CN207366346U - A kind of new tension grip of high-strength bolt - Google Patents

A kind of new tension grip of high-strength bolt Download PDF

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Publication number
CN207366346U
CN207366346U CN201721505803.8U CN201721505803U CN207366346U CN 207366346 U CN207366346 U CN 207366346U CN 201721505803 U CN201721505803 U CN 201721505803U CN 207366346 U CN207366346 U CN 207366346U
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China
Prior art keywords
bolt
clamp plate
test
plate
utility
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Active
Application number
CN201721505803.8U
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Chinese (zh)
Inventor
冯志辉
崔百涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Guangneng Xinda Detection Technology Co Ltd
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Guangzhou Guangneng Xinda Detection Technology Co Ltd
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Priority to CN201721505803.8U priority Critical patent/CN207366346U/en
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Abstract

The utility model belongs to mechanical equipment technical field and discloses a kind of new tension grip of high-strength bolt.The utility model is detected by using pressure sensor and digital display device by four column press of machining to carry out bolt,Dispatch from the factory sampling observation or the detection of live arrival easy to product purchasing,It is not required sample to have to send test in laboratory,Therefore the cost of buying testing machine can be saved,Also convenient and efficient can be detected to various places,The utility model test fixture device,By varying the aperture of middle splint,Realizing can be to different screw thread specification using a kind of fixture,The bolt of different performance rank carries out pull test,Reduce screw thread dropout,Break the danger for flying out and hurting sb.'s feelings,Shorten the test period,Fixture processing is simple and convenient,Clamping is simple,It is convenient,It can make nut and ensure load test,By adding wedge block also to make bolt wedge load test,The fracture apperance that can be obtained is complete,Without deformation,Free of contamination bolt tension force result of the test.

Description

A kind of new tension grip of high-strength bolt
Technical field
It the utility model is related to a kind of test fixture, and in particular to a kind of new tension grip of high-strength bolt, belongs to In mechanical equipment technical field.
Background technology
Most of laboratory using being generally 100t or following tensile testing machine, instrument and the equal difficulty of fixture bear M39 with The detection of upper bolt material object pull test, and super-huge tensile testing machine instrument cost is very expensive, for this reason, it is proposed that a kind of The new tension grip of high-strength bolt.
Utility model content
The technical problems to be solved in the utility model overcomes the defects of existing, there is provided a kind of new pulling force examination of high-strength bolt Fixture is tested, the utility model bolted fixture not only can directly carry out bolt tension force experiment on universal testing machine, can also use and utilize Pressure sensor and digital display device are detected by four column press of machining to carry out bolt, are dispatched from the factory easy to product purchasing Sampling observation or the detection of live arrival, it is not necessary to sample has to send test in laboratory, therefore can save buying testing machine into Originally it, convenient and efficient can also detect to various places, the utility model test fixture device, by varying the aperture of middle splint, realize Pull test can be carried out to the bolt of different screw thread specifications, different performance rank using a kind of fixture, screw thread is reduced and take off Detain, break the danger for flying out and hurting sb.'s feelings, shorten the test period, fixture processing is simple and convenient, and clamping is simple, convenient, can make nut Ensure load test, can also make bolt wedge load test by adding wedge block, the fracture apperance that can be obtained is complete, without deformation, Free of contamination bolt tension force result of the test, can effectively solve the problems, such as in background technology.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution:
The utility model provides a kind of new tension grip of high-strength bolt, including lower loading plate, lower clamp plate, upper folder Plate, support column, upper loading plate, tested bolt, pressure sensor, sensor digital display device and bolt hole, the lower carrying Plate upper end is fixedly connected by welding by support column and lower clamp plate, and the lower clamp plate upper end is provided with upper clamp plate, and lower clamp plate Several mounting holes are both provided with upper clamp plate, the upper clamp plate is fixedly connected by welding by support column and upper loading plate, The lower clamp plate is both provided with bolt hole with upper clamp plate, and the lower clamp plate bolt tested with the bolt hole on upper clamp plate passes through Wear, the upper loading plate upper end is provided with pressure sensor, and sensor digital display device is provided with the right side of the lower loading plate, described Pressure sensor is electrically connected by conducting wire and sensor digital display device.
As a kind of optimal technical scheme of the utility model, the lower loading plate, lower clamp plate, upper clamp plate, support column and Upper loading plate is made by No. 45 steel.
As a kind of optimal technical scheme of the utility model, the support column is provided with six.
The beneficial effect that the utility model is reached is:A kind of new tension grip of high-strength bolt and the prior art Compared to there are the advantages of:
1. the utility model bolted fixture not only can directly carry out bolt tension force experiment on universal testing machine, profit can be also used Detected to carry out bolt by four column press of machining with pressure sensor and digital display device, gone out easy to product purchasing Factory inspects by random samples or live arrival detection, it is not necessary to which sample has to send test in laboratory, therefore can save buying testing machine Cost, convenient and efficient can also detect to various places.
2. the utility model test fixture device, by varying the aperture of middle splint, realizing can be right using a kind of fixture Different screw thread specifications, the bolt of different performance rank carry out pull test.
3. reducing screw thread to thread off, break the danger for flying out and hurting sb.'s feelings, the test period is shortened.
4. fixture processing is simple and convenient, clamping is simple, convenient.
5. can make nut ensures load test, by adding wedge block also to make bolt wedge load test.
6. the fracture apperance that can obtain is complete, without deformation, free of contamination bolt tension force result of the test.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality New embodiment is used to explain the utility model together, does not form the limitation to the utility model.
In the accompanying drawings:
Fig. 1 is the new tension grip overall structure signal of a kind of high-strength bolt described in the utility model embodiment Figure;
Fig. 2 is the new tension grip pictorial diagram of a kind of high-strength bolt described in the utility model embodiment;
Fig. 3 is the new tension grip central flat structure of a kind of high-strength bolt described in the utility model embodiment Schematic diagram;
Figure label:1st, lower loading plate;2nd, lower clamp plate;3rd, upper clamp plate;4th, support column;5th, upper loading plate;6th, it is tested Bolt;7th, pressure sensor;8th, sensor digital display device;9th, bolt hole.
Embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it will be appreciated that described herein excellent Select embodiment to be only used for describing and explaining the present invention, be not used to limit the utility model.
Embodiment:Please refer to Fig.1-3, a kind of new tension grip of high-strength bolt of the utility model, including under hold Support plate 1, lower clamp plate 2, upper clamp plate 3, support column 4, upper loading plate 5, tested bolt 6, pressure sensor 7, sensor digital display Device 8 and bolt hole 9, lower 1 upper end of loading plate are fixedly connected by welding by support column 4 and lower clamp plate 2, the lower folder 2 upper end of plate is provided with upper clamp plate 3, and lower clamp plate 2 is both provided with several mounting holes with upper clamp plate 3, and the upper clamp plate 3 passes through branch Dagger 4 is fixedly connected by welding with upper loading plate 5, and the lower clamp plate 2 is both provided with bolt hole 9, the lower folder with upper clamp plate 3 The bolt 6 tested with the bolt hole 9 on upper clamp plate 3 of plate 2 runs through, and the support column 4 is provided with six, the upper loading plate 5 upper ends are provided with pressure sensor 7, and the lower right side of loading plate 1 is provided with sensor digital display device 8, the pressure sensor 7 Be electrically connected by conducting wire and sensor digital display device 8, the lower loading plate 1, lower clamp plate 2, upper clamp plate 3, support column 4 and on hold Support plate 5 is made by No. 45 steel.
It should be noted that the utility model is a kind of new tension grip of high-strength bolt, when use, directly covers Enter mounting hole, penetrate detection bolt and just can be used.The device pressure is loaded directly on upper and lower loading plate, and loading plate utilizes equilateral Triangular support column ensures that uniform force and balance are connected with middle splint, and upper and lower loading plate is promoted under middle splint after being stressed Upper movement, and bolt is locked directly between middle two clamping plates, upper movement directly application pulling force is on bolt under middle splint Face, so as to fulfill the pull test of bolt.If pressed using the pressure mechanism of universal testing machine, so that it may directly testing Value of thrust is read on machine;If applying pressure on four column press platforms of factory process, can on fixture loading plate On put a pressure sensor and connection one digital display device, so that it may read bolt tension force value.
Finally it should be noted that:The above descriptions are merely preferred embodiments of the present invention, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic Carry out equivalent substitution.Where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (3)

1. a kind of new tension grip of high-strength bolt, it is characterised in that including lower loading plate(1), lower clamp plate(2), on Clamping plate(3), support column(4), upper loading plate(5), tested bolt(6), pressure sensor(7), sensor digital display device(8) And bolt hole(9), the lower loading plate(1)Upper end passes through support column(4)With lower clamp plate(2)It is fixedly connected by welding, it is described Lower clamp plate(2)Upper end is provided with upper clamp plate(3), and lower clamp plate(2)With upper clamp plate(3)Several mounting holes are both provided with, it is described Upper clamp plate(3)Pass through support column(4)With upper loading plate(5)It is fixedly connected by welding, the lower clamp plate(2)With upper clamp plate(3) It is both provided with bolt hole(9), the lower clamp plate(2)With upper clamp plate(3)On bolt hole(9)Tested bolt(6)Run through, The upper loading plate(5)Upper end is provided with pressure sensor(7), the lower loading plate(1)Right side is provided with sensor digital display dress Put(8), the pressure sensor(7)Pass through conducting wire and sensor digital display device(8)It is electrically connected.
A kind of 2. new tension grip of high-strength bolt according to claim 1, it is characterised in that the lower carrying Plate(1), lower clamp plate(2), upper clamp plate(3), support column(4)With upper loading plate(5)It is made by No. 45 steel.
A kind of 3. new tension grip of high-strength bolt according to claim 1, it is characterised in that the support column (4)It is provided with six.
CN201721505803.8U 2017-11-13 2017-11-13 A kind of new tension grip of high-strength bolt Active CN207366346U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721505803.8U CN207366346U (en) 2017-11-13 2017-11-13 A kind of new tension grip of high-strength bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721505803.8U CN207366346U (en) 2017-11-13 2017-11-13 A kind of new tension grip of high-strength bolt

Publications (1)

Publication Number Publication Date
CN207366346U true CN207366346U (en) 2018-05-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721505803.8U Active CN207366346U (en) 2017-11-13 2017-11-13 A kind of new tension grip of high-strength bolt

Country Status (1)

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CN (1) CN207366346U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110320106A (en) * 2019-08-12 2019-10-11 山西煤矿机械制造股份有限公司 A kind of dumbbell pin factory strength test device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110320106A (en) * 2019-08-12 2019-10-11 山西煤矿机械制造股份有限公司 A kind of dumbbell pin factory strength test device

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