CN102489950A - Machining process of automotive front suspension combination bracket assembly - Google Patents
Machining process of automotive front suspension combination bracket assembly Download PDFInfo
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- CN102489950A CN102489950A CN2011103916815A CN201110391681A CN102489950A CN 102489950 A CN102489950 A CN 102489950A CN 2011103916815 A CN2011103916815 A CN 2011103916815A CN 201110391681 A CN201110391681 A CN 201110391681A CN 102489950 A CN102489950 A CN 102489950A
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- front overhang
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Abstract
The invention relates to the technical field of automotive part machining processes and in particular relates to a machining process of an automotive front suspension combination bracket assembly. The machining process comprises the following steps: (1) milling each lower boss surface, drilling each hole and chamfer and tapping; (2) milling the end face of a plate spring pin hole; (3) milling installation surfaces of bending beams; (4) milling the surrounding surfaces and drilling each hole and chamfer; (5) reaming a platform; (6) assembling the front suspension combination bracket assembly; (7) machining the boss surfaces and boring a turning shaft bracket hole; and (8) cleaning and typing. The machining process has the following beneficial effects: the procedures are arranged reasonably; positioning and clamping layouts are reasonable; workpieces are convenient to position and clamp; the precision requirements of the workpieces can be ensured; and the machining efficiency is high.
Description
Technical field
The present invention relates to auto parts technology field, specifically is a kind of processing technology of front overhang sectional shelf-unit assembly.
Background technology
At present, existing heavy motor truck vehicle frame front overhang part is made up of a plurality of parts, and its complex structure, intensity are little, in use are easy to generate torsional deformation, even phenomenon of rupture occurs, and cause the very big fault of automobile.Transform successfully a kind of novel front overhang sectional shelf-unit, the structure of front overhang part has been simplified in its application, has alleviated complete vehicle weight, has improved front overhang intensity and rigidity partly at present.In order to make front overhang sectional shelf-unit assembly in process, reach required precision, need to formulate the special processing technology of a cover, also there is not such technology at present.
Summary of the invention
The object of the invention is exactly the problem that exists for the solution prior art, and has designed a kind of processing technology of front overhang sectional shelf-unit assembly, improves the machining accuracy and the working (machining) efficiency of bracket assembly.
Technical scheme of the present invention is: a kind of processing technology of front overhang sectional shelf-unit assembly, and said bracket assembly includes rack body, and what body was provided with that several connect outer assembly installs and fixes hole and locating hole, and said processing technology may further comprise the steps:
(1) mill each lower convex platform face of bracket assembly, bore prebored hole, the ream chamfering of longeron fixing hole, leaf spring pin shaft hole, leaf spring frame fixing hole and macropore, and the silk hole tapping that will get out;
(2) mill the end face of leaf spring pin shaft hole;
(3) mill the end face of camber beam fixing hole;
(4) mill around each face, bore below the longeron fixing hole, linear speed clip fixing hole, small rack fixing hole, cover plate installing hole, camber beam fixing hole and mill chamfering, will the hole tapping of corresponding silk;
(5) on the ream platform, bore anti-ream cast beam fixing hole, tubule fixing hole;
(6) front overhang sectional shelf-unit assembly assembling;
(7) process epirelief table top, boring trip shaft bracket holes, cut with positive and negative rose reamer and repair chamfering;
(8) cleaning typewriting.
In the said step (1) workpiece with on the left side a bit, on the big plane 3 and the inboard thick datum level 2 carry out coarse positioning; Other establishes an adjustable support is the aiding support location; Use the manual clamping tool clamping work pieces of chute-type pressing plate again, process then.
3. the processing technology of front overhang sectional shelf-unit assembly according to claim 2 is characterized in that: workpiece all steps up the location with lower convex platform face, leaf spring pin shaft hole and longeron fixing hole of having processed with workpiece in said step (2), (3).
Workpiece all steps up the location with lower convex platform face and two longeron fixing holes at a distance of longer distance of having processed in said step (4), (5), (7).
Beneficial effect of the present invention is: technical process of the present invention is compared with existing technology, and procedure arrangement is reasonable, and the mould design of use is easy; The location clamps rationally distributed, is convenient to workpiece location and clamping, has overcome the not high problem of machining accuracy; Working (machining) efficiency is high; Make enterprise increase certain market competitiveness, compared with prior art, have certain progress and practicality.
Description of drawings:
Fig. 1 looks sketch map for overall structure master of the present invention;
Fig. 2 is the schematic top plan view of Fig. 1;
Fig. 3 is the elevational schematic view of Fig. 1;
Fig. 4 looks sketch map for the left side of Fig. 1;
Fig. 5 looks sketch map for the right side of Fig. 1.
Wherein: 1, lower convex platform face, 2, the epirelief table top, 3, little hanger plane, 4, the left side, 5, the leaf spring pin shaft hole; 6, inboard thick datum level, 7, top wire hole, 8, big plane, 9, the longeron fixing hole, 10, macropore; 11, leaf spring frame fixing hole, 12, linear speed clip fixing hole, 13, the small rack fixing hole, 14, the cover plate installing hole; 15, camber beam fixing hole, 16, fixing hole below the longeron, 17, little table top, 18, cast beam fixing hole; 19, tubule fixing hole, 20, the small boss face, 21, the trip shaft bracket holes.
The specific embodiment:
In order to understand the present invention better, come illustrated in detail embodiment of the present invention below in conjunction with accompanying drawing.
Specific embodiment: like Fig. 1,2,3,4, shown in 5, a kind of processing technology of front overhang sectional shelf-unit assembly, said processing technology may further comprise the steps:
(1) with on the left side 4 of bracket assembly a bit with big plane 8 on 3 and inboard thick datum level 6 on 2 carry out coarse positioning; Other establishes an adjustable support is the aiding support location; With the manual clamping tool clamping work pieces of chute-type pressing plate, on the NEXUS410B vertical machining centre, process.With φ 63 face cutters, mill lower convex platform face 1; With weldering sword slotting cutter, mill the end face of little hanger plane 3 and top wire hole 7; Select the prebored hole of alloy bit brill longeron fixing hole 9, leaf spring pin shaft hole 5, leaf spring frame fixing hole 11 and the macropore 10 of different size respectively for use; With alloy heavy boring cutter boring macropore 10; With chamfering counterbit chamfering, use the machine tap tapping.
(2) lower convex platform face 1, leaf spring pin shaft hole 5 and longeron fixing hole 9 location to have processed clamp with the manual clamping tool of chute-type pressing plate, on the X6232 vertical knee-type milling machine, process, and with φ 50 bastard vertebra handle slotting cutters, mill the end face of leaf spring pin shaft hole 5;
(3) lower convex platform face 1, leaf spring pin shaft hole 5 and longeron fixing hole 9 location to have processed; Clamp with the manual clamping tool of chute-type pressing plate; On the B1-400P horizontal milling machine, process,, mill the end face of camber beam fixing hole 15 with the indexable side and face milling cutter of φ 300;
(4) with longeron fixing hole 9 location of the lower convex platform face processed 1, two longer distances, manually clamping tool clamps, and on the KH80G horizontal Machining centers, processes; With φ 80 face cutters; Each large end face around the miller part with the R angle, left side that φ 20ABP milling cutter is mended the miller part, is selected fixing hole 16 below the alloy bit brill longeron of different size, linear speed clip fixing hole 12, small rack fixing hole 13, cover plate installing hole 14, camber beam fixing hole 15 etc. respectively for use; Use the counterbore spot facing; Mill little table top 17 with φ 32 face milling cutters,, use the machine tap tapping with chamfering counterbit chamfering;
(5) with longeron fixing hole 9 location of the lower convex platform face processed 1, two longer distances, manually clamping tool clamps, on Z3063 with the anti-ream cast of traditional method of indicating the pronunciation of a Chinese character end face counterbit beam fixing hole 18, tubule fixing hole 19;
(6) front overhang sectional shelf-unit assembly assembling: clear up each part, spring washer, bolt and cover plate be assembled on the front overhang sectional shelf-unit with board separator, torque spanner etc.;
(7) with longeron fixing hole 9 location of the lower convex platform face processed 1, two longer distances, manually clamping tool clamps, each boss face, boring trip shaft bracket holes above the processing processing on the CMV-1050A vertical machining centre; With φ 63 face cutters, mill top each boss face, mill small boss face 20, ream platform with φ 32 side edge slotting cutters; Bore trip shaft bracket holes 21 with φ 32 high speed drills, with φ 40 heavy boring cutter boring trip shaft bracket holes 21, with φ 50 heavy boring cutter boring trip shaft bracket holes counterbores, with φ 50 reverse boring cutter boring trip shaft bracket holes another side counterbores, with positive and negative rose reamer chamfering.
(8) cleaning typewriting.
Claims (4)
1. the processing technology of a front overhang sectional shelf-unit assembly, said bracket assembly includes rack body, and what body was provided with that several connect outer assembly installs and fixes hole and locating hole, and it is characterized in that: said processing technology may further comprise the steps:
(1) mill each lower convex platform face of bracket assembly, bore prebored hole, the ream chamfering of longeron fixing hole, leaf spring pin shaft hole, leaf spring frame fixing hole and macropore, and the silk hole tapping that will get out;
(2) mill the end face of leaf spring pin shaft hole;
(3) mill the end face of camber beam fixing hole;
(4) mill around each face, bore below the longeron fixing hole, linear speed clip fixing hole, small rack fixing hole, cover plate installing hole, camber beam fixing hole and mill chamfering, will the hole tapping of corresponding silk;
(5) on the ream platform, bore anti-ream cast beam fixing hole, tubule fixing hole;
(6) front overhang sectional shelf-unit assembly assembling;
(7) process epirelief table top, boring trip shaft bracket holes, cut with positive and negative rose reamer and repair chamfering;
(8) cleaning typewriting.
2. the processing technology of front overhang sectional shelf-unit assembly according to claim 1; It is characterized in that: in the said step (1) workpiece with on the left side a bit, on the big plane 3 and the inboard thick datum level 2 carry out coarse positioning; Other establishes an adjustable support is the aiding support location; Use the manual clamping tool clamping work pieces of chute-type pressing plate again, process then.
3. the processing technology of front overhang sectional shelf-unit assembly according to claim 2 is characterized in that: workpiece all steps up the location with lower convex platform face, leaf spring pin shaft hole and longeron fixing hole of having processed with workpiece in said step (2), (3).
4. the processing technology of front overhang sectional shelf-unit assembly according to claim 3 is characterized in that: workpiece all steps up the location with lower convex platform face and two longeron fixing holes at a distance of longer distance of having processed in said step (4), (5), (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110391681 CN102489950B (en) | 2011-12-01 | 2011-12-01 | Machining process of automotive front suspension combination bracket assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110391681 CN102489950B (en) | 2011-12-01 | 2011-12-01 | Machining process of automotive front suspension combination bracket assembly |
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| Publication Number | Publication Date |
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| CN102489950A true CN102489950A (en) | 2012-06-13 |
| CN102489950B CN102489950B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110391681 Active CN102489950B (en) | 2011-12-01 | 2011-12-01 | Machining process of automotive front suspension combination bracket assembly |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103769805A (en) * | 2013-12-20 | 2014-05-07 | 柳州正菱集团有限公司 | Method for machining bearing support face of automobile intermediate shaft |
| CN107226126A (en) * | 2017-06-01 | 2017-10-03 | 贵州凯康源新能源机械科技有限公司 | Steering gear bracket processing method and steering gear bracket |
| CN108942104A (en) * | 2018-08-03 | 2018-12-07 | 中国重汽集团济南动力有限公司 | A kind of process for machining of heavy motor truck casting beam |
| CN112935707A (en) * | 2019-12-10 | 2021-06-11 | 中航贵州飞机有限责任公司 | Machining method for airplane support type parts |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10114208A (en) * | 1996-10-09 | 1998-05-06 | Mitsubishi Motors Corp | Air spring bracket structure |
| WO2004037570A1 (en) * | 2002-10-24 | 2004-05-06 | Hendrickson International Corporation | Shackle assembly |
| CN1775460A (en) * | 2005-12-12 | 2006-05-24 | 中国重型汽车集团有限公司 | Cargo-carrying truck integral front spring right front support working process |
| CN1775461A (en) * | 2005-12-12 | 2006-05-24 | 中国重型汽车集团有限公司 | Cargo-carrying truck integral front spring left front support working process |
| CN201132477Y (en) * | 2007-12-05 | 2008-10-15 | 东风汽车有限公司设备制造厂 | Connection axle tube type equalising-suspension for load-carrying vehicle |
-
2011
- 2011-12-01 CN CN 201110391681 patent/CN102489950B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10114208A (en) * | 1996-10-09 | 1998-05-06 | Mitsubishi Motors Corp | Air spring bracket structure |
| WO2004037570A1 (en) * | 2002-10-24 | 2004-05-06 | Hendrickson International Corporation | Shackle assembly |
| CN1775460A (en) * | 2005-12-12 | 2006-05-24 | 中国重型汽车集团有限公司 | Cargo-carrying truck integral front spring right front support working process |
| CN1775461A (en) * | 2005-12-12 | 2006-05-24 | 中国重型汽车集团有限公司 | Cargo-carrying truck integral front spring left front support working process |
| CN201132477Y (en) * | 2007-12-05 | 2008-10-15 | 东风汽车有限公司设备制造厂 | Connection axle tube type equalising-suspension for load-carrying vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103769805A (en) * | 2013-12-20 | 2014-05-07 | 柳州正菱集团有限公司 | Method for machining bearing support face of automobile intermediate shaft |
| CN107226126A (en) * | 2017-06-01 | 2017-10-03 | 贵州凯康源新能源机械科技有限公司 | Steering gear bracket processing method and steering gear bracket |
| CN108942104A (en) * | 2018-08-03 | 2018-12-07 | 中国重汽集团济南动力有限公司 | A kind of process for machining of heavy motor truck casting beam |
| CN112935707A (en) * | 2019-12-10 | 2021-06-11 | 中航贵州飞机有限责任公司 | Machining method for airplane support type parts |
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| Publication number | Publication date |
|---|---|
| CN102489950B (en) | 2013-11-06 |
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