CN105382639A - Outer circle finish machining clamp for two ends of lock and using method of clamp - Google Patents
Outer circle finish machining clamp for two ends of lock and using method of clamp Download PDFInfo
- Publication number
- CN105382639A CN105382639A CN201510841812.3A CN201510841812A CN105382639A CN 105382639 A CN105382639 A CN 105382639A CN 201510841812 A CN201510841812 A CN 201510841812A CN 105382639 A CN105382639 A CN 105382639A
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- rear portion
- vertical plate
- bolt
- clamp
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention discloses an outer circle finish machining clamp for the two ends of a lock and a using method of the clamp. The clamp is structurally characterized in that a cylindrical pin is arranged at the axis position of the upper surface of a vertical disc; a pressing plate is in a ladder shape, a U-shaped groove is formed in the front end of the pressing plate, and is clamped to the outer side of the cylindrical pin, the rear portion of the pressing plate is fixed to the vertical disc through a bolt, the front portion of the pressing plate is higher than the rear portion, and the rear portion is higher than the vertical disc; a vertical adjustable support is arranged between the vertical disc and the rear portion of the pressing plate, and the adjustable support is used for supporting and fixing the pressing plate together with the bolt; and a screw is further arranged on the vertical disc, and an opening gasket ring and a nut are arranged on the upper portion of the screw. Through the structure, the machining clamp is simple in structure and good in stability and facilitates clamping.
Description
Technical field
A kind of Excircle machining fixture of the present invention, especially a kind of lock body two ends cylindrical fine finishining fixture and using method thereof.
Background technology
In the process of lock body part, often occur lock body two ends Excircle machining to become oval, even occur that excircle dimension is overproof: phenomenon, part qualification rate only reaches 40%.
This part mainly had problems following some:
1) part material is high strength steel, belongs to difficult-to-machine material, and after quenching, hardness is large, and turnery processing ensures size difficulty.
2) External Shape is irregular, and cylindrical grinder is not easy to clamping, and part and lathe collision situation can occur in motion process.
3) part quality is large, and the rotary inertia produced when rotated is large.
4) shake line can be produced at piece surface during size, cause surface smoothness low, affect part sequent surface process matter.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of lock body two ends cylindrical fine finishining fixture and using method thereof, the shaft core position place of vertical plate upper surface be provided with straight pin; Pressing plate is stairstepping, and its front end is provided with U-type groove, and U-type groove clamping is in the outside of straight pin, and the rear portion of pressing plate is bolted in vertical plate, and the front portion of pressing plate is higher than rear portion, and rear portion is higher than vertical plate; Vertical adjustable supports is provided with, for supporting fixation clip together with bolt between vertical plate and pressing plate rear portion; Vertical plate is also provided with screw, and screw top is provided with open washer and nut.By said structure, solving the inconvenient clamping, the rotation that exist in prior art, to produce inertia large thus affect the technical problem of part crudy.
To achieve these goals, the technical solution used in the present invention is: lock body two ends cylindrical fine finishining fixture, is characterized in that: the shaft core position place of vertical plate upper surface is provided with straight pin; Pressing plate is stairstepping, and its front end is provided with U-type groove, and U-type groove clamping is in the outside of straight pin, and the rear portion of pressing plate is bolted in vertical plate, and the front portion of pressing plate is higher than rear portion, and rear portion is higher than vertical plate; Vertical adjustable supports is provided with, for supporting fixation clip together with bolt between vertical plate and pressing plate rear portion; Vertical plate is also provided with screw, and screw top is provided with open washer and nut.
Described vertical plate upper surface is provided with lifting bolt.
The using method of lock body two ends cylindrical fine finishining fixture, the steps include:
1), straight pin will be used through the through hole I of part, screw passes the through hole II of part, and part is tentatively fixedly clamped by fastening nut;
2), by pressing plate be bolted in vertical plate, and by the U-type groove clamping of pressing plate outside straight pin and the upper surface of compressing component, the height of adjustment adjustable supports, is fixed platen elevation by bolt and adjustable supports;
3), by fixture be fixed on inner hole grinding machine, use the cylindrical of pole wheel grinding part.
Beneficial effect of the present invention is: the present invention, by said structure, is provided with straight pin at the shaft core position place of vertical plate upper surface; Pressing plate is stairstepping, and its front end is provided with U-type groove, and U-type groove clamping is in the outside of straight pin, and the rear portion of pressing plate is bolted in vertical plate, and the front portion of pressing plate is higher than rear portion, and rear portion is higher than vertical plate; Vertical adjustable supports is provided with, for supporting fixation clip together with bolt between vertical plate and pressing plate rear portion; Vertical plate is also provided with screw, and screw top is provided with open washer and nut.The invention provides a kind of easy to use, simple to operate, the clamp for machining of good stability, effectively solve part clamping inconvenience in process, rotatory inertia large thus affect the technical problem of processing effect.
Accompanying drawing explanation
Fig. 1: be design of part schematic diagram.
Fig. 2: be using state front view of the present invention.
Fig. 3: be using state top view of the present invention.
Fig. 4: be using state stereogram of the present invention.
Detailed description of the invention
Lock body two ends cylindrical fine finishining fixture as in Figure 2-4, its structure is: the shaft core position place of vertical plate 1 upper surface is provided with straight pin 2; Pressing plate 3 is stairstepping, and its front end is provided with U-type groove 3-1, and U-type groove 3-1 clamping is in the outside of straight pin 2, and the rear portion of pressing plate 3 is fixed in vertical plate 1 by bolt 4, and the front portion of pressing plate 3 is higher than rear portion, and rear portion is higher than vertical plate 1; Vertical adjustable supports 5 is provided with, for supporting fixation clip 3 together with bolt 4 between vertical plate 1 and pressing plate 3 rear portion; Vertical plate 1 is also provided with screw 6, and screw 6 top is provided with open washer 7 and nut 8.
Described vertical plate 1 upper surface is provided with lifting bolt 9, the excircle of vertical plate 1 upper surface can be provided with three lifting bolts 9 uniformly, because the weight of integral clamp and part is comparatively large, carrying is inconvenient, is provided with carrying and movement that lifting bolt 9 facilitates integral clamp.
The using method of lock body two ends cylindrical fine finishining fixture, the steps include:
1), straight pin 2 will be used through part 10(as shown in Figure 1) through hole I10-1, screw 6 is through the through hole II10-2 of part 10, and part 10 is tentatively fixedly clamped by fastening nut 8;
2), by pressing plate 3 be fixed in vertical plate 1 by bolt 4, and by the U-type groove 3-1 clamping of pressing plate 3 outside straight pin 2 and the upper surface of compressing component 10, the height of adjustment adjustable supports 5, is fixed platen elevation by bolt 4 and adjustable supports 5;
3), by fixture be fixed on inner hole grinding machine, use the cylindrical 10-3 of pole wheel grinding part.
During actual use:
1), first adopt turner turning and made allowance 0.2mm, increase 265-270 grinder operation, ensure excircle dimension φ 38H7.
2), change thinking, use inner hole grinding machine to replace 38H7 in the excircle dimension of cylindrical grinder processing two ends.Adopt fixture of the present invention, part is fixed.Adopt the processing mode of similar lathe, fixture is fixed on inner hole grinding machine, use pole wheel grinding cylindrical.
3), manufacture special fixture, locate with φ 23H8 and φ 53H8, upper surface pressing plate compresses, abdicate termination grinding position, grinding size φ 38H7, part is fixed on fixture, reduce the rotary inertia that part produces when rotated, prevent part from producing vibration when rotated.
Claims (3)
1. lock body two ends cylindrical fine finishining fixture, is characterized in that: the shaft core position place of vertical plate (1) upper surface is provided with straight pin (2); Pressing plate (3) is stairstepping, its front end is provided with U-type groove (3-1), and U-type groove (3-1) clamping is in the outside of straight pin (2), and the rear portion of pressing plate (3) is fixed in vertical plate (1) by bolt (4), the front portion of pressing plate (3) is higher than rear portion, and rear portion is higher than vertical plate (1); Vertical adjustable supports (5) is provided with, for supporting fixation clip (3) together with bolt (4) between vertical plate (1) and pressing plate (3) rear portion; Vertical plate (1) is also provided with screw (6), and screw (6) top is provided with open washer (7) and nut (8).
2. cylindrical fine finishining fixture in lock body two ends according to claim 1, is characterized in that: described vertical plate (1) upper surface is provided with lifting bolt (9).
3. the using method of cylindrical fine finishining fixture in lock body two ends according to claim 1, the steps include:
1), straight pin (2) will be used through the through hole I(10-1 of part (10)), screw (6) is through the through hole II(10-2 of part (10)), part (10) is tentatively fixedly clamped by fastening nut (8);
2), pressing plate (3) is fixed in vertical plate (1) by bolt (4), and by U-type groove (3-1) clamping of pressing plate (3) in straight pin (2) outside and the upper surface of compressing component (10), the height of adjustment adjustable supports (5), is fixed platen elevation by bolt (4) and adjustable supports (5);
3), by fixture be fixed on inner hole grinding machine, use the cylindrical (10-3) of pole wheel grinding part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510841812.3A CN105382639B (en) | 2015-11-28 | 2015-11-28 | Lock body both ends outer circle finishing clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510841812.3A CN105382639B (en) | 2015-11-28 | 2015-11-28 | Lock body both ends outer circle finishing clamping apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105382639A true CN105382639A (en) | 2016-03-09 |
| CN105382639B CN105382639B (en) | 2018-08-07 |
Family
ID=55415759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510841812.3A Active CN105382639B (en) | 2015-11-28 | 2015-11-28 | Lock body both ends outer circle finishing clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105382639B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002618A (en) * | 2016-06-24 | 2016-10-12 | 无锡动力工程股份有限公司 | Universal type outer circle grinding fixture |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4314735B2 (en) * | 2000-10-30 | 2009-08-19 | 日産自動車株式会社 | Processing equipment |
| CN201295847Y (en) * | 2008-10-08 | 2009-08-26 | 沈阳飞机工业（集团）有限公司 | Combined clamp transition compactor |
| CN202240509U (en) * | 2011-09-19 | 2012-05-30 | 厦门市源源兴工贸有限公司 | Hole turning tool for special-shaped workpiece |
| CN102765001A (en) * | 2012-08-06 | 2012-11-07 | 安徽理工大学 | Special clamp for support leg boring of development machine |
| CN203611018U (en) * | 2013-12-11 | 2014-05-28 | 珠海市钧兴机电有限公司 | Vertical honing fixture jig |
| CN104354038A (en) * | 2014-12-01 | 2015-02-18 | 安徽机电职业技术学院 | Fixture for machining of sides of right-angle gear reduction box bodies |
-
2015
- 2015-11-28 CN CN201510841812.3A patent/CN105382639B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4314735B2 (en) * | 2000-10-30 | 2009-08-19 | 日産自動車株式会社 | Processing equipment |
| CN201295847Y (en) * | 2008-10-08 | 2009-08-26 | 沈阳飞机工业（集团）有限公司 | Combined clamp transition compactor |
| CN202240509U (en) * | 2011-09-19 | 2012-05-30 | 厦门市源源兴工贸有限公司 | Hole turning tool for special-shaped workpiece |
| CN102765001A (en) * | 2012-08-06 | 2012-11-07 | 安徽理工大学 | Special clamp for support leg boring of development machine |
| CN203611018U (en) * | 2013-12-11 | 2014-05-28 | 珠海市钧兴机电有限公司 | Vertical honing fixture jig |
| CN104354038A (en) * | 2014-12-01 | 2015-02-18 | 安徽机电职业技术学院 | Fixture for machining of sides of right-angle gear reduction box bodies |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002618A (en) * | 2016-06-24 | 2016-10-12 | 无锡动力工程股份有限公司 | Universal type outer circle grinding fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105382639B (en) | 2018-08-07 |
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