CN112762081B - Self-adaptive quick mounting nut - Google Patents
Self-adaptive quick mounting nut Download PDFInfo
- Publication number
- CN112762081B CN112762081B CN202110229372.1A CN202110229372A CN112762081B CN 112762081 B CN112762081 B CN 112762081B CN 202110229372 A CN202110229372 A CN 202110229372A CN 112762081 B CN112762081 B CN 112762081B
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- jackscrew
- sliding pin
- pin
- vertical
- nut
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- 230000006835 compression Effects 0.000 claims abstract description 28
- 238000007906 compression Methods 0.000 claims abstract description 28
- 239000011295 pitch Substances 0.000 claims abstract description 10
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model provides a quick mounting nut of self-adaptation, relates to the nut field, and it includes: the nut comprises a left sliding pin, a right sliding pin, a vertical jackscrew, a vertical compression spring and a nut main body; rectangular grooves are formed in two ends of the nut main body, and a round hole is formed in the middle of each rectangular groove; the left sliding pin and the right sliding pin are slidably mounted in rectangular grooves formed in two ends of the nut main body, the upper end of the left sliding pin is tightly pressed through a vertical jackscrew, the lower end of the left sliding pin is connected with the nut main body through a vertical compression spring, up-and-down floating along the rectangular grooves is achieved, and the vertical jackscrew and the vertical compression spring are matched with each other to adjust the floating distance, so that the left sliding pin and the right sliding pin are suitable for fastening bolts with different pitches; the assembling clearance between the threaded pin and the screw rod is adjusted by adjusting the jackscrew, so that the bolts with different diameters can be matched.
Description
Technical Field
The invention relates to the field of nuts, in particular to a self-adaptive quick mounting nut.
Background
The nut is a necessity in the mechanical industry and is widely applied to various mechanical connecting pieces, but the nut is generally a standard piece and can only be matched with a corresponding stud, and the use of the nut has certain limitation.
Therefore, chinese utility model patent with the patent number of 201620387631.8 discloses a reducing nut, which comprises a plurality of step holes uniformly distributed in the circumferential direction of a nut body, wherein the axis of each step hole is vertical to the axis of the nut body and is communicated with a threaded inner hole of the nut body; each step hole consists of a first-stage cylindrical hole on the outer side and a second-stage cylindrical hole on the inner side, wherein the diameter of the first-stage cylindrical hole is smaller than the radial size of the second-stage cylindrical hole; screws are arranged in the first-stage cylindrical holes, and thread blocks capable of sliding along the axial direction of the second-stage cylindrical holes are arranged in the second-stage cylindrical holes; the inner side end faces of the thread blocks are respectively provided with threads for connecting the studs in a matching manner; the outside of screw thread piece all sets up the third level cylinder hole and the fourth level cylinder hole that are linked together from outside-in, and the diameter in third level cylinder hole is less than the diameter in fourth level cylinder hole, the rotatory piece of fourth level cylinder downthehole installation, and the screw passes third level cylinder hole and links to each other with rotatory piece. The inner diameter of the nut can be changed according to requirements, and the application range is wide; however, it only realizes changing the inner diameter of the nut and is not suitable for fastening bolts with different pitches.
Disclosure of Invention
In view of the above problems, the present invention provides a self-adaptive quick mounting nut, comprising: the device comprises a left sliding pin, a right sliding pin, a vertical jackscrew, a vertical compression spring and a nut main body; rectangular grooves are formed in two ends of the nut body, and a round hole is formed in the middle of each rectangular groove; the left sliding pin and the right sliding pin are slidably installed in rectangular grooves formed in two ends of the nut main body, and are rotatably connected with a left threaded pin and a right threaded pin respectively; the left threaded pin and the right threaded pin are movably connected with the nut main body; the upper end of the left sliding pin is tightly propped through the vertical jackscrew, the lower end of the left sliding pin is connected with the nut main body through the vertical compression spring, up-and-down floating along the rectangular groove is achieved, and the floating distance is adjusted through mutual matching of the vertical jackscrew and the vertical compression spring.
When the nut is used, bolts with different diameters are fastened by horizontally sliding the left sliding pin and the right sliding pin on the nut main body; the left sliding pin floats along the rectangular groove under the adjustment of the vertical jackscrew and the vertical pressure spring, so that bolts with different screw pitches are fastened.
Preferably, the right slide pin includes: the top thread, the horizontal pressure spring and the torsion spring; the horizontal pressure spring and the torsion spring are positioned in the jackscrew, and the right threaded pin is connected with one end of the jackscrew through the torsion spring; the horizontal pressure spring is positioned between the right threaded pin and the jackscrew, is sleeved outside the torsion spring and is used for left and right resetting of the right sliding pin;
preferably, the left slide pin includes: the device comprises a jackscrew, a horizontal pressure spring, a torsion spring and a rectangular shell; the horizontal pressure spring and the torsion spring are positioned in the jackscrew, and the left threaded pin is connected with one end of the jackscrew through the torsion spring; the horizontal pressure spring is positioned between the left threaded pin and the jackscrew, is sleeved outside the torsion spring and is used for left and right reset of the left threaded pin, the rectangular shell is sleeved outside the jackscrew, and the jackscrew can slide along the inside of the rectangular shell; the upper end of the rectangular shell is tightly propped through a vertical jackscrew, and the lower end of the rectangular shell is connected with the nut main body through a vertical pressure spring.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) According to the invention, the assembly clearance between the threaded pin and the screw rod is adjusted by adjusting the jackscrew, so that the bolts with different diameters can be dealt with, the phenomenon that the nuts and the screw rods are assembled too tightly due to processing errors and electroplating is solved, and meanwhile, the bolts with different thread pitches can be fastened by adjusting the vertical jackscrew.
(2) The nut is simple in structure, and powerful functions of matching bolts with different screw pitches and diameters are achieved only by additionally arranging the left sliding pin, the right sliding pin, the jackscrew, the vertical pressure spring and the like on the common nut.
Drawings
Fig. 1 is a schematic view of the overall mechanism of the present invention.
Fig. 2 is a cross-sectional view of the overall mechanism of the present invention.
FIG. 3 is a schematic view of the left and right slide pins of the present invention.
FIG. 4 is an internal view of the left and right slide pins of the present invention.
FIG. 5 is a cross-sectional view of the left and right slide pins of the present invention.
FIG. 6 is a side view of the left and right slide pins of the present invention.
Reference numbers: 1-left side sliding pin, 2-right side sliding pin, 3-left side threaded pin, 4-right side threaded pin, 5-vertical jackscrew, 6-vertical compression spring, 7-jackscrew, 8-horizontal compression spring, 9-torsion spring, 10-main body and 11-rectangular shell.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in many ways other than those described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below. In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed when the products of the present invention are used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
1-6, an adaptive quick mount nut, comprising: the nut comprises a left sliding pin 1, a right sliding pin 2, a vertical jackscrew 5, a vertical pressure spring 6 and a nut main body 10; rectangular grooves are formed in two ends of the nut body 10, and circular holes are formed in the middles of the rectangular grooves; the left sliding pin 1 and the right sliding pin 2 are slidably mounted in rectangular grooves formed in two ends of the nut body 10, and the left sliding pin 1 and the right sliding pin 2 are respectively and rotatably connected with a left threaded pin 3 and a right threaded pin 4; the left threaded pin 3 and the right threaded pin 4 are movably connected with the nut body 10; the upper end of the left sliding pin 1 is tightly pushed through the vertical jackscrew 5, the lower end of the left sliding pin is connected with the nut main body 10 through the vertical compression spring 6, up-and-down floating along the rectangular groove is achieved, and the floating distance is adjusted through mutual matching of the vertical jackscrew 5 and the vertical compression spring 6, so that the left sliding pin is suitable for bolts with different thread pitches.
When the bolt fastening device is used, bolts with different diameters are fastened through the horizontal sliding of the left sliding pin 1 and the right sliding pin 2 on the nut main body 10; the left sliding pin 1 floats along the rectangular groove under the adjustment of the vertical jackscrew 5 and the vertical pressure spring 6, so that bolts with different screw pitches are fastened.
In an alternative implementation of the embodiment of the present invention, the right slide pin 2 comprises: a jackscrew 7, a horizontal compression spring 8 and a torsion spring 9; the horizontal compression spring 8 and the torsion spring 9 are both positioned in the jackscrew 7, and the right threaded pin 4 is connected with one end of the jackscrew 7 through the torsion spring 9; the torsion spring 9 is used for realizing that the right threaded pin 4 can be subjected to autonomous fine adjustment when bolts with different screw pitches are screwed, so that the capability of adapting to different bolts is improved; the horizontal compression spring 8 is positioned between the right threaded pin 4 and the jackscrew 7, is sleeved outside the torsion spring 9 and is used for left and right resetting of the right sliding pin 2;
in an alternative embodiment of the present invention, the left slide pin 1 includes: the device comprises a jackscrew 7, a horizontal compression spring 8, a torsion spring 9 and a rectangular shell 11; the horizontal compression spring 8 and the torsion spring 9 are positioned in the jackscrew 7, and the left threaded pin 3 is connected with one end of the jackscrew 7 through the torsion spring 9; the horizontal compression spring 8 is positioned between the left threaded pin 3 and the jackscrew 7, is sleeved on the outer side of the torsion spring 9 and is used for left and right resetting of the left threaded pin 3, the rectangular shell 11 is sleeved outside the jackscrew 7, and the jackscrew 7 can slide along the inside of the rectangular shell 11; the upper end of the rectangular shell 11 is tightly propped through a vertical jackscrew 5, and the lower end of the rectangular shell is connected with a nut main body 10 through a vertical compression spring 6; the rectangular housing 11 realizes both the left slide pin 1 edge; the rectangular groove on the nut body 10 horizontally slides, and vertical floating is realized, so that the two do not interfere with each other.
The working principle is as follows: the invention realizes the purpose of dealing with bolts with different diameters by the left sliding pin 1 and the right sliding pin 2 sliding left and right in the rectangular groove of the nut main body 10; the bolts with different screw pitches are dealt with by adjusting the up-down floating distance of the left sliding pin 1 under the action of the vertical jackscrew 5 and the vertical compression spring 6.
Claims (1)
1. An adaptive quick install nut, comprising: the nut comprises a left sliding pin (1), a right sliding pin (2), a vertical jackscrew (5), a vertical compression spring (6) and a nut main body (10); rectangular grooves are formed in two ends of the nut body (10), and a round hole is formed in the middle of each rectangular groove; the left sliding pin (1) and the right sliding pin (2) are slidably mounted in rectangular grooves formed in two ends of the nut main body (10), and the left sliding pin (1) and the right sliding pin (2) are respectively and rotatably connected with a left threaded pin (3) and a right threaded pin (4); the left threaded pin (3) and the right threaded pin (4) are movably connected with the nut main body (10); the upper end of the left sliding pin (1) is tightly propped through a vertical jackscrew (5), the lower end of the left sliding pin is connected with the nut main body (10) through a vertical compression spring (6), up-and-down floating along a rectangular groove is realized, and the vertical jackscrew (5) and the vertical compression spring (6) are matched with each other to adjust the floating distance;
the right slide pin (2) comprises: a jackscrew (7), a horizontal compression spring (8) and a torsion spring (9); the horizontal compression spring (8) and the torsion spring (9) are both positioned in the jackscrew (7), and the right threaded pin (4) is connected with one end of the jackscrew (7) through the torsion spring (9); the horizontal compression spring (8) is positioned between the right threaded pin (4) and the jackscrew (7), is sleeved outside the torsion spring (9) and is used for left and right resetting of the right sliding pin (2);
the left slide pin (1) comprises: the device comprises a jackscrew (7), a horizontal compression spring (8), a torsion spring (9) and a rectangular shell (11); the horizontal compression spring (8) and the torsion spring (9) are both positioned in the jackscrew (7), and the left threaded pin (3) is connected with one end of the jackscrew (7) through the torsion spring (9); the horizontal compression spring (8) is positioned between the left threaded pin (3) and the jackscrew (7), is sleeved on the outer side of the torsion spring (9) and is used for left and right resetting of the left threaded pin (3), the rectangular shell (11) is sleeved on the outer part of the jackscrew (7), and the jackscrew (7) can slide along the inner part of the rectangular shell (11); the upper end of the rectangular shell (11) is tightly propped through a vertical jackscrew (5), and the lower end of the rectangular shell is connected with the nut main body (10) through a vertical compression spring (6);
when the nut is used, bolts with different diameters are fastened by horizontally sliding the left sliding pin (1) and the right sliding pin (2) on the nut main body (10); the left sliding pin (1) floats along the rectangular groove under the adjustment of the vertical jackscrew (5) and the vertical pressure spring (6), so that bolts with different screw pitches are fastened.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110229372.1A CN112762081B (en) | 2021-03-02 | 2021-03-02 | Self-adaptive quick mounting nut |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110229372.1A CN112762081B (en) | 2021-03-02 | 2021-03-02 | Self-adaptive quick mounting nut |
Publications (2)
Publication Number | Publication Date |
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CN112762081A CN112762081A (en) | 2021-05-07 |
CN112762081B true CN112762081B (en) | 2022-11-01 |
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CN202110229372.1A Active CN112762081B (en) | 2021-03-02 | 2021-03-02 | Self-adaptive quick mounting nut |
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CN (1) | CN112762081B (en) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000055029A (en) * | 1998-08-06 | 2000-02-22 | Hitoshi Hayashi | Fastening tool |
JP2004019816A (en) * | 2002-06-18 | 2004-01-22 | Daiwarashi Co Ltd | Locking nut |
CN201351664Y (en) * | 2008-11-17 | 2009-11-25 | 胡社荣 | Adjusting nut |
CN201394681Y (en) * | 2009-05-12 | 2010-02-03 | 太原煤气化股份有限公司 | Mechanically fixed regrind turning tool with adjustable internal thread |
CN203756702U (en) * | 2013-12-26 | 2014-08-06 | 上海底特精密紧固件股份有限公司 | Self-adaptive locking nut |
CN207212902U (en) * | 2017-08-07 | 2018-04-10 | 浙江卡卡自动化设备有限公司 | A kind of adjustable nut |
CN110056562B (en) * | 2019-05-08 | 2024-05-28 | 成立航空股份有限公司 | Variable-pitch threaded spring locking threaded structure and application method thereof |
CN210160313U (en) * | 2019-05-28 | 2020-03-20 | 海安东洋弹簧有限公司 | Variable-pitch and variable-diameter spring production machine |
CN112412948A (en) * | 2020-11-19 | 2021-02-26 | 联合创利五金科技江苏有限公司 | Fastening bolt with adjustable screw pitch |
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2021
- 2021-03-02 CN CN202110229372.1A patent/CN112762081B/en active Active
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Effective date of registration: 20221012 Address after: Building 7, No. 8, Mocheng Avenue, Changshu City, Suzhou City, Jiangsu Province, 215500 Applicant after: Suzhou Keao Electronic Technology Co.,Ltd. Address before: 201800 Huabei Fastener Co., Ltd., Libao North Road, Jiading District, Shanghai Applicant before: Xia Junwen |
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