutting blade and an inner hole large round cutting blade;

the end face of the knife handle and the end face of the knife supporting body on the same side are provided with a center drill, and the center drill is arranged in the middle of the 2 knife supporting bodies.

Preferably, an inner cooling main cavity is arranged in the tool holder, inner cooling water distribution holes communicated with the inner cooling main cavity are formed in one side, close to the inner hole small round cutting blade and the inner hole large round cutting blade, of the outer surface of the tool holder, and one end, far away from the tool supporting body, of the inner cooling main cavity is communicated with a preset machine tool through a sealing connecting piece.

Preferably, the sealing connecting piece comprises a sealing conversion tool end connector and a sealing conversion equipment end connector which are communicated with each other, the sealing conversion tool end connector and one end of the inner cooling main cavity, far away from the tool supporting body, are in threaded connection, and the sealing conversion equipment end connector is communicated with a preset machine tool.

Preferably, 2 cutter supporting bodies are respectively provided with an inner hole small circular cutting blade groove and an inner hole large circular cutting blade groove, the inner hole small circular cutting blade is installed in the inner hole small circular cutting blade groove through a blade fastening screw, and the inner hole large circular cutting blade is installed in the inner hole large circular cutting blade groove through the blade fastening screw.

Preferably, the handle is in threaded connection with a center drill fastening screw for fixing the center drill.

Preferably, the outer side wall of the knife handle is provided with a fixed positioning surface.

The beneficial technical effects of the utility model are as follows: the device has the functions of turning and drilling simultaneous processing, performs axial and radial simultaneous segmented processing on a workpiece, reduces the cutting resistance, improves the cutting efficiency, improves the product quality, increases the smoothness of a product, ensures the stability of high-efficiency processing, and greatly reduces the time for winding and adjusting scrap iron of a shutdown cutter.

Drawings

Fig. 1 shows a schematic front view of the present invention.

Fig. 2 shows a left side view schematic of the inventive tool shank.

Fig. 3 shows a right-side view structural schematic diagram of the tool shank of the utility model.

Reference numeral 1, a tool handle, 2, a sealed conversion tool end joint, 3, a tool supporting body, 4, an inner hole small circle cutting blade, 5, an inner hole large circle cutting blade, 6, a center drill, 7, an inner cooling main cavity, 8, an inner cooling water diversion hole, 9, a sealed conversion equipment end joint, 10, an inner hole small circle cutting tool groove, 11, an inner hole large circle cutting tool groove, 12, a center drill fastening screw, 13, a fixed positioning surface, 14 and a workpiece.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

The utility model provides a turning and drilling integrated high-efficiency cutter, which comprises a cutter handle 1, wherein a pair of cutter supporting bodies 3 are arranged on one side end surface of the cutter handle 1, and an inner hole small circular cutting blade 4 and an inner hole large circular cutting blade 5 are respectively arranged on 2 cutter supporting bodies 3; the inner hole small round cutting blade 4 and the inner hole large round cutting blade 5 both adopt W-shaped standard blades, namely hexagonal blades;

the end face of the knife handle 1, which is on the same side as the knife supporting body 3, is provided with a central drill 6, and the central drill 6 is arranged in the middle of the 2 knife supporting bodies 3;

the device during operation, handle of a knife 1 is installed on predetermineeing the lathe, the relative handle of a knife 1 of work piece rotates, when the work piece rotates with hole small circle cutting blade 4, hole large circle cutting blade 5 and central drill 6 contact, hole small circle cutting blade 4 and hole large circle cutting blade 5 carry out the turning to the work piece, central drill 6 drills to the work piece, divide the sectional type cutting process of doing all can through two blades of hole small circle cutting blade 4 and hole large circle cutting blade 5, a blade adopts the small circle external diameter of 14 end face slot bores of turning mode processing work piece, a blade adopts the big circle external diameter of 14 end face slot bores of turning mode processing work piece, and two blades adopt the drilling mode to process end face slot axial bottom surface again, make the cutter not only possess the turning function, the function of drilling has been realized again. When the two blade cutting edges process the axial bottom of the end surface groove, the two blade cutting edges cut the bottom surface of the end surface groove in a segmented manner, so that the cutting resistance of the cutter can be greatly reduced, the cutting efficiency of the cutter is greatly improved, the blades are turned to use, a certain chip breaking function of turning is realized, the drilling function of a drill bit is realized, and the cutting speed is increased by several times; the cutting stability is better ensured by double-edge cutting;

when the cutter is used for turning and drilling the end surface groove of the workpiece 14, the central drill 6 is additionally arranged, so that the workpiece 14 to be machined is simultaneously machined to form a required central hole, the time for changing the cutter again is saved, the swing stability in cutter cutting is reduced, the cutting time for machining the central hole again is saved, and the machining efficiency is greatly improved.

Specifically, an inner-cooling main cavity 7 is arranged in a tool holder 1, an inner-cooling water diversion hole 8 communicated with the inner-cooling main cavity 7 is formed in one side, close to an inner hole small round cutting blade 4 and an inner hole large round cutting blade 5, of the outer surface of the tool holder 1, and one end, far away from a tool supporting body 3, of the inner-cooling main cavity 7 is communicated with a preset machine tool through a sealing connecting piece;

interior cold interior main cavity 7 is filled in and is filled high pressure cutting fluid, make high pressure cutting fluid directly can spray including hole small circle cutting blade 4 through interior cold distributive hole 8, the cutting position of hole large circle cutting blade 5, the rate of utilization and the result of use of cutting fluid have been improved, hole small circle cutting blade 4 has been reduced, the cutter life-span that hole large circle cutting blade 5 was heated and is caused reduces, also make 14 end face grooves of discharge work piece that iron fillings can be fine, the overstock and the residue of iron fillings have been reduced, the surface finish of work piece has been improved.

Specifically, the sealing connecting piece comprises a sealing conversion tool end connector 2 and a sealing conversion equipment end connector 9 which are communicated with each other, the sealing conversion tool end connector 2 is in threaded connection with one end, far away from the tool supporting body 3, of the inner cooling main cavity 7, and the sealing conversion equipment end connector 9 is communicated with a preset machine tool;

through the sealed cooperation that 7 threaded connection of cold main cavity in sealed conversion tool end joint 2 realized, fine assurance sealing effect solves the pressure of cutter cutting fluid and weakens the problem, chooses suitable sealed conversion equipment end joint 9 for use with predetermineeing the lathe end and link to each other like the principle.

Specifically, 2 cutter supporting bodies 3 are respectively provided with an inner hole small circular cutting blade groove 10 and an inner hole large circular cutting blade groove 11, the inner hole small circular cutting blade 4 is installed in the inner hole small circular cutting blade groove 10 through a blade fastening screw, and the inner hole large circular cutting blade 5 is installed in the inner hole large circular cutting blade groove 11 through a blade fastening screw;

the inner hole small circle cutting blade 4 and the inner hole large circle cutting blade 5 are respectively clamped with the inner hole small circle cutting blade groove 10 and the inner hole large circle cutting blade groove 11 in a three-edge matching mode, installation flatness is better guaranteed by the small circle cutting blade 4 and the inner hole large circle cutting blade 5, the limitation of the degree of freedom of the small circle cutting blade 4 and the inner hole large circle cutting blade 5 is guaranteed, the small circle cutting blade 4 and the inner hole large circle cutting blade 5 cannot deflect, the problem of repeated blade exchange positioning accuracy is solved, and the orientation accuracy of the blades is improved.

Specifically, a center drill fastening screw 12 for fixing the center drill 6 is connected to the tool shank 1 in a threaded manner;

not only the magnitude of the clamping force can be adjusted by the centre drill fastening screw 12, but also the required extension of the centre drill 6.

Specifically, a fixed positioning surface 13 is arranged on the outer side wall of the cutter handle 1;

when the cutter handle 1 is installed in a cutter sleeve of a machine tool, the fixed positioning surface 13 is adopted for positioning and orienting design, the direction of a cutting edge of the cutter and the position of the center height are ensured, the adjusting time of the height and the position of a cutter tip is reduced, and the problems of non-uniform positioning and non-uniform height of a blade are solved.

While the utility model has been described with reference to a preferred embodiment, various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model, and particularly, features shown in the various embodiments may be combined in any suitable manner without departing from the scope of the utility model. It is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are for convenience of description only, and do not indicate or imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the utility model, and the technical scheme after the changes or substitutions can fall into the protection scope of the utility model.

Claims

1. The utility model provides a turning and drilling integral type high efficiency cutter, includes handle of a knife (1), its characterized in that: a pair of tool supporting bodies (3) is arranged on one side end face of the tool holder (1), and inner hole small circle cutting blades (4) and inner hole large circle cutting blades (5) are respectively arranged on 2 tool supporting bodies (3);

the end face of the knife handle (1) and the end face of the knife supporting body (3) on the same side are provided with a central drill (6), and the central drill (6) is arranged in the middle of the 2 knife supporting bodies (3).

2. The turning and drilling integrated high-efficiency cutter according to claim 1, characterized in that: the tool holder is characterized in that an inner cooling main cavity (7) is arranged in the tool holder (1), an inner cooling water diversion hole (8) communicated with the inner cooling main cavity (7) is formed in one side, close to the inner hole small circle cutting blade (4) and the inner hole large circle cutting blade (5), of the outer surface of the tool holder (1), and one end, far away from the tool supporting body (3), of the inner cooling main cavity (7) is communicated with a preset machine tool through a sealing connecting piece.

3. The turning and drilling integrated high-efficiency cutter according to claim 2, characterized in that: the sealing connecting piece comprises a sealing conversion tool end connector (2) and a sealing conversion equipment end connector (9) which are communicated with each other, the sealing conversion tool end connector (2) is connected with one end of an inner cooling main cavity (7) far away from a tool supporting body (3) in a threaded mode, and the sealing conversion equipment end connector (9) is communicated with a preset machine tool.

4. The turning and drilling integrated high-efficiency cutter according to claim 1, characterized in that: 2 be equipped with hole small circle cutting sword groove (10) and hole great circle cutting sword groove (11) on cutter supporter (3) respectively, hole small circle cutting blade (4) are installed in hole small circle cutting sword groove (10) through blade fastening screw, hole great circle cutting blade (5) are installed in hole great circle cutting sword groove (11) through blade fastening screw.

5. The turning and drilling integrated high-efficiency cutter according to claim 1, characterized in that: and a center drill fastening screw (12) for fixing the center drill (6) is connected to the cutter handle (1) in a threaded manner.

6. The turning and drilling integrated high-efficiency cutter according to claim 1, characterized in that: the outer side wall of the knife handle (1) is provided with a fixed positioning surface (13).