CN213969048U - Cutter for processing excircle of aluminum product - Google Patents

Abstract

The utility model discloses an aluminium product excircle processing cutter, including the handle of a knife, tool bit and fin, the left end of handle of a knife is provided with the fixed handle, mounting groove and first mounting hole have been seted up to the right-hand member of handle of a knife, be provided with the internal thread in the first mounting hole, the left end face of tool bit is provided with second mounting hole and installation piece, the interior terminal surface of tool bit is provided with the fin, the guiding groove has been seted up to the side of tool bit, be provided with the cutting edge in the guiding groove, the bottom of fin is provided with the third mounting hole, the fin, tool bit and handle of a knife pass through the third mounting hole through construction bolt, second mounting hole and first mounting hole cooperation threaded connection, the interior terminal surface of fin is provided with the heating panel. The utility model discloses greatly reduced in the equipment course of working, the impact that cutting edge and equipment received has promoted the life of tool bit and the machining precision of equipment greatly, has promoted the product quality of processing equipment.

Description

Cutter for processing excircle of aluminum product

Technical Field

The utility model belongs to the technical field of machining, specifically be an aluminium product excircle processing cutter.

Background

When the outer circle surface of the eccentric part is machined, the part cannot rotate at a high speed, the potential of the cutter cannot be fully exerted by adopting a turning method, and at the moment, if an end milling cutter is adopted to mill the outer circle, high cutting efficiency can be obtained, and reliable chip breaking can be guaranteed.

The utility model discloses a work piece excircle processing cutter in grant notice No. CN205996228U, it includes connector and detachable installs the tool bit on the connector, the connector has the body, the both ends of body cut respectively and form first installation department and second installation department, the tool bit includes the sleeve and cuts the blade, and telescopic one end is enclosed construction's telescopic installation department, the mounting hole has been seted up on the telescopic installation department, the sleeve passes the mounting hole reciprocal anchorage through first installation department with the connector, the guide way has been seted up to telescopic one side, and the guide way is including the guide cell wall that is the arc structure and the installation cell wall that is planar structure, it fixes on the installation cell wall to cut the blade.

When the cutter for processing the excircle of the workpiece is used for processing an aluminum product, the temperature of the milling cutter is increased due to long-time friction in the processing process because the hardness and the melting point of the aluminum product are lower, so that the aluminum product is softened due to the temperature increase, and the processing effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aluminium product excircle processing cutter to solve among the prior art problem that milling cutter does not possess heat dissipation and buffer function.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an aluminum product excircle processing cutter, includes handle of a knife, tool bit and fin, the left end of handle of a knife is provided with the fixed handle, mounting groove and first mounting hole have been seted up to the right-hand member of handle of a knife, be provided with the internal thread in the first mounting hole, the left end face of tool bit is provided with second mounting hole and installation piece, the interior terminal surface of tool bit is provided with the fin, the guiding groove has been seted up to the side of tool bit, be provided with the cutting edge in the guiding groove, the bottom of fin is provided with the third mounting hole, fin, tool bit and handle of a knife pass third mounting hole, second mounting hole and first mounting hole cooperation threaded connection through construction bolt, the interior terminal surface of fin is provided with the heating panel.

Preferably, the mounting groove is two fan-shaped notches of group, the installation piece is two sets of fan-shaped lugs, be provided with the rubber pad between installation piece and the mounting groove, rubber pad elastic connection is passed through to installation piece and mounting groove, and the tool bit passes through the rubber pad elastic connection between installation piece and the mounting groove with the handle of a knife, and the cutter is in the twinkling of an eye with the processing equipment contact, and the extrusion rubber pad carries out elasticity and unloads the power, greatly reduced the impact force that cutting edge and processing equipment received, prolonged the life of cutting edge, promoted the quality of processing equipment.

Preferably, the fin is copper cylindric structure, and the side view centre of a circle of fin is concentric with the side view centre of a circle of tool bit, and the side view external diameter of fin equals with the side view internal diameter of tool bit, guarantees that fin and tool bit closely laminate seamlessly, strengthens the radiating effect, and can not influence the focus of tool bit.

Preferably, the heat dissipation plate is a plurality of circular ring-shaped copper plates, the heat dissipation plates are uniformly arranged on the inner end faces of the heat dissipation plates, the heat dissipation plates and the heat dissipation plates are integrally cast, the heat dissipation area of the heat dissipation plates is greatly increased, the phenomenon that the temperature is too high after the tool bit is used for too long is avoided, and the machining precision is reduced.

Preferably, the cutting edge is made of tungsten-cobalt hard alloy, and the cobalt alloy has good hardness and good heat-conducting property.

Preferably, the sum of the depths of the first mounting hole, the second mounting hole and the third mounting hole is equal to the length of the mounting bolt, so that when the mounting bolt is screwed, the radiating fin, the tool bit and the tool shank are attached to each other, and the buffering effect of the mounting groove and the mounting block is not affected.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the handle of a knife passes through installation piece and mounting groove elastic connection with the tool bit, greatly reduced in the equipment course of working, the impact that cutting edge and equipment received has promoted the life of tool bit and the machining precision of equipment greatly, is provided with the fin in the tool bit simultaneously, greatly reduced long-time processing lead to the high temperature, influence the processing effect, promoted the product quality of processing equipment.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a sectional view taken along line a-a of fig. 1.

In the figure: 1 handle, 2 tool bits, 3 cooling fins, 4 mounting bolts, 11 fixed handles, 12 mounting grooves, 13 first mounting holes, 14 rubber pads, 21 mounting blocks, 22 second mounting holes, 23 guide grooves, 31 heat dissipation plates, 32 third mounting holes and 231 blades.

Detailed Description

Referring to fig. 1, an outer circle machining tool for an aluminum product comprises a tool shank 1, a tool bit 2 and a heat sink 3, wherein a fixed handle 11 is welded at the left end of the tool shank 1, a mounting groove 12 and a first mounting hole 13 are formed at the right end of the tool shank 1, an internal thread is arranged in the first mounting hole 13, a second mounting hole 22 and a mounting block 21 are arranged on the left end surface of the tool bit 2, the heat sink 3 is connected with the inner end surface of the tool bit 2 in a contact manner, a guide groove 23 is formed on the side surface of the tool bit 2, a cutting edge 231 is fixedly connected in the guide groove 23 through a bolt, a third mounting hole 32 is formed at the bottom of the heat sink 3, the tool bit 2 and the tool shank 1 are connected through the third mounting hole 32, the second mounting hole 22 and the first mounting hole 13 in a matching threaded manner through a mounting bolt 4, a heat sink 31 is integrally formed on the inner end surface of the heat sink 3, and the sum of the depths of the first mounting hole 13, the second mounting hole 22 and the third mounting hole 32 is equal to the length of the mounting bolt 4, when guaranteeing that mounting bolt 4 screws, fin 3, tool bit 2 and the laminating of handle of a knife 1 and do not influence the buffering effect of mounting groove 12 and installation piece 21.

Please refer to fig. 2, the heat sink 3 is a copper cylinder structure, the side view center of a circle of the heat sink 3 is concentric with the side view center of a circle of the tool bit 2, the side view outer diameter of the heat sink 3 is equal to the side view inner diameter of the tool bit 2, it is ensured that the heat sink 3 is tightly attached to the tool bit 2 without a gap, the heat dissipation effect is enhanced, and the center of gravity of the tool bit 2 is not affected, the heat dissipation plate 31 is a plurality of circular copper plates, the heat dissipation plate 31 is uniformly arranged on the inner end surface of the heat sink 3, the heat dissipation plate 3 and the heat dissipation plate 31 are integrally cast, the heat dissipation area of the heat dissipation plate 31 is greatly increased, the over-high temperature after the tool bit 2 is used for an over-long time is avoided, the processing precision is reduced, the material of the cutting edge 231 is tungsten-cobalt hard alloy, the docking alloy has good hardness, and has good heat conductivity.

Please refer to fig. 3, the mounting groove 12 is two groups of fan-shaped notches, the mounting block 21 is two groups of fan-shaped convex blocks, a rubber pad 14 has been placed between the mounting block 21 and the mounting groove 12, the mounting block 21 and the mounting groove 12 pass through rubber pad 14 elastic connection, the tool bit 2 and the tool holder 1 pass through rubber pad 14 elastic connection between the mounting block 21 and the mounting groove 12, the tool is in the twinkling of an eye in contact with the processing equipment, rubber pad 14 carries out elastic unloading force, greatly reduced the impact force that cutting edge 231 and processing equipment received, the service life of cutting edge 231 is prolonged, and the quality of the processing equipment is improved.

The working principle of the scheme is as follows: the utility model discloses install this equipment on the milling machine when using, start the milling machine and process aluminium product, high-speed pivoted tool bit 2 of course of working and aluminium product friction cutting, mounting groove 12 and installation piece 21 extrusion rubber pad 14 when tool bit 2 contacts with aluminium product, rubber pad 14 unloads the power buffering, the impact force that tool bit 2 and aluminium product received has been reduced, in the long-time course of working, tool bit 2 produces a large amount of heats, the heat is through 3 conduction of fin to heating panel 31 departments, large tracts of land heating panel 31 dispels the heat to tool bit 2.

The utility model discloses handle of a knife 1 and tool bit 2 are through installation piece 21 and 12 elastic connection of mounting groove, greatly reduced in the equipment course of working, the impact that cutting edge 231 and equipment received has promoted the life of tool bit 2 and the machining precision of equipment greatly, is provided with fin 3 simultaneously in tool bit 2, greatly reduced long-time processing lead to the high temperature, influence the machining effect, promoted the product quality of processing equipment.

Claims (6)

1. The utility model provides an aluminium product excircle processing cutter, includes handle of a knife (1), tool bit (2) and fin (3), its characterized in that: the left end of the knife handle (1) is provided with a fixed handle (11), the right end of the knife handle (1) is provided with a mounting groove (12) and a first mounting hole (13), an internal thread is arranged in the first mounting hole (13), a second mounting hole (22) and a mounting block (21) are arranged on the left end face of the cutter head (2), the inner end surface of the cutter head (2) is provided with a radiating fin (3), the side surface of the cutter head (2) is provided with a guide groove (23), a cutting edge (231) is arranged in the guide groove (23), a third mounting hole (32) is arranged at the bottom of the radiating fin (3), the cooling fin (3), the tool bit (2) and the tool handle (1) are in threaded connection in a matched mode through the third mounting hole (32), the second mounting hole (22) and the first mounting hole (13) through the mounting bolt (4), and a cooling plate (31) is arranged on the inner end face of the cooling fin (3).

2. The outer circle machining tool for aluminum products as set forth in claim 1, wherein: mounting groove (12) are two fan-shaped notches of group, installation piece (21) are two sets of fan-shaped lugs, be provided with rubber pad (14) between installation piece (21) and mounting groove (12), installation piece (21) and mounting groove (12) are through rubber pad (14) elastic connection.

3. The outer circle machining tool for aluminum products as set forth in claim 1, wherein: the radiating fin (3) is a copper cylindrical structure, the side-view circle center of the radiating fin (3) is concentric with the side-view circle center of the tool bit (2), and the side-view outer diameter of the radiating fin (3) is equal to the side-view inner diameter of the tool bit (2).

4. The outer circle machining tool for aluminum products as set forth in claim 1, wherein: the radiating plates (31) are a plurality of annular copper plates, the radiating plates (31) are uniformly arranged on the inner end surfaces of the radiating fins (3), and the radiating fins (3) and the radiating plates (31) are integrally cast and molded.

5. The outer circle machining tool for aluminum products as set forth in claim 1, wherein: the cutting edge (231) is made of tungsten-cobalt hard alloy.

6. The outer circle machining tool for aluminum products as set forth in claim 1, wherein: the sum of the depths of the first mounting hole (13), the second mounting hole (22) and the third mounting hole (32) is equal to the length of the mounting bolt (4).

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