CN216881901U

CN216881901U - Fine-adjustable forming face milling cutter

Info

Publication number: CN216881901U
Application number: CN202220425545.7U
Authority: CN
Inventors: 王学银
Original assignee: Ningxia Jinyuan Precision Machinery Co ltd
Current assignee: Ningxia Jinyuan Precision Machinery Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-05
Anticipated expiration: 2032-03-01

Abstract

The application discloses but fine setting profile milling cutter, including knife rest and handle of a knife, the knife rest is installed on the handle of a knife, be equipped with a plurality of mounting grooves on the a week lateral wall of knife rest, one side that the handle of a knife was kept away from to the mounting groove link up the setting, one side of mounting groove still is equipped with the chip groove, be equipped with the cutter in the mounting groove, be equipped with the fixed orifices on the cutter, be equipped with fixed screw in the mounting groove, fixed screw corresponds with the fixed orifices, and be equipped with first set screw in the fixed orifices, the cutter passes through first set screw to be fixed in the mounting groove, the bottom of cutter is equipped with the second and adjusts the screw. According to the utility model, through the combined design of the tool rest and the tools, different tools can be installed for processing, the tool rest is stable in support and easy to install and adjust, the width of the milling surface can be finely adjusted according to the processing requirement, so that when the milling surface is processed on the groove bottom with the diameter of more than 138mm of the tool rest, fine adjustment can be carried out, and the width can be milled once during processing, thereby improving the quality and the processing efficiency of the processing surface and prolonging the service life of the tools.

Description

Fine-adjustable forming face milling cutter

Technical Field

The utility model relates to the technical field of machine manufacturing, in particular to a finely-adjustable forming face milling cutter.

Background

The end face and the excircle of the face milling cutter, which are perpendicular to the cutter bar, are provided with cutting edges, and the face milling cutter is mainly used for milling planes. The cutting edge of the outer circle is the main cutting edge, and the cutting edge of the end face plays the same role as a scraper. Compared with a sleeve type end milling cutter, the face milling cutter has a shorter edge, is mainly used for processing planes and is characterized in that: the production efficiency is high; the rigidity is good, and a larger feeding amount can be adopted; meanwhile, a plurality of cutter teeth participate in cutting, so that the working stability is good; by adopting a rigid inlaid tooth structure, the cutter teeth are convenient to sharpen and replace, and the service life of the cutter is long.

When the milling cutter works, milled lines are generated on the surface of a workpiece after milling, particularly the milling width is large, when the milling cutter is milled for many times, a machining plane has tool receiving marks, which is a defect of the milling process, but in order to ensure the surface quality in the processing process, the surface of the part processed by the processing side can not have obvious tool receiving marks or tool receiving marks, so the processing difficulty is high, the requirements on the cutter are high, but when the surface of a groove with the diameter similar to that of the milling cutter is milled, because the machining allowance of the second cutter is small, the second cutter not only wastes time and reduces the working efficiency, but also is easy to generate cutter-connecting marks, the milling cutter has the advantages that the surface quality is affected, so that one-way feeding is achieved, repeated feeding is avoided, the same surface needs to be machined in one step in the same direction by using the same cutter as much as possible, and therefore the milling cutter capable of finely adjusting the formed surface is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The application provides a but fine setting profile milling cutter has solved milling cutter in the course of working, when milling the face to the slot that is greater than the milling cutter diameter, need carry out twice processing, and inefficiency connects the more obvious problem of tool mark.

The application provides a finely-adjustable formed surface milling cutter, which comprises a cutter rest and a cutter handle, wherein the cutter rest is arranged on the cutter handle, a plurality of mounting grooves are arranged on the side wall of the periphery of the cutter rest, the mounting grooves are far away from one side of the cutter handle and are communicated, chip grooves are also arranged on one side of the mounting grooves, cutters are arranged in the mounting grooves, fixing holes are formed in the cutters, fixing screw holes are formed in the mounting grooves, the fixing screw holes correspond to the fixing holes, first fixing screws are arranged in the fixing holes, the cutters are fixed in the mounting grooves through the first fixing screws, second adjusting screw holes are formed in the bottoms of the cutters, first adjusting screws are arranged in the second adjusting screw holes and abut against one side of the mounting grooves, first adjusting screw holes are formed in one side of the cutters, and second adjusting screws are arranged in the first adjusting screw holes, the second adjusting screw abuts against the bottom of the mounting groove.

Preferably, the tool holder and the tool shank are integrally formed.

Preferably, the top of the tool rest is provided with a stepped hole, and the tool rest is fixed to the top of the tool shank through a second fixing screw.

Preferably, the first adjusting screw is provided with an adjusting hole.

Preferably, the diameter of the tool holder is 138 mm.

Preferably, the fixing hole is formed in an oval shape.

Preferably, the number of cutters is an even number.

Preferably, the tool is an indexable turning tool.

Preferably, the first fixing screw, the first adjusting screw and the second adjusting screw are all socket head cap screws.

According to the technical scheme, the finely-adjustable formed surface milling cutter is adjusted by the first adjusting screw until the cutter point of each cutter is positioned on the same plane when in use, the first fixing screw is loosened and the second adjusting screw is screwed out while the first fixing screw is loosened according to the size of the groove to be fixed by the first fixing screw, so that the second adjusting screw is abutted against the bottom of the mounting groove, the cutters deflect in the direction away from the axis of the cutter rest, the plurality of cutters are adjusted to be on the same concentric circle with the cutter rest, after the position of the cutter is fixed and accurately found, the milling positions of the cutters are ensured to be the same when the cutter frame rotates for a circle, the rotating diameter of the cutter is the width of one cutter milled at one time, the cutter is adjusted by adjusting the position of the second adjusting screw, thereby controlling the position of the cutter and the milling width, and processing the surface with the diameter similar to that of the milling cutter.

Compared with the prior art, the utility model has the beneficial effects that:

1. the universal turning tool can be mounted through the mounting groove, so that the limiting can be realized, sufficient supporting force is provided, the mounting and working requirements can be met, and the mounting groove is simple to manufacture;

2. the tool can be fixed on the tool rest through the matching of the first fixing screw, the fixing hole and the fixing screw hole, and the position of the tool rest can be finely adjusted, so that each tool is adjusted to a proper position, the tool is convenient to replace, or the position is adjusted according to requirements;

3. the turning planes of the plurality of cutters can be adjusted to the same plane through the arrangement of the first adjusting screw, so that the cutting quality is improved, the cutters are uniformly stressed and have long service life, and the cutters are not easily broken when in use, so that the machining efficiency is improved;

4. through the setting of second adjusting screw, contradict in the bottom of mounting groove through second adjusting screw, support the cutter, the cutting edge position of radial adjustment cutter can be to the radial fine setting of cutting width of milling cutter, satisfies milling cutter and processes the milling flutes that closes on the width.

In conclusion, different cutters can be installed for machining through the combined design of the cutter frame and the cutters, the cutter frame is stable in support and easy to install and adjust, the width of a milled surface can be finely adjusted according to machining requirements, so that the width of the milled surface can be adjusted when the milled surface is machined on the groove bottom surface with the diameter being 1-3mm larger than that of the cutter frame, the width of the milled surface is adjusted once during machining, the quality and the machining efficiency of the machined surface are improved, and the service life of the cutters is prolonged.

Drawings

In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.

FIG. 1 is a schematic view of a tool holder and tool mounting structure of a micro-adjustable face milling cutter according to the present invention;

FIG. 2 is a schematic view of a tool holder and a tool shank mounting structure of a finely adjustable face milling cutter according to the present invention;

FIG. 3 is a schematic view of a step hole structure of a finely adjustable profile milling cutter according to the present invention;

FIG. 4 is an enlarged view of a structure at position A of the finely adjustable face milling cutter according to the present invention;

FIG. 5 is a schematic view of a tool holder for a profile milling cutter according to the present invention;

fig. 6 is a schematic view of a tool structure of a finely adjustable face milling cutter according to the present invention.

In the figure: the tool rest comprises a tool rest 1, a first adjusting screw hole 2, a first fixing screw 3, a first adjusting screw 4, an adjusting hole 5, a tool 6, a step hole 7, a chip groove 8, a mounting groove 9, a tool shank 10, a second fixing screw 11, a second adjusting screw 12, a fixing hole 13 and a fixing screw hole 14.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

Example 1

Referring to fig. 1-6, a finely-adjustable profile milling cutter comprises a cutter rest 1 and a cutter handle 10, wherein the cutter rest 1 is formed by turning and processing stainless steel and is cylindrical, after the processing, electroplating treatment is carried out, the service life of the cutter rest is prolonged, the diameter of the cutter rest 1 is 138mm, the cutter rest can mill the width of 138 plus 141mm, the processing surface of the cutter rest 1, which is 1-3mm larger than the processing width of the cutter rest 1, can be processed, the cutter handle 10 with the diameter of 138mm is the diameter of the commonly-used cutter handle 10, the chip removal capability is good, the cutter handle 10 is a connecting structure of the existing milling cutter and the milling machine, the end part of the cutter handle is matched with a locking mechanism of the milling machine, and the cutter rest 1 is installed on the cutter handle 10;

the side wall of the circumference of the tool rest 1 is provided with a plurality of mounting grooves 9 for mounting turning tools, when in specific grooving, the width of the mounting groove 9 is the same as that of the tool 6, so that the tool 6 is just clamped into the mounting groove 9, and the mounting groove has certain supporting capacity during mounting, thereby preventing the tool 6 from rotating during use and improving the stability during use, the mounting groove 9 is milled by adopting a small-diameter milling cutter, one side of the mounting groove 9, which is far away from the tool handle 10, is communicated, the tool 6 is extended out for milling during mounting, one side of the mounting groove 9 is also provided with a chip groove 8, the bottom of the chip groove 8 and the bottom of the mounting groove 9 are positioned at the same position, one side of the chip groove 8, which is far away from the mounting groove 9, extends to the edge of the tool rest 1 along the bottom, so as to facilitate chip removal, the tool 6 is arranged in the mounting groove 9, the tool 6 is an indexable turning tool, the specification is unified and convenient to replace and mount, and the cutting edges have the same specification, after the cutter 6 is fixed, the cutting edge part is replaced, so that the use is convenient;

the cutter 6 is provided with a fixing hole 13 for fixing the cutter 6, the number of the cutters 6 is even, the milling radius of the milling cutter can be rapidly measured through the distance between two opposite cutting edges, the milling cutter is easy to measure and find, a fixing screw hole 14 is arranged in the mounting groove 9, the fixing screw hole 14 corresponds to the fixing hole 13, the diameter of the fixing hole 13 is larger than that of the fixing screw hole 14, the position of the cutter 6 is convenient to finely adjust, a first fixing screw 3 is arranged in the fixing hole 13, the cutter 6 is fixed in the mounting groove 9 through the first fixing screw 3, the first fixing screw 3 is an inner hexagon screw, the adjustment is convenient through an inner hexagon wrench, particularly, the fixing hole 13 is in an oval shape, the position of the cutter 6 can be finely adjusted along the length direction of the mounting groove 9 in the mounting groove 9, the cutting planes of the cutters 6 are adjusted to the same horizontal position, the stress of the cutters 6 is average, the service life of the cutters 6 is prolonged, and the surface processing quality of the workpiece;

the bottom of the cutter 6 is provided with a second adjusting screw hole, a first adjusting screw 4 is installed in the second adjusting screw hole, the first adjusting screw 4 is an inner hexagon screw, the height of the first adjusting screw 4 can be adjusted firstly during specific installation, then the cutter 6 is installed, the first adjusting screw 4 is abutted to one side of the installation groove 9, axial force during cutting is transmitted to the cutter rest 1, the cutter 6 is easy to displace due to the fact that the fixing hole 13 is oval, the first adjusting screw 4 is added to prevent the cutter 6 from displacing due to stress during operation, the stability of the cutter 6 is improved, the first adjusting screw 4 is provided with an adjusting hole 5, a small inner hexagon wrench can be inserted into the adjusting hole 5 to rotate and adjust the first adjusting screw 4, the extending degree of the first adjusting screw 4 is adjusted, and therefore the position of the cutter 6 is finely adjusted;

one side of cutter 6 is equipped with first regulation screw 2, be equipped with second adjusting screw 12 in the first regulation screw 2, second adjusting screw 12 is socket head cap screw, be convenient for adjust second adjusting screw 12 in first regulation screw 2, second adjusting screw 12 conflicts in the bottom of mounting groove 9, length that extends out through second adjusting screw 12, conflict in mounting groove 9, along certain height of axial perk with cutter 6, increase milling cutter's diameter, thereby the face width is milled in the increase, second adjusting screw 12 is located 1/4 department of cutter 6, and lead cutting edge position department apart from cutter 6, this support is stable, cutter 6 non-deformable, high machining quality.

Knife rest 1 and handle of a knife 10 integrated into one piece, when causing, can adopt a whole metalwork to form, integrative design, only need when using change cutter 6 can, in the use, handle of a knife 10 and knife rest 1 can not take place to become flexible, use the reliability height.

Example 2

Referring to fig. 2, a finely adjustable milling cutter for forming surfaces, this embodiment is different from embodiment 1 in that the connection manner of the shank 10 and the holder 1 is different, the shank 10 and the holder 1 are formed as separate two parts, specifically, the top of the holder 1 is provided with a step hole 7, the step hole 7 is formed by two holes with different diameters, and the step hole 7 is a through hole, wherein the hole diameter of the end of the holder 1 close to the shank 10 is the smallest, this design has the advantage of reducing the mass of the milling cutter, thereby reducing the moment of inertia during rotation, secondly, the existing shank 10 can be utilized, only the production of the holder 1 is required, the production cost and the production difficulty are reduced, the holder 1 is fixed on the top of the shank 10 by a second fixing screw 11, the nut part of the second fixing screw 11 is located in the step hole 7, thereby avoiding friction with a workpiece, and the assembly can be rapidly performed by connection of the second fixing screw 11, the second fixing screw 11 can be a hexagon screw or an inner hexagon screw, and the end with the larger diameter of the stepped hole 7 can accommodate an inner hexagon sleeve, so that compared with the embodiment 1, the production cost of the embodiment is lower, and the existing tool shank 10 can be utilized.

According to the technical scheme, when in use, the tool tips of the tools 6 are adjusted to be in the same plane through the first adjusting screw 4, the first fixing screw 3 is fixed, the first fixing screw 3 is loosened according to the size of the groove required, the second adjusting screw 12 is screwed out at the same time, the second adjusting screw 12 is abutted against the bottom of the mounting groove 9, the cutters 6 deflect in the direction away from the axle center of the cutter rest 1, the plurality of cutters 6 are adjusted to be on the same concentric circle with the cutter rest 1, after the fixing is carried out and the positions of the cutters 6 are accurately found, the milling positions of the cutters 6 are ensured to be the same when the tool rest 1 rotates for a circle, the rotating diameter of the cutter 6 is the width milled by one cutter at one time, the cutter 6 is adjusted by adjusting the position of the second adjusting screw 12, thereby controlling the position of the tool 6 and controlling the milling width, thereby machining a face with a diameter similar to that of the milling cutter.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.

Claims

1. The utility model provides a but fine setting shaping face milling cutter, includes knife rest (1) and handle of a knife (10), its characterized in that: the tool rest (1) is installed on the tool handle (10), a plurality of installation grooves (9) are formed in the side wall of the periphery of the tool rest (1), one side, far away from the tool handle (10), of each installation groove (9) is arranged in a penetrating mode, a chip groove (8) is further formed in one side of each installation groove (9), a tool (6) is arranged in each installation groove (9), a fixing hole (13) is formed in each tool (6), a fixing screw hole (14) is formed in each installation groove (9), each fixing screw hole (14) corresponds to each fixing hole (13), a first fixing screw (3) is arranged in each fixing hole (13), each tool (6) is fixed in each installation groove (9) through the corresponding first fixing screw (3), a second adjusting screw hole is formed in the bottom of each tool (6), and a first adjusting screw (4) is installed in each second adjusting screw hole, first adjusting screw (4) are contradicted one side of mounting groove (9), one side of cutter (6) is equipped with first regulation screw (2), be equipped with second adjusting screw (12) in first regulation screw (2), second adjusting screw (12) are contradicted the bottom of mounting groove (9).

2. A finely adjustable profiled face milling cutter as claimed in claim 1, characterized in that the tool holder (1) and the tool shank (10) are integrally formed.

3. A finely adjustable profiled surface milling cutter as claimed in claim 1, characterized in that the top of the tool holder (1) is provided with a stepped bore (7), the tool holder (1) being secured to the top of the shank (10) by means of a second fixing screw (11).

4. A finely adjustable profiled milling cutter as claimed in claim 1, characterized in that the first adjusting screw (4) is provided with an adjusting bore (5).

5. A finely adjustable profiled face milling cutter as claimed in claim 1, characterized in that the diameter of the tool holder (1) is 138 mm.

6. A profile milling cutter as claimed in claim 1, characterized in that the fixing hole (13) is oval.

7. A finely adjustable profiled face milling cutter as claimed in claim 1, characterized in that the number of cutters (6) is an even number.

8. A finely adjustable profiled face milling cutter as claimed in claim 1, characterized in that the tool (6) is an indexable turning tool.

9. The finely adjustable milling cutter according to claim 1, characterized in that the first fixing screw (3), the first adjusting screw (4) and the second adjusting screw (12) are socket head cap screws.