CN205362687U - Processingequipment of high rigidity, dark blind hole abnormal shape curved surface - Google Patents
Processingequipment of high rigidity, dark blind hole abnormal shape curved surface Download PDFInfo
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- CN205362687U CN205362687U CN201520743475.XU CN201520743475U CN205362687U CN 205362687 U CN205362687 U CN 205362687U CN 201520743475 U CN201520743475 U CN 201520743475U CN 205362687 U CN205362687 U CN 205362687U
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Abstract
The utility model relates to a processingequipment of high rigidity, dark blind hole abnormal shape curved surface, lathe tool pole front end is through special centre gripping cutter holder centre gripping shaping sword, pole body circumferencial direction has more than two sets of, the keyway of four equipartitions, insertible support wood key, the rear end has the limit baffle who prevents car cutter spindle and require above the settlement to the feed, it is terminal with preventing the tenesmic weight linear meter of lathe tool pole front end, the shaping sword disposes small circle arc shaping sword, conical surface shaping sword and orthodrome shaping sword according to the center cut shape of dark blind hole abnormal shape curved surface root. Use the utility model discloses add man -hour, numerical control lathe jack catch holding workpiece does not have the nose end, it has the nose end to withstand the work piece with central end cap, the lathe tool bar cramp is held on the numerical control lathe knife rest, adjustment lathe saddle, special centre gripping cutter holder centre gripping shaping sword to with the supplementary end cap inner wall tool setting in corresponding aperture, the feed of lathe tool pole gets into mold cavity, and segmentation turning goes out heterotypic curved surface. The utility model discloses simple structure, the flexible operation is convenient, can satisfy heterotypic curved surface size and required precision.
Description
Technical field
This utility model relates to the processing unit (plant) that a kind of high rigidity, deep blind hole are special-shaped curved.
Background technology
The special-shaped curved die cavity often degree of depth of non through hole is shallower, and aperture is relatively big, and material hardness is not high.
Deep blind hole is special-shaped curved relatively common on the products such as warhead ammunition component housing.The structures such as current weaponry, housing just develop towards integration, Composite direction.This series products often all have chosen special material, and hardness, up to HRC55～HRC60, is made up of smooth, complex-shaped surface mould and outer curved surface, has good pneumatic property and space transmission force property.This kind of deep blind hole be special-shaped curved has that material hardness blind hole high, deep, aperture be little and the feature such as stepped hole, and root is that straight hole section is tangent with circular arc, this circular arc, conical surface tangent with the conical surface again, special-shaped curved overall structure that bottom surface circular arc again with baseplane tangent tangent with bottom surface circular arc again.Owing to this product is by special material forging molding, through quenching heat treatment after roughing, material hardness tends to alloy cutter, there is hardness height, fragility big, during cutting, resistance to cutting and heat in metal cutting are big, tool wear and the many feature of tipping phenomenon, it is difficult to ensure product size and required precision.Blind hole mouth diameters is little, is difficult to control to size during boring middle aperture, is not easy to observe cutter (adjust cutter and be at defined location control aperture) situation, and deep hole drilling and boring machine boring head cannot realize radial feed；As directly processed on lathe, there is again knife bar during metal long cutting tool bar turning deep blind hole and overhang and vibration, it is difficult to ensure that the problem that its endoporus form and position tolerance and roughness etc. requires.If taking the forming cutter processing endoporus root of justifying, it is necessary to making longer bigger cutter holder, so whole cutting system gravity increases, and rigidity is not enough and cutting ability is poor, it is easy to tipping or knife, causes product overproof.
Summary of the invention
The purpose of this utility model is for above-mentioned present situation, it is desirable to provide a kind of simple in construction, flexible and convenient operation, precision is high, processing unit (plant) that can cut high hardness material, that deep blind hole is special-shaped curved.
Implementation of the present utility model is, the processing unit (plant) that a kind of high rigidity, deep blind hole are special-shaped curved, and turning tool rod front end is by Special clamping cutter holder clamping forming cutter；Shaft circumferencial direction have more than two, four uniform, can embed support wood key keyway；There is the postive stop baffle preventing the axial feed of turning tool rod from exceeding setting requirement rear end；End is with the weight linear meter preventing turning tool rod front end from dropping.
Described forming cutter is configured with small arc-shaped forming cutter, conical surface forming cutter and orthodrome forming cutter by the central cross-section shape of the special-shaped curved root of deep blind hole.
Man-hour is added, the cylindrical without nose end of digital control lathe chuck claw clamping workpiece with this utility model；Nose end is had with what center plug withstood workpiece；Turning tool rod is clamped on Tool-rest of Numerical Control Lathe, adjusts lathe saddle, is clamped to by forming cutter on Special clamping cutter holder, and and the auxiliary plug inwall in corresponding aperture to cutter, turning tool rod feed enters workpiece cavity, cuts special-shaped curved；By carbide blade finish turning workpiece straight hole section.
This utility model simple in construction, flexible and convenient operation, it is possible to meet the special-shaped curved size of this kind of high rigidity, deep blind hole and required precision.
Accompanying drawing explanation
Fig. 1 is the special-shaped curved root state diagram of the deep blind hole of this utility model turning,
Fig. 2 is the small arc surface state diagram that small arc surface forming cutter processing deep blind-hole is special-shaped curved,
Fig. 3,4 it is the special-shaped curved conical surface state diagram of conical surface forming cutter processing deep blind-hole,
Fig. 5 is the orthodrome surface state figure that great circle cambered surface forming cutter processing deep blind-hole is special-shaped curved,
Fig. 6,7 be Special clamping cutter holder dress small arc-shaped forming cutter state diagram,
Fig. 8,9 be Special clamping cutter holder dress conical surface forming cutter state diagram,
Figure 10,11 be Special clamping cutter holder dress orthodrome forming cutter state diagram.
Detailed description of the invention
This utility model is described in detail in detail with reference to the accompanying drawings.
With reference to Fig. 1, the processing unit (plant) that a kind of high rigidity, deep blind hole are special-shaped curved, there is the Special clamping cutter holder 6 of clamping forming cutter turning tool rod 8 front end.Shaft circumferencial direction have more than two, four uniform, the keyways 9 supporting wood key can be embedded.Keyway at turning tool rod is embedded in wood key 7, and Special clamping cutter holder holds forming cutter, and when turning tool rod 8 stretches into the inwall of workpiece 2, wood key acts the effect supporting forming cutter, Special clamping cutter holder and turning tool rod, strengthens the rigidity of cutting system.If two groups of wood keys on turning tool rod shaft are by same auxiliary plug, can only supporting the hole wall of same apertures, owing to workpiece 2 endoporus is stepped hole, that group wood key below does not have supporting role, so wood key do not installed by one group of keyway that the present invention is below.
Turning tool rod 8 rear end limited location baffle plate 15, the pre-set axial feed distance with each forming cutter, postive stop baffle 15 can prevent the axial feed of turning tool rod from exceeding setting requirement.Turning tool rod is clamped on the knife rest 16 of numerically controlled lathe, and end has weight linear meter 17, can prevent the heavier tenesmus in turning tool rod front end from causing knife or dimension overproof.
Described forming cutter is configured with small arc-shaped forming cutter 3, conical surface forming cutter 4 and orthodrome forming cutter 5 by the central cross-section shape of the special-shaped curved root of deep blind hole.The forming cutter that small arc-shaped forming cutter 3, conical surface forming cutter 4 and orthodrome forming cutter 5 adopt material trademark to be M42.
With reference to Fig. 8 11, conical surface forming cutter 4, orthodrome forming cutter 5 are respectively clamped on Special clamping cutter holder 6, and by the direction of axial feed, front end is the fillet surface playing the guiding role and preventing to stab forming surface, for non-cutting face；Middle one section is cutting face；Back segment is to knife face.
With reference to Fig. 6,7, small arc-shaped forming cutter 3 adds man-hour, and because inner hole of workpiece head is solid end face, so small arc-shaped forming cutter 3 cutter hub front end is without fillet surface, leading portion is cutting face, and back segment is to knife face.
With specifically comprising the following steps that of this utility model processing
Numerically controlled lathe this utility model process endoporus be the deep blind hole of workpiece 2 of stepped hole structure special-shaped curved time, digital control lathe chuck claw 1 clamps the cylindrical without nose end of workpiece 2；Nose end is had with what center plug withstood workpiece 2；Numerically controlled lathe head of a bed car is measured band sonigauge and is surveyed wall thickness adjustment centering, and tailstock, with aperture centering, vehicle frame position, centering band, adjusts lathe center frame roller 10, supports excircle of workpiece, exits the top dismounting centre bore plug of tailstock；Turning tool rod 8 is clamped on Tool-rest of Numerical Control Lathe 16, adjusts lathe saddle, makes turning tool rod shaft and inner hole of workpiece, lathe spindle concentric more locked with pull bar, pad, nut etc..
Forming cutter small arc-shaped forming cutter 3, conical surface forming cutter 4 and orthodrome forming cutter 5 are respectively clamped on Special clamping cutter holder 6, Special clamping cutter holder is inserted into turning tool rod 8 front end, make forming cutter cutting edge and lathe spindle center height contour, what then make forming cutter is parallel to axis of workpiece to knife face, and with the small arc-shaped auxiliary plug 11 in corresponding aperture, conical surface auxiliary plug 1, conical surface auxiliary plug 2 13, orthodrome auxiliary plug 14 (see Fig. 2,3,4,5) inwall to cutter, finally with lock-screw compression Special clamping cutter holder 6.
Wood key 7 embeds keyway 9 with turning tool rod 8 feed, during by assisting plug to enter workpiece 2 die cavity accordingly, is close to the workpiece hole wall identical with this auxiliary plug internal diameter, supports turning tool rod, Special clamping cutter holder and forming cutter, improve the rigidity of cutting system.
Numerically-controlled slide 16 controls axial feed degree of depth finish turning, coordinates the postive stop baffle 15 having set axial location, it is prevented that forming cutter stabs workpiece lumen.Each forming cutter knife face is gone out special-shaped curved corresponding section along the dashed trace shown in Fig. 2,3,4,5, segmentation finish turning respectively.By the clamped cutting bit finish turning workpiece straight hole section of carbide blade, last rubbing down connects tool marks, then high rigidity, the special-shaped curved completion of processing of deep blind hole.
This utility model simple in construction, flexible and convenient operation, it is possible to realize the finishing requirements that high rigidity, deep blind hole are special-shaped curved.
Claims (4)
1. the processing unit (plant) that a high rigidity, deep blind hole are special-shaped curved, it is characterised in that: turning tool rod front end is by clamping cutter holder clamping forming cutter；Shaft circumferencial direction have more than two, four uniform, can embed support wood key keyway；There is the postive stop baffle preventing the axial feed of turning tool rod from exceeding setting requirement rear end；End is with the weight linear meter preventing turning tool rod front end from dropping；
Described forming cutter is configured with small arc-shaped forming cutter, conical surface forming cutter and orthodrome forming cutter by the central cross-section shape of the special-shaped curved root of deep blind hole.
2. the processing unit (plant) that a kind of high rigidity according to claim 1, deep blind hole are special-shaped curved, it is characterized in that: conical surface forming cutter (4), orthodrome forming cutter (5) are respectively clamped in clamping cutter holder (6), direction by axial feed, lead for convenience and prevent from stabbing the fillet surface of forming surface in front end, for non-cutting face；Middle one section is cutting face；Back segment is to knife face.
3. the processing unit (plant) that a kind of high rigidity according to claim 1, deep blind hole are special-shaped curved, it is characterised in that: small arc-shaped forming cutter (3) is clamped in clamping cutter holder (6), and by the direction of axial feed, leading portion is cutting face；Back segment is to knife face.
4. the processing unit (plant) that a kind of high rigidity according to claim 1, deep blind hole are special-shaped curved, it is characterised in that: small arc-shaped forming cutter (3), conical surface forming cutter (4) and orthodrome forming cutter (5) adopt material trademark to be the forming cutter of M42.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743475.XU CN205362687U (en) | 2015-09-22 | 2015-09-22 | Processingequipment of high rigidity, dark blind hole abnormal shape curved surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743475.XU CN205362687U (en) | 2015-09-22 | 2015-09-22 | Processingequipment of high rigidity, dark blind hole abnormal shape curved surface |
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| CN205362687U true CN205362687U (en) | 2016-07-06 |
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| CN201520743475.XU Active CN205362687U (en) | 2015-09-22 | 2015-09-22 | Processingequipment of high rigidity, dark blind hole abnormal shape curved surface |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171001A (en) * | 2015-09-22 | 2015-12-23 | 武汉重工铸锻有限责任公司 | Machining device and machining method of high-hardness deep blind hole special-shaped curved surface |
| CN107335972A (en) * | 2017-07-03 | 2017-11-10 | 湖北三江航天江北机械工程有限公司 | The processing method and special equipment of the special-shaped curved revolution cavity parts of ultra-deep |
| CN108857521A (en) * | 2017-05-15 | 2018-11-23 | 阿鲁格拉股份公司 | Cutter holder is locked in chip removal come the automatic equipment on mach lathe and machine |
| CN114799246A (en) * | 2022-05-06 | 2022-07-29 | 青岛科技大学 | Multi-stage amplification two-dimensional ultrasonic cutting device with replaceable cutter |
-
2015
- 2015-09-22 CN CN201520743475.XU patent/CN205362687U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171001A (en) * | 2015-09-22 | 2015-12-23 | 武汉重工铸锻有限责任公司 | Machining device and machining method of high-hardness deep blind hole special-shaped curved surface |
| CN108857521A (en) * | 2017-05-15 | 2018-11-23 | 阿鲁格拉股份公司 | Cutter holder is locked in chip removal come the automatic equipment on mach lathe and machine |
| CN108857521B (en) * | 2017-05-15 | 2021-10-15 | 阿鲁格拉股份公司 | Automatic device for locking tool holders on lathes and machines for machining with chip removal |
| CN107335972A (en) * | 2017-07-03 | 2017-11-10 | 湖北三江航天江北机械工程有限公司 | The processing method and special equipment of the special-shaped curved revolution cavity parts of ultra-deep |
| CN107335972B (en) * | 2017-07-03 | 2019-06-18 | 湖北三江航天江北机械工程有限公司 | The processing method and special equipment of the special-shaped curved revolution cavity parts of ultra-deep |
| CN114799246A (en) * | 2022-05-06 | 2022-07-29 | 青岛科技大学 | Multi-stage amplification two-dimensional ultrasonic cutting device with replaceable cutter |
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