CN110125842B - Drawing and fixing clamp for hexagonal flange nut - Google Patents
Drawing and fixing clamp for hexagonal flange nut Download PDFInfo
- Publication number
- CN110125842B CN110125842B CN201910484151.1A CN201910484151A CN110125842B CN 110125842 B CN110125842 B CN 110125842B CN 201910484151 A CN201910484151 A CN 201910484151A CN 110125842 B CN110125842 B CN 110125842B
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- China
- Prior art keywords
- top plate
- shaped
- flange nut
- hexagonal flange
- strip
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012360 testing method Methods 0.000 description 4
- 238000009864 tensile test Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a drawing and fixing clamp of a hexagonal flange nut, which comprises a top plate, a base, bolts, a mounting rod and gaskets, wherein the base is fixed in slideways at two sides of the top plate in a sliding manner through a slide block at the top and is fixed with the top plate through the bolts, the bases at two sides form a first strip-shaped through groove for extending out of a hexagonal end of the hexagonal flange nut between adjacent surfaces through supporting blocks at the bottom, the side surface of each supporting block is provided with an opening, a plurality of gaskets extend into the supporting blocks from the openings and heighten bottom plates of the supporting blocks, the mounting rod is fixed at the center of the top surface of the top plate of an outer shell, the width of the first strip-shaped through groove can be adjusted by moving the slide block and the slideways according to the width of the hexagonal end of the hexagonal flange nut, and the flange end is squeezed together with the top plate through.
Description
Technical Field
The invention relates to the technical field of clamps, in particular to the technical field of a drawing and fixing clamp for a hexagonal flange nut.
Background
The guaranteed load of the threaded fastener is an important index for detecting the mechanical property of the threaded fastener, and along with the development of large-scale devices in the fields of oil refining, chemical engineering, nuclear power and the like, a pressure container is required to operate at high temperature and high pressure, so that the diameters of bolts and nuts required on equipment are correspondingly increased, and the requirements for guaranteeing load testing on the bolts and the nuts are required to be provided for guaranteeing the reliability and the safety of connection.
The existing threaded fastener guarantees that the load test has the following problems: firstly, the structure is comparatively complicated, and the installation is inconvenient, has influenced efficiency of software testing, secondly, the anchor clamps that carry out tensile test to the nut at present do not have the commonality, need make one set of test fixture respectively according to the nut that every specification is different, with high costs, change anchor clamps and take a lot of, waste time.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a drawing and fixing clamp for a hexagonal flange nut, which is convenient to disassemble and assemble and suitable for hexagonal flange nuts of various sizes.
In order to achieve the purpose, the invention provides a drawing and fixing clamp for a hexagonal flange nut, which comprises a top plate, a base, bolts, a mounting rod and gaskets, wherein the base is fixed in slide ways at two sides of the top plate in a sliding mode through a slide block at the top and is fixed with the top plate through the bolts, the base at two sides forms a first strip-shaped through groove for extending out of a hexagonal end of the hexagonal flange nut between adjacent surfaces through supporting blocks at the bottom, openings are formed in the side surfaces of the supporting blocks, the gaskets extend into the supporting blocks from the openings and heighten bottom plates of the supporting blocks, and the mounting rod is fixed in the center of the top surface of the top plate.
Preferably, the slider is T-shaped, the supporting block is L-shaped, the slider and the supporting block are of an integral structure, the two sides of the top plate are respectively provided with a second strip-shaped through groove, the bottom end of the second strip-shaped through groove is provided with a convex edge protruding towards the central plane to form a slide way matched with the slider, the center of the slider and the center of the end part of the second strip-shaped through groove are respectively provided with a first threaded hole and a second threaded hole matched with a bolt, and the bolt is sequentially screwed into the first threaded hole and the second threaded hole to connect the top plate and the base.
Preferably, the bottom end of the opening is flush with the top surface of the bottom plate of the support block.
Preferably, a notch is formed in the top face of one end of the gasket, a protruding block is arranged on the other side, located on the notch, of the gasket, the protruding block is matched with the notch, and the distance from the notch to the other end of the gasket is not smaller than the length of the supporting block bottom plate.
Preferably, the end of the mounting rod is provided with an external thread, and the lower end of the mounting rod is also provided with a through hole.
The invention has the beneficial effects that: according to the invention, the width of the first strip-shaped through groove can be adjusted by moving the sliding block and the sliding way according to the width of the hexagonal end of the hexagonal flange nut, and the flange end is tightly extruded together with the top plate by heightening the sliding block and the sliding way through the gasket, so that the hexagonal flange nut is convenient to assemble and disassemble integrally and has strong applicability; the width of the first strip-shaped through groove after the padding is ensured by arranging the corresponding notch and the corresponding bump at one end, far away from the first strip-shaped through groove, of the gasket.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a front view of a drawing fixture for a hexagonal flange nut according to the present invention;
FIG. 2 is a schematic perspective view of a drawing fixture for a hexagonal flange nut according to the present invention, wherein the top plate and the base are connected;
fig. 3 is a schematic perspective view of a top plate of the drawing and fixing clamp for the hexagonal flange nut according to the present invention.
In the figure: 1-top plate, 11-second strip-shaped through groove, 12-convex rib, 13-second threaded hole, 2-base, 21-sliding block, 211-first threaded hole, 22-supporting block, 221-first strip-shaped through groove, 222-opening, 3-bolt, 4-mounting rod, 41-external thread, 42-through hole, 5-gasket, 51-notch, 52-bump and 6-hexagonal flange nut.
Detailed Description
Referring to fig. 1, 2 and 3, the drawing and fixing clamp for the hexagonal flange nut of the present invention includes a top plate 1, a base 2, a bolt 3, a mounting rod 4 and a gasket 5, wherein the base 2 is slidably fixed in the slide ways at two sides of the top plate 1 through a slider 21 at the top and is fixed with the top plate 1 through the bolt 3, the bases 2 at two sides form a first strip-shaped through groove 221 for extending the hexagonal end of the hexagonal flange nut 6 between adjacent surfaces through a supporting block 22 at the bottom, the side surface of the supporting block 22 is provided with an opening 222, a plurality of gaskets 5 extend into the supporting block 22 from the opening 222 and heighten the bottom plate of the supporting block 22, the mounting rod 4 is fixed at the center of the top surface of the top plate 1, the slider 21 is T-shaped, the supporting block 22 is L-shaped, the slider 21 and the supporting block 22 are of an integral structure, two sides of the top plate 1 are respectively provided with a second strip-shaped through groove 11, and the bottom end of the second The sliding rail comprises a sliding block 21 and a sliding rail body, wherein the sliding block 21 and the second strip-shaped through groove 11 are respectively provided with a first threaded hole 211 and a second threaded hole 13 which are matched with a bolt 3 in the center, the bolt 3 is sequentially screwed into the first threaded hole 211 and the second threaded hole 13 to connect the top plate 1 and the base 2, the bottom end of the opening 222 is flush with the top surface of the bottom plate of the supporting block 22, a notch 51 is formed in the top surface of one end of the gasket 5, a convex block 52 is arranged on the other side, located on the notch 51, of the gasket 5, the convex block 52 is matched with the notch 51, the distance from the notch 51 to the other end of the gasket 5 is not less than the length of the bottom plate of the supporting block 22, an external thread 41 is arranged at the end.
The working process of the invention is as follows:
during the working process of the drawing and fixing clamp for the hexagonal flange nut, firstly, the sliding block 21 is moved along the slide way according to the width of the hexagonal end of the hexagonal flange nut 6, so that the width of the first strip-shaped through groove 221 is adjusted, the bolt 3 is screwed into the first threaded hole 211 and the second threaded hole 13 in sequence, so that the base 2 is fixed on the top plate 1, and then the hexagonal end of the hexagonal flange nut 6 passes through the first strip-shaped through groove 221 and the flange end is placed on the bottom plate of the supporting block 22. Then, a plurality of gaskets 5 are passed through the opening 222 and stacked on the bottom plate of the supporting block 22, the distance between the gasket 5 and the top plate 1 is shortened, and the hexagonal flange nut 6 is lifted until the top surface of the flange end contacts with the bottom surface of the top plate 1. Finally, the jig to which the hexagonal flange nut 6 is fixed is mounted in the upper slider of the tensile testing machine by the external thread 41 or the through hole 42 on the mounting rod 4, and the pull rod of the lower slider of the tensile testing machine is threaded into the threaded hole of the hexagonal flange nut 6 through the first strip-shaped through groove 221 to perform the pull test.
According to the invention, the width of the first strip-shaped through groove can be adjusted by moving the sliding block and the sliding way according to the width of the hexagonal end of the hexagonal flange nut, and the flange end is tightly extruded together with the top plate by heightening the sliding block and the sliding way through the gasket, so that the hexagonal flange nut is convenient to assemble and disassemble integrally and has strong applicability; the width of the first strip-shaped through groove after the padding is ensured by arranging the corresponding notch and the corresponding bump at one end, far away from the first strip-shaped through groove, of the gasket.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (4)
1. The utility model provides a hexagonal flange nut draw mounting fixture which characterized in that: the hexagonal flange nut mounting structure comprises a top plate (1), a base (2), bolts (3), mounting rods (4) and gaskets (5), wherein the base (2) is fixed in sliding ways on two sides of the top plate (1) in a sliding mode through a sliding block (21) on the top and is fixed with the top plate (1) through the bolts (3), first strip-shaped through grooves (221) for extending hexagonal ends of hexagonal flange nuts (6) are formed in the base (2) on two sides between adjacent surfaces through supporting blocks (22) on the bottom, openings (222) are formed in the side surfaces of the supporting blocks (22), the gaskets (5) extend into the supporting blocks (22) from the openings (222) and heighten bottom plates of the supporting blocks (22), the mounting rods (4) are fixed in the center of the top surface of the top plate (1), a notch (51) is formed in the top surface of one end of each gasket (5), and a convex block (52) is arranged on the other side, located on the, the lug (52) is matched with the notch (51), and the distance from the notch (51) to the other end of the gasket (5) is not less than the length of the bottom plate of the supporting block (22).
2. The drawing and fixing clamp of the hexagonal flange nut as claimed in claim 1, wherein: the novel sliding block is characterized in that the sliding block (21) is T-shaped, the supporting block (22) is L-shaped, the sliding block (21) and the supporting block (22) are of an integral structure, second strip-shaped through grooves (11) are formed in the two sides of the top plate (1) respectively, protruding ribs (12) protruding towards the central plane are arranged at the bottom ends of the second strip-shaped through grooves (11) to form a slide way matched with the sliding block (21), first threaded holes (211) and second threaded holes (13) matched with the bolts (3) are formed in the center of the sliding block (21) and the center of the end portions of the second strip-shaped through grooves (11) respectively, and the bolts (3) are screwed into the first threaded holes (211) and the second threaded holes (13) successively to connect the top plate (1) and the base (2).
3. The drawing and fixing clamp of the hexagonal flange nut as claimed in claim 1, wherein: the bottom end of the opening (222) is flush with the top surface of the bottom plate of the supporting block (22).
4. The drawing and fixing clamp of the hexagonal flange nut as claimed in claim 1, wherein: the end of the mounting rod (4) is provided with an external thread (41), and the lower end of the mounting rod (4) is also provided with a through hole (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910484151.1A CN110125842B (en) | 2019-06-05 | 2019-06-05 | Drawing and fixing clamp for hexagonal flange nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910484151.1A CN110125842B (en) | 2019-06-05 | 2019-06-05 | Drawing and fixing clamp for hexagonal flange nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110125842A CN110125842A (en) | 2019-08-16 |
| CN110125842B true CN110125842B (en) | 2021-06-04 |
Family
ID=67580278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910484151.1A Expired - Fee Related CN110125842B (en) | 2019-06-05 | 2019-06-05 | Drawing and fixing clamp for hexagonal flange nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110125842B (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001050877A (en) * | 1999-08-09 | 2001-02-23 | Nippon Fuasutemu Kk | Inspection tool for tensile yield strength of anchor bolt in earthquake-resistant construction |
| KR100863693B1 (en) * | 2006-12-27 | 2008-10-15 | 주식회사 성우하이텍 | Elongation test jig unit for bolt |
| CN202182848U (en) * | 2011-07-29 | 2012-04-04 | 长城汽车股份有限公司 | Multifunctional packaged clamp for tests of threaded fasteners |
| CN202649039U (en) * | 2012-06-06 | 2013-01-02 | 奇瑞汽车股份有限公司 | Stretching load-holding test fixture |
| CN203502293U (en) * | 2013-09-30 | 2014-03-26 | 昆山先捷精密电子有限公司 | Bolt tension test fixture |
| CN203929501U (en) * | 2014-06-12 | 2014-11-05 | 陕西法士特齿轮有限责任公司 | A kind of nut tensile test fixture |
| KR101948977B1 (en) * | 2016-07-06 | 2019-02-18 | 주식회사 포스코 | Washer and jig including same |
| CN207314449U (en) * | 2017-09-28 | 2018-05-04 | 盛连送 | A kind of tap installs fixed structure |
| CN207396202U (en) * | 2017-11-15 | 2018-05-22 | 南通耀华建设工程质量检测有限公司 | A kind of high-strength bolt auxiliary connection bolt stretching resistance detection fixture |
| CN207396205U (en) * | 2017-11-16 | 2018-05-22 | 南通耀华建设工程质量检测有限公司 | Bolt sphere stretching resistance detection stretching clamp |
| CN108051298B (en) * | 2017-11-28 | 2020-07-31 | 海洋石油工程股份有限公司 | Load-holding test fixture for nuts of multiple specifications |
| CN207570796U (en) * | 2017-12-26 | 2018-07-03 | 上海华碧检测技术有限公司 | A kind of square nut ensures load test fixing device |
-
2019
- 2019-06-05 CN CN201910484151.1A patent/CN110125842B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN110125842A (en) | 2019-08-16 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 314300 No.313, Zhenxing Road, Yucheng Town, Haiyan County, Jiaxing City, Zhejiang Province Patentee after: Sanma fastener (Zhejiang) Co.,Ltd. Address before: 314300 Bazi village, Yucheng Town, Haiyan County, Jiaxing City, Zhejiang Province Patentee before: HAIYAN SANMA STANDARD HARDWARE Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |