CN112620806A - Engine connecting rod big end hole chamfer processingequipment - Google Patents
Engine connecting rod big end hole chamfer processingequipment Download PDFInfo
- Publication number
- CN112620806A CN112620806A CN202011448453.2A CN202011448453A CN112620806A CN 112620806 A CN112620806 A CN 112620806A CN 202011448453 A CN202011448453 A CN 202011448453A CN 112620806 A CN112620806 A CN 112620806A
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- Prior art keywords
- connecting rod
- positioning
- expansion
- end hole
- engine connecting
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- 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.)
- Pending
Links
- 239000002699 waste material Substances 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
-
- 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)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses an engine connecting rod big end hole chamfering device which comprises a bottom plate, an engine connecting rod positioning structure arranged on the bottom plate and a boring machine used for chamfering connecting rod big end holes, wherein the engine connecting rod positioning structure comprises a positioning vertical plate, a driving plate, a connecting rod big end hole expansion positioning head, a positioning seat barrel and a driving air cylinder, the positioning seat barrel is arranged on the positioning vertical plate relative to a rotating shaft of the boring machine, the connecting rod big end hole expansion positioning head is arranged in the positioning seat barrel, the inner end of the connecting rod big end hole expansion positioning head extends out of the positioning seat barrel and is used for positioning the connecting rod big end hole, the driving plate is hinged to the outer side of the positioning vertical plate, one end of the driving plate is hinged to the outer end of the connecting rod big end hole expansion positioning head, and a piston rod of the driving air cylinder is arranged corresponding to the other. The engine connecting rod is extremely simple and convenient to position and operate, and chamfering machining efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of engine connecting rod processing, in particular to a chamfering processing device for a large-end hole of an engine connecting rod.
Background
Chamfering is needed to be carried out on the end part of a big end hole of the big end of the engine connecting rod, the big end hole of the connecting rod is mostly processed through a boring machine at present, and the engine connecting rod needs to be positioned through a clamp before processing; the engine connecting rod is positioned through the cooperation of a plurality of clamps, the connecting rod positioning operation is complex, the connecting rod is inconvenient to install and take down, and the machining efficiency is influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a chamfering device for a large-end hole of an engine connecting rod, so as to achieve the purposes of simple and convenient positioning operation of the connecting rod and great improvement on chamfering processing efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the chamfering processing device for the large end hole of the engine connecting rod comprises a bottom plate, an engine connecting rod positioning structure arranged on the bottom plate and a boring machine used for chamfering the large end hole of the connecting rod, a chamfering tool is arranged on a rotating shaft of the boring machine, the engine connecting rod positioning structure and the chamfering tool are arranged oppositely, the engine connecting rod positioning structure comprises a positioning vertical plate, a driving plate, a connecting rod big end hole expansion positioning head, a positioning seat cylinder and a driving cylinder, the positioning seat barrel is arranged on the positioning vertical plate relative to the rotating shaft of the boring machine, the connecting rod big end hole expansion positioning head is arranged in the positioning seat barrel, the inner end of the expansion positioning head of the big end hole of the connecting rod extends out of the positioning seat cylinder to position the big end hole of the connecting rod, the driving plate is hinged to the outer side of the positioning vertical plate, one end of the driving plate is hinged to the outer end of the connecting rod big end hole expansion positioning head, and a piston rod of the driving cylinder is arranged corresponding to the other end of the driving plate.
Furthermore, a connecting rod small end supporting seat for supporting a connecting rod small end is arranged on the inner side of the positioning vertical plate and is positioned right below the connecting rod large end hole expansion positioning head.
The bottom plate is provided with a supporting seat, the boring machine is arranged on the supporting seat, a scrap suction port for sucking scrap iron away is arranged between the supporting seat and the positioning vertical plate, and the supporting seat is provided with a fan for forming negative pressure by the scrap suction port.
The outer side of the positioning vertical plate is provided with a hinged support rod by virtue of a positioning seat barrel, the drive plate is hinged to the outer end of the hinged support rod through a pin shaft, the upper end of the drive plate is movably connected with the outer end of the expansion positioning head of the large end hole of the connecting rod, the lower end of the drive plate corresponds to the end part of the piston rod, and a limit block for limiting the stroke of the drive plate is arranged at the outer side of the positioning vertical plate corresponding to the lower end.
The expansion positioning head for the large-end hole of the connecting rod comprises an expansion rod and an end expansion sleeve arranged at the inner end of a positioning sleeve, wherein the expansion rod is positioned in the end expansion sleeve and the positioning sleeve, one end of the expansion rod corresponds to the conical rod part with the end expansion sleeve part being large outside and small inside, a screw rod is arranged at the other end of the expansion rod, and the screw rod is movably connected with the upper end of a drive plate.
The bottom plate is provided with a rotary table, the positioning vertical plate and the driving air cylinder are arranged on the rotary table, the bottom plate is provided with a driving motor, an output shaft of the driving motor is provided with a gear, and the rotary table is provided with an arc-shaped rack meshed with the gear.
The upper side of the connecting rod small end supporting seat is provided with a connecting rod small end profiling groove matched with the appearance of the connecting rod small end.
The bottom plate is provided with a waste collecting barrel, the waste collecting barrel is communicated with a waste suction port, the fan is located above the waste collecting barrel, and the side face of the waste collecting barrel is provided with an openable side door.
The outer end of the screw rod is provided with a nut, the upper end of the driving plate is provided with a U-shaped open slot, and the screw rod is positioned in the open slot.
The end portion expanding sleeve and the locating sleeve are of an integrated structure, a conical surface matched with the conical portion of the expanding rod is arranged on the inner wall of the end portion expanding sleeve, an open slot is formed in the end portion expanding sleeve in the axial direction of the locating seat barrel and is a strip-shaped opening, the open slot is a group of slots evenly arranged along the circumference of the end portion expanding sleeve, and the slot bottom of the open slot in the end portion expanding sleeve is a round hole.
Compared with the prior art, the invention has the following advantages:
the engine connecting rod big end hole chamfering device is reasonable in structural design, the engine connecting rod big end hole is sleeved on the connecting rod big end hole expansion positioning head, the work of the driving cylinder is controlled to complete connecting rod positioning, the driving cylinder retracts, the connecting rod can be taken down from the positioning head, the engine connecting rod is positioned and operated extremely simply and conveniently, and chamfering 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 of the present invention.
Fig. 2 is a schematic view of the structure of the driving plate of the present invention.
FIG. 3 is a schematic view of a positioning structure of a connecting rod big head according to the present invention.
In the figure:
1. the automatic chamfering machine comprises a bottom plate, a supporting seat 2, a boring machine 3, a chamfering tool 4, a scrap suction port 5, a fan 6, a rotary table 7, a positioning vertical plate 8, a positioning seat cylinder 9, a connecting rod large head hole expansion positioning head 10, a positioning sleeve 101, an end expansion sleeve 102, an expansion rod 103, a connecting rod small head supporting seat 11, a driving plate 12, a hinged supporting rod 13, a driving cylinder 14, a driving rod 15 and a limiting block 16.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the engine connecting rod big end hole chamfering device comprises a base plate 1, an engine connecting rod positioning structure arranged on the base plate, and a boring machine 3 for chamfering the connecting rod big end hole, wherein a chamfering tool 4 is arranged on a rotating shaft of the boring machine, and the engine connecting rod positioning structure and the chamfering tool are arranged oppositely.
The engine connecting rod location structure includes location riser 8, drive plate 12, connecting rod big head hole inflation location head 10, a location seat section of thick bamboo 9 and drives actuating cylinder 14, and the pivot of the relative boring machine of a location seat section of thick bamboo 9 is established on the riser of location, connecting rod big head hole inflation location head is established in a location seat section of thick bamboo, and the inner of connecting rod big head hole inflation location head stretches out from a location seat section of thick bamboo and is used for fixing a position connecting rod big head hole, and the drive plate articulates the outside at the riser of location, and the one end of drive plate 12 links to each other with connecting rod big head hole inflation location head outer end is articulated, and the piston rod that drives actuating cylinder corresponds the other end setting of drive plate.
The inner side of the positioning vertical plate is positioned under the connecting rod big end hole expansion positioning head, and a connecting rod small end supporting seat 11 for supporting the connecting rod small end is arranged below the connecting rod big end hole expansion positioning head. Furthermore, the upper side of the connecting rod small-end supporting seat is provided with a connecting rod small-end copying groove matched with the appearance of the connecting rod small-end, a large-end hole of the connecting rod is sleeved on the connecting rod large-end hole expansion positioning head, the connecting rod small-end is supported and positioned through the connecting rod small-end copying groove, and the positioning operation is simple and convenient.
The bottom plate is provided with a supporting seat 2, the boring machine is arranged on the supporting seat, a scrap suction port 5 used for sucking away scrap iron is arranged between the supporting seat and the positioning vertical plate, and the supporting seat is provided with a fan 6 used for forming negative pressure for the scrap suction port. Furthermore, be equipped with the sweeps collecting vessel on bottom plate 1, the sweeps collecting vessel is linked together with the sweeps suction inlet, the fan is located the top of sweeps collecting vessel, and the side of sweeps collecting vessel is equipped with the side door that can open. The sweeps that processing produced directly inhales the sweeps collecting vessel through the suction inlet in, avoids piling up and needs the workman regularly to clear up, has practiced thrift labour cost.
The outer side of the positioning vertical plate is provided with a hinged support rod 13 by a positioning seat barrel, the drive plate is hinged to the outer end of the hinged support rod through a pin shaft, the upper end of the drive plate is movably connected with the outer end of the expansion positioning head of the large end hole of the connecting rod, the lower end of the drive plate corresponds to the end part of the piston rod, and a limit block 16 used for limiting the stroke of the drive plate is arranged at the outer side of the positioning vertical plate corresponding to the lower. The lower extreme that promotes the drive plate is stretched out to the piston rod through driving actuating cylinder, and the upper end pulling expansion positioning head of drive plate, the inner of expansion positioning head expands outward and fixes a position the major part hole of connecting rod, carries on spacingly, safe and reliable to the pulling stroke through the stopper.
Be equipped with carousel 7 on the bottom plate, the location riser with drive actuating cylinder and all establish on the carousel, be equipped with driving motor on the bottom plate, be equipped with the gear on driving motor's the output shaft, be equipped with the arc rack with gear engaged with on the carousel. The engine connecting rod positioning structure is driven to rotate by 90 degrees by the driving motor, and the cutter is avoided for operation in the feeding and discharging processes of the connecting rod, so that the operation is convenient, safe and reliable; the operation can be performed without stopping.
The connecting rod big end hole expansion positioning head comprises an expansion rod 103 and an end expansion sleeve 102 arranged at the inner end of a positioning sleeve 101, the expansion rod is positioned in the end expansion sleeve and the positioning sleeve, one end of the expansion rod is a conical rod part with a large outer part and a small inner part corresponding to the end expansion sleeve part, a screw rod is arranged at the other end of the expansion rod, and the screw rod is movably connected with the upper end of a drive plate. The outer end of the screw rod is provided with a nut, the upper end of the driving plate is provided with a U-shaped open slot, and the screw rod is positioned in the open slot.
The end part expansion sleeve 102 and the positioning sleeve are of an integral structure, a conical surface matched with the conical part of the expansion rod is arranged on the inner wall of the end part expansion sleeve, open grooves are formed in the end part expansion sleeve in the axial direction of the positioning seat barrel and are strip-shaped openings, the open grooves are a group of open grooves uniformly arranged along the circumference of the end part expansion sleeve, and the groove bottom of the open groove in the end part expansion sleeve is a round hole; the end expansion sleeve is uniformly expanded to position a connecting rod big end hole by pulling the expansion rod, the expansion rod retracts and returns through the self structure return of the end expansion sleeve, the connecting rod can be directly taken down, and the operation is extremely simple and convenient.
The chamfering device for the large-end hole of the engine connecting rod is reasonable in structural design, the large-end hole of the engine connecting rod is sleeved on the expansion positioning head of the large-end hole of the connecting rod to control the driving cylinder to work, so that the connecting rod can be positioned, the connecting rod can be taken down from the positioning head after the driving cylinder retracts, the positioning operation of the engine connecting rod is extremely simple and convenient, and the chamfering processing efficiency is greatly improved.
The above-mentioned features are merely for describing preferred embodiments of the present invention and may be arbitrarily combined to form a plurality of embodiments of the present invention.
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 (10)
1. The utility model provides an engine connecting rod major part hole chamfer processingequipment, includes the bottom plate and establishes the engine connecting rod location structure on the bottom plate and be used for the boring lathe that connecting rod major part hole chamfer was handled, be equipped with chamfer cutter, its characterized in that in the pivot of boring lathe: the engine connecting rod positioning structure and the chamfering tool are arranged relatively, the engine connecting rod positioning structure comprises a positioning vertical plate, a drive plate, a connecting rod big-end hole expansion positioning head, a positioning seat barrel and a driving cylinder, a rotating shaft of the positioning seat barrel relative to a boring machine is arranged on the positioning vertical plate, the connecting rod big-end hole expansion positioning head is arranged in the positioning seat barrel, the inner end of the connecting rod big-end hole expansion positioning head extends out of the positioning seat barrel and is used for positioning the connecting rod big-end hole, the drive plate is hinged to the outer side of the positioning vertical plate, one end of the drive plate is hinged to the outer end of the connecting rod big-end hole expansion positioning head, and a piston rod of the driving cylinder corresponds to the other end.
2. The engine connecting rod big end hole chamfering processing device as claimed in claim 1, wherein: the inner side of the positioning vertical plate is positioned under the connecting rod big end hole expansion positioning head, and a connecting rod small end supporting seat for supporting the connecting rod small end is arranged under the connecting rod big end hole expansion positioning head.
3. The engine connecting rod big end hole chamfering processing device as claimed in claim 1, wherein: the bottom plate is provided with a supporting seat, the boring machine is arranged on the supporting seat, a scrap suction port for sucking scrap iron away is arranged between the supporting seat and the positioning vertical plate, and the supporting seat is provided with a fan for forming negative pressure by the scrap suction port.
4. The engine connecting rod big end hole chamfering processing device as claimed in claim 1, wherein: the outer side of the positioning vertical plate is provided with a hinged support rod by virtue of a positioning seat barrel, the drive plate is hinged to the outer end of the hinged support rod through a pin shaft, the upper end of the drive plate is movably connected with the outer end of the expansion positioning head of the large end hole of the connecting rod, the lower end of the drive plate corresponds to the end part of the piston rod, and a limit block for limiting the stroke of the drive plate is arranged at the outer side of the positioning vertical plate corresponding to the lower end.
5. The engine connecting rod big end hole chamfering processing device as claimed in claim 1, wherein: the expansion positioning head for the large-end hole of the connecting rod comprises an expansion rod and an end expansion sleeve arranged at the inner end of a positioning sleeve, wherein the expansion rod is positioned in the end expansion sleeve and the positioning sleeve, one end of the expansion rod corresponds to the conical rod part with the end expansion sleeve part being large outside and small inside, a screw rod is arranged at the other end of the expansion rod, and the screw rod is movably connected with the upper end of a drive plate.
6. The engine connecting rod big end hole chamfering processing device as claimed in claim 1, wherein: the bottom plate is provided with a rotary table, the positioning vertical plate and the driving air cylinder are arranged on the rotary table, the bottom plate is provided with a driving motor, an output shaft of the driving motor is provided with a gear, and the rotary table is provided with an arc-shaped rack meshed with the gear.
7. The engine connecting rod big end hole chamfering processing device as claimed in claim 2, wherein: the upper side of the connecting rod small end supporting seat is provided with a connecting rod small end profiling groove matched with the appearance of the connecting rod small end.
8. The engine connecting rod big end hole chamfering processing device as claimed in claim 3, wherein: the bottom plate is provided with a waste collecting barrel, the waste collecting barrel is communicated with a waste suction port, the fan is located above the waste collecting barrel, and the side face of the waste collecting barrel is provided with an openable side door.
9. The engine connecting rod big end hole chamfering processing device as claimed in claim 5, wherein: the outer end of the screw rod is provided with a nut, the upper end of the driving plate is provided with a U-shaped open slot, and the screw rod is positioned in the open slot.
10. The engine connecting rod big end hole chamfering processing device as claimed in claim 5, wherein: the end portion expanding sleeve and the locating sleeve are of an integrated structure, a conical surface matched with the conical portion of the expanding rod is arranged on the inner wall of the end portion expanding sleeve, an open slot is formed in the end portion expanding sleeve in the axial direction of the locating seat barrel and is a strip-shaped opening, the open slot is a group of slots evenly arranged along the circumference of the end portion expanding sleeve, and the slot bottom of the open slot in the end portion expanding sleeve is a round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011448453.2A CN112620806A (en) | 2020-12-09 | 2020-12-09 | Engine connecting rod big end hole chamfer processingequipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011448453.2A CN112620806A (en) | 2020-12-09 | 2020-12-09 | Engine connecting rod big end hole chamfer processingequipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112620806A true CN112620806A (en) | 2021-04-09 |
Family
ID=75309834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011448453.2A Pending CN112620806A (en) | 2020-12-09 | 2020-12-09 | Engine connecting rod big end hole chamfer processingequipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112620806A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3122866A (en) * | 1962-07-18 | 1964-03-03 | Barnes Drill Co | Workpiece locator |
| 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 |
| CN105058132A (en) * | 2015-08-19 | 2015-11-18 | 重庆神箭汽车传动件有限责任公司 | Chamfering tool |
| CN107584156A (en) * | 2017-10-26 | 2018-01-16 | 芜湖航天汽车连杆有限公司 | Engine connecting rod big end end Boring localization method |
| 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 |
| CN208408588U (en) * | 2018-04-13 | 2019-01-22 | 中山华翔精密机械制造有限公司 | Cylinder swelling clamping device |
| 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 |
-
2020
- 2020-12-09 CN CN202011448453.2A patent/CN112620806A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3122866A (en) * | 1962-07-18 | 1964-03-03 | Barnes Drill Co | Workpiece locator |
| 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 |
| CN105058132A (en) * | 2015-08-19 | 2015-11-18 | 重庆神箭汽车传动件有限责任公司 | Chamfering tool |
| CN107584156A (en) * | 2017-10-26 | 2018-01-16 | 芜湖航天汽车连杆有限公司 | Engine connecting rod big end end Boring localization method |
| 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 |
| CN208408588U (en) * | 2018-04-13 | 2019-01-22 | 中山华翔精密机械制造有限公司 | Cylinder swelling clamping device |
| 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 |
Non-Patent Citations (2)
| Title |
|---|
| 王荪馨等: "《数控技术》", 31 January 2015, 西北工业大学出版社, pages: 179 - 182 * |
| 邹南辰等: "《金属工艺学》", 28 February 1979, 机械工业出版社, pages: 213 - 218 * |
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