CN204997423U - Eccentric wheel center lathe who has phase angle to require processes harness - Google Patents
Eccentric wheel center lathe who has phase angle to require processes harness Download PDFInfo
- Publication number
- CN204997423U CN204997423U CN201520761233.3U CN201520761233U CN204997423U CN 204997423 U CN204997423 U CN 204997423U CN 201520761233 U CN201520761233 U CN 201520761233U CN 204997423 U CN204997423 U CN 204997423U
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- eccentric wheel
- circular groove
- support plate
- star
- large circular
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Abstract
The utility model discloses an eccentric wheel center lathe who has phase angle to require processes harness, including rectangular flat plate, left and right backup pad, its characterized in that: left support plate inboard middle part be equipped with the great circle connected in star, be equipped with the locating pin in the lower part front side of great circle connected in star, all be equipped with fan -shaped through -hole in the upper portion both sides of great circle connected in star, be equipped with down " U " connected in star at left support plate's diapire middle part, the inboard middle part of right branch fagging be equipped with the small circle connected in star and be equipped with center sleeve in the lower part of small circle connected in star, all be equipped with the bolt in the upper wall both sides of right branch fagging. This eccentric wheel center lathe who has phase angle to require processes harness, can not only be accurate the eccentric wheel phase angle requirement of assurance camshaft, simple structure, processing are high -efficient, with low costs moreover, the suitable center lathe of adoption processing has the eccentric wheel that the phase place required. Both guarantee the phase place requirement of eccentric wheel, saved the expense of purchasing professional equipment again, need not make the profiling, promoted the mass production of camshaft.
Description
Technical field
The utility model relates to the improvement of a kind of eccentric wheel engine lathe processing harness, belongs to field of machining, specifically a kind of eccentric wheel engine lathe processing harness having phase angle to require.
Background technology
Eccentric wheel refers to that this center of taking turns is not on the point of rotation, generally refers to circular wheel, and when circular wheel is not around central rotation, just become eccentric wheel, eccentric wheel is the one of camshaft cam.But camshaft is the vital part of automobile engine, along with developing rapidly of auto industry, the demand of camshaft is increasing, and requirement on machining accuracy is more and more higher, more and more tighter to the requirement at phase angle eccentric on camshaft, must strictly control.To the greatest extent let it be that molded line is simple for eccentric wheel, and profile is circular, but processes on engine lathe, is difficult to ensure phase angle requirement.At present, on engine lathe, processing usually adopts two kinds of methods: one is pattern method, and two is the processing methods withstanding eccentric wheel in both ends of the surface centre bore separately respectively; But process is loaded down with trivial details, production efficiency is low, and production cost is high, and quality is unstable.In order to ensure crudy, generally still processing on dedicated cam lathe, can meet molded line requirement, can ensure phase angle requirement again, but need buy special equipment, also need to make pattern, fabrication cycle is long, and cost is high, and turning speed is slow, and efficiency is low.
Known by retrieving, in order to overcome above the deficiencies in the prior art, existing many reports about eccentric wheel processing unit (plant), but there is not yet about the eccentric wheel having phase angle to require, the report adopting engine lathe processing harness.
Summary of the invention
The purpose of this utility model is to provide a kind of eccentric wheel phase angle requirement that accurately can not only ensure camshaft, and structure is simple, processing is efficient, cost is low, be suitable for the eccentric wheel engine lathe having phase angle the to require processing harness of engine lathe processing.
In order to reach above object, the technical scheme that the utility model adopts is: the eccentric wheel engine lathe processing harness that this has phase angle to require, comprise rectangular flat plate, left support plate and right support plate, the upper face left side being placed in rectangular flat plate that left support plate and right support plate are vertical and parallel respectively, right-hand member, it is characterized in that: described left support plate middle inside is provided with large circular groove, the alignment pin perpendicular to large circular groove base plate is provided with in the lower front side of large circular groove, the inner surface contour radius of large circular groove is consistent with the axle head outline radius of eccentric wheel workpiece to be processed, the center of circle of large circular groove and the dead in line of eccentric wheel workpiece, angle a between alignment pin to the circle center line connecting and the central vertical line of large circular groove of large circular groove is consistent with the phase angle of eccentric wheel workpiece to be processed, alignment pin coordinates with the axle head pin-and-hole of eccentric wheel workpiece to be processed, fan-shaped pylone is equipped with in the both sides, top of large circular groove, " U " connected in star is provided with down in the middle part of the diapire of left support plate, two fan-shaped pylones with fall " U " connected in star and become equilateral triangle to arrange, corresponding with the three-jaw of engine lathe scroll chuck, mate, the center of scroll chuck three-jaw is eccentric center, and between the center of circle of large circular groove fall " U " connected in star direction form eccentric throw, the middle inside of described right support plate is provided with small circular groove, the axis of small circular groove and the dead in line of large circular groove, center sleeve is provided with in the bottom of small circular groove, the axis of center sleeve overlaps with the center line of engine lathe scroll chuck, the diameter of center sleeve and the thimble external diameter of engine lathe match, be equipped with bolt in the upper wall both sides of right support plate, bolt vertically screws in small circular groove.
The utility model is also implemented by following measure: described left support plate and be intermediate incline between the roof of right support plate and sidewall.
The beneficial effects of the utility model are: the eccentric wheel engine lathe processing harness that this has phase angle to require, accurately can not only ensure the eccentric wheel phase angle requirement of camshaft, and structure is simple, processing is efficient, cost is low, is suitable for adopting engine lathe to be processed with the eccentric wheel of phase requirements.Both ensure that eccentric phase requirements, eliminated again the expense purchasing special equipment, need not pattern have been made, facilitate the production in enormous quantities of camshaft.
Accompanying drawing explanation
Fig. 1 is that structure master of the present utility model cuts open schematic diagram depending on office.
Fig. 2 is that the outer of structure left support plate of the present utility model looks schematic diagram.
Fig. 3 is that the outer of structure right support plate of the present utility model looks schematic diagram.
In figure: 1, rectangular flat plate; 2, left support plate; 3, right support plate; 4, large circular groove; 5, alignment pin; 6, fan-shaped pylone; 7, fall " U " connected in star; 8, small circular groove; 9, center sleeve; 10, bolt; 11, intermediate incline; 12, eccentric wheel workpiece.
Detailed description of the invention
The utility model is made with reference to Fig. 1, Fig. 2, Fig. 3.The eccentric wheel engine lathe processing harness that this has phase angle to require, comprise rectangular flat plate 1, left support plate 2 and right support plate 3, the upper face left side being placed in rectangular flat plate 1 that left support plate 2 and right support plate 3 are vertical and parallel respectively, right-hand member, it is characterized in that: described left support plate 2 middle inside is provided with large circular groove 4, the alignment pin 5 perpendicular to large circular groove 4 base plate is provided with in the lower front side of large circular groove 4, the inner surface contour radius of large circular groove 4 is consistent with the axle head outline radius of eccentric wheel workpiece 12 to be processed, the center of circle of large circular groove 4 and the dead in line of eccentric wheel workpiece 12, angle a between alignment pin 5 to the circle center line connecting and the central vertical line of large circular groove 4 of large circular groove 4 is consistent with the phase angle of eccentric wheel workpiece 12 to be processed, alignment pin 5 coordinates with the axle head pin-and-hole of eccentric wheel workpiece 12 to be processed, to ensure pin-and-hole and eccentric phase relation, fan-shaped pylone 6 is equipped with in the both sides, top of large circular groove 4, " U " connected in star 7 is provided with down in the middle part of the diapire of left support plate 2, two fan-shaped pylones 6 with fall " U " connected in star 7 one-tenth equilateral triangle and arrange, corresponding with the three-jaw of engine lathe scroll chuck, mate, the center of scroll chuck three-jaw is eccentric center, and between the center of circle of large circular groove 4 fall " U " connected in star 7 direction form eccentric throw, the middle inside of described right support plate 3 is provided with small circular groove 8, the axis of small circular groove 8 and the dead in line of large circular groove 4, center sleeve 9 is provided with in the bottom of small circular groove 8, the axis of center sleeve 9 overlaps with the center line of engine lathe scroll chuck, the diameter of center sleeve 9 and the thimble external diameter of engine lathe match, bolt 10 is equipped with in the upper wall both sides of right support plate 3, bolt 10 vertically screws in small circular groove 8, is clamped the axle head of eccentric wheel workpiece 12 to be processed by bolt 10.
As improvement of the present utility model: described left support plate 2 and be intermediate incline 11 between the roof of right support plate 3 and sidewall.
When using the utility model, first left support plate 2 and right support plate 3 are placed on the two ends of same rectangular flat plate 1, one end of pin-and-hole is had by eccentric wheel workpiece 12 to be processed to load in the large circular groove 4 of left support plate 2, and the pin-and-hole of eccentric wheel workpiece 12 to be processed is matched with the alignment pin 5 on left support plate 2, the other end of eccentric wheel workpiece 12 to be processed is loaded in the small circular groove 8 of right support plate 3, with bolt 10, eccentric wheel workpiece 12 to be processed is held out against, again eccentric wheel workpiece 12 to be processed is picked up together with left support plate 2 and right support plate 3, the three-jaw of engine lathe scroll chuck is made to be respectively charged into two fan-shaped pylones 6 of left support plate 2 and to fall in " U " connected in star 7, two pawls of upside clamp the cylindrical of the eccentric wheel workpiece 12 to be processed in large circular groove 4, fall claw in " U " connected in star 7 and eccentric wheel workpiece 12 to be processed cylindrical between have certain distance, to ensure eccentric throw and eccentric direction, penetrate in the center sleeve 9 of right support plate 3 with engine lathe is top, hold out against the center hole of eccentric wheel workpiece 12 to be processed, the small circular groove 8 of right support plate 3 be set in its center sleeve 9 below and form bias in the vertical direction, eccentric throw size and Orientation is identical with left support plate 2, hold out against with the bolt of two above right support plate 3 10, tighten chuck, can turning eccentric wheel.
Claims (2)
1. the eccentric wheel engine lathe processing harness having phase angle to require, comprise rectangular flat plate (1), left support plate (2) and right support plate (3), the upper face left side being placed in rectangular flat plate (1) that left support plate (2) and right support plate (3) are vertical and parallel respectively, right-hand member, it is characterized in that: described left support plate (2) middle inside is provided with large circular groove (4), the alignment pin (5) perpendicular to large circular groove (4) base plate is provided with in the lower front side of large circular groove (4), the inner surface contour radius of large circular groove (4) is consistent with the axle head outline radius of eccentric wheel workpiece (12) to be processed, the center of circle of large circular groove (4) and the dead in line of eccentric wheel workpiece (12), angle a between alignment pin (5) to the circle center line connecting and the central vertical line of large circular groove (4) of large circular groove (4) is consistent with the phase angle of eccentric wheel workpiece (12) to be processed, alignment pin (5) coordinates with the axle head pin-and-hole of eccentric wheel workpiece (12) to be processed, be equipped with fan-shaped pylone (6) in the both sides, top of large circular groove (4), in the middle part of the diapire of left support plate (2), be provided with down " U " connected in star (7), two fan-shaped pylones (6) with fall " U " connected in star (7) and become equilateral triangle to arrange, the middle inside of described right support plate (3) is provided with small circular groove (8), the axis of small circular groove (8) and the dead in line of large circular groove (4), center sleeve (9) is provided with in the bottom of small circular groove (8), the axis of center sleeve (9) overlaps with the center line of engine lathe scroll chuck, the diameter of center sleeve (9) and the thimble external diameter of engine lathe match, be equipped with bolt (10) in the upper wall both sides of right support plate (3), bolt (10) vertically screws in small circular groove (8).
2. the eccentric wheel engine lathe processing harness having phase angle to require according to claim 1, is characterized in that: described left support plate (2) and be intermediate incline (11) between the roof of right support plate (3) and sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761233.3U CN204997423U (en) | 2015-09-29 | 2015-09-29 | Eccentric wheel center lathe who has phase angle to require processes harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761233.3U CN204997423U (en) | 2015-09-29 | 2015-09-29 | Eccentric wheel center lathe who has phase angle to require processes harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204997423U true CN204997423U (en) | 2016-01-27 |
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ID=55154328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520761233.3U Expired - Fee Related CN204997423U (en) | 2015-09-29 | 2015-09-29 | Eccentric wheel center lathe who has phase angle to require processes harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204997423U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605218A (en) * | 2018-11-06 | 2019-04-12 | 华南理工大学 | A kind of RV speed reducer twin cam shaft finishing clamping apparatus and method |
| CN110561161A (en) * | 2019-09-11 | 2019-12-13 | 中核(天津)科技发展有限公司 | Special clamp for turning special-shaped eccentric long pipe part and using method thereof |
-
2015
- 2015-09-29 CN CN201520761233.3U patent/CN204997423U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605218A (en) * | 2018-11-06 | 2019-04-12 | 华南理工大学 | A kind of RV speed reducer twin cam shaft finishing clamping apparatus and method |
| CN109605218B (en) * | 2018-11-06 | 2023-08-18 | 华南理工大学 | RV speed reducer double-cam shaft finish machining clamp and method |
| CN110561161A (en) * | 2019-09-11 | 2019-12-13 | 中核(天津)科技发展有限公司 | Special clamp for turning special-shaped eccentric long pipe part and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20180929 |