CN206382901U - The hydraulic pressure automatic fixture of milling inside groove is covered for commercial car high reliability gear of synchronizer - Google Patents
The hydraulic pressure automatic fixture of milling inside groove is covered for commercial car high reliability gear of synchronizer Download PDFInfo
- Publication number
- CN206382901U CN206382901U CN201621420639.6U CN201621420639U CN206382901U CN 206382901 U CN206382901 U CN 206382901U CN 201621420639 U CN201621420639 U CN 201621420639U CN 206382901 U CN206382901 U CN 206382901U
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- Prior art keywords
- sleeve
- synchronizer
- oil cylinder
- elastic expansion
- gear
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Abstract
The utility model discloses the hydraulic pressure automatic fixture tool that milling inside groove is covered for commercial car high reliability gear of synchronizer, including bottom plate, base, vertical thin cylinder, thread bush, connecting bolt, adapter sleeve, oil cylinder cushion block, corner oil cylinder, pressing plate, clamp arm, synchronizer gear sleeve, elastic expansion-sleeve, pull bar, locating piece, limited block and positioning screw；The beneficial effects of the utility model are：The automatic fixture connects compact, simple structure, reasonable in design, work is accurate, installs and the male cone (strobilus masculinus) of the taper hole using more convenient, unique elastic expansion-sleeve and pull bar coordinates, effectively the radially, circumferentially position of part is fixed, distinctive limited block limits axial displacement, can prevent the generation for causing elastic expansion-sleeve to produce plastic deformation or crack conditions in the case of maloperation, easy to operate, safeguard simple, energy long-term stable operation, stability is strong during work, is adapted to promote the use of.
Description
Technical field
The utility model is related to a kind of hydraulic pressure automatic fixture, and milling is covered particularly for commercial car high reliability gear of synchronizer
The hydraulic pressure automatic fixture of inside groove, belongs to machinery equipment field.
Background technology
Commercial vehicle because load it is big, it is necessary to driving torque it is larger, its synchronizer is often connected using large modulus spline, with
Ensure enough mechanical strengths, thus the Milling Machining to synchronizer internal spline brings cutting force big, and frock rigid requirements are high to ask
Topic.It is presently used for the elastic expanding shell type fixture of general synchronizer gear sleeve internal spline Milling Machining：Using internal spline it is big path swelling
Radial centering is realized, ringfeder spline tooth confronting parts internal spline need to be thinned 0.4-0.6mm to avoid interference with, and reduce spline tooth strong
Degree；The alignment pin of a piece fixed position of increase, to circumferentially positioned, is needed inclined toward the same side direction manually when part is placed in addition
Turn, to eliminate circumferentially positioned gap, the uncertainty with artificial subjective operation, and easily make the synchronizer gear sleeve internal spline flank of tooth with
Alignment pin contact position leaves impression；And axial restraint then leans on the frictional force of ringfeder and feature contacts, reliability is not strong；Because taking
The fine setting that concern change in size is processed program is carved, processing efficiency is have impact on, and crudy is unstable；Frock rigidity is not
Foot, when big cutting output is processed, part finished surface can leave the obvious line that quivers.
These problems not only have impact on the production efficiency and part quality of synchronizer processing enterprise, more directly affects speed change
The gearshift performance of device.Lift synchronizer working ability, it is ensured that synchronizer element precision, transmission performance can be lifted, contribute to business
The upgrading discharged with car from the standard of state IV to National V emission standard is improved.
Utility model content
The purpose of this utility model, which is that, to be provided to solve the above problems for commercial overall height gear of synchronizer set
The hydraulic pressure automatic fixture of milling inside groove.
The utility model is achieved through the following technical solutions above-mentioned purpose：For commercial car high reliability gear of synchronizer
Cover the hydraulic pressure automatic fixture of milling inside groove, including bottom plate, base, vertical thin cylinder, thread bush, connecting bolt, adapter sleeve, oil cylinder
Cushion block, corner oil cylinder, pressing plate, clamp arm, synchronizer gear sleeve, elastic expansion-sleeve, pull bar, locating piece, limited block and positioning screw；Institute
Floor installation is stated in the top of the bottom plate, the bottom plate is arranged on by T-bolt on the workbench of machining center, described
Vertical thin cylinder is arranged on above the top in the middle of the bottom plate, the vertical thin cylinder and is provided with connecting bolt, and
And the upper end of the connecting bolt is linked together by thread bush with adapter sleeve, the top of the connecting bolt sets limited location
Block and positioning screw, the adapter sleeve, which is fixed on above the bottom of pull bar, the base, is provided with the oil cylinder cushion block, described
Corner oil cylinder is installed, the pressing plate is arranged on the top of the corner oil cylinder by clamp arm, described above oil cylinder cushion block
Pressing plate is fixed with downwards synchronizer gear sleeve, and the locating piece is arranged on the top of base, the upper surface of the locating piece with it is synchronous
The lower surface of device tooth set is in contact, the locating piece is internally provided with elastic expansion-sleeve, and the elastic expansion-sleeve is internally connected with
Pull bar.
Further, in order to reach the purpose that the radially, circumferentially position of part can be fixed, the positioning screw
It is set to the fixation of elastic expansion-sleeve and pull bar position to axial.
Further, in order to reach can flexibly disassembly and assembly maintenance purpose, the connecting bolt lower end peace
In the screwed hole that vertical thin cylinder performs position, and it be free to dismantle and adjust.
Further, it is capable of the purpose of flexible disassembly and assembly maintenance to reach, the oil cylinder cushion block passes through bolt
It is removably mounted on base, the oil cylinder cushion block is provided with the screwed hole for installing angle oil cylinder.
Further, can flexibly it be gripped to reach, the purpose of stable and firm fixation, the synchronizer gear sleeve is to be added
Work part, and it is internally provided with the internal spline that can be used cooperatively with the external splines of elastic expansion-sleeve.
Further, in order to reach the purpose that the radially, circumferentially position of part can be fixed,
The external splines of the elastic expansion-sleeve is set to when lower pulling force of the pull bar by vertical thin cylinder can flexible footpath
To distending.
The beneficial effects of the utility model are：The automatic fixture connects compact, simple structure, reasonable in design, and work is accurate,
Install and the male cone (strobilus masculinus) of the taper hole using more convenient, unique elastic expansion-sleeve and pull bar coordinates, radial direction, week effectively to part
It is fixed to position, distinctive limited block limits axial displacement, can prevent from causing elastic expansion-sleeve to produce in the case of maloperation
The generation of raw plastic deformation or crack conditions, it is easy to operate, simply energy long-term stable operation is safeguarded, stability is strong during work, fits
Conjunction is promoted the use of.
The device realizes the radial direction of part and circumferentially positioned and clamping by elastic expansion-sleeve, and by corner oil cylinder, it is real
Now whole part is positioned at clamping.It can solve the problem that and be no longer rely on ringfeder in the frictional force of part, a fixed bit is not further added by
The alignment pin put also does not need artificial observation and operation, improves processing efficiency to circumferentially positioned, it is ensured that processing matter
Amount.
Brief description of the drawings
Fig. 1 is fixture assembling structure schematic diagram described in the utility model；
Fig. 2 is vertical thin cylinder pulling force transmission connection diagram described in the utility model；
Fig. 3 is elastic expansion-sleeve structure sectional view described in the utility model；
Fig. 4 is elastic expansion-sleeve structure floor schematic diagram described in the utility model；
In figure：1st, bottom plate, 2, base, 3, vertical thin cylinder, 4, thread bush, 5, connecting bolt, 6, adapter sleeve, 7, oil cylinder
Cushion block, 8, corner oil cylinder, 9, pressing plate, 10, clamp arm, 11, synchronizer gear sleeve, 12, elastic expansion-sleeve, 13, pull bar, 14, locating piece,
15th, limited block, 16, positioning screw.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1-3, a kind of hydraulic pressure automatic fixture that milling inside groove is covered for commercial car high reliability gear of synchronizer, bag
Include bottom plate 1, base 2, vertical thin cylinder 3, thread bush 4, connecting bolt 5, adapter sleeve 6, oil cylinder cushion block 7, corner oil cylinder 8, pressure
Plate 9, clamp arm 10, synchronizer gear sleeve 11, elastic expansion-sleeve 12, pull bar 13, locating piece 14, limited block 15 and positioning screw 16；Institute
The top that base 2 is arranged on the bottom plate 1 is stated, the bottom plate 1 is arranged on by T-bolt on the workbench of machining center, institute
The top that vertical thin cylinder 3 is arranged in the middle of the bottom plate 1 is stated, the top of the vertical thin cylinder 3 is provided with connection spiral shell
Bolt 5, and the upper end of the connecting bolt 5 linked together by thread bush 4 with adapter sleeve 6, the top of the connecting bolt 5
Limited block 15 and positioning screw 16 are provided with, the adapter sleeve 6 is fixed on the bottom of pull bar 13, and the top of the base 2 is installed
There is the oil cylinder cushion block 7, the top of the oil cylinder cushion block 7 is provided with corner oil cylinder 8, and the pressing plate 9 is installed by clamp arm 10
In the top of the corner oil cylinder 8, the pressing plate 9 is fixed with downwards synchronizer gear sleeve 11, and the locating piece 14 is arranged on base 2
Top, the upper surface of the locating piece 14 is in contact with the lower surface of synchronizer gear sleeve 11, and the inside of the locating piece 14 is set
It is equipped with elastic expansion-sleeve 12, the elastic expansion-sleeve 12 is internally connected with pull bar 13.
It is used as a kind of technical optimization scheme of the present utility model：The positioning screw 16 is set to elastic expansion-sleeve 12 and pull bar
The fixation of 13 positions to axial；The lower end of the connecting bolt 5 is arranged on the screwed hole that vertical thin cylinder 3 performs position
It is interior, and be free to dismantle and adjust；The oil cylinder cushion block 7 is removably mounted on base 2 by bolt, the oil
Cylinder cushion block 7 is provided with the screwed hole for installing angle oil cylinder 8；The synchronizer gear sleeve 11 is parts to be processed, and inside sets
It is equipped with the internal spline that can be used cooperatively with the external splines of elastic expansion-sleeve 12.
The external splines of the elastic expansion-sleeve 12 is set to can be flexible when lower pulling force of 13 pull bars by 3 vertical thin cylinders
Radial direction distending.
The utility model when in use, when fixture works, first starts vertical thin cylinder 3, realized by elastic expansion-sleeve 12
The positioning and clamping radially, circumferentially of part, then start corner oil cylinder 8, realize axially position and the clamping of part, rerun
Nc program, completes the Milling Process of synchronizer gear sleeve inside groove.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. for commercial car high reliability gear of synchronizer cover milling inside groove hydraulic pressure automatic fixture, including bottom plate (1), base (2),
Vertical thin cylinder (3), thread bush (4), connecting bolt (5), adapter sleeve (6), oil cylinder cushion block (7), corner oil cylinder (8), pressing plate
(9), clamp arm (10), synchronizer gear sleeve (11), elastic expansion-sleeve (12), pull bar (13), locating piece (14), limited block (15) and fixed
Position screw (16)；It is characterized in that：The base (2) is arranged on the top of the bottom plate (1), and the bottom plate (1) passes through T-shaped spiral shell
Bolt is arranged on the workbench of machining center, and the vertical thin cylinder (3) is arranged on the top in the middle of the bottom plate (1), institute
State and connecting bolt (5) is provided with above vertical thin cylinder (3), and the upper end of the connecting bolt (5) passes through thread bush
(4) linked together with adapter sleeve (6), the top of the connecting bolt (5) is provided with limited block (15) and positioning screw (16),
The adapter sleeve (6) is fixed on above the bottom of pull bar (13), the base (2) and is provided with the oil cylinder cushion block (7), described
Corner oil cylinder (8) is installed, the pressing plate (9) is arranged on corner oil by clamp arm (10) above oil cylinder cushion block (7)
The top of cylinder (8), the pressing plate (9) is fixed with downwards synchronizer gear sleeve (11), and the locating piece (14) is arranged on base (2)
Top, the upper surface of the locating piece (14) is in contact with the lower surface of synchronizer gear sleeve (11), the locating piece (14) it is interior
Portion is provided with elastic expansion-sleeve (12), and the elastic expansion-sleeve (12) is internally connected with pull bar (13).
2. the hydraulic pressure automatic fixture according to claim 1 that milling inside groove is covered for commercial car high reliability gear of synchronizer,
It is characterized in that：The positioning screw (16) is set to the fixation of elastic expansion-sleeve (12) and pull bar (13) the relative circumferential position.
3. the hydraulic pressure automatic fixture according to claim 1 that milling inside groove is covered for commercial car high reliability gear of synchronizer,
It is characterized in that：The lower end of the connecting bolt (5) is arranged on vertical thin cylinder (3) and performed in the screwed hole at position, and
It is free to dismantle and adjust.
4. the hydraulic pressure automatic fixture according to claim 1 that milling inside groove is covered for commercial car high reliability gear of synchronizer,
It is characterized in that：The oil cylinder cushion block (7) is removably mounted on base (2) by bolt, and the oil cylinder cushion block (7) is provided with
Screwed hole for installing angle oil cylinder (8).
5. the hydraulic pressure automatic fixture according to claim 1 that milling inside groove is covered for commercial car high reliability gear of synchronizer,
It is characterized in that：The synchronizer gear sleeve (11) is parts to be processed, and be internally provided with can be with elastic expansion-sleeve (12)
The internal spline that external splines is used cooperatively.
6. the hydraulic pressure automatic fixture according to claim 1 that milling inside groove is covered for commercial car high reliability gear of synchronizer,
It is characterized in that：The external splines of the elastic expansion-sleeve (12) is set to work as pull bar（13）By vertical thin cylinder（3）Lower pulling force
When can flexible radial direction distending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621420639.6U CN206382901U (en) | 2016-12-23 | 2016-12-23 | The hydraulic pressure automatic fixture of milling inside groove is covered for commercial car high reliability gear of synchronizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621420639.6U CN206382901U (en) | 2016-12-23 | 2016-12-23 | The hydraulic pressure automatic fixture of milling inside groove is covered for commercial car high reliability gear of synchronizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206382901U true CN206382901U (en) | 2017-08-08 |
Family
ID=59491262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621420639.6U Expired - Fee Related CN206382901U (en) | 2016-12-23 | 2016-12-23 | The hydraulic pressure automatic fixture of milling inside groove is covered for commercial car high reliability gear of synchronizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206382901U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127449A (en) * | 2017-12-25 | 2018-06-08 | 上海久浩机械有限公司 | A kind of hydraulic-driven clamping device |
| CN108581520A (en) * | 2018-04-12 | 2018-09-28 | 宁波海天精工股份有限公司 | A kind of hydraulic pump end cap processing self-centering hydraulic pressure fixture |
| CN110181123A (en) * | 2019-06-12 | 2019-08-30 | 赣州群星机械有限公司 | Remove tooth set milling inside groove burr device |
| CN110227957A (en) * | 2019-07-24 | 2019-09-13 | 湖北三环汽车方向机有限公司 | Hydraulically operated fixture for axial workpiece milling processing |
| CN113246011A (en) * | 2021-04-19 | 2021-08-13 | 常熟琴工五金机械工具有限公司 | Saw bit hole honing frock |
| CN114290090A (en) * | 2022-01-07 | 2022-04-08 | 上海汽车变速器有限公司 | Transmission housing tensioning device |
-
2016
- 2016-12-23 CN CN201621420639.6U patent/CN206382901U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127449A (en) * | 2017-12-25 | 2018-06-08 | 上海久浩机械有限公司 | A kind of hydraulic-driven clamping device |
| CN108581520A (en) * | 2018-04-12 | 2018-09-28 | 宁波海天精工股份有限公司 | A kind of hydraulic pump end cap processing self-centering hydraulic pressure fixture |
| CN108581520B (en) * | 2018-04-12 | 2019-11-12 | 宁波海天精工股份有限公司 | A kind of hydraulic pump end cap processing self-centering hydraulic pressure fixture |
| CN110181123A (en) * | 2019-06-12 | 2019-08-30 | 赣州群星机械有限公司 | Remove tooth set milling inside groove burr device |
| CN110227957A (en) * | 2019-07-24 | 2019-09-13 | 湖北三环汽车方向机有限公司 | Hydraulically operated fixture for axial workpiece milling processing |
| CN113246011A (en) * | 2021-04-19 | 2021-08-13 | 常熟琴工五金机械工具有限公司 | Saw bit hole honing frock |
| CN114290090A (en) * | 2022-01-07 | 2022-04-08 | 上海汽车变速器有限公司 | Transmission housing tensioning device |
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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: 20170808 Termination date: 20181223 |