CN103990939A - Method for machining automobile transmission front body - Google Patents

Method for machining automobile transmission front body Download PDF

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Publication number
CN103990939A
CN103990939A CN201410150833.6A CN201410150833A CN103990939A CN 103990939 A CN103990939 A CN 103990939A CN 201410150833 A CN201410150833 A CN 201410150833A CN 103990939 A CN103990939 A CN 103990939A
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CN
China
Prior art keywords
hole
gauge
dimensioned
requirement
shell
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Granted
Application number
CN201410150833.6A
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Chinese (zh)
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CN103990939B (en
Inventor
黄智钢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shunda Mould Technology Co., Ltd
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Shunda Mould Factory Jingjiang City
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Priority to CN201410150833.6A priority Critical patent/CN103990939B/en
Publication of CN103990939A publication Critical patent/CN103990939A/en
Application granted granted Critical
Publication of CN103990939B publication Critical patent/CN103990939B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass

Abstract

The invention discloses a method for machining an automobile transmission front body. The method includes the following steps that firstly, an aluminum blank is cast; secondly, in a machining center, the rotating speed of a main shaft is selected to be 1000 rotations per minute, a special clamp is used for clamping a front transmission body shell straightly, a bottom face is milled, drilling and reaming are performed, and boring is performed; thirdly, in the machining center, the rotating speed of the main shaft is selected to be 1500 rotations per minute, the special clamp is used for clamping the front transmission body shell straightly, a plane is milled, and drilling is performed; fourthly, in the machining center, the rotating speed of the main shaft is selected to be 1500 rotations per minute, the special clamp is used for clamping the front transmission body shell straightly, an end face is milled, and drilling is performed; fifthly, in the machining center, the rotating speed of the main shaft is selected to be 1500 rotations per minute, the special clamp is used for clamping the front transmission box body shell, the end face is milled, drilling is performed, and tapping is performed; sixthly, on a tapping machine, tapping is conducted to machine a threaded hole; seventhly, products are checked and put into a storage according to a product drawing. According to the method for machining the automobile transmission front body, machining is convenient, the quality of the products and production efficiency are improved, and production cost is reduced.

Description

The processing method of casing before a kind of automobile gearbox
Technical field
The present invention relates to the processing method of auto parts machinery, refer more particularly to the processing method of the front casing of a kind of automobile gearbox.
Background technology
Before automobile gearbox, casing is one of vitals of automobile gearbox, and before automobile gearbox, the dimensional tolerance precision of casing, form and position tolerance precision are to having a great impact in interchangeability, assembly performance and service life.Casing easy fracture before the automobile gearbox that existing processing method is produced, seriously jeopardizes traffic safety, and Hui Gei enterprise and society bring very large loss, and monthly before automobile gearbox, the compensation of casing value is larger, and production cost is higher.Before automobile gearbox, the fracture of casing has become problem demanding prompt solution in industry.
Summary of the invention:
The object of this invention is to provide a kind of easy to processly, can improve product quality and production efficiency, the processing method of casing before the automobile gearbox reducing production costs.
The object of the present invention is achieved like this: the processing method of casing before a kind of automobile gearbox, is characterized in that: comprise the following steps:
1), aluminium rough-cast;
2), work in-process in the heart, selecting the speed of mainshaft is 1000 revs/min, with the just front cabinet shell of special fixture folder, milling bottom surface, brill, fraising B, boring: hole A, hole E, hole C, hole D, bore: the bottom outlet of blind hole B, screwed hole A, each dimensioned is to drawing requirement, with slide measure, depth gauge rule, dull and stereotyped clearance gauge, inside meter, go-no go gauge check;
3), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with special fixture folder just before cabinet shell, milling: plane A, plane B, plane C, bore: blind hole A, screwed hole B bottom outlet, each dimensioned is to drawing requirement, with slide measure, depth gauge rule, go-no go gauge check;
4), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with special fixture folder just before cabinet shell, milling: end face A, auger shell pit E bottom outlet, tapping thread mill drilling E, each dimensioned is to drawing requirement, with screw gauge, three-dimensional check;
5), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with special fixture folder just before cabinet shell, milling: end face B, auger shell pit C and screwed hole D bottom outlet, tapping thread mill drilling C and screwed hole D, each dimensioned is to drawing requirement, with screw gauge, three-dimensional check;
6), on tapping machine, tapping thread mill drilling A, screwed hole B, each dimensioned, to drawing requirement, is checked with screw gauge;
7), press product drawing check warehouse-in.
The present invention is easy to process, has improved product quality and production efficiency, has reduced production cost.
Accompanying drawing explanation:
Fig. 1 is the front view in the front body structure schematic diagram of automobile gearbox in the present invention;
Fig. 2 is the left view in the front body structure schematic diagram of automobile gearbox in the present invention;
Fig. 3 is the rearview in the front body structure schematic diagram of automobile gearbox in the present invention;
Fig. 4 is A1-A1 cutaway view in Fig. 1;
Fig. 5 is A2-A2 cutaway view in Fig. 1;
Fig. 6 is A3-A3 cutaway view in Fig. 1;
Fig. 7 is A4-A4 cutaway view in Fig. 1;
Fig. 8 is B1-B1 cutaway view in Fig. 3;
Fig. 9 is B2-B2 cutaway view in Fig. 3;
Figure 10 is B3-B3 cutaway view in Fig. 3;
Figure 11 is B4-B4 cutaway view in Fig. 3;
Figure 12 be in Fig. 1 S to view;
Figure 13 is T-T cutaway view in Figure 12;
Figure 14 be in Fig. 1 R to view;
In figure: 1, end face A, 2, screwed hole A, 3, blind hole A, 4, plane A, 5, screwed hole B, 6, plane B, 7, plane C, 8, end face B, 9, bottom surface, 10, blind hole B, 11, hole A, 12, hole B, 14, hole C, 16, hole D, 17, hole E, 18, screwed hole C, 19, screwed hole D, 20, screwed hole E.
The specific embodiment:
Below in conjunction with accompanying drawing, the present invention is further illustrated:
With reference to accompanying drawing,, the processing method of casing before a kind of automobile gearbox, 1), aluminium rough-cast it is characterized in that: comprise the following steps:; 2), work in-process in the heart, selecting the speed of mainshaft is 1000 revs/min, with the just front cabinet shell of special fixture folder, milling bottom surface 9, brill, fraising B12, boring: hole A11, hole E17, hole C14, hole D16, bore: the bottom outlet of blind hole B10, screwed hole A2, each dimensioned is to drawing requirement, with slide measure, depth gauge rule, dull and stereotyped clearance gauge, inside meter, go-no go gauge check; 3), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with special fixture folder just before cabinet shell, milling: plane A4, plane B6, plane C7, bore: blind hole A3, screwed hole B5 bottom outlet, each dimensioned is to drawing requirement, with slide measure, depth gauge rule, go-no go gauge check; 4), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with special fixture folder just before cabinet shell, milling: end face A1, auger shell pit E20 bottom outlet, tapping thread mill drilling E20, each dimensioned is to drawing requirement, with screw gauge, three-dimensional check; 5), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with the just front cabinet shell of special fixture folder, milling: end face B8, auger shell pit C18 and screwed hole D19 bottom outlet, tapping thread mill drilling C18 and screwed hole D19, each dimensioned is to drawing requirement, with screw gauge, three-dimensional check; 6), on tapping machine, tapping thread mill drilling A2, screwed hole B5, each dimensioned, to drawing requirement, is checked with screw gauge; 7), press product drawing check warehouse-in.

Claims (1)

1. a processing method for casing before automobile gearbox, is characterized in that: comprise the following steps:
1), aluminium rough-cast;
2), work in-process in the heart, selecting the speed of mainshaft is 1000 revs/min, with the just front cabinet shell of special fixture folder, milling bottom surface (9), bore, fraising B(12), boring: hole A(11), hole E(17), hole C(14), hole D(16), bore: blind hole B(10), screwed hole A(2) bottom outlet, each dimensioned is to drawing requirement, with slide measure, depth gauge rule, dull and stereotyped clearance gauge, inside meter, go-no go gauge check;
3), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with the just front cabinet shell of special fixture folder, milling: plane A(4), plane B(6), plane C(7), bore: blind hole A(3), screwed hole B(5) bottom outlet, each dimensioned is to drawing requirement, with slide measure, depth gauge rule, go-no go gauge check;
4), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with special fixture folder just before cabinet shell, milling: end face A(1), auger shell pit E(20) bottom outlet, tapping thread mill drilling E(20), each dimensioned is to drawing requirement, with screw gauge, three-dimensional check;
5), work in-process in the heart, selecting the speed of mainshaft is 1500 revs/min, with the just front cabinet shell of special fixture folder, milling: end face B(8), auger shell pit C(18) and screwed hole D(19) bottom outlet, tapping thread mill drilling C(18) and screwed hole D(19), each dimensioned is to drawing requirement, with screw gauge, three-dimensional check;
6), on tapping machine, tapping thread mill drilling A(2), screwed hole B(5), each dimensioned, to drawing requirement, is checked with screw gauge;
7), press product drawing check warehouse-in.
CN201410150833.6A 2014-04-16 2014-04-16 The processing method of casing before a kind of automobile gearbox Active CN103990939B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410150833.6A CN103990939B (en) 2014-04-16 2014-04-16 The processing method of casing before a kind of automobile gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410150833.6A CN103990939B (en) 2014-04-16 2014-04-16 The processing method of casing before a kind of automobile gearbox

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CN103990939A true CN103990939A (en) 2014-08-20
CN103990939B CN103990939B (en) 2016-06-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002107A (en) * 2014-06-12 2014-08-27 靖江市顺达模具厂 Machining method of agricultural vehicle speed changing box front box body

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1931512A (en) * 2006-10-09 2007-03-21 无锡压缩机股份有限公司 Making process of gear box casing for centrifugal compressor
JP2008168405A (en) * 2007-01-12 2008-07-24 Honda Motor Co Ltd Assembly method of gear device and phase alignment tool
CN101941136A (en) * 2010-08-02 2011-01-12 陆如辉 Process for processing and manufacturing box of automobile water cooling generator
CN102601581A (en) * 2012-01-21 2012-07-25 陈相贤 Gearbox of agricultural tillage and scarification equipment and method for manufacturing gearbox
CN103244654A (en) * 2013-03-25 2013-08-14 杭州发达齿轮箱集团有限公司 High-power double-reduction-ratio marine gearbox body and processing method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1931512A (en) * 2006-10-09 2007-03-21 无锡压缩机股份有限公司 Making process of gear box casing for centrifugal compressor
JP2008168405A (en) * 2007-01-12 2008-07-24 Honda Motor Co Ltd Assembly method of gear device and phase alignment tool
CN101941136A (en) * 2010-08-02 2011-01-12 陆如辉 Process for processing and manufacturing box of automobile water cooling generator
CN102601581A (en) * 2012-01-21 2012-07-25 陈相贤 Gearbox of agricultural tillage and scarification equipment and method for manufacturing gearbox
CN103244654A (en) * 2013-03-25 2013-08-14 杭州发达齿轮箱集团有限公司 High-power double-reduction-ratio marine gearbox body and processing method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
曹宝军: "变速器箱体数控加工工艺设计及质量控制分析", 《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002107A (en) * 2014-06-12 2014-08-27 靖江市顺达模具厂 Machining method of agricultural vehicle speed changing box front box body

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Effective date of registration: 20200107

Address after: No. 188, Xingang Avenue, Jingjiang City, Taizhou City, Jiangsu Province

Patentee after: Shunda Mould Technology Co., Ltd

Address before: 214500, No. 1, New Century Avenue, Xingang Industrial Park, Jingjiang, Jiangsu, Taizhou

Patentee before: Shunda mould factory, Jingjiang City