CN110193703A - A kind of high-precision processing method of connecting shaft - Google Patents
A kind of high-precision processing method of connecting shaft Download PDFInfo
- Publication number
- CN110193703A CN110193703A CN201910530892.9A CN201910530892A CN110193703A CN 110193703 A CN110193703 A CN 110193703A CN 201910530892 A CN201910530892 A CN 201910530892A CN 110193703 A CN110193703 A CN 110193703A
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- connecting shaft
- processing method
- hole
- precision processing
- turning
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- 238000003672 processing method Methods 0.000 title claims abstract description 20
- 239000003607 modifier Substances 0.000 claims abstract description 11
- 238000010079 rubber tapping Methods 0.000 claims abstract description 7
- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
A kind of high-precision processing method of connecting shaft, it is related to a kind of connecting shaft processing method.The problem of present invention solves existing connecting shaft processing method there are the coaxial low precision of connecting hole, influences the service life and operating accuracy of component.Step 1: axis blank clamping will be connected on horizontal lathe, turning connecting shaft outer circle, centre bore and both ends of the surface；Step 2: carrying out modifier treatment to the connecting shaft after turning in step 1；Step 3: by the connecting shaft clamping after modifier treatment in step 2 on horizontal lathe, smart car connecting shaft outer circle, smart car connecting shaft both ends of the surface；Using the central through hole of positive turning cutting tool processing connecting shaft, connecting shaft right end inner hole is processed, guarantee connecting shaft right end diameter of bore is φ 40mm；Under same clamping station, connecting shaft left end inner hole is processed using anti-turning cutting tool, guarantee connecting shaft left end diameter of bore is φ 40mm；Step 4: pincers worker bores tapping female bore in the left and right end face of connecting shaft.The present invention is for processing connecting shaft.
Description
Technical field
The present invention relates to a kind of high-precision processing methods of connecting shaft.
Background technique
Connecting shaft is a connecting component of welding equipment, and 40 hole φ of left and right ends is connecting hole, and connecting shaft design is wanted
Concentricity 0.02mm is sought, using one end finishing working drawing, centering circle end face is then turned over, finishes another side opening again, the processing
After mode is processed, the coaxial low precision of the connecting hole at both ends influences the service life and operating accuracy of component.
To sum up, using the existing coaxial low precision of connecting shaft processing method connecting hole, the service life and work of component are influenced
Make precision.
Summary of the invention
The present invention is that there are the coaxial low precisions of connecting hole for the existing connecting shaft processing method of solution, and influence component uses the longevity
The problem of life and operating accuracy, and then provide a kind of high-precision processing method of connecting shaft.
The technical solution adopted by the present invention to solve the above technical problem is:
A kind of high-precision processing method of connecting shaft is realized according to following steps:
Step 1: lathe turning:
Axis blank clamping will be connected on horizontal lathe, turning connecting shaft outer circle, centre bore and both ends of the surface, outer circle, center
Through-hole and the equal single side of both ends of the surface high-volume 3mm；
Step 2: modifier treatment:
Modifier treatment is carried out to the connecting shaft after turning in step 1；
Step 3: smart car connecting shaft:
By the connecting shaft clamping after modifier treatment in step 2 on horizontal lathe, smart car connecting shaft outer circle, smart car connection
Axis both ends of the surface；
Using the central through hole of positive turning cutting tool processing connecting shaft, connecting shaft right end inner hole is processed, guarantees connecting shaft right end
Diameter of bore is φ 40mm；
Under same clamping station, connecting shaft left end inner hole is processed using anti-turning cutting tool, guarantees connecting shaft left end inner hole
Diameter is φ 40mm；
Step 4: boring tapping female bore:
Pincers worker bores tapping female bore in the left and right end face of connecting shaft, along the circumferential direction uniformly processes four on every end face of connecting shaft
A threaded hole, each sharp edge is blunt, printing figure number mark.
In one embodiment, connecting shaft is heat-treated to HRC31-35 in step 2.
In one embodiment, the concentricity of connecting shaft right end inner hole and connecting shaft left end inner hole reaches in step 3
Within 0.02mm.
In one embodiment, the size of threaded hole is M8 in step 4.
In one embodiment, guarantee that connecting shaft outside diameter is φ 80mm in step 3.
In one embodiment, guarantee that connection shaft length is 100mm in step 3.
In one embodiment, the diameter for guaranteeing central through hole in step 3 is φ 30mm.
Compared with the prior art, the invention has the following beneficial effects:
The high-precision processing method of connecting shaft of the invention successively uses positive turning, anti-turning under same clamping station
Tool sharpening connecting shaft both ends inner hole, has been effectively ensured the coaxial precision of connecting shaft both ends inner hole, and the concentricity of both ends inner hole reaches
To within 0.02mm, the machining accuracy of connection shaft member is greatly improved, so that the service life of connection shaft member is extended,
The service life of connection shaft member improves 30% or more.
Detailed description of the invention
Fig. 1 is right using positive turning cutting tool processing connecting shaft in the high-precision process steps three of connecting shaft of the invention
Hold inner hole schematic diagram；
Fig. 2 is left using anti-turning cutting tool processing connecting shaft in the high-precision process steps three of connecting shaft of the invention
Hold inner hole schematic diagram；
Fig. 3 is the main sectional view of connecting shaft of the invention；
Fig. 4 is the left view of Fig. 3.
Specific embodiment
Specific embodiment 1: as shown in figures 1-4, the high-precision processing method of connecting shaft described in present embodiment be by
Following steps realize:
Step 1: lathe turning:
Axis blank clamping will be connected on horizontal lathe, turning connecting shaft outer circle, centre bore and both ends of the surface, outer circle, center
Through-hole and the equal single side of both ends of the surface high-volume 3mm；
Step 2: modifier treatment:
Modifier treatment is carried out to the connecting shaft after turning in step 1；
Step 3: smart car connecting shaft:
By the connecting shaft clamping after modifier treatment in step 2 on horizontal lathe, smart car connecting shaft outer circle, smart car connection
Axis both ends of the surface；
Using the central through hole of positive turning cutting tool processing connecting shaft, connecting shaft right end inner hole is processed, guarantees connecting shaft right end
Diameter of bore is φ 40mm；
Under same clamping station, connecting shaft left end inner hole is processed using anti-turning cutting tool, guarantees connecting shaft left end inner hole
Diameter is φ 40mm；
Step 4: boring tapping female bore:
Pincers worker bores tapping female bore in the left and right end face of connecting shaft, along the circumferential direction uniformly processes four on every end face of connecting shaft
A threaded hole, each sharp edge is blunt, printing figure number mark.
Specific embodiment 2: connecting shaft is heat-treated to HRC31-35 in present embodiment step 2.So operation is adjusted
Matter processing can make the performance of connecting shaft, and the material of connecting shaft is significantly adjusted, intensity, plasticity and toughness all compared with
It is good, there is good comprehensive mechanical performance；Workpiece hardness can be increased, the service life of couple-extended shaft guarantees that connecting shaft makes
With indeformable in the process.
Other compositions and connection relationship are same as the specific embodiment one.
Specific embodiment 3: in present embodiment step 3 connecting shaft right end inner hole and connecting shaft left end inner hole it is coaxial
Degree reaches within 0.02mm.The machining accuracy of connection shaft member is greatly improved, to extend connection axle portion in so operation
The service life of part.
Other compositions and connection relationship are the same as one or two specific embodiments.
Specific embodiment 4: the size of threaded hole is M8 in present embodiment step 4.Connecting shaft is convenient in so operation
Connection.
Other compositions and connection relationship are the same as the specific implementation mode 3.
Specific embodiment 5: guaranteeing that connecting shaft outside diameter is φ 80mm in present embodiment step 3.So operation,
Connecting shaft outer circle can be made to reach required precision.
Other compositions and connection relationship are the same as the specific implementation mode 1,2 or 4.
Specific embodiment 6: guaranteeing that connection shaft length is 100mm in present embodiment step 3.So operation, can be with
So that the length of connecting shaft reaches required precision.
Other compositions and connection relationship are identical as specific embodiment five.
Specific embodiment 7: guaranteeing that the diameter of central through hole is φ 30mm in present embodiment step 3.So operation,
The central through hole of connecting shaft can be made to reach required precision.
Other compositions and connection relationship and specific embodiment one, two, four or six are identical.
Claims (7)
1. a kind of high-precision processing method of connecting shaft, it is characterised in that the high-precision processing method of the connecting shaft be according to
What lower step was realized:
Step 1: lathe turning:
Axis blank clamping will be connected on horizontal lathe, turning connecting shaft outer circle, centre bore and both ends of the surface, outer circle, central through hole
With the equal single side of both ends of the surface high-volume 3mm；
Step 2: modifier treatment:
Modifier treatment is carried out to the connecting shaft after turning in step 1；
Step 3: smart car connecting shaft:
By the connecting shaft clamping after modifier treatment in step 2 on horizontal lathe, smart car connecting shaft outer circle, smart car connecting shaft two
End face；
Using the central through hole of positive turning cutting tool processing connecting shaft, connecting shaft right end inner hole is processed, guarantees connecting shaft right end inner hole
Diameter is φ 40mm；
Under same clamping station, connecting shaft left end inner hole is processed using anti-turning cutting tool, guarantees connecting shaft left end diameter of bore
For φ 40mm；
Step 4: boring tapping female bore:
Pincers worker bores tapping female bore in the left and right end face of connecting shaft, along the circumferential direction uniformly processes four spiral shells on every end face of connecting shaft
Pit, each sharp edge is blunt, printing figure number mark.
2. the high-precision processing method of connecting shaft according to claim 1, it is characterised in that by connecting shaft heat in step 2
It handles to HRC31-35.
3. the high-precision processing method of connecting shaft according to claim 1 or 2, it is characterised in that connecting shaft is right in step 3
The concentricity of end inner hole and connecting shaft left end inner hole reaches within 0.02mm.
4. the high-precision processing method of connecting shaft according to claim 3, it is characterised in that the ruler of threaded hole in step 4
Very little is M8.
5. the high-precision processing method of connecting shaft according to claim 1,2 or 4, it is characterised in that guarantee to connect in step 3
Spindle outside diameter is φ 80mm.
6. the high-precision processing method of connecting shaft according to claim 5, it is characterised in that guarantee connecting shaft in step 3
Length is 100mm.
7. according to claim 1, the high-precision processing method of connecting shaft described in 2,4 or 6, it is characterised in that guarantee in step 3
The diameter of central through hole is φ 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910530892.9A CN110193703A (en) | 2019-06-19 | 2019-06-19 | A kind of high-precision processing method of connecting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910530892.9A CN110193703A (en) | 2019-06-19 | 2019-06-19 | A kind of high-precision processing method of connecting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110193703A true CN110193703A (en) | 2019-09-03 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910530892.9A Withdrawn CN110193703A (en) | 2019-06-19 | 2019-06-19 | A kind of high-precision processing method of connecting shaft |
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| Country | Link |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002239847A (en) * | 2001-02-16 | 2002-08-28 | Seiko Epson Corp | Method for processing a part forming tool and a part forming tool manufactured using the method |
| DE10346075A1 (en) * | 2003-10-04 | 2005-04-21 | Bosch Gmbh Robert | Method of machining a guide section of inner bore in a nozzle body of fuel injection valve, involves making an inner bore by drilling or turning, with grinding pin being fed into a section of inner bore |
| CN102179677A (en) * | 2011-05-27 | 2011-09-14 | 大连滨城活塞制造有限公司 | Processing process of piston cylinder sleeve |
| CN102371468A (en) * | 2010-08-08 | 2012-03-14 | 朱国萍 | Process for machining thin-wall air cylinder sleeve |
| CN102588426A (en) * | 2012-03-20 | 2012-07-18 | 中冶南方工程技术有限公司 | Cold-rolling flying shear synchronous connection shaft device and manufacture method |
| CN103659158A (en) * | 2013-12-05 | 2014-03-26 | 重庆跃进机械厂有限公司 | Method for machining ultrathin wall sleeve parts |
| CN103692152A (en) * | 2013-09-17 | 2014-04-02 | 马鞍山市益华液压机具有限公司 | Manufacturing method for withdrawing sleeve |
| CN106312484A (en) * | 2016-11-17 | 2017-01-11 | 陕西高华知本化工科技有限公司 | Double drive ring machining method |
| CN106694963A (en) * | 2017-01-24 | 2017-05-24 | 威海伯特利萨克迪汽车安全系统有限公司 | Stepped boring and drilling compound cutter and boring and drilling processing technology thereof |
| CN109048238A (en) * | 2018-07-06 | 2018-12-21 | 哈尔滨汽轮机厂有限责任公司 | A processing method for a connecting shaft of a lifting tool |
| CN109175905A (en) * | 2018-09-30 | 2019-01-11 | 成都飞机工业（集团）有限责任公司 | A kind of bilateral stepped hole part single side clamping method for drilling |
-
2019
- 2019-06-19 CN CN201910530892.9A patent/CN110193703A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002239847A (en) * | 2001-02-16 | 2002-08-28 | Seiko Epson Corp | Method for processing a part forming tool and a part forming tool manufactured using the method |
| DE10346075A1 (en) * | 2003-10-04 | 2005-04-21 | Bosch Gmbh Robert | Method of machining a guide section of inner bore in a nozzle body of fuel injection valve, involves making an inner bore by drilling or turning, with grinding pin being fed into a section of inner bore |
| CN102371468A (en) * | 2010-08-08 | 2012-03-14 | 朱国萍 | Process for machining thin-wall air cylinder sleeve |
| CN102179677A (en) * | 2011-05-27 | 2011-09-14 | 大连滨城活塞制造有限公司 | Processing process of piston cylinder sleeve |
| CN102588426A (en) * | 2012-03-20 | 2012-07-18 | 中冶南方工程技术有限公司 | Cold-rolling flying shear synchronous connection shaft device and manufacture method |
| CN103692152A (en) * | 2013-09-17 | 2014-04-02 | 马鞍山市益华液压机具有限公司 | Manufacturing method for withdrawing sleeve |
| CN103659158A (en) * | 2013-12-05 | 2014-03-26 | 重庆跃进机械厂有限公司 | Method for machining ultrathin wall sleeve parts |
| CN106312484A (en) * | 2016-11-17 | 2017-01-11 | 陕西高华知本化工科技有限公司 | Double drive ring machining method |
| CN106694963A (en) * | 2017-01-24 | 2017-05-24 | 威海伯特利萨克迪汽车安全系统有限公司 | Stepped boring and drilling compound cutter and boring and drilling processing technology thereof |
| CN109048238A (en) * | 2018-07-06 | 2018-12-21 | 哈尔滨汽轮机厂有限责任公司 | A processing method for a connecting shaft of a lifting tool |
| CN109175905A (en) * | 2018-09-30 | 2019-01-11 | 成都飞机工业（集团）有限责任公司 | A kind of bilateral stepped hole part single side clamping method for drilling |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190903 |