CN109202107A - A kind of Double Tops point positioning mechanism and its localization method with bearing - Google Patents
A kind of Double Tops point positioning mechanism and its localization method with bearing Download PDFInfo
- Publication number
- CN109202107A CN109202107A CN201811279242.3A CN201811279242A CN109202107A CN 109202107 A CN109202107 A CN 109202107A CN 201811279242 A CN201811279242 A CN 201811279242A CN 109202107 A CN109202107 A CN 109202107A
- Authority
- CN
- China
- Prior art keywords
- bearing
- gear shaft
- positioning mechanism
- double tops
- mandrel
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000004807 localization Effects 0.000 title claims abstract description 11
- 239000004519 grease Substances 0.000 claims description 9
- 210000003781 tooth socket Anatomy 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B23/00—Tailstocks; Centres
- B23B23/04—Live centres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
Abstract
The invention discloses a kind of Double Tops point positioning mechanism with bearing, including the top positioning mechanism of gear shaft side arm and gear shaft tailstock centre positioning mechanism, the two position the axially position that gear shaft is realized in gear shaft front-end and back-end jointly respectively.The top positioning mechanism of gear shaft side arm includes mandrel, and tail end is equipped with spring in core axle hole, and core axle hole Inner Front End is equipped with dustproof guide sleeve, and the spring other end is connected with top, and top pass through and extends to outside core axle hole dustproof guide sleeve；Mandrel has been peripherally installed with bearing inner race, and bearing inner race is matched by bearing ball with bearing top circle, and bearing top circle periphery is equipped with shell；The mechanism structure is simple, registration.The localization method of the invention discloses a kind of Double Tops point positioning mechanism with bearing, positioning operation is simple and registration.
Description
Technical field
The invention belongs to gear shaft positioning fields, are related to a kind of Double Tops point positioning mechanism and its localization method with bearing.
Background technique
It in gear shaft actual production, frequently refers to drill at axle journal using machining center, the processes such as groove milling.Often make
Axial position is tightly limited with Double Tops pinnacle, wherein Double Tops point is fixed top, and head frame is top between fixture base, tailstock
It is top relatively unrotatable between tailstock, axis angular motion is limited by protruding into tooth socket to tooth gauge.When Double Tops pinnacle is tight,
During protruding into tooth socket to tooth gauge, when workpiece is by external force, can overcome center hole and it is top between sliding friction and turn
Dynamic, the size of force of sliding friction is influenced by many factors such as pressure size, contact surface coefficient of frictions.Equally, workpiece table
Face, which is applied to, will cause stability to tooth gauge deformation, to process to the power on tooth gauge and machining accuracy has very big shadow
It rings.When force of sliding friction is excessive, to tooth gauge act on the power on the flank of tooth can not impeller-hub angular motion when, it is stuck to tooth gauge, it is fixed
Position failure needs the hand-operated forced rotation axis of operative employee to assist to tooth even Set and Positioning again.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art, a kind of Double Tops point positioning mechanism with bearing is provided
And its localization method.
In order to achieve the above objectives, the present invention is achieved by the following scheme:
A kind of Double Tops point positioning mechanism with bearing, including the top positioning mechanism of gear shaft side arm and gear shaft tailstock centre
Positioning mechanism, the two position the axially position that gear shaft is realized in gear shaft front-end and back-end respectively.
Further, the top positioning mechanism of gear shaft side arm includes mandrel, and tail end is equipped with spring, mandrel chamber in mandrel cavity
Internal front end is equipped with dustproof guide sleeve, the spring other end be connected with it is top, it is top to pass through dustproof guide sleeve (7) and extend to mandrel cavity
Outside；
Mandrel has been peripherally installed with bearing inner race, and bearing inner race is matched by bearing ball with bearing top circle, bearing top circle
Periphery is equipped with shell.
Further, guide rail is equipped in dustproof guide sleeve, top to be equipped with positioning protrusion, the two, which matches, locates spring always
In compressive state.
Further, shell includes bearing block and dead head, and bearing top circle periphery is equipped with bearing block, and bearing block periphery is equipped with
Dead head.
Further, mandrel periphery tail end is equipped with bearing cap, and bearing cap tail end is equipped with rear cover, in bearing cap front end and bearing
It encloses, the end face of bearing top circle is in contact.
Further, mandrel front end is equipped with axially position block；When axially position block end face and gear shaft positioning end face paste are tight
When, spring reaches maximum compressibility.
Further, gear shaft tailstock centre positioning mechanism includes hydraulic spring grease cup tailstock and bearing tail centre, bearing tail top
Point is located on hydraulic spring grease cup tailstock.
A kind of localization method of the Double Tops point positioning mechanism with bearing, comprising the following steps:
1) in gear shaft clamping process, the top compressed spring of gear shaft promotion, until gear shaft positioning end face is determined with axial
Position block positioning surface is adjacent to；
2) hydraulic spring grease cup tailstock, in bearing tail centre jacking gear shaft other end centre bore, gear shaft axially position are driven
Terminate.
A kind of localization method of the Double Tops point positioning mechanism with bearing, further includes following operation:
The positioning of gear shaft is realized to the angular motion that tooth gauge protrudes into tooth socket limitation axis.
Compared with prior art, the invention has the following advantages:
A kind of Double Tops point positioning mechanism with bearing, due to the top positioning mechanism of gear shaft side arm and gear shaft tailstock centre
There are bearings in positioning mechanism, the stress of gear shaft can be changed into rolling by original sliding friction in position fixing process
Turn is dynamic, the generation for preventing positioning from failing；Limitation in the top positioning mechanism of gear shaft side arm due to dustproof guide sleeve to spring, bullet
Spring is constantly in compressive state, prevents from top falling off out of mandrel cavity；The mechanism structure is simple, registration.
A kind of localization method of the Double Tops point positioning mechanism with bearing, positioning operation is simple and registration.
Detailed description of the invention
Fig. 1 is a kind of positioning schematic diagram of the Double Tops point positioning mechanism with bearing provided of the invention.
Wherein: 1- dead head；2- bearing block；301- bearing inner race；302- bearing ball；303- bearing top circle；3- bearing；
4- is top；5- mandrel；6- axially position block；7- dustproof guide sleeve；8- spring；9- spindle nut；10- bearing cap；11- rear cover；12-
Bearing tail centre；13- hydraulic spring grease cup tailstock；14- is angularly to tooth gauge；15- gear shaft.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
The invention will be described in further detail with reference to the accompanying drawing:
Referring to Fig. 1, Fig. 1 is a kind of positioning schematic diagram of the Double Tops point positioning mechanism with bearing provided of the invention, axis
It contracts and includes bearing inner race 301, bearing ball 302 and bearing top circle 303, wherein bearing top circle 303 has been peripherally installed with bearing block 2,
It is equipped with dead head 1 equipped with bearing block 2, three is integrally fixed to form shell；
Mandrel 5 is equipped in bearing inner race 301,5 periphery of mandrel is equipped with bearing cap 10, and 10 tail end of bearing cap is connected to rear cover 11,
10 front end face of bearing cap is in contact with bearing inner race 301, bearing top circle 303；Dustproof guide sleeve 7, mandrel are additionally provided in 5 cavity of mandrel
5 front end faces are equipped with axially position block 6, and tail end is equipped with spring 8 in 5 cavity of mandrel, and 8 other end of spring is equipped with top 4, top 4 and wears
It crosses dustproof guide sleeve 7 to extend to outside 5 chamber of mandrel, top 4 are equipped with a protrusion, and 7 corresponding position of dustproof guide sleeve is equipped with a section guide rail, lead to
The reply of spring 8 is crossed, pushes top 4 to move in guide rail, until spring 8 is still in compressive state at guide rail termination, prevents from pushing up
Point falls off from mandrel inner hole；When the end face of axially position block 6 and gear shaft is inconsistent, spring 8 has reached maximum compression at this time
Amount, the maximum compressibility of spring are limited by axially position block 6；
Bearing inner race 301, mandrel 5, bearing cap 10, rear cover 11, bearing cap 10, dustproof guide sleeve 7, axially position block 6, spring
8 and top 4 are integrally fixed, and are rolled with the bearing block 2, dead head 1, bearing top circle 303 of its outer one by bearing ball 302
It is dynamic, can overcome center hole and it is top between sliding friction and rotate, convert rolling for sliding friction.
Tailstock centre is that bearing tail centre 12 is installed on hydraulic spring grease cup tailstock 13, converts rolling friction for sliding friction,
Influence of the above problem to process can be greatly reduced.
A kind of localization method of the Double Tops point positioning mechanism with bearing, comprising the following steps:
1) in gear shaft clamping process, gear shaft pushes top 4 compressed spring 8, until gear shaft positioning end face and axial direction
6 positioning surface of locating piece is adjacent to；
2) hydraulic spring grease cup tailstock 12 is driven, in 13 jacking gear shaft other end centre bore of bearing tail centre, gear shaft is axial
Positioning terminates；
3) angular motion for protruding into tooth socket limitation axis to tooth gauge 14 realizes the positioning of gear shaft.
After the clamping of workpieces of Double Tops pinnacle, workpiece rotation no longer need to overcome centre bore and it is top between force of sliding friction, gear
Axis, shell entirety and bearing tail centre, which are integral, only needs to overcome bearing element friction can ease rotation.
The above content is merely illustrative of the invention's technical idea, and this does not limit the scope of protection of the present invention, all to press
According to technical idea proposed by the present invention, any changes made on the basis of the technical scheme each falls within claims of the present invention
Protection scope within.
Claims (9)
1. a kind of Double Tops point positioning mechanism with bearing, which is characterized in that including the top positioning mechanism of gear shaft side arm and gear
Axis tailstock centre positioning mechanism, the two position the axially position that gear shaft is realized in gear shaft front-end and back-end respectively.
2. the Double Tops point positioning mechanism according to claim 1 with bearing, which is characterized in that the top positioning of gear shaft side arm
Mechanism includes mandrel (5), and tail end is equipped with spring (8) in mandrel (5) cavity, and mandrel (5) cavity Inner Front End is equipped with dustproof guide sleeve
(7), spring (8) other end is connected with top (4), and top (4) pass through dustproof guide sleeve (7) and extend to outside mandrel (5) cavity；
Mandrel (5) has been peripherally installed with bearing inner race (301), and bearing inner race (301) passes through bearing ball (302) and bearing top circle
(303) it matches, bearing top circle (303) periphery is equipped with shell.
3. the Double Tops point positioning mechanism according to claim 2 with bearing, which is characterized in that be equipped in dustproof guide sleeve (7)
Guide rail, top (4) are equipped with positioning protrusion, and the two, which matches, makes spring (8) always in compressive state.
4. the Double Tops point positioning mechanism according to claim 2 or 3 with bearing, which is characterized in that shell includes bearing block
(2) and dead head (1), bearing top circle periphery are equipped with bearing block (2), and bearing block (2) periphery is equipped with dead head (1).
5. the Double Tops point positioning mechanism according to claim 4 with bearing, which is characterized in that mandrel (5) periphery tail end is set
Have bearing cap (10), bearing cap (10) tail end is equipped with rear cover (11), outside bearing cap (10) front end and bearing inner race (301), bearing
The end face of circle (303) is in contact.
6. the Double Tops point positioning mechanism according to claim 5 with bearing, which is characterized in that mandrel (5) front end is equipped with axis
To locating piece (6)；When axially position block (6) end face and gear shaft positioning end face paste are tight, spring (8) reaches maximum compressibility.
7. the Double Tops point positioning mechanism according to claim 6 with bearing, which is characterized in that the positioning of gear shaft tailstock centre
Mechanism includes hydraulic spring grease cup tailstock (12) and bearing tail centre (13), and bearing tail centre (13) is located at hydraulic spring grease cup tailstock (12)
On.
8. the localization method of the Double Tops point positioning mechanism according to claim 7 with bearing, which is characterized in that including following
Step:
1) in gear shaft clamping process, gear shaft pushes top (4) compressed spring (8), until gear shaft positioning end face and axial direction
Locating piece (6) positioning surface is adjacent to；
2) hydraulic spring grease cup tailstock (12) are driven, in bearing tail centre (13) jacking gear shaft other end centre bore, gear shaft is axial
Positioning terminates.
9. the localization method of the Double Tops point positioning mechanism according to claim 8 with bearing, which is characterized in that further include with
Lower operation:
The positioning of gear shaft is realized to the angular motion that tooth gauge (14) protrudes into tooth socket limitation axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811279242.3A CN109202107A (en) | 2018-10-30 | 2018-10-30 | A kind of Double Tops point positioning mechanism and its localization method with bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811279242.3A CN109202107A (en) | 2018-10-30 | 2018-10-30 | A kind of Double Tops point positioning mechanism and its localization method with bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109202107A true CN109202107A (en) | 2019-01-15 |
Family
ID=64997789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811279242.3A Pending CN109202107A (en) | 2018-10-30 | 2018-10-30 | A kind of Double Tops point positioning mechanism and its localization method with bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109202107A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132091A (en) * | 2019-05-28 | 2019-08-16 | 江苏中联铝业有限公司 | A kind of clamping device of wheel disc brake face run-out tolerance detection |
| CN114789259A (en) * | 2022-06-09 | 2022-07-26 | 洛阳新强联回转支承股份有限公司 | Tapered roller machining method for tapered roller bearing of high-power wind driven generator |
| CN116967963A (en) * | 2023-09-22 | 2023-10-31 | 南通新思迪机电有限公司 | Clamp device for automatic positioning and clamping for gear shaft machining |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2143539Y (en) * | 1992-12-02 | 1993-10-13 | 北京市机电研究院 | Combined system of worm envelope working machine tool |
| CN102728860A (en) * | 2012-03-19 | 2012-10-17 | 浙江嘉力宝精机股份有限公司 | Movable center mechanism for formed grinding machine |
| CN203738593U (en) * | 2014-03-30 | 2014-07-30 | 荆州恒隆汽车零部件制造有限公司 | Special top clamping device for grinding outer circle of gear shaft |
| WO2017188115A1 (en) * | 2016-04-28 | 2017-11-02 | 二村機器株式会社 | Center-rotation-type tailstock |
| CN207668523U (en) * | 2017-12-30 | 2018-07-31 | 大连职业技术学院 | Common in-vehicle grinding machine tool multi-function centre |
| CN108421997A (en) * | 2018-05-30 | 2018-08-21 | 西安法士特汽车传动有限公司 | A kind of axial workpiece bores milling hydraulically operated fixture and its application method |
-
2018
- 2018-10-30 CN CN201811279242.3A patent/CN109202107A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2143539Y (en) * | 1992-12-02 | 1993-10-13 | 北京市机电研究院 | Combined system of worm envelope working machine tool |
| CN102728860A (en) * | 2012-03-19 | 2012-10-17 | 浙江嘉力宝精机股份有限公司 | Movable center mechanism for formed grinding machine |
| CN203738593U (en) * | 2014-03-30 | 2014-07-30 | 荆州恒隆汽车零部件制造有限公司 | Special top clamping device for grinding outer circle of gear shaft |
| WO2017188115A1 (en) * | 2016-04-28 | 2017-11-02 | 二村機器株式会社 | Center-rotation-type tailstock |
| CN207668523U (en) * | 2017-12-30 | 2018-07-31 | 大连职业技术学院 | Common in-vehicle grinding machine tool multi-function centre |
| CN108421997A (en) * | 2018-05-30 | 2018-08-21 | 西安法士特汽车传动有限公司 | A kind of axial workpiece bores milling hydraulically operated fixture and its application method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132091A (en) * | 2019-05-28 | 2019-08-16 | 江苏中联铝业有限公司 | A kind of clamping device of wheel disc brake face run-out tolerance detection |
| CN114789259A (en) * | 2022-06-09 | 2022-07-26 | 洛阳新强联回转支承股份有限公司 | Tapered roller machining method for tapered roller bearing of high-power wind driven generator |
| CN116967963A (en) * | 2023-09-22 | 2023-10-31 | 南通新思迪机电有限公司 | Clamp device for automatic positioning and clamping for gear shaft machining |
| CN116967963B (en) * | 2023-09-22 | 2023-12-12 | 南通新思迪机电有限公司 | Clamp device for automatic positioning and clamping for gear shaft machining |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109202107A (en) | A kind of Double Tops point positioning mechanism and its localization method with bearing | |
| CN101214557B (en) | Hydraulic gyration tailstock | |
| CN201931307U (en) | External circular lathe clamp of sheet parts | |
| CN101108400B (en) | Support rolling wheel composite structure of flattener | |
| CN203956112U (en) | A kind of rolling forming machanism of pneumatic Quick-clamped | |
| CN104227035A (en) | Removing mechanism for tailstock center of machine tool | |
| CN105181211A (en) | Detection apparatus of pre-tightening force of angular contact bearing and detection method thereof | |
| CN103817331B (en) | The device and method of powder metallurgy sintered material surface densification is realized by rolling | |
| CN201020613Y (en) | Four point angle contact bearing assembler | |
| CN209394001U (en) | A kind of Double Tops point positioning mechanism with bearing | |
| CN204122774U (en) | The disassembly mechanism that a kind of tailstock tool is top | |
| CN106736322B (en) | The manufacturing process of integrated full-complement cylinder roller crankshaft unit | |
| CN104259499A (en) | Automatic-revolving indexing machining device | |
| CN107877154B (en) | Automatic centering and pressing tool | |
| CN205578514U (en) | RV reduction gear main shaft level pressure pretension structure | |
| CN114992298A (en) | Connecting shaft ball screw pair and machining method | |
| CN209305244U (en) | A kind of semi-floating drive axle hub end component | |
| CN211009362U (en) | Hydraulic cylinder with cylinder barrel and piston rod capable of rotating relatively | |
| CN208866522U (en) | A kind of high-precision bevel gear gear milling fixture | |
| CN201394875Y (en) | Support with hydraulic expansion and rotation function | |
| CN201471364U (en) | Shaft puller for assembling steering column shaft assembly | |
| CN101970894B (en) | Simplified rolling bearing unit and a method for manufacturing such a bearing unit | |
| CN111953160A (en) | Tool for machining motor casing | |
| CN208246573U (en) | A kind of thin-walled roller bearing noncircular raceway auxiliary processing device | |
| CN217727158U (en) | Main shaft mechanism of special lathe for carrier roller machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |