CN220679582U - Cylindrical turning tooth cutter device with double-sided cutting edge - Google Patents
Cylindrical turning tooth cutter device with double-sided cutting edge Download PDFInfo
- Publication number
- CN220679582U CN220679582U CN202322307934.7U CN202322307934U CN220679582U CN 220679582 U CN220679582 U CN 220679582U CN 202322307934 U CN202322307934 U CN 202322307934U CN 220679582 U CN220679582 U CN 220679582U
- Authority
- CN
- China
- Prior art keywords
- cutter
- cylindrical turning
- turning gear
- lock nut
- arbor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007514 turning Methods 0.000 title claims abstract description 64
- 238000005520 cutting process Methods 0.000 title claims abstract description 31
- 239000002826 coolant Substances 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010862 gear shaping Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Gear Processing (AREA)
Abstract
The present utility model provides a cylindrical turning gear cutter device with double-sided cutting edges, comprising: a cylindrical turning gear cutter, a cutter bar and a lock nut; the cylindrical turning gear cutter is of a cylindrical straight gear structure, the rear cutter face of the cylindrical turning gear cutter has no structural rear angle, and the upper end face and the lower end face of the cylindrical turning gear cutter are provided with the same structural front angle, cutting edges and positioning key grooves; the upper end of the cutter bar is provided with a mo taper for matching with a standard cutter handle, and the lower end of the cutter bar is provided with threads for installing a lock nut; the center of cutter arbor is equipped with the perpendicular hole of cutter arbor that is used for leading to coolant, and the lower extreme of cutter arbor is equipped with the horizontal hole of cutter arbor, and the perpendicular hole of cutter arbor communicates with the horizontal hole of cutter arbor, all is equipped with lock nut horizontal hole on each side of lock nut, lock nut horizontal hole and the horizontal hole of cutter arbor intercommunication. On the premise of meeting the requirement of turning gear processing, the utility model ensures that the profile precision of the cutter after regrinding is kept unchanged, and prolongs the service life of the cutter.
Description
Technical Field
The utility model relates to a cutter, in particular to a cylindrical turning gear cutter device with double-sided cutting edges.
Background
Gears are key basic parts of a plurality of equipment, and the processing technology level of the gears has important significance for improving the equipment performance of various industries. The key of the turning technology is the design of a cutter. At present, a common turning gear cutter is mainly a conical cutter designed based on a staggered shaft bevel gear pair non-backlash meshing theory. In order to avoid interference between the rear cutter face of the cutter and the machined tooth surface, the rear cutter face of the cutter is provided with a fixed structural relief angle, and the structural appearance of the cutter is similar to that of a gear shaping cutter. However, the structural relief angle of the conical cutter can enable the outer diameter of the cutter to be continuously reduced in the regrinding process, the conjugate relation between the cutter blade shape and the tooth surface of the gear is not met any more, the service life of the cutter is short, and the precision of the machined gear is reduced. Therefore, the principle defects of quick regrinding precision and short service life of the existing conical turning tool design method are overcome, and the method is a key problem to be solved in the turning tool design.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides the cylindrical turning gear cutter device with the double-sided cutting edge, and the cutter ensures that the profile precision of the cutter after regrinding is kept unchanged on the premise of meeting the turning gear processing, and the service life of the cutter is prolonged.
The present utility model achieves the above technical object by the following means.
A cylindrical turning gear cutter device with double-sided cutting edges, comprising: the cylindrical turning gear cutter, the cutter bar and the lock nut are detachably connected;
the cylindrical turning gear cutter is of a cylindrical spur gear structure, the rear cutter face of the cylindrical turning gear cutter has no structural rear angle, and the upper end face and the lower end face of the cylindrical turning gear cutter are provided with the same structural front angle, cutting edges and positioning key grooves;
the upper end of the cutter bar is provided with a mo taper for matching with a standard cutter handle, and the lower end of the cutter bar is provided with threads for installing a lock nut; the center of cutter arbor is equipped with the perpendicular hole of cutter arbor that is used for leading to coolant, the lower extreme of cutter arbor is equipped with the horizontal hole of cutter arbor, the perpendicular hole of cutter arbor with the horizontal hole of cutter arbor communicates, all be equipped with lock nut horizontal hole on every side of lock nut, lock nut horizontal hole with the horizontal hole of cutter arbor communicates.
Further, a symmetrical positioning key is arranged in the middle of the cutter bar and used for mounting and positioning the cylindrical turning cutter.
Further, the structural front angles of the upper end face and the lower end face of the cylindrical turning gear cutter are 10-20 degrees.
Further, the number of the horizontal inner holes of the cutter bar is a plurality of.
Further, a cutter bar annular groove is formed in the cutter bar, a plurality of cutter bar horizontal inner holes are located in the radial direction of the cutter bar annular groove, and the cutter bar annular groove is communicated with the lock nut horizontal inner holes.
The beneficial effects of the utility model are as follows:
the turning tooth cutter disclosed by the utility model has the shape of a cylinder, the profile of the cutting edge is kept unchanged after the front cutter surface of the cutter is subjected to multiple sharpening, the problem of reduction of the profile precision after the traditional conical turning tooth cutter is subjected to sharpening is solved, the cutting edges on the two surfaces of the cutter can be used interchangeably, and the service life of the cutter is prolonged. In addition, the cooling medium can be sprayed to the cutting position in the cutter bar, so that chip removal is improved, and the chips are prevented from sticking to the cutter.
Drawings
FIG. 1 is a three-dimensional perspective view of the overall structure of a cylindrical turning cutter device with double-sided cutting edges according to an embodiment of the present utility model;
FIG. 2 is an exploded view of the cylindrical turning tool device of FIG. 1 with double sided cutting edges;
FIG. 3 is a central cross-sectional view of the cylindrical turning gear cutter device of FIG. 1 with double-sided cutting edges;
fig. 4 is a view showing the installation and use of a cylindrical turning tool device having double-sided cutting edges in turning according to an embodiment of the present utility model.
Reference numerals:
1. cylindrical turning tooth cutter; 2. a cutter bar; 3. a lock nut; 4. an internal gear to be processed; 11. a front angle of the structure; 12. a cutting edge; 13. positioning a key groove; 21. a mohs taper; 22. a positioning key; 23. a thread; 24. a cutter bar vertical inner hole; 25. a horizontal inner hole of the cutter bar; 26. an annular groove of the cutter bar; 31. a horizontal inner hole of the lock nut.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
A cylindrical turning gear cutter device having double-sided cutting edges according to an embodiment of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, a cylindrical turning tool device having a double-sided cutting edge according to an embodiment of the present utility model includes: the cylindrical turning gear cutter 1, the cutter bar 2 and the lock nut 3 are detachably connected.
Specifically, as shown in fig. 2, the upper end face and the lower end face of the cylindrical turning gear cutter 1 are provided with the same structure front angle 11, the cutting edge 12 and the positioning key slot 13; the cylindrical turning gear cutter 1 is of a cylindrical straight gear structure, the rear cutter face of the cylindrical turning gear cutter 1 has no structural rear angle, and the cylindrical turning gear cutter 1 has the advantages that the cylindrical turning gear cutter 1 is of a cylindrical straight gear structure: after the front cutter face of the cutter is sharpened for many times, the profile of the cutting edge is kept unchanged, the problem that the profile precision is reduced after the traditional conical turning tooth cutter is sharpened is solved, the cutting edges on the two sides of the cutter can be used interchangeably, and the service life of the cutter is prolonged. In addition, the rear cutter surface of the cutter with the cylindrical straight tooth structure can adopt a forming grinding mode, so that the efficiency of grinding the cutter is higher than that of the traditional generating grinding cutter, and the manufacturing efficiency of the cutter is improved.
The upper end of the cutter bar 2 is provided with a mo taper 21 which is used for matching with a standard cutter handle, the middle is provided with a symmetrical positioning key 22 which is used for mounting and positioning the cylindrical turning cutter 1, and the lower end is provided with a thread 23 which is used for mounting the lock nut 3. As shown in fig. 3, a cutter bar vertical inner hole 24 for passing a cooling medium is arranged in the center of the cutter bar 2, a cutter bar annular groove 26 is arranged at the lower end of the cutter bar 2, a plurality of cutter bar horizontal inner holes 25 are arranged along the radial direction of the cutter bar annular groove 26, and the cutter bar horizontal inner holes 25 are communicated with the cutter bar vertical inner hole 24. The lock nut 3 is provided with a lock nut horizontal inner hole 31 for passing a cooling medium on each side face, and the cutter bar annular groove 26 communicates with the lock nut horizontal inner hole 31. The cutter bar 2 is connected with a cooling system of the machine tool, and can spray cooling media such as compressed air, cooling liquid, cooling oil and the like to a cutting position through a diversion inner hole, so that chip removal of the cylindrical turning cutter 1 is improved, and chip sticking can be avoided.
Further, the structural rake angle 11 of the upper end face and the lower end face of the cylindrical turning gear cutter 1 is 10-20 degrees. The structural rake angle 11 of the cylindrical turning gear cutter 1 is 10-15 degrees larger than that of the traditional conical turning gear cutter, and the increased structural rake angle is beneficial to improving cutter cutting conditions and improving the finish degree of machined gear tooth surfaces.
Referring to fig. 4, a mounting and use diagram of a cylindrical turning tool device with double-sided cutting edges according to the present utility model in a turning process is shown. Wherein O is t -x t y t z t Is a coordinate system of a cylindrical turning gear cutter 1, O w -x w y w z w In order to form a coordinate system of the internal gear 4 to be machined, the rotation axes of the cylindrical turning gear cutter 1 and the rotation axes of the internal gear 4 to be machined are arranged in a space staggered mode, an included angle of the two rotation axes is an intersecting angle sigma, the shortest distance of the two rotation axes along the x-axis direction is a center distance a, the shortest distance of the two rotation axes along the y-axis direction is an offset distance b, the cutter adopts the eccentric installation mode to carry out turning gear machining, and a cutting relief angle can be formed naturally. In the turning process, the cylindrical turning cutter 1 and the internal gear 4 to be machined do synchronous rotation movement, and the cylindrical turning cutter 1 does feeding movement along the axial direction of the internal gear 4 to be machined.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model.
Claims (5)
1. A cylindrical turning tool device having a double-sided cutting edge, comprising: the cylindrical turning gear cutter (1), the cutter bar (2) and the lock nut (3), wherein the cylindrical turning gear cutter (1), the cutter bar (2) and the lock nut (3) are detachably connected;
the cylindrical turning gear cutter (1) is of a cylindrical spur gear structure, the rear cutter surface of the cylindrical turning gear cutter (1) has no structural rear angle, and the upper end surface and the lower end surface of the cylindrical turning gear cutter (1) are provided with the same structural front angle (11), a cutting edge (12) and a positioning key groove (13);
the upper end of the cutter bar (2) is provided with a mo-type taper (21) which is used for being matched with a standard cutter handle, and the lower end of the cutter bar (2) is provided with threads (23) which are used for installing a lock nut (3); the center of cutter arbor (2) is equipped with the perpendicular hole of cutter arbor (24) that are used for leading to coolant, the lower extreme of cutter arbor (2) is equipped with cutter arbor horizontal hole (25), perpendicular hole of cutter arbor (24) with cutter arbor horizontal hole (25) intercommunication, all be equipped with lock nut horizontal hole (31) on every side of lock nut (3), lock nut horizontal hole (31) with cutter arbor horizontal hole (25) intercommunication.
2. The cylindrical turning gear cutter device with double-sided cutting edges according to claim 1, wherein: the middle of the cutter bar (2) is provided with symmetrical positioning keys (22) for mounting and positioning the cylindrical turning cutter (1).
3. The cylindrical turning gear cutter device with double-sided cutting edges according to claim 1, wherein: the structural front angle (11) of the upper end face and the lower end face of the cylindrical turning gear cutter (1) is 10-20 degrees.
4. A cylindrical turning tool device with double sided cutting edges according to claim 1, characterized in that: the number of the horizontal inner holes (25) of the cutter bar is a plurality of.
5. The cylindrical turning gear cutter device with double-sided cutting edges according to claim 4, wherein: the cutter bar (2) is provided with a cutter bar annular groove (26), a plurality of cutter bar horizontal inner holes (25) are positioned in the radial direction of the cutter bar annular groove (26), and the cutter bar annular groove (26) is communicated with the lock nut horizontal inner holes (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322307934.7U CN220679582U (en) | 2023-08-25 | 2023-08-25 | Cylindrical turning tooth cutter device with double-sided cutting edge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322307934.7U CN220679582U (en) | 2023-08-25 | 2023-08-25 | Cylindrical turning tooth cutter device with double-sided cutting edge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220679582U true CN220679582U (en) | 2024-03-29 |
Family
ID=90407859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322307934.7U Active CN220679582U (en) | 2023-08-25 | 2023-08-25 | Cylindrical turning tooth cutter device with double-sided cutting edge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220679582U (en) |
-
2023
- 2023-08-25 CN CN202322307934.7U patent/CN220679582U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102039519B (en) | Manufacturing process of high-precision extrusion die for DeNOx catalyst | |
| CN201537706U (en) | Diamond compound milling reamer for machining ladder hole | |
| CN220679582U (en) | Cylindrical turning tooth cutter device with double-sided cutting edge | |
| CN211489673U (en) | Arc boring cutter | |
| CN109604725B (en) | Efficient cutting machining method for inner shape of thin-wall multi-groove-cavity part | |
| CN107511496A (en) | A kind of processing method of tool bit for processing annular groove and its blade | |
| CN213224335U (en) | Multi-station cutting tool | |
| CN214602134U (en) | V-shaped positioning single-hole limiting replaceable milling cutter | |
| CN101412121A (en) | Method for processing high power medium-speed diesel linkage rod tooth form and special processing knife tool | |
| CN214321958U (en) | Composite milling cutter | |
| CN212371301U (en) | Dual-purpose broach of fluting chamfer | |
| CN208853803U (en) | A kind of coaxial aperture knife tool | |
| CN220462252U (en) | Fine boring, reverse milling face and chamfering composite cutter | |
| CN220970857U (en) | Blade-replaceable edge-milling chamfer end mill | |
| CN220216972U (en) | Gear machining tool bit with positioning groove | |
| CN214769014U (en) | Boring cutter for numerical control cutter | |
| CN213916506U (en) | Adjustable lamination type radial gear shaving cutter | |
| CN217095724U (en) | Large-arc flat-top blind hole deep hole forming cutter set | |
| CN115178965B (en) | Machining and manufacturing process flow for precise small racks | |
| CN209849960U (en) | Cutter for machining sealing hole | |
| CN215392906U (en) | Special groove type reaming reamer | |
| CN217618155U (en) | Saw blade with multiple cutting edges of different angles | |
| CN221312777U (en) | Chamfering tool for processing small-modulus gear | |
| CN220050290U (en) | Replaceable multifunctional reamer for automobile processing | |
| CN114161089B (en) | Processing method of thin-wall aluminum connecting piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |