CN212241434U - High-efficient high accuracy hobbing cutter - Google Patents
High-efficient high accuracy hobbing cutter Download PDFInfo
- Publication number
- CN212241434U CN212241434U CN201922188250.3U CN201922188250U CN212241434U CN 212241434 U CN212241434 U CN 212241434U CN 201922188250 U CN201922188250 U CN 201922188250U CN 212241434 U CN212241434 U CN 212241434U
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- China
- Prior art keywords
- cutter body
- cutter
- cutting
- tool
- center pin
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- Expired - Fee Related
Links
- 238000005520 cutting process Methods 0.000 claims description 33
- 238000003754 machining Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 239000000956 alloy Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 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
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a high-efficient high accuracy hobbing cutter, including center pin and cutter body, the shape of cutter body is cylindric, and central point puts and has cup jointed the center pin, the both ends of center pin are in the equal fixedly connected with positioning disk in one side that is close to the cutter body, two fixed screw, six have all been seted up in the middle part trisection department of positioning disk fixed screw is inside all to be provided with fixed screw, two the positioning disk passes through fixed screw and cutter body fixed connection, the cutter body both sides all are provided with the outer eaves of cutter body, be provided with a plurality of tool bits on the face of cylinder in the outside of cutter body, the both ends of center pin are kept away from one side of cutter body and have all been. The utility model discloses in, used a plurality of tool bits that have certain interval to process jointly, made single tool bit have sufficient cooling time, need not reducing speed when processing special work piece, improved machining efficiency greatly, strengthened the practicality.
Description
Technical Field
The utility model relates to a cutting tool technical field especially relates to a high-efficient high accuracy rolls cuts cutter.
Background
In a conventional hobbing tool for cutting, in order to reduce a cutting load, a front cutting face of a hob is formed into a spiral shape along an outer circumference of the hob, and the purpose is to reduce the cutting load by making the front cutting face of each blade of the hob not contact a cutting surface at the same time when a workpiece is cut.
However, the production and processing of such a cutting tool are very difficult, especially when one or more blades need to be replaced or repaired, and in addition, during the cutting process, the contact of each blade with the processing surface is still a continuous cutting process, especially when cutting workpieces (such as bamboo and wood) which are not easy to dissipate heat and are not suitable for being filled with cooling liquid, the surfaces of the workpieces are very likely to be scalded.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a high-efficiency high-precision hobbing cutter.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high-efficient high accuracy hobbing cutter, includes center pin and cutter body, the shape of cutter body is cylindric, and central point puts and has cup jointed the center pin, the both ends of center pin are in the equal fixedly connected with positioning disk in one side that is close to the cutter body, two fixed screw, six have all been seted up in the middle part trisection department of positioning disk the inside fixed screw that all is provided with of fixed screw, two the positioning disk passes through fixed screw and cutter body fixed connection, the cutter body both sides all are provided with the outer eaves of cutter body, be provided with a plurality of tool bits on the outside face of cylinder of cutter body, the shaft key has all been seted up to one side that the cutter.
As a further description of the above technical solution:
the tool bit comprises a tool apron, a blade groove and a cutting blade, the bottom of the tool apron is fixedly connected with the tool body, the blade groove is formed in one end, away from the tool body, of the tool apron, and the cutting blade is arranged in the blade groove.
As a further description of the above technical solution:
the cutter heads are arranged on the outer side cylindrical surface of the cutter body at intervals in the circumferential direction to form a certain circumferential distance.
As a further description of the above technical solution:
the adjacent cutter heads in the circumferential direction of the outer side cylindrical surface of the cutter body are arranged in a staggered mode in the axial direction at intervals.
As a further description of the above technical solution:
the cutting insert has a width greater than the spacing between axially adjacent cutting tips.
As a further description of the above technical solution:
the cutting insert is a hard alloy material insert.
The utility model discloses following beneficial effect has:
1. the utility model uses a plurality of cutter heads with certain intervals to process together, so that a single cutter head has enough cooling time, the speed is not required to be reduced when processing special workpieces, the processing efficiency is greatly improved, and the practicability is enhanced;
2. the tool bits of the utility model are arranged at intervals, the contact surface between the cutting blade and the surface of the workpiece is small during cutting, the contact time is short, the cutting blade does not need to be provided with a chip pocket, the processing difficulty of the cutting blade is reduced, and the processing precision of the workpiece is improved;
3. the utility model discloses the width of cutting blade is greater than the interval between the adjacent tool bit of axial, makes the machined surface of every adjacent tool bit all have certain coincidence, has improved the machining precision of work piece greatly.
Drawings
Fig. 1 is a front view of a high-efficiency high-precision hobbing cutter provided by the utility model;
FIG. 2 is a front sectional view of the high-efficiency high-precision hobbing cutter provided by the present invention;
fig. 3 is a side view of a high-efficiency high-precision hobbing tool provided by the present invention;
fig. 4 is an enlarged view of a point a in fig. 3 according to the present invention.
Illustration of the drawings:
1. a central shaft; 2. a cutter body; 3. positioning a plate; 4. fixing screw holes; 5. fixing screws; 6. the cutter body is provided with an outer brim; 7. a cutter head; 8. a shaft key; 701. a tool apron; 702. an insert pocket; 703. a cutting insert.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a high-efficiency high-precision hobbing cutter comprises a central shaft 1 and a cutter body 2, wherein the cutter body 2 is cylindrical, the central shaft 1 is sleeved at the central position, positioning discs 3 are fixedly connected to two ends of the central shaft 1 at one side close to the cutter body 2 for positioning and fixing, fixing screw holes 4 are formed in the middle trisection parts of the two positioning discs 3, fixing screws 5 are arranged inside the six fixing screw holes 4, the two positioning discs 3 are fixedly connected with the cutter body 2 through the fixing screws 5, cutter body outer eaves 6 are arranged on two sides of the cutter body 2 for protection, a plurality of cutter heads 7 are arranged on the outer side cylindrical surface of the cutter body 2 for processing workpieces, shaft keys 8 are arranged at one sides of the two ends of the central shaft 1 far away from the cutter body 2 for connecting with a processing power system, the utility model uses a plurality of cutter heads with certain intervals for processing together, so that a single cutter head has, when special workpieces are machined, the speed does not need to be reduced, the machining efficiency is greatly improved, and the practicability is enhanced.
The tool bit 7 comprises a tool holder 701, a blade groove 702 and a cutting blade 703, the bottom of the tool holder 701 is fixedly connected with the tool body 2, the blade groove 702 is arranged at one end of the tool holder 701 far away from the tool body 2, the cutting blade 703 is arranged in the blade groove 702, the tool bit 7 is circumferentially arranged on the outer side cylindrical surface of the tool body 2 at intervals to form a certain circumferential distance for providing enough heat dissipation space and chip containing space, the circumferential direction of the outer side cylindrical surface of the tool body 2 is axially staggered towards the adjacent tool bits 7 at intervals, the width of the cutting blade 703 is greater than the distance between the axially adjacent tool bits 7, so that the processing surfaces of each adjacent tool bit are overlapped to a certain extent, the processing precision of a workpiece is greatly improved, the cutting blade 703 is a hard alloy material blade and improves the processing stability and the processing precision, the tool bit 7 of the utility model is arranged at intervals, the contact time is short, so that a chip pocket does not need to be arranged on the cutting blade 703, the processing difficulty of the cutting blade 703 is reduced, and the processing precision of a workpiece is improved.
The working principle is as follows: the utility model discloses during the use, center pin 1 is fixed on processing driving system through the axle key 8, adds man-hour to the work piece, and 2 ascending a plurality of tool bits 7 of cutter body surface axial are processed the work piece surface simultaneously, and the machined surface of each tool bit 7 all has certain coincidence, has improved the machining precision, and other tool bits 7 have sufficient cooling time simultaneously, need not the reduction speed when processing special work piece, have improved machining efficiency greatly, have strengthened the practicality.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a high-efficient high accuracy hobbing cutter, includes center pin (1) and cutter body (2), its characterized in that: the cutter body (2) is cylindrical, the center position of the cutter body is sleeved with the center shaft (1), two ends of the center shaft (1) are fixedly connected with positioning discs (3) on one side close to the cutter body (2), two fixing screw holes (4) are formed in trisection positions of the middle of the positioning discs (3), six fixing screws (5) are arranged inside the fixing screw holes (4), two positioning discs (3) are fixedly connected with the cutter body (2) through the fixing screws (5), two sides of the cutter body (2) are provided with outer eaves (6) of the cutter body, a plurality of cutter heads (7) are arranged on the outer cylindrical surface of the cutter body (2), and an axial key (8) is formed in one side, far away from the cutter body (2), of the two ends of the center shaft (1).
2. A high efficiency high precision hobbing tool as claimed in claim 1, characterized in that: the cutter head (7) comprises a cutter seat (701), a blade groove (702) and a cutting blade (703), the bottom of the cutter seat (701) is fixedly connected with the cutter body (2), the blade groove (702) is formed in one end, far away from the cutter body (2), of the cutter seat (701), and the cutting blade (703) is arranged in the blade groove (702).
3. A high efficiency high precision hobbing tool as claimed in claim 1, characterized in that: the cutter heads (7) are arranged on the outer side cylindrical surface of the cutter body (2) at intervals in the circumferential direction to form a certain circumferential distance.
4. A high efficiency high precision hobbing tool as claimed in claim 1, characterized in that: the circumference of the outer side cylindrical surface of the cutter body (2) is axially staggered at intervals towards the adjacent cutter heads (7).
5. A high efficiency high precision hobbing cutter as claimed in claim 2, characterized in that: the cutting insert (703) has a width greater than the spacing between axially adjacent cutting heads (7).
6. A high efficiency high precision hobbing cutter as claimed in claim 2, characterized in that: the cutting insert (703) is a cemented carbide material insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922188250.3U CN212241434U (en) | 2019-12-09 | 2019-12-09 | High-efficient high accuracy hobbing cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922188250.3U CN212241434U (en) | 2019-12-09 | 2019-12-09 | High-efficient high accuracy hobbing cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212241434U true CN212241434U (en) | 2020-12-29 |
Family
ID=73972398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922188250.3U Expired - Fee Related CN212241434U (en) | 2019-12-09 | 2019-12-09 | High-efficient high accuracy hobbing cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212241434U (en) |
-
2019
- 2019-12-09 CN CN201922188250.3U patent/CN212241434U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 Termination date: 20211209 |