CN101549458B - Processing Technology of Cast Beam of Automobile Chassis - Google Patents

Processing Technology of Cast Beam of Automobile Chassis Download PDF

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CN101549458B
CN101549458B CN2009100151299A CN200910015129A CN101549458B CN 101549458 B CN101549458 B CN 101549458B CN 2009100151299 A CN2009100151299 A CN 2009100151299A CN 200910015129 A CN200910015129 A CN 200910015129A CN 101549458 B CN101549458 B CN 101549458B
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hole
plane
press plate
clamping tool
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CN101549458A (en
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李锦玲
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China National Heavy Duty Truck Group Jinan Power Co Ltd
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Abstract

本发明涉及一种汽车底盘铸造横梁的加工工艺，包括以下步骤：1)铣下底面；2)铣上平面；3)铣两侧面；4)钻下面孔；5)钻上面孔；6)钻两侧面孔；7)镗两侧斜面孔；8)铣一侧内凸台斜面；9)铣另一侧内凸台斜面；10)钻内凸台斜面丝底孔；11)攻斜面丝孔；12)反锪下底面孔台面；13)反锪上平面孔台面；14)反锪两侧面孔台面。本发明工艺过程的各工序安排合理，便于工件定位和夹紧，能够保证工件的精度要求，加工效率高。

Figure 200910015129

The invention relates to a processing technology for cast beams of automobile chassis, which comprises the following steps: 1) milling the bottom surface; 2) milling the upper plane; 3) milling both sides; 4) drilling the lower hole; 5) drilling the upper hole; 6) drilling 7) Boring inclined holes on both sides; 8) Milling the inclined surface of the inner boss on one side; 9) Milling the inclined surface of the inner boss on the other side; 10) Drilling the bottom hole on the inclined surface of the inner boss; 11) Tapping the inclined surface hole ; 12) countersinking the bottom surface of the table; 13) countersinking the upper surface of the table; 14) countersinking both sides of the table. The arrangement of each working procedure in the technical process of the invention is reasonable, which is convenient for workpiece positioning and clamping, can ensure the precision requirement of the workpiece, and has high processing efficiency.

Figure 200910015129

Description

汽车底盘铸造横梁的加工工艺 Processing Technology of Cast Beam of Automobile Chassis

技术领域technical field

本发明涉及一种横梁的加工工艺，尤其是一种汽车底盘铸造横梁的加工工艺。The invention relates to a processing technology of a beam, in particular to a processing technology of a cast beam of an automobile chassis.

背景技术Background technique

铸造横梁是汽车底盘的一个主要产品件。为了使铸造横梁在加工过程中达到所需的精度，需要制定一套专门的加工工艺，目前还没有这样的工艺。Cast beams are a major product part of automotive chassis. In order to achieve the required precision in the machining of cast beams, it is necessary to develop a special machining process, which does not currently exist.

发明内容Contents of the invention

本发明的目的是为克服上述现有技术的不足，提供一种效率高、能够保证设计精度要求的汽车底盘铸造横梁的加工工艺。The object of the present invention is to overcome the shortcomings of the above-mentioned prior art, and provide a processing technology for casting beams of automobile chassis with high efficiency and capable of ensuring the design accuracy requirements.

为实现上述目的，本发明采用下述技术方案：To achieve the above object, the present invention adopts the following technical solutions:

一种汽车底盘铸造横梁的加工工艺，包括以下步骤：A processing technology for casting a beam of an automobile chassis, comprising the following steps:

1)铣下底面，以上平面和左侧面为粗定位，以移动压板工具夹紧，在X2010A龙门铣床上加工，用φ350三面刃盘铣刀刀具，铣下底面；1) Milling the bottom surface, the upper plane and the left side are used for rough positioning, clamped by the movable platen tool, processed on the X2010A gantry milling machine, and the bottom surface is milled with a φ350 three-sided edge disc milling cutter;

2)铣上平面，以下底面定位，以移动压板式工具夹紧，在X2010A龙门铣床上加工，用φ32三面刃盘铣刀刀具，铣上平面；2) Mill the upper plane, position the lower bottom, and clamp it with a movable platen tool. Process it on an X2010A gantry milling machine, and use a φ32 three-sided disc milling cutter to mill the upper plane;

3)铣两侧面，以下底面和内椭圆端面为定位，以移动压板式螺旋夹紧工具夹紧，在W2-1258C端面铣床上加工，用φ100套式面铣刀刀具，铣左侧面和右侧面；3) Milling both sides, the bottom surface and the inner ellipse end surface are positioned, clamped by a movable platen type screw clamping tool, and processed on a W 2 -1258C end face milling machine, using a φ100 sleeve type face milling cutter to mill the left side and right side;

4)钻下面孔，以右侧面和内椭圆凸台面定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，分别钻下端面孔6-φ4、下连接孔16-φ5和下面通孔8-φ6；钻扩定位孔；4) Drill the lower hole, position it on the right side and the inner elliptical convex table, and clamp it with a moving platen type screw clamping tool. Process it on a Z5030 radial drilling machine, and drill the lower end hole 6-φ4 and the lower connecting hole 16-φ5 respectively. And the through hole 8-φ6 below; drill and expand the positioning hole;

5)钻上面孔，以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，钻上连接孔12-φ1，上平面孔16-φ21；5) Drill the upper hole, locate the lower bottom surface with the positioning hole, and clamp it with a moving platen type screw clamping tool. Process it on a Z5030 radial drilling machine, drill the connecting hole 12-φ1, and the upper plane hole 16-φ21;

6)钻两侧面孔，以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，钻两侧面孔10-φ7；6) Drill the holes on both sides, locate the bottom surface and the positioning hole, and clamp it with a moving platen type screw clamping tool, process it on a Z5030 radial drilling machine, and drill 10-φ7 holes on both sides;

7)镗两侧斜面孔，以下底面和定位孔定位，以移动压板式夹紧工具夹紧，在T68卧式镗床上加工，镗两侧斜面孔4-φ3；7) Boring inclined holes on both sides, positioning the bottom surface and positioning holes, clamping with a movable clamping tool, processing on a T68 horizontal boring machine, boring inclined holes on both sides 4-φ3;

8)铣一侧内凸台斜面，以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在X6232铣床上加工，用加长φ70棒铣刀刀具，铣一侧凸台斜面；8) Mill the inclined surface of the inner boss on one side, position the lower bottom surface with the positioning hole, clamp it with a movable pressure plate type screw clamping tool, process it on an X6232 milling machine, and use an extended φ70 rod milling cutter to mill the inclined surface of the boss on one side;

9)铣另一侧内凸台斜面，以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在X6232铣床上加工，用加长φ70棒铣刀刀具，铣另一侧凸台斜面；9) Mill the inclined surface of the inner boss on the other side, position the bottom surface and the positioning hole, clamp it with a moving platen type screw clamping tool, process it on an X6232 milling machine, and use an extended φ70 rod milling cutter to mill the inclined surface of the boss on the other side ;

10)钻内凸台斜面丝底孔，以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，钻两侧凸台斜面丝底孔；10) Drill the bottom hole of the inclined surface of the inner boss, locate the bottom surface and the positioning hole, clamp it with a moving platen type screw clamping tool, process it on a Z5030 radial drilling machine, and drill the bottom holes of the inclined surface of the boss on both sides;

11)攻斜面丝孔，以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，攻两侧凸台斜面丝孔；11) Tapping the inclined-plane thread hole, positioning the bottom surface and the positioning hole, clamping with the moving platen type screw clamping tool, processing on the Z5030 radial drilling machine, tapping the inclined-plane thread holes of the bosses on both sides;

12)反锪下底面孔台面，以下底面和上连接孔2-φ1对角孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，用反锪刀刀具锪平下端面孔8-φ4内锪台；锪平下连接孔16-φ5内锪台；12) Countersink the lower bottom surface hole table, locate the lower bottom surface and the upper connecting hole 2-φ1 diagonal hole, clamp it with a movable pressure plate type screw clamping tool, process it on a Z5030 radial drilling machine, and use a countersink tool to countersink the lower end Face 8-φ4 inner spot facing; spot facing lower connection hole 16-φ5 inner spot facing;

13)反锪上平面孔台面；以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，用反锪刀刀具锪平上连接孔12-φ1内锪台；13) Countersinking the upper plane hole table; the lower bottom surface and the positioning hole are positioned, clamped with a moving platen type screw clamping tool, processed on a Z5030 radial drilling machine, and the upper connection hole 12-φ1 is countersinked with a countersinking tool tower;

14)反锪两侧面孔台面，以下底面和定位孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，用反锪刀刀具锪平两侧面孔10-φ7内锪台。14) Countersinking the table tops on both sides, positioning the bottom surface and the positioning hole, clamping with a movable clamping screw clamping tool, processing on a Z5030 radial drilling machine, and using a countersinking tool to countersink both sides of the hole 10-φ7 inner countersink tower.

本发明工艺过程的各工序均在各普通机床上加工，投资少，增效快。主要靠工装来保证产品的要求，工艺安排合理，便于工件定位和夹紧，能够保证工件的精度要求，加工效率高。Each procedure of the technological process of the present invention is all processed on common machine tools, with less investment and quick efficiency increase. Mainly rely on the tooling to ensure the product requirements, the process arrangement is reasonable, it is convenient for workpiece positioning and clamping, the accuracy requirements of the workpiece can be guaranteed, and the processing efficiency is high.

附图说明Description of drawings

图1是采用本发明制造的铸造横梁结构主视图；Fig. 1 is the front view of the cast beam structure manufactured by the present invention;

图2是图1的俯视图；Fig. 2 is the top view of Fig. 1;

图3是图1中A-A剖视图；Fig. 3 is A-A sectional view among Fig. 1;

图4是图1中B-B剖视图；Fig. 4 is B-B sectional view among Fig. 1;

图5是图4中E-E剖视图；Fig. 5 is E-E sectional view among Fig. 4;

其中1、下底面，2、上平面，3、左侧面，4、上连接孔12-φ1，5、上平面孔16-φ2，6、上连接孔12-φ1内锪台，7、右侧面，8、两侧斜面孔4-φ3，9、下端面孔6-φ4，10、下连接孔16-φ5，11、下面通孔8-φ6，12、内椭圆凸台面，13、内椭圆端面，14、下连接孔16-φ5内锪台，15、下端面孔8-φ4内锪台，16、两侧面孔10-φ7，17、两侧面10-φ7内锪台，18、一侧凸台斜面；19、一侧凸台斜面丝孔4-M，20、另一侧凸台斜面，21、另一侧凸台斜面丝孔4-M，22、定位孔。1. Lower bottom surface, 2. Upper plane, 3. Left side, 4. Upper connection hole 12-φ1, 5. Upper plane hole 16-φ2, 6. Upper connection hole 12-φ1 inner countersink, 7. Right Side, 8, both sides inclined hole 4-φ3, 9, lower end face hole 6-φ4, 10, lower connection hole 16-φ5, 11, lower through hole 8-φ6, 12, inner oval convex table surface, 13, inner oval End face, 14, lower connection hole 16-φ5 inner spot facing, 15, lower end face hole 8-φ4 inner spot facing, 16, two side faces 10-φ7, 17, both sides 10-φ7 inner spot facing, 18, one side convex Platform inclined surface; 19, one side boss inclined surface thread hole 4-M, 20, the other side boss inclined surface, 21, the other side boss inclined surface thread hole 4-M, 22, positioning hole.

具体实施方式Detailed ways

下面结合附图和实施例对本发明进一步说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

如图1-5给出了铸造横梁的结构示意图。其加工工艺过程为：Figure 1-5 shows the schematic diagram of the cast beam. Its processing process is:

1)以上平面2和左侧面3为粗定位，以移动压板工具夹紧，在X2010A龙门铣床上加工，用φ350三面刃盘铣刀刀具，铣下底面1(参见图1)；1) The above plane 2 and the left side 3 are used for rough positioning, clamped with a moving platen tool, and processed on an X2010A gantry milling machine, using a φ350 three-sided edge disc milling cutter to mill the bottom surface 1 (see Figure 1);

2)以下底面1定位，以移动压板式工具夹紧，在X2010A龙门铣床上加工，用φ32三面刃盘铣刀刀具，铣上平面2(参见图1)；2) Position the bottom surface 1 below, clamp it with a movable platen tool, process it on an X2010A gantry milling machine, and use a φ32 three-sided blade disc milling cutter to mill the upper surface 2 (see Figure 1);

3)以下底面1和内椭圆端面13为定位，以移动压板式螺旋夹紧工具夹紧，在W2-1258C端面铣床上加工，用φ100套式面铣刀刀具，铣左侧面3和右侧面7(参见图2)；图2中有工装；3) The lower bottom surface 1 and the inner ellipse end surface 13 are positioned, clamped by a moving platen type screw clamping tool, processed on a W 2 -1258C end face milling machine, and the left side 3 and the right side are milled with a φ100 sleeve type face milling cutter. Side 7 (referring to Fig. 2); Frock is arranged among Fig. 2;

(4)以右侧面7和内椭圆凸台面12定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，分别钻下端面孔6-φ49，下连接孔16-φ510，下面通孔8-φ611；钻扩定位孔22(参见图3)；(有工装)；(4) Locate with the right side 7 and the inner elliptical convex table surface 12, and clamp with a movable platen type screw clamping tool, and process it on a Z5030 radial drilling machine, respectively drill the lower end face hole 6-φ49, and the lower connection hole 16-φ510, Through hole 8-φ611 below; Drill and expand positioning hole 22 (see Figure 3); (with tooling);

5)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，分别钻上连接孔12-φ14和上平面孔16-φ25(参见图2)；(有工装)；5) Locate the lower bottom surface 1 and the positioning hole 22, clamp it with a movable clamping screw clamping tool, process it on a Z5030 radial drilling machine, and drill the connection hole 12-φ14 and the upper plane hole 16-φ25 respectively (see Figure 2) ;(with tooling);

6)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，钻两侧面孔10-φ716；(参见图4)；(有工装)；6) The bottom surface 1 and the positioning hole 22 are positioned, clamped with a moving platen type screw clamping tool, processed on a Z5030 radial drilling machine, and drilled on both sides of the hole 10-φ716; (see Figure 4); (with tooling);

7)以下底面1和定位孔22定位，以移动压板式夹紧工具夹紧，在T68卧式镗床上加工，镗两侧斜面孔4-φ38；(参见图4)；7) Position the bottom surface 1 and the positioning hole 22 below, clamp with a movable clamping tool, process on a T68 horizontal boring machine, and bore inclined holes 4-φ38 on both sides; (see Figure 4);

8)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在X6232铣床上加工，用加长φ70棒铣刀刀具，铣一侧凸台斜面18(参见图5)；(有工装)；8) Locate the bottom surface 1 and the positioning hole 22, and clamp it with a moving platen type screw clamping tool, process it on an X6232 milling machine, and use an extended φ70 rod milling cutter to mill the beveled surface 18 of the boss on one side (see Figure 5); ( with tooling);

9)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在X6232铣床上加工，用加长φ70棒铣刀刀具，铣另一侧凸台斜面20(参见图5)；(有工装)；9) Locate the bottom surface 1 and the positioning hole 22, and clamp it with a moving platen type screw clamping tool, process it on an X6232 milling machine, and use an extended φ70 rod milling cutter to mill the inclined surface 20 of the boss on the other side (see Figure 5); (with tooling);

10)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，钻两侧凸台斜面丝底孔19、21(参见图5)；(有工装)；10) Locate the bottom surface 1 and the positioning hole 22 below, clamp with a movable platen type screw clamping tool, process it on a Z5030 radial drilling machine, and drill the bottom holes 19 and 21 on the sloped surface of the boss on both sides (see Figure 5); (with tooling);

11)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，攻两侧凸台斜面丝孔19、21(参见图5)；(有工装)；11) Locate the bottom surface 1 and the positioning hole 22 below, clamp with a moving platen type screw clamping tool, process it on a Z5030 radial drilling machine, and tap the thread holes 19 and 21 on the inclined plane of the bosses on both sides (see Figure 5); (with tooling );

12)以上平面2和上连接孔2-φ14对角孔定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，用反锪刀刀具锪平下端面孔8-φ4内锪台15；锪平下连接孔16-φ5内锪台14；(参见图3)；(有工装)；12) The above plane 2 and the upper connecting hole 2-φ14 are positioned diagonally, clamped with a moving platen type screw clamping tool, processed on a Z5030 radial drilling machine, and the lower end face is spot-faced with a countersink tool 8-φ4 Platform 15; Spot facing lower connection hole 16-φ5 inner spot facing platform 14; (referring to Fig. 3); (tooling is arranged);

13)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，用反锪刀刀具锪平上连接孔12-φ1内锪台6(参见图2)；(有工装)13) Position the lower bottom surface 1 and the positioning hole 22, clamp it with a movable clamping screw clamping tool, process it on a Z5030 radial drilling machine, and use a reverse countersink tool to countersink the upper connecting hole 12-φ1 inner countersink 6 (see Figure 2); (with tooling)

14)以下底面1和定位孔22定位，以移动压板式螺旋夹紧工具夹紧，在Z5030摇臂钻床上加工，用反锪刀刀具锪平两侧面孔10-φ7内锪台17(参见图4)；(有工装)。14) Position the bottom surface 1 and the positioning hole 22 below, clamp with a movable clamping screw clamping tool, process it on a Z5030 radial drilling machine, and use a reverse countersink tool to countersink both sides of the surface 10-φ7 inner countersink 17 (see Fig. 4); (with tooling).

Claims (1)

1. the processing technology of a casting beam of automobile chassis is characterized in that: may further comprise the steps:
1) mill bottom surface, above plane and left surface are coarse positioning, with the moving press plate tool holder, process on the X2010A planer-type milling machine, with 350 3 sword dishes of φ milling cutter tool, mill bottom surface;
2) mill the plane,,, on the X2010A planer-type milling machine, process,, mill the plane with 32 3 sword dishes of φ milling cutter tool with moving press plate formula tool holder with the bottom surface location;
3) milling two sides, is the location with bottom surface and interior oval end face, clamps with moving press plate formula screw clamp clamping tool, processes on the W2-1258C face miller, with φ 100 facing-type cutter cutters, mills left surface and right flank;
4) bore face down,, clamp, on the Z5030 radial drilling machine, process, bore lower end face 6-φ 4, following connecting hole 16-φ 5 and following through hole 8-φ 6 respectively with moving press plate formula screw clamp clamping tool with right flank and interior oval boss face location; Bore and expand locating hole;
5) bore upper surface hole,, clamp, on the Z5030 radial drilling machine, process connecting hole 12-φ 1 on the brill, hole, last plane 16-φ 21 with moving press plate formula screw clamp clamping tool with bottom surface and locating hole location;
6) bore the both sides face,, clamp, on the Z5030 radial drilling machine, process, bore both sides face 10-φ 7 with moving press plate formula screw clamp clamping tool with bottom surface and locating hole location;
7) boring both sides beveled aperture with bottom surface and locating hole location, clamps with moving press plate formula clamping tool, processes boring both sides beveled aperture 4-φ 3 on the T68 horizontal boring machine;
8) mill a side boss inclined-plane,, clamp, on the X6232 milling machine, process,, mill a side boss inclined-plane with lengthening φ 70 cylindrical bar milling cutter cutters with moving press plate formula screw clamp clamping tool with bottom surface and locating hole location;
9) mill opposite side boss inclined-plane,, clamp, on the X6232 milling machine, process,, mill opposite side boss inclined-plane with lengthening φ 70 cylindrical bar milling cutter cutters with moving press plate formula screw clamp clamping tool with bottom surface and locating hole location;
10) bore silk hole, boss inclined-plane,, clamp, on the Z5030 radial drilling machine, process, bore silk hole, boss inclined-plane, both sides with moving press plate formula screw clamp clamping tool with bottom surface and locating hole location;
11) attack silk hole, boss inclined-plane,, clamp, on the Z5030 radial drilling machine, process, attack silk hole, boss inclined-plane, both sides with moving press plate formula screw clamp clamping tool with bottom surface and locating hole location;
12) the anti-ream face table top of going to the bottom, above plane and location, hole, last connecting hole 12-φ 1 diagonal angle clamp with moving press plate formula screw clamp clamping tool, process on the Z5030 radial drilling machine, with anti-countersink cutter ream flat lower end face 8-φ 4 interior ream platforms; Ream platform in the flat connecting hole 16-φ 5 down of ream;
13) hole, plane table top on the anti-ream with bottom surface and locating hole location, clamps with moving press plate formula screw clamp clamping tool, processes on the Z5030 radial drilling machine, with the flat connecting hole 12-φ 1 interior ream platform of going up of anti-countersink cutter ream;
14) anti-ream both sides face table top with bottom surface and locating hole location, clamps with moving press plate formula screw clamp clamping tool, processes on the Z5030 radial drilling machine, with anti-countersink cutter ream flat both sides face 10-φ 7 interior ream platforms.
CN2009100151299A 2009-05-12 2009-05-12 Processing Technology of Cast Beam of Automobile Chassis Expired - Fee Related CN101549458B (en)

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Publication number Priority date Publication date Assignee Title
CN102974980A (en) * 2012-11-26 2013-03-20 天津市中环高科技有限公司 Multi-surface milling processing technology for injection molding piece of rear cover of mobile phone
CN103878545B (en) * 2014-02-28 2016-08-17 济南中森机械制造有限公司 A kind of multiaspect porous parts machining technique
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

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