CN104493434A - Pull rod machining technology - Google Patents
Pull rod machining technology Download PDFInfo
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- CN104493434A CN104493434A CN201410680110.7A CN201410680110A CN104493434A CN 104493434 A CN104493434 A CN 104493434A CN 201410680110 A CN201410680110 A CN 201410680110A CN 104493434 A CN104493434 A CN 104493434A
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- milling
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- milling machine
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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
Abstract
The invention discloses a pull rod machining technology. The pull rod machining technology includes the steps of 1, cutting materials by a laser cutting machine to form an L-shaped product outline preliminarily according to the drawing size; 2, subjecting the cut product to positioning and machining by a milling machine; 3, using the milling machine for hole milling; 4, further machining the materials by the milling machine; 5, using the milling machine for milling an elongated slot in the surface in which an R20 circular arc is positioned; 6, using the milling machine for side face hole milling; 7, subjecting the materials to linear cutting; 8, subjecting the materials to finish milling, namely, finish machining according to drawing requirements on the size and shape; 9, rounding off the materials according to drawing requirements; 10, subjecting a machined product to surface polishing; 11, product inspection and warehousing. The pull rod machining technology has the advantages that production requirements are met, precision and strength of the produced pull rod are improved to meet the requirements, defective percentage is decreased and production cost is lowered.
Description
Technical field
The present invention relates to a kind of processing technology of pull bar, belong to Machining Technology field.
Background technology
Existing a variety of method is manufactured with to pull bar, but all there are this some problems, such as pull bar insufficient strength, the hole precision of pull bar is inadequate, pull bar global shape is undesirable, and such pull bar can not be met the need of market, and is unfavorable for carrying out smoothly of production, therefore in order to better enable pull bar 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 pull bar that is of the required size.
Technical solution of the present invention is achieved in that a kind of processing technology of pull bar, the first step: cut material with laser cutting machine, the profile of product is tentatively cut out according to drawing size, in L-type, and long 185mm, wide 95mm, thick 23mm; Second step: position processing with the product of milling machine to well cutting, at distance product bottom 21.5mm, 22.5mm place, side carries out beating circular hole, and diameter is φ 25+0.2 0mm; 3rd step: use milling machine hole milling, with the circular hole upper end of φ 25+0.2 0mm, the circular hole of φ 10+0.18 0mm is bored at middle spacing 60 ± 0.2mm place; 4th step: process further material with milling machine, the material at the centre-to-centre spacing 143.5mm place with φ 25+0.2 0mm circular hole is processed, the circular arc of upper and lower two end surfaces milling R20, length 20mm; 5th step: carry out the rectangular groove of milling with milling machine with surface, R20 circular arc place, groove width 7 ± 0.2mm, length 20mm; 6th step: with the circular hole side hole milling of milling machine at φ 25+0.2 0mm, Circularhole diameter φ 6+0.15 0mm, the degree of depth is 54mm; 7th step: carry out Linear cut to material, carries out linear cutter at material upper side center, cutting width 7 ± 0.2mm, degree of depth 38.5mm; 8th step: carry out finish-milling to material, carries out fine finishining by material according to drawing requirement size and shape, and length finish-milling is to 182.5mm, and width finish-milling is to 92.5mm, and thickness finish-milling is to 20mm; 9th step: carry out rounding to material, carries out rounding according to drawing requirement, respectively fall R11, R22.5, R4, R2 fillet; Tenth step: carry out surface finish to the product machined, makes its surface roughness get to Ra6.3; 11 step: product is tested and warehouse-in.
Preferably, in the 11 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 pull bar of the present invention, by the cutting profile of laser cutting machine, milling machine hole milling and processing, linear cutter, to material finish-milling, surface finish, quality testing, meet production requirement, improve precision, the intensity of the pull bar 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 pull bar 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 pull bar of the present invention as shown in Figure 1, embodiment one: the first step: material is cut with laser cutting machine, the profile of product is tentatively cut out according to drawing size, in L-type, long 185mm, wide 95mm, thick 23mm, tentatively determine the shape of product; Second step: position processing with the product of milling machine to well cutting, at distance product bottom 21.5mm, 22.5mm place, side carries out beating circular hole, and diameter is φ 25mm, positions processing according to drawing requirement; 3rd step: use milling machine hole milling, with the circular hole upper end of φ 25mm, the circular hole of φ 10mm is bored at middle spacing 59.8mm place, according to drawing according to processing; 4th step: process further material with milling machine, the material at the centre-to-centre spacing 143.5mm place with φ 25mm circular hole is processed, the circular arc of upper and lower two end surfaces milling R20, and length 20mm, carries out shaping to product according to drawing; 5th step: carry out the rectangular groove of milling with milling machine with surface, R20 circular arc place, groove width 6.8mm, length 20mm, carry out groove milling as requested; 6th step: with the circular hole side hole milling of milling machine at φ 25mm, Circularhole diameter φ 6mm, the degree of depth is 54mm, carries out other groove milling as requested; 7th step: carry out Linear cut to material, carries out linear cutter at material upper side center, cutting width 6.8mm, degree of depth 38.5mm, carries out linear cutter as requested; 8th step: carry out finish-milling to material, carries out fine finishining by material according to drawing requirement size and shape, and length finish-milling is to 182.5mm, and width finish-milling is to 92.5mm, and thickness finish-milling, to 20mm, carries out fine finishining to reach drawing requirement to product; 9th step: carry out rounding to material, carries out rounding according to drawing requirement, respectively fall R11, R22.5, R4, R2 fillet, product is carried out to the correction of profile; Tenth step: carry out surface finish to the product machined, makes its surface roughness get to Ra6.3; 11 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 according to drawing size, and in L-type, long 185mm, wide 95mm, thick 23mm, tentatively determine the shape of product; Second step: position processing with the product of milling machine to well cutting, at distance product bottom 21.5mm, 22.5mm place, side carries out beating circular hole, and diameter is φ 25mm, positions processing according to drawing requirement; 3rd step: use milling machine hole milling, with the circular hole upper end of φ 25mm, the circular hole of φ 10mm is bored at middle spacing 60mm place, according to drawing according to processing; 4th step: process further material with milling machine, the material at the centre-to-centre spacing 143.5mm place with φ 25mm circular hole is processed, the circular arc of upper and lower two end surfaces milling R20, and length 20mm, carries out shaping to product according to drawing; 5th step: carry out the rectangular groove of milling with milling machine with surface, R20 circular arc place, groove width 7mm, length 20mm, carry out groove milling as requested; 6th step: with the circular hole side hole milling of milling machine at φ 25mm, Circularhole diameter φ 6mm, the degree of depth is 54mm, carries out other groove milling as requested; 7th step: carry out Linear cut to material, carries out linear cutter at material upper side center, cutting width 6.8mm, degree of depth 38.5mm, carries out linear cutter as requested; 8th step: carry out finish-milling to material, carries out fine finishining by material according to drawing requirement size and shape, and length finish-milling is to 182.5mm, and width finish-milling is to 92.5mm, and thickness finish-milling, to 20mm, carries out fine finishining to reach drawing requirement to product; 9th step: carry out rounding to material, carries out rounding according to drawing requirement, respectively fall R11, R22.5, R4, R2 fillet, product is carried out to the correction of profile; Tenth step: carry out surface finish to the product machined, makes its surface roughness get to Ra6.3; 11 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 according to drawing size, and in L-type, long 185mm, wide 95mm, thick 23mm, tentatively determine the shape of product; Second step: position processing with the product of milling machine to well cutting, at distance product bottom 21.5mm, 22.5mm place, side carries out beating circular hole, and diameter is φ 25.2mm, positions processing according to drawing requirement; 3rd step: use milling machine hole milling, with the circular hole upper end of φ 25.2mm, the circular hole of φ 10.18mm is bored at middle spacing 60.2mm place, according to drawing according to processing; 4th step: process further material with milling machine, the material at the centre-to-centre spacing 143.5mm place with φ 25.2mm circular hole is processed, the circular arc of upper and lower two end surfaces milling R20, and length 20mm, carries out shaping to product according to drawing; 5th step: carry out the rectangular groove of milling with milling machine with surface, R20 circular arc place, groove width 7 ± 0.2mm, length 20mm, carry out groove milling as requested; 6th step: with the circular hole side hole milling of milling machine at φ 25.2mm, Circularhole diameter φ 6.15mm, the degree of depth is 54mm, carries out other groove milling as requested; 7th step: carry out Linear cut to material, carries out linear cutter at material upper side center, cutting width 7.2mm, degree of depth 38.5mm, carries out linear cutter as requested; 8th step: carry out finish-milling to material, carries out fine finishining by material according to drawing requirement size and shape, and length finish-milling is to 182.5mm, and width finish-milling is to 92.5mm, and thickness finish-milling, to 20mm, carries out fine finishining to reach drawing requirement to product; 9th step: carry out rounding to material, carries out rounding according to drawing requirement, respectively fall R11, R22.5, R4, R2 fillet, product is carried out to the correction of profile; Tenth step: carry out surface finish to the product machined, makes its surface roughness get to Ra6.3; 11 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 pull bar of the present invention, by the cutting profile of laser cutting machine, milling machine hole milling and processing, linear cutter, to material finish-milling, surface finish, quality testing, meet production requirement, improve precision, the intensity of the pull bar 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 pull bar, is characterized in that: the first step: cut material with laser cutting machine, the profile of product is tentatively cut out according to drawing size, in L-type, and long 185mm, wide 95mm, thick 23mm; Second step: position processing with the product of milling machine to well cutting, at distance product bottom 21.5mm, 22.5mm place, side carries out beating circular hole, and diameter is φ 25+0.2 0mm; 3rd step: use milling machine hole milling, with the circular hole upper end of φ 25+0.2 0mm, the circular hole of φ 10+0.18 0mm is bored at middle spacing 60 ± 0.2mm place; 4th step: process further material with milling machine, the material at the centre-to-centre spacing 143.5mm place with φ 25+0.2 0mm circular hole is processed, the circular arc of upper and lower two end surfaces milling R20, length 20mm; 5th step: carry out the rectangular groove of milling with milling machine with surface, R20 circular arc place, groove width 7 ± 0.2mm, length 20mm; 6th step: with the circular hole side hole milling of milling machine at φ 25+0.2 0mm, Circularhole diameter φ 6+0.15 0mm, the degree of depth is 54mm; 7th step: carry out Linear cut to material, carries out linear cutter at material upper side center, cutting width 7 ± 0.2mm, degree of depth 38.5mm; 8th step: carry out finish-milling to material, carries out fine finishining by material according to drawing requirement size and shape, and length finish-milling is to 182.5mm, and width finish-milling is to 92.5mm, and thickness finish-milling is to 20mm; 9th step: carry out rounding to material, carries out rounding according to drawing requirement, respectively fall R11, R22.5, R4, R2 fillet; Tenth step: carry out surface finish to the product machined, makes its surface roughness get to Ra6.3; 11 step: product is tested and warehouse-in.
2. the processing technology of a kind of pull bar as claimed in claim 1, is characterized in that: in the 11 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 |
|---|---|---|---|
| CN201410680110.7A CN104493434A (en) | 2014-11-24 | 2014-11-24 | Pull rod machining technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410680110.7A CN104493434A (en) | 2014-11-24 | 2014-11-24 | Pull rod machining technology |
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| Publication Number | Publication Date |
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| CN104493434A true CN104493434A (en) | 2015-04-08 |
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| CN201410680110.7A Pending CN104493434A (en) | 2014-11-24 | 2014-11-24 | Pull rod machining technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104827147A (en) * | 2015-05-29 | 2015-08-12 | 东莞豪顺家具有限公司 | Machining technology for punching display screen backboard |
| CN111289321A (en) * | 2020-02-27 | 2020-06-16 | 北京首钢股份有限公司 | Preparation process of sheet metal tensile sample |
-
2014
- 2014-11-24 CN CN201410680110.7A patent/CN104493434A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| HTTP://WENKU.BAIDU.COM/VIEW/F91A648471FE910EF12DF87C.HTML?FROM=S: "《百度文库》", 21 June 2012 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104827147A (en) * | 2015-05-29 | 2015-08-12 | 东莞豪顺家具有限公司 | Machining technology for punching display screen backboard |
| CN111289321A (en) * | 2020-02-27 | 2020-06-16 | 北京首钢股份有限公司 | Preparation process of sheet metal tensile sample |
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Application publication date: 20150408 |