CN102825422A - Technique for machining double-cylinder tank - Google Patents
Technique for machining double-cylinder tank Download PDFInfo
- Publication number
- CN102825422A CN102825422A CN2012103242037A CN201210324203A CN102825422A CN 102825422 A CN102825422 A CN 102825422A CN 2012103242037 A CN2012103242037 A CN 2012103242037A CN 201210324203 A CN201210324203 A CN 201210324203A CN 102825422 A CN102825422 A CN 102825422A
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- hole
- machining
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- boring
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- 238000003754 machining Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000010079 rubber tapping Methods 0.000 claims abstract description 18
- 238000003801 milling Methods 0.000 claims abstract description 16
- 238000004512 die casting Methods 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 claims description 9
- 238000011017 operating method Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 abstract 1
- 230000002093 peripheral Effects 0.000 abstract 1
- 238000009825 accumulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Abstract
The invention belongs to the technical field of techniques of machining operation, and particularly relates to a technique for machining a double-cylinder tank. The method provided by the invention comprises the following operation steps: firstly, clamping and locating a blank die casting for the first time by using a first numerical control machining centre together with a milling and boring tank-folding-surface clamp; machining the tank-folding-surface by using a disc milling cutter of the first machining centre, machining a crankshaft hole, an oil pump shaft hole, a cam shaft hole, a pin hole, and a mounting hole by using a rough boring cutter, a fine boring cutter, and a drilling head, extruding and tapping screws; exchanging a milling and boring back-surface clamp on the first machining centre, machining an outer circle of the back surface of the sleeve crankshaft by using a crankshaft back surface cutter, machining a motor hole by using a motor hole fine cutter, machining the mounting hole and the motor mounting hole on the back face of the crankshaft by using the drill head and a reamer, extruding and tapping screws; then milling a bottom panel by using a disc milling cutter, by means of a second machining center together with a milling and boring side-surface clamp, machining peripheral holes by using each machining cutter, extruding and tapping screw of each hole; and finally, honing the two cylinder holes by using a honing head until reaching a machining standard.
Description
Technical field
The invention belongs to a kind of process technical field of machining, be specifically related to a kind of twin-tub casing processing technology.
Background technology
The manufacturing procedure of existing processing twin-tub casing is numerous and diverse, needs No. 12 clampings usually, and 12 Digit Control Machine Tools are so just need the different stations requirement.Like this; After one manufacturing procedure of completion; After also need adjusting the original station of workpiece, clamping, location once more, such repeated multiple times clamping, location; Not only increased workload, reduced working (machining) efficiency, and resetting produces the precision that accumulated error has also influenced processing.
Summary of the invention
It is a kind of can clamping times few that the present invention provides, and machining accuracy is high, improves the twin-tub casing processing technology of working (machining) efficiency.
In order to solve the problems of the technologies described above, the present invention provides following technical scheme: twin-tub casing processing technology comprises following operating procedure:
The first step, first numerical control machining center cooperate mills boring mould assembling face anchor clamps, with blank die casting clamping first time location;
Second step, utilize the dish milling cutter of first machining center to process mould assembling face, utilize heavy boring cutter and fine boring cutter machining crankshafts hole, oil pump axis hole, camshaft hole and pin-and-hole, utilize the drill bit processing mounting holes, the squeezing tapping screw thread;
The 3rd step; On first machining center, change and mill boring back side anchor clamps, utilize bent axle back side cutter processing cover bent axle back side cylindrical, utilize the smart cutter in motor hole to process the motor hole; Utilize the installing hole and the motor installing hole at drill bit, the reamer machining crankshafts back side, the squeezing tapping screw thread;
The 4th step, utilize second machining center to cooperate and mill the boring side fixture, utilization dish milling cutter mills the instep plate, utilizes various process tools to process periphery hole, each hole screw thread of squeezing tapping;
In the 5th step, utilize honing head honing two cylinder holes to processing criterion.
The mould assembling face of processing described in the wherein said step 2 and the crankshaft hole at the back side, oil pump axis hole, all first roughing of camshaft hole, fine finishining once then.
When the crankshaft hole at processing mould assembling face and the back side, oil pump axis hole, camshaft hole, also pin-and-hole, installing hole around it are machined simultaneously described in the wherein said step 2.
The inventive method at first utilizes first numerical control machining center to join numerical control turntable, with blank precast piece clamping first time location; Utilize the dish milling cutter processing mould assembling face of first machining center then; Utilize heavy boring cutter and fine boring cutter machining crankshafts hole, oil pump axis hole, camshaft hole and pin-and-hole; Utilize the installing hole of drill bit processing periphery, each hole screw thread of squeezing tapping, simultaneously in the machining crankshafts hole, when oil pump axis hole, camshaft hole and pin-and-hole; All first roughing fine finishining then once makes each hole of mould assembling face machine like this; On first machining center, change then again and mill boring back side anchor clamps; Utilize bent axle back side cutter processing cover bent axle back side cylindrical; Utilize the smart cutter in motor hole to process the motor hole, utilize the installing hole and the motor installing hole at drill bit, the reamer machining crankshafts back side, the squeezing tapping screw thread; With main hole, twin-tub casing two sides, machine; Utilize second machining center to cooperate again and mill the boring side fixture, utilization dish milling cutter mills the instep plate, utilizes various process tools to process periphery hole, each hole screw thread of squeezing tapping; Utilize the processing criterion in honing head honing two cylinder holes to cylinder hole.
In the whole machining process process, only need clamping three times like this, just can accomplish the processing of twin-tub casing, clamping times is few, improves working (machining) efficiency, and the error of accumulation is little simultaneously, so machining accuracy is high.
The specific embodiment
Twin-tub casing processing technology comprises following operating procedure:
The first step, first numerical control machining center cooperate mills boring mould assembling face anchor clamps, with blank die casting clamping first time location;
Second step, utilize the dish milling cutter of first machining center to process mould assembling face, utilize heavy boring cutter and fine boring cutter machining crankshafts hole, oil pump axis hole, camshaft hole and pin-and-hole; Utilize the drill bit processing mounting holes; The squeezing tapping screw thread, when the mould assembling face of processing simultaneously and the crankshaft hole at the back side, oil pump axis hole, camshaft hole, all first roughing; Fine finishining once also machines pin-and-hole, installing hole around crankshaft hole, oil pump axis hole, the camshaft hole in addition then;
The 3rd step; On first machining center, change and mill boring back side anchor clamps, utilize bent axle back side cutter processing cover bent axle back side cylindrical, utilize the smart cutter in motor hole to process the motor hole; Utilize the installing hole and the motor installing hole at drill bit, the reamer machining crankshafts back side, the squeezing tapping screw thread;
The 4th step, utilize second machining center to cooperate and mill the boring side fixture, utilization dish milling cutter mills the instep plate, utilizes various process tools to process periphery hole, each hole screw thread of squeezing tapping;
In the 5th step, utilize honing head honing two cylinder holes to processing criterion.
Through above-mentioned making step, at first utilize first numerical control machining center to join numerical control turntable, with blank precast piece clamping first time location; Utilize the dish milling cutter processing mould assembling face of first machining center then; Utilize heavy boring cutter and fine boring cutter machining crankshafts hole, oil pump axis hole, camshaft hole and pin-and-hole; Utilize the installing hole of drill bit processing periphery, each hole screw thread of squeezing tapping, simultaneously in the machining crankshafts hole, when oil pump axis hole, camshaft hole and pin-and-hole; All first roughing fine finishining then once makes each hole of mould assembling face machine like this; On first machining center, change then again and mill boring back side anchor clamps; Utilize bent axle back side cutter processing cover bent axle back side cylindrical; Utilize the smart cutter in motor hole to process the motor hole, utilize the installing hole and the motor installing hole at drill bit, the reamer machining crankshafts back side, the squeezing tapping screw thread; With main hole, twin-tub casing two sides, machine; Utilize second machining center to cooperate again and mill the boring side fixture, utilization dish milling cutter mills the instep plate, utilizes various process tools to process periphery hole, each hole screw thread of squeezing tapping; Utilize the processing criterion in honing head honing two cylinder holes to cylinder hole.
In the whole machining process process, only need clamping twice like this, just can accomplish the processing of twin-tub casing, clamping times is few, has improved working (machining) efficiency, and the error of accumulation is little simultaneously, so machining accuracy is high.
Above-described only is preferred implementation of the present invention; Should be understood that; For a person skilled in the art, under the prerequisite that does not break away from the inventive method, can also make some distortion and improvement; Should be regarded as protection scope of the present invention, these can not influence effect and practical applicability that the present invention implements yet.
Claims (3)
1. twin-tub casing processing technology is characterized in that: comprise following operating procedure:
The first step, first numerical control machining center cooperate mills boring mould assembling face anchor clamps, with blank die casting clamping first time location;
Second step, utilize the dish milling cutter of first machining center to process mould assembling face, utilize heavy boring cutter and fine boring cutter machining crankshafts hole, oil pump axis hole, camshaft hole and pin-and-hole, utilize the drill bit processing mounting holes, the squeezing tapping screw thread;
The 3rd step; On first machining center, change and mill boring back side anchor clamps, utilize bent axle back side cutter processing cover bent axle back side cylindrical, utilize the smart cutter in motor hole to process the motor hole; Utilize the installing hole and the motor installing hole at drill bit, the reamer machining crankshafts back side, the squeezing tapping screw thread;
The 4th step, utilize second machining center to cooperate and mill the boring side fixture, utilization dish milling cutter mills the instep plate, utilizes various process tools to process periphery hole, each hole screw thread of squeezing tapping;
In the 5th step, utilize honing head honing two cylinder holes to processing criterion.
2. twin-tub casing processing technology according to claim 1 is characterized in that: all first roughing of crankshaft hole, oil pump axis hole, camshaft hole at the mould assembling face of processing described in the above-mentioned steps two and the back side, fine finishining once then.
3. twin-tub casing processing technology according to claim 1 is characterized in that: when the crankshaft hole at processing mould assembling face and the back side, oil pump axis hole, camshaft hole, also pin-and-hole, installing hole around it are machined simultaneously described in the above-mentioned steps two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210324203.7A CN102825422B (en) | 2012-09-05 | 2012-09-05 | Technique for machining double-cylinder tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210324203.7A CN102825422B (en) | 2012-09-05 | 2012-09-05 | Technique for machining double-cylinder tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102825422A true CN102825422A (en) | 2012-12-19 |
| CN102825422B CN102825422B (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210324203.7A Active CN102825422B (en) | 2012-09-05 | 2012-09-05 | Technique for machining double-cylinder tank |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09254011A (en) * | 1996-03-22 | 1997-09-30 | Nissan Motor Co Ltd | Hole forming device |
| JP2002046006A (en) * | 2000-07-31 | 2002-02-12 | Kunihiko Inora | Oblique hole drilling tool |
| CN101722420A (en) * | 2009-11-03 | 2010-06-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Manufacturing method of split-type gear case body |
| CN201519869U (en) * | 2009-11-11 | 2010-07-07 | 天津市宝涞精密机械有限公司 | Danfoss cylinder body-bore multistation modular machine tool |
-
2012
- 2012-09-05 CN CN201210324203.7A patent/CN102825422B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09254011A (en) * | 1996-03-22 | 1997-09-30 | Nissan Motor Co Ltd | Hole forming device |
| JP2002046006A (en) * | 2000-07-31 | 2002-02-12 | Kunihiko Inora | Oblique hole drilling tool |
| CN101722420A (en) * | 2009-11-03 | 2010-06-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Manufacturing method of split-type gear case body |
| CN201519869U (en) * | 2009-11-11 | 2010-07-07 | 天津市宝涞精密机械有限公司 | Danfoss cylinder body-bore multistation modular machine tool |
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| Publication number | Publication date |
|---|---|
| CN102825422B (en) | 2015-05-27 |
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Owner name: CHONGQING KAITUO TECHNOLOGY DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: CHONGQING BAIJISIXING PRESSURE CASTING CO., LTD. Effective date: 20150429 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20150429 Address after: 401120, Chongqing, Yubei District Dragon Town, Kam Kam Road, No. 498, Le violet, 1 5- business Applicant after: Chongqing Kai Tuo development in science and technology company limited Address before: Feng Qi Zhen Caijiaying road 400707 Chongqing city Beibei District No. 7 Applicant before: Chongqing Baiji Sixing Casting Co., Ltd. |
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Free format text: CORRECT: ADDRESS; FROM: 400707 BEIPEI, CHONGQING TO: 401120 YUBEI, CHONGQING |
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Effective date of registration: 20151208 Address after: Feng Qi Zhen Caijiaying road 400707 Chongqing city Beibei District No. 7 Patentee after: Chongqing Baiji Sixing Casting Co., Ltd. Address before: 401120, Chongqing, Yubei District Dragon Town, Kam Kam Road, No. 498, Le violet, 1 5- business Patentee before: Chongqing Kai Tuo development in science and technology company limited |