CN105478638A - Cold-rolling molding method for ball pin holder of constant velocity universal joint - Google Patents
Cold-rolling molding method for ball pin holder of constant velocity universal joint Download PDFInfo
- Publication number
- CN105478638A CN105478638A CN201510838191.3A CN201510838191A CN105478638A CN 105478638 A CN105478638 A CN 105478638A CN 201510838191 A CN201510838191 A CN 201510838191A CN 105478638 A CN105478638 A CN 105478638A
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- China
- Prior art keywords
- outside surface
- spherical outside
- constant velocity
- ball pin
- wheel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
- B21H1/12—Making articles shaped as bodies of revolution rings of restricted axial length rings for ball or roller bearings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The present invention discloses a cold-rolling molding method for a ball pin holder of a constant velocity universal joint. The method comprises the following steps: step 1, adjusting the initial positions of a spherical outer surface rolling wheel, a circular roller and a supporting wheel; step 2, placing a ball pin holder blank, inserting the spherical outer surface mandrel and sticking close to the inner side of the ball pin holder blank; step 3, horizontally moving the supporting wheel, and vertically moving the circular roller to enable the rolling surfaces of the spherical outer surface rolling wheel, the supporting wheel and the circular roller to be tangent to the outer side face of the ball pin holder blank of the constant velocity universal joint to be processed; and step 4, rotating the spherical outer surface rolling wheel such that the spherical outer surface mandrel always follows up to stick close to the inner side of the ball pin holder blank of the constant velocity universal joint to be processed, and the supporting wheel and the circular roller continue to follow up to enable the rolling surfaces of the spherical outer surface rolling wheel, the supporting wheel and the circular roller to be always tangent to the outer side of the ball pin holder blank of the constant velocity universal joint to be processed. The cold-rolling molding method for the ball pin holder of the constant velocity universal joint can perform programming and is suitable for automated operation.
Description
Technical field
The present invention relates to a kind of constant velocity cardan joint ball pin retainer cold roll forming method, belong to Car Drive Shaft constant velocity cardan joint product manufacturing technical field.
Background technology
Universal joint is automobile chassis key components and parts, and universal joint and power transmission shaft combine, and are called card gear; On the vehicle that front engine rear wheel drives, card gear is arranged between transmission output shaft and main reducing gear of drive axle power shaft; And the vehicle that front engine, front drives eliminates power transmission shaft, universal joint is arranged on not only to be responsible for driving but also to be responsible between the front axle half shaft that turns to and wheel, and its major function is when driving shaft and driven shaft generation angular displacement, can flexible communication power and torque.Constant velocity universal transmission device is generally made up of fixing type equal speed universal joint, sliding constant velocity cardan joint and jackshaft.Fixing type equal speed universal joint is installed on wheel side, and sliding constant velocity cardan joint is installed on differential mechanism side, and jackshaft is used for universal-joint, plays the effect of transmitting motion and torque.Sliding constant velocity cardan joint comprises overcoat and rolling element, the slip of jackshaft and swing, rolling element can be driven to slide and swing, thus transmitting sliding power and torque; Three ball pin style constant speed universal joint is the one in sliding constant velocity cardan joint.
Constant velocity cardan joint ball pin retainer is that in constant velocity cardan joint ball cage, bearing pin keeps outer ring, subjects and transmits power and corner moment, be critical component in constant velocity cardan joint, subject repeated action power, needs to have higher anti-wear performance and fatigue resistance.Traditional constant velocity cardan joint ball pin retainer, adopt hot-cast part through lathe milling machine-shaping, not only raw materials consumption is large, lumber recovery is low, and the more important thing is the constant velocity cardan joint ball pin retainer after lathe milling machine-shaping, anti-wear performance especially fatigue resistance is difficult to meet the demands, and easily damages, has a strong impact on vehicle safety travel.
Summary of the invention
The present invention for the deficiency that prior art exists, provides a kind of constant velocity cardan joint ball pin retainer cold roll forming method, to save material, cuts the waste just, and material metallographic structure can be made to keep evenly, meeting actual operation requirements.
For solving the problem, the technical solution used in the present invention is as follows:
A kind of constant velocity cardan joint ball pin retainer cold roll forming method, the device that forming method is applied comprises spherical outside surface rolling wheel, spherical outside surface core roller, Roller and support wheel, the axis being parallel of described spherical outside surface rolling wheel, described spherical outside surface core roller, described Roller and described support wheel, and the axis horizontal of described spherical outside surface rolling wheel, described spherical outside surface core roller and described support wheel is coplanar, the face of rolling of described spherical outside surface rolling wheel and described support wheel is arranged in opposite directions, and described spherical outside surface core roller is between described spherical outside surface rolling wheel and described support wheel;
And comprise the following steps:
Step one, the beeline of rolling between face of described spherical outside surface rolling wheel and described support wheel is made to be R, R is than large 0.1 ~ 0.5 centimetre of the external diameter of constant velocity cardan joint ball pin retainer blank to be processed, and it makes radius of a circle tangent with the face of rolling of described spherical outside surface rolling wheel, described support wheel and described Roller on vertical plane equal R;
Step 2, constant velocity cardan joint ball pin retainer blank to be processed is placed into rolling between face and being positioned at above described Roller of described spherical outside surface rolling wheel and described support wheel, make described spherical outside surface core roller insert the central hole of constant velocity cardan joint ball pin retainer blank to be processed vertically, and be close to the medial surface of constant velocity cardan joint ball pin retainer blank to be processed;
Step 3, move horizontally described support wheel, vertically mobile described Roller, makes the lateral surface of the face of rolling of described spherical outside surface rolling wheel, described support wheel and described Roller and constant velocity cardan joint ball pin retainer blank to be processed tangent;
Step 4, rotate described spherical outside surface rolling wheel, described spherical outside surface core roller is followed up all the time be close to the medial surface of constant velocity cardan joint ball pin retainer blank to be processed, described support wheel and described Roller continue to follow up and make the face of rolling of described spherical outside surface rolling wheel, described support wheel and described Roller tangent with the lateral surface of constant velocity cardan joint ball pin retainer blank to be processed all the time.
As the improvement of technique scheme, described spherical outside surface core roller fixed by ball screw and drive carry out towards described spherical outside surface rolling wheel roll face or dorsad described spherical outside surface rolling wheel roll the motion in face.
Compared with prior art, implementation result of the present invention is as follows in the present invention:
Constant velocity cardan joint ball pin retainer cold roll forming method of the present invention, whole process produces without cutting, stock utilization almost 100%, not only save material, cut the waste, and the constant velocity cardan joint ball pin retainer after cold rolling, the further refinement of metallographic structure and densification, anti-wear performance especially fatigue resistance significantly increases, and substantially increases vehicle key parts manufacture level and vehicle operational safety coefficient; And method of the present invention can be programmed, and is applicable to automated job.
Accompanying drawing explanation
The device that Fig. 1 applies for constant velocity cardan joint ball pin retainer cold roll forming method of the present invention look squarely structural representation;
The plan structure schematic diagram of the device that Fig. 2 applies for constant velocity cardan joint ball pin retainer cold roll forming method of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiments content of the present invention is described.
As depicted in figs. 1 and 2, the structural representation of the device applied for constant velocity cardan joint ball pin retainer cold roll forming method of the present invention.
Constant velocity cardan joint ball pin retainer cold roll forming method of the present invention, the device that forming method is applied comprises spherical outside surface rolling wheel 1, spherical outside surface core roller 2, Roller 3 and support wheel 4, described spherical outside surface rolling wheel 1, described spherical outside surface core roller 2, the axis being parallel of described Roller 3 and described support wheel 4, and described spherical outside surface rolling wheel 1, the axis horizontal of described spherical outside surface core roller 2 and described support wheel 4 is coplanar, the face of rolling of described spherical outside surface rolling wheel 1 and described support wheel 4 is arranged in opposite directions, described spherical outside surface core roller 2 is between described spherical outside surface rolling wheel 1 and described support wheel 4,
And comprise the following steps:
Step one, regulate the initial position of described spherical outside surface rolling wheel 1, described Roller 3 and described support wheel 4: make the beeline of rolling between face of described spherical outside surface rolling wheel 1 and described support wheel 4 be R, R is than large 0.1 ~ 0.5 centimetre of the external diameter of constant velocity cardan joint ball pin retainer blank 5 to be processed, and it makes radius of a circle tangent with the face of rolling of described spherical outside surface rolling wheel 1, described support wheel 4 and described Roller 3 on vertical plane equal R;
Step 2, constant velocity cardan joint ball pin retainer blank 5 to be processed is placed into rolling between face and being positioned at above described Roller 3 of described spherical outside surface rolling wheel 1 and described support wheel 4, make described spherical outside surface core roller 2 insert the central hole of constant velocity cardan joint ball pin retainer blank 5 to be processed vertically, and be close to the medial surface of constant velocity cardan joint ball pin retainer blank 5 to be processed;
Step 3, move horizontally described support wheel 4, vertically mobile described Roller 3, makes the lateral surface of the face of rolling of described spherical outside surface rolling wheel 1, described support wheel 4 and described Roller 3 and constant velocity cardan joint ball pin retainer blank 5 to be processed tangent;
Step 4, rotate described spherical outside surface rolling wheel 1, described spherical outside surface core roller 2 is followed up all the time and is close to the medial surface of constant velocity cardan joint ball pin retainer blank 5 to be processed, described support wheel 4 and described Roller 3 continue follow-up makes the face of rolling of described spherical outside surface rolling wheel 1, described support wheel 4 and described Roller 3 tangent with the lateral surface of constant velocity cardan joint ball pin retainer blank 5 to be processed all the time.
Concrete preferably, described spherical outside surface core roller 2 fixed by ball screw and drive carry out towards described spherical outside surface rolling wheel 1 roll face or dorsad described spherical outside surface rolling wheel 1 roll the motion in face.
Said method can be programmed, and is applicable to automated job.
Above content is detailed description made for the present invention in conjunction with specific embodiments, can not assert that the present invention specifically implements to be only limitted to these explanations; For those skilled in the art, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to the scope of protection of the invention.
Claims (2)
1. a constant velocity cardan joint ball pin retainer cold roll forming method, it is characterized in that, the device that forming method is applied comprises spherical outside surface rolling wheel, spherical outside surface core roller, Roller and support wheel, the axis being parallel of described spherical outside surface rolling wheel, described spherical outside surface core roller, described Roller and described support wheel, and the axis horizontal of described spherical outside surface rolling wheel, described spherical outside surface core roller and described support wheel is coplanar, the face of rolling of described spherical outside surface rolling wheel and described support wheel is arranged in opposite directions, and described spherical outside surface core roller is between described spherical outside surface rolling wheel and described support wheel;
And comprise the following steps:
Step one, the beeline of rolling between face of described spherical outside surface rolling wheel and described support wheel is made to be R, R is than large 0.1 ~ 0.5 centimetre of the external diameter of constant velocity cardan joint ball pin retainer blank to be processed, and it makes radius of a circle tangent with the face of rolling of described spherical outside surface rolling wheel, described support wheel and described Roller on vertical plane equal R;
Step 2, constant velocity cardan joint ball pin retainer blank to be processed is placed into rolling between face and being positioned at above described Roller of described spherical outside surface rolling wheel and described support wheel, make described spherical outside surface core roller insert the central hole of constant velocity cardan joint ball pin retainer blank to be processed vertically, and be close to the medial surface of constant velocity cardan joint ball pin retainer blank to be processed;
Step 3, move horizontally described support wheel, vertically mobile described Roller, makes the lateral surface of the face of rolling of described spherical outside surface rolling wheel, described support wheel and described Roller and constant velocity cardan joint ball pin retainer blank to be processed tangent;
Step 4, rotate described spherical outside surface rolling wheel, described spherical outside surface core roller is followed up all the time be close to the medial surface of constant velocity cardan joint ball pin retainer blank to be processed, described support wheel and described Roller continue to follow up and make the face of rolling of described spherical outside surface rolling wheel, described support wheel and described Roller tangent with the lateral surface of constant velocity cardan joint ball pin retainer blank to be processed all the time.
2. constant velocity cardan joint ball pin retainer cold roll forming method as claimed in claim 1, is characterized in that, described spherical outside surface core roller fixed by ball screw and drive carry out towards described spherical outside surface rolling wheel roll face or dorsad described spherical outside surface rolling wheel roll the motion in face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838191.3A CN105478638A (en) | 2015-11-26 | 2015-11-26 | Cold-rolling molding method for ball pin holder of constant velocity universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838191.3A CN105478638A (en) | 2015-11-26 | 2015-11-26 | Cold-rolling molding method for ball pin holder of constant velocity universal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105478638A true CN105478638A (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510838191.3A Pending CN105478638A (en) | 2015-11-26 | 2015-11-26 | Cold-rolling molding method for ball pin holder of constant velocity universal joint |
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| CN (1) | CN105478638A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1393209A (en) * | 1972-05-24 | 1975-05-07 | Donzelli A | Rolling mill for rolling anular blanks |
| DE19920163A1 (en) * | 1999-04-28 | 2000-11-02 | Schiller Walz Und Werkzeugtech | Cold ring rolling process, especially for profiled ring rolling, comprises producing several parallel identical rings in the rolling gap between a profiled roll and a mandrel |
| CN1225325C (en) * | 2002-05-02 | 2005-11-02 | Skf公司 | Method for producing ring-shape member and device for realizing same |
| JP2008025780A (en) * | 2006-07-25 | 2008-02-07 | Ntn Corp | Manufacturing method of cage for cross groove type constant velocity universal joint |
| CN101176903A (en) * | 2007-09-06 | 2008-05-14 | 刘岷 | Processing method of enlarging cold-rolling of inside and outside spherical surface ferrule piece as well as device thereof |
| CN202398753U (en) * | 2011-12-16 | 2012-08-29 | 江阴同庆机械制造有限公司 | Flange ring rolling machine |
| CN202461377U (en) * | 2011-12-16 | 2012-10-03 | 江阴同庆机械制造有限公司 | Rolling mill for multipurpose flange ring |
| CN102861841A (en) * | 2012-09-21 | 2013-01-09 | 济南大学 | Experiment test device and experiment test method of radial-axial ring rolling |
| CN103357798A (en) * | 2013-06-28 | 2013-10-23 | 宁波雄狮机械制造有限公司 | Cold rolling measuring and controlling device for workblank of bearing ring |
-
2015
- 2015-11-26 CN CN201510838191.3A patent/CN105478638A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1393209A (en) * | 1972-05-24 | 1975-05-07 | Donzelli A | Rolling mill for rolling anular blanks |
| DE19920163A1 (en) * | 1999-04-28 | 2000-11-02 | Schiller Walz Und Werkzeugtech | Cold ring rolling process, especially for profiled ring rolling, comprises producing several parallel identical rings in the rolling gap between a profiled roll and a mandrel |
| CN1225325C (en) * | 2002-05-02 | 2005-11-02 | Skf公司 | Method for producing ring-shape member and device for realizing same |
| JP2008025780A (en) * | 2006-07-25 | 2008-02-07 | Ntn Corp | Manufacturing method of cage for cross groove type constant velocity universal joint |
| CN101176903A (en) * | 2007-09-06 | 2008-05-14 | 刘岷 | Processing method of enlarging cold-rolling of inside and outside spherical surface ferrule piece as well as device thereof |
| CN202398753U (en) * | 2011-12-16 | 2012-08-29 | 江阴同庆机械制造有限公司 | Flange ring rolling machine |
| CN202461377U (en) * | 2011-12-16 | 2012-10-03 | 江阴同庆机械制造有限公司 | Rolling mill for multipurpose flange ring |
| CN102861841A (en) * | 2012-09-21 | 2013-01-09 | 济南大学 | Experiment test device and experiment test method of radial-axial ring rolling |
| CN103357798A (en) * | 2013-06-28 | 2013-10-23 | 宁波雄狮机械制造有限公司 | Cold rolling measuring and controlling device for workblank of bearing ring |
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Application publication date: 20160413 |
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