CN106041227B - A kind of large aperture gear ring gear-hobbing clamp - Google Patents
A kind of large aperture gear ring gear-hobbing clamp Download PDFInfo
- Publication number
- CN106041227B CN106041227B CN201610628982.8A CN201610628982A CN106041227B CN 106041227 B CN106041227 B CN 106041227B CN 201610628982 A CN201610628982 A CN 201610628982A CN 106041227 B CN106041227 B CN 106041227B
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- China
- Prior art keywords
- sliding block
- tensioner
- ring
- gear
- briquetting
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
Abstract
The present invention relates to a kind of large aperture gear ring gear-hobbing clamps, including pedestal and at least two tensioner sliding blocks, the lower surface of tensioner sliding block is inclined surface, outside of the inclined surface from the interior side of tensioner sliding block to tensioner sliding block simultaneously extends towards obliquely downward, pedestal is equipped with guide pad, the outer surface of guide pad is equipped with the guiding inclined surface with the inclined surface cooperation on tensioner sliding block, and when tensioner sliding block is moved downward along guiding inclined surface, the distance at center of each tensioner sliding block relative to pedestal becomes larger；It further include the briquetting for pushing tensioner sliding block to move downward along inclined guide surface；Push briquetting, briquetting presses tensioner sliding block and moves along guiding inclined surface, when tensioner sliding block is moved downward along guiding inclined surface, the distance at center of each tensioner sliding block relative to pedestal becomes larger, thus by gear ring inner hole tensioner, inner hole itself ellipse gap is eliminated, centering function is played, guarantees that the uniformity consistency of fully teeth height improves gear hobbing process precision.
Description
Technical field
The present invention relates to a kind of ring gear machining fixtures.
Background technique
Gear ring as fuel engines start when connector, moment engagement be rapidly achieved it is very fast, be guarantee engine just
The critical component often started, the noise that gear ring engages when the good gear ring of quality can reduce starting improve starting probalility of success, subtract
Few unnecessary parts depreciation.
In gear ring machining process, gear hobbing process precision is particularly important, and fully teeth height, the consistency of base tangent length are direct
Quenched finished product gear ring precision is influenced, the accuracy of mesh and two parts that starter motor flywheel and gear ring are related to after assembly are nibbled
The size made a sound when conjunction.During ring gear machining, hobboing cutter precision and the design of good fixture are to measure gear ring quality
The design of key factor, gear-hobbing clamp is limited by lathe, processing technology and cutting performance, traditional hobbing processes, in fixture
Scheme in design as first choice is exactly the mould of small―gap suture cooperation, and the design of this fixture is simple, and manufacture finished product is low, but by tooth
The qualitative effects of semi-finished product are enclosed, gear ring is exactly a slight steel loop, and it is easily-deformable in Tutrning Process, oval phenomenon occurs,
The control for seriously affecting consistency during postorder gear hobbing process, can also reduce hobboing cutter service life, influence the essence of gear hobbing equipment
Degree.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of structures simply, operation is convenient, can eliminate and accumulate because of deformation
The large aperture gear ring gear-hobbing clamp of tired error.
In order to solve the above technical problems, the technical scheme is that：A kind of large aperture gear ring gear-hobbing clamp, including bottom
Seat and at least two tensioner sliding blocks, the lower surface of the tensioner sliding block are inclined surface, and the inclined surface is from the tensioner sliding block
The outside of the interior lateral tensioner sliding block simultaneously extends towards obliquely downward, and the pedestal is equipped with guide pad, the guide pad it is outer
Surface is equipped with the guiding inclined surface with the inclined surface cooperation on the tensioner sliding block, and the tensioner sliding block is tilted along the guiding
When moving downwards, the distance at center of each tensioner sliding block relative to the pedestal becomes larger；It further include rising described in promotion
The briquetting that tight sliding block is moved downward along the inclined guide surface.
The guide pad is upright truncated cone-shaped, upright prismatic table shape, upright cone as a preferred technical solution,
Or upright pyramid.
The briquetting is equipped with pilot hole as a preferred technical solution, is inserted with compression bar, the guiding in the pilot hole
The upper surface of block is equipped with screw hole, is equipped between the lower surface of the briquetting and the upper surface of the guide pad and pushes gap, described
The lower end of compression bar is equipped with the external screw thread cooperated with the screw hole, and the outer surface of the compression bar, which is equipped with, to be located above the pilot hole
Baffle ring, the diameter of the baffle ring are greater than the internal diameter of the pilot hole.
The cover board covered above the baffle ring is installed on the briquetting as a preferred technical solution, the cover board and
Gasket is equipped between the upper surface of the briquetting.
The outer surface of the briquetting is equipped with the pressure head being pressed on gear ring as a preferred technical solution,.
It as a preferred technical solution, further include pressing ring, the pressing ring is pressed on gear ring, and the top of the pressing ring is equipped with circle
Lid, the ring cover are equipped with ring cover pilot hole, and the upper surface of the cover board is connected with the sleeve covered outside the compression bar, the set
The upper end of cylinder is stretched out out of described ring cover pilot hole, and the upper end of the sleeve is equipped with the ring cover hold-down devices for pushing the ring cover,
Vertical motion guiding device is equipped between the ring cover and the briquetting.
The ring cover hold-down devices include ring cover pressing plate as a preferred technical solution, and the ring cover pressing plate is equipped with circle
Lid pressing plate pilot hole, the upper end of the sleeve stretch out the ring cover pressing plate pilot hole and are combined with ring cover clamp nut, the circle
Lid clamp nut is pressed on the ring cover pressing plate.
The vertical motion guiding device includes the guiding for being located at the pressing ring inner surface as a preferred technical solution,
Slot, the outer peripheral surface of the briquetting are equipped with the guide runner cooperated with the guide groove.
It as a preferred technical solution, further include tensioner blocks reset device, the tensioner blocks reset device includes being located at institute
The groove of tensioner outside face thereof is stated, the tensioner blocks reset device further includes the drawing being located between the adjacent tensioner sliding block
Spring, the tension spring card is in the groove.
The limited block being additionally provided on the pedestal below the tensioner sliding block as a preferred technical solution, institute
It states limited block to be removably mounted on the pedestal, be equipped between the upper surface of the limited block and the tensioner sliding block perpendicular
To movement clearance.
By adopting the above-described technical solution, a kind of large aperture gear ring gear-hobbing clamp, including pedestal and at least two rise
Tight sliding block, the lower surface of the tensioner sliding block are inclined surface, and the inclined surface is from the interior side of the tensioner sliding block to the tensioner
The outside of sliding block simultaneously extends towards obliquely downward, and the pedestal is equipped with guide pad, the outer surface of the guide pad be equipped with it is described
The guiding inclined surface of inclined surface cooperation on tensioner sliding block, when the tensioner sliding block is moved downward along the guiding inclined surface,
The distance at center of each tensioner sliding block relative to the pedestal becomes larger；It further include pushing the tensioner sliding block along described
The briquetting that inclined guide surface moves downward；Briquetting is pushed, briquetting presses tensioner sliding block and moves along guiding inclined surface, the tensioner
When sliding block is moved downward along the guiding inclined surface, the distance at center of each tensioner sliding block relative to the pedestal becomes
Greatly, thus by gear ring inner hole tensioner, inner hole itself ellipse gap is eliminated, centering function is played；Consider gear ring inner hole outer circularity smart car
The actual processing precision of process acts on gear ring inner hole along the tensioner sliding block that guiding inclined surface moves using at least two and carries out
It is self-centering, the error of gear ring workpiece inner hole processing dimension consistency difference is eliminated, fully teeth height size in gear ring gear hobbing process is improved
Quality stability clamps workpiece using tensioner sliding block, reduces gear ring smart car process required precision, greatly improve gear hobbing quality.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Specific embodiment
As shown in Figure 1, a kind of large aperture gear ring gear-hobbing clamp, including pedestal 1 and at least two tensioner sliding blocks 2, it is described
The lower surface of tensioner sliding block 2 is inclined surface 3, and the inclined surface 3 is from the interior side of the tensioner sliding block 2 to the tensioner sliding block 2
Outside simultaneously extends towards obliquely downward, and the pedestal 1 is equipped with guide pad 4, and the outer surface of the guide pad 4 is equipped with and the tensioner
The guiding inclined surface of inclined surface cooperation on sliding block 2, it is each when the tensioner sliding block is moved downward along the guiding inclined surface
The tensioner sliding block 2 becomes larger relative to the distance at the center of the pedestal 1；It further include pushing the tensioner sliding block 2 along described
The briquetting 5 that inclined guide surface moves downward.Briquetting is pushed, briquetting presses tensioner sliding block and moves along guiding inclined surface, described to rise
When tight sliding block is moved downward along the guiding inclined surface, the distance at center of each tensioner sliding block relative to the pedestal
Become larger, to eliminate inner hole itself ellipse gap, play centering function gear ring inner hole tensioner；Consider gear ring inner hole outer circularity essence
The actual processing precision of turner sequence, using at least two along the tensioner sliding block that moves of guiding inclined surface act on gear ring inner hole into
Row is self-centering, eliminates the error of gear ring workpiece inner hole processing dimension consistency difference, improves fully teeth height size in gear ring gear hobbing process
Quality stability, using tensioner sliding block clamp workpiece, reduce gear ring smart car process required precision, greatly improve gear hobbing product
Matter.
The guide pad 4 can be upright truncated cone-shaped, upright prismatic table shape, upright conical or upright pyramid
Shape.The guide pad 4 is using one in upright truncated cone-shaped, upright prismatic table shape, upright conical and upright pyramid
Kind, upright truncated cone-shaped, upright prismatic table shape, upright conical and upright pyramid outer surface be used as it is described guiding incline
Inclined-plane.
The briquetting 5 is equipped with pilot hole, and compression bar 6 is inserted in the pilot hole, and the upper surface of the guide pad 4 is equipped with spiral shell
Hole is equipped between the lower surface of the briquetting 5 and the upper surface of the guide pad 4 and pushes gap 7, and the lower end of the compression bar 6 is set
There is the external screw thread with screw hole cooperation, the outer surface of the compression bar 6 is equipped with the baffle ring 8 being located above the pilot hole, described
The diameter of baffle ring 8 is greater than the internal diameter of the pilot hole.Compression bar is rotated, due to the matching relationship of external screw thread and screw hole, compression bar is turning
It moves up and down while dynamic, rotation compression bar moves downward compression bar, and baffle ring is moved with compression bar, so that it is downward to press briquetting
Movement.
The cover board 9 covered above the baffle ring 8, the upper table of the cover board 9 and the briquetting 5 are installed on the briquetting 5
Gasket 10 is equipped between face.It is adjusted by what replacement gasket can be convenient.
It further include pressing ring 12, the pressing ring 12 is pressed on gear ring, and the top of the pressing ring 12 is equipped with ring cover 13, the ring cover
It is equipped with ring cover pilot hole 14, the upper surface of the cover board 9 is connected with the sleeve 21 covered outside the compression bar 6, the sleeve 21
Upper end stretched out out of described ring cover pilot hole 14, the upper end of the sleeve 21, which is equipped under the ring cover for pushing the ring cover 13, to be pressed
It sets, vertical motion guiding device is equipped between the ring cover 13 and the briquetting 5.Pressing ring prevents ring gear against rotation on gear ring.
The ring gear against rotation can also be equipped with the pressure being pressed on gear ring using in the outer surface of the briquetting 5 in order to prevent
The mode of head.Pressure head is pressed on gear ring, prevents ring gear against rotation.
The ring cover hold-down devices include ring cover pressing plate 15, and the ring cover pressing plate 15 is equipped with ring cover pressing plate pilot hole, institute
The upper end for stating sleeve 21 stretches out the ring cover pressing plate pilot hole and is combined with ring cover clamp nut 17, the ring cover clamp nut 17
It is pressed on the ring cover pressing plate 15.Above the baffle ring 8, cover board can move up and down cover plate lid with compression bar, above and below cover board
Movement band moving sleeve 21 moves up and down, to drive ring cover presser motion by ring cover clamp nut, and then drives pressing ring movement,
Gear ring is compressed.
The vertical motion guiding device includes the guide groove for being located at the pressing ring inner surface, and the outer peripheral surface of the briquetting is set
There is the guide runner with guide groove cooperation.Vertical motion guiding device makes that phase will not occur between pressing ring and the briquetting
To rotation, to guarantee to prevent ring gear against rotation to the compression of gear ring.
It further include tensioner blocks reset device, the tensioner blocks reset device includes being located at 2 outer surface of tensioner sliding block
Groove 18, the tensioner blocks reset device further include the tension spring 19 being located between the adjacent tensioner sliding block 2, the tension spring 19
It is stuck in the groove 18.The tensioner resetting apparatus can also be used to be arranged between the tensioner sliding block and the guide pad
The mode of tension spring, can also using between the briquetting and the pedestal be arranged tension spring by the way of,
The limited block 20 being additionally provided with below the tensioner sliding block on the pedestal, the limited block 20 are detachable
It is mounted on the pedestal 1, vertical motion gap 11 is equipped between the upper surface of the limited block and the tensioner sliding block.It is logical
Crossing adjustment replacement limited block can be adapted for the clamping of different gear rings.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of large aperture gear ring gear-hobbing clamp, it is characterised in that：Including pedestal and at least two tensioner sliding blocks, the tensioner
The lower surface of sliding block be inclined surface, the inclined surface from the interior side of the tensioner sliding block to the outside of the tensioner sliding block and towards
Obliquely downward extends, and the pedestal is equipped with guide pad, and the outer surface of the guide pad is equipped with and the inclination on the tensioner sliding block
The guiding inclined surface of face cooperation, when the tensioner sliding block is moved downward along the guiding inclined surface, each tensioner sliding block
The distance at the center relative to the pedestal becomes larger；It further include that the tensioner sliding block is pushed to transport downwards along the oriented
Dynamic briquetting；The outer surface of the briquetting is equipped with the pressure head being pressed on gear ring；The briquetting is equipped with pilot hole, the guiding
Compression bar is inserted in hole, the upper surface of the guide pad is equipped with screw hole, the upper surface of the lower surface of the briquetting and the guide pad
Between be equipped with and push gap, the lower end of the compression bar is equipped with the external screw thread cooperated with the screw hole, and the outer surface of the compression bar is set
There is the baffle ring being located above the pilot hole, the diameter of the baffle ring is greater than the internal diameter of the pilot hole；It is installed on the briquetting
There is the cover board covered above the baffle ring, gasket is equipped between the cover board and the upper surface of the briquetting；It further include pressing ring, institute
Pressing ring is stated to be pressed on gear ring, the top of the pressing ring is equipped with ring cover, and the ring cover is equipped with ring cover pilot hole, the cover board it is upper
Surface is connected with the sleeve covered outside the compression bar, and the upper end of the sleeve is stretched out out of described ring cover pilot hole, the sleeve
Upper end be equipped with the ring cover hold-down devices for pushing the ring cover, vertical motion guiding dress is equipped between the ring cover and the briquetting
It sets.
2. a kind of large aperture gear ring gear-hobbing clamp as described in claim 1, it is characterised in that：The guide pad is upright
Truncated cone-shaped, upright prismatic table shape, upright conical or upright pyramid.
3. a kind of large aperture gear ring gear-hobbing clamp as described in claim 1, it is characterised in that：The ring cover hold-down devices packet
Ring cover pressing plate is included, the ring cover pressing plate is equipped with ring cover pressing plate pilot hole, and the upper end of the sleeve is stretched out the ring cover pressing plate and led
To hole and it is combined with ring cover clamp nut, the ring cover clamp nut is pressed on the ring cover pressing plate.
4. a kind of large aperture gear ring gear-hobbing clamp as described in claim 1, it is characterised in that：The vertical motion guiding dress
The guide groove including being located at the pressing ring inner surface is set, it is sliding that the outer peripheral surface of the briquetting is equipped with the guiding cooperated with the guide groove
Block.
5. a kind of large aperture gear ring gear-hobbing clamp as described in claim 1, it is characterised in that：It further include tensioner block reset dress
It sets, the tensioner blocks reset device includes the groove for being located at the tensioner outside face thereof, and the tensioner blocks reset device also wraps
The tension spring being located between the adjacent tensioner sliding block is included, the tension spring card is in the groove.
6. a kind of large aperture gear ring gear-hobbing clamp according to any one of claims 1 to 5, it is characterised in that：Institute
The limited block being additionally provided with below the tensioner sliding block on pedestal is stated, the limited block is removably mounted at the pedestal
On, vertical motion gap is equipped between the upper surface of the limited block and the tensioner sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610628982.8A CN106041227B (en) | 2016-08-02 | 2016-08-02 | A kind of large aperture gear ring gear-hobbing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610628982.8A CN106041227B (en) | 2016-08-02 | 2016-08-02 | A kind of large aperture gear ring gear-hobbing clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106041227A CN106041227A (en) | 2016-10-26 |
| CN106041227B true CN106041227B (en) | 2018-11-23 |
Family
ID=57196322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610628982.8A Active CN106041227B (en) | 2016-08-02 | 2016-08-02 | A kind of large aperture gear ring gear-hobbing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106041227B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363252B (en) * | 2016-11-04 | 2018-04-06 | 浙江工贸职业技术学院 | A kind of gear-hobbing clamp for the multiple bull gear parts of clamping |
| CN109551063A (en) * | 2018-12-27 | 2019-04-02 | 南京二机齿轮机床有限公司 | A kind of high tolerance gear ring gear-hobbing clamp |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4889077B2 (en) * | 2005-05-31 | 2012-02-29 | 武蔵精密工業株式会社 | Clamp jig |
| CN202479628U (en) * | 2012-03-23 | 2012-10-10 | 上海飞华汽车部件有限公司 | Gear shaping tooling for positioning by utilizing reducing holes of workpiece |
| CN202701523U (en) * | 2012-07-01 | 2013-01-30 | 十堰港汉实业有限公司 | High-precision expandable gear shaving clamp |
| CN203140905U (en) * | 2013-03-20 | 2013-08-21 | 泰州市里华齿轮厂 | Gear shaping tensioning fixture |
| CN103706892B (en) * | 2013-12-30 | 2016-05-04 | 重庆机床(集团)有限责任公司 | A kind of gear-hobbing clamp for the multiple bull gear parts of clamping |
| CN105618869A (en) * | 2014-11-04 | 2016-06-01 | 邓克娅 | Expansion type inner hole positioning tool for gear grinding machine |
-
2016
- 2016-08-02 CN CN201610628982.8A patent/CN106041227B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106041227A (en) | 2016-10-26 |
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Effective date of registration: 20221118 Address after: 261000 north of Xishou Road, Qinglonghu Road, Anqiu Economic Development Zone, Weifang City, Shandong Province Patentee after: Shandong Shengxiang Power Co.,Ltd. Address before: 261205 518 Shengrui Street, Weifang High-tech Industrial Development Zone, Shandong Province Patentee before: SHENGRUI TRANSMISSION Corp.,Ltd. |
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