CN201776468U - Novel general annular workpiece positioning and clamping tool - Google Patents
Novel general annular workpiece positioning and clamping tool Download PDFInfo
- Publication number
- CN201776468U CN201776468U CN2009201666480U CN200920166648U CN201776468U CN 201776468 U CN201776468 U CN 201776468U CN 2009201666480 U CN2009201666480 U CN 2009201666480U CN 200920166648 U CN200920166648 U CN 200920166648U CN 201776468 U CN201776468 U CN 201776468U
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- mandrel
- base
- slide block
- hole
- adapter sleeve
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Abstract
The utility model relates to a novel general annular workpiece positioning and clamping tool. A proper quantity of guide rail grooves are made on the upper plane of a base along the center radius direction, a step through hole is made on the center of the base, the center axes of the hole is vertical to the upper plane and the lower plane of the base simultaneously, the step through hole and the guide rail grooves of the base are internally and respectively provided with a mandrel and sliding blocks, a connecting sleeve and a bushing are arranged on the mandrel during the assembly, a stress application bolt is screwed into a middle thread hole of the mandrel, and the sliding blocks are hinged with the connecting sleeve by a pin roll.
Description
Technical field
The utility model relates to a kind of anchor clamps of annular workpieces, particularly a kind of novel universal annular work piece positioning and clamping tool.Belong to lathe, lathe field of mechanical technique.
Background technology
In the machining of metal,, must be positioned annular workpieces to be processed above the employed lathe in advance at present in order to cut the cylindrical of annular workpieces.In all present localization methods, mainly contain: the one, the method location of adopting universal chuck; The 2nd, adopt the bolt location to add the method location of manual synchronizing; The 3rd, the method location of adopting collet; The 4th, the method location of adopting mandrel.
In above-mentioned localization method, though adopt the method location of universal chuck to have the high characteristics of precision, the general investment cost of chuck is higher, and for large diameter annular workpieces, the general chuck that does not have corresponding big specification; Adopt bolt directly to locate the method that adds manual synchronizing,, exist labour intensity higher though method is fairly simple, productivity ratio is low, simultaneously because not clamping of workpiece often takes place in human negligence sometimes, press from both sides inclined to one side situation and exist, caused corresponding mass defect.Adopt in the localization method of collet, collet is more complicated structurally generally, and simultaneously owing to structural reason, chuck can't be done greatlyyer, so can not adapt to the processing needs of major diameter annulus; Adopt the method for mandrel location, generally be applicable to highly higherly, in addition the annular workpieces that diameter is less, in all above-mentioned localization methods, is gone back ubiquity and clamping force defective on the low side.
Summary of the invention
The purpose of this utility model is: a kind of novel universal annular work piece positioning and clamping tool is provided, and this instrument not only has versatility, the positioning accuracy height, and labor strength is low, and the characteristics that production efficiency is high also have the bigger characteristics of clamping force simultaneously.
The utility model realizes that the technical scheme that above-mentioned purpose adopted is: a kind of novel universal annular work piece positioning and clamping tool, it is made up of slide block, bearing pin, connecting rod, adapter sleeve, afterburning bolt, lining, mandrel and base.Mandrel is installed at the center of described base, mandrel keeps vertical state with the last lower plane of base, on base, make some on the plane by the guide-track groove that distributes around the mind-set in the base, slide block is installed in the guide-track groove, and have along the free degree of guide-track groove slip, installing connecting rods adapter sleeve on mandrel, make corresponding fork-shaped ear around the cylindrical of adapter sleeve, one end of connecting rod is hinged with corresponding slide block by bearing pin, and an other end is hinged by the fork-shaped ear above the adapter sleeve with bearing pin, so when adapter sleeve moves on mandrel, just the end of corresponding drivening rod inwardly shrink or to around strut, its the action to umbrella pack up to decontrol similar, because the end at connecting rod is hinged with bearing pin and slide block, slide block can only move in fixing guide-track groove again, so move in or out with regard to the synchronous center along mandrel at the drive sliding block of connecting rod.Centre at mandrel is shaped on screwed hole, and the top mounting bush of adapter sleeve, afterburning bolt are screwed into from the interstitial hole of lining in the middle screwed hole of mandrel, reach the effect that compresses adapter sleeve, thereby reaches the purpose that makes circle in the slide block stretching workpiece.
The utility model is achieved in that plane on base, make the guide-track groove a of right quantity along the center radius direction, make step through-hole in the center of base simultaneously, and the central axis that guarantees the hole keeps vertical simultaneously with two planes up and down of base, be respectively charged into mandrel and slide block in the centre bore of base and among the guide-track groove a, when assembling, should guarantee to load onto above the mandrel adapter sleeve, lining, and in the neutral threaded hole of mandrel, be screwed into afterburning bolt simultaneously, with bearing pin slide block and adapter sleeve are hinged together.Its operation principle is: mandrel is installed at the center at base, mandrel keeps vertical state with the last lower plane of base, on base, make some on the plane by the guide-track groove a that distributes around the mind-set in the base, slide block is installed in the guide-track groove a, and have along the free degree of guide-track groove a slip, installing connecting rods adapter sleeve on mandrel, make corresponding fork-shaped ear c around the cylindrical of adapter sleeve, one end of connecting rod is hinged with corresponding slide block by bearing pin, and an other end is hinged by the fork-shaped ear c above the adapter sleeve with bearing pin, so when adapter sleeve moves on mandrel, just the end of corresponding drivening rod inwardly shrink or to around strut, its the action to umbrella pack up to decontrol similar, because the end at connecting rod is hinged with bearing pin and slide block, slide block can only move in fixing guide-track groove a again, so move in or out with regard to the synchronous center along mandrel at the drive sliding block of connecting rod.Centre at mandrel is shaped on screwed hole, and the top mounting bush of adapter sleeve, afterburning bolt are screwed into from the interstitial hole of lining in the middle screwed hole of mandrel, reach the effect that compresses adapter sleeve, thereby reaches the purpose that makes circle in the slide block stretching workpiece.
Beneficial effect: what the utility model structurally adopted is a kind of spindle mechanism, concentric hinged of slide block and connecting rod with adapter sleeve, and slide block can only move in fixing guide-track groove, so entire mechanism is not only simple above the structure, clamping force is big, and the centering of the location of workpiece is effective, simultaneously this kind mechanism not only the folding and unfolding radius of slide block self is bigger, after changing corresponding connecting rod, can also further enlarge the folding and unfolding radius of slide block, so can adapt to the processing needs of all size diameter annulus.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Accompanying drawing is a schematic diagram of the present utility model.
Shown in the figure: 1, slide block; 2, bearing pin; 3, connecting rod; 4, adapter sleeve; 5, afterburning bolt; 6, lining; 7, mandrel; 8, base; A, guide-track groove; B, workpiece; C, fork-shaped ear.
The specific embodiment
Last plane at base (8), make the guide-track groove a of right quantity along the center radius direction, make step through-hole in the center of base (8) simultaneously, and the central axis that guarantees the hole keeps vertical simultaneously with two planes up and down of base (8), be respectively charged into mandrel (7) and slide block (1) in the centre bore of base (8) and among the guide-track groove a, when assembling, should guarantee to load onto above the mandrel (7) adapter sleeve (4), lining (6), and in the neutral threaded hole of mandrel (7), be screwed into afterburning bolt (5) simultaneously, with bearing pin (2) slide block (1) and adapter sleeve (4) are hinged together.Its operation principle is: mandrel (7) is installed at the center at base (8), mandrel (7) keeps vertical state with the last lower plane of base (8), on the last plane of base (8), make some by the guide-track groove a that distributes around the mind-set in the base (8), slide block (1) is installed in the guide-track groove a, and have along the free degree of guide-track groove a slip, installing connecting rods adapter sleeve (4) on mandrel, make corresponding fork-shaped ear c around the cylindrical of adapter sleeve (4), one end of connecting rod (3) is hinged with corresponding slide block (1) by bearing pin (2), and an other end is hinged by the fork-shaped ear c above the adapter sleeve (4) with bearing pin (2), so when adapter sleeve moves along mandrel (7) is last, just the end of corresponding drivening rod (3) inwardly shrink or to around strut, its the action to umbrella pack up to decontrol similar, because the end at connecting rod (3) is hinged with bearing pin (2) and slide block (1), slide block (1) can only move in fixing guide-track groove a again, so move in or out with regard to the synchronous center along mandrel (7) at the drive sliding block of connecting rod (3).Centre at mandrel (7) is shaped on screwed hole, the top mounting bush (6) of adapter sleeve (4), afterburning bolt (5) is screwed into from the interstitial hole of lining (6) in the middle screwed hole of mandrel (7), reaches the effect that compresses adapter sleeve (4), thereby reaches the purpose that makes circle in the slide block stretching workpiece.
Claims (1)
1. novel universal annular work piece positioning and clamping tool, it is characterized in that: on the last plane of base (8), make the guide-track groove a of right quantity along the center radius direction, make step through-hole in the center of base (8) simultaneously, and the central axis that guarantees the hole keeps vertical simultaneously with two planes up and down of base (8), be respectively charged into mandrel (7) and slide block (1) in the centre bore of base (8) and among the guide-track groove a, when assembling, should guarantee to load onto above the mandrel (7) adapter sleeve (4), lining (6), and the while is screwed into afterburning bolt (5) in the neutral threaded hole of mandrel (7), with bearing pin (2) slide block (1) and adapter sleeve (4) are hinged together, be provided with a bearing pin (2) in the end of connecting rod (3), the end of connecting rod (3) is hinged with bearing pin (2) and slide block (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201666480U CN201776468U (en) | 2009-07-07 | 2009-07-07 | Novel general annular workpiece positioning and clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201666480U CN201776468U (en) | 2009-07-07 | 2009-07-07 | Novel general annular workpiece positioning and clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201776468U true CN201776468U (en) | 2011-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201666480U Expired - Fee Related CN201776468U (en) | 2009-07-07 | 2009-07-07 | Novel general annular workpiece positioning and clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201776468U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105710443A (en) * | 2016-03-14 | 2016-06-29 | 无为县环江铜业有限公司 | Edge trimmer for inner walls of copper pipes |
| CN106737162A (en) * | 2016-11-28 | 2017-05-31 | 重庆市永川区富强机械制造有限公司 | Ring body clamping device |
| CN111922761A (en) * | 2020-08-13 | 2020-11-13 | 北京经纬恒润科技有限公司 | Clamping device |
-
2009
- 2009-07-07 CN CN2009201666480U patent/CN201776468U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105710443A (en) * | 2016-03-14 | 2016-06-29 | 无为县环江铜业有限公司 | Edge trimmer for inner walls of copper pipes |
| CN106737162A (en) * | 2016-11-28 | 2017-05-31 | 重庆市永川区富强机械制造有限公司 | Ring body clamping device |
| CN111922761A (en) * | 2020-08-13 | 2020-11-13 | 北京经纬恒润科技有限公司 | Clamping device |
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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: 20110330 Termination date: 20110707 |