CN112696575B - Structure for controlling multi-circle rotating angle - Google Patents
Structure for controlling multi-circle rotating angle Download PDFInfo
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- CN112696575B CN112696575B CN202011549514.4A CN202011549514A CN112696575B CN 112696575 B CN112696575 B CN 112696575B CN 202011549514 A CN202011549514 A CN 202011549514A CN 112696575 B CN112696575 B CN 112696575B
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- tooth
- washer
- rotating shaft
- gear
- washers
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- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000012856 packing Methods 0.000 claims description 17
- 239000008358 core component Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D43/00—Arrangements or adaptations of instruments
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Abstract
The invention belongs to the field of aviation instruments, and particularly relates to a structure for controlling a multi-turn rotation angle. The method comprises the following steps: the rotating shaft, the flat plate, the tooth-taking stop block, the single-tooth washers, the flat washer and the clamping part, wherein an annular boss is arranged on the tooth-taking stop block, a starting single tooth is arranged on the end face of the boss, the rotating shaft penetrates through the flat plate, the single tooth washers and the flat washers are sequentially sleeved on the rotating shaft, the single tooth of the single-tooth washer is a transmission single tooth, the tooth surface of the transmission single tooth is higher than that of the single-tooth washer, the transmission single tooth of the single-tooth washers are sequentially meshed along the spiral line direction, the flat washer is positioned between the single-tooth washers and the clamping part, a termination single tooth is arranged on the end face of the clamping part, which is opposite to the single-tooth washer, the termination single tooth is meshed with the transmission single tooth, and the tooth surface height of the tooth surface is the distance that the single tooth is higher than that of the washer. The spiral line structure of the structure has a protection effect on an instrument mechanism, can stabilize the limit output of core components, and improves the product quality.
Description
Technical Field
The invention belongs to the field of aviation instruments, and particularly relates to a structure for controlling a multi-turn rotation angle.
Background
When the meter mechanism rotates more than 360 degrees, the angle needs to be controlled so as to prevent the core components from being damaged and cause output failure. At present, the instrument cannot be accurately controlled when rotating for more than 360 degrees.
Disclosure of Invention
The purpose of the invention is as follows: a structure for controlling a multi-turn angle is provided to realize angle control of an instrument over 360 degrees.
In order to solve the technical problem, the technical scheme of the invention is as follows:
in a first aspect, a structure for controlling a multi-turn angle is provided, which includes: the pivot, the flat board, take the tooth dog, a plurality of single-tooth packing rings, plain washer and clamping part, wherein, take and be provided with annular boss on the tooth dog, be provided with initial monodentate on the boss terminal surface, the flat board is passed in the pivot, a plurality of single-tooth packing rings and plain washer overlap in proper order in the pivot, the monodentate of single-tooth packing ring is the transmission monodentate, the flank of tooth of transmission monodentate exceeds the single-tooth packing ring, and the transmission monodentate of a plurality of single-tooth packing rings interlocks in proper order along the helix direction, the plain washer is located between a plurality of single-tooth packing rings and the clamping part, be provided with the termination monodentate on the terminal surface relative with the single-tooth packing ring of clamping part, termination monodentate and transmission monodentate interlock, wherein, the flank of tooth height is the distance that the monodentate exceeds the packing ring.
Further, the clamping portion includes: the gear-shaped semicircular block and the semicircular block are arranged, wherein cylindrical grooves are formed in the inner sides of the gear-shaped semicircular block and the semicircular block and used for clamping the rotating shaft, and the gear-shaped semicircular block and the semicircular block are connected and fixed through screws.
Furthermore, the rotating shaft sequentially comprises a first diameter section, a second diameter section and a third diameter section from the input end, wherein the first diameter is larger than the second diameter, the second diameter is larger than the third diameter, and the first diameter is larger than the rotating shaft through hole in the flat plate.
Further, the plane of the meshing surface of the single-tooth washer passes through the axis of the single-tooth washer.
Further, the flat washer has a thickness of 0.5 to 1 times the thickness of the single-tooth washer.
Furthermore, the tip of pivot still is provided with the input, and the input includes square and annular.
In a second aspect, there is provided a structure for controlling a multi-turn angle, comprising: the rotating shaft penetrates through the flat plate, threads are arranged on the rotating shaft and move relative to the flat plate through the threads, a guide groove is formed in the guide rod, the single-tooth washer penetrates through the rotating shaft, threads are arranged in an inner hole of the single-tooth washer, and teeth of the single-tooth washer can move along the guide groove under the driving of the rotating shaft.
Further, still include: the two blocking pieces are fixed on the rotating shaft through fastening screws respectively and are positioned on two sides of the single-tooth washer respectively.
The invention has the beneficial effects that:
the spiral line structure of the structure has a protection effect on an instrument mechanism, and has important significance on stabilizing the limit output of core components and improving the product quality.
Drawings
FIG. 1 is a schematic structural diagram of a multi-turn control device according to a first embodiment of the present invention;
fig. 2 is a schematic view of a single-tooth washer of a structure for controlling a multi-turn angle according to a first embodiment of the present invention;
FIG. 3 is a schematic view of a toothed dog of a structure for controlling the angle of rotation of a plurality of revolutions according to a first embodiment of the present invention;
FIG. 4 is a schematic view of a toothed half circle block of a structure for controlling a multi-turn angle of rotation according to a first embodiment of the present invention;
FIG. 5 is a schematic view of a semicircular block of a structure for controlling a multi-turn angle according to a first embodiment of the present invention;
fig. 6 is a schematic diagram of a structure for controlling the multi-turn angle according to a second embodiment of the present invention.
Wherein, 1 input end, 2 rotating shafts, 3 flat plates, 4 toothed stoppers, 5 single-tooth washers, 6 flat washers, 7 toothed semicircular blocks, 8 semicircular blocks and 9 screws; a flat plate 21, a guide rod 22, a single-tooth washer 23, a rotating shaft 24, a fastening screw 25 and a baffle 26.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following detailed description is made with reference to the accompanying drawings.
Example 1:
referring to fig. 1 to 5, a structure for controlling a multi-turn angle includes: the utility model discloses a measuring instrument, including pivot 2, flat board 3, take tooth dog 4, a plurality of single-tooth packing ring 5, plain washer 6 and clamping part, wherein, take the tooth and be provided with annular boss on the dog 4, be provided with initial single tooth on the boss terminal surface, pivot 2 passes flat board 3, a plurality of single-tooth packing ring 5 and plain washer 6 overlap in proper order on pivot 2, the single tooth of single-tooth packing ring 5 is the transmission single tooth, the flank of tooth of transmission single tooth is higher than single-tooth packing ring 5, and the transmission single tooth of a plurality of single-tooth packing ring 5 meshes along the helix direction in proper order, plain washer 6 is located between last level single-tooth packing ring 5 and the clamping part, the clamping part is provided with termination single tooth towards single-tooth packing ring 5's direction, when the instrument rotates to the angle that needs to control, termination single tooth meshes with transmission single tooth in proper order, initial single tooth interlock, be arranged in the helix mode, wherein, the flank of tooth height is the distance that the single tooth is higher than the packing ring.
Preferably, the clamping portion includes: the gear-driven rotating shaft clamping device comprises a gear-driven semicircular block 7 and a semicircular block 8, wherein cylindrical grooves are formed in the inner sides of the gear-driven semicircular block 7 and the inner side of the semicircular block 8 and used for clamping the rotating shaft 2, and the gear-driven semicircular block 7 and the semicircular block 8 are fixedly connected through a screw 9.
The rotating shaft 2 sequentially comprises a first diameter section, a second diameter section and a third diameter section from the input end, wherein the first diameter is larger than the second diameter, the second diameter is larger than the third diameter, and the first diameter is larger than a rotating shaft through hole in the flat plate 3.
The tooth surface height of the initial single tooth is more than 0.5 times and less than 1 time of the thickness of the single-tooth washer 5, the tooth surface height of the transmission single tooth is more than 0.3 times and less than 1 time of the thickness of the single-tooth washer 5, and the difference between the tooth surface height of the termination single tooth and the flat washer thickness is more than 0.5 times and less than 1 time of the thickness of the single-tooth washer 5. The planes of the two end occlusal surfaces of the starting single tooth, the transmission single tooth and the termination single tooth all pass through the axis of the single-tooth washer 5.
The flat washer 6 has a thickness of 0.5 to 1 times the thickness of the single-tooth washer 5. The inner diameter of the flat washer 6 is smaller than the outer diameter of the second diameter section of the rotating shaft 2 and larger than the outer diameter of the third diameter section. The outer diameter of the flat washer 6 is smaller than that of the single-tooth washer.
The end of the rotating shaft 2 can also be provided with an input end 1, and the input end 1 comprises a square shape and a ring shape.
When the first single-tooth washer 5 is mounted on the rotating shaft 2, one end occlusal surface of the first single-tooth washer contacts with one occlusal surface of the initial single tooth. The occlusal surface at the other end is contacted with an occlusal surface of a second single-tooth washer 5, and the two single-tooth washers are sequentially installed. The inner diameters of the toothed stop block 4 and the single-tooth washer 5 are larger than the outer diameter of the second diameter section of the rotating shaft. The shapes of the tooth surfaces of the toothed stop block 4 and the toothed semicircular block 7 are annular bosses, the outer diameters of the annular bosses are not larger than the diameters of the toothed stop block 4 and the toothed semicircular block 7, and the inner diameters of the annular bosses are larger than the outer diameter of the single-tooth washer. The tooth surface of the single-tooth washer 5 is in the shape of an annular boss, the outer diameter of the annular boss is larger than that of the single-tooth washer, and the inner diameter of the annular boss is larger than that of the single-tooth washer, as shown in fig. 2. The length of the second diameter section of the rotating shaft 2 is larger than the sum of the thickness of the flat plate, the thickness of the toothed stop block and the thickness of the single-tooth washers.
The working principle is as follows:
the input end 1 drives the rotating shaft 2 to rotate, the rotating shaft penetrates through a toothed stop block 4 fixed on the flat plate 3, a plurality of single-tooth gaskets 5 are arranged on the rotating shaft, a flat gasket 6 is added at the tail end, and a toothed semicircular block 7 and a semicircular block 8 are arranged and are respectively fixed by screws 9.
When the rotating shaft rotates, the rotating shaft rotates until the single-tooth washer tooth sheets are spirally arranged, and angle control is realized. The relationship between the input end angle and the single-tooth washer is as follows:
A＝y·360＝αn+β+δ+δy+(n+1)·360
wherein: a: controlling the angle; y is the number of turns of the rotating shaft; α: the angle corresponding to the single tooth of the single-tooth washer;
beta: the corresponding angle of the stop block with the tooth 4; δ: the angle n corresponding to the stop block with the tooth semicircular block is the number of the single-tooth washers.
Example 2:
as shown in fig. 6, a structure for controlling a multi-turn angle includes: the method comprises the following steps: the rotary shaft 24, the flat plate 21, the single-tooth washer 23 and the guide rod 22, wherein the number of the flat plates 21 is two and the two flat plates are respectively arranged at two ends of the rotary shaft 24 and the guide rod 22, the rotary shaft 24 penetrates through the flat plate 21 and is provided with threads on the rotary shaft 24 to move relative to the flat plate 21 through the threads, the guide rod 22 is provided with a guide groove, the single-tooth washer 23 penetrates through the rotary shaft 24 and is provided with threads on an inner hole, and teeth of the single-tooth washer 23 can move along the guide groove under the driving of the rotary shaft.
Further, still include: two blocking plates 26, the two blocking plates 26 are respectively fixed on the rotating shaft 24 through fastening screws 25, and the two blocking plates 26 are respectively positioned at two sides of the single-tooth washer 23.
The above embodiments are only for illustrating the technical solutions of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the scope of the present invention.
Claims (5)
1. A structure for controlling a plurality of rotation angles, comprising: the gear-driven type gear-driven mechanism comprises a rotating shaft (2), a flat plate (3), a gear-driven stop block (4), a plurality of single-tooth washers (5), a flat washer (6) and a clamping part, wherein an annular boss is arranged on the gear-driven stop block (4), a starting single tooth is arranged on the end face of the boss, the gear-driven stop block (4) is fixed on one side of the flat plate (3), the rotating shaft (2) penetrates through the flat plate (3) and the gear-driven stop block (4), the single-tooth washers (5) and the flat washer (6) are sequentially sleeved on the rotating shaft (2), the single tooth of the single-tooth washer (5) is a transmission single tooth, the tooth surface of the transmission single tooth is higher than that of the single-tooth washer (5), the transmission single teeth of the single-tooth washers (5) are sequentially meshed along the spiral line direction, the flat washer (6) is positioned between the single-tooth washers (5) and the clamping part, a termination single tooth is arranged on the end face, opposite to the single tooth washer (5), and the transmission single tooth is meshed with the transmission single tooth, wherein, the tooth surface height is the distance that single tooth is higher than the packing ring.
2. The structure of claim 1, wherein the clamping portion comprises: the gear-shaped semicircular block (7) and the semicircular block (8) are arranged, wherein cylindrical grooves are formed in the inner sides of the gear-shaped semicircular block (7) and the inner side of the semicircular block (8) and used for clamping the rotating shaft (2), and the gear-shaped semicircular block (7) and the semicircular block (8) are fixedly connected through a screw (9).
3. The arrangement according to claim 1, characterized in that the shaft (2) comprises, in order from the input end, a first diameter section, a second diameter section and a third diameter section, wherein the first diameter is larger than the second diameter, the second diameter is larger than the third diameter, and the first diameter is larger than the shaft through hole in the plate (3).
4. The structure according to claim 1, characterized in that the plane of the bite surface of the single tooth washer (5) is through the axis of the single tooth washer (5).
5. Structure as claimed in claim 1, characterized in that the flat washer (6) has a thickness of 0.5 to 1 times the thickness of the single-tooth washer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011549514.4A CN112696575B (en) | 2020-12-24 | 2020-12-24 | Structure for controlling multi-circle rotating angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011549514.4A CN112696575B (en) | 2020-12-24 | 2020-12-24 | Structure for controlling multi-circle rotating angle |
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| Publication Number | Publication Date |
|---|---|
| CN112696575A CN112696575A (en) | 2021-04-23 |
| CN112696575B true CN112696575B (en) | 2022-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011549514.4A Active CN112696575B (en) | 2020-12-24 | 2020-12-24 | Structure for controlling multi-circle rotating angle |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101482439A (en) * | 2009-02-10 | 2009-07-15 | 陈世恩 | Oil-filling type shock-resistant capsule pressure gauge with zeroing correction mechanism |
| CN205261149U (en) * | 2015-12-11 | 2016-05-25 | 中国航空工业集团公司西安航空计算技术研究所 | Decide angle and rotate display |
| CN205841679U (en) * | 2016-06-28 | 2016-12-28 | 中国南方航空工业(集团)有限公司 | A kind of gear ring stopping means |
| CN211779247U (en) * | 2020-02-28 | 2020-10-27 | 开平市汉玛克卫浴有限公司 | Adjustable spacing angle's tap |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU683036B2 (en) * | 1992-12-18 | 1997-10-30 | Merck Sharp & Dohme Corp. | Inhaler for powdered medications |
| JP4109608B2 (en) * | 2003-11-07 | 2008-07-02 | アスモ株式会社 | Wiper motor |
| DE102015225438A1 (en) * | 2015-12-16 | 2017-06-22 | Fidlock Gmbh | Closure device with an adjusting device for automatically turning a connecting element of a closure part in a closed position |
| TWM553536U (en) * | 2017-06-26 | 2017-12-21 | 信錦企業股份有限公司 | Supporting module |
| CN109372917B (en) * | 2018-12-18 | 2024-05-28 | Bpw(梅州）车轴有限公司 | Automatic clearance adjusting arm of automobile brake and rotation angle control device thereof |
| CN214824187U (en) * | 2020-12-24 | 2021-11-23 | 太原航空仪表有限公司 | Rotation control device of instrument mechanism |
-
2020
- 2020-12-24 CN CN202011549514.4A patent/CN112696575B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101482439A (en) * | 2009-02-10 | 2009-07-15 | 陈世恩 | Oil-filling type shock-resistant capsule pressure gauge with zeroing correction mechanism |
| CN205261149U (en) * | 2015-12-11 | 2016-05-25 | 中国航空工业集团公司西安航空计算技术研究所 | Decide angle and rotate display |
| CN205841679U (en) * | 2016-06-28 | 2016-12-28 | 中国南方航空工业(集团)有限公司 | A kind of gear ring stopping means |
| CN211779247U (en) * | 2020-02-28 | 2020-10-27 | 开平市汉玛克卫浴有限公司 | Adjustable spacing angle's tap |
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| Publication number | Publication date |
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| CN112696575A (en) | 2021-04-23 |
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