CN215615392U - Single-edge spiral ball-end milling cutter - Google Patents

Abstract

The utility model discloses a single-edge spiral ball-end milling cutter, which comprises a milling cutter rod and a cutter head, wherein the milling cutter rod comprises a clamping head and a connecting rod, the connecting rod is sleeved at the head part of the clamping head, the connecting rod is detachably and fixedly connected with the clamping head, the cutter head is arranged at the head part of the connecting rod, the cutter head and the connecting rod are integrally formed, the clamping head and the connecting rod can be stably connected with each other to carry out processing operation when a user needs to use, the user can stably insert the clamping head and the connecting rod into an annular groove through an annular sleeve when the clamping head and the connecting rod need to be installed in a matched mode, the corresponding position between a radial hole and a connecting hole can be adjusted by the user according to the actual required length, the inserting rod can be stably inserted into the radial hole and the connecting hole after the proper position is hung, and the spiral groove of the single-edge spiral ball-end milling cutter directly serves as a spiral rake face of a spherical tooth edge, the sharpness of the spherical tooth edge is improved.

Description

Single-edge spiral ball-end milling cutter

Technical Field

The utility model relates to the technical field of milling cutters, in particular to a single-edge spiral ball-end milling cutter.

Background

A milling cutter is a rotating tool for milling machining having one or more cutter teeth. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently, and the milling cutter is mainly used for processing planes, steps, grooves, forming surfaces, cutting off the workpiece and the like on a milling machine.

Chinese patent No. CN210789407U discloses a milling cutter, which comprises a milling cutter disc, a milling cutter bar, a tooth portion, and a milling cutter blade, wherein the milling cutter blade comprises a first milling cutter blade and a second milling cutter blade which are adjacently arranged, in the vertical direction, the first top surface of the first milling cutter blade is inclined with a high front and a low back, the first top surface protrudes out of the top surface of the milling cutter disc and the top surface of the tooth part, the second bottom surface of the second milling cutter blade is inclined with a low front and a high back, the second bottom surface protrudes out of the bottom surface of the milling cutter disc and the bottom surfaces of the tooth parts of the milling cutter disc, the first top end of the first milling cutter blade is higher than the second top end of the second milling cutter blade, the second bottom end of the second milling cutter blade is lower than the first bottom end of the first milling cutter blade, in the 3C industry, a plurality of small plastic parts need to be subjected to milling machining on the 3D surface of a part, the machined surface is required to be smooth, and burrs cannot be turned on the edge of the part.

However, in the actual use process, the traditional machining method is to use the traditional two-edge ball end mill to perform 3D surface machining, burrs are generated on the surface of a part, and meanwhile, in the actual use process, when workpieces of different sizes need to be machined, milling cutters of different lengths need to be replaced by all kinds of steel, so that the milling cutters can perform machining operation better, milling cutters of different models need to be equipped, the machining cost of equipment is increased, the replacement times can be increased, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the problems mentioned in the background art, the present invention aims to provide a single-edge helical ball-end mill to solve the problems mentioned in the background art.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a single-edged spiral ball end milling cutter, includes milling cutter pole and tool bit, milling cutter pole includes holding head and connecting rod, the head at the holding head is established to the connecting rod cover, and fixed connection can be dismantled with the holding head to the connecting rod, the tool bit sets up the head at the connecting rod, and tool bit and connecting rod integrated into one piece.

Through adopting above-mentioned technical scheme, guarantee to cooperate the installation through the milling cutter pole with external equipment through the user, and then conveniently drive the tool bit through the milling cutter pole and rotate the operation.

Preferably, the cutter head is provided with spherical teeth, the head of each spherical tooth is provided with a sectioning knife tip, and the sectioning knife tip and the spherical teeth are integrally formed.

Through adopting above-mentioned technical scheme, guarantee to carry out 3D face processing through spherical tooth, guarantee the condition that burr can not appear in the course of working.

Preferably, the clamping head comprises a main rod and an annular sleeve, the annular sleeve is coaxially arranged on the main rod, and the annular sleeve and the main rod are integrally formed.

Through adopting above-mentioned technical scheme, guarantee that the mobile jib can come to be connected with the connecting rod cooperation through the annular cover and use.

Preferably, the tail end of the connecting rod is provided with an annular groove matched with the annular sleeve, the connecting rod is further provided with a strip-shaped mounting groove, and the strip-shaped mounting groove is communicated with the annular groove.

Through adopting above-mentioned technical scheme, guarantee to install the annular cover through the ring channel, guarantee to cooperate the installation strip shaped plate through the setting to the strip shaped mounting groove.

Preferably, the middle part of the connecting rod is provided with a plurality of radial holes, and the annular sleeve is provided with a plurality of connecting holes matched with the radial holes.

Through adopting above-mentioned technical scheme, guarantee to install the inserted bar through radial hole and connecting hole.

Preferably, the internally mounted of bar mounting groove has the bar shaped plate, the lower terminal surface of bar shaped plate is even be provided with a plurality of with radial hole matched with inserted bar, inserted bar and the perpendicular fixed connection of bar shaped plate.

Through adopting above-mentioned technical scheme, come the convenience and fix annular cover and connecting rod each other through the inserted bar.

In summary, the utility model mainly has the following beneficial effects: the utility model designs a single-edge spiral ball-end milling cutter by researching the structure and the using process of the traditional milling cutter, ensures that a user can stably connect a clamping head and a connecting rod to each other for processing operation when needing to use, can stably insert into an annular groove through an annular sleeve when needing to be matched and installed, can adjust the corresponding position between a radial hole and a connecting hole according to the actual required length, can stably insert a plug rod into the radial hole and the connecting hole after hanging a proper position, can ensure that the clamping head and the connecting rod are stably connected without mutual rotation, and directly takes a spiral groove of the single-edge spiral ball-end milling cutter as a spiral rake face of a spherical tooth edge, thereby improving the sharpness of the spherical tooth edge, the burr problem of cutting plastic part 3D curved surface can be effectively solved.

Drawings

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

FIG. 2 is a schematic view of the milling cutter arbor of FIG. 1;

FIG. 3 is a schematic exploded view of the apparatus of FIG. 2;

FIG. 4 is a front view of the device of FIG. 3;

FIG. 5 is a schematic structural view of the connecting rod of FIG. 2;

FIG. 6 is a left side view of the device of FIG. 5;

FIG. 7 is a top view of the device shown in FIG. 5;

figure 8 is a schematic view of the gripping head of figure 2.

Reference numerals: 1. milling a cutter rod; 11. a clamping head; 111. a main rod; 112. an annular sleeve; 113. connecting holes; 114. a splint; 115. positioning a groove; 12. a connecting rod; 121. an annular groove; 122. a strip-shaped mounting groove; 123. a radial bore; 13. a strip plate; 131. inserting a rod; 132. connecting lugs; 2. a cutter head; 21. spherical teeth; 211. the knife tip is cut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, a single-edge spiral ball-end milling cutter comprises a milling cutter rod 1 and a cutter head 2, wherein the milling cutter rod 1 comprises a clamping head 11 and a connecting rod 12, the connecting rod 12 is sleeved on the head of the clamping head 11, and the connecting rod 12 and the clamping head 11 are detachably and fixedly connected, through researching the structure and the using process of the traditional milling cutter, the single-edge spiral ball-end milling cutter is designed, the clamping head 11 and the connecting rod 12 can be stably connected with each other to perform processing operation when a user needs to use, when the user needs to be matched and installed, the user can stably insert into the annular groove 121 through an annular sleeve 112, and the user can adjust the corresponding position between a radial hole 123 and a connecting hole 113 according to the actual required length, when the user hangs over the proper position, the user can stably insert an insert rod 131 into the radial hole 123 and the connecting hole 113, therefore, the clamping head 11 and the connecting rod 12 can be stably connected without mutual rotation, the strip-shaped plate 13 is stably clamped in the strip-shaped mounting groove 122, meanwhile, in order to prevent the strip-shaped plate 13 from being thrown away by centrifugal force in the rotation process of the milling cutter, a user can further fix the strip-shaped plate 13 by mounting the strip-shaped plate on the connecting lug 132 through screws, so that the user can be connected with the outside through the main rod 111 for rotation operation, and further drive the cutter head 2 for processing and use, the problem that the existing double-edge ball-head end milling cutter carries out 3D surface processing is effectively solved, burrs are generated on a part table, and meanwhile, in the actual use process, when workpieces with different sizes need to be processed, milling cutters with different lengths need to be replaced, so that the milling cutters with different types can be better processed, and thus milling cutters with different types need to be equipped, the processing cost of the equipment is increased, the replacement times are also increased, and the operation is not convenient enough;

the clamping head 11 comprises a main rod 111 and an annular sleeve 112, the annular sleeve 112 is coaxially arranged on the main rod 111, the annular sleeve 112 and the main rod 111 are integrally formed, the structural arrangement of the clamping head 11 ensures that a user can be connected with external equipment through the main rod 111, the arrangement of the annular sleeve 112 ensures that the main rod 111 and the connecting rod 12 are better matched with each other for use, the tail end of the connecting rod 12 is provided with an annular groove 121 matched with the annular sleeve 112, the connecting rod 12 is also provided with a strip-shaped mounting groove 122, the strip-shaped mounting groove 122 is communicated with the annular groove 121, the annular sleeve 112 can be stably mounted inside through the arrangement of the annular groove 121, the strip-shaped mounting groove 122 is also arranged to ensure that the user can better mount the strip-shaped plate 13, the middle part of the connecting rod 12 is provided with a plurality of radial holes 123, the annular sleeve 112 is provided with a plurality of connecting holes 113 matched with the radial holes 123, the radial hole 123 is arranged to ensure that the connecting hole 113 is matched for use, a user can use the connecting hole 113 through the inserting rod 131 to sequentially pass through the radial hole 123 and the connecting hole 113 for positioning use, the strip-shaped plate 13 is arranged in the strip-shaped mounting groove 122, the lower end face of the strip-shaped plate 13 is uniformly provided with a plurality of inserting rods 131 matched with the radial hole 123, the inserting rods 131 are vertically and fixedly connected with the strip-shaped plate 13, the stable installation and use of the inserted link 131 are ensured by the strip-shaped plate 13, the clamping plate 114 is arranged in the middle of the annular sleeve 112, the positioning groove 115 matched with the clamping plate 114 is further arranged in the middle of the connecting link 12, the clamping plate 114 and the positioning groove 115 are arranged to ensure that the annular sleeve 112 is more stably inserted into the annular groove 121, the head of the strip-shaped plate 13 is further provided with a connecting lug 132, the connecting lug 132 is fixedly connected with the connecting rod 12 through a screw, the arrangement of the connecting lug 132 ensures that a user can better fix the strip-shaped plate 13;

the cutter head 2 is arranged at the head part of the connecting rod 12, and the cutter head 2 and the connecting rod 12 are integrally formed,

be provided with spherical tooth 21 on the tool bit 2, the head of spherical tooth 21 is provided with dissects knife tip 211, dissects knife tip 211 and spherical tooth 21 integrated into one piece, comes the direct spiral groove with the single-edged milling cutter as the spiral rake face of spherical tooth sword through setting up to spherical tooth 21, has improved the sharpness of spherical tooth sword, guarantees that the condition of burr can not appear in the course of working.

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

Claims (6)

1. The utility model provides a single-edge spiral ball end mill, includes milling cutter pole (1) and tool bit (2), its characterized in that: milling cutter arbor (1) includes holding head (11) and connecting rod (12), the head of holding head (11) is established to connecting rod (12) cover, and connecting rod (12) can dismantle fixed connection with holding head (11), tool bit (2) set up the head at connecting rod (12), and tool bit (2) and connecting rod (12) integrated into one piece.

2. A single-edged helical ball nose cutter as claimed in claim 1, wherein: the tool bit (2) is provided with spherical teeth (21), the head of each spherical tooth (21) is provided with a sectioning knife tip (211), and the sectioning knife tips (211) and the spherical teeth (21) are integrally formed.

3. A single-edged helical ball nose cutter as claimed in claim 2, wherein: the clamping head (11) comprises a main rod (111) and an annular sleeve (112), the annular sleeve (112) is coaxially arranged on the main rod (111), and the annular sleeve (112) and the main rod (111) are integrally formed.

4. A single-edged helical ball nose cutter as claimed in claim 3, wherein: the tail end of the connecting rod (12) is provided with an annular groove (121) matched with the annular sleeve (112), the connecting rod (12) is further provided with a strip-shaped mounting groove (122), and the strip-shaped mounting groove (122) is communicated with the annular groove (121).

5. A single-edged helical ball nose cutter as claimed in claim 4, wherein: the middle part of the connecting rod (12) is provided with a plurality of radial holes (123), and the annular sleeve (112) is provided with a plurality of connecting holes (113) matched with the radial holes (123).

6. A single-edged helical ball nose cutter as claimed in claim 5, wherein: the internally mounted of bar mounting groove (122) has strip shaped plate (13), the lower terminal surface of strip shaped plate (13) is even be provided with a plurality of and radial hole (123) matched with inserted bar (131), inserted bar (131) and strip shaped plate (13) vertical fixation are connected.

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