CN214185419U

CN214185419U - PCDE super large front angle milling cutter

Info

Publication number: CN214185419U
Application number: CN202022744387.5U
Authority: CN
Inventors: 艾凡
Original assignee: Wuhan Jinboli Diamond Technology Co ltd
Current assignee: Wuhan Jinboli Diamond Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-09-14
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a PCDE (prestressed concrete iron) super large front angle milling cutter, which belongs to the field of milling cutters and comprises a milling cutter main body and a milling cutter mounting disc, wherein one end of the milling cutter main body is fixedly connected with a fixed block, the other end of the fixed block is fixedly connected with a threaded rod, a plurality of arc cutting edges are arranged on the outer side of the milling cutter main body, chip grooves are arranged among the arc cutting edges, a first groove is arranged at the center of the other end of the milling cutter main body, a second groove is arranged at the bottom of the first groove, a mounting hole groove is arranged at the end part of the threaded rod, a first annular groove is arranged at the outer side of the mounting hole groove of the threaded rod, the milling cutter mounting disc comprises a mounting shaft and a cutter disc, the mounting shaft and the cutter disc are integrally formed, one end of the mounting shaft is inserted into the mounting hole groove, a second annular groove is arranged at the outer side of the mounting shaft, a fixing device is sleeved at the outer side of the joint of the milling cutter main body and the mounting shaft, the utility model has reasonable design, simple structure, simple to operate, it is efficient, be worth wideling popularize.

Description

PCDE super large front angle milling cutter

Technical Field

The utility model relates to a milling cutter technical field specifically is a PCDE super large anterior angle milling cutter.

Background

A milling cutter is a rotating tool 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. When rigidity and power of a machine tool and the like are insufficient, if the angle of the milling cutter is small, cutting force and cutting power can be increased, efficiency is low, the service life of the milling cutter can be damaged, and therefore the angle of the milling cutter needs to be increased, and working efficiency is improved.

Therefore, it is necessary to develop a PCDE super large rake milling cutter to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCDE super large anterior angle milling cutter to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a PCDE (prestressed concrete cylinder end milling cutter) with an ultra-large front angle comprises a milling cutter main body and a milling cutter mounting disc, wherein one end of the milling cutter main body is fixedly connected with a fixing block, the other end of the fixed block is fixedly connected with a threaded rod, the outer side of the milling cutter body is provided with a plurality of arc blades, chip grooves are arranged among the arc blades, a first groove is arranged at the center of the other end of the milling cutter main body, a second groove is arranged at the bottom of the first groove, the end part of the threaded rod is provided with a mounting hole groove, the outer side of the threaded rod positioned in the mounting hole groove is provided with a first annular groove, the milling cutter mounting disc comprises a mounting shaft and a cutter disc, the mounting shaft and the cutter disc are integrally formed, one end of the mounting shaft is inserted in the mounting hole groove, the outside of installation axle is opened has the second ring channel, the outside cover of milling cutter main part and installation axle junction has fixing device.

As an optimization of the utility model, fixing device includes first splint and second splint, the one end of first splint and second splint is articulated each other, the other end body coupling of first splint and second splint has the fixing base, fixing base on first splint and the second splint passes through the fastening bolt fastening, the inboard of first splint and second splint all is provided with two sets of annular arch, and is two sets of the annular arch matches the joint with first ring channel and second ring channel respectively.

As an optimization of the utility model, it has the constant head tank to open in first ring channel and the second ring channel, the bellied inboard of annular is connected with the locating piece, match the joint each other between locating piece and the constant head tank.

As an optimization, the included angle between outer end one side of circular arc cutting edge and the chip groove is 30 degrees, the included angle between the outer end opposite side of circular arc cutting edge and the chip groove is 150 degrees.

As a preferred, the circular arc cutting edge includes interior sword and outer periphery sword, the contained angle between circular arc cutting edge and the chip groove is interior sword for one side of 30 degrees, the contained angle between circular arc cutting edge and the chip groove is the outer periphery sword for one side of 150 degrees.

As an optimization of the present invention, the first clamping plate and the second clamping plate are both arc-shaped.

As an optimization of the utility model, the fixed slot has all been seted up to the both sides of fixed block, the fixed slot is the rectangle.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. according to the scheme, the angle of the arc-shaped cutting edge is increased, so that the plastic deformation of a cutting layer is reduced during use, and the frictional resistance during chip flowing is reduced; the sharpness of the cutting edge is improved, so that the cutting force, the cutting heat and the cutting power are reduced, the milling precision and the quality of a processed surface are improved, and the durability of the cutter is improved;

2. through the quantity that increases the circular arc cutting edge in the present case for accomplish many times during the cutting and cut, improve the efficiency and the precision of work, when rigidity such as lathe, power are not enough, increase the angle of milling cutter, can improve work efficiency, increase of service life.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the milling cutter body of the present invention;

fig. 3 is a schematic view of a front view structural layer of the milling cutter body of the present invention;

fig. 4 is a schematic structural view of the fixing device of the present invention.

In the figure: 1. a milling cutter body; 2. a fixed block; 3. a threaded rod; 4. a circular arc blade; 401. an inner peripheral edge; 402. a peripheral edge; 5. a chip groove; 6. a first groove; 7. a second groove; 8. mounting a hole groove; 9. A first annular groove; 10. installing a shaft; 11. a cutter head; 12. a second annular groove; 13. a fixing device; 131. A first splint; 132. a second splint; 133. a fixed seat; 134. an annular projection; 14. positioning a groove; 15. positioning blocks; 16. fixing grooves; 17. and a milling cutter mounting disc.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, 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", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a PCDE super large rake angle milling cutter comprises a milling cutter body 1 and a milling cutter mounting disc 17, wherein one end of the milling cutter body 1 is fixedly connected with a fixed block 2, the other end of the fixed block 2 is fixedly connected with a threaded rod 3, a plurality of circular arc blades 4 are arranged on the outer side of the milling cutter body 1, chip discharge slots 5 are arranged between the circular arc blades 4, a first groove 6 is arranged at the center of the other end of the milling cutter body 1, a second groove 7 is arranged at the bottom of the first groove 6, a mounting hole slot 8 is arranged at the end of the threaded rod 3, a first annular groove 9 is arranged on the outer side of the mounting hole slot 8 of the threaded rod 3, the milling cutter mounting disc 17 comprises a mounting shaft 10 and a cutter disc 11, the mounting shaft 10 and the cutter disc 11 are integrally formed, one end of the mounting shaft 10 is inserted into the mounting hole slot 8, a second annular groove 12 is arranged on the outer side of the mounting shaft 10, and a fixing device 13 is sleeved on the outer side of the joint of the milling cutter main body 1 and the mounting shaft 10.

In the embodiment, one end of the mounting shaft 10 is inserted into the mounting hole groove 8 to realize mounting and fixing, and the angle of the arc blade 4 is increased, so that the plastic deformation of a cutting layer is reduced during use, and the frictional resistance during chip flowing is reduced; the cutting edge sharpness is improved, so that cutting force, cutting heat and cutting power are reduced, the milling precision and the quality of a processed surface are improved, the durability of the cutter is improved, multiple times of cutting are achieved during cutting through the number of the arc cutting edges 4, the working efficiency and precision are improved, when the rigidity and power of a machine tool and the like are insufficient, the angle of the milling cutter is increased, the working efficiency can be improved, and the service life is prolonged.

Specifically, the fixing device 13 includes a first clamping plate 131 and a second clamping plate 132, one ends of the first clamping plate 131 and the second clamping plate 132 are hinged to each other, the other ends of the first clamping plate 131 and the second clamping plate 132 are integrally connected with a fixing seat 133, the fixing seats 133 on the first clamping plate 131 and the second clamping plate 132 are fastened through fastening bolts, two sets of annular protrusions 134 are respectively arranged on the inner sides of the first clamping plate 131 and the second clamping plate 132, and the two sets of annular protrusions 134 are respectively matched and clamped with the first annular groove 9 and the second annular groove 12; positioning grooves 14 are formed in the first annular groove 9 and the second annular groove 12, positioning blocks 15 are connected to the inner sides of the annular protrusions 134, and the positioning blocks 15 are connected with the positioning grooves 14 in a matched and clamped mode.

In this embodiment, through the first annular groove 9 and the second annular groove 12 that set up, and mutual joint between first annular groove 9 and second annular groove 12 and the annular bulge 134, conveniently fix between milling cutter main part 1 and the milling cutter mounting disc 17, the location between annular groove and the annular bulge 134 is conveniently realized to the locating piece 15 and the constant head tank 14 of setting.

Specifically, an included angle between one side of the outer end of the arc blade 4 and the chip groove 5 is 30 degrees, and an included angle between the other side of the outer end of the arc blade 4 and the chip groove 5 is 150 degrees; the circular arc blade 4 comprises an inner peripheral blade 401 and an outer peripheral blade 402, one side of an included angle between the circular arc blade 4 and the chip groove 5 being 30 degrees is the inner peripheral blade 401, and one side of the included angle between the circular arc blade 4 and the chip groove 5 being 150 degrees is the outer peripheral blade 402.

In this embodiment, the included angle between one side of the outer end of the circular arc blade 4 and the chip discharge groove 5 is 30 degrees, and the included angle between the other side of the outer end of the circular arc blade 4 and the chip discharge groove 5 is 150 degrees, so that the chip discharge efficiency is improved.

Specifically, the first clamping plate 131 and the second clamping plate 132 are both arc-shaped.

In this embodiment, it is convenient to clamp and fix the milling cutter body 1.

Specifically, the two sides of the fixing block 2 are both provided with fixing grooves 16, and the fixing grooves 16 are rectangular.

The working principle is as follows: this PCDE super large anterior angle milling cutter, during the use, at first use tool passes through fixed slot 16 and twists fixed block 2, fixed block 2 rotates, drive threaded rod 3 rotates, 3 rotations of threaded rod make milling cutter main part 1 fix on the lathe, then milling cutter main part 1 rotates and drives circular arc cutting edge 4 rotatory, the rotatory meeting processing object of circular arc cutting edge 4 causes the cutting to handle, the piece that produces during the cutting flows out through chip groove 5, the milling cutter main part 1 other end can be fixed to first recess 6 and second recess 7, and first recess 6 undercut makes the one end of circular arc cutting edge 4 sharper, the utility model discloses so design, can improve work efficiency, increase of service life.

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

1. The utility model provides a PCDE super large rake angle milling cutter, includes milling cutter main part (1) and milling cutter mounting disc (17), its characterized in that: the milling cutter is characterized in that one end of the milling cutter body (1) is fixedly connected with a fixed block (2), the other end of the fixed block (2) is fixedly connected with a threaded rod (3), the outer side of the milling cutter body (1) is provided with a plurality of arc cutting edges (4), a plurality of chip discharge grooves (5) are formed between the arc cutting edges (4), a first groove (6) is formed in the center of the other end of the milling cutter body (1), a second groove (7) is formed in the bottom of the first groove (6), the end part of the threaded rod (3) is provided with a mounting hole groove (8), a first annular groove (9) is formed in the outer side, located on the mounting hole groove (8), of the threaded rod (3), the milling cutter mounting disc (17) comprises a mounting shaft (10) and a cutter disc (11), the mounting shaft (10) and the cutter disc (11) are integrally formed, and one end of the mounting shaft (10) is inserted in the mounting hole groove (8), the outside of installation axle (10) is opened has second ring channel (12), the outside cover of milling cutter main part (1) and installation axle (10) junction has fixing device (13).

2. The PCDE super large rake milling cutter according to claim 1, wherein: fixing device (13) include first splint (131) and second splint (132), the one end of first splint (131) and second splint (132) is articulated each other, the other end body coupling of first splint (131) and second splint (132) has fixing base (133), fixing base (133) on first splint (131) and second splint (132) are through the fastening bolt fastening, the inboard of first splint (131) and second splint (132) all is provided with two sets of annular bulge (134), and is two sets of annular bulge (134) respectively with first ring channel (9) and second ring channel (12) phase-match joint.

3. The PCDE super large rake milling cutter according to claim 2, wherein: positioning grooves (14) are formed in the first annular groove (9) and the second annular groove (12), positioning blocks (15) are connected to the inner sides of the annular protrusions (134), and the positioning blocks (15) are connected with the positioning grooves (14) in a matched and clamped mode.

4. The PCDE super large rake milling cutter according to claim 1, wherein: the included angle between outer end one side of circular arc cutting edge (4) and chip groove (5) is 30 degrees, the included angle between the outer end opposite side of circular arc cutting edge (4) and chip groove (5) is 150 degrees.

5. The PCDE super large rake milling cutter according to claim 1, wherein: arc cutting edge (4) are including interior circumference sword (401) and outer circumference sword (402), the contained angle between arc cutting edge (4) and chip groove (5) is one side of 30 degrees and is interior circumference sword (401), the contained angle between arc cutting edge (4) and chip groove (5) is one side of 150 degrees and is outer circumference sword (402).

6. The PCDE super large rake milling cutter according to claim 2, wherein: the first clamping plate (131) and the second clamping plate (132) are both arc-shaped.

7. The PCDE super large rake milling cutter according to claim 1, wherein: fixed slots (16) are formed in the two sides of the fixed block (2), and the fixed slots (16) are rectangular.