CN208034496U - High-strength bolt connects rubbing surface anti-slip coefficient test specimen clamp device - Google Patents
High-strength bolt connects rubbing surface anti-slip coefficient test specimen clamp device Download PDFInfo
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- CN208034496U CN208034496U CN201820360017.1U CN201820360017U CN208034496U CN 208034496 U CN208034496 U CN 208034496U CN 201820360017 U CN201820360017 U CN 201820360017U CN 208034496 U CN208034496 U CN 208034496U
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- sliding
- test specimen
- platform
- rotary head
- sliding platform
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Abstract
The utility model discloses a kind of high-strength bolts to connect rubbing surface anti-slip coefficient test specimen clamp device, including mounting platform, objective table, clamping and fixing device and fastening system, motor, sliding platform and rotary head；The motor is fixed on sliding platform, and the sliding platform is slidably mounted on mounting platform in a manner of single-degree-of-freedom, and the mode that the rotary head is circumferentially driven is installed on the output shaft front end of motor；The lower end both lateral sides difference of the sliding platform is longitudinally disposed fluted, and idler wheel is equipped in the groove；It is driven by the way that test specimen to be fixed on clamping and fixing device, and using rotary head, can easily fasten the high-strength bolt on test specimen, safety easily, and can reduce artificial, raising efficiency.
Description
Technical field
The utility model is related to detection device technology fields, and in particular to a kind of high-strength bolt connection rubbing surface resistant slide system
Number test specimen clamp device.
Background technology
To ensure that the safe handling of high-strength bolt connecting elements, connection rubbing surface anti-slip coefficient design should meet specification and want
It asks, for this purpose,《Code for acceptance of construction quality of steel structures》(GB50205-2001) it requires, high-strength bolt connects rubbing surface should be into
Row anti-slip coefficient is tested.
Test specimen should meet《Code for acceptance of construction quality of steel structures》Requirement.When test specimen makes, first punch is squeezed into
Test specimen hole positions, and then changes equipped with pressure sensor or post the high-strength bolt of resistor disc into one by one.At the beginning of high-strength bolt
Screwing torque is 50% or so of whole screwing torque, and the first of high strength bolt connection pairs twists, twists should be completed within same working day eventually, twisting
Tight sequence, should successively carry out among test specimen to both sides.When twisting eventually, construction torque should continuous, steady, bolt, washer must not be with
Nut rotates together, and high-strength bolt should be replaced if any rotation.To equipped with pressure sensor or posting the high intensity spiral shell of resistor disc
Bolt, use resistance strain gauge actual measurement control each bolt of test specimen prestretching force value should (P is high-strength bolt in 0.95P~1.05P
Design prestretching force value) between.
A difficulty is faced when carrying out component making by specification, i.e., torque is generally large when twisting eventually, but test specimen is smaller, difficult
With fixation, 3 personnel is at least needed to match and could complete, and dangerous larger, fastening effect is also bad.
In order to solve the above problem, a kind of high-strength bolt connection rubbing surface anti-slip coefficient test specimen clamp device is needed, it can
Solution is taken a lot of work arduously in former test specimen manufacturing process, and dangerous high problem improves efficiency, ensures the safety of testing crew.
Utility model content
The purpose of the utility model is to overcome defects in the prior art, provide high-strength bolt connection rubbing surface resistant slide system
Number test specimen clamp device can solve to take a lot of work in former test specimen manufacturing process laborious, and dangerous high problem improves efficiency, protects
Hinder the safety of testing crew.
The high-strength bolt of the utility model connects rubbing surface anti-slip coefficient test specimen clamp device, including mounting platform, load
Object platform, clamping and fixing device and fastening system；
The clamping and fixing device includes the seat that is fixedly clamped for being fixed on mounting platform, is fixedly installed on the seat that is fixedly clamped
Fixing clip, by single-degree-of-freedom slide in a manner of be set to the seat that is fixedly clamped sliding fixture block and for drive sliding fixture block slide
It is dynamic, so that sliding fixture block is matched for clamping tightly the clamping driving screw rod of test specimen with fixing clip, the clamping drives screw rod with single-degree-of-freedom
Be placed in the mode of rotation be fixedly clamped seat and clamp driving screw rod and sliding fixture block screw-thread fit formed feed screw nut drive it is secondary；
The objective table includes support board and the carrying bolt for support board height to be adjusted, the carrying bolt lower end
It is perpendicularly fixed at mounting platform and support board is run through in upper end, be located at support board above and below on the carrying bolt is arranged outside respectively
It is equipped with adjusting nut and lower adjusting nut, totally four distributions are supported in support board to the carrying bolt；
The fastening system includes motor, sliding platform and rotary head；The motor is fixed on sliding platform, described
Sliding platform is slidably mounted on mounting platform in a manner of single-degree-of-freedom, and the mode that the rotary head is circumferentially driven is installed on electronic
The output shaft front end of machine；The lower end both lateral sides difference of the sliding platform is longitudinally disposed fluted, installation in the groove
There is idler wheel.
Further, the front end of the rotary head is provided with dismountable swivel sleeve, and the model of the swivel sleeve is a variety of
And the swivel sleeve of each model is fixed on rotary head by being set to the external screw thread of rotary head front end.
The utility model has the beneficial effects that：It is driven by the way that test specimen to be fixed on clamping and fixing device, and using rotary head,
The high-strength bolt on test specimen can be easily fastened, safety easily, and can reduce artificial, raising efficiency.
Description of the drawings
The utility model is further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the vertical view of Fig. 1.
Specific implementation mode
Fig. 1 is the structural schematic diagram of the utility model, and Fig. 2 is the vertical view of Fig. 1, as shown, the height in the present embodiment
Strength bolt connects rubbing surface anti-slip coefficient test specimen clamp device, including mounting platform 1, objective table 2,3 and of clamping and fixing device
Fastening system 4；
The clamping and fixing device 3 is fixedly clamped including being fixed on the seat 31 that is fixedly clamped of mounting platform 1, being fixedly installed on
The fixing clip 32 of seat 31 is set to the sliding fixture block 33 for the seat 31 that is fixedly clamped and for driving in such a way that single-degree-of-freedom is slided
Sliding fixture block 33 slides the clamping driving screw rod 34 for making sliding fixture block 33 be matched for clamping tightly test specimen with fixing clip 32, and the clamping is driven
Dynamic screw rod 34 in such a way that single-degree-of-freedom rotates in be placed on and be fixedly clamped seat 31 and clamp driving screw rod 34 and sliding 33 spiral shell of fixture block
Line cooperatively forms feed screw nut and drives pair；The sliding fixture block 33 is matched for clamping tightly the nut or nut of test specimen 5 with fixing clip 32,
The objective table 2 includes support board 21 and the carrying bolt 22 for 21 height of support board to be adjusted, the support
22 lower end of bolt is perpendicularly fixed at mounting platform 1 and support board 21 is run through in upper end, is located at support board 21 on the carrying bolt 22
Housing is provided with adjusting nut 23 and lower adjusting nut 24 respectively for above and below, and the carrying bolt 22 is multiple and is distributed branch
It supports in support board 21；Carrying bolt is 4 and is distributed in four angles of rectangle support board；
The fastening system 4 includes motor 41, sliding platform 44 and rotary head 43；The motor is fixed on sliding platform
On, the sliding platform is slidably mounted on mounting platform in a manner of single-degree-of-freedom, and the mode that the rotary head is circumferentially driven is pacified
Output shaft front end loaded on motor；The lower end both lateral sides difference of the sliding platform is longitudinally disposed fluted, described recessed
Idler wheel is installed in slot；The rotary head 43 can directly process the driver slot or installation settings with the nut form-fit on test specimen 5
There is the swivel sleeve of driver slot, can realize the goal of the invention of the utility model, certainly, may be used also between the motor and rotary head
Transmission device (or retarder 42) is set, and clamping and fixing device 3, objective table 2 and fastening system 4 are arranged on the same line, tightly
Gu the direction of the sliding of system 4 is that the screw rod of test specimen 5 is axial.
In the present embodiment, the front end of the rotary head 43 is provided with dismountable swivel sleeve 6, the type of the swivel sleeve 6
Number rotary head 43 is screwed on by being set to the external screw thread of 43 front end of rotary head for a variety of and each model swivel sleeves 6,
Applicability is wide and easy for installation, simple in structure.
In the present embodiment, the bottom surface of the sliding platform 44 is equipped with idler wheel, the top surface of the mounting platform 1 be provided with
The guide groove of idler wheel cooperation；The both lateral sides of the sliding platform 44 are both provided with idler wheel, and the guide groove is transversely simultaneously
Two of column distribution, guide groove is longitudinally arranged, ensures that the sliding of sliding platform 44 transversely limits, the mounting platform 1 is along vertical
To dovetail groove can also be arranged, the bottom of the sliding platform 44 is arranged the conformal vertical spacing block for being embedded in dovetail groove along longitudinal direction, keeps away
Exempt from sliding platform 44 easily to beat；Longitudinal glide direction for indicating sliding platform 44, the i.e. axial direction of rotary head 43.
When being fastened using the anti-anti-slip coefficient test specimen 5 of the utility model progress high-strength bolt connection rubbing surface, specific steps
For：
1) it is assembled and just stubborn to complete test specimen 5, test specimen 5 is stood up in loading, the height of support board 21 is adjusted, makes test specimen 5
High-strength bolt is located at sustained height with fixing clip 32 (or sliding fixture block 33).
2) nut of one of high-strength bolt is placed between sliding fixture block 33 and fixing clip 32, turn clamps driving
Screw rod 34 makes sliding fixture block 33 and fixing clip 32 by nut clamping.
3) it will be fixed in rotary head 43 with the middle pivoted housing that high-strength bolt size matches, make the fastening be by sliding platform 44
System 4 is close to test specimen 5, until swivel sleeve 6 entangles the nut of high-strength bolt.
4) start the power supply of motor, and sliding platform 44 is slowly pushed to 3 direction of clamping and fixing device, wanted when reaching
The power supply of motor is closed when seeking pretightning force.
5) turn clamps driving screw rod 34, and sliding fixture block 33 and fixing clip 32 is made to unclamp nut, the position of mobile test specimen 5
Set, by the nut of another high-strength bolt be put into sliding fixture block 33 and fixing clip 32 between, repeat before the step of, complete
The fastening work of all high-strength bolts.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the right of the utility model.
Claims (2)
1. a kind of high-strength bolt connects rubbing surface anti-slip coefficient test specimen clamp device, it is characterised in that：Including mounting platform, carry
Object platform, clamping and fixing device and fastening system；
The clamping and fixing device includes the seat that is fixedly clamped for being fixed on mounting platform, the fixation for being fixedly installed on the seat that is fixedly clamped
Fixture block, by single-degree-of-freedom slide in a manner of be set to the seat that is fixedly clamped sliding fixture block and for drive sliding fixture block sliding, make
Sliding fixture block is matched for clamping tightly the clamping driving screw rod of test specimen with fixing clip, described to clamp what driving screw rod was rotated with single-degree-of-freedom
Be placed in mode be fixedly clamped seat and clamp driving screw rod and sliding fixture block screw-thread fit formed feed screw nut drive it is secondary；
The objective table includes support board and the carrying bolt for support board height to be adjusted, and the carrying bolt lower end is vertical
It is fixed on mounting platform and support board is run through in upper end, being located at support board above and below on the carrying bolt, housing is provided with respectively
Upper adjusting nut and lower adjusting nut, totally four distributions are supported in support board to the carrying bolt；
The fastening system is mainly made of motor, driving device, rotary head and sliding platform, and motor, driving device are solid
It is scheduled on sliding platform, there are idler wheel in sliding platform both sides respectively there are two groove in groove, and sliding platform can be made to be slided along sliding rail；
The fastening system includes motor, sliding platform and rotary head；The motor is fixed on sliding platform, the sliding
Platform is slidably mounted on mounting platform in a manner of single-degree-of-freedom, and the mode that the rotary head is circumferentially driven is installed on motor
Output shaft front end；The lower end both lateral sides difference of the sliding platform is longitudinally disposed fluted, and rolling is equipped in the groove
Wheel.
2. high-strength bolt according to claim 1 connects rubbing surface anti-slip coefficient test specimen clamp device, it is characterised in that：
The front end of the rotary head is provided with dismountable swivel sleeve, and the model of the swivel sleeve is a variety of and the conversion of each model
Sleeve is fixed on rotary head by being set to the external screw thread of rotary head front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360017.1U CN208034496U (en) | 2018-03-15 | 2018-03-15 | High-strength bolt connects rubbing surface anti-slip coefficient test specimen clamp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360017.1U CN208034496U (en) | 2018-03-15 | 2018-03-15 | High-strength bolt connects rubbing surface anti-slip coefficient test specimen clamp device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208034496U true CN208034496U (en) | 2018-11-02 |
Family
ID=63948338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820360017.1U Expired - Fee Related CN208034496U (en) | 2018-03-15 | 2018-03-15 | High-strength bolt connects rubbing surface anti-slip coefficient test specimen clamp device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208034496U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354484A (en) * | 2018-12-21 | 2020-06-30 | 核动力运行研究所 | Automatic checking device for bolts of nuclear safety primary parts |
| CN113084507A (en) * | 2021-04-29 | 2021-07-09 | 西安热工研究院有限公司 | Pressure transmitter connecting bolt mounting and dismounting device |
| CN116879156A (en) * | 2023-09-07 | 2023-10-13 | 泰州市恒信建设工程质量检测有限公司 | Anti-slip coefficient detector |
-
2018
- 2018-03-15 CN CN201820360017.1U patent/CN208034496U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354484A (en) * | 2018-12-21 | 2020-06-30 | 核动力运行研究所 | Automatic checking device for bolts of nuclear safety primary parts |
| CN113084507A (en) * | 2021-04-29 | 2021-07-09 | 西安热工研究院有限公司 | Pressure transmitter connecting bolt mounting and dismounting device |
| CN116879156A (en) * | 2023-09-07 | 2023-10-13 | 泰州市恒信建设工程质量检测有限公司 | Anti-slip coefficient detector |
| CN116879156B (en) * | 2023-09-07 | 2023-11-21 | 泰州市恒信建设工程质量检测有限公司 | Anti-slip coefficient detector |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 Termination date: 20190315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |