CN2030118U - Multi-functional six-working-position rotary fixture with high precision - Google Patents
Multi-functional six-working-position rotary fixture with high precision Download PDFInfo
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- CN2030118U CN2030118U CN 87200249 CN87200249U CN2030118U CN 2030118 U CN2030118 U CN 2030118U CN 87200249 CN87200249 CN 87200249 CN 87200249 U CN87200249 U CN 87200249U CN 2030118 U CN2030118 U CN 2030118U
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Abstract
The utility model relates to a multi-functional six-working-position rotating clamp apparatus with high precision, which is used for a general lathe. The utility model is composed of a taper shank, a positioning body, a rotating body, a small shaft for connecting a drill chuck, a drill chuck, etc. The utility model is characterized in that a positioning pin of a spring support makes primary positioning, and then two inter-meshing end geared rings axially fixed on the positioning body and the rotating body make the precise positioning. An eccentric clamping device which is composed of a core shaft and an eccentric wheel can quickly and accurately shift the working positions of the rotating body and the positioning body, and exchanges cutting tools. The utility model has high precision, high producing efficiency and reliable safety, and can be applied to digital control lathes and automatic lathes.
Description
The utility model relates to a kind of turner's anchor clamps, particularly relates to a kind of anchor clamps that are used for the multi-functional multistation of engine lathe.
The applicant delivers on " machine-building " 1984 the 10th phases in " multi-functional six station rotary jigs " literary composition, has introduced the structural principle and the using method of these anchor clamps.This multi-functional six station rotary jigs are installed on the tailstock of engine lathe, can make things convenient for, promptly change cutting tool.It is by inserting taper shank in the lathe tailstock sleeve taper hole, being connected little axle and be fixed in and connected little first-class composition of drill point by what pin and taper shank were fixedly connected, locate by cutting force by a loose pin between revolving body and the positioning body, it repeats to change, and to decide station accurate inadequately; The cutting force that can bear is less.
The purpose of this utility model is existing multi-functional six station rotary jigs are improved, provide a kind of have high accuracy, can be extremely conversion station and change the multi-functional six station rotary jigs of cutting tool rapidly.
The utility model one characteristic are to adopt the two-stage location between positioning body and the revolving body, at first the alignment pin of by a spring-loaded carries out location just, and then carry out fine positioning by two end face gear rings that coincide mutually that concentric respectively is fixed in positioning body and revolving body, fine positioning is fixed gear ring and the identical corresponding base position that is at revolving body taper hole center of revolving body upper ring gear on the positioning body, when gear ring is thrown off, when the location compresses at the beginning of revolution sixth garden week, again by the identical fine positioning of the flank of tooth of two end face gear rings, mainly on the gear ring profile accuracy, the precision higher position can guarantee the concentricity of cutter and taper shank to precision.Another characteristics are by the eccentric clamping device that a mandrel and eccentric wheel and handle constitute revolving body to be clamped in positioning body, two end face gear rings are coincide rapidly, as long as promote eccentric wheel 90 degree, can make revolving body lift back rotational transform station, eccentric wheel resetted just clamps revolving body again, can realize extremely rapidly the conversion station and changes cutting tool.
The utility model has the advantages that obvious, owing to adopted eccentric wheel to clamp and the spring compression alignment pin is just located and the end face gear ring matches fine positioning, energy is six kinds of cutting tools of clamping simultaneously, its tool position can accurately be changed within three seconds easily fast, the repetitive positioning accuracy of every kind of cutter reaches within 0.02 millimeter, the utility model good rigidly, stable cutting, compact conformation, easy to operate, safe and reliable, the range of work is wide, and the production efficiency height has boring, reaming, fraising, tapping, hitch, the multiple function of turning and milling, the internal and external threads of all size endoporus that energy autofeed boring processing φ is 1 to 45 millimeter and all size of M6 to M16 comprises blind hole internal thread and band step external screw thread.The utility model is applicable to the lathe of plurality of specifications model, and the common general-purpose lathe of for example homemade C616, C618, C620, C6140, C650, C615 plurality of specifications model also is applicable to numerically controlled lathe and automatic lathe.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of a kind of screw tap clamping device of the utility model employing.
Fig. 3 is the structural representation of a kind of circular die clamping device of the utility model employing.
Fig. 4 is the structural representation of a kind of reamer clamping device of the utility model employing.
Fig. 5 is end face gear ring of the present utility model part figure and a profile of tooth enlarged drawing in addition.
Referring to Fig. 1, taper shank of the present utility model ［ 15 ］ inserts in the internal taper hole of eccentric inner conical drogue ［ 20 ］, eccentric inner conical drogue ［ 20 ］ is installed in the hole of a clamping body ［ 21 ］, and is fixing with pin ［ 23 ］, then this clamping body ［ 21 ］ is installed on the lathe saddle.Taper shank ［ 15 ］ is fixedlyed connected with positioning body ［ 14 ］ by taper pin ［ 13 ］.In positioning body ［ 14 ］ edge, settle alignment pin ［ 6 ］ and support spring ［ 7 ］ in the hole parallel with its axis, spring ［ 7 ］ is adjusted thrust by screw ［ 8 ］, alignment pin ［ 6 ］ is joined with the aperture cunning of positioning body ［ 14 ］, the end is a hemispherical, has along six hemispherical dimples of even six stations that distribute of circumference on the faying face of the revolving body ［ 5 ］ of aligning alignment pin ［ 6 ］ below.A mandrel ［ 11 ］ passes the centre bore of positioning body ［ 14 ］ phase revolving body ［ 5 ］, mandrel ［ 11 ］ intersects 45 degree with the center line of taper shank ［ 5 ］, join for sliding between mandrel ［ 11 ］ and the centre bore, an end flange of mandrel ［ 11 ］ leans against on the convex shoulder of positioning body ［ 14 ］, and the other end stretches out outside the revolving body ［ 5 ］ and fluting is arranged, in its fluting, settle eccentric wheel ［ 3 ］, by bearing pin ［ 2 ］ mandrel ［ 11 ］ and eccentric wheel ［ 3 ］ formation are rotationally connected, handle ［ 1 ］ is spinning on eccentric wheel ［ 3 ］, between eccentric wheel ［ 3 ］ and revolving body ［ 5 ］, packing ring ［ 22 ］ is arranged, go up concentric suit at mandrel ［ 11 ］ and spring ［ 10 ］, one end bearing of spring ［ 10 ］ is in the inner face of end face gear ring ［ 16 ］, and the other end is supported on the endoporus plane of revolving body ［ 5 ］.
The cylindrical of two end face gear rings ［ 16 ］ that coincide is mutually joined with the endoporus cunning of positioning body ［ 14 ］ and revolving body ［ 5 ］ respectively, and on the inner bottom plating of two end face gear rings ［ 16 ］ usefulness taper pin ［ 12 ］ and screw ［ 9 ］ respectively with positioning body ［ 14 ］ and revolving body ［ 5 ］ positioning and fastening.The two ends that connect little axle ［ 4 ］ are the cone that varies in size, big cone segments is inserted in the six five equilibrium taper holes of revolving body ［ 5 ］, bocca end attaching drill chuck, the two ends that clamp the drill bit little axle of connection ［ 17 ］ also are the cones that varies in size, big cone segments is inserted in the six five equilibrium taper holes of revolving body ［ 5 ］, bocca end attaching drill chuck ［ 19 ］.Fastening nut ［ 18 ］ can take out connecting the taper hole of little axle from revolving body, can be for connecting needed cutter or top standby.
Referring to Fig. 2, a kind of screw tap clamping device that the utility model adopts, the end of its connected body A is a cone, be installed in the taper hole of revolving body ［ 5 ］, the other end has external screw thread and aperture, the minor diameter of coupling spindle ［ 25 ］ is inserted in the aperture and goes, be fixed on the connected body A by nut ［ 33 ］, the convex shoulder both sides of coupling spindle A are equipped with friction plate ［ 31 respectively, 32 ］, coupling spindle ［ 25 ］ external diameter upper sliding sleeve sleeve ［ 24 ］, sleeve has axial groove on ［ 24 ］, and a screw ［ 26 ］ is positioned roll sleeve ［ 27 ］ on the coupling spindle ［ 25 ］, sleeve can be endwisely slipped for coupling spindle ［ 25 ］ and can not relatively rotate, the end sliding sleeve of sleeve ［ 24 ］ the screw tap sleeve ［ 30 ］ of several specifications, by two screws ［ 28 ］ up and down screw tap ［ 29 ］ is fixed, then can be carried out internal thread machining, the degree of tightness of adjusting nut ［ 33 ］, can control the safety cutting clamping force of friction plate ［ 31,32 ］.
Referring to Fig. 3, a kind of garden screw die clamping device that the utility model adopts, its structure is similar to Fig. 2, difference is the sleeve ［ 35 ］ that coupling spindle ［ 34 ］ external diameter upper sliding sleeve, can slide in the end endoporus of this sleeve ［ 35 ］ to join packing ring ［ 36 ］ and garden screw die ［ 37 ］ are installed, fixing by screw ［ 38 ］, but threading then.
Referring to Fig. 4, a kind of reamer clamping floating installation that the utility model adopts, the end of connected body B is that cone is inserted in the taper hole of revolving body ［ 5 ］, the other end connects cutter structure for floating, its endoporus can be put reamer sleeve ［ 45 ］ and steel ball ［ 42 ］, by screw ［ 43 ］ and the loosening location of nut ［ 40 ］, can insert reamer ［ 41 ］ in the reamer sleeve ［ 45 ］, fixing by screw ［ 44 ］, then can ream.
Referring to Fig. 5, the tooth form angle of end face gear ring is 60 degree, and the number of teeth is 36 teeth, and precision is an extra fine grade.
The using method of this multifunction high-precision six station rotary jigs: when these anchor clamps when for the first time clamping uses on compound tool rest, earlier by the lathe chuck clamping work pieces, get out the centre bore of φ 4, after the parking, regular centre is put in the internal taper hole of eccentric inner conical drogue ［ 20 ］ and gone, the endoporus that eccentric inner conical drogue ［ 20 ］ is put into clamping body ［ 21 ］ goes again, shake saddle and movable tail frame is fixed tailstock to correct position, shake the tailstock handwheel again, 60 degree cone front ends of tailstock center are aimed at after the regular centre of fixing on the clamping bodies ［ 21 ］ gone in the face centre bore, make again simultaneously in the 60 degree centre bores that get out on the sharp alignment pieces of regular centre front end 60 degree awls and go to hold out against.At this moment be suspended in the centre of workpiece and tailstock center on the regular centre with eccentric inner conical drogue ［ 20 ］ and clamping body ［ 21 ］.Shake saddle and middle carriage then, with the hand steered clamping body ［ 21 ］ of living, put it in the straight trough of small tool and go, fasten two square tool post screws, so just finished center height and the depth of parallelism centering of this rotary jig to lathe spindle, fixing small tool then to anticlockwise 90 degree.Clamp the drill bit of 6 millimeters of φ by chuck, pass through length feed, to clamping body ［ 21 ］ and eccentric inner conical drogue ［ 20 ］ boring, mix Xiao Zi ［ 23 ］ stationary positioned again, small tool after the clamping body of this rotary jig ［ 21 ］ on this chassis bed uses, alignment height again is as long as ask for the workpiece center of circle and the depth of parallelism just can use by top.Take off taper shank ［ 15 ］, by the drill bit of No. 4 taper shanks of last Mohs or connect to live taper-shank drill by tapered sleeve and just can carry out autofeed to workpiece and hole and processed, the six station anchor clamps that drillstock ［ 15 ］ is connected also can be put into lathe tailstock sleeve taper hole and use.
Claims (8)
1, a kind of multi-functional six station rotary jigs that are used for lathe.Comprise taper shank [15], positioning body [14], revolving body [5], drill chuck [19] and connect little axle [4], it is characterized in that the first location of the alignment pin [6] that is supporting by spring [7] between described positioning body [14] and the revolving body [5], be fixed in two end face gear ring [16] fine positionings that coincide mutually of positioning body [14] and revolving body [5] again by concentric respectively, revolving body [5] be clamped in positioning body [14] by mandrel [11] and eccentric clamping device.
2, rotary jig according to claim 1, it is characterized in that described alignment pin ［ 6 ］ is positioned at the hole parallel with its axis, positioning body ［ 14 ］ edge, the support spring ［ 7 ］ of alignment pin ［ 6 ］ back can be adjusted thrust by screw ［ 8 ］, has along six hemispherical dimples of even six stations that distribute of circumference on the faying face of the revolving body ［ 5 ］ of alignment pin ［ 6 ］ below.
3, rotary jig according to claim 1 is characterized in that described mandrel ［ 11 ］ passes the centre bore of positioning body ［ 14 ］ and revolving body ［ 5 ］, and mandrel ［ 11 ］ intersects 45 degree with the center line of taper shank ［ 15 ］.Join for sliding between mandrel ［ 11 ］ and the centre bore, an end flange of mandrel ［ 11 ］ leans against on the interior shoulder of positioning body ［ 14 ］, and the other end stretches out outside the revolving body ［ 5 ］ and fluting is arranged, in its fluting, settle eccentric wheel ［ 3 ］, by bearing pin ［ 2 ］ mandrel ［ 11 ］ and eccentric wheel ［ 3 ］ formation are rotationally connected, handle ［ 1 ］ is spinning on eccentric wheel ［ 3 ］, between eccentric wheel ［ 3 ］ and revolving body ［ 5 ］, packing ring ［ 22 ］ is arranged, go up concentric suit at mandrel ［ 11 ］ and spring ［ 10 ］, one end bearing of spring ［ 10 ］ is on the inner face of end face gear ring ［ 16 ］, and the other end is supported on the endoporus plane of revolving body ［ 5 ］.
4, rotary jig according to claim 1, the external diameter that it is characterized in that two end face gear rings ［ 16 ］ that coincide is mutually joined with the endoporus cunning of positioning body ［ 14 ］ and revolving body ［ 5 ］ respectively, and on the inner bottom plating of two end face gear rings ［ 16 ］ with taper pin ［ 12 ］ and screw ［ 9 ］ respectively with positioning body ［ 14 ］ and revolving body ［ 5 ］ positioning and fastening, the tooth form angle of end face gear ring ［ 16 ］ is 60 degree, the number of teeth is 36 teeth, and precision is an extra fine grade.
5, rotary jig according to claim 1 is characterized in that the two ends of the little axle of described connection ［ 4 ］ are the cone that varies in size, and big cone segments is inserted in the six station taper holes of revolving body ［ 5 ］, bocca termination drill chuck.
6, rotary jig according to claim 1, an end that it is characterized in that described connected body A is that cone is inserted in the taper hole of revolving body ［ 5 ］, the other end has external screw thread and aperture, one end of coupling spindle ［ 25 ］ has convex shoulder and minor diameter, piece together tightly on connector A by nut ［ 33 ］, its convex shoulder both sides are with friction plate ［ 31 respectively, 32 ］, coupling spindle ［ 25 ］ external diameter upper sliding sleeve sleeve ［ 24 ］, sleeve has axial groove on ［ 24 ］, screw ［ 26 ］ is positioned roll sleeve ［ 27 ］ on the coupling spindle ［ 25 ］, sleeve ［ 24 ］ can be endwisely slipped with respect to coupling spindle ［ 25 ］ and can not relatively rotate, the end cunning of sleeve ［ 24 ］ is being joined screw tap sleeve ［ 30 ］, by two screws ［ 28 ］ up and down screw tap ［ 29 ］ is fixed.Its feature is that also an end of described coupling spindle ［ 34 ］ is a cone, is inserted in the taper hole of revolving body ［ 5 ］, and other end external diameter upper sliding sleeve sleeve ［ 35 ］, and sleeve has axial groove on ［ 35 ］.The endoporus that passes roll sleeve ［ 47 ］ that screw ［ 46 ］ is loosening, be fixed in the screw of coupling spindle ［ 34 ］, the axial groove loose fit of external diameter of its roll sleeve ［ 47 ］ and sleeve ［ 35 ］, sleeve ［ 35 ］ can be moved axially with respect to coupling spindle ［ 34 ］, and can not relatively rotate, sliding fit is installed packing ring ［ 36 ］ and garden screw die ［ 37 ］ in the end endoporus of sleeve ［ 35 ］, fixes garden screw die ［ 37 ］ by screw ［ 38 ］.
7, rotary jig according to claim 1 is characterized in that the eccentric inner conical drogue of installing in the endoporus of clamping body ［ 21 ］ ［ 20 ］ can rotate, and can use after the centering centralized positioning for a long time.
8, rotary jig according to claim 1, an end that it is characterized in that the little axle of described connection B is that cone is inserted in the taper hole of revolving body ［ 5 ］, the other end connects cutter structure for floating, its endoporus is inserted with reamer sleeve ［ 45 ］ and steel ball ［ 42 ］, by screw ［ 43 ］ and the loosening location of nut ［ 40 ］, insert reamer ［ 41 ］ in the reamer sleeve ［ 45 ］, fixing by screw ［ 44 ］.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87200249 CN2030118U (en) | 1987-01-23 | 1987-01-23 | Multi-functional six-working-position rotary fixture with high precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87200249 CN2030118U (en) | 1987-01-23 | 1987-01-23 | Multi-functional six-working-position rotary fixture with high precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2030118U true CN2030118U (en) | 1989-01-04 |
Family
ID=4816706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87200249 Withdrawn CN2030118U (en) | 1987-01-23 | 1987-01-23 | Multi-functional six-working-position rotary fixture with high precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2030118U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1930363B (en) * | 2004-04-05 | 2012-11-21 | 阿特拉斯科普科凿岩机股份公司 | Clamping apparatus, drill string component and rock drilling rig |
| CN112276636A (en) * | 2020-11-10 | 2021-01-29 | 石德松 | Machine tool cutter changing mechanism capable of freely switching arrangement angles and switching method thereof |
-
1987
- 1987-01-23 CN CN 87200249 patent/CN2030118U/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1930363B (en) * | 2004-04-05 | 2012-11-21 | 阿特拉斯科普科凿岩机股份公司 | Clamping apparatus, drill string component and rock drilling rig |
| CN112276636A (en) * | 2020-11-10 | 2021-01-29 | 石德松 | Machine tool cutter changing mechanism capable of freely switching arrangement angles and switching method thereof |
| CN112276636B (en) * | 2020-11-10 | 2021-06-01 | 南通圣亿精密机械有限公司 | Machine tool cutter changing mechanism capable of freely switching arrangement angles and switching method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Patentee address after: Shenzhen, Guangdong Province, Nantou hi tech industry, Cathay Pacific, new Technology Development Company (669050) Address of the applicant after: Shenzhen, Guangdong Province, Nantou hi tech industry, Cathay Pacific, new Technology Development Company (669050) Address of the applicant before: National Synchrotron Radiation Laboratory, University of Science and Technology of China, Anhui, Hefei, China Patentee address before: National Synchrotron Radiation Laboratory, University of Science and Technology of China, Anhui, Hefei, China |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT ADDRESS; FROM: CHINESE SCIENTIFIC AND TECHNICAL UNIVERSITY NATIONAL SYNCHROTRON RADIATION EXPERIMENTAL ROOM,HEFEI CITY,ANHUI PROVINCE TO: GUOTAIKE NEW TECHNOLOGY DEVELOPMENT CORPORATION, SCIENCE INDUSTRY, SOUTH SHENZHEN CITY, GUANGDONG PROV. (669050); PATENTEE ADDRESS; FROM: CHINESE SCIENTIFIC AND TECHNICAL UNIVERSITY NATIONAL SYNCHROTRON RADIATION EXPERIMENTAL ROOM,HEFEI CITY,ANHUI PROVINCE TO: GUOTAIKE NEW TECHNOLOGY DEVELOPMENT CORPORATION, SCIENCE INDUSTRY, SOUTH SHENZHEN CITY, GUANGDONG PROV. (669050) |
|
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| 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 |