CN109269881A - A kind of drawing fixture of rectangular tubular workpiece - Google Patents
A kind of drawing fixture of rectangular tubular workpiece Download PDFInfo
- Publication number
- CN109269881A CN109269881A CN201811159513.1A CN201811159513A CN109269881A CN 109269881 A CN109269881 A CN 109269881A CN 201811159513 A CN201811159513 A CN 201811159513A CN 109269881 A CN109269881 A CN 109269881A
- Authority
- CN
- China
- Prior art keywords
- pulling force
- force seat
- cantilever
- arm
- rectangular tubular
- 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.)
- Granted
Links
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007586 pull-out test Methods 0.000 description 1
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
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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of drawing fixtures of rectangular tubular workpiece, including the first clamping device and the second clamping device, first clamping device and the second clamping device mirror symmetry, first clamping device include the first clamp, the first stayed mast, first gripping block, two reinforced sheets, second clamping device include the second clamp, the second stayed mast, second gripping block, two reinforced sheets；First stayed mast and the second stayed mast are separately connected the clamping part of detection device.The present invention may be implemented to carry out effective, stable clamping when detecting rectangular tubular workpiece weld strength.
Description
Technical field
The present invention relates to drawing folders when a kind of drawing fixture of tubular workpiece, especially detection tubular workpiece weld strength
Tool.
Background technique
There is the closed tube component of many types in automobile industry, the connection between some parts is by welding manner reality
It is existing, and client proposes specific drawing force request to the effect that it is welded, therefore, need in the actual production process pair
It carries out pulling capacity detection.Existing detection device is usually universal, although its clamping device is suitable for various general components,
Be also just because of be it is universal, when clamping closed tube weld assembly, can there is a possibility that clamping is unstable.
The present invention provides a kind of tubular weldment combination stretching resistance fixture, to realize to tubular weldment components welding intensity detection
When clamping.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of drawing fixtures of rectangular tubular workpiece, should
The welding pulling check-up device of tubular part can be quickly accurate with the fixed tubular weldment component for needing to detect of accurate stable
Detect the tensile strength of unit under test.
The present invention is achieved by the following scheme:
A kind of drawing fixture of rectangular tubular workpiece, it is characterised in that: including the first clamping device and the second clamping device,
First clamping device and the second clamping device mirror symmetry, first clamping device include the first clamp, first
Stayed mast, the first gripping block, two reinforced sheets, second clamping device include the second clamp, and the second stayed mast, second clamps
Block, two reinforced sheets；
First clamp includes the first pulling force seat, two the first cantilevers, and first stayed mast is vertically set on described
The top center of first pulling force seat, described two first cantilevers be packed in respectively the both ends of the first pulling force seat bottom surface side and
It is arranged in parallel, first gripping block is clamped with the cooperation of two the first cantilevers, and described two reinforced sheets are corresponding, and to be mounted on first outstanding
Open side between arm and the first pulling force seat；
Second clamp includes the second pulling force seat, and two the second cantilevers, second stayed mast is vertically set on described
The bottom centre position of second pulling force seat, two the second cantilevers and two the first cantilevers are correspondingly arranged and are packed in the second drawing respectively
It the both ends of power seat top surface side and being arranged in parallel, dismountable second gripping block is clamped with two the second cantilevers cooperations, and described two
The corresponding open side being mounted between the second cantilever and the second pulling force seat of a reinforced sheet.
First cantilever includes the first vertical arm and first level arm, the first level arm in the above-mentioned technical solutions
Upper surface is provided with the first convex block far from one end of first vertical arm；Second cantilever includes the second vertical arm and second
Horizontal arm, second horizontal arm lower surface are provided with the second convex block far from one end of the second vertical arm.
In the above-mentioned technical solutions, the first fixing groove, second folder are provided in the middle part of first gripping block lower surface
Tight block upper surface middle part is provided with the second fixing groove.
In the above-mentioned technical solutions, the width of first gripping block is less than first vertical arm and first convex block
Between gap, first fixing groove is embedded in the gap between first vertical arm and first convex block；Described second
The width of gripping block is less than the gap of second vertical arm and second convex block, the second fixing groove insertion described second
Gap between vertical arm and second convex block.
In the above-mentioned technical solutions, the opposite exterior lateral sides distance of described two first cantilevers is less than the length of first fixing groove
Degree, two described the first cantilever opposite exterior lateral sides and the first fixing groove clearance fit；The opposite exterior lateral sides of described two second cantilevers away from
From the length for being less than second fixing groove, described two second fixing groove opposite exterior lateral sides and the second cantilever clearance fit.
In the above-mentioned technical solutions, first level arm lower surface is provided with far from one end of first vertical arm
One groove, second horizontal arm upper surface are provided with the second groove far from one end of second vertical arm.
In the above-mentioned technical solutions, the lower surface of the first pulling force seat is provided with the first limiting slot, second pulling force
The upper surface of seat is provided with the second limiting slot.
In the above-mentioned technical solutions, the first pulling force seat is provided centrally with first through hole, the second pulling force seat center
It is provided with the second through-hole.
In the above-mentioned technical solutions, the upper end of the reinforced sheet is provided with the 4th convex block, and lower end is provided with third convex block, institute
It states and is provided with connecting hole on reinforced sheet.
In the above-mentioned technical solutions, it is arranged that there are two the matched with the connecting hole before the first pulling force seat
One fixation hole, there are two the second fixation holes matched with the connecting hole for setting before the second pulling force seat.
The advantages and benefits of the present invention are:
The cantilever of clamp is divided into vertical arm and horizontal arm, and workpiece and gripping block is facilitated to be placed and taken out from open side.Two
Clamping device mirror symmetry, structural strength stress equalization when design can guarantee tested in this way, while can have versatility.It draws
Gripping block can generate bending deformation during pulling out, and the vertical arm of cantilever and the opening of horizontal arm design curved after can facilitating taking-up drawing
The gripping block of song deformation exchanges two gripping blocks when doing experiment next time, can correct bending deformation in this way,
It can be tested, be operated practical repeatedly.Reinforced sheet and pulling force seat fasten to form ring seal body, prevent in drawing process
Pulling force seat Strength Failure generates danger, improves the load of pulling force seat, and the reality of measured workpiece fracture can be completed in pull-out test
It tests.
Detailed description of the invention
Fig. 1 is explosive view of the invention；
Fig. 2 is the perspective view when present invention uses；
Fig. 3 is the schematic diagram of the first clamp；
Fig. 4 is the schematic diagram of the first gripping block；
Fig. 5 is the schematic diagram of the second clamp；
Fig. 6 is the schematic diagram of the second gripping block.
Wherein:
1: the first stayed mast, 2: the first clamping faces, 3: the first pulling force seats, 4: the first cantilevers, 5: the first vertical arm, 6: the first
Horizontal arm, 7: the first chamferings, 8: the first grooves, 9: the first convex blocks, 10: the first limiting slots, 11: first through hole, 12: the first is fixed
Hole, 13: the first gripping blocks, 14: the second chamferings, 15: the first fixing grooves, 16: the second cantilevers, 17: the second gripping blocks, 18: the second
Pulling force seat, 19: the second stayed masts, 20: the second clamping faces, 21: the second fixation holes, 22: the second grooves, 23: third chamfering, 24:
Second vertical arm, 25: the second horizontal arms, 26: the second through-holes, 27: the second limiting slots, 28: the second convex blocks, 29: third convex block,
30: reinforced sheet, 31: connecting hole, 32: the four convex blocks, 33: bolt, 34: the second fixing grooves, 35: 4th chamfering.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, combined with specific embodiments below furtherly
Bright technical solution of the present invention.
Embodiment one
A kind of drawing fixture of rectangular tubular workpiece, the length of measured workpiece are 20cm, two the first cantilevers it is relatively outer
Lateral extent is 35cm, and relative inner distance is 20.05cm, and the first pulling force seat top is 30cm at a distance from the first groove lower part,
The horizontal arm of first cantilever is provided with the first chamfering in the width direction, and the gap between first boss and the first vertical arm is
8.05cm.The opposite exterior lateral sides distance of two the second cantilevers is 35cm, and relative inner distance is 20cm, the second pulling force seat bottom and the
The distance on two groove tops is 30cm, and the horizontal arm of the second cantilever is provided with third chamfering in the width direction, second boss and the
Gap between two vertical arm is 8.05cm.First gripping block and the second gripping block are each passed through logical among measured workpiece
Hole, the first gripping block are contacted without the one side of the first fixing groove with workpiece top inner surface, and the second gripping block is fixed without second
The one side of slot is contacted with workpiece bottom inner surface.First fixed slot length is 35.05cm, and width is 8cm.Second fixed slot length
It is 35.05cm, width is 8cm.The upper surface length direction of first gripping block is provided with the second chamfering.The following table of second gripping block
Face is provided with 4th chamfering along its length.Then the sky the first fixing groove being put between first boss and the first vertical arm
Gap, the second fixing groove are put into the gap between second boss and the second vertical arm.First gripping block is embedded in two the first cantilevers
Opposite exterior lateral sides, the second gripping block are embedded in the opposite exterior lateral sides of two the second cantilevers.Workpiece is between two pulling force seats at this time.Reinforced sheet
Third convex block and the 4th convex block between relative inner distance be 30.05cm.It is recessed that the third convex block of reinforced sheet is put into first
In slot, the 4th convex block is put into the upper surface of the first pulling force seat, and reinforced sheet is stuck between the first pulling force seat and the first cantilever at this time.?
The third convex block of reinforced sheet is put into the second groove, and the 4th convex block is put into the lower surface of the second pulling force seat, and reinforced sheet is stuck at this time
Between second pulling force seat and the second cantilever.The first fixation hole and the second fixation hole are connected to one with connecting hole respectively by bolt
It rises.First stayed mast and the first pulling force seat weld together, and the second stayed mast and the second pulling force seat weld together.First pulling force
There is axial first clamping face in the free end of bar, and there is the second axial clamping face in the free end of the second stayed mast.By the first stayed mast
It is respectively put into the clamping part of detection device with the second stayed mast, makes the clamping part and stayed mast face contact of detection device, increase connects
Contacting surface product, improves clamping effect.Then drawing detection test is carried out.
Embodiment two
A kind of drawing fixture of rectangular tubular workpiece, the length of measured workpiece are 25cm, two the first cantilevers it is relatively outer
Lateral extent is 40cm, and relative inner distance is 25.05cm, and the first pulling force seat top is 30cm at a distance from the first groove lower part,
The horizontal arm of first cantilever is provided with the first chamfering in the width direction, and the gap between first boss and the first vertical arm is
10.05cm.The opposite exterior lateral sides distance of two the second cantilevers is 40cm, and relative inner distance is 25.05cm, the second pulling force seat bottom
It is 30cm at a distance from the second groove top, the horizontal arm of the second cantilever is provided with third chamfering, second boss in the width direction
Gap between the second vertical arm is 10.05cm.First gripping block and the second gripping block are each passed through measured workpiece by first
Intermediate through-hole, the first gripping block are contacted without the one side of the first fixing groove with workpiece top inner surface, and the second gripping block does not have
The one side of second fixing groove is contacted with workpiece bottom inner surface.First fixed slot length is 40.05cm, and width is 10cm.Second
Fixed slot length is 40.05cm, and width is 10cm.The upper surface length direction of first gripping block is provided with the second chamfering.Second
The lower surface of gripping block is provided with 4th chamfering along its length.Then the first fixing groove is put into first boss and first vertically
Gap between arm, the second fixing groove are put into the gap between second boss and the second vertical arm.First gripping block is embedded in two
The opposite exterior lateral sides of first cantilever, the second gripping block are embedded in the opposite exterior lateral sides of two the second cantilevers.Workpiece is in two pulling force seats at this time
Between.Relative inner distance between the third convex block and the 4th convex block of reinforced sheet is 30.05cm.The third convex block of reinforced sheet
It is put into the first groove, the 4th convex block is put into the upper surface of the first pulling force seat, and reinforced sheet is stuck in the first pulling force seat and first at this time
Between cantilever.The third convex block of reinforced sheet is put into the second groove, the 4th convex block is put into the lower surface of the second pulling force seat, at this time
Reinforced sheet is stuck between the second pulling force seat and the second cantilever.By bolt by the first fixation hole and the second fixation hole respectively with connection
Hole links together.First stayed mast and the first pulling force seat interference fit, the second stayed mast and the second pulling force seat interference fit.It will
First stayed mast and the second stayed mast are respectively put into the clamping part of detection device, then carry out drawing detection test.
Embodiment three
A kind of drawing fixture of rectangular tubular workpiece, the length of measured workpiece are 30cm, two the first cantilevers it is relatively outer
Lateral extent is 40cm, and relative inner distance is 30.05cm, and the horizontal arm of the first cantilever is provided with the first chamfering in the width direction,
Gap between first boss and the first vertical arm is 10cm.The opposite exterior lateral sides distance of two the second cantilevers is 40cm, relatively interior
Lateral extent is 30.05cm, and the horizontal arm of the second cantilever is provided with third chamfering, second boss and the second vertical arm in the width direction
Between gap be 10.05cm.First gripping block and the second gripping block are each passed through the through-hole among measured workpiece by first, the
One gripping block is contacted without the one side of the first fixing groove with workpiece top inner surface, and the one of no second fixing groove of the second gripping block
Face is contacted with workpiece bottom inner surface.First fixed slot length is 40.05cm, and width is 10cm.Second, which fixes slot length, is
40.05cm, width are 10cm.The upper surface length direction of first gripping block is provided with the second chamfering.The following table of second gripping block
Face is provided with 4th chamfering along its length.Then the sky the first fixing groove being put between first boss and the first vertical arm
Gap, the second fixing groove are put into the gap between second boss and the second vertical arm.First gripping block is embedded in two the first cantilevers
Opposite exterior lateral sides, the second gripping block are embedded in the opposite exterior lateral sides of two the second cantilevers.Workpiece is between two pulling force seats at this time.First draws
Power bar is connected through a screw thread with the first pulling force seat, and the second stayed mast is connected through a screw thread with the second pulling force seat.By the first stayed mast
It is respectively put into the clamping part of detection device with the second stayed mast, then carries out drawing detection test.
The spatially relative terms such as " first ", " second ", "left", "right" have been used in embodiment for ease of explanation,
For relationship of the elements or features relative to another elements or features shown in explanatory diagram.It should be understood that removing
Except orientation shown in figure, spatial terminology is intended to include the different direction of device in use or operation.For example, if
Device in figure is squeezed, and is stated as being located at other elements or the element of feature " second " will be located into other elements or feature
" first ".Therefore, exemplary term " second " may include both first and second orientation.Device can be positioned in other ways
(being rotated by 90 ° or be located at other orientation) can be interpreted accordingly used herein of the opposite explanation in space.
Moreover, the relational terms of such as " first " and " second " or the like are used merely to one with another with identical
The component of title distinguishes, without necessarily requiring or implying between these components there are any this actual relationship or
Sequentially.
Illustrative description has been done with first couple of present invention, it should explanation, in the feelings for not departing from core of the invention
Condition second, any simple deformation, modification or other skilled in the art can not spend being equal for creative work to replace
It changes and each falls within protection scope of the present invention.
Claims (10)
1. a kind of drawing fixture of rectangular tubular workpiece, it is characterised in that: including the first clamping device and the second clamping device, institute
The first clamping device and the second clamping device mirror symmetry are stated, first clamping device includes the first clamp, and first draws
Power bar (1), the first gripping block (13), two reinforced sheets (30), second clamping device include the second clamp, the second stayed mast
(19), the second gripping block (17), two reinforced sheets (30)；
First clamp includes the first pulling force seat (3), two the first cantilevers (4), and first stayed mast (1) is vertically set on
The top center of the first pulling force seat (3), described two first cantilevers (4) are packed in first pulling force seat (3) bottom respectively
The both ends of face side and be arranged in parallel, first gripping block (13) clamps with two the first cantilevers (4) cooperations, it is described two plus
The strong corresponding open side being mounted between the first cantilever (4) and the first pulling force seat (3) of piece (30)；
Second clamp includes the second pulling force seat (18), two the second cantilevers (16), and second stayed mast (19) vertically sets
The bottom centre position in the second pulling force seat (18) is set, two the second cantilevers (16) are corresponding with two the first cantilever (4) to be set
Set and be packed in respectively the both ends of second pulling force seat (18) top surface side and be arranged in parallel, dismountable second gripping block (17) with
Two the second cantilever (16) cooperations clamp, and described two reinforced sheet (30) correspondences are mounted on the second cantilever (16) and the second pulling force seat
(18) open side between.
2. a kind of drawing fixture of rectangular tubular workpiece according to claim 1, it is characterised in that: first cantilever
It (4) include the first vertical arm (5) and first level arm (6), first level arm (6) upper surface is far from first vertical arm
(5) one end is provided with the first convex block (9), and second cantilever (16) includes the second vertical arm (24) and the second horizontal arm
(25), the second horizontal arm (25) lower surface is provided with the second convex block (28) far from one end of the second vertical arm (24).
3. a kind of drawing fixture of rectangular tubular workpiece according to claim 2, it is characterised in that: first gripping block
(13) it is provided with the first fixing groove (15) in the middle part of lower surface, it is fixed that the second gripping block (17) upper surface middle part is provided with second
Slot (34).
4. a kind of drawing fixture of rectangular tubular workpiece according to claim 3, it is characterised in that: first gripping block
(13) width is less than the gap between first vertical arm (5) and first convex block (9), first fixing groove (15)
It is embedded in the gap between first vertical arm (5) and first convex block (9), the width of second gripping block (17) is less than
The gap of second vertical arm (24) and second convex block (28), the second fixing groove (34) insertion described second are vertical
Gap between arm (24) and second convex block (28).
5. a kind of drawing fixture of rectangular tubular workpiece according to claim 4, it is characterised in that: described two first is outstanding
Arm (4) opposite exterior lateral sides distance be less than first fixing groove (15) length, described two first cantilever (4) opposite exterior lateral sides with
The opposite exterior lateral sides distance of the first fixing groove (15) clearance fit, described two second cantilevers (16) is less than second fixing groove
(34) length, described two second fixing groove (34) opposite exterior lateral sides and the second cantilever (16) clearance fit.
6. a kind of drawing fixture of rectangular tubular workpiece according to claim 5, it is characterised in that: the first level arm
(6) lower surface of the one end of lower surface far from first vertical arm (5) is provided with the first groove (8), second horizontal arm
(25) upper surface of the one end of upper surface far from second vertical arm (26) is provided with the second groove (22).
7. a kind of drawing fixture of rectangular tubular workpiece according to claim 1, it is characterised in that: the first pulling force seat
(3) lower surface is provided with the first limiting slot (10), and the upper surface of the second pulling force seat (18) is provided with the second limiting slot
(27)。
8. a kind of drawing fixture of rectangular tubular workpiece according to claim 1, it is characterised in that: the first pulling force seat
(3) it is provided centrally with first through hole (11), the second pulling force seat (18) is provided centrally with the second through-hole (26).
9. a kind of drawing fixture of rectangular tubular workpiece according to claim 1, it is characterised in that: the reinforced sheet (30)
Upper end be provided with the 4th convex block (32), lower end is provided with third convex block (29), is provided with connecting hole on the reinforced sheet (30)
(31)。
10. a kind of drawing fixture of rectangular tubular workpiece according to claim 6, it is characterised in that: first pulling force
One side surface of the first cantilever (4) opening of seat (3) is provided with two the first fixation holes matched with the connecting hole (31)
(12), a side surface of the second cantilever (16) opening of the second pulling force seat (18) is provided with two and the connecting hole (31)
The second fixation hole (21) matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159513.1A CN109269881B (en) | 2018-09-30 | 2018-09-30 | Drawing fixture for rectangular tubular workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159513.1A CN109269881B (en) | 2018-09-30 | 2018-09-30 | Drawing fixture for rectangular tubular workpiece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109269881A true CN109269881A (en) | 2019-01-25 |
| CN109269881B CN109269881B (en) | 2024-06-04 |
Family
ID=65195036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811159513.1A Active CN109269881B (en) | 2018-09-30 | 2018-09-30 | Drawing fixture for rectangular tubular workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109269881B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051149A (en) * | 2020-09-25 | 2020-12-08 | 新疆生产建设兵团建筑工程科学技术研究院有限责任公司 | Top-pulling type detection method for concrete strength |
| CN115990858A (en) * | 2023-03-22 | 2023-04-21 | 天津津荣天宇精密机械股份有限公司 | Mechanism for drawing spring and using method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1658015A1 (en) * | 1987-12-16 | 1991-06-23 | Днепропетровский Филиал Научно-Исследовательского Института Резиновой Промышленности | Device for tensile testing of flexible tubular specimens |
| CN201681020U (en) * | 2010-05-14 | 2010-12-22 | 苏州热工研究院有限公司 | Fixture for toroidal tensile test of thin pipe |
| CN202562809U (en) * | 2012-05-22 | 2012-11-28 | 山西大运汽车制造有限公司 | Pipe type drawing force detection fixture |
| CN202693413U (en) * | 2012-07-06 | 2013-01-23 | 中国核动力研究设计院 | Small-sized tube toroidal stretching fixture |
| CN202837090U (en) * | 2012-06-30 | 2013-03-27 | 江苏明珠试验机械有限公司 | Clamp for circumferential tensile strength experiment of glass fiber reinforced plastic conduit |
| CN203629959U (en) * | 2013-12-24 | 2014-06-04 | 国家电网公司 | Carbon fiber reinforced tensile testing machine and clamp for detecting carbon fiber multifilament reinforced tensile test |
| CN204964294U (en) * | 2015-08-31 | 2016-01-13 | 徐挺 | No flaring tubing assembly joint strength test fixture |
| CN207396203U (en) * | 2017-11-15 | 2018-05-22 | 南通耀华建设工程质量检测有限公司 | A kind of profiled-cross-section section bar stretching clamp |
| CN209416819U (en) * | 2018-09-30 | 2019-09-20 | 天津津荣天宇精密机械股份有限公司 | A kind of drawing fixture of rectangular tubular workpiece |
-
2018
- 2018-09-30 CN CN201811159513.1A patent/CN109269881B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1658015A1 (en) * | 1987-12-16 | 1991-06-23 | Днепропетровский Филиал Научно-Исследовательского Института Резиновой Промышленности | Device for tensile testing of flexible tubular specimens |
| CN201681020U (en) * | 2010-05-14 | 2010-12-22 | 苏州热工研究院有限公司 | Fixture for toroidal tensile test of thin pipe |
| CN202562809U (en) * | 2012-05-22 | 2012-11-28 | 山西大运汽车制造有限公司 | Pipe type drawing force detection fixture |
| CN202837090U (en) * | 2012-06-30 | 2013-03-27 | 江苏明珠试验机械有限公司 | Clamp for circumferential tensile strength experiment of glass fiber reinforced plastic conduit |
| CN202693413U (en) * | 2012-07-06 | 2013-01-23 | 中国核动力研究设计院 | Small-sized tube toroidal stretching fixture |
| CN203629959U (en) * | 2013-12-24 | 2014-06-04 | 国家电网公司 | Carbon fiber reinforced tensile testing machine and clamp for detecting carbon fiber multifilament reinforced tensile test |
| CN204964294U (en) * | 2015-08-31 | 2016-01-13 | 徐挺 | No flaring tubing assembly joint strength test fixture |
| CN207396203U (en) * | 2017-11-15 | 2018-05-22 | 南通耀华建设工程质量检测有限公司 | A kind of profiled-cross-section section bar stretching clamp |
| CN209416819U (en) * | 2018-09-30 | 2019-09-20 | 天津津荣天宇精密机械股份有限公司 | A kind of drawing fixture of rectangular tubular workpiece |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051149A (en) * | 2020-09-25 | 2020-12-08 | 新疆生产建设兵团建筑工程科学技术研究院有限责任公司 | Top-pulling type detection method for concrete strength |
| CN112051149B (en) * | 2020-09-25 | 2022-12-02 | 新疆生产建设兵团建筑工程科学技术研究院有限责任公司 | Top-pulling type detection method for concrete strength |
| CN115990858A (en) * | 2023-03-22 | 2023-04-21 | 天津津荣天宇精密机械股份有限公司 | Mechanism for drawing spring and using method thereof |
| CN115990858B (en) * | 2023-03-22 | 2023-06-02 | 天津津荣天宇精密机械股份有限公司 | Mechanism for drawing spring and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109269881B (en) | 2024-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109269881A (en) | A kind of drawing fixture of rectangular tubular workpiece | |
| CN104764661A (en) | Test device and test method for measuring mechanical properties of lap joint samples | |
| CN209416819U (en) | A kind of drawing fixture of rectangular tubular workpiece | |
| CN103175733B (en) | Direct tensile test jag of incompressible material | |
| CN104655484A (en) | Clamp for electrified stretching | |
| CN108362554A (en) | A kind of three-point bending vibrating fatigue device with axial tension function | |
| CN109738280A (en) | A kind of dynamic tensile test fixture and test method for test specimen | |
| CN211262949U (en) | Connecting device for T-shaped joint tensile test | |
| CN105026096A (en) | Friction-stir welding tool, friction stir welding device, and method for manufacturing weld material | |
| CN203629968U (en) | Device for detecting welding strength of rod end bearing | |
| CN109623216B (en) | A kind of petaloid metalwork welding equipment | |
| CN208254934U (en) | A kind of three-point bending vibrating fatigue device with axial tension function | |
| CN207231766U (en) | A kind of clamping device for connecting rod detection | |
| CN215238716U (en) | High-strength welded structural part | |
| CN208091817U (en) | Fixture, fixture pair and fatigue tester | |
| CN113607548A (en) | Channel body tensile strength mechanical test tool and application thereof | |
| CN205301103U (en) | Stirrup strength test device of buckling | |
| CN103674713A (en) | Device for detecting welding strength of rod end bearing | |
| CN209559635U (en) | Steel sheet thickness direction tensile test fixture | |
| CN105527181A (en) | A buckling strength testing device for stirrups | |
| CN210741996U (en) | Anchor clamps suitable for nuclear power HDPE electric melting connects full-scale tensile test | |
| CN215677511U (en) | Damper test detection device | |
| CN217586656U (en) | Fatigue test tool for cap-shaped welding joint | |
| CN212331060U (en) | A snatch mechanism for concrete compression test block | |
| CN210269403U (en) | Clamp for detecting workpiece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |