CN101666698B - Liftable knife edge and knife rest device for weight adjustment - Google Patents
Liftable knife edge and knife rest device for weight adjustment Download PDFInfo
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- CN101666698B CN101666698B CN2009103070645A CN200910307064A CN101666698B CN 101666698 B CN101666698 B CN 101666698B CN 2009103070645 A CN2009103070645 A CN 2009103070645A CN 200910307064 A CN200910307064 A CN 200910307064A CN 101666698 B CN101666698 B CN 101666698B
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Abstract
The invention relates to a liftable knife edge and knife rest device for weight adjustment, belonging to the technical field of measurement. The device comprises a combined knife edge and a combined knife rest, wherein the combined knife edge is arranged above the combined knife rest and movably connected with the combined knife rest. The device can carry out position adjustment to the combined knife edge according to the working state adjusted by model parameters, and a weight sensor in the combined knife rest is uneasy to be damaged, and the service life is long.
Description
Technical field
What the present invention relates to is a kind of device of field of measuring technique, specifically is a kind of Liftable knife edge and knife rest device for weight adjustment.
Background technology
After the ocean engineering structure modelling is finished, also need parameter such as weight, center of gravity, moment of inertia to regulate to model, wherein the adjusting of model weight is the first step of whole adjustment process, the degree of regulation of model weight is relevant with the measuring accuracy of weight, and having influence on the degree of regulation of other parameters of model, the weight adjustment process is generally finished on the model parameter regulating device of special use.
Through existing correlation technique literature search is found, Chinese patent application number is: 02137056.7, and name is called: ship model inertia adjusting stand.Document readme is: a kind of ship model inertia adjusting stand comprises: support section and swing part, support section and swing part are by the knife rest of support section and the edge of a knife lifting overlap joint of swing part.This invention needs earlier model to be moved on the platform scale in the weight adjustment process, the weight of measurement model again, shortcoming such as have therefore that degree of regulation is low, troublesome poeration, damage model have a big risk.
Find by retrieval that in addition Chinese patent application number is: 200310108551.1, name is called: digital ship model inertia adjusting stand.Document readme is: a kind of digital ship model inertia adjusting stand comprises: mechanical part and electronic section, and wherein electronic section comprises weight sensor, weight sensor is fixed on the mechanical part that will measure.This invention can realize automatically, precise parameters is regulated and measurement, but because the edge of a knife of this invention mechanical part acts on the weight sensor always, weight sensor can damage because of producing distortion gradually under the effect of its gravity.
Summary of the invention
The objective of the invention is to overcome the above-mentioned shortcoming that exists in the prior art, a kind of Liftable knife edge and knife rest device for weight adjustment is provided, the present invention can adjust according to duty in the model parameter adjustment process, has overcome the easy impaired defective of weight sensor in the existing model parameter regulating device.
The present invention is achieved by the following technical solutions:
The present invention includes: the combination edge of a knife and combination tool block, wherein: the combination edge of a knife is positioned at the top of combination tool block and flexibly connects with combination tool block.
The described combination edge of a knife comprises: the fixedly edge of a knife, the movable edge of a knife, pushing tow bolt and edge of a knife top board, wherein: the dead knife muzzle is connected on the outside of the movable edge of a knife, edge of a knife top board is positioned at the fixedly top of the edge of a knife, and fixedly connected with the fixing top of the edge of a knife, the top of the movable edge of a knife is provided with a circular port, the tail end of edge of a knife top board is provided with the threaded hole of a perforation, and the pushing tow bolt sleeve is connected in described circular port and the threaded hole, and is connected with edge of a knife roof movement with the movable edge of a knife.
The external diameter of described pushing tow bolt is complementary with the internal diameter of movable edge of a knife top circular port.
Described combination tool block comprises: U type knife rest, S type weight sensor and power transmission cutter groove, and wherein: power transmission cutter groove is fixed in the top of S type weight sensor, and S type weight sensor is fixed in the U type groove of U type knife rest.
The top of described U type knife rest is provided with two first V-type grooves that structure is identical, the top of described power transmission cutter groove is provided with one second V-type groove, the bottom of two first V-type grooves is positioned on the same horizontal line, and being positioned at same vertical plane with the bottom of second groove, the bottom of the first V-type groove is higher than the bottom of the second V-type groove.
The described fixedly edge of a knife and the movable edge of a knife are wedge shape, and fixedly the ultimate range between the most advanced and sophisticated and movable edge of a knife tip of the edge of a knife is greater than the distance between the first V-type groove bottom and the second V-type groove bottom.
The tip of the described fixedly edge of a knife be positioned at the first V-type groove bottom directly over.
The tip of the described movable edge of a knife be positioned at the second V-type groove bottom directly over.
The present invention needs paired use in the course of the work, and the lower surface of edge of a knife top board and U-shaped knife rest is individually fixed on the external structure.Before regulating beginning, at first rotate the pushing tow bolt and shift the movable edge of a knife onto lowest part, this moment, the tip of the movable edge of a knife was lower than fixedly edge of a knife tip, will make up the edge of a knife then and be overlapped on the combination tool block; When regulating beginning, the action of points of the movable edge of a knife is in the bottom of the second V-type groove, because fixedly the ultimate range between the most advanced and sophisticated and movable edge of a knife tip of the edge of a knife is greater than the distance between the first groove bottom and the second groove bottom, fixedly maintain the gap between the tip of the edge of a knife and the first V-type groove, by rotating the vertical position of the movable edge of a knife of pushing tow bolt adjustment, can make S type weight sensor finish accurate weight measurement; After adjusting is finished, rotate the pushing tow bolt and make fixedly that the edge of a knife acts on the U type knife rest, being rotated further up to the movable edge of a knife does not have the pressure effect to the second V-type groove, and S type weight sensor only is subjected to the action of gravity of power transmission cutter groove at this moment.
Compared with prior art, the invention has the advantages that and to adjust the position of the combination edge of a knife according to the duty that model parameter is regulated, during off working state, S type weight sensor is not subjected to the effect of external structure pressure, therefore, S type weight sensor is not easy impaired, long service life.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present invention.
Fig. 2 is a combination edge of a knife STRUCTURE DECOMPOSITION synoptic diagram of the present invention.
Fig. 3 is a combination tool block STRUCTURE DECOMPOSITION synoptic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, present embodiment comprises: the combination edge of a knife 1 and combination tool block 2, wherein: the combination edge of a knife 1 is positioned at the top of combination tool block 2, and flexibly connects with combination tool block 2.
As shown in Figure 2, the described combination edge of a knife 1 comprises: the fixedly edge of a knife 3, the movable edge of a knife 4, pushing tow bolt 5 and edge of a knife top board 6, wherein: fixedly the edge of a knife 3 is socketed in the outside of the movable edge of a knife 4, and flexibly connect with the movable edge of a knife 4, edge of a knife top board 6 is positioned at the fixedly top of the edge of a knife 3, and fixedly connected with the fixing top of the edge of a knife 3, the top of the movable edge of a knife 4 is provided with a circular port, the tail end of edge of a knife top board 6 is provided with the threaded hole of a perforation, pushing tow bolt 5 is socketed in described circular port and the threaded hole, and flexibly connects with the movable edge of a knife 4 and edge of a knife top board 6.
The external diameter of described pushing tow bolt 5 is complementary with the internal diameter of the movable edge of a knife 4 top circular ports.
As shown in Figure 3, described combination tool block 2 comprises: U type knife rest 7, S type weight sensor 8 and power transmission cutter groove 9, and wherein: power transmission cutter groove 9 is fixed in the top of S type weight sensor 8, and S type weight sensor 8 is fixed in the U type groove of U type knife rest 2.
The top of described U type knife rest 7 is provided with two first V-type grooves 10 that structure is identical, the top of described power transmission cutter groove 9 is provided with one second V-type groove 11, the bottom of two first V-type grooves 10 is positioned on the same horizontal line, and being positioned at same vertical plane with the bottom of the second V-type groove 11, the bottom of the first V-type groove 10 is than the high 5mm in the bottom of the second V-type groove 11.
In the present embodiment fixedly the edge of a knife 3 and the movable edge of a knife 4 be wedge shape, fixedly the edge of a knife 3 most advanced and sophisticated and movably the ultimate range between the edge of a knife 4 tips be 10mm; Fixedly the tip of the edge of a knife 3 be positioned at the first V-type groove, 10 bottoms directly over; The tip of the movable edge of a knife 4 be positioned at the second V-type groove, 11 bottoms directly over.
Present embodiment can be adjusted the position of the movable edge of a knife 4 according to the duty of parameter regulation, and when being in model weight adjustment state, S type weight sensor 8 is measurement model weight accurately; After model weight was regulated and finished, S type weight sensor 8 need not bear the action of gravity of model and external structure, thereby has avoided deformation damage, has improved serviceable life.
Claims (6)
1. a Liftable knife edge and knife rest device for weight adjustment is characterized in that, comprising: the combination edge of a knife and combination tool block, and wherein: the combination edge of a knife is positioned at the top of combination tool block, and flexibly connects with combination tool block;
The described combination edge of a knife comprises: the fixedly edge of a knife, the movable edge of a knife, pushing tow bolt and edge of a knife top board, wherein: the dead knife muzzle is connected on the outside of the movable edge of a knife, edge of a knife top board is positioned at the fixedly top of the edge of a knife, and fixedly connected with the fixing top of the edge of a knife, the top of the movable edge of a knife is provided with a circular port, the tail end of edge of a knife top board is provided with the threaded hole of a perforation, and the pushing tow bolt sleeve is connected in described circular port and the threaded hole, and is connected with edge of a knife roof movement with the movable edge of a knife;
Described combination tool block comprises: U type knife rest, S type weight sensor and power transmission cutter groove, and wherein: power transmission cutter groove is fixed in the top of S type weight sensor, and S type weight sensor is fixed in the U type groove of U type knife rest.
2.. Liftable knife edge and knife rest device for weight adjustment according to claim 1 is characterized in that, the external diameter of described pushing tow bolt is complementary with the internal diameter of movable edge of a knife top circular port.
3. Liftable knife edge and knife rest device for weight adjustment according to claim 1, it is characterized in that, the top of described U type knife rest is provided with two first V-type grooves that structure is identical, the top of described power transmission cutter groove is provided with one second V-type groove, the bottom of two first V-type grooves is positioned on the same horizontal line, and being positioned at same vertical plane with the bottom of second groove, the bottom of the first V-type groove is higher than the bottom of the second V-type groove.
4. Liftable knife edge and knife rest device for weight adjustment according to claim 3, it is characterized in that, the described fixedly edge of a knife and the movable edge of a knife are wedge shape, and fixedly the ultimate range between the most advanced and sophisticated and movable edge of a knife tip of the edge of a knife is greater than the distance between the first V-type groove bottom and the second V-type groove bottom.
5. Liftable knife edge and knife rest device for weight adjustment according to claim 4 is characterized in that, the tip of the described fixedly edge of a knife be positioned at the first V-type groove bottom directly over.
6. Liftable knife edge and knife rest device for weight adjustment according to claim 4 is characterized in that, the tip of the described movable edge of a knife be positioned at the second V-type groove bottom directly over.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103070645A CN101666698B (en) | 2009-09-16 | 2009-09-16 | Liftable knife edge and knife rest device for weight adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103070645A CN101666698B (en) | 2009-09-16 | 2009-09-16 | Liftable knife edge and knife rest device for weight adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101666698A CN101666698A (en) | 2010-03-10 |
| CN101666698B true CN101666698B (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103070645A Active CN101666698B (en) | 2009-09-16 | 2009-09-16 | Liftable knife edge and knife rest device for weight adjustment |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977077B (en) * | 2014-04-02 | 2017-08-25 | 梅特勒-托利多(常州)精密仪器有限公司 | Weighing module and its jacking apparatus |
| CN114833638B (en) * | 2022-07-06 | 2022-09-13 | 中北大学 | Milling force measuring cutter system with internal inserting type sensitive structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1336539A (en) * | 2000-07-28 | 2002-02-20 | 机械工业部郑州机械研究所 | Measurer for mass center, figure center and mass center deviation of object |
| CN2527992Y (en) * | 2002-01-14 | 2002-12-25 | 中国第一汽车集团公司 | Automobile power assembly center-of-mass and inertia testboard |
| CN1401981A (en) * | 2002-09-19 | 2003-03-12 | 上海交通大学 | Ship model inertia adjusting stand |
| WO2003040667A1 (en) * | 2001-11-08 | 2003-05-15 | Kvaerner Warnow Werft Gmbh | Measuring method and measuring device for measuring the mass and/or the center of gravity of a component |
| CN1544888A (en) * | 2003-11-13 | 2004-11-10 | 上海交通大学 | Digital inertia adjustable bracket of ship model |
-
2009
- 2009-09-16 CN CN2009103070645A patent/CN101666698B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1336539A (en) * | 2000-07-28 | 2002-02-20 | 机械工业部郑州机械研究所 | Measurer for mass center, figure center and mass center deviation of object |
| WO2003040667A1 (en) * | 2001-11-08 | 2003-05-15 | Kvaerner Warnow Werft Gmbh | Measuring method and measuring device for measuring the mass and/or the center of gravity of a component |
| CN2527992Y (en) * | 2002-01-14 | 2002-12-25 | 中国第一汽车集团公司 | Automobile power assembly center-of-mass and inertia testboard |
| CN1401981A (en) * | 2002-09-19 | 2003-03-12 | 上海交通大学 | Ship model inertia adjusting stand |
| CN1544888A (en) * | 2003-11-13 | 2004-11-10 | 上海交通大学 | Digital inertia adjustable bracket of ship model |
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| Publication number | Publication date |
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| CN101666698A (en) | 2010-03-10 |
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