CN1485173A - Reversed countersinking-cutter for digital control processing - Google Patents
Reversed countersinking-cutter for digital control processing Download PDFInfo
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- CN1485173A CN1485173A CNA031344879A CN03134487A CN1485173A CN 1485173 A CN1485173 A CN 1485173A CN A031344879 A CNA031344879 A CN A031344879A CN 03134487 A CN03134487 A CN 03134487A CN 1485173 A CN1485173 A CN 1485173A
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- cutter
- cam
- positioning clamping
- cutter hub
- knife bar
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Abstract
An reverse countersink cutter for digital-control processing is adapted to reversely countersink a digital-control machine tool, improving quality of processing. A cam is in holes of a cutter, a post rod is through the cam, a spring is between the cam and the post rod, the positioning pin of the cutter is engaged into the groove of the cam, a cutter rod is in the cam, the post rod is inserted through the hole of a cutter. A sheath is engaged out of the circumference of the cutter rod by screw threads. A nut is used to lock the sheath, a wrist is on the cutter rod, when the cutter header is in the wrist, the header could rotate around the wrist. There has a groove in the cutter header, the round pin at the top of the post rod is inserted into the grooves on two sides of the cutter header. When the post rod is backward, the cutter header rotates anticlockwise 90 degree. The width of the groove at the top of the post rod is equal to that of the cutter header, the header is inserted into the groove.
Description
Technical field
The present invention relates to be used for the cutter of digital control processing.
Background technology
In the Digit Control Machine Tool processing, usually run into anti-ream manufacturing procedure, the normal anti-ream fixed cycles (G87) that adopts of existing operation is processed.Anti-ream face is smaller, and the knife bar diameter is little, and poor rigidity is easily vibrated, and machined surface quality is poor, and efficient is low, when anti-ream area is big, can't realize that Digit Control Machine Tool processes automatically.
Summary of the invention
The objective of the invention is to carry out anti-ream processing, improve anti-ream crudy with Digit Control Machine Tool.
The present invention is the anti-countersink tool that is used for digital control processing, the hole hollow of cutter hub (1) is with cam (5), in cam (5), be installed with push rod (2), between cam (5) and push rod (2), spring (3) is housed, the positioning clamping pin (4) that is connected on the cutter hub (1) is inserted in recessed poor (C) lining in the cam (5), on cam (5), be fixed with knife bar (6), push rod (2) is through in the hole of knife bar (6), knife bar (6) cylindrical is equipped with knife bar top cover (8) by screw thread, nut (7) is used for locking top cover (8), bearing pin (11) is housed on the knife bar (6), cutter head (10) is contained on the bearing pin (11), can rotate around bearing pin (11), have groove (F) on the cutter head (10), the garden pin of push rod (2) termination enters in the groove (F) on cutter head two sides, is rotated counterclockwise 90 ° when push rod (2) makes cutter head (10) when retreating, the slot width of (E) of push rod (2) termination equals cutter head (10) width, and cutter head (10) is inserted in the groove (E).
Anti-ream adds man-hour, machine tool chief axis advances the whole cutter of cutter hub (1) drive, cutter head passes the workpiece to be machined hole, and move on, when (8) are overlapped when contacting with workpiece end face in the knife bar top, top cover (8), knife bar (6) and cutter head (10) halt, cutter hub (1) moves on, push rod (2) moves on cutter hub (1), beginning to promote cutter head (10) turns clockwise around bearing pin (11), and make spring (3) begin compression, positioning clamping pin (4) beginning is moved along the axial groove (C) of cam (5), when cutter head (10) turns clockwise 90 ° the time around bearing pin (11), positioning clamping pin (4) moves to the intersection of axial groove (C) with circumferentially poor (D) of cam (5), cutter hub (1) halts, and machine tool chief axis makes cutter alms bowl (1) along the cutting direction rotation, and the time-delay certain hour, the frictional resistance that top cover (8) contacts with workpiece end face makes positioning clamping pin (4) rotate along circumferential slot (D), and enter circumferential slot (D) district fully, contact, realize the axial location of knife bar (6) with circumferential slot (D) termination.Machine tool chief axis retreats cutter hub (1) and along the cutting direction rotation, carries out anti-ream processing.The axial location effect of positioning clamping pin (4) makes cutter hub (1) when retreating, top cover (8) breaks away from workpiece end face, anti-ream process finishing, cutter hub (1) drives whole cutter and advances, when knife bar top cover (8) halts when contacting with workpiece end face, machine tool chief axis makes cutter hub (1) opposite spin, and time-delay certain hour, make positioning clamping pin (4) move to the intersection of circumferential slot (D) Yu the axial groove (C) of cam (5), eliminate the positioning action of positioning clamping pin (4), machine tool chief axis retreats cutter hub (1), because the effect of spring (3), top cover (8), knife bar (6) and cam (5) can not retreat, and push rod (2) retreats with cutter hub (1), under garden pin (12) effect of push rod (2) termination, cutter head (10) is around bearing pin (11) revolution clockwise, positioning clamping pin (4) retreats along the axial groove (C) of cam (5), and when positioning clamping pin (4) moved to the low order end of axial groove (C), cutter head (10) went back to fully.Continue to retreat down at cutter hub (1), cutter hub (1) drives whole cutter by positioning clamping pin (4) and retreats, and makes whole cutter withdraw from workpiece, and anti-ream manufacturing procedure is finished.
Have on cam (5) axially and circumferential grooves (C), (D), the groove number is 6 of 1 ∽, and positioning clamping pin (4) number is correspondence with it, and positioning clamping pin (4) can relatively move in groove.
Advantage of the present invention is anti-ream crudy height, and cutter structure is simple, and good rigidly has solved some and can not carry out the problem of anti-ream at all on Digit Control Machine Tool, has given prominence to the characteristic of Digit Control Machine Tool automation processing.
Description of drawings
Fig. 1 is an installation diagram of the present invention, Fig. 1 top is the integral installation figure, partial structurtes figure when the lower left is the cutter head half-twist, middle below is axial groove and a circumferential slot structural representation on the cam, it is right-hand be cam A-A to B-B to cutaway view, Fig. 2 is cutter head partial structurtes figure, and Fig. 3 is a push rod left end partial schematic diagram, and its below is that D is to view.
Specific implementation
As shown in Figure 1, the hole hollow of cutter hub (1) is with cam (5), fit clearance is regulated by lock-screw (14), in cam (5), be installed with push rod (2), between cam (5) and push rod (2), spring (3) is housed, spring (3) is compressible back-moving spring, spring (3) makes push rod (2) contact with the center of cutter hub (1) all the time, the positioning clamping pin (4) that is connected on the cutter hub (1) is inserted in groove (C) lining in the cam (5), on cam (5), be fixed with knife bar (6), push rod (2) is through in the hole of knife bar (6), and knife bar (6) cylindrical is equipped with knife bar top cover (8) by screw thread, regulate top cover (8) at the axial location of knife bar (6) to adapt to the different workpieces hole depth, nut (7) is used for locking top cover (8), bearing pin (11) is housed on the knife bar (6), and cutter head (10) is contained on the bearing pin (11), can rotate around bearing pin (11).
Shown in Fig. 2,3, cutter head (10) has groove (F) on the two sides, the garden pin (12) of push rod (2) termination just enters in the groove (F) on cutter head two sides, when making cutter head (10) when retreating, push rod (2) is rotated counterclockwise 90 °, the slot width of (E) of push rod (2) termination equals cutter head (10) width, cutter head (10) just is inserted in the groove (E), prevents push rod (2) rotating relative to cutter head (10).
Process of the present invention is: as shown in Figure 1, the machine tool chief axis (not shown) is advanced the whole cutter of cutter hub (1) drive, cutter head (10) passes the workpiece to be machined hole, and move on, when (8) are overlapped when contacting with workpiece end face in the knife bar top, top cover (8), knife bar (6) and cutter head (10) halt, because cutter hub (1) moves on, push rod (2) moves on cutter hub (1), beginning to promote cutter head (10) turns clockwise around bearing pin (11), and make spring (3) begin compression, positioning clamping pin (4) beginning is moved along the axial groove (C) of cam (5), when cutter head (10) turns clockwise 90 ° the time around bearing pin (11), positioning clamping pin (4) moves to the intersection of axial groove (C) Yu the circumferential slot (D) of cam (5), cutter hub (1) halts, machine tool chief axis makes cutter hub (1) rotate along cutting direction, and time-delay certain hour, because the frictional resistance that top cover (8) contacts with workpiece end face, positioning clamping pin (4) is rotated along circumferential slot (D), and enter circumferential slot (D) district fully, contact with circumferential slot (D) termination, realize the axial location of knife bar (6).Machine tool chief axis retreats cutter hub (1) and along the cutting direction rotation, carries out anti-ream processing.Because the axial location effect of positioning clamping pin (4), when retreating, top cover (8) breaks away from workpiece end face at cutter hub (1), and knife bar (6) cutter hub (1) relatively can not move axially.Anti-ream process finishing, cutter hub (1) drives whole cutter and advances, when knife bar top cover (8) halts when contacting with workpiece end face, machine tool chief axis makes cutter hub (1) opposite spin, and time-delay certain hour, make positioning clamping pin (4) move to the intersection of circumferential slot (D) Yu the axial groove (C) of cam (5), eliminate the positioning action of positioning clamping pin (4), machine tool chief axis retreats cutter hub (1), because the effect of spring (3), top cover (8), knife bar (6) and cam (5) can not retreat, and push rod (2) retreats with cutter hub (1), under garden pin (12) effect of push rod (2) termination, cutter head (10) is around bearing pin (11) turning anticlockwise, positioning clamping pin (4) retreats along the axial groove (C) of cam (5), and when positioning clamping pin (4) moved to the low order end of axial groove (C), cutter head (10) went back to fully.Continue to retreat down at cutter hub (1), cutter hub (1) drives whole cutter by positioning clamping pin (4) and retreats, and makes whole cutter withdraw from workpiece.Anti-ream manufacturing procedure is finished.
Claims (3)
1, the anti-countersink tool that is used for digital control processing, the hole hollow that it is characterized in that cutter hub (1) is with cam (5), in cam (5), be installed with push rod (2), between cam (5) and push rod (2), spring (3) is housed, the positioning clamping pin (4) that is connected on the cutter hub (1) is inserted in groove (C) lining in the cam (5), on cam (5), be fixed with knife bar (6), push rod (2) is through in the hole of knife bar (6), knife bar (6) cylindrical is equipped with knife bar top cover (8) by screw thread, nut (7) locking top cover (8), bearing pin (11) is housed on the knife bar (6), cutter head (10) is contained on the bearing pin (11), can rotate around bearing pin (11), have groove (F) on the cutter head (10), the garden pin of push rod (2) termination enters in the groove (F) on cutter head two sides, is rotated counterclockwise 90 ° when push rod (2) makes cutter head (10) when retreating, the slot width of (E) of push rod (2) termination equals cutter head (10) width, and cutter head (10) is inserted in the groove (E);
2, the anti-countersink tool that is used for digital control processing according to claim 1, it is characterized in that anti-ream adds man-hour, machine tool chief axis advances the whole cutter of cutter hub (1) drive, cutter head passes the workpiece to be machined hole, and move on, when (8) are overlapped when contacting with workpiece end face in the knife bar top, top cover (8), knife bar (6) and cutter head (10) halt, cutter hub (1) moves on, push rod (2) moves on cutter hub (1), beginning to promote cutter head (10) turns clockwise around bearing pin (11), and make spring (3) begin compression, positioning clamping pin (4) beginning is moved along the axial groove (C) of cam (5), when cutter head (10) turns clockwise 90 ° the time around bearing pin (11), positioning clamping pin (4) moves to the intersection of axial groove (C) with circumferentially poor (D) of cam (5), cutter hub (1) halts, machine tool chief axis makes cutter alms bowl (1) rotate along cutting direction, and time-delay certain hour, the frictional resistance that top cover (8) contacts with workpiece end face makes positioning clamping pin (4) rotate along circumferential slot (D), and enter circumferential slot (D) district fully, contact with circumferential slot (D) termination, realize the axial location of knife bar (6); Machine tool chief axis retreats cutter hub (1) and along the cutting direction rotation, carries out anti-ream processing; The axial location effect of positioning clamping pin (4) makes cutter hub (1) when retreating, top cover (8) breaks away from workpiece end face, anti-ream process finishing, cutter hub (1) drives whole cutter and advances, when knife bar top cover (8) halts when contacting with workpiece end face, machine tool chief axis makes cutter hub (1) opposite spin, and time-delay certain hour, make positioning clamping pin (4) move to the intersection of circumferential slot (D) Yu the axial groove (C) of cam (5), eliminate the positioning action of positioning clamping pin (4), machine tool chief axis retreats cutter hub (1), since the effect of spring (3), top cover (8); Knife bar (6) and cam (5) can not retreat, push rod (2) retreats with cutter hub (1), under garden pin (1 2) effect of push rod (2) termination, cutter head (1 0) is around bearing pin (11) revolution clockwise, positioning clamping pin (4) retreats along the axial groove (C) of cam (5), when positioning clamping pin (4) moved to the low order end of axial groove (C), cutter head (10) went back to fully; Continue to retreat down at cutter hub (1), cutter hub (1) drives whole cutter by positioning clamping pin (4) and retreats, and makes whole cutter withdraw from workpiece, and anti-ream manufacturing procedure is finished;
3, the anti-countersink tool that is used for digital control processing according to claim 1, it is characterized in that on cam (5), having axially and circumferential grooves (C), (D), the groove number is 6 of 1 ∽, and positioning clamping pin (4) number is corresponding with it, and positioning clamping pin (4) can relatively move in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03134487 CN1228161C (en) | 2003-07-16 | 2003-07-16 | Reversed countersinking-cutter for digital control processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03134487 CN1228161C (en) | 2003-07-16 | 2003-07-16 | Reversed countersinking-cutter for digital control processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1485173A true CN1485173A (en) | 2004-03-31 |
| CN1228161C CN1228161C (en) | 2005-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03134487 Expired - Fee Related CN1228161C (en) | 2003-07-16 | 2003-07-16 | Reversed countersinking-cutter for digital control processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1228161C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895425A (en) * | 2017-03-15 | 2017-06-27 | 河南汇金智能装备有限公司 | Coke cutter |
| CN109396504A (en) * | 2018-12-17 | 2019-03-01 | 山东威达重工股份有限公司 | The numerically-controlled machine tool counterbore method of anti-countersink and its workpieces processing automatically |
| CN109759610A (en) * | 2019-04-01 | 2019-05-17 | 松德刀具（长兴）科技有限公司 | A kind of Telescopic type reverse scraper |
| CN110587036A (en) * | 2019-10-09 | 2019-12-20 | 合肥江淮铸造有限责任公司 | Hydraulic automatic reverse countersinking tool |
| CN113927053A (en) * | 2021-11-05 | 2022-01-14 | 二重（德阳）重型装备有限公司 | Tool and method for machining intersecting fillet of wall of closed inner arc hole of small deep hole |
| CN114289764A (en) * | 2022-01-19 | 2022-04-08 | 航天精工股份有限公司 | Combined type cutter for processing blind end step hole |
-
2003
- 2003-07-16 CN CN 03134487 patent/CN1228161C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895425A (en) * | 2017-03-15 | 2017-06-27 | 河南汇金智能装备有限公司 | Coke cutter |
| CN106895425B (en) * | 2017-03-15 | 2023-10-31 | 河南汇金智能装备有限公司 | Coke cleaner |
| CN109396504A (en) * | 2018-12-17 | 2019-03-01 | 山东威达重工股份有限公司 | The numerically-controlled machine tool counterbore method of anti-countersink and its workpieces processing automatically |
| CN109759610A (en) * | 2019-04-01 | 2019-05-17 | 松德刀具（长兴）科技有限公司 | A kind of Telescopic type reverse scraper |
| CN109759610B (en) * | 2019-04-01 | 2024-03-19 | 松德刀具（长兴）科技有限公司 | Telescopic reverse scraper |
| CN110587036A (en) * | 2019-10-09 | 2019-12-20 | 合肥江淮铸造有限责任公司 | Hydraulic automatic reverse countersinking tool |
| CN113927053A (en) * | 2021-11-05 | 2022-01-14 | 二重（德阳）重型装备有限公司 | Tool and method for machining intersecting fillet of wall of closed inner arc hole of small deep hole |
| CN114289764A (en) * | 2022-01-19 | 2022-04-08 | 航天精工股份有限公司 | Combined type cutter for processing blind end step hole |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1228161C (en) | 2005-11-23 |
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| CF01 | Termination of patent right due to non-payment of annual fee |