CN206671069U - Welded steel fabric shearing resistance test fixture - Google Patents
Welded steel fabric shearing resistance test fixture Download PDFInfo
- Publication number
- CN206671069U CN206671069U CN201720454082.6U CN201720454082U CN206671069U CN 206671069 U CN206671069 U CN 206671069U CN 201720454082 U CN201720454082 U CN 201720454082U CN 206671069 U CN206671069 U CN 206671069U
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- sample
- muscle
- holding tank
- clamp body
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Abstract
The utility model discloses a kind of welded steel fabric shearing resistance test fixture, including clamping axle, clamp body, the longitudinal section of clamp body is in C fonts, and top is connecting seat, bottom is force seat, and clamping axis connection is on connecting seat；The middle part and bottom of clamp body are provided with sample and indulge muscle holding tank, and sample indulges the insertion of muscle holding tank bottom and force seat is divided into symmetrical two parts, and the vertical extended sample in muscle lower end of sample indulges muscle holding tank bottom；The force surface on force seat top is provided with location-plate, indulges that muscle holding tank is corresponding to be provided with longitudinal reinforcement positioning port on location-plate with sample；Clamp body is provided with protective plate.The utility model is provided with protective plate on clamp body, can effectively prevent sample from flying off the security incident that may be brought in testing；Simultaneously muscle holding tank is additionally provided with clamp body, is applicable not only to the sample that both direction is single steel bar, is also applied for the sample of simultaneously muscle, it is applied widely.
Description
Technical field
The utility model belongs to reinforcement welding Joint Strength test tool technical field, and in particular to welded steel fabric solder joint
Shearing resistance test fixture.
Background technology
Use cold rolled reinforcing steel bar with ribs or (and) welded steel fabric that is manufactured in a manner of resistance welding of hot rolled ribbed bars, its
Shearing resistance is the important Testing index of welded steel fabric solder joint, and the quality of the performance directly affects welded steel fabric processing performance
Quality.The detection project is based on GB/T1499.3-2010 at present《Concrete reinforcement steel third portion：Welded steel fabric》Standard
Specified in shearing resistance experiment test request.The detection device principle that the national standard only resists shear test has been done word and said
Bright, in general test method is at present, and by two reinforcing bars of right-angled intersection at solder joint, one is used as horizontal bar, is fixed or keeps off
Firmly, muscle is indulged in another conduct, bears pulling force, and making solder joint, gradually reinforcing, until cutting short, measure is destroyed by shear stress
When maximum load.But test fixture of the prior art, unshielded device, it is impossible to effectively prevent sample from flying off in testing can
The security incident that can be brought；Test fixture of the prior art is also not suitable with the shear test with the simultaneously sample of muscle.
The content of the invention
The purpose of this utility model is in view of the deficienciess of the prior art, providing a kind of simple in construction, easy to operate, peace
Good perfection, adaptable welded steel fabric shearing resistance test fixture.
To achieve the above object, the utility model uses following technical scheme：
A kind of welded steel fabric shearing resistance test fixture, including clamping axle, clamp body, it is characterized in that：The clamp body
Longitudinal section is in C fonts, and the top of clamp body is connecting seat, bottom is force seat, and described clamping axis connection is on connecting seat；Folder
Specifically middle part and bottom are provided with sample and indulge muscle holding tank, and it is right that the vertical muscle holding tank bottom insertion of sample and the seat that will exert a force are divided into left and right
Two parts of title, the vertical extended sample in muscle lower end of sample indulge muscle holding tank bottom；It is fixed that the force surface on force seat top is provided with
Position plate, indulges that muscle holding tank is corresponding to be provided with longitudinal reinforcement positioning port on location-plate with sample；Clamp body is provided with protective plate.
In the utility model, it is additionally provided with the middle part of the clamp body and indulges the top of muscle holding tank communicates and muscle with sample and hold
Receive groove；And muscle holding tank is identical with the depth of the vertical muscle holding tank of sample, is the 1/2 of the vertical muscle diameter of maximum sample；Sample indulges muscle
The width of holding tank is slightly larger than the vertical muscle diameter of maximum sample.
In the utility model, the location-plate has a kind of multiple, the corresponding examination of longitudinal reinforcement positioning port on each location-plate
The vertical muscle diameter of sample, longitudinal reinforcement positioning port are semi-circular shape, and its radius is the radius that corresponding sample indulges muscle.
In the utility model, the leading flank of the force seat is provided with screw hole, and the bottom of protective plate is provided with corresponding thereto
Through hole, trip bolt is connected through through hole with screw hole, and protective plate is fixed on force seat.
Further, the top of the protective plate is provided with the projection that muscle holding tank direction is indulged to sample.
The beneficial effects of the utility model：
The utility model is provided with protective plate on clamp body, can effectively prevent sample from flying off the peace that may be brought in testing
Full accident；Simultaneously muscle holding tank is additionally provided with clamp body, the sample that both direction is single steel bar is applicable not only to, is also applied for
There is the sample of simultaneously muscle, it is applied widely.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present utility model.
Fig. 2 is schematic front view of the present utility model.
Fig. 3 is left view schematic diagram of the present utility model.
Fig. 4 is the schematic perspective view of clamp body in the utility model.
Fig. 5 is the schematic front view of clamp body in the utility model.
Fig. 6 is the left view schematic cross-sectional view of clamp body in the utility model.
Fig. 7 is the schematic diagram of location-plate in the utility model.
Fig. 8 is the schematic diagram that the sample with simultaneously muscle is tested using the utility model.
In figure：1- clamp bodies, 101 connecting seats, 1011 connecting holes, 102 force seats, 1021 force surfaces, 1022 screw holes,
103 samples indulge muscle holding tank, and 104 and muscle holding tank,
2 clamping axles,
3 location-plates, 301 positioning ports,
4 protective plates, 5 trip bolts.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, referring to the drawings to this practicality
New further description.
Referring to Fig. 1 to Fig. 7, a kind of welded steel fabric shearing resistance test fixture, will add after one piece of 45# forged steel pieces modifier treatment
Work is into the clamp body 1 that longitudinal section is in C fonts, and the top of clamp body 1 is connecting seat 101, bottom is force seat 102, connecting seat 101
Connecting hole 1011 is provided with, clamping axle 2 is connected on connecting seat 101 by connecting hole 1011；The middle part and bottom of clamp body 1 are set
There is sample to indulge muscle holding tank 103, sample indulges the bottom insertion of muscle holding tank 103 and force seat 102 is divided to for symmetrical two
Point, the vertical extended sample in muscle lower end of sample indulges the bottom of muscle holding tank 103；The force surface 1021 on force seat 102 top is provided with
Location-plate 3, indulges that muscle holding tank 103 is corresponding to be provided with longitudinal reinforcement positioning port 301, the width of location-plate 3 on location-plate 3 with sample
It is adapted with the width of force surface 1021.
It is additionally provided with the middle part of clamp body 1 and indulges the top of muscle holding tank 103 communicates and muscle holding tank 104 with sample；And
The depth that muscle holding tank 104 indulges muscle holding tank 103 with sample is identical, is the 1/2 of the vertical muscle diameter of maximum sample；Sample is indulged muscle and held
Receive groove 103 width be slightly larger than maximum sample vertical muscle diameter.According to GB/T1499.3-2010《Concrete reinforcement steel the 3rd
Point：Welded steel fabric》" welded steel fabric should use nominal diameter 5mm~18mm reinforcing bar to the regulation of 6.1.2 bars in standard.Through
Both sides of supply and demand agreement, can also use the reinforcing bar of other nominal diameters ", the vertical muscle diameter of the present embodiment maximum sample takes 18mm, phase
The depth that answer and muscle holding tank 104 indulges muscle holding tank 103 with sample takes 9mm, and the width that sample indulges muscle holding tank 103 is slightly larger than
The vertical muscle diameter of maximum sample, takes 9.5mm.
And location-plate 3 then has a kind of multiple, the corresponding vertical muscle of sample of longitudinal reinforcement positioning port 301 on each location-plate 3
Diameter, longitudinal reinforcement positioning port 301 are semi-circular shape, and its radius is the radius that corresponding sample indulges muscle.By GB/
T1499.3-2010《Concrete reinforcement steel third portion：Welded steel fabric》The sizing reinforcement welding net type that standard appendix A provides
Number, the diameter of longitudinal reinforcement is divided into 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 14mm, 16mm, 18mm, totally 11 kinds
Specification, the location-plate 3 of the present embodiment are also designed to 11, the longitudinal reinforcement positioning port 301 corresponding above-mentioned 11 on each location-plate 3
A kind of vertical muscle diameter of size in kind specification.
Clamp body 1 is provided with protective plate 4, and the leading flank of force seat 102 is provided with screw hole 1022, and the bottom of protective plate 4 is set
There is through hole corresponding thereto, trip bolt 5 is connected through through hole with screw hole 1022, and protective plate 4 is fixed on into force seat
On 102；It can certainly use other connected modes that protective plate 4 is fixed on force seat 102.
The top of protective plate 4 is provided with the projection that the direction of muscle holding tank 103 is indulged to sample.
Sample indulges the width of muscle holding tank 103, depth can be adjusted according to the diameter of reinforcing bar.
The course of work：
The 1st, vertical muscle that welded steel fabric is sheared to sample is put into the vertical muscle holding tank 103 of sample；
2nd, again will be suitable（The sample of the vertical muscle diameter of different size changes corresponding location-plate）Location-plate 3 is placed in reinforcing bar
The horizontal bar force surface 1021 of welded mesh shearing sample and between, and the positioning port 301 on location-plate 3 is cut towards welded steel fabric
Cut the vertical muscle of sample；
3rd, protective plate 4 is fixed on force seat 102；
4th, testing machine upper fixture clamps clamping axle 2, and testing machine lower clamp, which clamps, to be positioned in the vertical muscle holding tank 103 of sample
It is steady to apply test force until solder joint comes off, to determine welded steel fabric weldering behind the vertical muscle lower end of welded steel fabric shearing sample
The shearing resistance of point；Because clamp body 1 is provided with protective plate 4, can effectively prevent from solder joint come off after horizontal bar fly out.
For the sample with simultaneously muscle, according to GB/T1499.3-2010《Concrete reinforcement steel third portion：Reinforcement welding
Net》" for simultaneously muscle, one of them is tension reinforcement to the regulation of 7.1.4 bars, and another non-tension reinforcement should weld intersecting in standard
Contact is cut off, but should not damage tension reinforcement solder joint ", one of them is defined as tension reinforcement, another non-tension steel first
Muscle is cut off in cross weld point side, and in order to reduce the damage to tension reinforcement solder joint as far as possible, non-tension reinforcement is intersecting weldering
One section of reservation of contact opposite side, then tension reinforcement is put into sample and indulged in muscle holding tank 103, another non-tension reinforcement is existed
One section of cross weld point opposite side reservation is placed in and in muscle holding tank 104, then repeat the above steps 2-4.
Above-mentioned embodiment is only specific case of the present utility model, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent implementations of change.But it is every without departing from the utility model technical principle on the premise of, according to of the present utility model
Any simple modification, equivalent variations and the remodeling that technical spirit is made to embodiment of above, should all fall into of the present utility model
Scope of patent protection.
Claims (5)
1. a kind of welded steel fabric shearing resistance test fixture, including clamping axle, clamp body, it is characterized in that：The clamp body is indulged
Section is in C fonts, and the top of clamp body is connecting seat, bottom is force seat, and described clamping axis connection is on connecting seat；Fixture
The middle part and bottom of body are provided with sample and indulge muscle holding tank, and sample is indulged the insertion of muscle holding tank bottom and is divided into force seat symmetrical
Two parts, the vertical extended sample in muscle lower end of sample indulges muscle holding tank bottom；The force surface on force seat top is provided with positioning
Plate, indulges that muscle holding tank is corresponding to be provided with longitudinal reinforcement positioning port on location-plate with sample；Clamp body is provided with protective plate.
2. welded steel fabric shearing resistance test fixture as claimed in claim 1, it is characterized in that：It is additionally provided with the middle part of the clamp body
The top of muscle holding tank communicates and muscle holding tank is indulged with sample；And muscle holding tank is identical with the depth of the vertical muscle holding tank of sample,
For the 1/2 of the vertical muscle diameter of maximum sample；Sample indulges vertical muscle diameter of the width slightly larger than maximum sample of muscle holding tank.
3. welded steel fabric shearing resistance test fixture as claimed in claim 1, it is characterized in that：The location-plate have it is multiple, each
Longitudinal reinforcement positioning port on location-plate corresponds to a kind of vertical muscle diameter of sample, and longitudinal reinforcement positioning port is semi-circular shape, and it half
Footpath is the radius that corresponding sample indulges muscle.
4. the welded steel fabric shearing resistance test fixture as described in claim 1 or 2 or 3, it is characterized in that：The front side of the force seat
Face is provided with screw hole, and the bottom of protective plate is provided with through hole corresponding thereto, and trip bolt is connected through through hole with screw hole,
Protective plate is fixed on force seat.
5. welded steel fabric shearing resistance test fixture as claimed in claim 4, it is characterized in that：The top of the protective plate be provided with to
Sample indulges the projection in muscle holding tank direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720454082.6U CN206671069U (en) | 2017-04-27 | 2017-04-27 | Welded steel fabric shearing resistance test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720454082.6U CN206671069U (en) | 2017-04-27 | 2017-04-27 | Welded steel fabric shearing resistance test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206671069U true CN206671069U (en) | 2017-11-24 |
Family
ID=60370094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720454082.6U Expired - Fee Related CN206671069U (en) | 2017-04-27 | 2017-04-27 | Welded steel fabric shearing resistance test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206671069U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760472A (en) * | 2018-07-23 | 2018-11-06 | 新兴铸管股份有限公司 | A kind of welded mechanical property experiment device and experimental method |
| CN109520846A (en) * | 2018-10-29 | 2019-03-26 | 苏州博研精进光电有限公司 | Protective film tensile strength detection device |
| CN109781512A (en) * | 2019-03-27 | 2019-05-21 | 宁波市民用建筑设计研究院有限公司 | Welded steel fabric and muscle solder joint shearing resistance experimental rig and its method |
| CN113188903A (en) * | 2021-03-29 | 2021-07-30 | 河北瑞志交通技术咨询有限公司 | Welding point connection strength test system |
-
2017
- 2017-04-27 CN CN201720454082.6U patent/CN206671069U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760472A (en) * | 2018-07-23 | 2018-11-06 | 新兴铸管股份有限公司 | A kind of welded mechanical property experiment device and experimental method |
| CN109520846A (en) * | 2018-10-29 | 2019-03-26 | 苏州博研精进光电有限公司 | Protective film tensile strength detection device |
| CN109781512A (en) * | 2019-03-27 | 2019-05-21 | 宁波市民用建筑设计研究院有限公司 | Welded steel fabric and muscle solder joint shearing resistance experimental rig and its method |
| CN109781512B (en) * | 2019-03-27 | 2024-03-15 | 宁波市民用建筑设计研究院有限公司 | Shearing resistance test device and method for reinforcing steel bar welding mesh welding spot |
| CN113188903A (en) * | 2021-03-29 | 2021-07-30 | 河北瑞志交通技术咨询有限公司 | Welding point connection strength test system |
| CN113188903B (en) * | 2021-03-29 | 2022-12-27 | 河北交规院瑞志交通技术咨询有限公司 | Welding point connection strength test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171124 |