CN218311055U

CN218311055U - Milling cutter

Info

Publication number: CN218311055U
Application number: CN202222753627.7U
Authority: CN
Inventors: 邓艳楠
Original assignee: Shanghai Xima Ren Diamond Precision Tools Co ltd
Current assignee: Shanghai Xima Ren Diamond Precision Tools Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-01-17
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to a cutting process technical field especially relates to a milling cutter, which comprises an outer shell, the bottom fixedly connected with bottom plate of shell, the internal connection of shell has the driving medium, it is connected with a plurality of rotating members to rotate on the bottom plate, the driving medium is used for driving the rotating member and rotates, a plurality of fixed subassemblies of bottom fixedly connected with of rotating member, the inside fixedly connected with cutter unit of fixed subassembly, fixed subassembly is including the mounting panel, the equal fixedly connected with extension board in both sides of mounting panel bottom. The utility model discloses fix cutter unit spare in fixed subassembly, the extension board is carried on spacingly to cutter unit spare's both sides, and cutter unit spare's top butt can improve cutter unit spare's self-locking performance in the bottom of stopper, and positioning accuracy is high, provides sufficient resistance, still can keep higher stability when the difference is fed, has guaranteed the surface finish quality of plane work piece, the cutter unit spare's of being convenient for installation and change simultaneously.

Description

Milling cutter

Technical Field

The utility model relates to a cutting process technical field specifically is a milling cutter.

Background

The milling cutter is a rotary cutter which is used for milling and provided with one or more cutter teeth, the cutter teeth sequentially and intermittently cut off the allowance of a workpiece during working, the width of the cutter face of the traditional milling cutter is small, the machining efficiency is low when the milling cutter is used for machining a plane workpiece, the stability of the milling cutter is easily influenced during different feeding cutting in the cutting process of the plane workpiece, and the surface machining quality of the plane workpiece can not be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a milling cutter, the width of having solved traditional milling cutter's knife face is less, and when adopting milling cutter processing plane work piece, machining efficiency is lower, and in plane work piece cutting process, influences milling cutter's stability easily when different feed cutting, can't guarantee the problem of the surface finish quality of plane work piece cutting.

In order to solve the technical problem, the utility model provides a following technical scheme: a milling cutter comprises a shell, wherein a bottom plate is fixedly connected to the bottom of the shell, a transmission part is connected to the inside of the shell, a plurality of rotating parts are rotatably connected to the bottom plate, the transmission part is used for driving the rotating parts to rotate, a plurality of fixing assemblies are fixedly connected to the bottoms of the rotating parts, and cutter assemblies are fixedly connected to the insides of the fixing assemblies;

the fixed component comprises a mounting plate, two support plates are fixedly connected to the two sides of the bottom of the mounting plate, a limiting block is fixedly connected to the middle of the bottom of the mounting plate, the cutter component is fixedly connected between the two support plates through fixing screws, and the top of the cutter component is abutted to the bottom of the limiting block.

Preferably, the cutter assembly comprises a blade, a through mounting hole is formed in the side surface of the blade, a through fixing hole is formed in the middle of the side surface of the mounting plate, and one end of a fixing screw penetrates through the mounting hole and is in threaded connection with the fixing hole.

Preferably, the shape of blade is the cuboid, the top and the bottom of blade all are equipped with the cutting edge, the inclined plane of cutting edge laminates with the inclined plane of stopper mutually.

Preferably, the shape of blade is the square, the cutting edge has all been seted up to the periphery of blade, the inclined plane of cutting edge laminates with the inclined plane of stopper mutually.

Preferably, the transmission part comprises a first bearing, the first bearing is embedded in the middle of the top of the shell, a transmission shaft is inserted into the first bearing, the bottom of the transmission shaft penetrates through the first bearing and extends into the shell, and a large gear is fixedly sleeved at the bottom of the transmission shaft.

Preferably, the rotating member is including a plurality of second bearings, and is a plurality of the second bearing is circumference equidistance and inlays to be established on the bottom plate, the inside grafting of second bearing has the pivot, the fixed cover in top of pivot is equipped with the pinion, the tooth of pinion meshes with the tooth of big gear, the bottom of pivot is passed the second bearing and is extended to the bottom of bottom plate, the bottom fixedly connected with rotor plate of pivot.

Preferably, the rotating plate is one of a circular shape, a square shape or a diamond shape, and the mounting plate is fixedly connected to the bottom of the rotating plate.

Borrow by above-mentioned technical scheme, the utility model provides a milling cutter possesses following beneficial effect at least:

1. this milling cutter, through the setting of fixed subassembly and cutter unit, fix cutter unit in fixed subassembly, the extension board carries on spacingly to cutter unit's both sides, and cutter unit's top butt is in the bottom of stopper, can improve cutter unit's self-locking performance, positioning accuracy is high, provide sufficient resistance, still can keep higher stability when the difference feeds, the surface machining quality of plane work piece has been guaranteed, the installation and the change of the cutter unit of being convenient for simultaneously, and a plurality of cutter unit's setting, the machining efficiency of plane work piece has been improved.

2. This milling cutter, setting through cutter unit, be the square or rectangle with the blade design, the cutting edge cuts into the machining region to the plane work piece when adding man-hour, can change current milling cutter's point contact into line contact, line contact stress is little, pressure obtains the dispersion, can prevent that the blade from collapsing, the life of cutter unit has been improved, and be equipped with a plurality of cutting edges at the blade, wear to unable use back when this face cutting edge, rotate the installation with the blade and can utilize another side cutting edge to continue cutting process, cutter unit's life has further been prolonged, cutter unit's utilization ratio has been promoted.

3. This milling cutter through the setting of driving medium and rotating member, installs the transmission shaft on milling machine, and the milling machine operation can drive the gear wheel rotation through the transmission shaft, and the gear wheel can drive the rotor plate through the pivot and take place rotatoryly for a plurality of pinions with power transmission, and then can drive a plurality of cutter unit and rotate, carries out the cutting operation of plane to the plane work piece, has improved machining efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:

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

fig. 2 is a bottom view of the internal structure of the housing of the present invention;

FIG. 3 is a top view of the rotary member of the present invention;

fig. 4 is a bottom view of the structure of the rotating member of the present invention;

FIG. 5 is a schematic structural view of the fixing assembly of the present invention;

fig. 6 is a schematic structural view of the cutter assembly of the present invention.

In the figure: 1. a housing; 2. a base plate; 3. a first bearing; 4. a drive shaft; 5. a bull gear; 6. a second bearing; 7. a rotating shaft; 8. a pinion gear; 9. a rotating plate; 10. a fixing assembly; 1001. mounting a plate; 1002. a support plate; 1003. a fixing hole; 1004. a limiting block; 11. a cutter assembly; 1101. a blade; 1102. a cutting edge; 1103. mounting holes; 12. and fixing the screw.

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.

Referring to fig. 1-6, a milling cutter comprises a housing 1, a bottom plate 2 fixedly connected to the bottom of the housing 1, a transmission member connected to the inside of the housing 1, a plurality of rotating members rotatably connected to the bottom plate 2, the transmission member for driving the rotating members to rotate, a plurality of fixing assemblies 10 fixedly connected to the bottom of the rotating members, and a cutter assembly 11 fixedly connected to the inside of the fixing assemblies 10.

In the technical scheme of the application, as shown in fig. 5, fixed subassembly 10 is including mounting panel 1001, the equal fixedly connected with extension board 1002 in both sides of mounting panel 1001 bottom, the middle part fixedly connected with stopper 1004 of mounting panel 1001 bottom, cutter unit 11 passes through set screw 12 fixed connection between two extension boards 1002, and cutter unit 11's top butt is in the bottom of stopper 1004, fix cutter unit 11 in fixed subassembly 10, extension board 1002 is spacing to cutter unit 11's both sides, and cutter unit 11's top butt is in the bottom of stopper 1004, can improve cutter unit 11's self-locking performance, positioning accuracy is high, provide sufficient resistance, still can keep higher stability when the difference feeds, the surface machining quality of plane work piece has been guaranteed, the installation and the change of cutter unit 11 of being convenient for simultaneously, and a plurality of cutter unit 11's setting, the machining efficiency of plane work piece has been improved.

In the technical scheme of the application, as shown in fig. 6, the cutter assembly 11 includes a blade 1101, a through mounting hole 1103 is formed in a side surface of the blade 1101, a through fixing hole 1003 is formed in a middle portion of a side surface of the mounting plate 1001, one end of a fixing screw 12 penetrates through the mounting hole 1103 and is in threaded connection with the fixing hole 1003, the blade 1101 can be mounted between two support plates 1002 through the fixing screw 12, and the blade 1101 is convenient to mount and replace.

In the technical scheme of the application, as shown in fig. 6, the shape of the blade 1101 is a cuboid, the top and the bottom of the blade 1101 are both provided with cutting edges 1102, the cutting edges 1102 are made of hard alloy, the inclined surfaces of the cutting edges 1102 are attached to the inclined surfaces of the limiting blocks 1004, the blade 1101 is designed to be rectangular, the cutting edges 1102 cut into a processing area of a planar workpiece during processing, point contact of an existing milling cutter can be changed into line contact, line contact stress is small, pressure is dispersed, the blade 1101 can be prevented from being broken, the service life of the cutter assembly 11 is prolonged, the blade 1101 is provided with a plurality of cutting edges 1102, when the cutting edges 1102 of the surface are worn to be unusable, the blade 1101 is rotatably mounted, cutting processing can be continued by using the cutting edges 1102 of the other surface, the service life of the cutter assembly 11 is further prolonged, and the utilization rate of the cutter assembly 11 is improved.

In this application technical scheme, the shape of blade 1101 is the square, and cutting edge 1102 has all been seted up to the periphery of blade 1101, and cutting edge 1102 adopts carbide, and the inclined plane of cutting edge 1102 is laminated mutually with the inclined plane of stopper 1004, designs blade 1101 for the square, and then the seting up of multiplicable cutting edge 1102, and is further, has promoted cutter unit 11's utilization ratio.

In the technical scheme of the application, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the driving medium is including first bearing 3, first bearing 3 inlays and establishes the middle part at shell 1 top, the inside of first bearing 3 is pegged graft and is had transmission shaft 4, the inside of first bearing 3 and extension to shell 1 is passed to the bottom of transmission shaft 4, the fixed cover in bottom of transmission shaft 4 is equipped with gear wheel 5, the rotating member is including a plurality of second bearings 6, a plurality of second bearings 6 are circumference equidistance and inlay and establish on bottom plate 2, the inside of second bearing 6 is pegged graft and is had pivot 7, the fixed cover in top of pivot 7 is equipped with pinion 8, the tooth of pinion 8 meshes with gear wheel 5's tooth, the bottom of pivot 7 is passed second bearing 6 and is extended to bottom plate 2, the bottom fixedly connected with rotor plate 9 of pivot 7, rotor plate 9 is circular, one kind in square or the rhombus, mounting panel 1001 is fixed connection in the bottom of rotor plate 9, install transmission shaft 4 on the milling machine, the operation can drive rotor plate 5 through transmission shaft 4 and drive rotor plate 5 rotatory, gear wheel 5 can drive a plurality of power can drive a plurality of pinions 8, and then take place the cutter to take place to drive 9 through pivot 7, thereby, the rotatory plane processing subassembly, the operation of milling machine carries out many work piece, the operation efficiency is improved 11, the operation plane.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, 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, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A milling cutter comprising a housing (1), characterized in that: the bottom of the shell (1) is fixedly connected with a bottom plate (2), a transmission piece is connected inside the shell (1), a plurality of rotating pieces are rotatably connected to the bottom plate (2), the transmission piece is used for driving the rotating pieces to rotate, a plurality of fixing assemblies (10) are fixedly connected to the bottoms of the rotating pieces, and cutter assemblies (11) are fixedly connected inside the fixing assemblies (10);

fixed subassembly (10) is including mounting panel (1001), the equal fixedly connected with extension board (1002) in both sides of mounting panel (1001) bottom, the middle part fixedly connected with stopper (1004) of mounting panel (1001) bottom, cutter unit (11) are through set screw (12) fixed connection between two extension boards (1002), and the top butt of cutter unit (11) is in the bottom of stopper (1004).

2. The milling cutter according to claim 1, wherein: the cutter assembly (11) comprises a blade (1101), a through mounting hole (1103) is formed in the side face of the blade (1101), a through fixing hole (1003) is formed in the middle of the side face of the mounting plate (1001), and one end of a fixing screw (12) penetrates through the mounting hole (1103) and is in threaded connection with the fixing hole (1003).

3. The milling cutter according to claim 2, wherein: the shape of blade (1101) is the cuboid, the top and the bottom of blade (1101) all are equipped with cutting edge (1102), the inclined plane of cutting edge (1102) and the inclined plane of stopper (1004) are laminated mutually.

4. The milling cutter according to claim 2, wherein: the shape of blade (1101) is square, cutting edge (1102) have all been seted up to the periphery of blade (1101), the inclined plane of cutting edge (1102) and the inclined plane of stopper (1004) are laminated mutually.

5. The milling cutter according to claim 1, wherein: the transmission part comprises a first bearing (3), the first bearing (3) is embedded in the middle of the top of the shell (1), a transmission shaft (4) is inserted into the first bearing (3), the bottom of the transmission shaft (4) penetrates through the first bearing (3) and extends into the shell (1), and a large gear (5) is fixedly sleeved at the bottom of the transmission shaft (4).

6. The milling cutter according to claim 5, wherein: the rotating member is including a plurality of second bearing (6), and is a plurality of second bearing (6) are circumference equidistance and inlay and establish on bottom plate (2), the inside grafting of second bearing (6) has pivot (7), the fixed cover in top of pivot (7) is equipped with pinion (8), the tooth of pinion (8) meshes with the tooth of gear wheel (5), the bottom of pivot (7) is passed second bearing (6) and is extended to the bottom of bottom plate (2), the bottom fixedly connected with rotor plate (9) of pivot (7).

7. The milling cutter according to claim 6, wherein: the rotating plate (9) is one of a round shape, a square shape or a diamond shape, and the mounting plate (1001) is fixedly connected to the bottom of the rotating plate (9).