CN109520831A - One kind being bolted slow test tooling, pilot system and application method - Google Patents
One kind being bolted slow test tooling, pilot system and application method Download PDFInfo
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- CN109520831A CN109520831A CN201811434807.0A CN201811434807A CN109520831A CN 109520831 A CN109520831 A CN 109520831A CN 201811434807 A CN201811434807 A CN 201811434807A CN 109520831 A CN109520831 A CN 109520831A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/22—Investigating strength properties of solid materials by application of mechanical stress by applying steady torsional forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0021—Torsional
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0025—Shearing
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to one kind to be bolted slow test tooling, pilot system and application method, including the first connector and the second connector, first connector and the second connector are equipped with the interface channel for connecting bolt to be measured, the two sides of first connector are fixedly connected with the first side plate, the two sides of second connector are fixedly connected with the second side plate, different location can connect the first pull head at first side plate and the second side board edge, first pull head can be used for applying pulling force to bolt to be measured, shearing force and moment of flexure, first side plate and the second side plate are equipped with torque loading mechanism, the second pull head can be connected on the torque loading mechanism, second pull head can be used for applying torsion to bolt to be measured, using test tool of the invention, same set of tooling, which can be realized, applies a variety of load to bolt to be measured, versatility is more By force.
Description
Technical field
The present invention relates to technical field of experiment equipment, and in particular to one kind is bolted slow test tooling, pilot system
And application method.
Background technique
Being bolted is a kind of most common structure connection method, to guarantee bolted reliability, is needed to bolt
Itself applies the performance test that various load carry out bolt, to determine its stress and strain situation under various load, to have
Finite element analysis, bolt strength, which are checked, provides foundation.
The load that bolt test applies includes: axial tensile loads, bending load, torque load, shear-type load etc..To spiral shell
Bolt applies load and then needs to design corresponding tooling, and for the bolt test for needing to apply a variety of load, current is existing
Way is for the dedicated tooling of each load design, and every kind of tooling is only used for applying the bolt Performance of single load
Test, the required tooling type of this method is often more, apply different loads needed for there is no versatility between tooling, tooling is set
Meter, manufacture etc. are at high cost.When carrying out slow test to bolt, different toolings are needed replacing when applying different loads, increase examination
The time cost tested, inefficiency.
Summary of the invention
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, providing one kind to be bolted slow test tooling,
It can be realized simultaneously in a set of tooling and tensile load, bending load, torque load, shear-type load are applied to bolt, increased
The versatility of bolt slow test tooling reduces test tool design, the cost of manufacture, due to that can apply in a set of tooling
Add various load, greatly reduces bolt surface lead rate of connections and tooling replacement number, greatly improve test efficiency.
To achieve the above object, the present invention adopts the following technical solutions:
One kind is bolted slow test tooling, including the first connector and the second connector, first connector and
Second connector is equipped with interface channel for connecting bolt to be measured, and the two sides of first connector are fixedly connected with the
Side plate, the two sides of second connector are fixedly connected with the second side plate, at first side plate and the second side board edge
Different location can connect the first pull head, and the first pull head can be used for applying bolt to be measured pulling force, shearing force and moment of flexure, and described first
Side plate and the second side plate are equipped with torque loading mechanism, and the second pull head can be connected on the torque loading mechanism, and described second draws
Head can be used for applying torsion to bolt to be measured.
Further, the interface channel includes that the through-hole to match on the first connector with bolt to be measured is arranged in and sets
Set threaded hole that is concentric with the through-hole on second connector and matching with bolt to be measured.
Further, the edge that first side plate and the second side plate are used to connect the first pull head is equipped with force hole, described
Exert a force hole include first force hole, second force hole and third exert a force hole, the axis of the interface channel be located at the first side plate and
The line of centres in the first force hole of the second side plate is formed by plane, the second force of first side plate and the second side plate
The hole line of centres be formed by plane be located at interface channel side and, first side plate and second parallel with the axis of interface channel
It is vertical with the axis of interface channel that the third force hole line of centres of side plate is formed by plane.
Further, first pull head includes first connecting portion and the first force section of integral type connection, the first connection
Portion can be fixedly connected by force hole with the first side plate or the second side plate.
Further, the torque loading mechanism includes the first torque loaded member and the second torque loaded member, the first torque
Loaded member and the second torque loaded member are separately fixed on the first side plate and the second side plate of non-ipsilateral setting, and the first torque adds
Holder and the second torque loaded member are located at the same side of interface channel.
Further, the first torque loaded member and the second torque loaded member include support and the company of integral type connection
The support of fishplate bar, the first torque loaded member is fixed on the first side plate, and the support of the second torque loaded member is fixed on the second side plate
On, the plane of symmetry of the connecting plate of the connecting plate of the first torque loaded member and the second torque loaded member is respectively positioned on and interface channel
In the vertical plane of axis.
Further, second pull head include integral type connection second connecting portion and the second force section, described second
Interconnecting piece can be fixedly connected with the connecting plate.
Slow test system is bolted the invention also discloses one kind, including tensile testing machine, detection device and described
Bolt connect tooling, the tensile testing machine is used for through the described bolt connection tooling to be measured
Bolt applies load, and the detection device includes foil gauge and strain measurement equipment, and the foil gauge is for attaching bolt to be measured
Surface, foil gauge are connect with strain measurement equipment, the strain information of bolt surface to be measured can be transferred to strain measurement equipment.
The application method for being bolted slow test system is used the invention also discloses a kind of, comprising the following steps:
Step 1: foil gauge is attached on bolt to be measured, bolt to be measured is connect with the first connector and the second connector,
And foil gauge is connect by conducting wire with strain measurement equipment.
Step 2: according to requirement of experiment, being tried the first side plate and the second side plate and pulling force using the first pull head or the second pull head
Test machine connection.
Step 3: starting tensile testing machine is treated by the first side plate and the second side plate and surveys bolt application load, by answering
Become measuring device and reads bolt surface strain value to be measured.
Further, in the step 2:
To bolt carry out tensile load experiment when, by two the first pull heads by first force hole respectively with the first side plate and
Second side plate is fixedly connected, and the first pull head is connect with tensile testing machine.
To bolt carry out bending load experiment when, by two the first pull heads by second force hole respectively with the first side plate and
Second side plate is fixedly connected, and the first pull head is connect with tensile testing machine.
To bolt carry out shear-type load experiment when, by two the first pull heads by third force hole respectively with the first side plate and
Second side plate is fixedly connected, and the first pull head is connect with tensile testing machine.
When carrying out torque load experiment to bolt, two the second pull heads are separately fixed at the first torque loaded member and second
In torque loaded member, the second pull head is connect with tensile testing machine.
Beneficial effects of the present invention:
Bolt of the invention connects tooling, is used cooperatively with tensile testing machine, can be same using a set of tooling
Shi Shixian applies four kinds of load such as tensile load, bending load, torque load, shear-type load to bolt, increases bolt static(al)
The versatility of test tool reduces test tool design, the cost of manufacture；Since various loads can be completed in a set of tooling
Lotus greatly reduces strain bolt surface lead rate of connections and tooling replacement number, greatly improves test efficiency.This hair
It is bright to have wide practical use in practice in engineering.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the restriction to the application for explaining the application.
Fig. 1 is tooling overall structure schematic front view of the present invention；
Fig. 2 is tooling overall structure schematic side view of the present invention；
Fig. 3 is A in Fig. 2 of the present invention to schematic diagram；
Fig. 4 is use state diagram when tooling of the present invention applies tensile load；
Fig. 5 is use state diagram when tooling of the present invention applies bending load；
Fig. 6 is use state diagram when tooling of the present invention applies shear-type load；
Fig. 7 is use state schematic top plan view when tooling of the present invention applies torque load；
Fig. 8 is use state schematic side view when tooling of the present invention applies torque load；
Fig. 9 is foil gauge of the present invention and bolt assembling schematic diagram to be measured；
Wherein, 1. first connector, 2. second connectors, 3. first side plates, 3-1. rectangular surfaces, 3-2. arcwall face, 3-3.
Joint face, 4. second side plates, 5. side plate bolts, 6. first force holes, 7. second force holes, 8. thirds force hole, 9. first draw
Head, 9-1. first connecting portion, the first force section 9-2., 10. load pins, 11. first torque loaded members, 11-1. support, 11-
2. connecting plate, 13. second pull heads, 13-1. second connecting portion, the second force section 13-2., 14. side plate pins, 15. bolts to be measured,
16. fairlead, 17. foil gauges.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As background technique is introduced, when carrying out slow test to bolt, needed replacing not when applying different loads
Same tooling increases the time cost of test, inefficiency, in view of the above-mentioned problems, present applicant proposes one kind to be bolted static(al)
Test tool.
In a kind of exemplary embodiment of the application, as shown in Figure 1-3, one kind is bolted slow test tooling, including
First connector 1 and the second connector 2, first connector and the second connector are cube block, the first connector and
Second connector center is equipped with interface channel, and the interface channel includes being located at for installing bolt to be measured, the interface channel
The through-hole that matches on first connector with bolt to be measured and be located on the second connector it is concentric with the through-hole and with it is to be measured
The threaded hole that bolt matches, in use, bolt to be measured passes through the first connector by through-hole, and is tightened on the by threaded hole
On two connectors, be tightened nut on bolt to be measured, is compressed the first connector and the second connector using fixture nut, real
Existing bolt to be measured and the first connector and the second connector are fixedly connected.
Two sides of the first connector are fixed with the first side plate 3, two sides of the second connector by side plate bolt
The second side plate 4 is fixed with by side plate bolt 5.Between first connector and the first side plate be equipped with side plate pin 14, first
Side plate transmits load to the first connector by side plate pin, and side plate pin is equipped between second connector and the second side plate
Nail, the second side plate transmit load to the second connector using side plate pin.
First side plate and the second side plate lateral surface are by two rectangular surfaces 3-1, an arcwall face 3-2 and an arc
Joint face 3-3 constitute, one of rectangular surfaces of the first side plate and the second side plate are oppositely arranged, other two rectangular surfaces, two
A arcwall face and two arc joint faces are arranged relative to the axisymmetrical of through-hole and threaded hole.
Multiple force holes are equipped with along the arcwall face edge of first side plate and the second side plate, the force hole includes the
One force hole 6, second force hole 7 and third force hole 8.
The axis of the through-hole and threaded hole is located at the line of centres institute in the first force hole of the first side plate and the second side plate
Plane on, by first force hole apply reversed pulling force to the first side plate and the second side plate respectively, can be to bolt to be measured
Apply tensile load.
Plane where the line of centres in the second force hole of first side plate and the second side plate is located at through-hole and threaded hole
The side of axis, and it is parallel with the axis of through-hole and threaded hole, by the second force hole respectively to the first side plate and the second side plate
Apply reversed pulling force, bending load can be applied to bolt to be measured.
Plane and through-hole and threaded hole where the line of centres in the third of first side plate and the second side plate force hole
Axis is mutually perpendicular to, and applies reversal interlocking relay to the first side plate and the second side plate respectively by third force hole, can be to bolt to be measured
Apply shear-type load.
It can be connected at the first force hole, the second force hole and third force hole on first side plate, the second side plate
First pull head 9 applies load to the first side plate and the second side plate by the first pull head, and first pull head includes first connecting portion
9-1 and the first force section 9-2, the first connecting portion are equipped with the mounting hole to match with force hole, and the first pull head passes through peace
Dress hole, load pin 10 and force hole are fixedly connected with the first side plate or the second side plate, the shape and drawing of first force section
Force tester matches, and the first force section can be connect with tensile testing machine.
Torque loading mechanism is further fixed on first side plate and the second side plate, the torque loading mechanism includes first
Torque loaded member 11 and the second torque loaded member 12, the first torque loaded member are fixed on the first side plate, and described second turns round
Square loaded member is fixed on the second side plate, fixes the first side plate and second side of the first torque loaded member and the second torque loaded member
Plate is non-ipsilateral the first side plate and the second side plate, and the first torque loaded member and the second torque loaded member are located at through-hole and screw thread
The same side of axially bored line applies reversal interlocking relay to the first torque loaded member and the second torque loaded member, can apply to bolt to be measured
Torque load.
The first torque loaded member and the second torque loaded member include support 11-1 and connecting plate 11-2, the first torque
The support of loaded member is fixed on the first side plate, and the support of the second torque loaded member is fixed on the second side plate, on the support
It is fixed with connecting plate, the installation site of the first torque loaded member and the second torque loaded member should make the symmetrical plane of two connecting plates
It is in the same plane and vertical with the axis of through-hole and threaded hole, meet the assembly demand with tensile testing machine, the connection
Plate is equipped with mounting hole, can be connect with the second pull head 13 by mounting hole, applies load using the second pull head.
Second pull head includes the second connecting portion 13-1 and the second force section 13-2 of integral type connection, and described second connects
Socket part is equipped with the slot to match with connecting plate, and is equipped with mounting hole, the slot of the connecting plate insertion second connecting portion
In, connecting plate is fixedly connected with second connecting portion by the mounting hole in load pin, connecting plate and second connecting portion, thus
Realize being fixedly connected for the second pull head and the first torque loaded member or the second torque loaded member, the shape of second force section
Match with tensile testing machine, the second force section can be connect with tensile testing machine.
Slow test system is bolted the invention also discloses one kind, including tensile testing machine, detection device and described
Bolt connect tooling, the tensile testing machine uses existing tensile testing machine, and tensile testing machine can be by the
One pull head or the second pull head are connect with slow test tooling is bolted, and apply load, the detection device packet to bolt to be measured
Foil gauge and strain measurement equipment are included, in use, the foil gauge is attached to bolt surface to be measured, the conducting wire on foil gauge passes through
Fairlead on first connector and the first side plate stretches out, and connect with strain measurement equipment, and foil gauge can detect bolt to be measured
The strain on surface, and strain information is transferred to strain measurement equipment, the strain measurement equipment uses existing and foil gauge
Matching used strain measurement equipment.
The application method for being bolted slow test system is used the invention also discloses a kind of, comprising the following steps:
Step 1: as shown in figure 9, attaching foil gauge 17 on bolt 15 to be measured, bolt to be measured being passed through first by through-hole
Connector, and be tightened on the second connector using threaded hole, be tightened nut on bolt to be measured, and fixture nut connects first
Fitting and the second connector compress, and being fixedly connected for bolt to be measured and the first connector and the second connector are realized, on foil gauge
Conducting wire stretched out by the fairlead 16 on the first connector and the first side plate, connect strain measurement equipment.
Step 2: according to requirement of experiment, being tried the first side plate and the second side plate and pulling force using the first pull head or the second pull head
Test machine connection.
When carrying out tensile load experiment to bolt, as shown in figure 4, the first connecting portion of two the first pull heads is passed through first
Force hole, load pin be fixedly connected respectively with the first side plate and the second side plate, at this point, the axis of two the first pull heads with it is to be measured
The axis of bolt is overlapped, and the first pull head is connect with tensile testing machine, and tensile testing machine pulls two the first pull heads, the first pull head
Tensile load can be applied to bolt to be measured by the first side plate, the second side plate and the first connector, the second connector.
When carrying out bending load experiment to bolt, as shown in figure 5, the first connecting portion of two the first pull heads is passed through second
Force hole, load pin be fixedly connected respectively with the first side plate and the second side plate, at this point, the axis of two the first pull heads be located to
The side of bolt axis is surveyed, and parallel with the axis of bolt to be measured, two connect the first pull head with tensile testing machine, pulling force examination
It tests machine and pulls two the first pull heads, the first pull head can pass through the first side plate, the second side plate and the first connector, the second connector pair
Bolt to be measured applies bending load.
When carrying out shear-type load experiment to bolt, as shown in fig. 6, the first connecting portion of two the first pull heads is passed through third
Force hole, load pin be fixedly connected respectively with the first side plate and the second side plate, at this time the axis of two the first pull heads with it is to be measured
The axis of bolt is vertical, and the first pull head is connect with tensile testing machine, and tensile testing machine pulls two the first pull heads, the first pull head
Shear-type load can be applied to bolt to be measured by the first side plate, the second side plate and the first connector, the second connector.
When carrying out torque load experiment to bolt, as Figure 7-8, by the second connecting portion of two the second pull heads by adding
Pin is carried to be separately fixed on the connecting plate of the first torque loaded member and the second torque loaded member, at this point, two the second pull heads
Axis is located at the side of bolt axis to be measured, and vertical with the axis of bolt to be measured, and the second pull head is connect with tensile testing machine,
Tensile testing machine pulls the second pull head, can apply torque load to bolt to be measured.
Step 3: starting tensile testing machine is treated by the first side plate and the second side plate and surveys bolt application load, by answering
Become measuring device and reads bolt surface strain value to be measured.
Bolt of the invention connects system, can apply a variety of load to bolt to be measured using a set of tooling,
The versatility for increasing bolt slow test tooling reduces test tool design, the cost of manufacture；Due to can be in a set of work
It loads onto and completes various load, greatly reduce strain bolt surface lead rate of connections and tooling replacement number, greatly improve
Test efficiency.The present invention has wide practical use in practice in engineering.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. one kind is bolted slow test tooling, which is characterized in that including the first connector and the second connector, described first
Connector and the second connector are equipped with the interface channel for connecting bolt to be measured, and the two sides of first connector are fixed
It is connected with the first side plate, the two sides of second connector are fixedly connected with the second side plate, first side plate and second side
Plate edge different location can connect the first pull head, and the first pull head can be used for applying pulling force, shearing force and moment of flexure to bolt to be measured,
First side plate and the second side plate are equipped with torque loading mechanism, and the torque loading mechanism can connect the second pull head, described
Second pull head can be used for applying torsion to bolt to be measured.
2. one kind as described in claim 1 is bolted slow test tooling, which is characterized in that the interface channel includes setting
It sets the through-hole to match on the first connector with bolt to be measured and setting is concentric with the through-hole on second connector
And the threaded hole that matches with bolt to be measured.
3. one kind as described in claim 1 is bolted slow test tooling, which is characterized in that first side plate and second
The edge that side plate is used to connect the first pull head is equipped with force hole, the force hole include first exert a force hole, second exert a force hole and the
Three force holes, the line of centres that the axis of the interface channel is located at the first force hole of the first side plate and the second side plate are formed
Plane on, the second force hole line of centres of first side plate and the second side plate is formed by plane and is located at interface channel
The third force hole line of centres of side and parallel with the axis of interface channel, the first side plate and the second side plate is formed by plane
It is vertical with the axis of interface channel.
4. one kind as claimed in claim 3 is bolted slow test tooling, which is characterized in that first pull head includes one
The first connecting portion of body formula connection and the first force section, first connecting portion can be solid by force hole and the first side plate or the second side plate
Fixed connection.
5. one kind as described in claim 1 is bolted slow test tooling, which is characterized in that the torque loading mechanism packet
The first torque loaded member and the second torque loaded member are included, the first torque loaded member and the second torque loaded member are separately fixed at non-same
On the first side plate and the second side plate of side setting, and the first torque loaded member and the second torque loaded member are located at interface channel axis
The same side.
6. one kind as claimed in claim 5 is bolted slow test tooling, which is characterized in that the first torque loaded member
And second torque loaded member include integral type connection support and connecting plate, the support of the first torque loaded member is fixed on first
On side plate, the support of the second torque loaded member is fixed on the second side plate, the connecting plate and second of the first torque loaded member
The plane of symmetry of the connecting plate of torque loaded member is respectively positioned in the plane vertical with interface channel axis.
7. one kind as claimed in claim 6 is bolted slow test tooling, which is characterized in that second pull head includes one
The second connecting portion and the second force section, the second connecting portion of body formula connection can be fixedly connected with the connecting plate.
8. the invention also discloses one kind to be bolted slow test system, which is characterized in that including tensile testing machine, detection dress
It sets and claim 1-7 is described in any item is bolted slow test tooling, the tensile testing machine is used for by described
It being bolted slow test tooling and applies load to bolt to be measured, the detection device includes foil gauge and strain measurement equipment,
For being attached to bolt surface to be measured, foil gauge is connect the foil gauge with strain measurement equipment, can be by bolt surface to be measured
Strain information is transferred to strain measurement equipment.
9. a kind of working method according to any one of claims 8 for being bolted slow test system, which is characterized in that including following step
It is rapid:
Step 1: attaching foil gauge on bolt to be measured, bolt to be measured is connect with the first connector and the second connector, and will
Foil gauge is connect by conducting wire with strain measurement equipment；
Step 2: according to requirement of experiment, using the first pull head or the second pull head by the first side plate and the second side plate and tensile testing machine
Connection；
Step 3: starting tensile testing machine is treated by the first side plate and the second side plate and surveys bolt application load, passed through strain and survey
It measures equipment and reads bolt surface strain value to be measured.
10. working method as claimed in claim 9, it is characterised in that: in the step 2,
To bolt carry out tensile load experiment when, by two the first pull heads by first force hole respectively with the first side plate and second
Side plate is fixedly connected, and the first pull head is connect with tensile testing machine；
To bolt carry out bending load experiment when, by two the first pull heads by second force hole respectively with the first side plate and second
Side plate is fixedly connected, and the first pull head is connect with tensile testing machine；
To bolt carry out shear-type load experiment when, by two the first pull heads by third force hole respectively with the first side plate and second
Side plate is fixedly connected, and the first pull head is connect with tensile testing machine；
When carrying out torque load experiment to bolt, two the second pull heads are separately fixed at the first torque loaded member and the second torque
In loaded member, the second pull head is connect with tensile testing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811434807.0A CN109520831B (en) | 2018-11-28 | 2018-11-28 | Bolt connection static test tool, test system and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811434807.0A CN109520831B (en) | 2018-11-28 | 2018-11-28 | Bolt connection static test tool, test system and use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109520831A true CN109520831A (en) | 2019-03-26 |
| CN109520831B CN109520831B (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811434807.0A Active CN109520831B (en) | 2018-11-28 | 2018-11-28 | Bolt connection static test tool, test system and use method |
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| CN (1) | CN109520831B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645881A (en) * | 2020-05-28 | 2020-09-11 | 上海航天设备制造总厂有限公司 | Load connection and unlocking capability test tool and method |
| CN112763312A (en) * | 2020-12-29 | 2021-05-07 | 中国航空工业集团公司西安飞机设计研究所 | Tension-shear composite bolt fatigue test clamp and method |
| CN115963007A (en) * | 2023-02-10 | 2023-04-14 | 西南交通大学 | Force measuring bolt calibration test device |
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| CN111645881B (en) * | 2020-05-28 | 2023-09-08 | 上海航天设备制造总厂有限公司 | Load connection and unlocking capability test tool and method |
| CN112763312A (en) * | 2020-12-29 | 2021-05-07 | 中国航空工业集团公司西安飞机设计研究所 | Tension-shear composite bolt fatigue test clamp and method |
| CN115963007A (en) * | 2023-02-10 | 2023-04-14 | 西南交通大学 | Force measuring bolt calibration test device |
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