CN104384865A - Machining technology of connecting shaft - Google Patents
Machining technology of connecting shaft Download PDFInfo
- Publication number
- CN104384865A CN104384865A CN201410686155.5A CN201410686155A CN104384865A CN 104384865 A CN104384865 A CN 104384865A CN 201410686155 A CN201410686155 A CN 201410686155A CN 104384865 A CN104384865 A CN 104384865A
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- China
- Prior art keywords
- hole
- diameter phi
- milling
- product
- place
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a machining technology of a connecting shaft. The machining technology of the connecting shaft comprises the steps of: step 1, machining a material by using a lathe; step 2, performing hole milling by using a milling machine; step 3, performing hole milling on one end face of the product by using the milling machine; step 4, performing tapping thread processing on a through hole with the diameter phi of 4.2 m; step 5, performing hole milling on the other end face of the material; step 6, performing tapping thread processing on the through hole with the diameter phi of 3.3 m; step 7, performing hole milling on the upper surface of the product; step 8, performing tapping thread processing on a round hole with the diameter phi of 4.2 mm; step 9, milling a blind hole with the diameter phi of 5 mm and the depth of 10 mm along the place having a distance of 40 mm to the well-milled round hole with the diameter phi of 4.2 mm; step 10, performing tapping thread processing on the blind hole with the diameter phi of 5 mm; step 11, performing surface polishing on the well-processed product until the surface roughness is Ra3.2; step 12, inspecting the product and putting the product into a warehouse. The machining technology of the connecting shaft is satisfied with production requirements, precision and intensity of the produced connecting shaft are improved to meet with requirements, defective rate is reduced, and production cost is lowered.
Description
Technical field
The present invention relates to a kind of processing technology of connecting axle, belong to Machining Technology field.
Background technology
Existing a variety of method is manufactured with to connecting axle, but all there are this some problems, such as connecting axle insufficient strength, the hole precision of connecting axle is inadequate, connecting axle global shape is undesirable, and such connecting axle can not be met the need of market, and is unfavorable for carrying out smoothly of production, therefore in order to better enable connecting axle meet the demands, proposing a kind of technological method for processing and solving this problem.
Summary of the invention
For the technical problem of above-mentioned existence, the object of the invention is: propose a kind of machining accuracy accurately, the processing technology of connecting axle that is of the required size.
Technical solution of the present invention is achieved in that a kind of processing technology of connecting axle, the first step: process material with lathe, the profile of product is tentatively cut out according to drawing size, and long is 47mm, diameter phi 9mm; Second step: process with lathe, by material one end with car to diameter for φ 4.2mm, car 12mm, and diameter phi 9mm and φ 4.2mm place are fallen 1X45 ° of angle; 3rd step: hole milling processing is carried out to product other end with milling machine, centered by the diameter phi 9mm cylinder center of circle, the blind hole of milling diameter phi 8mm, degree of depth 8mm; 4th step: tapping processing is carried out to the blind hole of milling diameter phi 8mm, degree of depth 8mm, attacks M8 screw thread, degree of depth 8mm; 5th step: carry out hole milling processing to body diameter φ 4.2mm cambered surface, at distance upper end 4mm, side 2.1mm place milling diameter phi 1mm through hole; 6th step: at the through hole of diameter phi 1mm through hole lower end 13mm place milling diameter phi 2mm; 7th step: by product half-twist, at distance upper end 10mm, side 2.1mm place milling diameter phi 1mm through hole, from the through hole of bottom 25mm place milling diameter phi 2mm; 8th step: carry out acute angle abate and surface finish to the product processed, makes its surface roughness get to Ra3.2; 9th step: product is tested and warehouse-in.
Preferably, in the 12 step, test selective examination time, carry out outward appearance sampling observation and size inspect by random samples, outward appearance inspects 10 by random samples, and size inspects 6 by random samples.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
The processing technology of a kind of connecting axle of the present invention, by lathe car profile, milling machine milling through hole and blind hole, tapping processing, surface finish, quality testing, meets production requirement, improve precision, the intensity of the connecting axle produced, make it meet the requirements, reduction in the numbers of seconds, reduce production cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Accompanying drawing 1 is the finished product schematic diagram of the processing technology of a kind of connecting axle of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described.
Be the processing technology of a kind of connecting axle of the present invention as shown in Figure 1, embodiment one: the first step: process material with lathe, tentatively cuts out the profile of product according to drawing size, and long is 47mm, diameter phi 9mm; Second step: process with lathe, by material one end with car to diameter for φ 4.2mm, car 12mm, and diameter phi 9mm and φ 4.2mm place are fallen 1X45 ° of angle; 3rd step: hole milling processing is carried out to product other end with milling machine, centered by the diameter phi 9mm cylinder center of circle, the blind hole of milling diameter phi 8mm, degree of depth 8mm; 4th step: tapping processing is carried out to the blind hole of milling diameter phi 8mm, degree of depth 8mm, attacks M8 screw thread, degree of depth 8mm; 5th step: carry out hole milling processing to body diameter φ 4.2mm cambered surface, at distance upper end 4mm, side 2.1mm place milling diameter phi 1mm through hole; 6th step: at the through hole of diameter phi 1mm through hole lower end 13mm place milling diameter phi 2mm; 7th step: by product half-twist, at distance upper end 10mm, side 2.1mm place milling diameter phi 1mm through hole, from the through hole of bottom 25mm place milling diameter phi 2mm; 8th step: carry out acute angle abate and surface finish to the product processed, makes its surface roughness get to Ra3.2; 9th step: product is tested and warehouse-in, test selective examination time, carry out outward appearance sampling observation and size inspect by random samples, outward appearance inspects 10 by random samples, and size inspects 6 by random samples.
The processing technology of a kind of connecting axle of the present invention, by lathe car profile, milling machine milling through hole and blind hole, tapping processing, surface finish, quality testing, meets production requirement, improve precision, the intensity of the connecting axle produced, make it meet the requirements, reduction in the numbers of seconds, reduce production cost.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (2)
1. a processing technology for connecting axle, is characterized in that: the first step: process material with lathe, the profile of product is tentatively cut out according to drawing size, and long is 47mm, diameter phi 9mm; Second step: process with lathe, by material one end with car to diameter for φ 4.2mm, car 12mm, and diameter phi 9mm and φ 4.2mm place are fallen 1X45 ° of angle; 3rd step: hole milling processing is carried out to product other end with milling machine, centered by the diameter phi 9mm cylinder center of circle, the blind hole of milling diameter phi 8mm, degree of depth 8mm; 4th step: tapping processing is carried out to the blind hole of milling diameter phi 8mm, degree of depth 8mm, attacks M8 screw thread, degree of depth 8mm; 5th step: carry out hole milling processing to body diameter φ 4.2mm cambered surface, at distance upper end 4mm, side 2.1mm place milling diameter phi 1mm through hole; 6th step: at the through hole of diameter phi 1mm through hole lower end 13mm place milling diameter phi 2mm; 7th step: by product half-twist, at distance upper end 10mm, side 2.1mm place milling diameter phi 1mm through hole, from the through hole of bottom 25mm place milling diameter phi 2mm; 8th step: carry out acute angle abate and surface finish to the product processed, makes its surface roughness get to Ra3.2; 9th step: product is tested and warehouse-in.
2. the processing technology of a kind of connecting axle as claimed in claim 1, is characterized in that: in the 9th step, test selective examination time, carry out outward appearance sampling observation and size inspect by random samples, outward appearance inspects 10 by random samples, and size inspects 6 by random samples.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410686155.5A CN104384865A (en) | 2014-11-25 | 2014-11-25 | Machining technology of connecting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410686155.5A CN104384865A (en) | 2014-11-25 | 2014-11-25 | Machining technology of connecting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104384865A true CN104384865A (en) | 2015-03-04 |
Family
ID=52602872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410686155.5A Pending CN104384865A (en) | 2014-11-25 | 2014-11-25 | Machining technology of connecting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104384865A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107877102A (en) * | 2017-11-27 | 2018-04-06 | 佛山市荣鑫宝数控设备有限公司 | A kind of processing method of band ring |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5264077A (en) * | 1975-11-06 | 1977-05-27 | Stanadyne Inc | Connecting shaft |
| CN102672441A (en) * | 2012-04-28 | 2012-09-19 | 重庆市江津区宏盛机械制造有限公司 | Light rail intermediate shaft machining process |
| CN103386590A (en) * | 2013-07-16 | 2013-11-13 | 江苏亚梅泵业集团有限公司 | Processing method of chemical centrifugal pump shaft |
| CN103551821A (en) * | 2013-10-18 | 2014-02-05 | 无锡利日能源科技有限公司 | Transmission shaft processing method |
| CN104014998A (en) * | 2014-06-11 | 2014-09-03 | 沈阳飞机工业（集团）有限公司 | Method for machining titanium alloy torsion test bar |
-
2014
- 2014-11-25 CN CN201410686155.5A patent/CN104384865A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5264077A (en) * | 1975-11-06 | 1977-05-27 | Stanadyne Inc | Connecting shaft |
| CN102672441A (en) * | 2012-04-28 | 2012-09-19 | 重庆市江津区宏盛机械制造有限公司 | Light rail intermediate shaft machining process |
| CN103386590A (en) * | 2013-07-16 | 2013-11-13 | 江苏亚梅泵业集团有限公司 | Processing method of chemical centrifugal pump shaft |
| CN103551821A (en) * | 2013-10-18 | 2014-02-05 | 无锡利日能源科技有限公司 | Transmission shaft processing method |
| CN104014998A (en) * | 2014-06-11 | 2014-09-03 | 沈阳飞机工业（集团）有限公司 | Method for machining titanium alloy torsion test bar |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107877102A (en) * | 2017-11-27 | 2018-04-06 | 佛山市荣鑫宝数控设备有限公司 | A kind of processing method of band ring |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150304 |
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| RJ01 | Rejection of invention patent application after publication |