CN208162784U - For processing the cutterhead of spiral bevel gear product - Google Patents
For processing the cutterhead of spiral bevel gear product Download PDFInfo
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- CN208162784U CN208162784U CN201721868680.4U CN201721868680U CN208162784U CN 208162784 U CN208162784 U CN 208162784U CN 201721868680 U CN201721868680 U CN 201721868680U CN 208162784 U CN208162784 U CN 208162784U
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- outer ring
- interior
- cutter hub
- interior cutter
- cutterhead
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Abstract
The utility model discloses a kind of for processing the cutterhead of spiral bevel gear product comprising interior cutter hub and outer ring, interior cutter hub is circle, and its peripheral edge is along equipped with multiple cutter grooves；Outer ring is set with and is fixed on interior cutter hub, and outer ring circle is in the opening of cutter groove；Wherein, interior cutter hub and outer ring are separate structure.If upper tool pan includes that mutual seperated interior cutter hub and outer ring, the two can process respectively, strict control cutter groove inner wall roughness, interior cutter groove and outer sipe accumulated error, adjacent error etc. in the process easy to process can improve the accuracy of manufacture of cutterhead.
Description
Technical field
The utility model relates to Mechanical Industry Technology fields, more specifically to one kind for processing spiral bevel gear
The cutterhead of product.
Background technique
Currently, spiral bevel gear Milling Process is mainly carried out by the way of face milling and end face rolling cut.Screw conic tooth
Wheel face milling and the end face usual clamping of Rolling-cut shear cutterhead have more strip cutting blades, in milling process, due to more
Tool section simultaneously participates in cutting, and the accuracy of manufacture of cutterhead has the consistency of the radial and axial position of the tool section being mounted in cutter groove
Vital effect.The radial missing of especially tool section will lead to each tool section and generate different thicknesses of cutting, and cutting edge is held
By different degrees of load and abrasion, shorten the service life of tool section, while the tooth-face roughness and precision that cut out also have not
With the decline of degree.Therefore, there are strict requirements for the accuracy of manufacture of spiral bevel gear Milling Machining cutterhead.
Existing cutterhead is overall structure, has constant slope inclination angle at cutter groove, and structure is complicated, cutter groove inner wall roughness,
The accumulated error of interior cutter groove and outer sipe, adjacent error etc. are difficult to strict control, it is difficult to guarantee the accuracy of manufacture of cutterhead.
To sum up, cutterhead how is made to facilitate processing, it is ensured that being capable of strict control its cutter groove inner wall roughness, interior cutter groove and outer knife
The accumulated error of slot, adjacent error etc., improve the accuracy of manufacture of cutterhead, are those skilled in the art's urgent problems to be solved.
Utility model content
In view of this, the present invention provides a kind of for processing the cutterhead of spiral bevel gear product, has and mutually divides
The interior cutter hub of body and outer ring, the two can process respectively, strict control cutter groove inner wall roughness, interior cutter groove in the process easy to process
With accumulated error, the adjacent error of outer sipe etc., the accuracy of manufacture of cutterhead is improved.
To achieve the above object, the utility model provides the following technical solutions：
It is a kind of for processing the cutterhead of spiral bevel gear product, including：
Interior cutter hub, the interior cutter hub is circle, and its peripheral edge is along equipped with multiple cutter grooves；
Outer ring, the outer ring are set with and are fixed on the interior cutter hub, and outer ring circle is in the opening of the cutter groove；
Wherein, the interior cutter hub and the outer ring are separate structure.
Preferably, in above-mentioned cutterhead, the outer ring and the interior cutter hub are interference fitted, and the outer ring and the interior cutter hub
It is welded to each other.
Preferably, in above-mentioned cutterhead, the cutter groove is uniformly distributed along the circumferential direction of the interior cutter hub.
Preferably, in above-mentioned cutterhead, the cutter groove includes interior cutter groove for assembling interior knife and for assembling the outer of outer knife
Cutter groove, the interior cutter groove and the outer sipe interlaced arrangement.
Preferably, in above-mentioned cutterhead, position corresponding with each cutter groove is respectively equipped with one group of screw on the outer ring
Hole；
Screw hole described in every group includes the upper bolt aperture for being equipped with holding screw and the lower spiral shell for being equipped with lower holding screw
Nail hole；The upper holding screw and the lower holding screw are used to push against the tool section in the guide groove, and adjust the tool section along institute
State the position of interior cutter hub radial direction.
Preferably, in above-mentioned cutterhead, holddown spring is set on the upper holding screw, the holddown spring is used for and institute
It states holding screw and the tool section offsets.
Preferably, in above-mentioned cutterhead, the interior cutter hub is equipped with mounting hole.
The utility model provides a kind of for processing the cutterhead of spiral bevel gear product comprising interior cutter hub and outer ring, it is interior
Cutter hub is circle, and its peripheral edge is along equipped with multiple cutter grooves；Outer ring is set with and is fixed on interior cutter hub, and outer ring circle is in cutter groove
Opening；Wherein, interior cutter hub and outer ring are separate structure.
It is tight during easy to process if upper tool pan includes that mutual seperated interior cutter hub and outer ring, the two can process respectively
Lattice control cutter groove inner wall roughness, interior cutter groove and outer sipe accumulated error, adjacent error etc., can improve the accuracy of manufacture of cutterhead.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is provided by the embodiment of the utility model for processing the structural schematic diagram of the cutterhead of spiral bevel gear product；
Fig. 2 is the structural schematic diagram of interior cutter hub provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of outer ring provided by the embodiment of the utility model；
Fig. 4 is the top view of weld seam provided by the embodiment of the utility model；
Fig. 5 is the bottom view of weld seam provided by the embodiment of the utility model；
Fig. 6 is the cross-sectional view of the cutterhead for processing spiral bevel gear product provided by the embodiment of the utility model；
Fig. 7 is the installation diagram of holding screw provided by the embodiment of the utility model, spring and tool section；
Fig. 8 is that the point of a knife of tool section provided by the embodiment of the utility model generates under upper and lower holding screw difference torque conditions
Radial displacement schematic diagram.
Wherein, in Fig. 1-Fig. 8：
Mounting hole 1；Cutter groove 2；Assemble positioning surface 3；Holding screw 4；Outer knife 5；Interior knife 6；Screw hole 7；Weld seam 8；Outer ring 9；
Interior cutter hub 10；Holddown spring 11.
Specific embodiment
The utility model embodiment discloses a kind of for processing the cutterhead of spiral bevel gear product, has mutually seperated
Interior cutter hub and outer ring, the two can process respectively, it is easy to process during strict control cutter groove inner wall roughness, interior cutter groove and
The accumulated error of outer sipe, adjacent error etc., improve the accuracy of manufacture of cutterhead.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-Fig. 8, the utility model embodiment provide it is a kind of for processing the cutterhead of spiral bevel gear product,
Including interior cutter hub 10 and outer ring 9, interior cutter hub 10 is circle, and its peripheral edge is along equipped with multiple cutter grooves 2；Outer ring 9 is set with and fixes
On interior cutter hub 10, and the circle of outer ring 9 is in the opening of cutter groove 2；Wherein, interior cutter hub 10 and outer ring 9 are separate structure.
If upper tool pan includes mutual seperated interior cutter hub 10 and outer ring 9, the two can process respectively, during easy to process
2 inner wall roughness of strict control cutter groove, interior cutter groove and outer sipe accumulated error, adjacent error etc. can improve the manufacture essence of cutterhead
Degree.
In addition, above-mentioned cutterhead is that separate structure can significantly drop without the manufacture of slow wire feeding Special Working Technology
The equipment investment and production cost of low cutterhead manufacture.Cutter hub 10 and outer ring 9 process respectively in simultaneously, are conducive to the system for shortening cutterhead
The period is made, the loss from spoilage of cutterhead is reduced.
Specifically, outer ring 9 and interior cutter hub 10 are interference fitted, and outer ring 9 is welded to each other with interior cutter hub 10 in above-mentioned cutterhead.
Circumferential direction such as upper knife groove 2 along interior cutter hub 10 is uniformly distributed.Required tool section packet in spiral bevel gear product processing
Interior knife 6 and outer knife 5 are included, processing spiral bevel gear convex surface and concave surface are respectively used to, correspondingly, above-mentioned cutter groove 2 includes for assembling
The interior cutter groove of interior knife 6 and outer sipe for assembling outer knife 5, interior cutter groove and outer sipe interlaced arrangement.The installation of above-mentioned tool section is high
Degree and point of a knife outer dimension are then determining according to processed spiral bevel gear product, the optional hard alloy of tool section material and high speed steel
Material.
Preferably, position corresponding with each cutter groove 2 is respectively equipped with one group of screw hole 7 on above-mentioned outer ring 9；Every group of screw hole
7 include being equipped with the upper bolt aperture of holding screw and being equipped with the lower screw hole of lower holding screw；Upper holding screw and lower tight
Determine screw to be respectively used to push against the tool section in cutter groove 2, and adjusts the tool section in cutter groove 2 along the radial position of interior cutter hub 10.On
Holding screw is corresponding with the point of a knife position of tool section, and lower holding screw is corresponding with the blade position of tool section.
If there is upper tool pan upper and lower two-restriction to determine bolt structure, under the premise of not changing the axial position of tool section, pass through tune
The adjustment to tool section radial position can be realized in the torque of whole two holding screws 4, with single hole bolt structure in the prior art
Cutterhead guarantees that the dress knife structure of radial accuracy is compared by sacrificing tool section axial direction precision, not only simplifies dress knife process and step
Suddenly, and dress knife precision and dress knife efficiency is effectively promoted.
Further, in above-mentioned cutterhead, holddown spring 11 is set on upper holding screw, holddown spring 11 is used for and make-up
Determine screw and tool section offsets.Holddown spring 11 squeezes tool section and provides frictional force to tool section, it is ensured that tool section during vertical dress knife
Overcome self gravity, tool section is made to be not easy to slide from cutter groove 2, while conveniently can pull and push tool section back and forth again, adjusts the axial position of tool section
It sets.
Referring to Fig. 7, above-mentioned cutter groove 2 contains, there are two inclination datum clamp face and a right angle setting datum levels.Inclination peace
It fills datum level and interior 10 central axis of cutter hub at an angle, and is in 90 ° of angles with right angle setting datum level；Right angle setting datum level
With the centerline axis parallel of interior cutter hub 10.Tool section shape is in rectangle, and complementary with 2 shape of cutter groove, and the head of tool section is with cutting
Sword, tool section contact the right angle setting datum level and one of inclination datum clamp face of cutter groove 2 respectively, pacify with another inclination
It fills datum level and keeps certain interval.The axis of 9 upper bolt aperture of outer ring is vertical with the axis of outer ring 9, and 90 ° of corresponding cutter groove hang down
Straight positioning surface normal direction is parallel.
A smooth flat is contained on the head of above-mentioned holding screw 4, which is in contact with tool section surface and twists by screw
Tight torque makes inclination datum clamp face and right angle setting datum level of the tool section against cutter groove 2.
In the cutterhead that embodiment as above provides, inner conductor is equipped with mounting hole 1, uses for assembling with machine tool chief axis.
The internal diameter of above-mentioned outer ring 9 is slightly less than the outer diameter of interior cutter hub 10, first heats 9 to 80 DEG C of outer ring in assembling process,
So that 9 diameter of outer ring is expanded to being enough to cover on interior cutter hub 10, the relative position of screw hole 7 and cutter groove 2 by tooling into
Row positioning, guarantees 7 axis of screw hole cutter groove corresponding with the screw hole 7,2 plane perpendicular.As temperature is cooling, outer ring 9 is received
Contracting, outer ring 9, which is tightly placed on interior cutter hub 10, realizes interference fit.Outer ring 9 is with 10 contact surface of cutter hub in interior cutter hub 10 without height after assembly
It is poor to spend, thus the assembly positioning between completing.Interior cutter hub 10 and the magnitude of interference of outer ring 9 need to be controlled rationally, and interference is inclined
Be easy to cause cutter groove 2 to be squeezed and deformed greatly, influence 2 precision of cutter groove, can lead to when serious tool section can not normal mounting, interference is inclined
It is small to be easy to cause outer ring 9 that relative displacement occurs with interior cutter hub 10 before and after transport or welding, it can not be welded.
As shown in Fig. 4~Fig. 6, outer ring 9 and the fastening of interior cutter hub 10 are realized by welding, with prevent interior cutter hub 10 with it is outer
Circle 9 generates relative displacement.Outer circumferential surface section on interior cutter hub 10 between adjacent cutter hub be divided into assembly positioning surface 3, assembly positioning surface 3 with
Gap between outer ring 9 is weld seam 8.For guarantee weld strength, be welded as it is two-sided be fully welded, welding method, the depth of weld and welding
Intensity must guarantee postwelding finished product cutterhead precision without greater loss premised on controlling welding deformation amount.To consider 8 position of weld seam
Concordant with the height of interior cutter hub 10 and outer ring 9,8 molten pool metal height of weld seam is preferably higher by welding plane after the completion of welding, it is subsequent can
Guarantee that welding surface is smooth by machining removal part weld metal.
During filling knife, holding screw 4 is screwed into screw hole 7, screw head contact tool section simultaneously pushes it against cutter groove 2
Positioning surface (including inclination datum clamp face and right angle setting datum level), the upper clamp screw at position of tool tip on tool section are installed
Holddown spring 11 is installed, the frictional force of holddown spring 11 overcomes tool section gravity during can ensure that vertical dress knife, makes knife at nail
Item is not easy to slide from cutter groove 2, while conveniently can pull and push tool section back and forth again, adjusts the axial position of tool section.
The screw-down torque of the corresponding holding screw up and down of same cutter groove 2 is freely adjustable, to guarantee that tool section is pacified in cutter groove 2
It loads admittedly, while extending the service life of screw, the screw-down torque of every holding screw is between 12NM-20NM.Knife
Upper slitter position of cusp can be applied by upper and lower holding screw different torques in range by a small margin (usually 0.005~
0.015) it is finely adjusted, when upper tightening screw-driving torque is greater than lower holding screw screw-down torque, point of a knife is towards close to interior cutter hub
10 axis directions are mobile；When upper tightening screw-driving torque is less than lower holding screw screw-down torque, point of a knife is towards far from interior cutter hub
10 axis directions are mobile.The process of this radially loading knife precision adjustment carries out after tool section completes axial dress knife precision adjustment, the diameter
Minimal effects are generated to its axial precision to the adjustment of dress knife precision, are able to achieve the high-precision control radial and axial to tool section.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (7)
1. a kind of for processing the cutterhead of spiral bevel gear product, which is characterized in that including：
Interior cutter hub, the interior cutter hub is circle, and its peripheral edge is along equipped with multiple cutter grooves；
Outer ring, the outer ring are set with and are fixed on the interior cutter hub, and outer ring circle is in the opening of the cutter groove；
Wherein, the interior cutter hub and the outer ring are separate structure.
2. cutterhead according to claim 1, which is characterized in that the outer ring and the interior cutter hub are interference fitted, and described
Outer ring is welded to each other with the interior cutter hub.
3. cutterhead according to claim 1, which is characterized in that the cutter groove is uniformly distributed along the circumferential direction of the interior cutter hub.
4. cutterhead according to claim 3, which is characterized in that the cutter groove includes the interior cutter groove and use for assembling interior knife
In the outer sipe for assembling outer knife, the interior cutter groove and the outer sipe interlaced arrangement.
5. cutterhead according to claim 1, which is characterized in that on the outer ring position point corresponding with each cutter groove
It She You not one group of screw hole；
Screw hole described in every group includes the upper bolt aperture for being equipped with holding screw and the lower screw hole for being equipped with lower holding screw；
The upper holding screw and the lower holding screw are used to push against the tool section in the cutter groove, and adjust the tool section along the interior knife
The position of body radial direction.
6. cutterhead according to claim 5, which is characterized in that it is set with holddown spring on the upper holding screw, it is described
Holddown spring with the upper holding screw and the tool section for offseting.
7. cutterhead according to claim 1, which is characterized in that the interior cutter hub is equipped with mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721868680.4U CN208162784U (en) | 2017-12-27 | 2017-12-27 | For processing the cutterhead of spiral bevel gear product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721868680.4U CN208162784U (en) | 2017-12-27 | 2017-12-27 | For processing the cutterhead of spiral bevel gear product |
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| Publication Number | Publication Date |
|---|---|
| CN208162784U true CN208162784U (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721868680.4U Active CN208162784U (en) | 2017-12-27 | 2017-12-27 | For processing the cutterhead of spiral bevel gear product |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962256A (en) * | 2017-12-27 | 2018-04-27 | 湖南中大创远数控装备有限公司 | For processing the cutterhead of spiral bevel gear product |
| CN110315119A (en) * | 2018-03-30 | 2019-10-11 | 洛阳华冠齿轮股份有限公司 | A kind of facing cutter for processing clutch circular arc engaging tooth |
| CN111843053A (en) * | 2020-07-22 | 2020-10-30 | 宋柳柳 | Spiral gear machining equipment |
| CN114888319A (en) * | 2022-06-08 | 2022-08-12 | 哈尔滨理工大学 | Novel cutter head for machining spiral bevel gear and cutter strip installation and adjustment method |
-
2017
- 2017-12-27 CN CN201721868680.4U patent/CN208162784U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962256A (en) * | 2017-12-27 | 2018-04-27 | 湖南中大创远数控装备有限公司 | For processing the cutterhead of spiral bevel gear product |
| CN110315119A (en) * | 2018-03-30 | 2019-10-11 | 洛阳华冠齿轮股份有限公司 | A kind of facing cutter for processing clutch circular arc engaging tooth |
| CN110315119B (en) * | 2018-03-30 | 2024-05-31 | 洛阳华冠齿轮股份有限公司 | Milling cutter disc for processing circular arc meshing teeth of clutch |
| CN111843053A (en) * | 2020-07-22 | 2020-10-30 | 宋柳柳 | Spiral gear machining equipment |
| CN114888319A (en) * | 2022-06-08 | 2022-08-12 | 哈尔滨理工大学 | Novel cutter head for machining spiral bevel gear and cutter strip installation and adjustment method |
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