CN204934750U - A kind of hobboing cutter - Google Patents
A kind of hobboing cutter Download PDFInfo
- Publication number
- CN204934750U CN204934750U CN201520636110.7U CN201520636110U CN204934750U CN 204934750 U CN204934750 U CN 204934750U CN 201520636110 U CN201520636110 U CN 201520636110U CN 204934750 U CN204934750 U CN 204934750U
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- CN
- China
- Prior art keywords
- cutter shaft
- blade
- groove
- tooth
- cutter
- Prior art date
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Abstract
The utility model discloses a kind of hobboing cutter, it mainly comprises blade, outer cutter shaft and interior cutter shaft, blade is connected on outer cutter shaft by contiguous block, and interior cutter shaft is connected on the inwall of outer cutter shaft, and the inwall of interior cutter shaft is provided with one deck frictional layer, the cavity that frictional layer surrounds is fixed bar chamber, blade is provided with a top sword and two side edges, and top sword is provided with diamond layer, and blade is also provided with the back of tooth and contact surface, the back of tooth is shape linearly, and contact surface is made up of arc surface and vertical plane.The beneficial effects of the utility model have: by dregs guiding groove, chip is sent to perpendicular chip pocket, are finally discharged by chip by horizontal chip pocket again, and chip can be discharged in time; Be provided with frictional layer inside interior cutter shaft, the frictional force between hobboing cutter and fixed bar is increased, strengthen stability; Be provided with large draw-in groove and little draw-in groove, different fixed bars can be adapted to; The contact surface of cutter tooth is provided with arc surface, stressed milder when making cutter tooth and feature contacts, extends hobboing cutter service life.
Description
Technical field
The utility model relates to a kind of hobboing cutter, belongs to metal material manufacturing equipment technical field.
Background technology
Hobboing cutter is that cutter tooth makes helical row along cylinder or circular cone
gearprocessing Dao Ju ﹐ is for pressing
generatingprocessing circle post tooth wheel ﹑ worm gear and other cylindrical toothed workpiece.Add man-hour, hobboing cutter is equivalent to one
helical anglevery large helical gear, its number of teeth is the head number of hobboing cutter, and workpiece is equivalent to another helical gear, each other according to a pair helical tooth crop rotation spatial conjugate, rotates, become tooth-formation of gear by the cutter tooth profile of tooth envelope of each adjacent position of cutting successively with fixing speed ratio.A large amount of chips can be produced in the process that hobboing cutter uses, if chip can not be discharged in time, will cause damage to part.And the chip removal effect of existing hobboing cutter is not fine.
Utility model content
The technical problems to be solved in the utility model, is to provide a kind of hobboing cutter, and this rolls through and is provided with multiple tracks chip area, can chip removal timely and effectively, also has the feature such as long service life, good stability.
The utility model is realized by following proposal: a kind of hobboing cutter, it mainly comprises blade, outer cutter shaft and interior cutter shaft, described outer cutter shaft and described interior cutter shaft are hollow cylinder, described blade is connected on described outer cutter shaft by contiguous block, blade described in several distributes in the shape of a spiral round described outer cutter shaft, described interior cutter shaft is connected on the inwall of described outer cutter shaft, the inwall of described interior cutter shaft is provided with one deck frictional layer, frictional force between hobboing cutter and fixed bar is increased, not easily be moved, strengthen stability, the cavity that described frictional layer surrounds is fixed bar chamber, fixed bar is through described fixed bar chamber, the left side of the inwall of described interior cutter shaft is provided with a little draw-in groove, the right side of the inwall of described interior cutter shaft is provided with a large draw-in groove, described little draw-in groove and described large draw-in groove play the effect be fixed on fixed bar of rolling, described blade is provided with a top sword and two side edges, described top sword and side edge cut part, described top sword is provided with diamond layer, strengthen top sword intensity, described side edge, described top sword and two described side edges are formed trapezoidal, described blade is also provided with the back of tooth and contact surface, the described back of tooth linearly shape, describedly to be made up of contact surface arc surface and vertical plane, it is stressed milder when the design of arc surface makes cutter tooth and feature contacts, protection cutter tooth, extend hobboing cutter service life, the sword face of described blade is provided with some dregs guiding grooves, the chip of inside is sent to perpendicular chip pocket by dregs guiding groove, be convenient to discharge.
Horizontal chip pocket is provided with between the transverse direction of described blade.
Described blade vertical between be provided with perpendicular chip pocket.
Described little draw-in groove is corresponding with the position of described large draw-in groove, and is communicated with described fixed bar chamber.
The beneficial effects of the utility model are:
1, a kind of hobboing cutter of the utility model is provided with dregs guiding groove, by dregs guiding groove, chip is sent to perpendicular chip pocket, is finally discharged by chip by horizontal chip pocket again, make the inner most chip of cut surface to discharge in time like this, can available protecting part and hobboing cutter;
Be provided with frictional layer inside the interior cutter shaft of 2, a kind of hobboing cutter of the utility model, the frictional force between hobboing cutter and fixed bar increased, is not easily moved, strengthen stability;
3, a kind of hobboing cutter of the utility model is provided with large draw-in groove and little draw-in groove, and can be adapted to different fixed bars, versatility is good;
4, the contact surface of the cutter tooth of a kind of hobboing cutter of the utility model is provided with arc surface, stressed milder when making cutter tooth and feature contacts, protection cutter tooth, extends hobboing cutter service life.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of hobboing cutter of the utility model;
Fig. 2 is the vertical section structural representation of a kind of hobboing cutter of the utility model;
In figure: 1 is blade, 2 is outer cutter shaft, and 3 is interior cutter shaft, 4 is contiguous block, and 5 is frictional layer, and 6 is fixed bar chamber, 7 is little draw-in groove, and 8 is large draw-in groove, and 9 is top sword, 10 is side edge, and 11 is diamond layer, and 12 is the back of tooth, 13 is contact surface, and 14 is arc surface, and 15 is vertical plane, 16 is horizontal chip pocket, and 17 is perpendicular chip pocket, and 18 is large draw-in groove.
Detailed description of the invention
Below in conjunction with Fig. 1-2, the utility model is further illustrated, but the utility model protection domain does not limit to described content.
A kind of hobboing cutter, it mainly comprises blade 1, outer cutter shaft 2 and interior cutter shaft 3, outer cutter shaft 2 and interior cutter shaft 3 are hollow cylinder, blade 1 is connected on outer cutter shaft 2 by contiguous block 4, several blades 1 distribute in the shape of a spiral round outer cutter shaft 2, interior cutter shaft 3 is connected on the inwall of outer cutter shaft 2, the inwall of interior cutter shaft 3 is provided with one deck frictional layer 5, frictional force between hobboing cutter and fixed bar is increased, not easily be moved, strengthen stability, the cavity that frictional layer 5 surrounds is fixed bar chamber 6, fixed bar is through fixed bar chamber 6, the left side of the inwall of interior cutter shaft 3 is provided with a little draw-in groove 7, the right side of the inwall of interior cutter shaft 3 is provided with a large draw-in groove 8, little draw-in groove 7 plays the effect be fixed on fixed bar of rolling with large draw-in groove 8, blade 1 is provided with a top sword 9 and two side edges 10, top sword 9 and side edge 10 pairs of parts cut, top sword 9 is provided with diamond layer 11, strengthen top sword intensity, side edge 10, top sword 9 and two side edges 10 are formed trapezoidal, blade 1 is also provided with the back of tooth 12 and contact surface 13, the back of tooth 12 linearly shape, contact surface 13 is made up of arc surface 14 and vertical plane 15, it is stressed milder when the design of arc surface makes cutter tooth and feature contacts, protection cutter tooth, extend hobboing cutter service life, the sword face of blade 1 is provided with some dregs guiding grooves 18, the chip of inside is sent to perpendicular chip pocket by dregs guiding groove, be convenient to discharge, horizontal chip pocket 16 is provided with between the transverse direction of blade 1, blade 1 vertical between be provided with perpendicular chip pocket 17, little draw-in groove 7 is corresponding with the position of large draw-in groove 8, and be communicated with fixed bar chamber 6.
Although done comparatively detailed elaboration to the technical solution of the utility model and enumerated; be to be understood that; to those skilled in the art; amendment is made to above-described embodiment or adopts equivalent replacement scheme; this is apparent to those skilled in the art; these modifications or improvements on the basis of not departing from the utility model spirit, all belong to the scope that the utility model is claimed.
Claims (4)
1. a hobboing cutter, it is characterized in that: it mainly comprises blade (1), outer cutter shaft (2) and interior cutter shaft (3), described outer cutter shaft (2) and described interior cutter shaft (3) are hollow cylinder, described blade (1) is connected on described outer cutter shaft (2) by contiguous block (4), blade described in several (1) distributes in the shape of a spiral round described outer cutter shaft (2), described interior cutter shaft (3) is connected on the inwall of described outer cutter shaft (2), the inwall of described interior cutter shaft (3) is provided with one deck frictional layer (5), the cavity that described frictional layer (5) surrounds is fixed bar chamber (6), the left side of the inwall of described interior cutter shaft (3) is provided with a little draw-in groove (7), the right side of the inwall of described interior cutter shaft (3) is provided with a large draw-in groove (8), described blade (1) is provided with top sword (9) and two side edges (10), described top sword (9) is provided with diamond layer (11), described side edge (10), described top sword (9) and two described side edges (10) are formed trapezoidal, described blade (1) is also provided with the back of tooth (12) and contact surface (13), the described back of tooth (12) linearly shape, describedly to be made up of contact surface (13) arc surface (14) and vertical plane (15), the sword face of described blade (1) is provided with some dregs guiding grooves (18).
2. a kind of hobboing cutter according to claim 1, is characterized in that: be provided with horizontal chip pocket (16) between the transverse direction of described blade (1).
3. a kind of hobboing cutter according to claim 1, is characterized in that: described blade (1) vertical between be provided with perpendicular chip pocket (17).
4. a kind of hobboing cutter according to claim 1, is characterized in that: described little draw-in groove (7) is corresponding with the position of described large draw-in groove (8), and is communicated with described fixed bar chamber (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520636110.7U CN204934750U (en) | 2015-08-20 | 2015-08-20 | A kind of hobboing cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520636110.7U CN204934750U (en) | 2015-08-20 | 2015-08-20 | A kind of hobboing cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204934750U true CN204934750U (en) | 2016-01-06 |
Family
ID=55002206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520636110.7U Expired - Fee Related CN204934750U (en) | 2015-08-20 | 2015-08-20 | A kind of hobboing cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204934750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044202A (en) * | 2017-12-04 | 2018-05-18 | 汉江工具有限责任公司 | Process the hobboing cutter and its production method of screw rotor |
| CN113059236A (en) * | 2021-04-22 | 2021-07-02 | 江西奥夫科压缩机有限公司 | Method for manufacturing screw and star wheel |
-
2015
- 2015-08-20 CN CN201520636110.7U patent/CN204934750U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044202A (en) * | 2017-12-04 | 2018-05-18 | 汉江工具有限责任公司 | Process the hobboing cutter and its production method of screw rotor |
| CN108044202B (en) * | 2017-12-04 | 2024-07-02 | 汉江工具有限责任公司 | Hob for processing screw rotor and its production method |
| CN113059236A (en) * | 2021-04-22 | 2021-07-02 | 江西奥夫科压缩机有限公司 | Method for manufacturing screw and star wheel |
| CN113059236B (en) * | 2021-04-22 | 2022-07-26 | 江西奥夫科压缩机有限公司 | Method for manufacturing screw and star wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160106 Termination date: 20170820 |