CN203917493U - A kind of Fine Slender Shaft processing alignment tool - Google Patents

A kind of Fine Slender Shaft processing alignment tool Download PDF

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Publication number
CN203917493U
CN203917493U CN201420270320.4U CN201420270320U CN203917493U CN 203917493 U CN203917493 U CN 203917493U CN 201420270320 U CN201420270320 U CN 201420270320U CN 203917493 U CN203917493 U CN 203917493U
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China
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fixed
fine
slender
base
connecting rod
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Expired - Fee Related
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CN201420270320.4U
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Chinese (zh)
Inventor
陈显贵
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TAICANG DELTA PRECISION TOOLS Inc
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TAICANG DELTA PRECISION TOOLS Inc
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Abstract

The utility model discloses a kind of Fine Slender Shaft processing alignment tool, comprising: base, slender axles fixture, means for correcting and checkout gear; Described slender axles fixture, means for correcting and checkout gear are installed on base top, and described slender axles fixture is relative with means for correcting.The processing of Fine Slender Shaft described in the utility model alignment tool can be aligned precision in 0.005mm, efficiently solve the Correction Problems of the extra small scope of Fine Slender Shaft, the Fine Slender Shaft that is greater than 0.005mm for beating can be realized quick aligning, reduce the defect rate of Fine Slender Shaft, and aligning simple and fast, improve production efficiency.

Description

A kind of Fine Slender Shaft processing alignment tool
Technical field
The utility model relates to a kind of Fine Slender Shaft machining tool, belongs to machining technique field.
Background technology
At present, L/D ratio is greater than 25 slender axles and is widely used in industrial production.The surface roughness Ra of slender axles requires in 0.1 ~ 0.8 scope, because the length dimension of slender axles is larger with respect to diameter dimension, the surface of slender axles is carried out in accurately machined process, beating appears in slender axles easily vibrations, cause roughness high, percent defective is higher.In machined field, as circularity 0.001mm, rough surface Ra0.1mm, axle beat these sizes of 0.01mm be all difficult to realize size, with regard to general processing technology, equally also can cause higher percent defective even if realized these sizes, the aligning of the Fine Slender Shaft that cannot realizing at present beats is less than 0.01mm, percent defective is high, and production efficiency is low.
Utility model content
Utility model object: the utility model provide a kind of can align to beat be less than the Fine Slender Shaft aligning tool of 0.005mm.
Technical scheme: the utility model discloses a kind of Fine Slender Shaft processing alignment tool, comprising: base, slender axles fixture, means for correcting and checkout gear; Described slender axles fixture, means for correcting and checkout gear are installed on base top, and described slender axles fixture is relative with means for correcting.The processing of Fine Slender Shaft described in the utility model alignment tool can be aligned precision in 0.005mm, efficiently solve the Correction Problems of the extra small scope of Fine Slender Shaft, the Fine Slender Shaft that is greater than 0.005mm for beating can be realized quick aligning, reduce the defect rate of Fine Slender Shaft, and aligning simple and fast, improve production efficiency.
The fixture of slender axles described in the utility model comprises: fixed head, slip fixed block; Described fixed head is fixed on base, described slip fixed block is a pair of, be stuck in fixed head both sides, the spacing between slip fixed block is according to the length of slender axles to be processed mobile adjustment on fixed head, and the fixed block that makes to slide is positioned at the two ends of slender axles to be processed.Slender axles fixture described in the utility model can support according to the length adjustment of Fine Slender Shaft to be processed the spacing of the slip fixed block of Fine Slender Shaft, is applicable to the processing of the Fine Slender Shaft of all lengths, and versatility is wide.
Described in the utility model, means for correcting comprises: proofread and correct fixed leg, connecting rod, Mobile base and plug; Described correction fixed leg is a pair of, is fixed on base, and is positioned at a side of fixed head; Described connecting rod two ends are fixed on proofreaies and correct on fixed leg, and described connecting rod is parallel with slender axles to be corrected; Described Mobile base center is provided with perforation, and Mobile base is enclosed within on connecting rod by perforation, slides along connecting rod; Described plug is fixed on Mobile base, moves and rotates along connecting rod with Mobile base.Means for correcting described in the utility model, Fine Slender Shaft treat aligning place, only Mobile base need be moved on to this place, rotate Mobile base, adopt plug to treat alignment place and press; Described connecting rod 6 is 3cm-3.5cm with the axis spacing of workpiece to be processed; In the time that plug is horizontal, the lower surface of plug and the upper surface of workpiece to be processed are in same level position, and described plug is pressed 0.1 °-0.05 ° downwards from horizontal level and completed aligning action, simple and quick.
Described in the utility model, checkout gear comprises: proofread and correct support column, extending bracket and amesdial holder; Described base is provided with sliding tray, and this sliding tray is positioned at means for correcting one side, is parallel to slender axles; Described correction support column bottom snaps in sliding tray, moves along sliding tray; Described extending bracket tail end is fixed on proofreaies and correct support column upper end, and described extending bracket meets at right angles with correction support column; Described amesdial holder is fixed on the front end of described extending bracket; Amesdial is fixed on amesdial holder.Checkout gear described in the utility model is realized the fast detecting of Fine Slender Shaft by amesdial.
The invention also discloses a kind of Fine Slender Shaft processing method, described slender axles two ends are cylindrical, and middle part is provided with concave part, and this processing method of slender axle comprises the following steps:
(1) heat treatment of workpieces, within being controlled at 820 ± 40 HV10 by the core hardness of workpiece after processing;
(2) workpiece external diameter roughing, by centerless grinder first piece external diameter, makes workpiece external diameter and given size differ Φ 0.7mm to Φ 1.0mm;
(3) adopt Fine Slender Shaft processing alignment tool claimed in claim 1 to proofread and correct: first slender axles to be corrected to be placed on Fine Slender Shaft processing alignment tool; Adopt amesdial 10 points of measurement markers successively, requiring beats reaches in 0.005mm; Do not reach 0.005mm with interior point, adopt Fine Slender Shaft processing alignment tool correction, when aligning, described plug is pressed 0.1 °-0.05 ° downwards from horizontal level, after each aligning action, use amesdial to measure, whole 10 points are all reached in critical field;
(4) workpiece external diameter fine finishining: adopt centerless grinder finishing workpiece external diameter, make workpiece external diameter and given size differ Φ 0.49mm to Φ 0.51mm;
(5) processing work length: adopt punching pin machine workpieces length, accuracy rating ± 0.1mm;
(6) adopt punching pin machine workpieces both ends of the surface chamfering, required precision ± 0.1mm;
(7) polishing process of processing work central slot portion is: adopt three polishings,
Polishing for the first time adopts punching pin machine 80# emery wheel corase grind workpiece middle part, makes workpiece middle part external diameter and given size differ 0 to Φ 0.014mm;
Polishing for the second time adopts punching pin machine 80# emery wheel, makes workpiece middle part external diameter and given size differ 0 to Φ 0.02mm;
Polishing for the third time adopts punching pin machine 320# emery wheel fine grinding workpiece middle part, makes workpiece middle part external diameter and given size differ 0 to Φ 0.014mm, and surface roughness is less than Ra0.1, and circularity is less than 0.001mm;
(8) workpiece two ends external diameter retrofit: adopt centerless grinder finishing workpiece two ends external diameter, make workpiece external diameter and given size differ 0 to Φ 0.1mm;
(9) processing work both ends of the surface, adopt surface grinding machine processing work both ends of the surface;
(10) whole workpiece finishing polish, logical polishing machine essence is thrown whole workpiece, finishing polish precision 0-Φ 0.014mm.
The repeatedly layering polishing adopting for the polishing of mid portion in the utility model, makes bruting process be easy to control, and has reduced polishing difficulty, has reduced the defect rate of Fine Slender Shaft processing;
Beneficial effect:
1, Fine Slender Shaft processing alignment tool described in the utility model, the precision of Fine Slender Shaft can be aligned in 0.005mm, efficiently solve the Correction Problems of the extra small scope of Fine Slender Shaft, the Fine Slender Shaft that is greater than 0.005mm for beating can be realized quick aligning, reduce the defect rate of Fine Slender Shaft, and aligning simple and fast, improve production efficiency.
2, the processing method of Fine Slender Shaft described in the utility model, has realized adopting machined to complete circularity to be less than 0.001mm, rough surface and to be less than the beat factory workization of the Fine Slender Shaft that is less than 0.01mm of Ra0.1mm, axle and to produce, and yield rate is high.
Brief description of the drawings
Fig. 1 is the structural representation that needs the Fine Slender Shaft of processing in the utility model.
Fig. 2 is the enlarged drawing that needs the Fine Slender Shaft middle part of processing in the utility model.
Fig. 3 is the structural representation of Fine Slender Shaft processing alignment tool described in the utility model.
In figure: the Fine Slender Shaft 1, slip fixed block 2, fixed head 3, base 4, correction fixed leg 5, connecting rod 6, Mobile base 7, sliding tray 8, correction support column 9, amesdial holder 10, plug 11, the extending bracket 12 that need processing.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, should understand following detailed description of the invention and only be not used in restriction scope of the present utility model for the utility model is described, after having read the utility model, those skilled in the art all fall within the application's claim limited range to the amendment of various equivalents of the present utility model.
A kind of Fine Slender Shaft processing alignment tool as described in Figure, comprising: base 4, slender axles fixture, means for correcting and checkout gear; Described slender axles fixture, means for correcting and checkout gear are installed on base 4 tops, and described slender axles fixture is relative with means for correcting.
Described slender axles fixture comprises: fixed head 3, slip fixed block 2; Described fixed block 3 is fixed on base 4, described slip fixed block 2 is a pair of, be stuck in fixed head 3 both sides, the spacing between slip fixed block 2 is according to the length of slender axles to be processed mobile adjustment on fixed head 3, and the fixed block 2 that makes to slide is positioned at the two ends of slender axles to be processed.
Described means for correcting comprises: proofread and correct fixed leg 5, connecting rod 6, Mobile base 7 and plug 11; Described correction fixed leg 5 is a pair of, is fixed on base 4, and is positioned at a side of fixed head 3; Described connecting rod 6 two ends are fixed on proofreaies and correct on fixed leg 5, and described connecting rod 6 is parallel with slender axles to be corrected; Described Mobile base 7 centers are provided with perforation, and Mobile base is enclosed within on connecting rod 6 by perforation, slides along connecting rod; Described plug 11 is fixed on Mobile base 7, moves and rotates along connecting rod 6 with Mobile base 7.
Described checkout gear comprises: proofread and correct support column 9, extending bracket 12 and amesdial holder 10; Described base 4 is provided with sliding tray 8, and this sliding tray 8 is positioned at means for correcting one side, is parallel to slender axles; Described correction support column 9 bottoms snap in sliding tray 8, move along sliding tray 8; Described extending bracket tail end is fixed on proofreaies and correct support column 9 upper ends, and described extending bracket 12 meets at right angles with correction support column 9; Described amesdial holder 10 is fixed on the front end of described extending bracket; Amesdial is fixed on amesdial holder 10.
Described in the present embodiment, the operation principle of Fine Slender Shaft processing alignment tool is:
The workpiece of one-tenth Fine Slender Shaft to be processed is placed on slip fixed block 2, slip fixed block 2 supports fixture two ends, in described checkout gear, amesdial on amesdial holder 10 is positioned at workpiece top, move the workpiece of processing is detected along sliding tray 8 along with proofreading and correct support column 9, in the time detecting that beating of workpiece is greater than 0.005mm, Mobile base 7 in mobile described means for correcting, Mobile base 7 slides along connecting rod 6, sliding into beats is greater than 0.005mm part, rotate Mobile base 7, Mobile base 7 autobiographies drive plug 11 to rotate to workpiece to be processed, the aligning that is greater than 0.005mm place for beating only need adopt plug to treat alignment place and press, in the time that Mandrel Rotating arrives horizontal level, the lower surface of plug and the upper surface of workpiece to be processed are in same level position, described plug is pressed 0.1 °-0.05 ° downwards from horizontal level and is completed aligning action, press angle from little toward increasing greatly gradually, after having pressed, adopt amesdial inspection, after aligning has moved at every turn, amesdial checks again, is beated in this some place and is less than 0.005mm.
The present embodiment also discloses the processing method of the Fine Slender Shaft of a kind of processing as described in Fig. 1,2, and the Fine Slender Shaft two ends shown in Fig. 1,2 are cylindrical, and middle part is provided with concave part; Two ends external diameter requires Φ 2.5mm, and mid portion external diameter requires Φ 2.0mm;
Concrete steps are as follows:
(1) after heat treatment the core hardness of workpiece 1 within 820 ± 40 HV10;
(2) by centerless grinder first piece 1 external diameter, making workpiece 1 external diameter is Φ 3.4mm;
(3) adopt Fine Slender Shaft processing alignment tool claimed in claim 1 to proofread and correct: first slender axles to be corrected to be placed on Fine Slender Shaft processing alignment tool; Adopt amesdial 10 points of measurement markers successively, requiring beats reaches in 0.005mm; Do not reach 0.005mm with interior point, adopt Fine Slender Shaft processing alignment tool correction, when aligning, described plug is pressed 0.1 °-0.05 ° downwards from horizontal level, after each aligning action, use amesdial to measure, whole 10 points are all reached in critical field;
(4) workpiece external diameter fine finishining: adopt centerless grinder finishing workpiece external diameter, make workpiece external diameter and given size differ Φ 0.49mm to Φ 0.51mm;
(5) processing work length: adopt punching pin machine workpieces length, accuracy rating ± 0.1mm;
(6) adopt punching pin machine workpieces both ends of the surface chamfering, required precision ± 0.1mm;
(7) polishing process of processing work central slot portion is: adopt three polishings,
Polishing for the first time adopts punching pin machine 80# emery wheel corase grind workpiece middle part, makes workpiece middle part external diameter and given size differ 0 to Φ 0.014mm;
Polishing for the second time adopts punching pin machine 80# emery wheel, makes workpiece middle part external diameter and given size differ 0 to Φ 0.02mm;
Polishing for the third time adopts punching pin machine 320# emery wheel fine grinding workpiece middle part, makes workpiece middle part external diameter and given size differ 0 to Φ 0.014mm, and surface roughness is less than Ra0.1, and circularity is less than 0.001mm;
(8) workpiece two ends external diameter retrofit: adopt centerless grinder finishing workpiece two ends external diameter, make workpiece external diameter and given size differ 0 to Φ 0.1mm;
(9) processing work both ends of the surface, adopt surface grinding machine processing work both ends of the surface;
(10) whole workpiece finishing polish, logical polishing machine essence is thrown whole workpiece, finishing polish precision 0-Φ 0.014mm.

Claims (4)

1. a Fine Slender Shaft processing alignment tool, is characterized in that: comprising: base (4), slender axles fixture, means for correcting and checkout gear; Described slender axles fixture, means for correcting and checkout gear are installed on base (4) top, and described slender axles fixture is relative with means for correcting.
2. Fine Slender Shaft processing alignment tool according to claim 1, is characterized in that: described slender axles fixture comprises: fixed head (3), slip fixed block (2); Described fixed head (3) is fixed on base (4), described slip fixed block (2) is a pair of, be stuck in fixed head (3) both sides, spacing between slip fixed block (2) is adjusted fixed head (3) is upper mobile according to the length of slender axles to be processed, and the fixed block (2) that makes to slide is positioned at the two ends of slender axles to be processed.
3. Fine Slender Shaft processing alignment tool according to claim 1, is characterized in that: described means for correcting comprises: proofread and correct fixed leg (5), connecting rod (6), Mobile base (7) and plug (11); Described correction fixed leg (5) is a pair of, is fixed on base (4) upper, and is positioned at a side of fixed head (3); Described connecting rod (6) two ends are fixed on proofreaies and correct fixed leg (5) above, and described connecting rod (6) is parallel with slender axles to be corrected; Described Mobile base (7) center is provided with perforation, and it is upper that Mobile base is enclosed within connecting rod (6) by perforation, slides along connecting rod; It is upper that described plug (11) is fixed on Mobile base (7), with Mobile base (7) mobile and rotation along connecting rod (6); Described connecting rod (6) is 3cm-3.5cm with the axis spacing of workpiece to be processed; When plug (11) is horizontal, the lower surface of plug and the upper surface of workpiece to be processed are in same level position.
4. Fine Slender Shaft processing alignment tool according to claim 1, is characterized in that: described checkout gear comprises: proofread and correct support column (9), extending bracket (12) and amesdial holder (10); Described base (4) is provided with sliding tray (8), and this sliding tray (8) is positioned at means for correcting one side, is parallel to slender axles; Described correction support column (9) bottom snaps in sliding tray (8), mobile along sliding tray (8); Described extending bracket tail end is fixed on proofreaies and correct support column (9) upper end, and described extending bracket (12) meets at right angles with correction support column (9); Described amesdial holder (10) is fixed on the front end of described extending bracket; Amesdial is fixed on amesdial holder (10).
CN201420270320.4U 2014-05-26 2014-05-26 A kind of Fine Slender Shaft processing alignment tool Expired - Fee Related CN203917493U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103978070A (en) * 2014-05-26 2014-08-13 太仓戴尔塔精密模具有限公司 Straightening jig for machining for precise slender shafts and method for machining precise slender shafts

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103978070A (en) * 2014-05-26 2014-08-13 太仓戴尔塔精密模具有限公司 Straightening jig for machining for precise slender shafts and method for machining precise slender shafts
CN103978070B (en) * 2014-05-26 2016-04-20 太仓戴尔塔精密模具有限公司 A kind of Fine Slender Shaft processing alignment tool and Fine Slender Shaft processing method

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Granted publication date: 20141105

Termination date: 20170526