CN105842060A - Bolt drawing fixture - Google Patents
Bolt drawing fixture Download PDFInfo
- Publication number
- CN105842060A CN105842060A CN201610380646.6A CN201610380646A CN105842060A CN 105842060 A CN105842060 A CN 105842060A CN 201610380646 A CN201610380646 A CN 201610380646A CN 105842060 A CN105842060 A CN 105842060A
- Authority
- CN
- China
- Prior art keywords
- fixture
- hole
- bolt
- bolt drawing
- lining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G01N3/02—Details
- G01N3/04—Chucks
-
- 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
-
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
-
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0423—Chucks, fixtures, jaws, holders or anvils using screws
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a test fixture, in particular to a bolt drawing fixture. The bolt drawing fixture comprises a first elongated fixture body and a second elongated fixture body. A first space suitable for holding a bolt and a first through hole allowing a screw of the bolt to pass through are formed in the first fixture body, a second through hole allowing the screw to pass through and a second space suitable for holding a nut matching with the screw are formed in the second fixture body, an adjusting device with the inclined surface suitable for holding different sizes of bolts is arranged on the first through hole, and the inclined surface inclines from the first through hole to a direction far away from an axis of the first through hole. The bolt drawing fixture simpler to use and suitable for different sizes of bolts is provided to solve the technical problem of trouble in use due to the fact that different bushes need to be replaced when a bolt drawing fixture tests different sizes of bolts in the prior art.
Description
Technical field
The present invention relates to a kind of test fixture, specifically a kind of bolt drawing fixture.
Background technology
Because bolt connects, is convenient to mount and dismount, it is beneficial to maintenance, pretightning force can be increased and prevent from loosening, and will not
Cause junction material phase transformation, therefore bolt connection is widely used.
Play very important effect in the structure due to bolt, therefore, bolt design is also structure design
Main points.The design of bolt is mainly included by technical staff at present, and the self-locking to nut designs and to screw rod
Intensity Design.It is said that in general, by choosing the key technologies such as suitable flight pitch, lift angle, line number
Parameter all can realize the self-locking design of nut, and under normal circumstances, bolt all can meet nut self-locking, spiral shell
The drawing of bolt destroys mainly to be destroyed by the tension of screw rod and causes, and therefore, screw rod need to be carried out tensile strength survey
Examination.
Chinese patent literature CN202403972 discloses a kind of bolt tension test fixture, its: a kind of spiral shell
Bolt tensile test fixture, including upper grip, lining, lower chuck, described upper grip and lower chuck installation end
Being rectangular structure, upper grip is shaped with and is easily installed the rectangle that the length-width ratio of different size bolt is bigger
Bolt mounting holes, bottom upper grip and the head of lower chuck is all shaped with the circle for installing lining and bolt
Hole, described lining is provided with step, forms cylinder step body, and described lining is two, is loaded on respectively
In the circular hole of chuck and lower chuck.
Above-mentioned patent documentation realizes not showing the bolt of size by arranging different lining on described bolt
Tension test, test various sizes of bolt every time and be required for changing different linings, use trouble.
Summary of the invention
To this end, the technical problem to be solved is that prior art bolt drawing fixture is in test not
Need to change different linings during with the bolt of size, thus use trouble, and then provide one to use more
Simple and be suitable to various sizes of bolt drawing fixture.
For solve above-mentioned technical problem, a kind of bolt drawing fixture of the present invention, it include the first fixture and
Second fixture, the first fixture forms and is suitable to place the first space of bolt and be suitable to the spiral shell of described bolt
The first through hole that bar passes through, described second fixture forms be suitable to the second through hole that described screw rod passes through and
Be suitable to place the second space of the nut coordinated with described screw rod, described first through hole arranged there is inclination
Face be suitable to place different size bolt adjusting means, described inclined plane from described first through hole to away from institute
State the first through-bore axis to tilt.
Described adjusting means is the bellmouth of molding on described first through hole, the big footpath of described bellmouth away from
Described first through hole side.
The inclination angle of described bellmouth is 45 degree.
Described adjusting means is the taper ring being arranged on described first through hole and being coaxial therewith, described cone
The big footpath of shape lasso is placed away from described first through hole side.
The inclination angle of described taper ring is 45 degree.
First through hole one end described in described first fixture and the second fixture divide away from described second through hole one end
It is not provided with and is suitable to described first fixture and mounting head that described second fixture is arranged in draw-off gear.
Described first fixture and described second fixture are stainless steel.
Lining, described lining and described screw sleeve it is additionally provided with on described first fixture and described second fixture
If, and described lining is the most sheathed with described first through hole and described second through hole (22).
The technique scheme of the present invention has the following advantages compared to existing technology,
1., in the described bolt drawing fixture of the present invention, it includes the first fixture and the second fixture, first
The first space being suitable to place bolt and be suitable to that the screw rod of described bolt passes through first is formed on fixture
Through hole, described second fixture forms and is suitable to the second through hole that described screw rod passes through and is suitable to place and institute
State the second space of nut that screw rod coordinates, described first through hole is arranged and there is inclined plane is suitable to place not
With the adjusting means of size bolt, described inclined plane from described first through hole to away from described first through hole axle
Line tilts, and is i.e. applicable to different bolt by the setting of inclined plane, without as prior art
Change different linings and can realize being suitable to the purpose of different size bolt.
2., in the described bolt drawing fixture of the present invention, described adjusting means is to become on described first through hole
The bellmouth of type, the big footpath of described bellmouth is away from described first through hole side, i.e. regulation in the present invention
Device and described first fixture are integrally formed, therefore, need not worry that lining is lost as prior art
Lose and the pull-out test of bolt can not be completed, easy to carry, simple in construction.
The inclination angle of described bellmouth is 45 degree.
3., in the described bolt drawing fixture of the present invention, described adjusting means is led to for being arranged on described first
On hole and the taper ring that is coaxial therewith, the big footpath of described taper ring is put away from described first through hole side
Put, i.e. adjusting means in the present invention is taper ring, can realize the present invention equally and be suitable for different size spiral shell
The purpose of bolt drawing experiment.
The inclination angle of described taper ring is 45 degree.
4. in the described bolt drawing fixture of the present invention, first through hole one end described in described first fixture and
Second fixture is respectively arranged with away from described second through hole one end and is suitable to described first fixture and described second
Fixture is arranged on the mounting head in draw-off gear, it is simple to described first fixture and the second fixture are arranged on drawing
Device is tested.
Described first fixture and described second fixture are stainless steel.
5., in the described bolt drawing fixture of the present invention, outside described screw rod, also it is arranged with lining, described lining
Set is coaxially disposed within described first through hole, the effect of the lining in the present invention and effect of the prior art
Difference, the lining role in the present invention has been to support and firm effect.
Accompanying drawing explanation
In order to make present disclosure be more likely to be clearly understood, being embodied as below according to the present invention
Example also combines accompanying drawing, and the present invention is further detailed explanation, wherein
Fig. 1 is the front view of bolt drawing fixture described in the present embodiment；
Fig. 2 is the axial sectional view of Fig. 1；
Fig. 3 is the described axial sectional view of bolt drawing fixture with lining.
In figure, reference is expressed as: 1-the first fixture, 11-the first space, 12-the first through hole, 13-
First mounting head, 2-the second fixture, 21-second space, 22-the second through hole, 23-the second mounting head,
3-adjusting means, 31-bellmouth, 4-lining, 5-bolt, 51-screw rod, 52-nut.
Detailed description of the invention
Fig. 1 and Fig. 2 show bolt drawing fixture described in the present embodiment, and it includes the first fixture 1 and
Two fixtures 2, the first fixture 1 form and are suitable to place the first space 11 of bolt 5 and are suitable to described
The first through hole 12 that the screw rod 51 of bolt 5 passes through, described second fixture 2 forms and is suitable to described spiral shell
The second through hole 12 that bar 51 passes through is empty be suitable to place the nut 52 coordinated with described screw rod 51 second
Between 12, on described first through hole 12 arrange have inclined plane be suitable to place different size bolt 5 regulation
Device 3, described inclined plane tilts to away from described first through hole 12 axis from described first through hole 12,
The axis of the first through hole of described first fixture 1 will erect and see, inclined plane is from the first through hole upwards
Outward-dipping, therefore, it is applicable to different bolt 5 by the setting of inclined plane, without as existing
Technology equally changes different linings can realize being suitable to the purpose of different size bolt 5.
Described adjusting means 3 is the bellmouth 31 of molding, described bellmouth 31 on described first through hole 12
Big footpath away from described first through hole 12 side, i.e. adjusting means 3 in the present invention and described first folder
Tool 1 is integrally formed, therefore, need not worry that lining is lost and can not be completed spiral shell as prior art
The pull-out test of bolt 5, easy to carry, simple in construction.The inclination angle of described bellmouth 31 is 45 degree.
As disposable embodiment, in the present embodiment, adjusting means 3 described in described bolt drawing fixture
Replace with the taper ring being arranged on described first through hole 12 and being coaxial therewith, described taper ring
Big footpath is placed away from described first through hole 12 side, and i.e. the adjusting means 3 in the present invention is taper ring,
The present invention can be realized equally and be suitable for the purpose of different size bolt drawing experiment.The inclination of described taper ring
Angle is 45 degree.
Further, the present embodiment is on the basis of above-described embodiment, and described in described first fixture 1, first leads to
One end, hole 12 and the second fixture 2 are respectively arranged with mounting head away from described second through hole 12 one end, are divided into
First mounting head 13 and the second mounting head 23, the first mounting head 13 is suitable to described first fixture 1 and installs
Neutralize the second mounting head 23 at draw-off gear to be suitable to described second fixture 2 and be arranged in draw-off gear, just
It is arranged in draw-off gear tests, as shown in Figure 1 in described first fixture 1 and the second fixture 2.
Described first fixture 1 and described second fixture 2 are stainless steel.
Further, the present embodiment is on the basis of above-described embodiment, as it is shown on figure 3, described first fixture
1 and described second fixture 2 on be additionally provided with lining 4, described lining 4 is sheathed with described screw rod 51, and
Described lining 4 is the most sheathed with described first through hole 12 and described second through hole 22.Lining in the present invention
The effect of set 4 is different from effect of the prior art, and lining 4 role in the present invention has been to support
With firm effect.
As disposable embodiment, inclination angle described in this enforcement replaces with 60 degree.
Obviously, above-described embodiment is only for clearly demonstrating example, and not to embodiment
Restriction.For those of ordinary skill in the field, can also do on the basis of the above description
Go out change or the variation of other multi-form.Here without also all of embodiment being given thoroughly
Lift.And the obvious change thus extended out or variation are still in the protection domain of the invention
Among.
Claims (8)
1. a bolt drawing fixture, it includes strip the first fixture (1) and the second fixture (2),
Form the first space (11) being suitable to place bolt (5) on first fixture (1) and be suitable to described spiral shell
The first through hole (12) that the screw rod (51) of bolt (5) passes through, described second fixture (2) forms suitable
The second through hole (12) of passing through in described screw rod (51) and be suitable to place and coordinate with described screw rod (51)
The second space (12) of nut (52), it is characterised in that on described first through hole (12), tool is set
Having inclined plane to be suitable to place the adjusting means (3) of different size bolt (5), described inclined plane is from described the
One through hole (12) tilts to away from described first through hole (12) axis.
Bolt drawing fixture the most according to claim 1, it is characterised in that described adjusting means (3)
For the bellmouth (31) of the upper molding of described first through hole (12), the big footpath of described bellmouth (31) away from
Described first through hole (12) side.
Bolt drawing fixture the most according to claim 2, it is characterised in that described bellmouth (31)
Inclination angle be 45 degree.
Bolt drawing fixture the most according to claim 1, it is characterised in that described adjusting means (3)
For being arranged on the taper ring that described first through hole (12) is upper and is coaxial therewith, described taper ring big
Footpath is placed away from described first through hole (12) side.
Bolt drawing fixture the most according to claim 4, it is characterised in that described taper ring
Inclination angle is 45 degree.
6. according to the arbitrary described bolt drawing fixture of claim 1-5, it is characterised in that described first
Fixture (1) described first through hole (12) one end and the second fixture (2) are away from described second through hole (12)
One end is respectively arranged with and is suitable to described first fixture (1) and described second fixture (2) is arranged on drawing dress
Mounting head in putting.
Bolt drawing fixture the most according to claim 6, it is characterised in that described first fixture (1)
It is stainless steel with described second fixture (2).
8. claim 1-5,7 arbitrary described bolt drawing fixtures, it is characterised in that described first folder
Lining (4), described lining (4) and described spiral shell it is additionally provided with on tool (1) and described second fixture (2)
Bar (51) is sheathed, and described lining (4) and described first through hole (12) and described second through hole (22)
The most sheathed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610380646.6A CN105842060A (en) | 2016-05-31 | 2016-05-31 | Bolt drawing fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610380646.6A CN105842060A (en) | 2016-05-31 | 2016-05-31 | Bolt drawing fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105842060A true CN105842060A (en) | 2016-08-10 |
Family
ID=56595429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610380646.6A Pending CN105842060A (en) | 2016-05-31 | 2016-05-31 | Bolt drawing fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105842060A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106991A (en) * | 2017-12-15 | 2018-06-01 | 超威电源有限公司 | A kind of fluid sealant bond strength detection device and method |
| CN108593439A (en) * | 2018-05-18 | 2018-09-28 | 昆明理工大学 | A kind of bolt performance testing device and method |
| CN109580201A (en) * | 2018-12-20 | 2019-04-05 | 重庆大学 | A kind of experimental rig and its test method of variable-angle oblique pull bolt |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10142126A (en) * | 1996-11-11 | 1998-05-29 | Akira Maekawa | Chuck nib for pull test coated with viscous body containing hard particle |
| CN201622207U (en) * | 2010-01-09 | 2010-11-03 | 湖南吉利汽车部件有限公司 | Bolt tensile strength test clamp |
| CN202403972U (en) * | 2011-12-20 | 2012-08-29 | 中国飞机强度研究所 | Tensile testing clamp for bolts |
| CN202649039U (en) * | 2012-06-06 | 2013-01-02 | 奇瑞汽车股份有限公司 | Stretching load-holding test fixture |
| CN202716236U (en) * | 2012-08-08 | 2013-02-06 | 浙江奥新工具有限公司 | Nail hammer capable of pulling out capless screw |
| CN103072121A (en) * | 2013-01-14 | 2013-05-01 | 三明学院 | Movable claw hammer |
| CN203037525U (en) * | 2012-12-20 | 2013-07-03 | 东方电气集团东方汽轮机有限公司 | Clamping tool for thin walled tube fatigue test |
| CN203117035U (en) * | 2013-01-04 | 2013-08-07 | 河南航天精工制造有限公司 | Room temperature tension test clamp |
| CN203929504U (en) * | 2014-06-17 | 2014-11-05 | 哈电集团（秦皇岛）重型装备有限公司 | A kind of dismantled and assembled small sample cupping machine jig |
| CN204346827U (en) * | 2015-01-05 | 2015-05-20 | 攀钢集团研究院有限公司 | Bolt tension test fixture |
| CN204882223U (en) * | 2015-07-31 | 2015-12-16 | 江阴市产品质量监督检验所 | But loosening wedge load test anchor clamps |
| CN105527158A (en) * | 2016-03-01 | 2016-04-27 | 成都亨通兆业精密机械有限公司 | Bolt tension test fixture |
| CN205719766U (en) * | 2016-05-31 | 2016-11-23 | 镇江市建科工程质量检测中心有限公司 | A kind of bolt drawing fixture |
-
2016
- 2016-05-31 CN CN201610380646.6A patent/CN105842060A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10142126A (en) * | 1996-11-11 | 1998-05-29 | Akira Maekawa | Chuck nib for pull test coated with viscous body containing hard particle |
| CN201622207U (en) * | 2010-01-09 | 2010-11-03 | 湖南吉利汽车部件有限公司 | Bolt tensile strength test clamp |
| CN202403972U (en) * | 2011-12-20 | 2012-08-29 | 中国飞机强度研究所 | Tensile testing clamp for bolts |
| CN202649039U (en) * | 2012-06-06 | 2013-01-02 | 奇瑞汽车股份有限公司 | Stretching load-holding test fixture |
| CN202716236U (en) * | 2012-08-08 | 2013-02-06 | 浙江奥新工具有限公司 | Nail hammer capable of pulling out capless screw |
| CN203037525U (en) * | 2012-12-20 | 2013-07-03 | 东方电气集团东方汽轮机有限公司 | Clamping tool for thin walled tube fatigue test |
| CN203117035U (en) * | 2013-01-04 | 2013-08-07 | 河南航天精工制造有限公司 | Room temperature tension test clamp |
| CN103072121A (en) * | 2013-01-14 | 2013-05-01 | 三明学院 | Movable claw hammer |
| CN203929504U (en) * | 2014-06-17 | 2014-11-05 | 哈电集团（秦皇岛）重型装备有限公司 | A kind of dismantled and assembled small sample cupping machine jig |
| CN204346827U (en) * | 2015-01-05 | 2015-05-20 | 攀钢集团研究院有限公司 | Bolt tension test fixture |
| CN204882223U (en) * | 2015-07-31 | 2015-12-16 | 江阴市产品质量监督检验所 | But loosening wedge load test anchor clamps |
| CN105527158A (en) * | 2016-03-01 | 2016-04-27 | 成都亨通兆业精密机械有限公司 | Bolt tension test fixture |
| CN205719766U (en) * | 2016-05-31 | 2016-11-23 | 镇江市建科工程质量检测中心有限公司 | A kind of bolt drawing fixture |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106991A (en) * | 2017-12-15 | 2018-06-01 | 超威电源有限公司 | A kind of fluid sealant bond strength detection device and method |
| CN108593439A (en) * | 2018-05-18 | 2018-09-28 | 昆明理工大学 | A kind of bolt performance testing device and method |
| CN109580201A (en) * | 2018-12-20 | 2019-04-05 | 重庆大学 | A kind of experimental rig and its test method of variable-angle oblique pull bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 212003 Block 8B Honshan Road, Zhenjiang City, Jiangsu Province Applicant after: Zhenjiang Construction Engineering Quality Inspection Center Co., Ltd. Address before: 212003 Quality Inspection Center for Construction Engineering of No.8 Honshan Road, Zhenjiang City, Jiangsu Province Applicant before: Zhenjiang Jianke Engineering Quality Inspection Center Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |
|
| RJ01 | Rejection of invention patent application after publication |