CN204988877U - Simple and easy bolt tensile strength inspection frock - Google Patents
Simple and easy bolt tensile strength inspection frock Download PDFInfo
- Publication number
- CN204988877U CN204988877U CN201520344651.2U CN201520344651U CN204988877U CN 204988877 U CN204988877 U CN 204988877U CN 201520344651 U CN201520344651 U CN 201520344651U CN 204988877 U CN204988877 U CN 204988877U
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- hole
- bar
- macropore
- face
- stepped
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- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a simple and easy bolt tensile strength inspection frock, belongs to the frock field of detecting. The utility model discloses a pole of operating the computer, lower quick -witted pole, upper seat body, lower pedestal and connecting piece, pole upper end and the lower quick -witted pole lower extreme of operating the computer presss from both sides respectively to be adorned on the stretcher, the tensile head of lower extreme, upper seat body is equipped with end face of bench last stepped through hole up, the pole lower extreme of operating the computer is inserted and is passed through threaded connection with stepped through hole's macropore, the pedestal is equipped with end face of bench lower stepped through hole down, threaded connection is passed through with lower stepped through hole's macropore in quick -witted pole upper end down, the aperture that the connecting piece was equipped with axial screw thread through -hole and last stepped through hole corresponds, connecting piece one end is equipped with the flange, this flange is set in stepped through hole's under in the macropore inner chamber and spacing under in stepped through hole's the end face of bench of axial, stepped through hole's aperture is passed down in the activity of the connecting piece other end, operate the computer to be equipped with on the outer disc of pole and lower quick -witted pole and roll flower structure. The problem of present bolt tensile strength inspection frock structure complicated, manufacturing cost is higher, the commonality is poor is solved.
Description
Technical field
The utility model belongs to detection frock field, and especially simple and easy with one bolt tension ruggedness test frock is relevant.
Background technology
During existing test bolt tensile strength, general employing fishbolt two ends, directly test with ovonic material drawing machine, due to clamping plate serious wear, easily make clamping insecure, affect the stressed of bolt and measure, making measuring accuracy not high; Also have some factories to adopt bolt tension ruggedness test frock to detect, but general tool structure is complicated, production cost is higher, poor universality, easily skid, and Installation and Debugging program is in use loaded down with trivial details after the long period uses.
Utility model content
It is complicated that the purpose of this utility model is intended to overcome existing bolt tension ruggedness test tool structure, production cost is higher, poor universality, the defect that Installation and Debugging program is in use loaded down with trivial details, there is provided a kind of structure simple, production cost is lower, and versatility is wide, debugs simple simple and easy bolt tension ruggedness test frock.
For this reason, the utility model is by the following technical solutions: a kind of simple and easy bolt tension ruggedness test frock, it is characterized in that, described inspection frock comprises machine bar, lower machine bar, upper pedestal, lower base and web member, upper machine bar upper end is clipped on the upper end stretching head of material extending machine, upper machine bar lower end is provided with the first external thread, upper pedestal is vertically provided with step end face through hole of topping bar upward, top bar through hole macropore hole wall on be provided with first internal thread corresponding with described first external thread, be fixedly connected with by screw thread in the macropore that described upper machine bar lower end is plugged in this through hole of topping bar, described lower machine bar lower end is clipped on the lower end stretching head of material extending machine, lower machine bar upper end is provided with the second external thread, lower base is provided with step end face through hole of getting out of a predicament or an embarrassing situation down, get out of a predicament or an embarrassing situation through hole macropore hole wall on be provided with the second internal thread matched with described second external thread, get out of a predicament or an embarrassing situation described in described lower machine bar upper end is plugged in through hole macropore in and be fixedly connected with by screw thread, described web member is provided with axial thread through hole, the internal thread of axial thread through hole and the external thread corresponding matching of bolt shank to be detected, web member one end is provided with flange, this flange to be embedded in the macropore inner chamber of described through hole of getting out of a predicament or an embarrassing situation and between the step end face of through hole of getting out of a predicament or an embarrassing situation described in being limited in and the upper end end face of lower machine bar, the activity of the web member other end is through the aperture of described through hole of getting out of a predicament or an embarrassing situation, make the axial thread through hole of web member corresponding with the aperture of described through hole of topping bar, described upper machine bar and the periphery of lower machine bar are provided with knurling structure, increase the friction force of clamping face.
During use, the bar portion of bolt first to be detected is from top to bottom through the aperture of through hole of topping bar, make that the head of bolt is spacing is affiliated on the step end face of topping bar through hole, then the bar portion of bolt is threaded with the axial thread through hole of web member, then upper pedestal is threaded with upper machine bar lower end, upper machine bar upper end is clipped on the upper end stretching head of material extending machine, lower base is connected with lower machine bar threaded upper ends, lower machine bar lower end is clipped on the lower end stretching head of material extending machine, by the applying pulling force of material extending machine to bolt two ends, namely the maximal destruction tensile fracture that bolt can bear can be detected.
As to technique scheme supplement and perfect, the utility model also comprises following technical characteristic.
Described verifying attachment also comprises an annular gasket, and be limited between the step end face of through hole of topping bar and the lower end surface of upper machine bar in the macropore that annular gasket is embedded at described through hole of topping bar, the inner ring diameter of annular gasket is less than the external diameter of bolt head.
The utility model can reach following beneficial effect: make to have anti-slip function by arranging annular knurl at upper machine bar and lower machine rod outer surface, improves security; The mounting structure at the bolt two ends of this frock is simple, cost is low, and annular gasket and web member can be changed according to bolt model, be applicable to the helicitic texture of various bolt, versatility is good, and fabrication cycle is short, remodel fast, can improve checkability, and Installation and Debugging are convenient and swift in use, are applicable to, production testing onsite application high in the annular frequency.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
As shown in Figure 1, the utility model comprises machine bar 1, lower machine bar 7, upper pedestal 2, lower base 6, annular gasket 3 and web member 5, upper machine bar 1 upper end is clipped on the upper end stretching head of material extending machine, upper machine bar 1 lower end is provided with the first external thread, upper pedestal 2 is a right cylinder and is vertically provided with step end face through hole of topping bar upward, top bar through hole macropore hole wall on be provided with first internal thread corresponding with described first external thread, be fixedly connected with by screw thread in the macropore that upper machine bar 1 lower end is plugged in this through hole of topping bar, annular gasket 3 is embedded at the interior also axial limiting of macropore of described through hole of topping bar between the step end face and the lower end surface of upper machine bar 1 of through hole of topping bar, the inner ring diameter of annular gasket 3 is less than the external diameter of bolt 4 head, lower machine bar 7 lower end is clipped on the lower end stretching head of material extending machine, lower machine bar 7 upper end is provided with the second external thread, lower base 6 is a right cylinder and is provided with step end face through hole of getting out of a predicament or an embarrassing situation down, get out of a predicament or an embarrassing situation through hole macropore hole wall on be provided with the second internal thread matched with described second external thread, get out of a predicament or an embarrassing situation described in lower machine bar 7 upper end is plugged in through hole macropore in and be fixedly connected with by screw thread, web member 5 is provided with axial thread through hole, the internal thread of axial thread through hole and the external thread corresponding matching in bolt 4 bar portion to be detected, web member 5 one end is provided with flange, this flange to be embedded in the macropore inner chamber of described through hole of getting out of a predicament or an embarrassing situation and between the step end face of through hole of getting out of a predicament or an embarrassing situation described in being limited in and the upper end end face of lower machine bar 7, the activity of web member 5 other end is through the aperture of described through hole of getting out of a predicament or an embarrassing situation, make the axial thread through hole of web member 5 corresponding with the aperture of described through hole of topping bar, the periphery of upper machine bar 1 and lower machine bar 7 is provided with knurling structure, increase the friction force of clamping face.
During use, the bar portion of bolt 4 first to be detected is from top to bottom through the aperture of through hole of topping bar, the head axial limiting of bolt 4 is made to be affiliated on the step end face of topping bar through hole, then the bar portion of bolt 4 is threaded with the axial thread through hole of web member 5, then upper pedestal 2 is threaded with upper machine bar 1 lower end, upper machine bar 1 upper end is clipped on the upper end stretching head of material extending machine, lower base 6 is connected with lower machine bar 7 threaded upper ends, lower machine bar 7 lower end is clipped on the lower end stretching head of material extending machine, by the applying pulling force of material extending machine to bolt 4 two ends, namely the maximal destruction tensile fracture that bolt 4 can bear can be detected.
Claims (2)
1. a simple and easy bolt tension ruggedness test frock, it is characterized in that: described inspection frock comprises machine bar, lower machine bar, upper pedestal, lower base and web member, upper machine bar upper end is clipped on the upper end stretching head of material extending machine, upper machine bar lower end is provided with the first external thread, upper pedestal is vertically provided with step end face through hole of topping bar upward, top bar through hole macropore hole wall on be provided with first internal thread corresponding with described first external thread, be fixedly connected with by screw thread in the macropore that described upper machine bar lower end is plugged in this through hole of topping bar, described lower machine bar lower end is clipped on the lower end stretching head of material extending machine, lower machine bar upper end is provided with the second external thread, lower base is provided with step end face through hole of getting out of a predicament or an embarrassing situation down, get out of a predicament or an embarrassing situation through hole macropore hole wall on be provided with the second internal thread matched with described second external thread, get out of a predicament or an embarrassing situation described in described lower machine bar upper end is plugged in through hole macropore in and be fixedly connected with by screw thread, described web member is provided with axial thread through hole, the internal thread of axial thread through hole and the external thread corresponding matching of bolt shank to be detected, web member one end is provided with flange, this flange to be embedded in the macropore inner chamber of described through hole of getting out of a predicament or an embarrassing situation and between the step end face of through hole of getting out of a predicament or an embarrassing situation described in being limited in and the upper end end face of lower machine bar, the activity of the web member other end is through the aperture of described through hole of getting out of a predicament or an embarrassing situation, make the axial thread through hole of web member corresponding with the aperture of described through hole of topping bar, described upper machine bar and the periphery of lower machine bar are provided with knurling structure.
2. one according to claim 1 simple and easy bolt tension ruggedness test frock, it is characterized in that: described verifying attachment also comprises an annular gasket, be limited between the step end face of through hole of topping bar and the lower end surface of upper machine bar in the macropore that annular gasket is embedded at described through hole of topping bar, the inner ring diameter of annular gasket is less than the external diameter of bolt head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520344651.2U CN204988877U (en) | 2015-05-25 | 2015-05-25 | Simple and easy bolt tensile strength inspection frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520344651.2U CN204988877U (en) | 2015-05-25 | 2015-05-25 | Simple and easy bolt tensile strength inspection frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204988877U true CN204988877U (en) | 2016-01-20 |
Family
ID=55123235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520344651.2U Expired - Fee Related CN204988877U (en) | 2015-05-25 | 2015-05-25 | Simple and easy bolt tensile strength inspection frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204988877U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289740A (en) * | 2016-07-29 | 2017-01-04 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of frock testing the axial pulling-out force of plunger displacement pump slippery boots assembly and method |
| WO2024114033A1 (en) * | 2022-12-02 | 2024-06-06 | 西安鑫垚陶瓷复合材料股份有限公司 | Method and apparatus for testing residual strength of composite bolt after stress and heat action |
-
2015
- 2015-05-25 CN CN201520344651.2U patent/CN204988877U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289740A (en) * | 2016-07-29 | 2017-01-04 | 中国航空工业集团公司西安飞行自动控制研究所 | A kind of frock testing the axial pulling-out force of plunger displacement pump slippery boots assembly and method |
| WO2024114033A1 (en) * | 2022-12-02 | 2024-06-06 | 西安鑫垚陶瓷复合材料股份有限公司 | Method and apparatus for testing residual strength of composite bolt after stress and heat action |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190525 |