CN112620699A - Machining method of automobile connecting rod hole - Google Patents
Machining method of automobile connecting rod hole Download PDFInfo
- Publication number
- CN112620699A CN112620699A CN202011448410.4A CN202011448410A CN112620699A CN 112620699 A CN112620699 A CN 112620699A CN 202011448410 A CN202011448410 A CN 202011448410A CN 112620699 A CN112620699 A CN 112620699A
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- CN
- China
- Prior art keywords
- connecting rod
- supporting
- positioning plate
- positioning
- automobile
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003754 machining Methods 0.000 title claims description 21
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000003672 processing method Methods 0.000 claims description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a method for processing an automobile connecting rod hole, which comprises the following steps: s1, positioning the automobile connecting rod at the outer side of the supporting positioning plate; s2, the rotating disc drives the supporting and positioning plate to rotate 180 degrees, the connecting rod positioned at one side of the supporting and positioning plate corresponds to a cutter of the boring machine, and the other side of the supporting and positioning plate corresponding to the original cutter rotates to the outer side; s3, processing the connecting rod on one side of the supporting and positioning plate through a cutter, and positioning the connecting rod to be processed on the other side of the supporting and positioning plate; and S4, driving the supporting positioning plate to rotate 180 degrees through the rotating disk, rotating the processed connecting rod to the outer side, and taking down the processed connecting rod. The connecting rod is placed and is taken down after the location and the processing are finished and does not need to be shut down, the connecting rod positioned outside the supporting positioning plate can be taken down only by rotating the supporting positioning plate by 180 degrees, and meanwhile, the connecting rod positioned inside the supporting positioning plate can be processed, so that the processing efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of automobile connecting rods, in particular to a method for machining an automobile connecting rod hole.
Background
A connecting rod hole of the automobile connecting rod needs to be finely processed by a boring machine; the existing boring machining does not have a special positioning tool, the automobile connecting rod is positioned through the combination of a plurality of positioning structures, positioning fasteners need to be screwed manually, the positioning structures are arranged relative to cutters, the connecting rod is taken down after the completion every time, the machine needs to be stopped for operation, the operation is complex, and the machining efficiency is low.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a method for machining a connecting rod hole of an automobile, so as to achieve the purposes of simple and convenient operation and improvement on machining efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the machining method of the automobile connecting rod hole comprises the following steps of:
s1, positioning the automobile connecting rod at the outer side of the supporting positioning plate;
s2, the rotating disc drives the supporting and positioning plate to rotate 180 degrees, the connecting rod positioned at one side of the supporting and positioning plate corresponds to a cutter of the boring machine, and the other side of the supporting and positioning plate corresponding to the original cutter rotates to the outer side;
s3, processing the connecting rod on one side of the supporting and positioning plate through a cutter, and positioning the connecting rod to be processed on the other side of the supporting and positioning plate;
and S4, driving the supporting positioning plate to rotate 180 degrees through the rotating disk, rotating the processed connecting rod to the outer side, and taking down the processed connecting rod.
Wherein,
in the step S2 and the step S4, the boring machine provided on the slide plate is moved before the rotary plate is rotated.
The big end hole of the upper end of the connecting rod is sleeved on the positioning expansion sleeve on the supporting positioning plate, and the positioning expansion sleeve is expanded to position the inner wall of the big end hole of the connecting rod by moving the pushing expansion rod arranged in the positioning expansion sleeve.
When the connecting rod on one side of the supporting and positioning plate is machined, the connecting rod on the other side of the supporting and positioning plate is machined, taken down and then placed on the connecting rod to be machined.
The top of the supporting and positioning plate is provided with a pressure cylinder, the pressure cylinder drives the pushing pressure rod to move downwards, and the inclined surface at the lower end of the pushing pressure rod pushes the pushing expansion rod to move.
The lower end of the pushing compression bar simultaneously pushes two oppositely arranged pushing expansion rods, and the outer end parts of the two pushing expansion rods respectively expand the corresponding positioning expansion sleeves.
Compared with the prior art, the invention has the following advantages:
the processing method of the automobile connecting rod hole is reasonable in design, the connecting rod is placed, positioned and processed, then taken down without stopping, the connecting rod positioned on the outer side of the supporting positioning plate can be taken down only by rotating the supporting positioning plate for 180 degrees, meanwhile, the connecting rod positioned on the inner side of the supporting positioning plate can be aligned, the processing and the taking down of the processed connecting rod can be operated simultaneously, and the processing efficiency is greatly improved.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic view of the structure of the apparatus utilized in the present invention.
FIG. 2 is a schematic view of the pushing rod of the present invention.
In the figure:
1. the device comprises a bottom plate, 2 moving driving cylinders, 3 sliding plates, 4 boring machines, 5 rotating disks, 6 supporting positioning plates, 7 positioning sleeves, 8 positioning expansion sleeves I, 9 positioning expansion sleeves II, 10 pressure cylinders, 11 connecting rod small-head supporting blocks, 12 driving gears and 13 pushing pressure rods.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
The machining method of the automobile connecting rod hole comprises the following steps of:
s1, positioning the automobile connecting rod at the outer side of the supporting positioning plate;
s2, the rotating disc drives the supporting and positioning plate to rotate 180 degrees, the connecting rod positioned at one side of the supporting and positioning plate corresponds to a cutter of the boring machine, and the other side of the supporting and positioning plate corresponding to the original cutter rotates to the outer side;
s3, processing the connecting rod on one side of the supporting and positioning plate through a cutter, and positioning the connecting rod to be processed on the other side of the supporting and positioning plate;
and S4, driving the supporting positioning plate to rotate 180 degrees through the rotating disk, rotating the processed connecting rod to the outer side, and taking down the processed connecting rod.
Wherein,
in the step S2 and the step S4, before the rotating disc rotates, the boring machine arranged on the sliding plate is moved to avoid the interference.
The big end hole of the upper end of the connecting rod is sleeved on the positioning expansion sleeve on the supporting positioning plate, the positioning expansion sleeve is expanded to position the inner wall of the big end hole of the connecting rod by moving the pushing expansion rod arranged in the positioning expansion sleeve, and the positioning operation of the connecting rod is simple and convenient.
When the connecting rod on one side of the supporting and positioning plate is machined, the connecting rod on the other side of the supporting and positioning plate is machined, taken down and then placed on the connecting rod to be machined.
The top of the supporting positioning plate is provided with a pressure cylinder, the pressure cylinder drives the pushing pressure rod to move downwards, and the inclined surface at the lower end of the pushing pressure rod pushes the pushing expansion rod to move; the lower end of the push compression bar simultaneously pushes two oppositely arranged push expansion rods, and the outer end parts of the two push expansion rods respectively expand the corresponding positioning expansion sleeves.
The connecting rod is placed and positioned, the connecting rod is taken down after the machining is finished without stopping the machine, the connecting rod positioned outside the supporting positioning plate can be taken down only by rotating the supporting positioning plate by 180 degrees, meanwhile, the connecting rod positioned inside the supporting positioning plate can be machined, the connecting rod after the machining and the taking down can be operated simultaneously, and the machining efficiency is greatly improved
As shown in fig. 1 and 2, the machining device used in the method for machining the automobile connecting rod hole preferably has a specific structure that:
the processing device comprises a bottom plate 1, a boring machine 4 arranged on the bottom plate and a connecting rod positioning and supporting structure; the connecting rod positioning and supporting structure comprises a rotating disk 5 and a motor used for driving the rotating disk, a connecting rod positioning structure used for positioning the connecting rod is arranged on the rotating disk, a driving gear 12 is arranged on the motor, the rotating disk is of a disk structure, the center of the rotating disk is arranged on the bottom plate through a rotating shaft, and a gear ring meshed with the driving gear is arranged on the outer edge of the rotating disk.
The connecting rod is placed and positioned, and is taken down after the machining is finished without stopping the machine, and the connecting rod is only required to rotate 180 degrees and is back to the cutter, so that the operation is safe and efficient.
The bottom plate is provided with a slide rail, the slide block is provided with a slidable slide plate 3, the boring machine is arranged on the slide plate, and the bottom plate is provided with a movable driving cylinder 2 for driving the slide plate to slide along the slide rail; when the motor drives the rotating disc and the connecting rod positioning structure on the rotating disc to rotate, the boring machine is moved away by moving the driving cylinder, so that interference is avoided.
The connecting rod positioning structure comprises a supporting positioning plate 6 vertically arranged on the rotating disc, an expansion sleeve structure used for positioning a connecting rod big head hole is arranged at the upper part of the side surface of the supporting positioning plate, and a connecting rod small head supporting block 11 used for supporting and positioning a connecting rod small head is arranged at the lower part of the side surface of the supporting positioning plate.
Furthermore, the top of the connecting rod small-end supporting block is provided with a profile groove matched with the profile of the connecting rod small-end, a connecting rod large-end hole is sleeved on the expansion sleeve structure, and the connecting rod small-end is directly placed in the profile groove and supported by the connecting rod small-end supporting block, so that the positioning operation is facilitated.
The pair of expansion sleeve structures are arranged oppositely and are respectively arranged at two sides of the supporting and positioning plate; the expansion sleeve structure comprises a positioning sleeve 7, a pushing expansion rod and a positioning expansion sleeve for positioning the large hole of the connecting rod by outward expansion, wherein a supporting positioning plate is provided with a mounting through hole, the positioning sleeve is arranged in the mounting through hole, the positioning expansion sleeve is arranged at the outer end part of the positioning sleeve, and the two positioning expansion sleeves are symmetrically arranged at two ends of the positioning sleeve and are respectively a positioning expansion sleeve I8 and a positioning expansion sleeve II 9; each positioning expansion sleeve is internally provided with a pushing expansion rod used for positioning the expansion sleeve to expand outwards, a pressure cylinder 10 is arranged above the supporting and positioning plate, the lower part of the pressure cylinder is provided with a pushing compression rod 13, and the lower end of the pushing compression rod is matched with the equal inclined surfaces of the inner ends of the two pushing expansion rods.
Furthermore, the upper part of the supporting and positioning plate is provided with a vertical hole, the pushing pressure rod is positioned in the vertical hole, and the upper end of the pushing pressure rod is connected with a piston rod of the pressure cylinder.
The outer edge of the outer end part of the push expansion rod is matched with the inner wall conical surface of the positioning expansion sleeve, an open slot is axially formed in the outer edge of the positioning expansion sleeve along the positioning expansion sleeve, the open slot is a strip-shaped opening, the open slots are a group which are uniformly arranged along the circumference of the end part expansion sleeve, and the slot bottom of the open slot in the end part expansion sleeve is a round hole.
The lower end of the push pressure rod moves downwards, the expansion rod is pushed to be driven to move outwards, the outer end part of the expansion rod is pushed to expand the positioning expansion sleeve outwards, and the positioning expansion sleeve positions the big-end hole of the connecting rod; the tension spring is arranged between the inner ends of the two pushing expansion rods, and then the two pushing expansion rods which are symmetrically arranged are pulled by the tension spring to retract and return, so that the big head end of the connecting rod can be taken down, and the operation is simple and convenient.
The invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (6)
1. A processing method of an automobile connecting rod hole is characterized by comprising the following steps: the machining method of the automobile connecting rod hole comprises the following steps:
s1, positioning the automobile connecting rod at the outer side of the supporting positioning plate;
s2, the rotating disc drives the supporting and positioning plate to rotate 180 degrees, the connecting rod positioned at one side of the supporting and positioning plate corresponds to a cutter of the boring machine, and the other side of the supporting and positioning plate corresponding to the original cutter rotates to the outer side;
s3, processing the connecting rod on one side of the supporting and positioning plate through a cutter, and positioning the connecting rod to be processed on the other side of the supporting and positioning plate;
and S4, driving the supporting positioning plate to rotate 180 degrees through the rotating disk, rotating the processed connecting rod to the outer side, and taking down the processed connecting rod.
2. The method for machining a connecting rod hole of an automobile as claimed in claim 1, wherein: in the step S2 and the step S4, the boring machine provided on the slide plate is moved before the rotary plate is rotated.
3. The method for machining a connecting rod hole of an automobile as claimed in claim 1, wherein: the big end hole of the upper end of the connecting rod is sleeved on the positioning expansion sleeve on the supporting positioning plate, and the positioning expansion sleeve is expanded to position the inner wall of the big end hole of the connecting rod by moving the pushing expansion rod arranged in the positioning expansion sleeve.
4. The method for machining a connecting rod hole of an automobile as claimed in claim 1, wherein: when the connecting rod on one side of the supporting and positioning plate is machined, the connecting rod on the other side of the supporting and positioning plate is machined, taken down and then placed on the connecting rod to be machined.
5. The method for machining a connecting rod hole of an automobile as claimed in claim 3, wherein: the top of the supporting and positioning plate is provided with a pressure cylinder, the pressure cylinder drives the pushing pressure rod to move downwards, and the inclined surface at the lower end of the pushing pressure rod pushes the pushing expansion rod to move.
6. The method for machining a connecting rod hole of an automobile as claimed in claim 4, wherein: the lower end of the pushing compression bar simultaneously pushes two oppositely arranged pushing expansion rods, and the outer end parts of the two pushing expansion rods respectively expand the corresponding positioning expansion sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011448410.4A CN112620699B (en) | 2020-12-09 | 2020-12-09 | Machining method for automobile connecting rod hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011448410.4A CN112620699B (en) | 2020-12-09 | 2020-12-09 | Machining method for automobile connecting rod hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112620699A true CN112620699A (en) | 2021-04-09 |
| CN112620699B CN112620699B (en) | 2024-09-10 |
Family
ID=75310308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011448410.4A Active CN112620699B (en) | 2020-12-09 | 2020-12-09 | Machining method for automobile connecting rod hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112620699B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620700A (en) * | 2020-12-09 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Automobile connecting rod hole machining device |
| CN114951778A (en) * | 2022-06-16 | 2022-08-30 | 安庆中船动力配套有限公司 | Machining device and machining method for oil storage tank of diaphragm compressor connecting rod of hydrogenation station |
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| KR20110078330A (en) * | 2009-12-31 | 2011-07-07 | 정형균 | Useing fix apparatus for work of lathe |
| CN204434679U (en) * | 2014-12-24 | 2015-07-01 | 重庆歇马机械曲轴有限公司 | Engine connecting rod of motor cycle microcephaly tempering clamp |
| CN107876821A (en) * | 2017-10-31 | 2018-04-06 | 芜湖航天汽车连杆有限公司 | Crank pin end pore Integral processing device |
| CN207942030U (en) * | 2018-02-02 | 2018-10-09 | 烟台万事达金属机械有限公司 | A kind of flywheel milling groove rotary index tooling device used for locating |
| CN208772784U (en) * | 2018-08-21 | 2019-04-23 | 湖北峰佑高端装备制造有限公司 | A kind of multiposition thin-wall steel tube bonding machine turning-stand structure for electric |
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2020
- 2020-12-09 CN CN202011448410.4A patent/CN112620699B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110078330A (en) * | 2009-12-31 | 2011-07-07 | 정형균 | Useing fix apparatus for work of lathe |
| CN204434679U (en) * | 2014-12-24 | 2015-07-01 | 重庆歇马机械曲轴有限公司 | Engine connecting rod of motor cycle microcephaly tempering clamp |
| CN107876821A (en) * | 2017-10-31 | 2018-04-06 | 芜湖航天汽车连杆有限公司 | Crank pin end pore Integral processing device |
| CN207942030U (en) * | 2018-02-02 | 2018-10-09 | 烟台万事达金属机械有限公司 | A kind of flywheel milling groove rotary index tooling device used for locating |
| CN208772784U (en) * | 2018-08-21 | 2019-04-23 | 湖北峰佑高端装备制造有限公司 | A kind of multiposition thin-wall steel tube bonding machine turning-stand structure for electric |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620700A (en) * | 2020-12-09 | 2021-04-09 | 芜湖航天汽车连杆有限公司 | Automobile connecting rod hole machining device |
| CN112620700B (en) * | 2020-12-09 | 2024-07-23 | 芜湖航天汽车连杆有限公司 | Automobile connecting rod hole machining device |
| CN114951778A (en) * | 2022-06-16 | 2022-08-30 | 安庆中船动力配套有限公司 | Machining device and machining method for oil storage tank of diaphragm compressor connecting rod of hydrogenation station |
| CN114951778B (en) * | 2022-06-16 | 2023-08-25 | 安庆中船动力配套有限公司 | Device and method for machining connecting rod oil storage tank of diaphragm compressor of hydrogenation station |
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| Publication number | Publication date |
|---|---|
| CN112620699B (en) | 2024-09-10 |
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