CN205967668U - A hobbing cutter knife rest for processing helical gear that helical angle is greater than 45 - Google Patents
A hobbing cutter knife rest for processing helical gear that helical angle is greater than 45 Download PDFInfo
- Publication number
- CN205967668U CN205967668U CN201620932760.0U CN201620932760U CN205967668U CN 205967668 U CN205967668 U CN 205967668U CN 201620932760 U CN201620932760 U CN 201620932760U CN 205967668 U CN205967668 U CN 205967668U
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- hobcutter
- hobboing cutter
- power transmission
- pedestal
- 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.)
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Abstract
A hobbing cutter knife rest for processing helical gear that helical angle is greater than 45, it includes knife rest body, base and transmission shaft, and it has a through -hole to open on the knife rest body, and transmission shaft one end is the integral key shaft, and transmission shaft one end is passed and is supported in the through -hole and by this end input torque, the base is fixed on the knife rest body, and it has the dead eye that is used for holding the transmission shaft other end to open on the base, and the transmission shaft other end passes through the bearing to be installed in the dead eye, is fixed with the action wheel on the transmission shaft other end, and the base is equipped with the cutter shaft in the below that lies in the transmission shaft other end, is equipped with on the cutter shaft and follows the driving wheel with action wheel engaged with, is equipped with on the cutter shaft and follows driving wheel hob side by side, and driven round of drive hob rotates, and the cutting edge of hob is for the downward bulge of base profile. When being greater than 45 oblique gear machining to the helical angle, to incline the knife rest body to required processing angle, the base did not take place to interfere with work piece or hobbing clamp this moment, can be greater than 45 helical gear to the helical angle and process.
Description
Technical field
This utility model is related to a kind of helical gear hob arbor carriage being more than 45 ° for processing helical angle.
Background technology
Helical gear driven load is big, and stable drive, is conventional drive mechanism.In the prior art, using rolling
During tooth machining helical gear, mainly by tilting what hob arbor carriage was realized, but because the structure of existing hob arbor carriage is rolling
Serrated knife is arranged in the main outline of hob arbor carriage, if wide-angle ground tilt hob arbor carriage, may result in spindle bearing holder or after
Support is interfered with workpiece or gear-hobbing clamp.It is little that therefore usual regulation can only process helical angle using existing hob arbor carriage
In 45 ° of helical gear, hob arbor carriage so can be avoided to damage or unreasonable use.
In view of this, it is necessory to provide a kind of helical gear hob arbor carriage being more than 45 ° for processing helical angle.
Utility model content
The purpose of this utility model is：A kind of helical gear hob arbor carriage being more than 45 ° for processing helical angle is provided.
In order to realize above-mentioned utility model purpose, this utility model provides and a kind of is more than 45 ° for processing helical angle
Helical gear hob arbor carriage, it includes tool holder body, pedestal and power transmission shaft, and tool holder body has a through hole, power transmission shaft one end
For splined shaft, power transmission shaft one end passes through and is bearing in through hole and by this end input torque；Pedestal is fixed in tool holder body, base
Dead eye for accommodating the power transmission shaft other end is had on seat, the power transmission shaft other end is arranged on bearing in the hole by bearing, transmission
Drivewheel is fixed with the axle other end, pedestal is provided with hobboing cutter axle in the lower section positioned at the power transmission shaft other end, hobboing cutter axle be provided with
The driven pulley that drivewheel is meshed, hobboing cutter axle is provided with the hobcutter side by side with driven pulley, and driven pulley drives hobcutter to rotate, rolling
The cutting edge of serrated knife is downwardly projecting with respect to base profile.
As a kind of improvement of the present utility model, pedestal is provided with the cavity of a hollow in dead eye other end end, passes
The moving axis other end passes through dead eye and is located in cavity, and drivewheel is located in cavity, and the lower wall of cavity has a breach, pedestal
Outer wall is provided with supporting boss at breach two ends, and hobboing cutter axle two ends are bearing in respectively on supporting boss and make hobboing cutter axle with respect to base
Seat profile is downwardly projecting.
As a kind of improvement of the present utility model, described tool holder body is made up of with horizontal segment vertical section, and horizontal segment is located at
The upper end of vertical section, through hole is opened in vertical section, and pedestal is fixed on the horizontal segment of tool holder body.
Further, described hobboing cutter axle two ends are individually fixed on supporting boss, and driven pulley slides on hobboing cutter axle, gear hobbing
Knife passes through bearing sliding bush on hobboing cutter axle, is fixedly connected by connector and realizes torque drive between driven pulley and hobcutter.
Further, described hobcutter drives hobcutter for straight end-face key, and straight end-face key drives the end face of hobcutter to be provided with key
Groove, driven pulley is fixedly connected with hobcutter by straight end-face key and realizes torque drive.
Further, described drivewheel is identical with the number of teeth of driven pulley.
Compared with prior art, this utility model, when helical angle is more than with 45 ° of bevel wheel machining, tool holder body is inclined
Tiltedly arrive required machining angle, now pedestal is not interfered with workpiece or gear-hobbing clamp, helical angle can be more than with 45 ° of helical gear
It is processed；This utility model can be transform as on the basis of existing hob arbor carriage structure, both save money and reduced transformation simultaneously
Difficulty and cost, are not required to carry out destructive transformation to existing hob arbor carriage simultaneously, not only save money but also save trouble, and also carry for restoring to the original state
Supply precondition.
Brief description
With reference to the accompanying drawings and detailed description, this utility model is used for processing the helical gear that helical angle is more than 45 °
Hob arbor carriage and its advantage be described in detail.
Fig. 1 is used for processing the front view of the helical gear hob arbor carriage that helical angle is more than 45 ° for this utility model；
Fig. 2 is the left view of Fig. 1.
Specific embodiment
In order that utility model purpose of the present utility model, technical scheme and its Advantageous Effects become apparent from, below
In conjunction with the drawings and specific embodiments, this utility model is further elaborated.It should be appreciated that in this specification
The specific embodiment of description is used for the purpose of explaining this utility model, is not intended to limit this utility model.
Refer to Fig. 1, this utility model provides a kind of helical gear hobboing cutter knife being more than 45 ° for processing helical angle
Frame, it includes tool holder body 1, pedestal 2 and power transmission shaft 3.
One through hole 13 is had on tool holder body 1, tool holder body 1 is made up of with horizontal segment 12 vertical section 11, horizontal segment 12
In the upper end of vertical section 11, through hole 13 is opened in vertical section 11.
Power transmission shaft one end 31 is splined shaft, and power transmission shaft one end 31 passes through and is bearing in through hole 13 and inputted by this end and turns round
Square.When using, splined shaft passes through through-hole mounting to export the spline in the hole of main shaft in process equipment, is inputted from main shaft to splined shaft
Moment of torsion, thus provide torque power for hob arbor carriage.
Pedestal 2 is fixed in tool holder body 1, and specifically, pedestal 2 is fixed on the horizontal segment 12 of tool holder body 1.Pedestal 2
On have dead eye 21 for accommodating the power transmission shaft other end 32, the power transmission shaft other end 32 is arranged on dead eye 21 by bearing
Interior, the power transmission shaft other end 32 is fixed with drivewheel 4, pedestal 2 is provided with hobboing cutter axle 5 in the lower section positioned at the power transmission shaft other end 32,
Hobboing cutter axle 5 is provided with the driven pulley 6 being meshed with drivewheel 4, and hobboing cutter axle 5 is provided with the hobcutter 7 side by side with driven pulley 6, from
Driving wheel 6 drives hobcutter 7 to rotate, and the cutting edge of hobcutter 7 is downwardly projecting with respect to pedestal 2 profile.
Because the cutting edge of hobcutter is downwardly projecting with respect to base profile, using this hob arbor carriage, helical angle is more than
During 45 ° of bevel wheel machining, tool holder body is tilted to required machining angle, now pedestal is not occurred with workpiece or gear-hobbing clamp
Collision or negotiation, the helical gear that can be more than 45 ° to helical angle be processed.
In an embodiment of the present utility model, pedestal 2 is provided with the sky of a hollow in dead eye 21 other end end
Chamber 22, the power transmission shaft other end 32 passes through dead eye 21 and is located in cavity 22, and drivewheel 4 is located in cavity 22, under cavity 22
Side wall has a breach, and pedestal 2 outer wall is provided with supporting boss 23 at breach two ends, and it is convex that hobboing cutter axle 5 two ends are bearing in supporting respectively
Make hobboing cutter axle downwardly projecting with respect to pedestal 2 profile on platform 23.Hobboing cutter is pivotally supported on the outside of base profile, can guarantee that
The cutting edge of hobcutter is downwardly projecting with respect to base profile, has thereby further ensured that and for tool holder body to have tilted to required processing
During angle, pedestal is not collided with workpiece or gear-hobbing clamp or negotiates.
In an embodiment of the present utility model, hobboing cutter axle 5 two ends are individually fixed on supporting boss 23, driven pulley 6
Slide on hobboing cutter axle 5, hobcutter 7 passes through bearing sliding bush on hobboing cutter axle 5.Wherein hobcutter drives hobcutter for straight end-face key,
Straight end-face key drives the end face of hobcutter to be provided with keyway, is fixedly connected realization by straight end-face key 8 and turns round between driven pulley 6 and hobcutter 7
Square is driven.
In the present embodiment, drivewheel 4 is identical with the number of teeth of driven pulley 6.Drivewheel is 1 with the speed ratio of driven pulley, therefore
Do not affect the calculating of divided teeth gear and differential hanging gear it is only necessary to by increasing, subtracting idle wheel, change hobboing cutter rotation direction and differential direction, so
Afterwards hob arbor carriage is tilted to required angle, you can gear is processed.
This utility model hob arbor carriage using when can existing hob arbor carriage basis transformation, due to existing rolling
Knife knife rest and this utility model have identical tool holder body it is only necessary to by the spindle assemblies in existing hob arbor carriage and after-poppet
Assembly is removed, and first the parts such as power transmission shaft of the present utility model, drivewheel, driven pulley, hobboing cutter axle and hobcutter is arranged on base
Base assembly is formed, then by holder assembly tool holder body of the present utility model, you can transform existing hob arbor carriage as on seat
This utility model hob arbor carriage.When not needing to process large helix angle gear, pull down the base assembly in tool holder body, will be original
Spindle assemblies and after-poppet assembly be arranged in tool holder body it is possible to return to the original state of existing hob arbor carriage, energy
Save the cost of production equipment for enterprise.Easily this utility model is returned to the original state of existing hob arbor carriage, that is,
Helical angle can economically be processed and be less than 45 degree, therefore this utility model is not only flexible but also has flexibility.
In sum, compared with prior art, this utility model is used for processing the helical gear hobboing cutter that helical angle is more than 45 °
Knife rest at least has advantages below：
This utility model, when helical angle is more than with 45 ° of bevel wheel machining, tool holder body is tilted to required processing angle
Degree, now pedestal is not interfered with workpiece or gear-hobbing clamp.
The announcement of book and teaching according to the above description, this utility model those skilled in the art can also be to above-mentioned reality
The mode of applying carries out suitable change and modification.Therefore, this utility model is not limited to disclosed and described above being embodied as
Some modifications and changes of the present utility model be should also be as falling in scope of the claims of the present utility model by mode.
Although additionally, employing some specific terms in this specification, these terms merely for convenience of description, not to this reality
With any restriction of new composition.
Claims (6)
1. a kind of helical gear hob arbor carriage being more than 45 ° for processing helical angle, including tool holder body, pedestal and power transmission shaft,
It is characterized in that：One through hole is had on tool holder body, power transmission shaft one end is splined shaft, and power transmission shaft one end passes through and is bearing in through hole
Interior and by this end input torque；Pedestal is fixed in tool holder body, and pedestal has the bearing for accommodating the power transmission shaft other end
Hole, the power transmission shaft other end is arranged on bearing in the hole by bearing, the power transmission shaft other end is fixed with drivewheel, pedestal is positioned at biography
The lower section of the moving axis other end is provided with hobboing cutter axle, and hobboing cutter axle is provided with the driven pulley being meshed with drivewheel, hobboing cutter axle be provided with
Driven pulley hobcutter side by side, driven pulley drives hobcutter to rotate, and the cutting edge of hobcutter is downwardly projecting with respect to base profile.
2. according to claim 1 for process helical angle be more than 45 ° helical gear hob arbor carriage it is characterised in that：
Pedestal is provided with the cavity of a hollow in dead eye other end end, and the power transmission shaft other end passes through dead eye and is located in cavity,
Drivewheel is located in cavity, and the lower wall of cavity has a breach, and base outer wall is provided with supporting boss, hobboing cutter axle at breach two ends
Two ends are bearing in respectively on supporting boss and make hobboing cutter axle downwardly projecting with respect to base profile.
3. according to claim 1 for process helical angle be more than 45 ° helical gear hob arbor carriage it is characterised in that：
Described tool holder body is made up of with horizontal segment vertical section, and horizontal segment is located at the upper end of vertical section, and through hole is opened in vertical section, pedestal
It is fixed on the horizontal segment of tool holder body.
4. according to claim 2 for process helical angle be more than 45 ° helical gear hob arbor carriage it is characterised in that：
Described hobboing cutter axle two ends are individually fixed on supporting boss, and driven pulley slides on hobboing cutter axle, and hobcutter is existed by bearing sliding bush
On hobboing cutter axle, it is fixedly connected by connector between driven pulley and hobcutter and realizes torque drive.
5. according to claim 4 for process helical angle be more than 45 ° helical gear hob arbor carriage it is characterised in that：
Described hobcutter drives hobcutter for straight end-face key, and straight end-face key drives the end face of hobcutter to be provided with keyway, and driven pulley passes through end face
Key is fixedly connected with hobcutter and realizes torque drive.
6. according to claim 1 for process helical angle be more than 45 ° helical gear hob arbor carriage it is characterised in that：
Described drivewheel is identical with the number of teeth of driven pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620932760.0U CN205967668U (en) | 2016-08-24 | 2016-08-24 | A hobbing cutter knife rest for processing helical gear that helical angle is greater than 45 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620932760.0U CN205967668U (en) | 2016-08-24 | 2016-08-24 | A hobbing cutter knife rest for processing helical gear that helical angle is greater than 45 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205967668U true CN205967668U (en) | 2017-02-22 |
Family
ID=58033610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620932760.0U Expired - Fee Related CN205967668U (en) | 2016-08-24 | 2016-08-24 | A hobbing cutter knife rest for processing helical gear that helical angle is greater than 45 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205967668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079261A (en) * | 2018-08-04 | 2018-12-25 | 王飞 | A kind of Gear Processing cutter frame mechanism |
-
2016
- 2016-08-24 CN CN201620932760.0U patent/CN205967668U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079261A (en) * | 2018-08-04 | 2018-12-25 | 王飞 | A kind of Gear Processing cutter frame mechanism |
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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: 20170222 Termination date: 20190824 |