CN112264652B - A milling tool for diesel engine connecting rod - Google Patents
A milling tool for diesel engine connecting rod Download PDFInfo
- Publication number
- CN112264652B CN112264652B CN202011052100.0A CN202011052100A CN112264652B CN 112264652 B CN112264652 B CN 112264652B CN 202011052100 A CN202011052100 A CN 202011052100A CN 112264652 B CN112264652 B CN 112264652B
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- CN
- China
- Prior art keywords
- connecting rod
- support
- clamp body
- rod
- diesel engine
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- 238000003801 milling Methods 0.000 title claims abstract description 21
- 238000003825 pressing Methods 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/10—Relieving by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Jigs For Machine Tools (AREA)
Abstract
本发明涉及一种柴油机连杆用铣齿加工工装。该柴油机连杆用铣齿加工工装，包括底板，所述底板的上端外表面连接有夹具体，所述夹具体的外表面连接有涨套与支撑杆，所述支撑杆的外表面支撑有连杆件，所述涨套插入于连杆件的小头孔内，所述连杆件的大头孔内设置有定位块，所述定位块的外表面贯穿有螺杆，所述螺杆的外表面套有压板，所述压板的外表面连接有支撑钉，所述支撑钉与连杆件的外表面紧密接触，所述支撑钉的端头位置连接有螺母；该柴油机连杆用铣齿加工工装，结构简单，操作方便，使用灵活，便于柴油机连杆固定使用，方便连杆铣齿加工，便于推广使用。
The present invention relates to a milling gear processing tool for a diesel engine connecting rod. The milling gear processing tool for a diesel engine connecting rod comprises a base plate, the upper end outer surface of the base plate is connected with a clamping body, the outer surface of the clamping body is connected with an expansion sleeve and a support rod, the outer surface of the support rod supports a connecting rod, the expansion sleeve is inserted into the small head hole of the connecting rod, a positioning block is arranged in the large head hole of the connecting rod, a screw rod is penetrated through the outer surface of the positioning block, a pressure plate is sleeved on the outer surface of the screw rod, a support pin is connected to the outer surface of the pressure plate, the support pin is in close contact with the outer surface of the connecting rod, and a nut is connected to the end position of the support pin; the milling gear processing tool for a diesel engine connecting rod has a simple structure, is easy to operate, is flexible to use, is convenient for fixing and using the diesel engine connecting rod, is convenient for milling gear processing of the connecting rod, and is convenient for popularization and use.
Description
Technical Field
The invention belongs to the technical field of connecting rod machining, and particularly relates to a gear milling machining tool for a diesel engine connecting rod.
Background
The connecting rod is a rod piece which transmits motion and force by virtue of a driving piece and a driven piece in a diesel engine, is an important part for connecting a piston and a crankshaft, is subjected to strong impact and dynamic stress in operation and is subjected to dynamic load which changes suddenly, the quality of the connecting rod determines the overall performance of the diesel engine, the connecting rod consists of a rod body and a rod cover, the rod body and the rod cover are meshed through specially designed tooth shapes and are tensioned through special bolts, a big head end formed by the connecting part of the rod body and the rod cover is connected with a piston pin, the stress is complex, the tooth shape is manufactured at the position, the tooth shape has higher requirements (the tooth shape fitting degree reaches more than 85 percent), the key working procedure of the connecting rod tooth shape needs advanced manufacturing technology and technological equipment, the machining of the connecting rod tooth shape at home at present is mainly through a powerful grinding machine, the advantages of stable technology, the precision requirement of the machine equipment is not too high, the disadvantage of extremely long technology time (three and four hours), the machining efficiency is extremely low, the burning easily occurs, the related manufacturing manufacturer adopts the tooth shape, the advantages of the technology method are high efficiency (ten minutes of the manufacturing technology is low, and the requirements of high precision are high to the machining personnel.
Disclosure of Invention
The invention aims to solve the problems and provide the gear milling tooling for the diesel engine connecting rod, which has a simple structure and reasonable design.
The invention realizes the above purpose through the following technical scheme:
The utility model provides a diesel engine connecting rod is with milling teeth processing frock, includes the bottom plate, the upper end surface of bottom plate is connected with the anchor clamps body, the surface of the anchor clamps body is connected with cover and bracing piece that rises, the surface support of bracing piece has the connecting rod piece, it inserts in the little head downthehole of connecting rod piece to rise the cover, be provided with the locating piece in the big head downthehole of connecting rod piece, the surface of locating piece runs through there is the screw rod, the surface cover of screw rod has the clamp plate, the surface connection of clamp plate has the supporting nail, the surface in close contact with of supporting nail and connecting rod piece, the end position of supporting nail is connected with the nut.
As a further optimization scheme of the invention, the outer surface of the bottom plate is provided with a plurality of groups of slide ways, the outer surface of the lower end of the clamp body is fixedly connected with a sliding block, the clamp body is in sliding connection with the bottom plate, and the sliding block is positioned in the slide ways and moves along the slide ways.
As a further optimization scheme of the invention, the number of the supporting rods is a plurality of groups, the supporting rods are eccentric rod bodies, and the supporting rods can rotate freely.
As a further optimization scheme of the invention, the positioning block and the pressing plate are semicircular, and the area of the pressing plate is larger than that of the positioning block.
As a further optimization scheme of the invention, the support nail comprises a fixed part, the lower end of the fixed part is fixedly connected with a connecting tail part, the connecting tail part is connected with the pressing plate, the upper end of the fixed part is movably connected with a movable part, the outer surface of the upper end of the movable part is contacted with the outer surface of the connecting rod piece, and the movable part moves up and down along the axial direction of the support nail.
As a further optimization scheme of the invention, the number of the supporting nails is three, the inside of the fixing part is connected with an elastic piece, and the elastic piece is connected with the movable part.
As a further optimization scheme of the invention, the elastic piece is a compression spring or a rubber cushion block.
The invention has the advantages that the expansion sleeve is arranged, the expansion sleeve can change the size within a certain range, is suitable for the size of the small head hole of the connecting rod piece, effectively prevents over-positioning, plays a good positioning role and a locking role, is provided with the supporting rod which can rotate by itself, can be adjusted to be in contact with the supporting of the connecting rod piece and assist in supporting and use, is also provided with the supporting nail which can be self-adaptively positioned on a plane for use, has excellent positioning effect, and has the advantages of simple structure, convenient operation, flexible use, capability of effectively improving the milling precision, convenient fixing and use of the connecting rod of the diesel engine, convenient milling processing of the connecting rod and convenient popularization and use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of another angle configuration of the present invention;
FIG. 3 is a schematic side elevational view of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the structure of the present invention shown in FIG. 3 with the link members and platens removed;
FIG. 5 is a schematic view of the structure of the support spike of the present invention;
fig. 6 is a schematic side view of the fig. 5 structure of the present invention.
The device comprises a base plate 1, a clamp body 2, a connecting rod piece 4, a pressing plate 5, a positioning block 6, an expansion sleeve 7, a supporting rod 8, a supporting nail 81, a movable part 82, a fixed part 83, a connecting tail part 9, a screw rod 10, a supporting block 11, a thick cushion block 12 and a thin cushion block.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings, wherein it is to be understood that the following detailed description is for the purpose of further illustrating the application only and is not to be construed as limiting the scope of the application, as various insubstantial modifications and adaptations of the application to those skilled in the art can be made in light of the foregoing disclosure.
Example 1
As shown in fig. 1-6, a gear milling tooling for a diesel engine connecting rod comprises a bottom plate 1, wherein the outer surface of the upper end of the bottom plate 1 is connected with a clamp body 2, the outer surface of the clamp body 2 is connected with an expansion sleeve 6 and a supporting rod 7, the outer surface of the supporting rod 7 is supported with a connecting rod piece 3, the expansion sleeve 6 is inserted into a small-head hole of the connecting rod piece 3, a positioning block 5 is arranged in a large-head hole of the connecting rod piece 3, the outer surface of the positioning block 5 penetrates through a screw rod 9, the outer surface of the screw rod 9 is sleeved with a pressing plate 4, the outer surface of the pressing plate 4 is connected with a supporting nail 8, the supporting nail 8 is tightly contacted with the outer surface of the connecting rod piece 3, and the end position of the supporting nail 8 is connected with a nut. The expansion sleeve 6 is composed of a positioning mandrel, a screw rod part, an expansion sleeve part, a special nut and other components and is used for adapting to the small-end hole size of the link rod part 3, effectively locking and preventing over-positioning.
The outer surface of the bottom plate 1 is provided with a plurality of groups of slide ways, the outer surface of the lower end of the clamp body 2 is fixedly connected with a sliding block, the clamp body 2 is in sliding connection with the bottom plate 1, and the sliding block is positioned in the slide ways and moves along the slide ways; the number of the supporting rods 7 is a plurality of groups, the supporting rods 7 are eccentric rod bodies, the supporting rods 7 can rotate freely, in the embodiment, the number of the supporting rods 7 is three, each supporting rod 7 consists of an eccentric sleeve rod and a rotating shaft, the rotating shaft is connected with the clamp body 2, the eccentric sleeve rod is sleeved on the surface of the rotating shaft, the supporting rods 7 can rotate and are adjusted to be in supporting contact with the connecting rod piece 3 for auxiliary supporting, the positioning blocks 5 and the pressing plates 4 are semicircular, the area of the pressing plates 4 is larger than that of the positioning blocks 5, the positioning blocks 5 are matched with the big head holes of the connecting rod piece 3, the pressing plates 4 cover the pressing connecting rod piece 3, the pressing effect of the pressing plates 4 can be achieved through supporting nails 8, each supporting nail 8 comprises a fixing part 82, the lower end of each fixing part 82 is fixedly connected with a connecting tail part 83, the upper end of each fixing part 82 is movably connected with a movable part 81, the outer surface of each movable part 81 is in contact with the outer surface of the connecting rod piece 3, the two ends of each movable part 81 are respectively connected with the corresponding elastic nail 8 in the axial direction, the two elastic parts 81 are respectively connected with the elastic parts 81, and the elastic parts 81 are respectively fixed in the inner parts of the fixing parts of the elastic parts 81.
In the embodiment, the other side of the clamp body 2 is also fixed with a rod cover, the clamp body 2 is penetrated through by a screw 9, the other side surface of the clamp body 2 is sleeved with a pressing plate 4 and a positioning block 5, three groups of supporting nails 8 are fixed on the surface of the pressing plate 4, nuts are arranged at the end part of the screw 9 to lock the supporting blocks, the bottom of the rod cover is provided with a supporting block 10, the surface of the supporting block is connected with a thick cushion block 11 and a thin cushion block 12 to support the thick cushion block (the cushion block has certain elasticity and is replaceable), the clamp body 2 is fixedly connected with the rod 3 (the rod body) and the rod cover, gear milling of the rod body and the rod cover can be formed at one time, the positioning accuracy of the two groups of pressing plates 4 and the positioning block 5 can be effectively improved, and the gear milling accuracy is convenient to improve.
The gear milling tooling for the diesel engine connecting rod is provided with the expansion sleeve 6, the expansion sleeve 6 can change the size in a certain range, adapt to the size of a small end hole of the connecting rod piece 3, effectively prevent over-positioning, play a good role in positioning and locking, be provided with the supporting rod 7, rotate by itself, can be adjusted to be in contact with the supporting of the connecting rod piece 3 and assist in supporting, and be further provided with the supporting nails 8, the supporting nails 8 can be self-adaptively positioned on a plane for group use, the positioning effect is very excellent, and the gear milling tooling is simple in structure, convenient to operate, flexible to use, convenient for fixing and using the diesel engine connecting rod, convenient for gear milling of the connecting rod, and convenient to popularize and use.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052100.0A CN112264652B (en) | 2020-09-29 | 2020-09-29 | A milling tool for diesel engine connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052100.0A CN112264652B (en) | 2020-09-29 | 2020-09-29 | A milling tool for diesel engine connecting rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112264652A CN112264652A (en) | 2021-01-26 |
| CN112264652B true CN112264652B (en) | 2024-12-03 |
Family
ID=74348672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011052100.0A Active CN112264652B (en) | 2020-09-29 | 2020-09-29 | A milling tool for diesel engine connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112264652B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114515972B (en) * | 2022-02-24 | 2022-12-02 | 南通新强机床制造有限公司 | A anchor clamps and milling machine for milling machine fast loading and unloading |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215698A (en) * | 2015-09-28 | 2016-01-06 | 宁波隆源精密机械有限公司 | A kind of Digit Control Machine Tool spiral steering clamp |
| CN105710458A (en) * | 2014-12-05 | 2016-06-29 | 重庆市朗泰机械有限公司 | Diesel engine connecting rod hobbing clamping seat |
| CN207120008U (en) * | 2017-05-31 | 2018-03-20 | 安庆中船动力配套有限公司 | A kind of connecting rod cap boring and milling fixture |
| CN109454331A (en) * | 2018-11-30 | 2019-03-12 | 上海航天精密机械研究所 | Suitable for manufacturing the bilateral laser welding apparatus of rocket T-type structure siding |
| CN110842603A (en) * | 2019-11-29 | 2020-02-28 | 安庆中船动力配套有限公司 | Connecting rod components of a whole that can function independently processing frock |
| CN213857277U (en) * | 2020-09-29 | 2021-08-03 | 安庆中船动力配套有限公司 | Gear milling machining tool for diesel engine connecting rod |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207447907U (en) * | 2017-05-31 | 2018-06-05 | 安庆中船动力配套有限公司 | A kind of connecting rod finish-milling fixture |
-
2020
- 2020-09-29 CN CN202011052100.0A patent/CN112264652B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105710458A (en) * | 2014-12-05 | 2016-06-29 | 重庆市朗泰机械有限公司 | Diesel engine connecting rod hobbing clamping seat |
| CN105215698A (en) * | 2015-09-28 | 2016-01-06 | 宁波隆源精密机械有限公司 | A kind of Digit Control Machine Tool spiral steering clamp |
| CN207120008U (en) * | 2017-05-31 | 2018-03-20 | 安庆中船动力配套有限公司 | A kind of connecting rod cap boring and milling fixture |
| CN109454331A (en) * | 2018-11-30 | 2019-03-12 | 上海航天精密机械研究所 | Suitable for manufacturing the bilateral laser welding apparatus of rocket T-type structure siding |
| CN110842603A (en) * | 2019-11-29 | 2020-02-28 | 安庆中船动力配套有限公司 | Connecting rod components of a whole that can function independently processing frock |
| CN213857277U (en) * | 2020-09-29 | 2021-08-03 | 安庆中船动力配套有限公司 | Gear milling machining tool for diesel engine connecting rod |
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| Publication number | Publication date |
|---|---|
| CN112264652A (en) | 2021-01-26 |
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