CN206732293U - A kind of gear-hobbing clamp - Google Patents
A kind of gear-hobbing clamp Download PDFInfo
- Publication number
- CN206732293U CN206732293U CN201720511556.6U CN201720511556U CN206732293U CN 206732293 U CN206732293 U CN 206732293U CN 201720511556 U CN201720511556 U CN 201720511556U CN 206732293 U CN206732293 U CN 206732293U
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- gear
- thimble
- hobbing
- spline
- chassis
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Abstract
The utility model discloses a kind of gear-hobbing clamp.It includes being fastenedly connected the lower thimble above lathe base, and the lower thimble is made up of chassis and the thimble seat being arranged on chassis, and the outer surface of the thimble seat is equipped with spline positioning sleeve；The top of thimble seat is provided with centralized positioning circular cone, and the upper end edge of thimble seat is surrounded by a circle fabrication hole locating surface；The gear-hobbing clamp also includes being arranged on thimble on the gear-hobbing machine of gear workpieces vertical direction, and the centralized positioning circular cone and thimble on gear-hobbing machine are coaxial.The utility model is simple in construction, can ensure the axiality of processed part, and handling part is quick, improves Gear Processing efficiency, and simple, convenient, and manufacturing cost is low, and service life extends.
Description
Technical field
It the utility model is related to the gear-hobbing clamp used on machining equipment field, more particularly to a kind of gear-hobbing machine.
Background technology
Gear-hobbing machine is that the gear for processing straight-tooth, helical teeth and double helical tooth roller gear and worm gear etc. by generating with hobboing cutter adds
Work lathe, belong to a kind of most widely used gear cutting machine, machinable straight-tooth, helical gears on gear-hobbing machine, also
Can machining worm wheel, sprocket wheel etc., this lathe can also process the workpiece of the various special tooth profiles such as spline using special hobboing cutter.Use
Need workpiece being clamped fixation when gear-hobbing machine is processed workpiece, in the prior art during Gear Processing, to work
The clamping of part and release are clamped and unclamped using manually screw thread so that Workpiece clamping is wasted time and energy, labor strength
Greatly, and firm workpiece clamping degree is relatively low, during processing part clamp, reliability of positioning it is poor, easily occur pine in process
De- danger.In addition, existing gear-hobbing clamp can not ensure to process the axiality of part, so as to have impact on the processing of gear-hobbing machine essence
Degree and quality, percent defective lifting.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of gear-hobbing clamp, for overcome it is above-mentioned in the prior art
The existing handling of gear workpieces clamping are inconvenient, and processing efficiency is low, and axiality is poor, influence to position machining accuracy and crudy
The problem of.
The purpose of this utility model is achieved through the following technical solutions：
A kind of gear-hobbing clamp, including the lower thimble above lathe base is fastenedly connected, the lower thimble is by chassis and sets
The thimble seat composition on chassis is put, the outer surface of the thimble seat is equipped with spline positioning sleeve；During the top of thimble seat is provided with
Heart positioning cone, the upper end edge of thimble seat are surrounded by a circle fabrication hole locating surface；The gear-hobbing clamp also includes being arranged on
Thimble on the gear-hobbing machine of gear workpieces vertical direction, the centralized positioning circular cone and thimble on gear-hobbing machine are coaxial.
Preferably, the chassis is in cirque structure, and chassis surface is evenly arranged with multiple threaded locating holes along the center of circle, even
Fastening bolt is connect lower thimble is fixed on lathe base through threaded locating hole.
Preferably, the surface of the spline positioning sleeve is arranged with multiple installation screws, and fixing bolt passes through installation screw
Spline positioning sleeve is fixed on thimble seating face.
Further, the surface of the spline positioning sleeve is additionally provided with spline mounting hole, and spline passes through spline mounting hole and tooth
The bottom tab position of wheel workpiece is combined.
Preferably, the chassis is integrally formed mode with thimble seat use and connected.
Compared with prior art, the utility model at least has advantages below：
By above-mentioned the technical solution of the utility model, fixture realizes being fixedly clamped for workpiece using upper and lower thimble, only needs
Gear workpieces to be processed are placed into above the thimble seat of lower thimble, due to being provided with centralized positioning circular cone above thimble seat, and
Thimble seat upper end is surrounded by the groove being engaged with the bottom tab position of gear workpieces, therefore work gear to be added is in itself weight
That is stablized in the presence of power is placed on the top of thimble seat, more quick and convenient so as to load and unload, and improves processing efficiency；In addition,
The centralized positioning circular cone and fabrication hole locating surface of the upper end of thimble seat, gear workpieces are ensure that after placing up, gear
On the axis and gear-hobbing machine of workpiece processing zero is ensure that between the centralized positioning circular cone of thimble and lower thimble at same axis
The axiality of part, and on gear-hobbing machine thimble axial location it is adjustable, improve the length range that can process gear workpieces, increase
Applicability；Lower thimble is fastened on lathe base by connecting fastening bolt, centralized positioning circular cone and gear hobbing on thimble seat
Thimble is engaged on machine, by gear workpieces being clipped in the middle tightly, parts fixation it is more firm, avoid workpiece process
What is be likely to occur releases danger, improves the positioning machining accuracy and crudy of gear-hobbing machine.
Brief description of the drawings
Fig. 1 is a kind of transverse cross-sectional view for gear-hobbing clamp that the utility model embodiment provides；
Fig. 2 is a kind of dimensional structure diagram for gear-hobbing clamp that the utility model embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model, the technical scheme in the utility model is carried out clearly and completely
Description, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than whole embodiments.Base
Embodiment in the utility model, the institute that those of ordinary skill in the art are obtained under the premise of creative work is not made
There is other embodiment, belong to the scope of the utility model protection.
As Figure 1-Figure 2, a kind of gear-hobbing clamp proposed for the utility model embodiment, including be fastenedly connected in lathe
Lower thimble 1 above base (not shown), lower thimble 1 are made up of chassis 11 and the thimble seat 12 being arranged on chassis 11, are pushed up
The outer surface of needle stand 12 is equipped with spline positioning sleeve 2；The top of thimble seat 12 is provided with centralized positioning circular cone 3, thimble seat 12 it is upper
End edge is surrounded by a circle fabrication hole locating surface 4；Gear-hobbing clamp also includes the gear-hobbing machine for being arranged on the vertical direction of gear workpieces 5
Upper thimble 6, position is adjustable vertically for thimble 6 on gear-hobbing machine, and centralized positioning circular cone 3 and thimble on gear-hobbing machine 6 are coaxial.
Further, chassis 11 is in cirque structure, and the surface of chassis 11 is evenly arranged with multiple threaded locating holes along the center of circle,
Fastening bolt 7 is connected lower thimble 1 is fixed on lathe base through threaded locating hole.
Wherein, the surface of spline positioning sleeve 2 is arranged with multiple installation screws, and fixing bolt 8 will flower through installation screw
Key positioning sleeve 2 is fixed on the surface of thimble seat 12.
A kind of optional or be preferably carried out mode as the utility model, the surface of spline positioning sleeve 2 is additionally provided with spline peace
Hole 21 is filled, spline is combined through spline mounting hole 21 with the bottom tab position of gear workpieces 5.
In actual processing, chassis 11 is integrally formed mode with the use of thimble seat 12 and connected.
In specific implementation process, after gear workpieces 5 are placed on thimble seat 12, gear workpieces 5 and centralized positioning
Circular cone 3, fabrication hole locating surface 4 and splined surfaces fitting, ensure the axiality between gear workpieces 5 and fabrication hole locating surface 4, this
When control gear-hobbing machine on thimble 6 move down, gear workpieces 5 are completely fixed on gear-hobbing machine between thimble 6 and lower thimble 1,
Avoid gear workpieces 5 that loosening and displacement occurs, make clamping workpiece more firm, positioning precision is high.
The operation principle of the utility model gear-hobbing clamp is simply described as follows below in conjunction with the accompanying drawings：
Lower thimble is connected fastening --- the lower thimble fabrication hole locating surface of correction --- with lathe base by connection fastening bolt
Spline positioning sleeve is fastenedly connected with thimble seat by fixing bolt, and --- installation gear workpieces --- start gear hobbing machined part
Compared with prior art, the utility model at least has advantages below：
By above-mentioned the technical solution of the utility model, fixture realizes being fixedly clamped for workpiece using upper and lower thimble, only needs
Gear workpieces to be processed are placed into above the thimble seat of lower thimble, due to being provided with centralized positioning circular cone above thimble seat, and
Thimble seat upper end is surrounded by the groove being engaged with the bottom tab position of gear workpieces, therefore work gear to be added is in itself weight
That is stablized in the presence of power is placed on the top of thimble seat, more quick and convenient so as to load and unload, and improves processing efficiency；In addition,
The centralized positioning circular cone and fabrication hole locating surface of the upper end of thimble seat, gear workpieces are ensure that after placing up, gear
On the axis and gear-hobbing machine of workpiece processing zero is ensure that between the centralized positioning circular cone of thimble and lower thimble at same axis
The axiality of part, and on gear-hobbing machine thimble axial location it is adjustable, improve the length range that can process gear workpieces, increase
Applicability；Lower thimble is fastened on lathe base by connecting fastening bolt, centralized positioning circular cone and gear hobbing on thimble seat
Thimble is engaged on machine, by gear workpieces being clipped in the middle tightly, parts fixation it is more firm, avoid workpiece process
What is be likely to occur releases danger, improves the positioning machining accuracy and crudy of gear-hobbing machine.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should
It is defined by the protection domain of claims.
Claims (5)
1. a kind of gear-hobbing clamp, including it is fastenedly connected the lower thimble above lathe base, it is characterised in that：The lower thimble by
Chassis and the thimble seat composition being arranged on chassis, the outer surface of the thimble seat is equipped with spline positioning sleeve；Thimble seat it is upper
Side is provided with centralized positioning circular cone, and the upper end edge of thimble seat is surrounded by a circle fabrication hole locating surface；The gear-hobbing clamp also wraps
Include and be arranged on thimble on the gear-hobbing machine of gear workpieces vertical direction, the centralized positioning circular cone and thimble on gear-hobbing machine are coaxial.
2. gear-hobbing clamp as claimed in claim 1, it is characterised in that：The chassis is in cirque structure, and chassis surface edge is round
The heart is evenly arranged with multiple threaded locating holes, and lower thimble is fixed to lathe base by connection fastening bolt through threaded locating hole
On.
3. gear-hobbing clamp as claimed in claim 1, it is characterised in that：The surface of the spline positioning sleeve is arranged with multiple peaces
Screw is filled, spline positioning sleeve is fixed on thimble seating face by fixing bolt through installation screw.
4. the gear-hobbing clamp as described in claim 1 or 3, it is characterised in that：The surface of the spline positioning sleeve is additionally provided with spline
Mounting hole, spline are combined through spline mounting hole with the bottom tab position of gear workpieces.
5. gear-hobbing clamp as claimed in claim 1, it is characterised in that：The chassis and thimble seat use are integrally formed mode and connected
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511556.6U CN206732293U (en) | 2017-05-09 | 2017-05-09 | A kind of gear-hobbing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511556.6U CN206732293U (en) | 2017-05-09 | 2017-05-09 | A kind of gear-hobbing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206732293U true CN206732293U (en) | 2017-12-12 |
Family
ID=60564944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720511556.6U Active CN206732293U (en) | 2017-05-09 | 2017-05-09 | A kind of gear-hobbing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206732293U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047951A (en) * | 2018-10-15 | 2018-12-21 | 安徽明雁齿轮有限公司 | One kind being used for high-precision tooth shaft external splines gear hobbing process fixture |
-
2017
- 2017-05-09 CN CN201720511556.6U patent/CN206732293U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047951A (en) * | 2018-10-15 | 2018-12-21 | 安徽明雁齿轮有限公司 | One kind being used for high-precision tooth shaft external splines gear hobbing process fixture |
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