CN218135429U - Diamond cutter for reaming and reverse chamfering - Google Patents

Abstract

The utility model discloses a diamond cutter for reaming and anti-chamfer, including cutter main part and the cooling device of setting in the cutter main part inside, the cutter main part includes tool bit, sword neck and the handle of a knife of integral type design, the one end of tool bit is equipped with the chamfer blade, the both ends of sword neck are equipped with reamer blade and anti-chamfer blade respectively, cooling device is responsible for and cools off the branch pipe including the cooling, the one end and the stock solution chamber through connection that the cooling was responsible for, the one end and the cooling of cooling branch pipe are responsible for through connection, a plurality of roots the other end of cooling branch pipe runs through the cutter main part and respectively with chamfer blade, reamer blade and anti-chamfer blade one-to-one. This a diamond cutter for reaming and anti-chamfer simple structure, the modern design, convenient to use has greatly improved machining efficiency and machining precision, and the cooling effect is good, has avoided the blade to lead to disconnected sword and tipping because of rising temperature, has prolonged the life of blade.

Description

Diamond cutter for reaming and reverse chamfering

Technical Field

The utility model belongs to the technical field of the cutter, concretely relates to diamond cutter for reaming and anti-chamfer.

Background

The method is characterized in that orifice chamfering is required to be carried out during high-precision hole machining in mechanical parts, at present, reaming and orifice chamfering are carried out separately during machining, a reaming cutter is used for reaming at first, and then chamfering machining is carried out after the reaming cutter is replaced by a chamfering cutter. The reamer is a rotary cutter with one or more cutter teeth and used for cutting off a thin metal layer on the surface of a machined hole, and the reamer is a rotary finish machining cutter with a straight edge or a spiral edge and used for reaming or repairing the hole; the chamfering tool can be used for processing orifice deburring, chamfering and sinking socket, and has the premise that a guide hole is needed, subsequent processing can be carried out, and the taper conical hole is large in top and small in bottom. The traditional machining method is that two machining tools are adopted, two times of clamping are carried out, the reaming and orifice chamfering machining is independently completed, the machining efficiency is low, errors are prone to occurring, some composite tools can complete the reaming and one-side orifice chamfering through one-time machining in the market, when chamfering is needed to be carried out on two sides of an orifice, workpieces need to be turned over, the existing composite tools are complex in structure, cutting fluid is difficult to spray on blades in time, the cooling effect is poor, and the phenomenon that the blades are broken or broken is caused easily. Therefore, it is highly desirable to design a diamond tool for reaming and reverse chamfering to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a diamond cutter that is used for reaming and anti-chamfer to solve the problem that exists among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a diamond cutter for reaming and anti-chamfer, includes cutter main part and sets up the cooling device in the cutter main part is inside, cutter main part includes tool bit, sword neck and the handle of a knife of integral type design, the one end of tool bit is equipped with the chamfer blade, the both ends of sword neck are equipped with the reamer piece respectively and anti-chamfer blade, the one end of handle of a knife is equipped with the spread groove, be equipped with the stock solution chamber in the handle of a knife, cooling device is responsible for and cooling branch pipe including the cooling, the one end and the stock solution chamber through connection that the cooling was responsible for, the one end and the cooling of cooling branch pipe are responsible for through connection, a plurality of the other end of cooling branch pipe runs through cutter main part and respectively with chamfer blade, reamer piece and anti-chamfer blade one-to-angle.

Furthermore, the number of the chamfering blades is two, and the chamfering blades are symmetrically arranged relative to the central axis of the cutter body.

Furthermore, the number of the reamer blades is four, and the four reamer blades are equidistantly surrounded at one end of the cutter neck.

Furthermore, the number of the reverse chamfer blades is four, and the four reverse chamfer blades are equidistantly surrounded at the other end of the cutter neck.

Furthermore, the cutting edges of the chamfering blade and the reverse chamfering blade are obliquely arranged and have complementary inclination angles, the cutting edge of the reaming blade is a right-angle cutting edge, the maximum distance between the chamfering blades is smaller than the maximum distance between the reverse chamfering blades, and the maximum distance between the reverse chamfering blades is smaller than the maximum distance between the reaming blades.

Still further, the axis of stock solution chamber, spread groove, cooling main pipe and cutter main part coincide.

Still further, the material of cutter main part is the tool steel, the material of chamfer blade, reamer piece and anti-chamfer blade is diamond compact piece, chamfer blade, reamer piece and anti-chamfer blade all weld with the cutter main part.

The utility model discloses a technological effect and advantage: this a diamond cutter for reaming and anti-chamfer simple structure, the modern design, high durability and convenient use, through setting up the chamfer blade, reamer blade and anti-chamfer blade, realized that one-time processing accomplishes the reaming and carries out the chamfer to both sides drill way, machining efficiency and machining precision have greatly been improved, through setting up the stock solution chamber, the cooling is responsible for and cools off the branch pipe, realized that the cutting fluid directly sprays on the blade, the cooling effect is good, avoided the blade to lead to disconnected sword and tipping because of rising temperature, the life of blade has been prolonged.

Drawings

Fig. 1 is a sectional view in a front view direction of the present invention;

FIG. 2 isbase:Sub>A sectional view taken along the direction A-A of the present invention;

FIG. 3 is a cross-sectional view taken along the direction B-B of the present invention;

fig. 4 is a cross-sectional view along the C-C direction of the present invention.

In the figure: 100. a cutter body; 101. a cutter head; 102. a cutter neck; 103. a knife handle; 104. chamfering the blade; 105. a reamer blade; 106. a reverse chamfer blade; 107. a liquid storage cavity; 108. connecting grooves; 200. a cooling device; 201. cooling the main pipe; 202. and cooling the branch pipes.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to 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" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a diamond cutter for reaming and reverse chamfer as shown in fig. 1-4, including cutter main body 100 and the cooling device 200 of setting in cutter main body 100 inside, cutter main body 100 includes the tool bit 101 of integral type design, sword neck 102 and handle of a knife 103, the one end of tool bit 101 is equipped with chamfer blade 104, the both ends of sword neck 102 are equipped with reamer piece 105 and reverse chamfer blade 106 respectively, the one end of handle of a knife 103 is equipped with spread groove 108, be equipped with stock solution chamber 107 in the handle of a knife 103, cooling device 200 is responsible for 201 and cooling branch 202 including the cooling, the cooling is responsible for the one end and stock solution chamber 107 through connection, the one end and the cooling of cooling branch 202 are responsible for 201 through connection, the other end of a plurality of cooling branch 202 run through cutter main body 100 and respectively with chamfer blade 104, reamer piece 105 and reverse chamfer blade 106 correspond one-to-one-to-one, conveniently directly spray the cutting fluid on the blade, the cooling effect is good, avoid the blade to take place the disconnected sword and collapse the sword because of high temperature, the life of blade has been prolonged.

In addition, two chamfering blades 104 are arranged, two chamfering blades 104 are symmetrically arranged about the central axis of the cutter body 100, four reverse chamfering blades 106 are arranged, and the four reverse chamfering blades 106 are equidistantly surrounded at one end, close to the cutter head 101, of the cutter neck 102, so that both sides of an expanded hole in a workpiece can be conveniently chamfered and reversely chamfered.

Specifically, four reaming blades 105 are arranged, the four reaming blades 105 are equidistantly surrounded at one end, close to the tool handle 103, of the tool neck 102, holes machined in a workpiece can be reamed, and the size tolerance of the workpiece can be conveniently controlled.

It is worth mentioning that the cutting edges of the chamfer blades 104 and the reverse chamfer blades 106 are all obliquely arranged and have complementary inclination angles, the cutting edge of the reamer blade 105 is a right-angled edge, the maximum distance between the chamfer blades 104 is smaller than the maximum distance between the reverse chamfer blades 106, and the maximum distance between the reverse chamfer blades 106 is smaller than the maximum distance between the reamer blades 105.

It should be noted that, the central axes of the liquid storage cavity 107, the connecting groove 108, the cooling main pipe 201 and the tool body 100 coincide, so that the tool body 100 is more stable in the rotating process, which is beneficial to improving the processing quality.

Specifically, the material of cutter main body 100 is the tool steel, chamfer blade 104, reamer piece 105 and anti-chamfer blade 106's material is diamond compact piece, diamond compact piece adopts diamond micropowder and carbide substrate sintering under superhigh pressure high temperature condition to form, both had the high rigidity of diamond, high abrasion resistance and heat conductivity, the intensity and the impact toughness who has carbide again, it is the ideal material of making cutting tool, well drilling drill bit and other wear-resisting tool, chamfer blade 104, reamer piece 105 and anti-chamfer blade 106 all weld with cutter main body 100, the welded structure steadiness is better, be difficult for droing.

The working principle is as follows: when the diamond cutter for reaming and reverse chamfering is used, firstly, the cutter main body 100 is fixedly connected with a machine tool main shaft through the cutter handle 103, then cutting fluid is injected into the fluid storage cavity 107 and pressurized, the cutting fluid is sprayed to the cutter blade through the cooling branch pipe 202 after entering the cooling main pipe 201, then the machine tool main shaft is started, the machine tool main shaft drives the cutter main body 100 to rotate, at the moment, the chamfering cutter blade 104 reams a hole on a machined part, then the cutter main body 100 continues to feed until the reaming cutter blade 105 and the reverse chamfering cutter blade 106 finish machining of two sides of the hole respectively. This a diamond cutter for reaming and anti-chamfer simple structure, the modern design, high durability and convenient use, through setting up chamfer blade 104, reamer piece 105 and anti-chamfer blade 106, realized that once processing accomplishes the reaming and carries out the chamfer to both sides drill way, machining efficiency and machining precision have greatly been improved, through setting up stock solution chamber 107, the cooling is responsible for 201 and cooling branch 202, realized that the cutting fluid directly sprays on the blade, the cooling effect is good, avoided the blade to lead to disconnected sword and tipping because of rising temperature, the life of blade has been prolonged.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. A diamond tool for reaming and reverse chamfering, characterized by: including cutter main part (100) and cooling device (200) of setting in cutter main part (100) inside, cutter main part (100) include tool bit (101), sword neck (102) and handle of a knife (103) of integral type design, the one end of tool bit (101) is equipped with chamfer blade (104), the both ends of sword neck (102) are equipped with reamer piece (105) and anti-chamfer blade (106) respectively, the one end of handle of a knife (103) is equipped with spread groove (108), be equipped with stock solution chamber (107) in handle of a knife (103), cooling device (200) are responsible for (201) and are responsible for cooling branch pipe (202) including the cooling, the one end and the stock solution chamber (107) through connection of cooling branch pipe (202), the one end and the cooling of cooling branch pipe (202) are responsible for (201) through connection, a plurality of the other end of cooling branch pipe (202) run through cutter main part (100) and respectively with chamfer blade (104), reamer piece (105) and anti-chamfer blade (106) one-to-one.

2. A diamond tool for reaming and reverse chamfering according to claim 1, wherein: the chamfering tool comprises a tool body (100), and is characterized in that the chamfering blades (104) are arranged in two, and the two chamfering blades (104) are symmetrically arranged relative to the central axis of the tool body (100).

3. A diamond tool for reaming and reverse chamfering according to claim 1, wherein: the number of the reamer blades (105) is four, and the four reamer blades (105) are equidistantly arranged at one end of the cutter neck (102).

4. A diamond tool for reaming and reverse chamfering according to claim 3, wherein: the number of the reverse chamfer blades (106) is four, and the four reverse chamfer blades (106) surround the other end of the cutter neck (102) at equal intervals.

5. A diamond tool for reaming and reverse chamfering according to claim 1, wherein: the cutting edges of the chamfering blades (104) and the reverse chamfering blades (106) are all obliquely arranged and have complementary oblique angles, the cutting edge of the reaming blade (105) is a right-angle cutting edge, the maximum distance between the chamfering blades (104) is smaller than the maximum distance between the reverse chamfering blades (106), and the maximum distance between the reverse chamfering blades (106) is smaller than the maximum distance between the reaming blades (105).

6. A diamond tool for reaming and reverse chamfering according to claim 1, wherein: the central axes of the liquid storage cavity (107), the connecting groove (108), the cooling main pipe (201) and the cutter main body (100) are superposed.

7. A diamond tool for reaming and reverse chamfering according to claim 1, wherein: the material of cutter main part (100) is the tool steel, the material of chamfer blade (104), reamer piece (105) and reverse chamfer blade (106) is diamond compact piece, chamfer blade (104), reamer piece (105) and reverse chamfer blade (106) all with cutter main part (100) welding.

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