CN201637626U - Clamp for carrying gauge length dotting on lateral surface of sample - Google Patents
Clamp for carrying gauge length dotting on lateral surface of sample Download PDFInfo
- Publication number
- CN201637626U CN201637626U CN2010201629516U CN201020162951U CN201637626U CN 201637626 U CN201637626 U CN 201637626U CN 2010201629516 U CN2010201629516 U CN 2010201629516U CN 201020162951 U CN201020162951 U CN 201020162951U CN 201637626 U CN201637626 U CN 201637626U
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- groove
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- screw
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Abstract
The utility model discloses a clamp for carrying out gauge length dotting on a lateral surface of a sample and provides a clamp capable of conveniently and accurately dotting original gauge length dots on the lateral surface of the metal sheet sample. The clamp for carrying out gauge length dotting on the lateral surface of the sample comprises a sample clamping groove (2) and a fixing device thereof. The sample clamping groove (2) is fixed on the fixing device (5). the sheet sample which needs to be dotted is clamped in the sample clamping groove and then the sample clamping groove is fixed on a worktable of a dotting machine by the fixing device so as to prevent the sample from falling down due to instability in the process of carrying out dotting on the lateral surface, guarantee accuracy of the gauge length dotting operation and definition of gauge length dot traces and improve the working efficiency. Meanwhile, the clamp has the advantages of simple structure and low manufacturing cost and is suitable for the working occasion of carrying out dotting on the lateral surface of the sample during a tensile test.
Description
Technical field
The utility model relates to a kind of sample lateral marks that is used for apart from the anchor clamps of getting ready.
Background technology
In the tension test process of sheet metal, need on the sheet metal sample, beat original gauge length point before the tension test, be used for sample and break its elongation after fracture of back measurement.The sheet metal sample is when beating original gauge length point, at present usually the method for getting ready that adopts is to allow sample keep flat freely or stand up on gauge length dotting machine workbench, the punctuate that some surface has the sample of oxide skin to keep flat to be up to is difficult for seeing clearly later in test sometimes gets vestige ready, and the extensibility accuracy rate of the sample that calculates like this is lower; Therefore; usually select the side to get mode ready the sheet metal sample is carried out original gauge length; if but just the direct side of sample is stood up on the workbench of gauge length dotting machine; beat in the process of original gauge length through regular meeting because of unstability incline to, influence the degree of accuracy and the work efficiency of the original gauge length point of getting on the sample.
The utility model content
Technical problem to be solved in the utility model is: the anchor clamps that provide a kind of and can make things convenient for, beat in sheet metal sample side accurately original gauge length point.
The technical scheme that solves the problems of the technologies described above is: be used for the sample lateral marks apart from the anchor clamps of getting ready, comprise sample draw-in groove and stationary installation, described sample draw-in groove is fixed by described stationary installation.
Further be that described sample draw-in groove is the rectangular structure that a upper surface along its length has a groove; Described stationary installation is the rectangular parallelepiped base that there is a groove middle part at length direction, and this draw-in groove is positioned at the top of base; Described sample draw-in groove is installed in the groove of described base, the upper surface of its top protuberate basic unit.。
The optimal way of such scheme is, the high spot at described base groove two ends is respectively arranged with at least one hole, and the two ends of described sample draw-in groove respectively are provided with at least one screw; The set bolt in the hole of described sample draw-in groove by being positioned at described base two ends is installed in the groove of described base.
Further be, described sample draw-in groove is made up of two block plates, and the two ends of this every block plate are provided with at least one screw; Described stationary installation is the rectangular parallelepiped base that there is a groove middle part at length direction, and this groove is positioned at the top of base, is provided with at least two holes at the high spot of the every end of this base groove; The parallel groove that is fixed on described base of set bolt in the hole of described two block plates by being positioned at described base two ends, the upper surface of the top protuberate basic unit of described every block plate.
The optimal way of such scheme is, the hole of the high spot setting at described base groove two ends is a cylindrical void, and described set bolt and described cylindrical void are slidingly matched.
Further be, described sample draw-in groove sidewall middle part along its length is provided with screw, in this screw lock-screw is installed, and described lock-screw length is greater than the thickness of every clamping plate of draw-in groove.
The optimal way of such scheme is that the both sides of described rectangular parallelepiped base bottom have a projection of extending respectively downwards, make whole bottom surface be low groove structure between a both sides senior middle school.
The beneficial effects of the utility model are: by the sheet coupon that needs are got ready, be stuck in the sample draw-in groove, be fixed to the sample draw-in groove on the worktable of dotting machine by stationary installation again, thereby avoided sample in carrying out the process of getting ready the side, topple over because of this unstability, guaranteed the accuracy that gauge length is got ready and the sharpness of gauge length point vestige, improved work efficiency, simultaneously these anchor clamps simple in structure, cost of manufacture is cheap, is suitable for wide popularization and application.
Description of drawings
Fig. 1 is used for the front view of sample lateral marks apart from the anchor clamps of getting ready for the utility model;
Fig. 2 is used for the side view of sample lateral marks apart from the anchor clamps of getting ready for the utility model;
Fig. 3 is fixed on synoptic diagram on the worktable for the utility model sample draw-in groove by hold-down bolt.
Be labeled as among the figure: sample 1, sample draw-in groove 2, lock-screw 3, set bolt 4, base 5, dotting machine workbench 6, support member 7, pressing plate 8, hold-down bolt 9, worktable T type groove 10.
Embodiment
As shown in Figure 1 and Figure 2, be the anchor clamps that a kind of that the utility model provides can make things convenient for, beat in sheet metal sample side accurately original gauge length point.Described anchor clamps comprise sample draw-in groove 2 and stationary installation, and described sample draw-in groove 2 is fixed by described stationary installation.Like this, by the sheet coupon 1 that needs are got ready, be stuck on the sample draw-in groove 2, again sample draw-in groove 2 is supported on the worktable of dotting machine by stationary installation, thereby avoided sample 1 in carrying out the process of getting ready the side, because of unstability is toppled over, the accuracy that gauge length is got ready and the sharpness of gauge length point vestige have been guaranteed, improved work efficiency, simultaneously these anchor clamps simple in structure, cost of manufacture is cheap, is suitable for wide popularization and application.
As previously mentioned, as shown in Figure 3, the main effect of stationary installation, it is the workbench 6 that is used for sample draw-in groove 2 is supported to the sample dotting machine, the sample 1 that assurance is contained on the sample draw-in groove 2 can not toppled in the process of getting ready, get vestige sharpness height a little simultaneously, so described stationary installation just has multiple structure, joint is got the design feature that T-slot 10 is arranged on the workbench 6 ready, and the simplest structure is, at sample draw-in groove 2 both sides or the peripheral T-slot 10 that are positioned on the dotting machine workbench 6, configuration hold-down bolt 9, make hold-down bolt 9 pass pressing plate 8 again, thereby an end of pressing plate 8 is pressed on the sample draw-in groove 2, the other end supports with supporter 7, when compressing, only need tighten hold-down bolt 9 and get final product, this structure still must be an integral body to the structural requirement of sample draw-in groove 2, simultaneously, because the structure that has pressing plate 8 to add to compress bolt 9 to compress is relatively large, in the process that dotting machine is got ready, operation is extremely inconvenient.In order to overcome above-mentioned shortcoming, what the utility model adopted is that described sample draw-in groove 2 is the rectangular structure that a upper surface along its length has a groove; Described stationary installation is the rectangular parallelepiped base 5 that there is a groove middle part at length direction, and this groove is positioned at the top of base 5; Described sample draw-in groove 2 is installed in the groove of described base 5, the upper surface of its top protuberate basic unit 5.Adopt such structure, when the sample draw-in groove 2 of sample 1 fixedly is housed, only sample draw-in groove 2 need be snapped in the groove of rectangular parallelepiped base 5, again sample 1 is snapped in the sample draw-in groove 2, and then whole anchor clamps horizontal is got final product to the workbench 6 of dotting machine.The characteristics of said structure are to adopt snap-in installation, but when sample draw-in groove 2 snaps in base 5, through the long-term wearing and tearing of using, perhaps in order to snap in conveniently, can make sample draw-in groove 2 not tight with the groove fit of base 5, thereby cause sample 1 in the process of getting ready inhomogeneous with the spacing that moves the gauge length point of getting of sample draw-in groove 2, for this reason, the utility model has been done further improvement, the high spot that is described base 5 groove two ends is respectively arranged with at least one hole, and the two ends of described sample draw-in groove 2 respectively are provided with at least one screw; The set bolt 4 in the hole of described sample draw-in groove 2 by being positioned at described base 5 two ends is installed in the groove of described base 5, thereby has avoided above-mentioned defective.
Owing to be provided with rectangular parallelepiped base 5 below sample draw-in groove 2, described sample draw-in groove 2 also can be made up of two block plates, and the two ends of this every block plate are provided with at least one screw; The high spot of the every end of described base 5 grooves is provided with the hole and is at least two; The groove that is fixed on described base 5 that the set bolt 4 in the hole of described two block plates by being positioned at described base 5 two ends is parallel, the upper surface of the top protuberate basic unit 5 of described every block plate.
Although used above-mentioned two kinds of different structures, but no matter sample draw-in groove 2 is rectangular structure of a upper surface band groove along its length, it still is the structure of forming by two block plates, the thickness of its sample that can be installed 1 all can be subjected to bigger restriction, usually the way that solves is that the sample draw-in groove 2 of the different rectangular structure of a plurality of groove slot pitches is set; Or make a plurality of bases 5, make the pitch-row in two holes that the groove two ends high spot of each base 5 is provided with inequality, thereby make the slot pitch of the sample draw-in groove 2 that fixing two blocks of sample draw-in groove plates form also different, solve the different situation of sample 1 thickness with this, and then increase cost of manufacture and the frequent running cost of changing anchor clamps when using.Simultaneously, use said structure,, also can only move whole anchor clamps and could realize in the distance that will adjust between sample 1 and the dotting machine syringe needle.Which kind of situation is such structure no matter be, use all very inconvenient, for the scope of application of using these anchor clamps wider, use convenient, cost of manufacture is lower, the utility model provides a kind of structure of further improving, and the hole of the high spot setting at promptly described base 5 groove two ends is a cylindrical void, and described set bolt 4 is slidingly matched with described cylindrical void.Adopt such structure, when using sample draw-in groove 2 to be the form of rectangular structure of a upper surface band groove along its length, adjust sample 1 and dotting machine syringe needle apart from the time very convenient, when using the sample draw-in groove of forming by two steel plates 2, can in the length range of cylindrical void, adjust the distance between two block plates arbitrarily, the sample 1 that adapts to different-thickness, it is also very convenient with the distance of dotting machine syringe needle to adjust sample 1 simultaneously.Make operation simple more, convenient, cost of manufacture is cheaper.
Above-mentioned various forms of structure, in use, all be that sample 1 is directly snapped on the sample draw-in groove 2, this installation way is not the most firm to being installed of sample 1, thereby sample 1 can be moved in draw-in groove, when getting ready, can occur unavoidably getting ready on one side, sample is owing to reasons such as vibrations, on one side situation about moving, cause the gauge length of the point of getting inaccurate, in order to improve the accuracy of getting ready, described sample draw-in groove 2 sidewalls middle part along its length is provided with screw, and lock-screw 3 is installed in this screw, and described lock-screw 3 length are greater than the thickness of draw-in groove 2 every clamping plate.During use, the sample 1 of packing into earlier after adjusting, is tightened lock-screw 3, can guarantee the accuracy of getting ready to sample 1 firm being clamped on the sample draw-in groove 2.At the screw that described sample draw-in groove 2 sidewalls middle part along its length is provided with, can be only in a side setting, also can be provided with in both sides, when both sides all are provided with screw and dispose lock-screw, convenient to the adjustment of sample.In the time will taking off sample, at first unclamp lock-screw 3 and can easily realize.
Aforesaid anchor clamps all are directly to be placed on the work flat spot of dotting machine; described whole anchor clamps are movably; when carrying out the side when getting ready; because sample 1 is subjected to side impact force; whole anchor clamps are moved, can cause the vestige of the point of getting the spacing unintelligible or point got inhomogeneous equally.In order to make the point of getting reach best effects, be provided with the structure of T type groove 10 again in conjunction with the workbench of dotting machine shown in Figure 3, make the both sides of described rectangular parallelepiped base 5 bottoms have a projection of extending respectively downwards, make whole bottom surface be low groove structure between a both sides senior middle school.During use, the projection of base 5 bottoms is inserted in the T type groove of worktable, and whole anchor clamps can not moved in the process of getting ready, has guaranteed the effect of getting ready.
Claims (10)
1. be used for the sample lateral marks apart from the anchor clamps of getting ready, it is characterized in that: comprise sample draw-in groove (2) and stationary installation, described sample draw-in groove (2) is fixed by described stationary installation.
2. the sample lateral marks that is used for according to claim 1 is apart from the anchor clamps of getting ready, and it is characterized in that: described sample draw-in groove (2) is the rectangular structure that a upper surface along its length has a groove; Described stationary installation is the rectangular parallelepiped base (5) that there is a groove middle part at length direction, and this groove is positioned at the top of base (5); Described sample draw-in groove (2) is installed in the groove of described base (5), the upper surface of its top protuberate basic unit (5).
3. the sample lateral marks that is used for according to claim 2 is apart from the anchor clamps of getting ready, and it is characterized in that: the high spot at described base (5) groove two ends is respectively arranged with at least one hole, and the two ends of described sample draw-in groove (2) respectively are provided with at least one screw; The set bolt (4) in the hole of described sample draw-in groove (2) by being positioned at described base (5) two ends is installed in the groove of described base (5).
4. the sample lateral marks that is used for according to claim 1 is apart from the anchor clamps of getting ready, and it is characterized in that: described sample draw-in groove (2) is made up of two block plates, and the two ends of this every block plate are provided with at least one screw; Described stationary installation is the rectangular parallelepiped base (5) that there is a groove middle part at length direction, and this groove is positioned at the top of base (5), is provided with at least two holes at the high spot of the every end of this base groove; The parallel groove that is fixed on described base (5) of set bolt (4) in the hole of described two block plates by being positioned at described base (5) two ends, the upper surface of the top protuberate basic unit (5) of described every block plate.
According to claim 3 or the 4 described sample lateral marks that are used for apart from the anchor clamps got ready, it is characterized in that: the hole of the high spot setting at described base (5) groove two ends is a cylindrical void, described set bolt (4) is slidingly matched with described cylindrical void.
6. the sample lateral marks that is used for according to claim 5 is apart from the anchor clamps of getting ready, it is characterized in that: described sample draw-in groove (2) sidewall middle part along its length is provided with screw, lock-screw (3) is installed in this screw, and described lock-screw (3) length is greater than the thickness of every clamping plate of draw-in groove (2).
7. the sample lateral marks that is used for according to claim 5 is characterized in that apart from the anchor clamps of getting ready: the both sides of described rectangular parallelepiped base (5) bottom have a projection of extending respectively downwards, make whole bottom surface be low groove structure between a both sides senior middle school.
8. the sample lateral marks that is used for according to claim 7 is characterized in that apart from the anchor clamps of getting ready: the both sides of described rectangular parallelepiped base (5) bottom have a projection of extending respectively downwards, make whole bottom surface be low groove structure between a both sides senior middle school.
According to each described sample lateral marks that is used in the claim 2～4 apart from the anchor clamps got ready, it is characterized in that: described sample draw-in groove (2) sidewall middle part along its length is provided with screw, lock-screw (3) is installed in this screw, and described lock-screw (3) length is greater than the thickness of every clamping plate of draw-in groove (2).
According to each described sample lateral marks that is used in the claim 2～4,6 apart from the anchor clamps got ready, it is characterized in that: the both sides of described rectangular parallelepiped base (5) bottom have a projection of extending respectively downwards, make whole bottom surface be low groove structure between a both sides senior middle school.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201629516U CN201637626U (en) | 2010-04-19 | 2010-04-19 | Clamp for carrying gauge length dotting on lateral surface of sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201629516U CN201637626U (en) | 2010-04-19 | 2010-04-19 | Clamp for carrying gauge length dotting on lateral surface of sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201637626U true CN201637626U (en) | 2010-11-17 |
Family
ID=43082130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201629516U Expired - Fee Related CN201637626U (en) | 2010-04-19 | 2010-04-19 | Clamp for carrying gauge length dotting on lateral surface of sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201637626U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102033014A (en) * | 2010-11-26 | 2011-04-27 | 天津市中环高科技有限公司 | Universal clamp suitable for detecting glass strength of mobile phones in various sizes |
| CN102507378A (en) * | 2011-11-01 | 2012-06-20 | 长安大学 | Improved dynamic shear rheometer fixture and testing method |
| CN110595873A (en) * | 2019-09-10 | 2019-12-20 | 华中科技大学 | Tensile sample gauge length and post-fracture gauge length measuring equipment |
-
2010
- 2010-04-19 CN CN2010201629516U patent/CN201637626U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102033014A (en) * | 2010-11-26 | 2011-04-27 | 天津市中环高科技有限公司 | Universal clamp suitable for detecting glass strength of mobile phones in various sizes |
| CN102507378A (en) * | 2011-11-01 | 2012-06-20 | 长安大学 | Improved dynamic shear rheometer fixture and testing method |
| CN110595873A (en) * | 2019-09-10 | 2019-12-20 | 华中科技大学 | Tensile sample gauge length and post-fracture gauge length measuring equipment |
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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: 20101117 Termination date: 20160419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |