CN203209762U - Combined milling cutter on side surface of main bearing seat of engine - Google Patents
Combined milling cutter on side surface of main bearing seat of engine Download PDFInfo
- Publication number
- CN203209762U CN203209762U CN 201320196978 CN201320196978U CN203209762U CN 203209762 U CN203209762 U CN 203209762U CN 201320196978 CN201320196978 CN 201320196978 CN 201320196978 U CN201320196978 U CN 201320196978U CN 203209762 U CN203209762 U CN 203209762U
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- China
- Prior art keywords
- cutter
- knife bar
- milling cutter
- blade
- machine clip
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- Expired - Lifetime
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Abstract
The utility model relates to a combined milling cutter on the side surface of a main bearing seat of an engine. The combined milling cutter comprises machine clamp indexable milling cutters, a cutter arbor, a distance control washer and a positioning clamp, and is characterized in that cutter bodies of the machine clamp indexable milling cutters are shaped like gears, blades are fixedly connected with a blade seat through screws, the blade seat is positioned on each wheel tooth and clamped through a wedge block, the wedge block is fixed through a dowel screw, the screws are adjusted for transversely limiting the fixation position of the blade seat on the cutter bodies, key slots are formed in inner holes of the cutter bodies, and a special clamp is used for positioning a cylinder body and ensuring the positioning precision in the process of processing the cylinder body in batches. By adopting the special adjustable machine clamp indexable cutter, blade indexing is facilitated, the sharpness and the dimensional precision of the cutter can be ensured, the 8 machine clamp indexable milling cutters with the same size are clamped on the same cutter arbor through a chain according to the size of the side surface of the bearing seat, the processing of 8 surfaces can be simultaneously completed by feeding once, the problems of low precision of processing size of the side surface of the main bearing seat of the CA4GC1T engine, high rejection rate and the like are solved, and the working efficiency is improved by about ten times.
Description
Technical field
The utility model relates to a kind of engine spindle bearing side gang cutter milling cutter, belongs to automobile manufacturing field.
Background technology
8 former technologies in side of CA4GC1T engine spindle bearing are to adopt the monolithic milling cutter to divide 8 millings to finish processing at horizontal milling machine, because the lathe branch advances low and very difficult dimension chain precision, percent defective height, the inefficiency of guaranteeing of tool wear of precision.
Summary of the invention
The purpose of this utility model provides a kind of engine spindle bearing side gang cutter milling cutter, it guarantees the positioning accuracy of the cylinder body processing of between-lot by special fixture location cylinder body, adopt unique adjustable machine clip variable-position cutter, conveniently carry out the blade transposition and guarantee cutter sharpness and dimensional accuracy, the machine clip variable-position milling cutter of 8 same sizes is pressed bearing block lateral dimension chain clamping on same knife bar, but one-pass is finished the processing of 8 faces simultaneously, solved problems such as the low percent defective height of CA4GC1T engine spindle bearing side accurate to dimension, operating efficiency improves about ten times.
The technical solution of the utility model is achieved in that engine spindle bearing side gang cutter milling cutter, by the machine clip variable-position milling cutter, knife bar, distance control packing ring, positioning fixture is formed, it is characterized in that: the cutter hub of machine clip variable-position milling cutter is gear type, blade is fixedlyed connected with blade bearing by screw, blade bearing is positioned on each gear teeth and clamps by voussoir, by the fixing voussoir of dowel screw, adjust screw cross spacing blade bearing in the fixed position of cutter hub, have keyway on the cutter hub endoporus, the cylinder body both sides are fixedly connected on the positioning fixture by alignment pin, knife bar is positioned at the cylinder body top, the positive stop key that projection is arranged on the knife bar, 8 machine clip variable-position milling cutters are enclosed within on the knife bar, keyway on the cutter hub endoporus of machine clip variable-position milling cutter cooperates spacing with the positive stop key on the knife bar, spacing by distance control packing ring between each machine clip variable-position milling cutter, there is the knife bar locating piece termination, right side of knife bar.
Good effect of the present utility model is its positioning accuracy of effectively guaranteeing the cylinder body processing of between-lot, can realize 8 faces of machining bearing seat simultaneously, solved problems such as the low percent defective height of CA4GC1T engine spindle bearing side accurate to dimension, operating efficiency improves about ten times.
Description of drawings
Fig. 1 is structure chart of the present utility model.
Fig. 2 is machine clip variable-position milling cutter construction figure of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment: as Fig. 1, shown in 2, engine spindle bearing side gang cutter milling cutter, by machine clip variable-position milling cutter 1, knife bar 2, distance control packing ring 3, positioning fixture 4 is formed, it is characterized in that: the cutter hub 1-1 of machine clip variable-position milling cutter 1 is gear type, blade 1-6 is fixedlyed connected with blade bearing 1-4 by screw, blade bearing 1-4 is positioned on each gear teeth and clamps by voussoir 1-3, by the fixing voussoir 1-3 of dowel screw 1-2, adjust screw 1-5 cross spacing blade bearing 1-4 in the fixed position of cutter hub 1-1, have keyway 1-7 on the cutter hub 1-1 endoporus, cylinder body 5 both sides are fixedly connected on the positioning fixture 4 by alignment pin 6, knife bar 2 is positioned at cylinder body 7 tops, the positive stop key 8 that projection is arranged on the knife bar 2,8 machine clip variable-position milling cutters 1 are enclosed within on the knife bar 2, keyway 1-7 on the cutter hub 1-1 endoporus of machine clip variable-position milling cutter 1 cooperates spacing with the positive stop key 8 on the knife bar 2, spacing by distance control packing ring 3 between each machine clip variable-position milling cutter 1, there is knife bar locating piece 9 termination, right side of knife bar 2.
During work, positioning fixture 4 is installed on the platen face, and centering alignment pin 6 makes alignment pin 6 axis parallel with machine tool guideway, and error is not more than 0.02, fastening clips.Cylinder body 5 is that benchmark is placed on the positioning fixture 4 with the alignment pin 6 of two sides, elder generation's clamping 1 is machine clip variable-position milling cutter 1 during adjustment, mill out a facet earlier with this cutter, measure this plane to dowel hole center size, make size reach the drawing requirement by adjusting machine tool feed, detect machine clip variable-position milling cutter 1 gauge, make machine clip variable-position milling cutter 1 gauge reach designing requirement with the adjustment screw 1-5 on the machine clip variable-position milling cutter 1, error is not more than 0.03mm. rotary screw 1-5 and can drives edge bearing 1-4 and move between part and part, the screw big end surface contacts with the edge bearing end face and increases along machine clip variable-position milling cutter 1 thickness direction when screw turns clockwise, otherwise reduces.Played the 1 thickness corrective action of machine clip variable-position milling cutter, it is to make to be installed in 8 on the knife bar cutter gauge unanimity that machine clip variable-position milling cutter 1 is adjusted purpose.With distance control packing ring 3 control chart paper sizes it is installed on the knife bar 2 in seven machine clip variable-position milling cutters 1.The knife bar locating piece 9 fastening cutters of packing into.Cut V several times according to cylinder block material and the definition of blade 1-6 material, further obtain machine tool chief axis 2 revolution n again and calculate feed S by the blade 1-6 quantity of optimizing cutting layer thickness and machine clip variable-position milling cutter 1, the beginning milling.
After blade is installed on the blade bearing with screw, be placed to again in the cutter groove of cutter hub, drive voussoir with dowel screw blade bearing is compressed in advance, make the high point of blade reach designing requirement to cutter hub datum level thickness with adjusting screw adjustment blade position.Reach the point of a knife requirement of beating, fastening dowel screw with adjust all knives bar with quadrat method.Blade reaches and unclamps the blade screw after the blunt standard and carry out the blade transposition.
Claims (1)
1. engine spindle bearing side gang cutter milling cutter, by the machine clip variable-position milling cutter, knife bar, distance control packing ring, positioning fixture is formed, it is characterized in that: the cutter hub of machine clip variable-position milling cutter is gear type, blade is fixedlyed connected with blade bearing by screw, blade bearing is positioned on each gear teeth and clamps by voussoir, by the fixing voussoir of dowel screw, adjust screw cross spacing blade bearing in the fixed position of cutter hub, have keyway on the cutter hub endoporus, the cylinder body both sides are fixedly connected on the positioning fixture by alignment pin, knife bar is positioned at the cylinder body top, the positive stop key of projection is arranged on the knife bar, and 8 machine clip variable-position milling cutters are enclosed within on the knife bar, and the keyway on the cutter hub endoporus of machine clip variable-position milling cutter cooperates spacing with the positive stop key on the knife bar, spacing by distance control packing ring between each machine clip variable-position milling cutter, there is the knife bar locating piece termination, right side of knife bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320196978 CN203209762U (en) | 2013-04-18 | 2013-04-18 | Combined milling cutter on side surface of main bearing seat of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320196978 CN203209762U (en) | 2013-04-18 | 2013-04-18 | Combined milling cutter on side surface of main bearing seat of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203209762U true CN203209762U (en) | 2013-09-25 |
Family
ID=49199333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320196978 Expired - Lifetime CN203209762U (en) | 2013-04-18 | 2013-04-18 | Combined milling cutter on side surface of main bearing seat of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203209762U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001725A (en) * | 2016-05-30 | 2016-10-12 | 方雪锋 | High-speed milling cutter of transmission shaft spline shaft |
| CN106695250A (en) * | 2015-11-13 | 2017-05-24 | 江苏吉鑫风能科技股份有限公司 | Machining technology for casting of combined base of wind driven generator |
| CN106737156A (en) * | 2016-12-13 | 2017-05-31 | 上海达特精密机械配件有限公司 | A kind of application method of grinding cutter, grinding equipment and grinding equipment |
| CN110976991A (en) * | 2019-11-25 | 2020-04-10 | 西安航天发动机有限公司 | Liquid rocket engine spray tube inner wall cooling flow passage deep groove processing milling cutter |
| CN115055907A (en) * | 2022-06-07 | 2022-09-16 | 中国航发成都发动机有限公司 | Slotting repair method for prolonging service life of aero-engine compressor wheel disc |
| CN116060679A (en) * | 2023-03-24 | 2023-05-05 | 长春工业大学 | Assembled cutter special for side milling of carbon fiber composite material |
| CN115055907B (en) * | 2022-06-07 | 2023-09-15 | 中国航发成都发动机有限公司 | Slotting repair method for prolonging service life of aeroengine compressor wheel disc |
-
2013
- 2013-04-18 CN CN 201320196978 patent/CN203209762U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695250A (en) * | 2015-11-13 | 2017-05-24 | 江苏吉鑫风能科技股份有限公司 | Machining technology for casting of combined base of wind driven generator |
| CN106001725A (en) * | 2016-05-30 | 2016-10-12 | 方雪锋 | High-speed milling cutter of transmission shaft spline shaft |
| CN106737156A (en) * | 2016-12-13 | 2017-05-31 | 上海达特精密机械配件有限公司 | A kind of application method of grinding cutter, grinding equipment and grinding equipment |
| CN106737156B (en) * | 2016-12-13 | 2019-03-22 | 上海达特精密机械配件有限公司 | A kind of application method of grinding cutter, grinding equipment and grinding equipment |
| CN110976991A (en) * | 2019-11-25 | 2020-04-10 | 西安航天发动机有限公司 | Liquid rocket engine spray tube inner wall cooling flow passage deep groove processing milling cutter |
| CN115055907A (en) * | 2022-06-07 | 2022-09-16 | 中国航发成都发动机有限公司 | Slotting repair method for prolonging service life of aero-engine compressor wheel disc |
| CN115055907B (en) * | 2022-06-07 | 2023-09-15 | 中国航发成都发动机有限公司 | Slotting repair method for prolonging service life of aeroengine compressor wheel disc |
| CN116060679A (en) * | 2023-03-24 | 2023-05-05 | 长春工业大学 | Assembled cutter special for side milling of carbon fiber composite material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
|
| CX01 | Expiry of patent term |