CN105290735A - Machining method of steering machine switch support - Google Patents
Machining method of steering machine switch support Download PDFInfo
- Publication number
- CN105290735A CN105290735A CN201510801741.4A CN201510801741A CN105290735A CN 105290735 A CN105290735 A CN 105290735A CN 201510801741 A CN201510801741 A CN 201510801741A CN 105290735 A CN105290735 A CN 105290735A
- Authority
- CN
- China
- Prior art keywords
- slide
- tapping
- pilot hole
- switch bracket
- thread pilot
- 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.)
- Granted
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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
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Forging (AREA)
Abstract
The invention discloses a machining method of a steering machine switch support. The method comprises the following steps that a plate material is shorn into a strip material through a plate shearing machine; the strip material is blanked into the switch support through an 80-tonnage punch, and two M5 threaded bottom holes with the phi of 4.1 are included during forming; a special tool is used for clamping the switch support, and two faces of the threaded bottom holes with the phi of 4.1 are chamfered through a bench drilling machine; leveling is carried out through a 40-tonnage punch, and the parallel precision of the switch support is smaller than 0.10 mm; tapping of the two M5 threaded bottom holes with the phi of 4.1 is carried out through the bench drilling machine, and after tapping, burr removing and cleaning are carried out; and M5-6H precision go-no go fixed gauges are used for performing 100% detection. By means of the machining method of the steering machine switch support, the steps that blanking forming is carried out through the 80-tonnage punch, the special tool is used for performing clamping for chamfering, and the 40-tonnage punch is used for leveling are matched, and the machining method has the beneficial effects that cost is low and efficiency is high on the premise that the quality requirement is met.
Description
Technical field
The present invention relates to a kind of processing method of auto parts and components, especially a kind of processing cost be low, steering wheel switch bracket processing method that efficiency is high.
Background technology
Along with automobile industry development, domesticize more and more faster.On steering wheel column jecket, switch bracket processing is an important parts, and existing processing method cost is higher and working (machining) efficiency low, and its machining accuracy is not high.
Summary of the invention
In order to overcome above-mentioned existing technological deficiency, the object of the invention is: the steering wheel switch bracket processing method that a kind of processing cost is low, efficiency is high is provided.
In order to achieve the above object, the present invention is achieved through the following technical solutions: steering wheel switch bracket processing method, comprises the following steps:
Plate is cut into billot by a, plate shearing machine;
B, billot, by 80 tons of punch press blank-forming switch brackets, comprise ￠ 4.1 thread Pilot hole of two M5 during shaping;
C, utilize special tooling to clamp switch bracket, and fallen the angle in two faces of ￠ 4.1 thread Pilot hole by bench drill;
D, utilize the smoothing of 40 tons of punch presses, make the parallel accuracy of switch bracket be less than 0.10 millimeter;
E, utilize bench drill to the ￠ 4.1 thread Pilot hole tapping of two M5, deburring after tapping is also cleaned;
F, to detect with M5-6H precision drift, no-go gage 100%.
Described special tooling comprises base, slide, workpiece, alignment pin, press strip, bayonet lock and pressing plate, base is provided with chute, described slide coordinates with this slide, and described press strip is connected by screw on base, covers slide and chute cooperation place; Described slide upper end is offered and is equipped with dowel hole, and described alignment pin bottom is engaged in this dowel hole, and top is coordinated by flat key with workpiece 3 inside; Described pressing plate is pressed on workpiece, and is connected on slide by bayonet lock.
Described slide inside offers vertically runs through the chip area of slide for chip removal.
In described step e, during ￠ 4.1 thread Pilot hole tapping to M5, with the screw tap of rape oil lubrication drilling machine, slide has front and back, fine motion up and down relative to base, after tapping completes ￠ 4.1 thread Pilot hole, slip slide can move to the tapping needing another position, hole of tapping to carry out ￠ 4.1 thread Pilot hole fast, adopts kerosene cleaning after completing the ￠ 4.1 thread Pilot hole tapping of two M5.
Increase by 10 tons of hydraulic presses in steps d to flatten, make the depth of parallelism can be less than 0.04 millimeter.
The invention has the beneficial effects as follows: steering wheel switch bracket processing method of the present invention, the cooperation of the step such as chamfering, 40 tons of punch press smoothings is carried out by 80 tons of punch press blank-formings, special tooling clamping, meeting under quality requirement precondition, there is with low cost, that efficiency is high feature.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the special tooling of steering wheel switch bracket processing method of the present invention;
Fig. 2 is the another kind of structural representation of the special tooling of steering wheel switch bracket processing method of the present invention;
In figure, 1-base, 2-slide, 3-workpiece, 4-alignment pin, 5-press strip, 6-bayonet lock, 7-pressing plate.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1 and Figure 2, steering wheel switch bracket processing method of the present invention, comprises the following steps:
Plate is cut into billot by a, plate shearing machine;
B, billot, by 80 tons of punch press blank-forming switch brackets, comprise ￠ 4.1 thread Pilot hole of two M5 during shaping;
C, utilize special tooling to clamp switch bracket, and fallen the angle in two faces of ￠ 4.1 thread Pilot hole by bench drill;
D, utilize the smoothing of 40 tons of punch presses, make the parallel accuracy of switch bracket be less than 0.10 millimeter;
E, utilize bench drill to the ￠ 4.1 thread Pilot hole tapping of two M5, deburring after tapping is also cleaned;
F, to detect with M5-6H precision drift, no-go gage 100%.
It should be noted that, described drift refers to that D central diameter 4.490 millimeters of upper deviations are 0, lower deviation-0.009 millimeter; No-go gage refers to that D central diameter 4.614 millimeters of upper deviations are 0, lower deviation-0.018 millimeter.Steering wheel switch bracket processing method of the present invention, is carried out the cooperation of the step such as chamfering, 40 tons of punch press smoothings, is meeting under quality requirement precondition, having with low cost, that efficiency is high feature by 80 tons of punch press blank-formings, special tooling clamping.
Described special tooling comprises base 1, slide 2, workpiece 3, alignment pin 4, press strip 5, bayonet lock 6 and pressing plate 7, base 1 is provided with chute, described slide 2 coordinates with this slide, and described press strip 5 is connected by screw on base 1, covers slide 2 and chute cooperation place; Described slide 2 upper end is offered and is equipped with dowel hole, and described alignment pin 4 bottom is engaged in this dowel hole, and top is coordinated by flat key with workpiece 3 inside; Described pressing plate 7 is pressed on workpiece 3, and is connected on slide 2 by bayonet lock 6.It should be noted that, it is describe in order to aspect and illustrate that workpiece 3 is described in the middle of special tooling, and workpiece itself is not a part for special tooling, and namely workpiece 3 is the billot before processing, the switch bracket after processing.
As preferably, described slide 2 inside offers vertically runs through the chip area 8 of slide 2 for chip removal, and bits foam is rung off by chip area 8, and leave work top, a small amount of bits foam can brush, and improves Tapping Quality and precision.
As preferably, in described step e, during ￠ 4.1 thread Pilot hole tapping to M5, with the screw tap of rape oil lubrication drilling machine, slide 2 has front and back, fine motion up and down relative to base 1, after tapping completes ￠ 4.1 thread Pilot hole, slip slide 2 can move to the tapping needing another position, hole of tapping to carry out ￠ 4.1 thread Pilot hole fast, kerosene cleaning is adopted after completing the ￠ 4.1 thread Pilot hole tapping of two M5, not only clean up, and use is quite convenient, kerosene use can be dipped in by direct hairbrush.
As preferably, increase by 10 tons of hydraulic presses in steps d and flatten, make the depth of parallelism can be less than 0.04 millimeter, improve the precision of switch bracket.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. steering wheel switch bracket processing method, is characterized in that comprising the following steps:
Plate is cut into billot by a, plate shearing machine;
B, billot, by 80 tons of punch press blank-forming switch brackets, comprise ￠ 4.1 thread Pilot hole of two M5 during shaping;
C, utilize special tooling to clamp switch bracket, and fallen the angle in two faces of ￠ 4.1 thread Pilot hole by bench drill;
D, utilize the smoothing of 40 tons of punch presses, make the parallel accuracy of switch bracket be less than 0.10 millimeter;
E, utilize bench drill to the ￠ 4.1 thread Pilot hole tapping of two M5, deburring after tapping is also cleaned;
F, to detect with M5-6H precision drift, no-go gage 100%.
2. steering wheel switch bracket processing method according to claim 1, it is characterized in that: described special tooling comprises base (1), slide (2), workpiece (3), alignment pin (4), press strip (5), bayonet lock (6) and pressing plate (7), base (1) is provided with chute, described slide (2) coordinates with this slide, described press strip (5) is connected by screw on base (1), covers slide (2) and chute cooperation place; Described slide (2) upper end is offered and is equipped with dowel hole, and described alignment pin (4) bottom is engaged in this dowel hole, and top is coordinated by flat key with workpiece 3 inside; Described pressing plate (7) is pressed on workpiece (3), and is connected on slide (2) by bayonet lock (6).
3. steering wheel switch bracket processing method according to claim 2, is characterized in that: described slide (2) inside offers vertically runs through the chip area (8) of slide (2) for chip removal.
4. the steering wheel switch bracket processing method according to claim 1,2 or 3, it is characterized in that: in described step e, during ￠ 4.1 thread Pilot hole tapping to M5, with the screw tap of rape oil lubrication drilling machine, slide (2) has front and back, fine motion up and down relative to base (1), after tapping completes ￠ 4.1 thread Pilot hole, slip slide (2) can move to the tapping needing another position, hole of tapping to carry out ￠ 4.1 thread Pilot hole fast, adopts kerosene cleaning after completing the ￠ 4.1 thread Pilot hole tapping of two M5.
5. steering wheel switch bracket processing method according to claim 2, is characterized in that: increase by 10 tons of hydraulic presses in steps d and flatten, make the depth of parallelism can be less than 0.04 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510801741.4A CN105290735B (en) | 2015-11-19 | 2015-11-19 | Steering wheel switch bracket processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510801741.4A CN105290735B (en) | 2015-11-19 | 2015-11-19 | Steering wheel switch bracket processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105290735A true CN105290735A (en) | 2016-02-03 |
| CN105290735B CN105290735B (en) | 2018-07-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510801741.4A Active CN105290735B (en) | 2015-11-19 | 2015-11-19 | Steering wheel switch bracket processing method |
Country Status (1)
| Country | Link |
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| CN (1) | CN105290735B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160683A (en) * | 2021-12-03 | 2022-03-11 | 隆昌山川机械有限责任公司 | Direction machine switch bracket processing die and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4430878A (en) * | 1981-10-26 | 1984-02-14 | Union Special Corporation | Method for forming the stitch forming area of a sewing machine throat plate |
| WO2002034428A1 (en) * | 2000-10-26 | 2002-05-02 | Thyssenkrupp Automotive Ag | Method for producing flange plates and flange plates |
| CN101347894A (en) * | 2008-07-18 | 2009-01-21 | 唐兴洲 | Integral drawing technique of draught fan volute |
| CN101596865A (en) * | 2008-06-05 | 2009-12-09 | 上海德真工贸有限公司 | Technology for processing framework beam of automobile instrument panel |
| CN101691003A (en) * | 2009-10-20 | 2010-04-07 | 中国重汽集团济南动力有限公司 | Machining process of bent cross beams of heavy truck frames |
| CN102480104A (en) * | 2010-11-30 | 2012-05-30 | 上海四通电力设备（集团）有限公司 | Low voltage switch cabinet framework and section bar processing technology thereof |
| CN102773674A (en) * | 2012-08-11 | 2012-11-14 | 安徽省小小科技实业有限责任公司 | Hot forging, cold drawing composite molding process of bowl-shaped piece |
-
2015
- 2015-11-19 CN CN201510801741.4A patent/CN105290735B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4430878A (en) * | 1981-10-26 | 1984-02-14 | Union Special Corporation | Method for forming the stitch forming area of a sewing machine throat plate |
| WO2002034428A1 (en) * | 2000-10-26 | 2002-05-02 | Thyssenkrupp Automotive Ag | Method for producing flange plates and flange plates |
| CN101596865A (en) * | 2008-06-05 | 2009-12-09 | 上海德真工贸有限公司 | Technology for processing framework beam of automobile instrument panel |
| CN101347894A (en) * | 2008-07-18 | 2009-01-21 | 唐兴洲 | Integral drawing technique of draught fan volute |
| CN101691003A (en) * | 2009-10-20 | 2010-04-07 | 中国重汽集团济南动力有限公司 | Machining process of bent cross beams of heavy truck frames |
| CN102480104A (en) * | 2010-11-30 | 2012-05-30 | 上海四通电力设备（集团）有限公司 | Low voltage switch cabinet framework and section bar processing technology thereof |
| CN102773674A (en) * | 2012-08-11 | 2012-11-14 | 安徽省小小科技实业有限责任公司 | Hot forging, cold drawing composite molding process of bowl-shaped piece |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160683A (en) * | 2021-12-03 | 2022-03-11 | 隆昌山川机械有限责任公司 | Direction machine switch bracket processing die and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105290735B (en) | 2018-07-31 |
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Address after: Shanchuan Town, Longchang County, Neijiang City, Sichuan Province Patentee after: Longchang Shanchuan Machinery Co.,Ltd. Address before: Shanchuan Town, Longchang County, Neijiang City, Sichuan Province Patentee before: LONGCHANG SHANCHUAN PRECISION WELDED TUBE Co.,Ltd. |
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Address after: Shanchuan community, Jine street, Longchang City, Neijiang City, Sichuan Province Patentee after: Longchang Shanchuan Machinery Co.,Ltd. Address before: Shanchuan Town, Longchang County, Neijiang City, Sichuan Province Patentee before: Longchang Shanchuan Machinery Co.,Ltd. |
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