CN204439519U - The fastener that a kind of high strength exploitation rubbing surface resistant slide detects - Google Patents
The fastener that a kind of high strength exploitation rubbing surface resistant slide detects Download PDFInfo
- Publication number
- CN204439519U CN204439519U CN201520165797.0U CN201520165797U CN204439519U CN 204439519 U CN204439519 U CN 204439519U CN 201520165797 U CN201520165797 U CN 201520165797U CN 204439519 U CN204439519 U CN 204439519U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- fixed mount
- fastener
- high strength
- rubbing surface
- Prior art date
- 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
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The fastener that high strength exploitation rubbing surface resistant slide detects, is fixedly connected with four pieces of back up pads in the surrounding of fixed mount base plate; Be provided with a threaded hole in the upper end of fixed mount, in its threaded hole, be provided with the first screw rod matched with its screw thread, be fixedly connected with gland nut in one end of the first screw rod, its other end is provided with the first pressing plate; The base plate of fixed mount is fixedly connected with two register pins and a setscrew nut; In setscrew nut, be provided with the second screw rod matched with its screw thread, be fixedly connected with nut in one end of the second screw rod, its other end is provided with the second pressing plate; Utilize the utility model by test specimen quick position, assembly can be made to keep same axis in the apparatus and energy Quick fastening, thus ensure that measuring accuracy, realize the test operation to high-strength bolt pretension; Convenient and swiftly in process of the test only need one man operation, improve work efficiency.
Description
technical field:
The utility model belongs to high-strength bolt and connects rubbing surface mechanics properties testing technical field, relates to the fastener that a kind of high strength exploitation rubbing surface resistant slide detects.
background technology:
When the anti-slip coefficient test carrying out high strength exploitation rubbing surface, require high-strength bolt and 4 pieces of friction plate assembly and connections, twisting at the beginning of being divided by high-strength bolt by fastener and twisting eventually is fastened on friction plate, measure the prestretching force value of high-strength bolt, again in test aircraft measurements slip-load value, the final anti-slip coefficient calculating high strength exploitation rubbing surface.When testing aircraft measurements slip-load value, test specimen assembly being required that axis is same, therefore needing to keep intermediate friction plate axis same in test specimen assembling process, ensureing that test result is accurate.High-strength bolt tightening operation process is more difficult, and axis is easily eccentric, wayward, and prestretching force value is larger, and usual bench vice or other devices were fixed in the past, comparatively bothered, inconvenient, therefore needs a conveniently fastener.
Summary of the invention
The technical matters that the utility model solves is to provide a kind of high strength exploitation rubbing surface test specimen fastener, this device can when the anti-slip coefficient test carrying out high strength exploitation rubbing surface, high-strength bolt is just twisted easily and twisted eventually to be fastened on friction plate, and keep the same axis of assembly, thus ensure that measuring accuracy, convenient and swiftly only need one man operation, improve work efficiency.
In order to solve the problems of the technologies described above, the technical solution of the utility model is:
The fastener that a kind of high strength exploitation rubbing surface resistant slide detects, it is characterized in that: above fixed mount, be installed with compression support, compress threaded hole support being provided with axes normal surface level, first screw rod is installed in threaded hole, be fixed with the first torque transfer part in one end of the first screw rod, be provided with the first pressing plate at its other end; The base plate of fixed mount is installed with many register pins, is provided with setscrew nut in the side of fixed mount, the axis of setscrew nut is along horizontal direction; Second screw rod is installed in setscrew nut, is provided with the second torque transfer part in one end of the second screw rod, be provided with the second pressing plate at the second screw rod other end.
Described, one end of the first screw rod and the second screw rod is bulb; The center of the first pressing plate and the second pressing plate is provided with the ball groove matched with the bulb of the first screw rod and the second screw rod.
Described, the distance in many register pin distance fixed mount base plate sidelines is equal.
Described, be fixedly connected with four pieces of back up pads in the surrounding of fixed mount base plate, and the base plate of four back up pads and fixed mount is at grade.
Described, the first torque transfer part or the second torque transfer part are that xsect becomes polygonal one section of screw rod, or are hard-wired nut, or are handle.
Described, compress to prop up and put up " L " shape.
Technique effect of the present utility model is:
Open a threaded hole in the middle of fixed mount upper end, the first screw rod is connected with the first pressing plate through threaded hole, regulating the first pressing plate to rise and declining, ensure that the first pressing plate contacts well with test specimen friction plate by rotating the first torque transfer part.Fixed mount is fixed on base plate front end, forms overall reaction frame, ensure that test specimen does not rock in pretension detects; Four back up pads that base plate is fixedly connected with, flush with base plate bottom surface, increase the surface of contact with ground, ensure that high-strength bolt base plate in fastener cycle is firm; Placement positioning pin before and after backplate surface, is placed on register pin side by test specimen, ensure that test specimen axis is same; Setscrew nut on base plate, is effectively connected the second screw rod with the second pressing plate, can promote the second pressing plate by test specimen extruding to register pin side by the second torque transfer part rotated on the second screw rod, the firm and centering of guarantee test specimen.
Its first screw rod and the bulb on the second screw rod can not allow in rotary course the first pressing plate and the second pressing plate with together with rotate, power is evenly distributed on test specimen by pressing plate.
Utilize the utility model by test specimen quick position, assembly can be made to keep same axis in the apparatus and energy Quick fastening, thus ensure that measuring accuracy, realize the test operation to high-strength bolt pretension.Convenient and swiftly in process of the test only need one man operation, improve work efficiency.
accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the utility model is described further:
Three-dimensional structure diagram when Fig. 1 is of the present utility model use;
Three-dimensional structure diagram when Fig. 2 is of the present utility model use;
Fig. 3 is the three-dimensional structure diagram of the utility model bulb and ball groove;
Fig. 4 is the stretch-out view of the utility model holder segment;
In figure: fixed mount 1, the first torque transfer part 2, first screw rod 3, first pressing plate 4, setscrew nut 5, back up pad 6, the second screw rod 7, second torque transfer part 8, register pin 9, dial torque wrench 10, electric wire strain gauge 11, tension-compression sensor 12, the second pressing plate 13, test specimen 14, compresses support 15.
Embodiment
As shown in Figure 4, the fastener that a kind of high strength exploitation rubbing surface resistant slide detects, fixed mount 1 first smooth steel plate air cutting is become " doing " font, then by smooth for the polishing steel plate after cutting, ensure four pieces of back up pads 6 and base plate at grade, a tapped through hole is drilled through in one end that " doing " font steel plate is outstanding, drill through two through holes in not outstanding one end near the place of back up pad 6, and guarantee that when drilling through the distance in two through hole distance same steel plate sideline is equal; Carry out twice bendings of 90 degree in the one end of being given prominence to by " doing " font steel plate, be and compress support 15, make the axis of the threaded hole on the compression support 15 after bending vertical with soffit plane;
The described preferred resilient key of register pin 9 is pounded in two through holes described in above-mentioned fixed mount 1, and it is tapped through hole that wherein said through hole also can be selected, and described register pin 9 also can select thread belt tail cone pin;
As shown in Figure 1, setscrew nut 5 is preferably directly welded on the base plate of fixed mount 1 with 8.8 grades of nuts, makes the axis of nut vertical with the sideline of fixed mount 1 during welding, make in use acting force perpendicular to workpiece;
As shown in Fig. 1 or Fig. 3, after first screw rod 3 and the second screw rod 7 select screw rod to cut into appropriate length, its one end car is become semicircular bulb, then bulb is quenched, or the direct steel ball welding a diameter in its one end and be less than compression support 15 upper screwed hole; Then weld a nut at the other end of the first screw rod 3 and the second screw rod 7, or be directly polished into square, obtain the first torsion transfer part 2 or the second torsion transfer part 8;
It is square that the first described pressing plate 4 and the second pressing plate 13 select steel plate to cut into, polish smooth smooth after, heart position grinds respectively the ball groove matched with the bulb of the first screw rod 3 and the second screw rod 7 wherein.
As shown in Figure 2, using method of the present utility model: during use, first by the preformed hole of high-strength bolt through friction plate, is formed with friction plate and assembles test specimen 14.Be placed on the base plate in the utility model by assembling test specimen 14 again, side, near register pin 9, is rotated by nut 8 and makes the second pressing plate 13 easily extrude to register pin 9 side by assembling test specimen 14, ensure that assembling test specimen 14 is firm and axis is same.Rotatably compress nut 2, decline the first pressing plate 4, ensures that the first pressing plate 4 effectively contacts with assembling test specimen 14, form reaction frame.Again by sleeve, tension-compression sensor 12, dial torque wrench 10 compact siro spinning technology successively, form effective web member, web member is enclosed within nut.Adopt normal activity spanner clamping screw rod end at the other end of bolt, monkey wrench afterbody is shelved on base plate, ensures that screw rod maintains static.Rotary torque spanner 10 makes web member entirety rotate clockwise, and ensures that nut rotates clockwise, and assembly is fastened gradually.Then the lead-in wire be connected on tension-compression sensor 12 is accessed on electric wire strain gauge 11, survey and read strain value, conversion pretension.
Claims (6)
1. the fastener of a high strength exploitation rubbing surface resistant slide detection, comprise fixed mount (1), it is characterized in that: be installed with in the top of fixed mount (1) and compress support (15), compress threaded hole support (15) being provided with axes normal surface level, first screw rod (3) is installed in threaded hole, be fixed with the first torque transfer part (2) in one end of the first screw rod (3), be provided with the first pressing plate (4) at its other end; The base plate of fixed mount (1) is installed with many register pins (9), is provided with setscrew nut (5) in the side of fixed mount (1), the axis of setscrew nut (5) is along horizontal direction; Second screw rod (7) is installed in setscrew nut (5), is provided with the second torque transfer part (8) in one end of the second screw rod (7), be provided with the second pressing plate (13) at the second screw rod (7) other end.
2. the fastener of a kind of high strength exploitation rubbing surface resistant slide detection according to claim 1, is characterized in that: described the first screw rod (3) and one end of the second screw rod (7) are bulb; The center of the first pressing plate (4) and the second pressing plate (13) is provided with the ball groove matched with the bulb of the first screw rod (3) and the second screw rod (7).
3. the fastener of a kind of high strength exploitation rubbing surface resistant slide detection according to claim 1, is characterized in that: the distance in many register pins (9) distance fixed mount (1) base plate sidelines is equal.
4. the fastener of a kind of high strength exploitation rubbing surface resistant slide detection according to claim 1, it is characterized in that: be fixedly connected with four pieces of back up pads (6) in the surrounding of fixed mount (1) base plate, and the base plate of four pieces of back up pads (6) and fixed mount (1) at grade.
5. the fastener of a kind of high strength exploitation rubbing surface resistant slide detection according to claim 1, it is characterized in that: described the first torque transfer part (2) or the second torque transfer part (8) become polygonal one section of screw rod for xsect, or be hard-wired nut, or be handle.
6. the fastener of a kind of high strength exploitation rubbing surface resistant slide detection according to claim 1, is characterized in that: described compression support (15) becomes " L " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165797.0U CN204439519U (en) | 2015-03-24 | 2015-03-24 | The fastener that a kind of high strength exploitation rubbing surface resistant slide detects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165797.0U CN204439519U (en) | 2015-03-24 | 2015-03-24 | The fastener that a kind of high strength exploitation rubbing surface resistant slide detects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204439519U true CN204439519U (en) | 2015-07-01 |
Family
ID=53607372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520165797.0U Expired - Fee Related CN204439519U (en) | 2015-03-24 | 2015-03-24 | The fastener that a kind of high strength exploitation rubbing surface resistant slide detects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204439519U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486262A (en) * | 2015-11-26 | 2016-04-13 | 徐州市产品质量监督检验中心 | Method for detecting slippage of bolted plate |
| CN105527222A (en) * | 2016-01-07 | 2016-04-27 | 天津津贝尔建筑工程试验检测技术有限公司 | Fastening device for high-strength bolt connection friction surface anti-sliding coefficient detection |
| CN109709030A (en) * | 2019-02-15 | 2019-05-03 | 南通市产品质量监督检验所 | A kind of high strength exploitation rubbing surface anti-slip coefficient detection integration test machine |
| CN113418814A (en) * | 2021-06-22 | 2021-09-21 | 湘潭大学 | Cutter ring sample-rock opposite grinding test method capable of simulating different slip rates |
| CN113418813A (en) * | 2021-06-22 | 2021-09-21 | 湘潭大学 | Cutter ring sample-rock opposite grinding test device and cutter ring sample clamping tool thereof |
| CN114459990A (en) * | 2022-01-21 | 2022-05-10 | 国高材高分子材料产业创新中心有限公司 | Friction coefficient testing device |
-
2015
- 2015-03-24 CN CN201520165797.0U patent/CN204439519U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486262A (en) * | 2015-11-26 | 2016-04-13 | 徐州市产品质量监督检验中心 | Method for detecting slippage of bolted plate |
| CN105486262B (en) * | 2015-11-26 | 2017-12-08 | 徐州市产品质量监督检验中心 | A kind of method for detecting pinplate sliding |
| CN105527222A (en) * | 2016-01-07 | 2016-04-27 | 天津津贝尔建筑工程试验检测技术有限公司 | Fastening device for high-strength bolt connection friction surface anti-sliding coefficient detection |
| CN105527222B (en) * | 2016-01-07 | 2018-02-27 | 天津津贝尔建筑工程试验检测技术有限公司 | The fastener of high strength exploitation rubbing surface anti-slip coefficient |
| CN109709030A (en) * | 2019-02-15 | 2019-05-03 | 南通市产品质量监督检验所 | A kind of high strength exploitation rubbing surface anti-slip coefficient detection integration test machine |
| CN113418814A (en) * | 2021-06-22 | 2021-09-21 | 湘潭大学 | Cutter ring sample-rock opposite grinding test method capable of simulating different slip rates |
| CN113418813A (en) * | 2021-06-22 | 2021-09-21 | 湘潭大学 | Cutter ring sample-rock opposite grinding test device and cutter ring sample clamping tool thereof |
| CN113418813B (en) * | 2021-06-22 | 2022-06-07 | 湘潭大学 | Cutter ring sample-rock opposite grinding test device and cutter ring sample clamping tool thereof |
| CN114459990A (en) * | 2022-01-21 | 2022-05-10 | 国高材高分子材料产业创新中心有限公司 | Friction coefficient testing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204439519U (en) | The fastener that a kind of high strength exploitation rubbing surface resistant slide detects | |
| CN108917988B (en) | Portable wheel rail transverse force calibration device | |
| CN206920261U (en) | Extension spring fatigue tester | |
| CN111929181A (en) | Impact rock breaking mechanism test device | |
| CN106090577A (en) | A kind of aerological measurement assistance platform | |
| CN216816346U (en) | Device for testing hardness of round rod-shaped sample | |
| CN204882249U (en) | Normal position rock tensile strength test device | |
| CN203965078U (en) | A kind of high-strength bolt pretightening force measuring apparatus | |
| CN202522169U (en) | Test measuring tool for transmission line iron tower and electric power fitting fastening bolts | |
| CN115791063A (en) | Drill fatigue impact damage tester | |
| CN104568281B (en) | Vehicle wheel core shaft bolt pretightening force detection device | |
| CN214150230U (en) | Concrete quality safety monitoring device for building | |
| CN204851110U (en) | Anvil worker dashes and detains pincers survey moment of torsion mechanism | |
| CN212674612U (en) | Clamping device for multi-angle mechanical property test of stud welding sample | |
| CN112857715B (en) | Elasticity testing device for silica gel detection and application method thereof | |
| CN201273799Y (en) | Clamping apparatus special for tight distance measurement by oil-drilling screw gauge | |
| CN211235320U (en) | Quick testing arrangement of riveting formula electrical contact component riveting intensity | |
| CN211904060U (en) | Roundness detection equipment based on images | |
| CN209460024U (en) | Three axis extensometers flexible protection mechanism and corresponding three axis extensometer | |
| CN210774470U (en) | Test bed and system for measuring torque coefficient of high-strength bolt connection pair | |
| CN209231007U (en) | A kind of water conservancy ground detection sampler | |
| CN111999024A (en) | Vibration force frequency monitoring equipment for vibration applying oil cylinder for hydraulic dynamic test bed | |
| CN218444765U (en) | Auxiliary device for measuring broken tensile sample | |
| CN212206867U (en) | Chuck device of contact fatigue testing machine | |
| CN111606170A (en) | Elevator steel wire rope tension tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20180324 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |