CN205798527U - bevel gear drilling tool - Google Patents
bevel gear drilling tool Download PDFInfo
- Publication number
- CN205798527U CN205798527U CN201620782695.8U CN201620782695U CN205798527U CN 205798527 U CN205798527 U CN 205798527U CN 201620782695 U CN201620782695 U CN 201620782695U CN 205798527 U CN205798527 U CN 205798527U
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- jig seat
- core axle
- drilling tool
- positioning core
- 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.)
- Expired - Fee Related
Links
Abstract
This utility model provides a kind of bevel gear drilling tool, belongs to field of mechanical technique.It solve the problem that the boring of existing bevel gear drilling tool is not straight, deflection is excessive, bore size is overproof.This bevel gear drilling tool, including base, the jig seat being vertical on base and the bushing plate being located at jig seat top, there is on bushing plate drill bushing, positioning core axle vertically disposed with bushing plate it is fixed with in jig seat, bevel gear is set on this positioning core axle, there is on positioning core axle the through hole being coaxially disposed with drill bushing, there is in jig seat the axial positioning structure for axial umbrella gear, there is on base the angle locator for circumferentially positioned bevel gear, under the effect of axial positioning structure, one end of bevel gear abuts in jig seat, when bevel gear abuts in jig seat, the hole to be processed of bevel gear is coaxially disposed with drill bushing.This utility model has easy to operate, quick, to advantages such as bevel gear good positioning effect.
Description
Technical field
This utility model belongs to field of mechanical technique, relates to a kind of bevel gear drilling tool, particularly a kind of casting umbrella tooth
Wheel bores small deep hole frock.
Background technology
Bevel gear is also named bevel gear, is widely used in industry drive apparatus and differential for vehicles, the chi of casting bevel gear
Very little and geometric tolerances deviation is relatively big, uses scroll chuck to be clamped by bevel gear, be unfavorable on its surface little deeply during processing small deep hole
The processing in hole, the small deep hole processed generally there is problems in that boring is not straight, and deflection is excessive, and bore size is overproof, processing
Small deep hole is excessive relative to the position degree deviation of profile of tooth.When bevel gear being clamped with scroll chuck, position inaccurate, cause
Machining accuracy is relatively low, and cannot realize clamping bevel gear easily and fast, thus affects working (machining) efficiency.
Summary of the invention
The purpose of this utility model is to there are the problems referred to above for existing technology, it is proposed that a kind of easy to operate, quick,
Bevel gear drilling tool to bevel gear good positioning effect.
The purpose of this utility model can be realized by following technical proposal:
This bevel gear drilling tool, the jig seat including base, being vertical on base and the brill being located at jig seat top
Template, described bushing plate has drill bushing, and described jig seat is fixed with positioning core axle vertically disposed with bushing plate, umbrella
Geared sleeve is located on this positioning core axle, and described positioning core axle has the through hole being coaxially disposed with drill bushing, it is characterised in that institute
There is in the jig seat stated the axial positioning structure for axial umbrella gear, described base has for circumferentially positioned
The angle locator of bevel gear, under the effect of described axial positioning structure, one end of bevel gear abuts in jig seat, when
When bevel gear abuts in jig seat, the hole to be processed of bevel gear is coaxially disposed with drill bushing.
In above-mentioned bevel gear drilling tool, cylinder that described axial positioning structure includes being fixed in jig seat,
Vertically be arranged in jig seat by the guide rod of air cylinder driven and the top board be arrangeding in parallel with jig seat being located at guide rod end, institute
The top board stated setting corresponding with positioning core axle, at the effect lower roof plate of described cylinder closer or far from positioning core axle.
In above-mentioned bevel gear drilling tool, described cylinder is located at the side of jig seat positioning core axle dorsad, described
Being fixed with the push pedal be arrangeding in parallel with jig seat on the piston rod of cylinder, above-mentioned guide rod is two and is respectively fixedly connected with in this push pedal
Two ends at, one end of above-mentioned top board is set on one of them guide rod and can rotate along this guide rod, and the other end of top board has
With the arc-shaped slot for blocking another guide rod.
Be equipped with in the end of two guide rods gear edge, the two ends of top board bear against gear along on, for convenience top board around
One of them guide rod rotates, and is provided with bearing between top board and this guide rod.When laying bevel gear, pull top board and make top board around it
In guide rod rotate, another guide rod progressively disengages arc-shaped slot, and now the dead ahead of positioning core axle has larger space, just
Putting in bevel gear.When bevel gear set is set on positioning core axle, pulls top board and rotate around one of them guide rod, make arc card
Groove snaps onto on another guide rod, and now top board faces bevel gear and positioning core axle.Cylinder operation drives push pedal campaign, thus carries
Dynamic two guide rods move simultaneously, drive top board to abut on bevel gear under the effect on the gear edge being located on guide rod, so that umbrella
Gear is axially positioned on mandrel.
In above-mentioned bevel gear drilling tool, described top board is equipped with the pressing plate being coaxially disposed with positioning core axle
Axle, described pressing plate shaft has the little pressing plate be arrangeding in parallel with top board near one end of positioning core axle, and the other end of pressing plate shaft sets
Limited location nut, has the elastic component being sheathed on pressing plate shaft, described elastic component and top between described little pressing plate and top board
Thrust ball bearing it is provided with between plate.When the moment that little pressing plate contacts with bevel gear, elastic component stress is compressed, it is achieved little pressing plate floats
The tight bevel gear of dynamic pressure.Elastic component at this is sleeve-shaped, and is made up of elastomeric material.
In above-mentioned bevel gear drilling tool, being positioned at that described angle locator includes being located on base is above-mentioned fixed
The fixing seat at place and be located at above fixing seat the locating piece at place immediately below the mandrel of position, described locating piece has and bevel gear
The location division that tooth socket fit is arranged, is provided with between described locating piece and fixing seat for driving the location division of locating piece to stretch to
Driver element in the teeth groove of bevel gear.
In above-mentioned bevel gear drilling tool, the upper end of described fixing seat has and fixes the integrated support of seat
Portion, above-mentioned driver element includes that upper end and locating piece are connected pilot pin and the spring that is sheathed on pilot pin, and described pilot pin wears
In supporting part and the lower end of pilot pin has the back-up ring being positioned at below supporting part, the upper end of described spring is resisted against on locating piece,
Its lower end is resisted against on supporting part.
Pilot pin can move up and down on supporting part, when being nested on positioning core axle by bevel gear, is pressed downward against locating piece, makes
Spring-compressed, distant between location division and bevel gear, facilitate the installation of bevel gear.After bevel gear installs, spring
Resetting and drive locating piece to move upward, location division is inserted in the teeth groove of bevel gear.
In above-mentioned bevel gear drilling tool, described pilot pin is two and is symmetrically set at the two ends of locating piece.
Compared with prior art, this bevel gear drilling tool has the advantage that
It is easy to operate, quick, and bevel gear is main location with the endoporus of self, and end face axial positions, by teeth groove angle
Location, positioning stablity is reliable, improves the machining accuracy of bevel gear small deep hole；Top board can rotate around one of them guide rod, it is simple to umbrella
The installation of gear, can reduce the length of guide rod simultaneously, thus save manufacturing cost；Owing to being provided with the little pressing plate of pressing plate shaft, can be real
Existing little pressing plate floats and compresses bevel gear, prevents from damaging bevel gear by pressure.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of preferred embodiment that this utility model provides.
Fig. 2 is the top view of Fig. 1 that this utility model provides.
Fig. 3 is the left view of Fig. 1 that this utility model provides.
In figure, 1, base；2, jig seat；3, bushing plate；4, positioning core axle；5, cylinder；6, guide rod；7, top board；8, push pedal；
9, arc-shaped slot；10, pressing plate shaft；11, little pressing plate；12, elastic component；13, thrust ball bearing；14, fixing seat；15, locating piece；
16, supporting part；17, pilot pin；18, spring；19, back-up ring.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
Bevel gear drilling tool as shown in Figure 1, the jig seat 2 including base 1, being vertical on base 1 and be located at brill
The bushing plate 3 at die holder 2 top, bushing plate 3 has drill bushing, and jig seat 2 is fixed with locating core vertically disposed with bushing plate 3
Axle 4, bevel gear is set on this positioning core axle 4, positioning core axle 4 has the through hole being coaxially disposed with drill bushing.In the present embodiment,
There is in jig seat 2 axial positioning structure for axial umbrella gear, base 1 has for circumferentially positioned bevel gear
Angle locator, under the effect of axial positioning structure, one end of bevel gear abuts in jig seat 2, when bevel gear abuts in
Time in jig seat 2, the hole to be processed of bevel gear is coaxially disposed with drill bushing.
As depicted in figs. 1 and 2, axial positioning structure includes the cylinder 5 being fixed in jig seat 2, is vertically arranged in drill jig
The guide rod 6 driven by cylinder 5 on seat 2 and the top board 7 be arrangeding in parallel with jig seat 2 being located at guide rod 6 end, top board 7 is with fixed
The position corresponding setting of mandrel 4, at the effect lower roof plate 7 of cylinder 5 closer or far from positioning core axle 4.
As depicted in figs. 1 and 2, cylinder 5 is located at the side of jig seat 2 positioning core axle 4 dorsad, solid on the piston rod of cylinder 5
Being connected with the push pedal 8 be arrangeding in parallel with jig seat 2, guide rod 6 is two and is respectively fixedly connected with at the two ends of this push pedal 8, the one of top board 7
End is set on one of them guide rod 6 and can rotate along this guide rod 6, and the other end of top board 7 has and for blocking another guide rod 6
Arc-shaped slot 9.
Be equipped with gear edge in the end of two guide rods 6, the two ends of top board 7 bear against on gear edge, top board 7 for convenience
Rotate around one of them guide rod 6, between top board 7 and this guide rod 6, be provided with bearing.When laying bevel gear, pull top board 7 and make top
Plate 7 rotates around one of them guide rod 6, and another guide rod 6 progressively disengages arc-shaped slot 9, and now the dead ahead of positioning core axle 4 has
Larger space, it is simple to putting into of bevel gear.When bevel gear set is set on positioning core axle 4, pull top board 7 around one of them guide rod
6 rotate, and make arc-shaped slot 9 snap onto on another guide rod 6, and now top board 7 faces bevel gear and positioning core axle 4.Cylinder 5 works
Drive push pedal 8 to move, thus drive two guide rods 6 to move simultaneously, under the effect on the gear edge being located on guide rod 6, drive top board 7
Abut on bevel gear, so that bevel gear is axially positioned on mandrel.
As in figure 2 it is shown, be equipped with the pressing plate shaft 10 being coaxially disposed with positioning core axle 4 on top board 7, pressing plate shaft 10 is near location
One end of mandrel 4 has the little pressing plate 11 be arrangeding in parallel with top board 7, and the other end of pressing plate shaft 10 is provided with stop nut, little pressing plate
There is between 11 and top board 7 elastic component 12 being sheathed on pressing plate shaft 10, between elastic component 12 and top board 7, be provided with thrust ball bearing
13.When the moment that little pressing plate 11 contacts with bevel gear, elastic component 12 stress is compressed, it is achieved little pressing plate 11 floats and compresses umbrella tooth
Wheel.Elastic component 12 at this is in sleeve-shaped, and is made up of elastomeric material.
As it is shown on figure 3, angle locator includes that is located on base 1 is positioned at the fixing seat at place immediately below positioning core axle 4
14 and be located at above fixing seat 14 locating piece 15 at place, locating piece 15 has the location that the tooth socket fit with bevel gear is arranged
Portion, is provided with between locating piece 15 and fixing seat 14 and stretches to driving in the teeth groove of bevel gear for the location division driving locating piece 15
Moving cell.
As it is shown on figure 3, the upper end of fixing seat 14 has and fixes the integrated supporting part of seat 14 16, driver element includes
Upper end and locating piece 15 are connected pilot pin 17 and the spring 18 that is sheathed on pilot pin 17, and pilot pin 17 is located in that supporting part 16 is interior and pilot pin
The lower end of 17 has the back-up ring 19 being positioned at below supporting part 16, and the upper end of spring 18 is resisted against on locating piece 15, its lower end against
On supporting part 16.
Pilot pin 17 can move up and down on supporting part 16, when being nested into by bevel gear on positioning core axle 4, is pressed downward against location
Block 15, makes spring 18 compress, distant between location division and bevel gear, facilitates the installation of bevel gear.When bevel gear is installed
After Hao, spring 18 resets and drives locating piece 15 to move upward, and location division is inserted in the teeth groove of bevel gear.
In the present embodiment, as it is shown on figure 3, pilot pin 17 is two and is symmetrically set at the two ends of locating piece 15.
This bevel gear drilling tool has the advantages such as easy to operate, quick, and bevel gear is main location with the endoporus of self, end
Over glaze, to location, is positioned by teeth groove angle, and positioning stablity is reliable, improves the machining accuracy of bevel gear small deep hole；Top board 7 can be around
One of them guide rod 6 rotates, it is simple to the installation of bevel gear, can reduce the length of guide rod 6 simultaneously, thus save manufacturing cost；By
In being provided with the little pressing plate 11 of pressing plate shaft 10, little pressing plate 11 can be realized and float and compress bevel gear, prevent from damaging bevel gear by pressure.
Specific embodiment described herein is only to this utility model spirit explanation for example.This utility model institute
Belong to those skilled in the art described specific embodiment to make various amendment or supplement or use similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. a bevel gear drilling tool, the jig seat (2) including base (1), being vertical on base (1) and be located at jig seat
(2) bushing plate (3) at top, described bushing plate (3) has drill bushing, described jig seat (2) is fixed with and bushing plate
(3) vertically disposed positioning core axle (4), bevel gear is set on this positioning core axle (4), and described positioning core axle (4) has
The through hole being coaxially disposed with drill bushing, it is characterised in that have for axial umbrella gear in described jig seat (2) is axial
Location structure, described base (1) has the angle locator for circumferentially positioned bevel gear, at described axial location knot
One end of the effect of structure bevel gear down abuts in jig seat (2), and when bevel gear abuts in jig seat (2), bevel gear treats
Processing hole is coaxially disposed with drill bushing.
Bevel gear drilling tool the most according to claim 1, it is characterised in that described axial positioning structure includes being connected
Cylinder (5), the guide rod (6) driven by cylinder (5) being vertically arranged in jig seat (2) in jig seat (2) and being located at is led
The top board (7) be arrangeding in parallel with jig seat (2) of bar (6) end, described top board (7) and positioning core axle (4) corresponding setting,
At the effect lower roof plate (7) of described cylinder (5) closer or far from positioning core axle (4).
Bevel gear drilling tool the most according to claim 2, it is characterised in that described cylinder (5) is located at jig seat (2)
The side of positioning core axle (4) dorsad, the piston rod of described cylinder (5) is fixed with the push pedal be arrangeding in parallel with jig seat (2)
(8), above-mentioned guide rod (6) is two and is respectively fixedly connected with at the two ends of this push pedal (8), and one end of above-mentioned top board (7) is set in
One of them guide rod (6) is upper and can rotate along this guide rod (6), and the other end of top board (7) has and for blocking another guide rod (6)
Arc-shaped slot (9).
4. according to the bevel gear drilling tool described in Claims 2 or 3, it is characterised in that be equipped with on described top board (7) with
The pressing plate shaft (10) that positioning core axle (4) is coaxially disposed, described pressing plate shaft (10) has and top near one end of positioning core axle (4)
The little pressing plate (11) that plate (7) be arranged in parallel, the other end of pressing plate shaft (10) is provided with stop nut, described little pressing plate (11) and top
There is between plate (7) elastic component (12) being sheathed on pressing plate shaft (10), be provided with between described elastic component (12) and top board (7)
Thrust ball bearing (13).
Bevel gear drilling tool the most according to claim 1, it is characterised in that described angle locator includes being located at
Being positioned at the fixing seat (14) at immediately below above-mentioned positioning core axle (4) and being located at determining at fixing seat (14) top on base (1)
Position block (15), described locating piece (15) has the location division that the tooth socket fit with bevel gear is arranged, described locating piece
(15) and it is provided with between fixing seat (14) and stretches to the driving in the teeth groove of bevel gear for the location division driving locating piece (15)
Unit.
Bevel gear drilling tool the most according to claim 5, it is characterised in that the upper end of described fixing seat (14) have with
Fixing seat (14) integrated supporting part (16), above-mentioned driver element includes the connected pilot pin (17) of upper end and locating piece (15)
With the spring (18) being sheathed on pilot pin (17), in described pilot pin (17) is located in supporting part (16) and the lower end of pilot pin (17)
Having the back-up ring (19) being positioned at supporting part (16) lower section, the upper end of described spring (18) is resisted against on locating piece (15), its lower end
It is resisted against on supporting part (16).
Bevel gear drilling tool the most according to claim 6, it is characterised in that described pilot pin (17) is two and symmetry
It is located at the two ends of locating piece (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620782695.8U CN205798527U (en) | 2016-07-22 | 2016-07-22 | bevel gear drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620782695.8U CN205798527U (en) | 2016-07-22 | 2016-07-22 | bevel gear drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205798527U true CN205798527U (en) | 2016-12-14 |
Family
ID=57508270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620782695.8U Expired - Fee Related CN205798527U (en) | 2016-07-22 | 2016-07-22 | bevel gear drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205798527U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999902A (en) * | 2017-12-11 | 2018-05-08 | 浙江英洛华康复器材有限公司 | A kind of round-disk shape workpiece tapping positioning fixture |
| CN108044209A (en) * | 2017-12-11 | 2018-05-18 | 浙江英洛华康复器材有限公司 | Round-disk shape workpiece tapping positioning fixture |
| CN113579795A (en) * | 2021-08-03 | 2021-11-02 | 天润工业技术股份有限公司 | Differential mechanism shell boring grab |
-
2016
- 2016-07-22 CN CN201620782695.8U patent/CN205798527U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999902A (en) * | 2017-12-11 | 2018-05-08 | 浙江英洛华康复器材有限公司 | A kind of round-disk shape workpiece tapping positioning fixture |
| CN108044209A (en) * | 2017-12-11 | 2018-05-18 | 浙江英洛华康复器材有限公司 | Round-disk shape workpiece tapping positioning fixture |
| CN113579795A (en) * | 2021-08-03 | 2021-11-02 | 天润工业技术股份有限公司 | Differential mechanism shell boring grab |
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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 |
Granted publication date: 20161214 Termination date: 20180722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |