CN2194230Y - Clamping structure for cutter by hole clamping parts - Google Patents
Clamping structure for cutter by hole clamping parts Download PDFInfo
- Publication number
- CN2194230Y CN2194230Y CN 93239151 CN93239151U CN2194230Y CN 2194230 Y CN2194230 Y CN 2194230Y CN 93239151 CN93239151 CN 93239151 CN 93239151 U CN93239151 U CN 93239151U CN 2194230 Y CN2194230 Y CN 2194230Y
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- China
- Prior art keywords
- clamping
- clamping structure
- hole
- plane
- screw thread
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- Expired - Fee Related
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model relates to novel clamping mechanisms of a clamping piece with a hole. The clamping mechanisms are provided with a positioning base plane, a guide channel, a stressed oblique surface, a screw thread pair for force application, etc., wherein, the positioning base plane, the guide channel, the stressed oblique surface, the screw thread pair for force application, etc. are combined in various ways to form a series of novel clamping mechanisms. The mechanisms enable the movable clamping piece to be ultimately in the six-point localization state, ensure the stability and reliability of clamping and the performance of accurate positioning of the clamping piece, overcome the defects of an existing mechanical cutter clamping appliance in the lever type or the counterbore and eccentricity type when used for a punched blade, and convert turnable cutters into the cutters which is turnable and can be sharpened again. The utility model can be widely used for fixing the punched blade, a block and a positioning element of the mechanical cutter clamping appliance, and can be used for cutting tools, milling tools, corn milling tools and other industries.
Description
A kind of clamping structure of pressing from both sides special part with the hole, be applicable to the clamping of the band circular hole blade, counterbore blade, module, setting element etc. of mechanical clamped cutting tool, can be used on the multiple general and dedicated tool such as lathe tool, milling cutter, corn ear milling cutter, and can relate to the clamping of the like of other industry.
At present, both at home and abroad the clamping mode of the band circular hole blade that adopts is most widely used is lever (Fig. 1, Fig. 2), and this structure clamping strength is big, and the blade performance that puts in place is good, but the stability of clamping element (lever) is poor, can not adapt to the cutting requirement of heavy type and impact.Secondly the centering type (Fig. 3, Fig. 4) that adopts is bad because of the blade performance that puts in place, and clamping is reliably poor, uses seldom.A kind of not only eccentric but also go up the combined type (Fig. 5, Fig. 6) of pressing performance is bad though blade puts in place, the clamping reliability is strengthened, but influence the smear metal smoothness because of holder (pressing plate) exposes, and cost increase, operate inconvenient.In addition, the difficult processing of pull hook formula (Fig. 7) intersection inclined hole, lever pin formula (Figure 10) lever pin and pin-and-hole required precision height cause the scope of application all wideless.The counterbore blade the most generally adopts is that drift angle, eccentric clamping (Fig. 8, Fig. 9) have that holder is few, clamping reliability height, but still has the blade poor performance that puts in place, and promptly deviator is little, can not put in place, and deviator is big, and the screw distortion is heated to stick and is unloaded; Adding filler when both having made the screw-in screw also is difficult to thoroughly deal with problems.
The purpose of this utility model just is to solve above-mentioned drawback, provides a series of to the novel clamping structure with the hole holder, guarantees the stability of holder, the reliability of clamping and the performance that accurately puts in place that is held part.
The purpose of this utility model realizes in the following way: be provided with in whole clamping structure that location basal plane 1, gathering sill lead 2, stressed inclined-plane 3 and application of force screw thread pair 4, constitute structure " four key elements ".Formed location basal plane (1., 2., 3. anchor point) thus, 6. gathering sill two sides (4., 5. anchor point) and clamping moving member 5 and the contact point of being carried secretly garden in the part of hole make the clamping moving member finally be in six complete point location states.According to the different requirements of cutter, structure " four key elements " need take different shapes, makes up and distribute, constitute a series of with holes novel clamping structures with this.Following pattern is arranged: the shape of (1) location basal plane 1 can adopt plane (as Figure 11,12,13,15,14,17) or fusiformis face (as Figure 18) or garden arc.2 the shape of leading gathering sill can adopt the compound mode of rectangle (as Figure 11) or circular arc (as Figure 14) or prism shape (as Figure 18) (2) location basal plane 1 and gathering sill 2 can adopt both to overlap (as Figure 18) or both are at (as Figure 12,14,17) on 1 part or at (as Figure 11,13) on two parts or on 3 parts.(3) stressed inclined-plane 3 and the combining form of folder between the special moving member 5 are separated (as Figure 15,16,18) for both one (as Figure 11,12,13,14) or both.(4) compound mode of application of force screw thread pair 4 is: nut (as Figure 12,13) or nut on clamping system matrix separate (as Figure 11,14,15,16,17,18) (5) clamping moving member 5 and can adopt the sub-assembly (as Figure 15,16,18,17) of an independent part (as Figure 11,12,13,14) or two parts or the sub-assembly of two above parts with matrix.
Description of drawings
Figure 11 band circular hole lathe tool blade clamping structure (embodiment 1)
The anti-entrucking cutter blade of Figure 12 clamping structure (embodiment 2)
The indexable turning tool blade clamping structure (embodiment 3) of Figure 13 reversible
The indexable cutter blade clamping structure (embodiment 4) of can refacing again of Figure 14
Figure 15,16,17,18, counterbore blade clamping structure (embodiment 5,6,7,8)
Symbol description in the top institute drawings attached:
1-locatees basal plane 9-canted tie plate (Figure 13)
The 2-gathering sill is led 10-rotary screw (Fig. 1)
The stressed inclined-plane of 3-11-groove step-by-step movement locating piece (Figure 14)
4-application of force screw thread pair 12-barrel nut
The short groove of 5-clamping moving member 13-circular arc
The spacing planchet of 6-cutter hub 14-
7-is carried secretly the spacing button head screw of hole part (blade) 15-
The cylindrical hoisting nut of 8-(Figure 11,14) the 16-basal plane spare of packing into
1. 2. 3. 4. 5. 6.-six pack into basal plane and channel member of an anchor point 17-
Location, clamping process: screw screw 4, under the effect of screw thread pair frictional force, driving nut 8 rotates, gathering sill is led 2 deflections thereupon, forces clamping to move part 5 swing, because of being subjected to blade 7 endoporus points stopping 6., force part 5 move up under 4., 5. being obstructed situation in the conduit both sides (lifting) force part 5 to be close to location basal plane 1, move along guiding conduit 2, drive is accurately put in place by clip blade 7 and is close on cutter hub 6, and clamping is finished.The screw thread pair self-locking keeps stable.
Embodiment 2, Figure 12, and location basal plane 1 and gathering sill 2 are one, on cutter hub 6, the fillet surface of application of force screw 4 is the point of application, acts directly on the stressed inclined-plane 3 of clamping moving member 5.
Embodiment 3, Figure 13, and location basal plane 1 is on a canted tie plate 9, and rotary screw 10 play supporting role, and screw 10 and 4 is transferred to the appropriate location rotates one of them and just play the clamping effect.
Embodiment 4 Figure 14 utilize the structure of Figure 11 (embodiment 1) to set up a groove stepping locating piece 11, become " two can " lathe tool a kind of not only indexable but also that can reface.
Embodiment 5 Figure 15 when structure is special, can establishes part in addition and be the location basal plane, and with its conduit of packing into.
Embodiment 6: Figure 16 opens plane of orientation at barrel nut 12 1 ends, coincide screwhole position on the rotating screw 15 adjustable full circle posts with limiting gasket 14.If set up a locating piece that moves along the nut conduit, the problem of refacing of counterbore blade has also solved.
Embodiment 7: Figure 17.Location basal plane 1 and guiding conduit 2 for one at cutter hub 6(or touch piece) on, rotation clamp screws 4(5) nut 5 inclined-planes 3 pressurizeds force nut 5 to be close to locating surface along conduit and move to clamping direction, drive screw 4(5 simultaneously) move, guarantee that blade 7 accurately puts in place and clamping.Therefore screw 4(5) promptly do application of force screw thread pair 4, make clamping moving member 5 again.
Embodiment 8: Figure 18, location basal plane 1 overlap with guiding conduit 2 and are shuttle limit shape, and clamping moving member 5 is the sub-assembly of screw 5.1 and 5.2.
Techno-economic effect of the present utility model:
1, adopt structure four key elements and make the clamping moving member finally be in six complete point location states, guarantee the stability of clamping, gathering sill is led and is guaranteed the directed performance that accurately puts in place that moves of holder; Stressed inclination angle of inclined plane is greater than the angle of friction between the contact element, and direction is consistent with the guiding conduit, guarantees that holder can only advance toward clamping direction, till clamping.Application of force screw thread pair acts on the inclined-plane, guarantees the clamping reliability.
2, reliable and stable clamping structure, broken through the traditional approach that pressure type is only adopted in heavy turning, make blade with holes enter heavy turning field, the standard series of indexable turning tool is extended to the scope of heavy-duty turning tool, and the heavy-duty turning tool that is through with can only be as the history of special tool.
3, owing to remove the pressing plate of going up pressure type, make cutting smooth without hindrance,, improve metal cutting technology level and production capacity, change the indexable tool looks and all play an important role energy efficient.
4, solved the existing clamping structure off-centre of counterbore blade, the drift angle forces problems such as the sticking limit of screw distortion, and guarantees that blade accurately puts in place, and clamping is firm.
5, move by clamping element is directed, guarantee that blade accurately puts in place, its amount of movement can be enough big, and then expensive carbide chip can be refaced, improve blade life greatly, making existing indexable tool develop into " two can " cutter not only indexable but also that can reface, is the another progress of indexable tool development.
Claims (6)
1, a kind of mechanical clamped cutting tool novel clamping structure of hole holder, have clamping moving member 5, application of force securing member, connector and support member, it is characterized in that in whole clamping structure, being provided with location basal plane 1, guiding conduit 2, stressed inclined-plane 3, application of force screw thread pair 4 etc. constitute structure " four key elements ", take different shapes combination on demand by " four key elements " and distribute, form a series of clamping structures with the hole holder with this.
2, described by claim 1 with hole holder clamping structure, it is characterized in that locating being shaped as of basal plane 1: plane or arc surface or prismatic face; Being shaped as of guiding conduit 2: rectangle or circular arc or prism shape;
3, by the used hole of claim 1 holder clamping structure, it is characterized in that the combining form of locating basal plane and guiding conduit is: both overlap or both are distributed on 1 or 2 parts.
4, described with hole holder clamping structure by claim 1, it is characterized in that stressed inclined-plane 3 with combining form between the clamping moving member 5 is: both are that one or both separate.
5, described by claim 1 with hole holder clamping structure, it is characterized in that application of force screw thread pair 4 distribution forms are: nut on the matrix 6 of clamping system or nut separate with matrix.
6, described with hole holder clamping structure by claim 1, its feature clamping moving member 5 adopts the sub-assembly of an independent part or two or more parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93239151 CN2194230Y (en) | 1993-08-18 | 1993-08-18 | Clamping structure for cutter by hole clamping parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93239151 CN2194230Y (en) | 1993-08-18 | 1993-08-18 | Clamping structure for cutter by hole clamping parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2194230Y true CN2194230Y (en) | 1995-04-12 |
Family
ID=33813737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93239151 Expired - Fee Related CN2194230Y (en) | 1993-08-18 | 1993-08-18 | Clamping structure for cutter by hole clamping parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2194230Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074960C (en) * | 1996-01-31 | 2001-11-21 | 三菱麻铁里亚尔株式会社 | Clamping device for non-sharpening blade |
| CN103465163A (en) * | 2013-09-16 | 2013-12-25 | 河南富耐克超硬材料股份有限公司 | Fixture for grinding tool |
| CN112222440A (en) * | 2020-09-30 | 2021-01-15 | 成都工具研究所有限公司 | Lever type pressing cutter and mounting method thereof |
-
1993
- 1993-08-18 CN CN 93239151 patent/CN2194230Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074960C (en) * | 1996-01-31 | 2001-11-21 | 三菱麻铁里亚尔株式会社 | Clamping device for non-sharpening blade |
| CN103465163A (en) * | 2013-09-16 | 2013-12-25 | 河南富耐克超硬材料股份有限公司 | Fixture for grinding tool |
| CN112222440A (en) * | 2020-09-30 | 2021-01-15 | 成都工具研究所有限公司 | Lever type pressing cutter and mounting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |