CN104384863A - Machining technology of connecting rod - Google Patents
Machining technology of connecting rod Download PDFInfo
- Publication number
- CN104384863A CN104384863A CN201410679439.1A CN201410679439A CN104384863A CN 104384863 A CN104384863 A CN 104384863A CN 201410679439 A CN201410679439 A CN 201410679439A CN 104384863 A CN104384863 A CN 104384863A
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- CN
- China
- Prior art keywords
- product
- connecting rod
- chamfering
- size
- carry out
- 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
-
- 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
-
- 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
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/04—Connecting rods
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses a machining technology of a connecting rod. The machining technology of the connecting rod comprises the steps of: step 1, cutting a material by using a laser cutting machine to cut out the outline of the product preliminarily, wherein the product is 315 mm in length, 65 mm in width and 25 mm in thickness; step 2, performing further finish machining on the well-cut product by using a milling machine, performing finish machining the size according to drawing requirements until the length is 208+/-0.2 mm, the width is 60+/-0.1 mm and the thickness is 20+/-0.1 mm; step 3, performing chamfering process on the four corners of the material, wherein the chamfering size is 17.5 mmX45 degrees; step 4, performing rounding process at the joint after the chamfering is finished, and chamfering a R5 circular bead; step 5, performing surface polishing on the finished product until the surface roughness is Ra3.2; step 6, performing stress treatment on the finished product; step 7, inspecting the product and putting the product into a warehouse. By virtue of outline cutting by the laser cutting machine, finish milling by the milling machine, chamfering process, rounding process, surface polishing and stress treatment, production requirements are satisfied, precision and intensity of the produced connecting rod 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 rod, belong to Machining Technology field.
Background technology
Existing a variety of method is manufactured with to connecting rod, but all there are this some problems, such as connecting rod strength is inadequate, the hole precision of connecting rod is inadequate, connecting rod integral shape is undesirable, and such connecting rod can not be met the need of market, and is unfavorable for carrying out smoothly of production, therefore in order to better enable connecting rod 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 rod that is of the required size.
Technical solution of the present invention is achieved in that a kind of processing technology of connecting rod, the first step: cut material with laser cutting machine, the profile of product is tentatively cut out, long 315mm, wide 65mm, thick 25mm; Second step: carry out further fine finishining to the product of well cutting with milling machine, is refined to long 308 ± 0.2mm, wide 60 ± 0.1mm, thick 20 ± 0.1mm by size according to drawing requirement; 3rd step: chamfer machining is carried out to the corner of material, chamfer dimesion is 17.5mmX45 °; 4th step: the intersection after completing chamfering carries out fillet process, the fillet of falling R5; 5th step: carry out surface finish to the product machined, makes its surface roughness get to Ra3.2; 6th step: stress process is carried out to the product completed; 7th step: product is tested and warehouse-in.
Preferably, in the 7th 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 rod of the present invention, by the cutting profile of laser cutting machine, the processing of milling machine finish-milling, chamfer machining, fillet processing, surface finish, stress process, meet production requirement, improve precision, the intensity of the connecting rod produced, make it meet the requirements, reduction in the numbers of seconds, reduces 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 rod 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 rod of the present invention as shown in Figure 1, embodiment one: the first step: cut material with laser cutting machine, tentatively cuts out the profile of product, long 315mm, wide 65mm, and thick 25mm, tentatively determines product design; Second step: carry out further fine finishining to the product of well cutting with milling machine, is refined to long 307.8mm by size according to drawing requirement, wide 59.9mm, thick 19.9mm, precision products appearance and size; 3rd step: chamfer machining is carried out to the corner of material, chamfer dimesion is 17.5mmX45 °, carries out the processing of chamfering as requested; 4th step: the intersection after completing chamfering carries out fillet process, the fillet of falling R5, carries out fillet processing as requested; 5th step: carry out surface finish to the product machined, makes its surface roughness get to Ra3.2, reaches the roughness of drawing requirement; 6th step: carry out stress process to the product completed, eliminates the stress that product is unnecessary; 7th 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.
Embodiment two: the first step: cut material with laser cutting machine, tentatively cuts out the profile of product, long 315mm, wide 65mm, and thick 25mm, tentatively determines product design; Second step: carry out further fine finishining to the product of well cutting with milling machine, is refined to long 308mm by size according to drawing requirement, wide 60mm, thick 20mm, precision products appearance and size; 3rd step: chamfer machining is carried out to the corner of material, chamfer dimesion is 17.5mmX45 °, carries out the processing of chamfering as requested; 4th step: the intersection after completing chamfering carries out fillet process, the fillet of falling R5, carries out fillet processing as requested; 5th step: carry out surface finish to the product machined, makes its surface roughness get to Ra3.2, reaches the roughness of drawing requirement; 6th step: carry out stress process to the product completed, eliminates the stress that product is unnecessary; 7th 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.。
Embodiment three: the first step: cut material with laser cutting machine, tentatively cuts out the profile of product, long 315mm, wide 65mm, and thick 25mm, tentatively determines product design; Second step: carry out further fine finishining to the product of well cutting with milling machine, is refined to long 308.2mm by size according to drawing requirement, wide 60.1mm, thick 20.1mm, precision products appearance and size; 3rd step: chamfer machining is carried out to the corner of material, chamfer dimesion is 17.5mmX45 °, carries out the processing of chamfering as requested; 4th step: the intersection after completing chamfering carries out fillet process, the fillet of falling R5, carries out fillet processing as requested; 5th step: carry out surface finish to the product machined, makes its surface roughness get to Ra3.2, reaches the roughness of drawing requirement; 6th step: carry out stress process to the product completed, eliminates the stress that product is unnecessary; 7th 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 rod of the present invention, by the cutting profile of laser cutting machine, the processing of milling machine finish-milling, chamfer machining, fillet processing, surface finish, stress process, meet production requirement, improve precision, the intensity of the connecting rod produced, make it meet the requirements, reduction in the numbers of seconds, reduces 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 rod, is characterized in that: the first step: cut material with laser cutting machine, the profile of product is tentatively cut out, long 315mm, wide 65mm, thick 25mm; Second step: carry out further fine finishining to the product of well cutting with milling machine, is refined to long 308 ± 0.2mm, wide 60 ± 0.1mm, thick 20 ± 0.1mm by size according to drawing requirement; 3rd step: chamfer machining is carried out to the corner of material, chamfer dimesion is 17.5mmX45 °; 4th step: the intersection after completing chamfering carries out fillet process, the fillet of falling R5; 5th step: carry out surface finish to the product machined, makes its surface roughness get to Ra3.2; 6th step: stress process is carried out to the product completed; 7th step: product is tested and warehouse-in.
2. the processing technology of a kind of connecting rod as claimed in claim 1, is characterized in that: in the 7th 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 |
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CN201410679439.1A CN104384863A (en) | 2014-11-24 | 2014-11-24 | Machining technology of connecting rod |
Applications Claiming Priority (1)
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CN201410679439.1A CN104384863A (en) | 2014-11-24 | 2014-11-24 | Machining technology of connecting rod |
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CN104384863A true CN104384863A (en) | 2015-03-04 |
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CN201410679439.1A Pending CN104384863A (en) | 2014-11-24 | 2014-11-24 | Machining technology of connecting rod |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110856353A (en) * | 2019-11-27 | 2020-02-28 | 江油星联电子科技有限公司 | Manufacturing method of aluminum substrate |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61103687A (en) * | 1984-10-24 | 1986-05-22 | Suzuki Motor Co Ltd | Production of connecting rod |
EP2233400A1 (en) * | 2009-03-25 | 2010-09-29 | OPM S.p.A. | Packaging process and plant |
CN103495847A (en) * | 2013-10-16 | 2014-01-08 | 青岛肯拉铎机械有限公司 | Connecting rod machining technique |
CN103552185A (en) * | 2013-10-25 | 2014-02-05 | 昆山精创模具有限公司 | Tungsten steel push rod and machining method thereof |
CN103862236A (en) * | 2014-03-07 | 2014-06-18 | 苏州捷德瑞精密机械有限公司 | Processing method of mechanical parts |
-
2014
- 2014-11-24 CN CN201410679439.1A patent/CN104384863A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61103687A (en) * | 1984-10-24 | 1986-05-22 | Suzuki Motor Co Ltd | Production of connecting rod |
EP2233400A1 (en) * | 2009-03-25 | 2010-09-29 | OPM S.p.A. | Packaging process and plant |
CN103495847A (en) * | 2013-10-16 | 2014-01-08 | 青岛肯拉铎机械有限公司 | Connecting rod machining technique |
CN103552185A (en) * | 2013-10-25 | 2014-02-05 | 昆山精创模具有限公司 | Tungsten steel push rod and machining method thereof |
CN103862236A (en) * | 2014-03-07 | 2014-06-18 | 苏州捷德瑞精密机械有限公司 | Processing method of mechanical parts |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110856353A (en) * | 2019-11-27 | 2020-02-28 | 江油星联电子科技有限公司 | Manufacturing method of aluminum substrate |
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Application publication date: 20150304 |