CN205049402U - Panel sample tensile test frock - Google Patents
Panel sample tensile test frock Download PDFInfo
- Publication number
- CN205049402U CN205049402U CN201520336899.4U CN201520336899U CN205049402U CN 205049402 U CN205049402 U CN 205049402U CN 201520336899 U CN201520336899 U CN 201520336899U CN 205049402 U CN205049402 U CN 205049402U
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- China
- Prior art keywords
- pull head
- link
- joint
- sleeve
- hole
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- 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.)
- Expired - Fee Related
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Abstract
The application discloses a panel sample tensile test frock belongs to the mechanical properties testing technique field, and including the pull head of two mutual dispositions, its characterized in that still includes sleeve, cushion and cylindric lock, the pull head includes link and joint, connect and be connected with the link, link perpendicular to length direction is equipped with the through -hole, the joint is kept away from link one end lateral wall and is equipped with fixed recess, the cushion sets up at the anchor inslot, sleeve and joint interference fit, the cylindric lock is connected with the through -hole cooperation. The utility model discloses the process of the test is simpler, and is swift, easily operates and can carry out the high temperature test to the panel sample.
Description
Technical field
The utility model relates to mechanical test technical field, is specifically related to for metal material mechanics test universal fixture.
Background technology
The tensile strength of metal material weighs the leading indicator of material property, part detects must be processed into plate shape (rectangle) tensile sample by sample, clamped the two ends of sample by chuck tool equipment, by tensile sample machine fixing tool, then tensile sample machine force carrys out the pulling strengrth of test material.Traditional chuck tool equipment is made up of upper and lower two identical conical chucks and upper grip and lower chuck, and lower chuck and upper grip keep same axis.As shown in Figure 5, the main composition parts of upper grip or lower chuck have: chuck bar 1, doubly emit 2, handle 3, nut 4, clamp body 5, pad 6, pressing plate 7, fixture block 8, pull bar 9, stage clip 10 etc.Chuck bar 1 is fixed on the top (bottom) of cupping machine, regulates pressing plate 7 at the trial by handle 3, increases and decreases pad 6, realize the mechanical property normal temperature tension test to different size sample by pressing plate 7 times upper liftings.Hand 3 handle of upper and lower two chucks need lift when clamping sample by testing crew, increase and decrease pad 6, then tensile sample is put into, and then rotary handle 3 clamps sample, if center is departed from the position that the bare terminal end of sample is placed, again must lift chuck, again clamp sample, clamping so is repeatedly time-consuming, effort.Because this chuck structure is complicated, single chuck weight can reach 60kg.Each test all needs 6 height regulating pad, and the clamping of sample is very inconvenient.This chuck mainly fixes sample by the grip force of chuck to sample, and chuck may be caused inadequate to sample grip force when the intensity of material is higher, and namely the occlusion of pad 6 pairs of samples is loosely skidded, and causes test failure, causes danger.And this chuck tool equipment volume is comparatively large and hot test furnace volume is relatively little, this frock cannot be placed in hot test stove carries out high temperature tension test.
Utility model content
The purpose of this utility model is to provide a kind of simple and convenient high-strength metal material high temperature tensile properties to detect frock.
For achieving the above object, the technical solution of the utility model is as follows: a kind of sheet coupon tension test frock, and comprise two pull heads positioned opposite, sleeve, cushion block and straight pin, described pull head comprises link and joint, and described joint is connected with link; Described link is provided with through hole perpendicular to length direction, and described joint is provided with fixed groove away from link one end sidewall, and described cushion block is arranged in fixed groove, described sleeve and joint interference fit; Described straight pin and through hole are connected.
Principle of work of the present utility model is as follows: pull head comprise structure identical and upper pull head positioned opposite and lower pull head, pull head joint is provided with fixed groove away from link one end.The two ends of sheet coupon are provided with outstanding, can coordinate respectively, tentatively fix with fixed groove.Then being coordinated with sleeve by cushion block makes sheet material two ends be fixedly connected with lower pull head with upper pull head respectively.By through hole, upper pull head is fixed on the top of cupping machine with straight pin, lower pull head is fixed on the bottom of cupping machine, by cupping machine, extension test is carried out to sheet coupon.
When adopting technical solutions of the utility model, the two ends of sheet coupon are provided with outstanding, can coordinate with fixed groove respectively, tentatively fix like this to sheet material two ends.Being coordinated with sleeve by cushion block makes sheet material two ends be fixedly connected with pull head with pull head respectively again.And bottom given prominence to by sample and fixed groove is fitted away from link one end, can prevent from skidding.Pull head comprises pull head and lower pull head, by through hole, upper pull head is fixed on the top of cupping machine, lower pull head is fixed on the bottom of cupping machine, carry out extension test by cupping machine to sheet coupon with straight pin.The utility model mainly adopts the outstanding cooperation in joint fixed groove sample two ends, then is fixed with sleeve, does not need repeatedly to reconcile handle and pad, simple and convenient.This frock mainly comprises pull head and lower pull head, and the quality of joint is less than 3kg, easy to use, fast.And the utility model volume is little, can enters in high temperature examination furnace and carry out high temperature tension test.
Preferably, also comprise lock-screw, in the middle part of described sleeve, side is provided with tapped through hole, described lock-screw and tapped through hole are connected, tapped through hole in sleeve and lock-screw are connected, and that sheet coupon can be made to be connected with upper pull head and lower pull head is more tight, in guarantee, pull head and lower pull head is coaxial, makes Detection results more accurate.
Preferably, described cushion block one side external surface is the arc surface coordinated with sleeve lining, can guarantee that cushion block and sleeve connection are more tight, makes sheet coupon more firmly be fixed on pull head and lower pull head.
Preferably, described pull head is that the structural alloy steel of high strength is formed, and make this frock intensity higher, durability is better.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the schematic diagram of the utility model sheet coupon tension test frock;
Fig. 2 is the schematic diagram of pull head in the utility model sheet coupon tension test frock;
Fig. 3 is the schematic diagram of pull head under the utility model sheet coupon tension test frock;
Fig. 4 is the schematic diagram of the utility model sheet coupon tension test frock cushion block;
Fig. 5 is the schematic diagram of the utility model sheet coupon tension test frock sleeve;
Fig. 6 is the schematic diagram of prior art plate test tensile testing jaws frock.
Reference numeral in Figure of description comprises: the upper pull head of 1-; Pull head under 2-; 3-link; 4-joint; 5-fixed groove; 6-through hole; 7-straight pin; 8-cushion block; 9-tensile sample machine; 10-sleeve; 11-tapped through hole.
Embodiment
Below by embodiment, the utility model is described in further detail:
As depicted in figs. 1 and 2, a kind of sheet coupon tension test frock, comprises cushion block 8, upper pull head 1 and lower pull head 2, and upper pull head 1 is identical and positioned opposite with lower pull head 2 structure.Upper pull head 1 comprises link 3 and joint 4; Link 3 and joint 4 are cylindrical, and joint 4 is wholely set in link 3 lower end.In link 3 middle and upper part, radial direction is provided with through hole 6, and joint 4 bottom offers fixed groove 5.The structural alloy steel that the above parts is all high strength is formed, therefore the utility model intensity is high, can survey high-strength panel sample.
There is projection at sheet coupon two ends.As shown in Figure 4, first fixed groove 5 is put at sheet coupon two ends respectively, because sheet coupon two ends and fixed groove 5 exist gap, impact stretches, therefore is that circular cushion block 8 is placed in groove 5 one end, then entangles upper pull head 1 with sleeve 10.Sleeve 10 and upper pull head 1 are interference fit.Because cushion block 8 one end is circular, is connected with sheet coupon, upper pull head 1 and sleeve 10 and can ensures that the Contact of sheet coupon and upper pull head 1 is tight.In the middle part of sleeve 10, side is provided with tapped through hole 11, coordinates with lock-screw, and the connection between sheet coupon and upper pull head 1 can be made more firm.As shown in Figure 3, in like manner, the sheet coupon other end is coordinated with lower pull head 2, make lower pull head 2 be connected close and firm with the sheet coupon other end.And, can also effectively prevent tensile sample because clamping bad or probe intensity is excessive and friction force pin and produce the generation of the phenomenon of skidding in process of the test.
Upper pull head 1 link 3 offers through hole 6, is connected by link 3 on upper pull head 1 with cupping machine 9 top, by straight pin 7 and through hole 6, upper pull head 1 is connected with cupping machine 9, in like manner, is connected with bottom cupping machine 9 lower pull head 2 link 3.Like this, upper pull head 1 and lower pull head 2 are fixed on cupping machine 9 top and bottom respectively.Because cupping machine itself has the device ensureing that tension test frock is coaxial, upper pull head 1 and lower pull head 2 to be connected respectively at sheet coupon two ends can to guarantee closely on pull head 1 coaxial with lower pull head 2, like this when testing sheet material tensile strength, sheet coupon only receives the impact of the pulling force of axial direction and the power without horizontal direction, and test effect is more accurate.
And this frock volume is little, quality is light, and large with traditional volume, the frock of heavier mass is compared, and carries out high temperature detection in the hot test stove can putting into small volume.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the embodiment in instructions etc. record the content that may be used for explaining claim.
Claims (4)
1. a sheet coupon tension test frock, comprise two pull heads positioned opposite, it is characterized in that, also comprise sleeve, cushion block and straight pin, described pull head comprises link and joint, and described joint is connected with link; Described link is provided with through hole perpendicular to length direction, and described joint is provided with fixed groove away from link one end sidewall, and described cushion block is arranged in fixed groove, described sleeve and joint interference fit; Described straight pin and through hole are connected.
2. sheet coupon tension test frock as claimed in claim 1, it is characterized in that, also comprise lock-screw, in the middle part of described sleeve, side is provided with tapped through hole, and described lock-screw and tapped through hole are connected.
3. sheet coupon tension test frock as claimed in claim 2, it is characterized in that, described cushion block one side external surface is the arc surface coordinated with sleeve lining.
4. sheet coupon tension test frock as claimed in claim 3, is characterized in that, described pull head is that the structural alloy steel of high strength is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520336899.4U CN205049402U (en) | 2015-05-22 | 2015-05-22 | Panel sample tensile test frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520336899.4U CN205049402U (en) | 2015-05-22 | 2015-05-22 | Panel sample tensile test frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205049402U true CN205049402U (en) | 2016-02-24 |
Family
ID=55342972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520336899.4U Expired - Fee Related CN205049402U (en) | 2015-05-22 | 2015-05-22 | Panel sample tensile test frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205049402U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880363A (en) * | 2015-05-22 | 2015-09-02 | 贵州航天新力铸锻有限责任公司 | Technological equipment for board sample tensile tests |
| CN108414350A (en) * | 2018-06-05 | 2018-08-17 | 深圳万测试验设备有限公司 | A kind of shoulder fixture |
-
2015
- 2015-05-22 CN CN201520336899.4U patent/CN205049402U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880363A (en) * | 2015-05-22 | 2015-09-02 | 贵州航天新力铸锻有限责任公司 | Technological equipment for board sample tensile tests |
| CN108414350A (en) * | 2018-06-05 | 2018-08-17 | 深圳万测试验设备有限公司 | A kind of shoulder fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20160522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |