CN201309094Y - Focusing barrel processing clamp - Google Patents
Focusing barrel processing clamp Download PDFInfo
- Publication number
- CN201309094Y CN201309094Y CNU2008201428473U CN200820142847U CN201309094Y CN 201309094 Y CN201309094 Y CN 201309094Y CN U2008201428473 U CNU2008201428473 U CN U2008201428473U CN 200820142847 U CN200820142847 U CN 200820142847U CN 201309094 Y CN201309094 Y CN 201309094Y
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- mohs
- core
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- spring
- axles
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Abstract
The utility model relates to the technical field of processing tools of surveying instruments, in particular to a focusing barrel processing clamp which comprises a Mohs No.4 shaft, a conical mandrel, a spring expansion core and a spacer sleeve, wherein the Mohs No.4 shaft is mounted in a spindle hole of a numerically controlled lathe, and the conical mandrel is inserted in the Mohs No.4 shaft; the spring expansion core is mounted between the exterior of the conical mandrel and a spacer sleeve, and a working piece to be processed, namely a focusing barrel, is sleeved on the spring expansion core when being processed; a locking screw is screwed on the Mohs No.4 shaft for fastening the conical mandrel and the spring expansion core, and a clip ring is clamped in a notch of the locking screw; the spring expansion core is arranged in the spacer sleeve which is sleeved at the end of the Mohs No.4 shaft and fixed on the Mohs No.4 shaft, and the clip ring is fixedly connected with the spacer sleeve. The utility model has the advantages of simple structure and simple and convenient operation.
Description
Technical field
The utility model relates to the machining tool field of instrument of surveying and mapping, especially to the clamp for machining of the focusing drawtube of spirit level.
Background technology
Spirit level is to utilize horizontal line of sight to measure the instrument of two point height differences, is applied to fields such as highway, railway, building, farmland.Focusing drawtube is one of vital part of spirit level, and instrument is focused to see target clearly, so very high to its requirement on machining accuracy with it.Anchor clamps in the past are cylindricals of using open sleeve clamping workpiece focusing drawtube earlier, car outer face and little endoporus, use mandrel with little endoporus positioning car cylindrical again, because with little endoporus serves as that location benchmark contact-making surface is little, it is unreliable to locate, the cylindrical of processing and the axiality of little endoporus, with all bad assurance of perpendicularity of outer face.
Summary of the invention
The purpose of this utility model provides a kind of anchor clamps of processing focusing drawtube, so that process focusing drawtube more accurately, thus guarantee the precision of spirit level.
The technical scheme that the utility model is taked is: the focusing drawtube clamp for machining, it is characterized in that: comprise No. 4 axles of Mohs (7) that are installed in the spindle of numerical control lathe hole, insert tapered mandrel (11) wherein, be loaded on spring between the outer and interstage sleeve (5) of tapered mandrel (11) core (12) that rises, (workpiece to be machined--focusing drawtube (1) adds and is enclosed within spring man-hour and rises on the core (12); ) lock-screw (8) is screwed on No. 4 axles of Mohs (7), is used for tightening up tapered mandrel (11) and the spring core (12) that rises, check ring (6) is stuck in groove (10) lining of lock-screw; The spring core (12) that rises places in the interstage sleeve (5), and interstage sleeve (5) is placed in the termination of No. 4 axles of Mohs (7), and is fixed on No. 4 axles of Mohs (7), and back-up ring (3) is fixedlyed connected with interstage sleeve (5).
The utility model is simple in structure, easy and simple to handle, can be used for the processing of similar part; Use the workpiece of this anchor clamps processing focusing drawtube workpiece, particularly profiled holes, locate reliable, easy to loading and unloading, machining accuracy is very high, the part of processing can reach the product drawing specification requirement, guarantee the precision of complete machine, and enhances productivity, thereby improves the business economic benefit.
Description of drawings
Fig. 1 is the utility model embodiment focusing drawtube clamp for machining structural representation; Wherein: 1 workpiece--focusing drawtube, 2M3 screw, 3 back-up rings, 4M4 screw, 5 interstage sleeves, 6 check rings, No. 4 axles of 7 Mohs, 8 lock-screws, the threaded portion of 9 lock-screws, the groove of 10 lock-screws, 11 tapered mandrels, the 12 springs core that rises.
Fig. 2 is the rise right view of core of spring; Wherein, the 12 springs core that rises.
Fig. 3 is the rise front view of core of spring; Wherein, the 12 springs core that rises.
Fig. 4 is the rise left pseudosection of core of spring; Wherein, the 12 springs core that rises.
Fig. 5 is a workpiece to be machined--the right pseudosection of focusing drawtube; Wherein, 1 workpiece--focusing drawtube.
Fig. 6 is a workpiece to be machined--the external form of focusing drawtube, interior hole pattern; Wherein, 1 workpiece--focusing drawtube, the projection of 13 focusing drawtubes, 1 endoporus.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described.
Referring to accompanying drawing 1: the focusing drawtube clamp for machining, it is characterized in that: comprise No. 4 axles of Mohs (7) that are installed in the spindle of numerical control lathe hole, insert tapered mandrel (11) wherein, be loaded on spring between the outer and interstage sleeve (5) of tapered mandrel (11) core (12) that rises, workpiece to be machined--focusing drawtube (1) adds and is enclosed within spring man-hour and rises on the core (12); Lock-screw (8) is screwed on No. 4 axles of Mohs (7), is used for tightening up tapered mandrel (11) and the spring core (12) that rises, and check ring (6) is stuck in groove (10) lining of lock-screw; The spring core (12) that rises places in the interstage sleeve (5), and interstage sleeve (5) is placed in the termination of No. 4 axles of Mohs (7), and is fixed on No. 4 axles of Mohs (7) with M4 screw (4), and back-up ring (3) is connected with interstage sleeve (5) with M3 screw (2).
The focusing drawtube clamp for machining comprises No. 4 axles 7 of Mohs that are installed in the spindle of numerical control lathe hole; The spring core 12 that rises is enclosed within on the tapered mandrel 11, with lock-screw 8 tapered mandrel 11 is screwed in No. 4 axle 7 holes of Mohs; Workpiece--focusing drawtube 1 adds and is enclosed within spring man-hour and rises on the core 12; Interstage sleeve 5 is placed in the termination of No. 4 axles 7 of Mohs, is fixed on No. 4 axles 7 of Mohs with 4-M4 screw 4; Back-up ring 3 usefulness 3-M3 screws 2 are connected with interstage sleeve 5, come the backstop spring core 12 that rises; Check ring 6 is stuck in 10 li of the grooves of lock-screw 8.
Referring to accompanying drawing 2, Fig. 3, Fig. 4: the described spring core 12 that rises is to be made by the 60Si2Mn steel, through quenching, tempering hardness reaches HRc45～50.10 ° of its hole tapers cooperate for 10 ° with the cylindrical tapering of tapered mandrel 11,1 ° 48 of its cylindrical tapering ' with workpiece--1 ° 48 of the hole taper of focusing drawtube 1 ' cooperate.At the rise cylindrical of core 12 of spring 120 ° of breach are arranged, see Fig. 3, to avoid workpiece--the projection 13 of focusing drawtube 1 endoporus, see Fig. 6, reach and workpiece--the cooperation of focusing drawtube 1 special-shaped macropore.
Referring to accompanying drawing 5, Fig. 6: be workpiece--focusing drawtube 1, it is an aluminum alloy die casting, its big footpath endoporus is an irregularly-shaped hole, and depanning gradient (tapering be 1 ° 48 ') is arranged.The coaxial accuracy in its cylindrical and path hole requires very high, and the perpendicularity required precision of cylindrical and outer large end face is also very high.The rise size shape of 120 ° of breach of cylindrical of core 12 of the projection 13 of workpiece--focusing drawtube 1 endoporus and spring is corresponding, is convenient to entangle firm.
1. focusing drawtube clamp for machining of the present utility model is installed on the numerically controlled lathe and uses, and No. 4 axles of its Mohs 7 insert in the spindle of numerical control lathe holes, and with pull bar with No. 4 axles 7 of Mohs anchorage on main shaft.
2. the spring of the focusing drawtube clamp for machining core 12 that rises is enclosed within on the tapered mandrel 11, with lock-screw 8 tapered mandrel 11 is screwed in No. 4 axle 7 holes of Mohs.Workpiece--focusing drawtube 1 sliding fit is set to spring and rises on the core 12, when lock-screw 8 clockwise directions are rotated, promoting tapered mandrel 11 moves to major axes orientation, rise endoporus, the cylindrical of core 12 of spring risen outward, thereby the special-shaped macropore of tensioner workpiece--focusing drawtube 1, to workpiece--focusing drawtube 1 carries out the processing of cylindrical, end face, endoporus.Because be that a clamping has been processed cylindrical, end face, endoporus, so guaranteed the machining accuracy of workpiece.
3. the lock-screw 8 of focusing drawtube clamp for machining is a socket cap screw, uses inner hexagon spanner during clamping parts.At lock-screw 8 screw rod positions 9 groove 10 is arranged, check ring 6 is stuck in 10 li of the grooves of lock-screw 8.Part processing is intact when unloading, and lock-screw 8 is counterclockwise rotated, and check ring 6 outer moving promote tapered mandrel 11 away from major axes orientation, makes rise endoporus, the cylindrical of core 12 of spring shrink back reset condition and unload part.
4. the interstage sleeve 5 of focusing drawtube clamp for machining and back-up ring 3 are used for preventing rise core 12 axial displacements and be convenient to unload workpiece of spring.Lock-screw 8 is counterclockwise rotated, check ring 6 outer moving, when promoting tapered mandrel 11 away from major axes orientation, avoid rise 10 ° of mating surfaces of core 12 of tapered mandrel 11 and spring to take off too busy to get away, and outside (away from major axes orientation) moves together, the spring core 12 that rises can not shrink back reset condition, and part unloads to get off.
Claims (3)
1, the focusing drawtube clamp for machining, it is characterized in that: comprise No. 4 axles of Mohs (7) that are installed in the spindle of numerical control lathe hole, insert tapered mandrel (11) wherein, be loaded on spring between the outer and interstage sleeve (5) of tapered mandrel (11) core (12) that rises, lock-screw (8) is screwed on No. 4 axles of Mohs (7), be used for tightening up tapered mandrel (11) and the spring core (12) that rises, check ring (6) is stuck in groove (10) lining of lock-screw, the spring core (12) that rises places in the interstage sleeve (5), interstage sleeve (5) is placed in the termination of No. 4 axles of Mohs (7), and be fixed on No. 4 axles of Mohs (7), back-up ring (3) is fixedlyed connected with interstage sleeve (5).
2, focusing drawtube clamp for machining according to claim 1 is characterized in that: the described spring core that rises is to be made by the 60Si2Mn steel, through quenching, tempering hardness reaches HRc45～50.
3, focusing drawtube clamp for machining according to claim 1 and 2 is characterized in that: rise 10 ° of the hole tapers of core of described spring, 1 ° 48 ' of cylindrical tapering, the spring core that rises is provided with one 120 ° of breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201428473U CN201309094Y (en) | 2008-10-30 | 2008-10-30 | Focusing barrel processing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201428473U CN201309094Y (en) | 2008-10-30 | 2008-10-30 | Focusing barrel processing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201309094Y true CN201309094Y (en) | 2009-09-16 |
Family
ID=41106346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201428473U Expired - Fee Related CN201309094Y (en) | 2008-10-30 | 2008-10-30 | Focusing barrel processing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201309094Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240944A (en) * | 2011-07-15 | 2011-11-16 | 瓦房店轴承砂轮制造有限公司 | Slide tensioning mold for constant-speed centering spheres |
| CN103394998A (en) * | 2013-07-24 | 2013-11-20 | 吴江市世华丝绸有限公司 | Fixing device for elastic chucks |
| CN103846707A (en) * | 2012-12-04 | 2014-06-11 | 庄河市天成机械有限公司 | Arm thin sleeve processing device |
| CN107584306A (en) * | 2017-10-25 | 2018-01-16 | 江南工业集团有限公司 | A kind of taper is risen spring clamping device |
| CN108802950A (en) * | 2018-05-07 | 2018-11-13 | 东莞市联洲知识产权运营管理有限公司 | A kind of focusing locking mechanism on precision optical instrument |
| CN109396912A (en) * | 2018-11-05 | 2019-03-01 | 铜陵长江电动工具二厂 | Rotor mandrel's gear milling clamper |
-
2008
- 2008-10-30 CN CNU2008201428473U patent/CN201309094Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240944A (en) * | 2011-07-15 | 2011-11-16 | 瓦房店轴承砂轮制造有限公司 | Slide tensioning mold for constant-speed centering spheres |
| CN103846707A (en) * | 2012-12-04 | 2014-06-11 | 庄河市天成机械有限公司 | Arm thin sleeve processing device |
| CN103394998A (en) * | 2013-07-24 | 2013-11-20 | 吴江市世华丝绸有限公司 | Fixing device for elastic chucks |
| CN107584306A (en) * | 2017-10-25 | 2018-01-16 | 江南工业集团有限公司 | A kind of taper is risen spring clamping device |
| CN107584306B (en) * | 2017-10-25 | 2023-08-18 | 江南工业集团有限公司 | Conical expansion spring clamping device |
| CN108802950A (en) * | 2018-05-07 | 2018-11-13 | 东莞市联洲知识产权运营管理有限公司 | A kind of focusing locking mechanism on precision optical instrument |
| CN108802950B (en) * | 2018-05-07 | 2021-06-29 | 佛山市三水力达精密金属制品有限公司 | Focusing locking structure on precision optical instrument |
| CN109396912A (en) * | 2018-11-05 | 2019-03-01 | 铜陵长江电动工具二厂 | Rotor mandrel's gear milling clamper |
| CN109396912B (en) * | 2018-11-05 | 2024-04-19 | 铜陵常江传动工具有限公司 | Rotor core shaft gear milling clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090916 Termination date: 20101030 |