CN202057546U - Clamp - Google Patents
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- Publication number
- CN202057546U CN202057546U CN2011200664733U CN201120066473U CN202057546U CN 202057546 U CN202057546 U CN 202057546U CN 2011200664733 U CN2011200664733 U CN 2011200664733U CN 201120066473 U CN201120066473 U CN 201120066473U CN 202057546 U CN202057546 U CN 202057546U
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- CN
- China
- Prior art keywords
- grip block
- anchor clamps
- clamping block
- clamping
- test specimen
- 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.)
- Expired - Fee Related
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Abstract
An embodiment of the utility model discloses a clamp, which is used for fixing a testing piece and comprises a first clamping block and a second clamping block which are arranged on a base of the clamp and a driving mechanism used for driving the first clamping block and the second clamping block to clamp. The clamp is characterized in that location portions used for preventing the testing piece from moving along the first clamping block and the second clamping block are arranged on the first clamping block and the second clamping block. During a work process, the first clamping block and the second clamping block clamp the testing piece, the location portions limit the testing piece to move along clamping faces of the first clamping block and the second clamping block, so that conditions that the testing piece moves along the clamping faces of the first clamping block and the second clamping block due to vibrations of a whole machine base is avoided, and accumulation deformation of repeatedly impact tests is guaranteed.
Description
Technical field
The utility model relates to the jig Design technical field, more particularly, relates to repeatedly impact test fixture of a kind of laboratory.
Background technology
Test specimen is done in the impact test process, and test specimen is located and clamped by anchor clamps, the line stabilization of going forward side by side, long-term test.In this test, test specimen need guarantee to test accumulated deformation under repeatedly impacting, so test fixture is the key condition of this success of the test.
Existing test specimen is in carrying out impact test, and anchor clamps carry out clamping to test specimen, but in test because the vibrations of support etc. make test specimen easily along two clamping face slide blocks of anchor clamps, thereby cause the change of test specimen position.The mobile meeting of test specimen has influenced the accumulated deformation that test specimen repeatedly collides, and then causes impact test inaccurate.
The utility model content
In view of this, the utility model provides a kind of anchor clamps, with provide a kind of to test specimen clamping stablize, prevent the anchor clamps that test specimen slides.
In order to achieve the above object, the utility model embodiment provides following technical scheme:
A kind of anchor clamps, be used for the fixing of test specimen, comprise first grip block, second grip block on the base that is arranged on these anchor clamps and drive the driving mechanism that both clamp, it is characterized in that described first grip block and second grip block are provided with and prevent that described test specimen is along location division that the clamping face of described first grip block and second grip block moves.
Preferably, in the above-mentioned anchor clamps, described location division is a locating slot.
Preferably, in the above-mentioned anchor clamps, described locating slot is the V-type groove.
Preferably, in the above-mentioned anchor clamps, described first grip block is fixed on the described base by threaded connector, described second grip block is positioned on the described base by threaded connector, and the hole of matching with described threaded connector on this second grip block is the bar hole along the clamping direction extension of described second grip block.
Preferably, in the above-mentioned anchor clamps, described driving mechanism comprises:
Be arranged on the supporting seat on the described base, it is provided with threaded hole;
Cooperate with described threaded hole, and the clamping threaded rod that offsets of an end and described second grip block.
Preferably, in the above-mentioned anchor clamps, the position that an end of described second grip block and described clamping threaded rod offsets is provided with counterbore.
Preferably, in the above-mentioned anchor clamps, also be provided with handle on the described clamping threaded rod.
Preferably, in the above-mentioned anchor clamps, the side near described handle on the described supporting seat is provided with the retainer nut that matches with described clamping threaded rod.
Preferably, in the above-mentioned anchor clamps, described driving mechanism is the hydraulically extensible parts, and its flexible end offsets with described second grip block.
Can draw from technique scheme, in the anchor clamps that the utility model embodiment provides, first grip block and second grip block are provided with and prevent that test specimen is along location division that both clamping face moves, in the process of work, after first grip block and second grip block clamp test specimen, the location division has been limited test specimen and has been moved along the clamping face of first grip block and second grip block, prevent test specimen because the vibrations of whole support make it along the situation that the clamping face of first grip block and second grip block moves, guaranteed the repeatedly accumulation deformation of impact test.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The part sectional structure synoptic diagram of the anchor clamps that Fig. 1 provides for the utility model embodiment;
The plan structure synoptic diagram of the anchor clamps clamping rectangular parallelepiped test specimen that Fig. 2 provides for the utility model embodiment;
The plan structure synoptic diagram of the anchor clamps clamping square test specimen that Fig. 3 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope of the utility model protection.
The utility model provides a kind of anchor clamps, prevents that by being provided with on first grip block and second grip block test specimen from along the location division that both clamping faces slide, having improved the test specimen clamping stability.
Please refer to accompanying drawing 1-3, the part sectional structure synoptic diagram of the anchor clamps that Fig. 1 provides for the utility model embodiment; The plan structure synoptic diagram of the anchor clamps clamping rectangular parallelepiped test specimen that Fig. 2 provides for the utility model embodiment; The plan structure synoptic diagram of the anchor clamps clamping square test specimen that Fig. 3 provides for the utility model embodiment.
In the anchor clamps that the utility model embodiment provides, be used for the fixing of test specimen, comprise base 1, first grip block 3, second grip block 2 and the driving mechanism, wherein:
Driving mechanism is used to drive 2 pairs of test specimens of first grip block 3 and second grip block and clamps.
In the anchor clamps that the utility model embodiment provides, first grip block 3 and second grip block 2 are provided with and prevent that test specimen is along location division that both clamping face moves.In the process of work, after first grip block 3 and second grip block 2 clamp test specimen, test specimen (the rectangle test specimen 10 among Fig. 2, the test specimens such as square test specimen 11 among Fig. 3) moving along first grip block 3 and second grip block 2 limited in the location division, prevent test specimen because the vibrations of whole base 1 make it along the situation that first grip block 3 and second grip block 2 move, guaranteed the repeatedly accumulation deformation of impact test test specimen.
In the anchor clamps that provide in the present embodiment, the location division is a locating slot, also can prevent the projection that test specimen moves along the clamping face of first grip block 3 and second grip block 2 for some.In order further to optimize technique scheme, locating slot is adopted in the location division in the above-mentioned anchor clamps.Preferably, locating slot adopts the V-type groove, because its xsect is the V-type face, so can position various test specimens, certain above-mentioned locating slot also can be provided with according to the test specimen of concrete different size, and the groove of other shapes that can hold the test specimen part-structure for example is set.Please refer to accompanying drawing 2 or 3, above-mentioned locating slot can adopt the suitable groove in a side with rectangular parallelepiped test specimen 10 or square test specimen 11, and for example xsect is the groove of square or rectangle.
In the anchor clamps that provide in the foregoing description, first grip block 3 and second grip block 2 can carry out move toward one another by driving mechanism respectively and clamp; Also can fix by a grip block, another grip block motion clamps.Please refer to accompanying drawing 1-3, the structure that provides in the present embodiment as second kind of situation, be specially: described first grip block 3 is fixed on the described base 1 by threaded connector (bolt 7), described second grip block 2 is positioned on the described base 1 by threaded connector (bolt 8), and the hole 22 of matching with described threaded connector on this second grip block 2 is the bar hole along the clamping direction extension of described second grip block 2.First grip block 3 is fixed on the base 1 in the said structure, and second grip block 2 is positioned on the base 1, and after workpiece was in place, under the driving of driving mechanism, second grip block 2 moved, and bolt 8 relatively moves in bar hole, thereby realizes test specimen is clamped.
In the anchor clamps that the utility model embodiment provides, the effect of driving mechanism is that driving first grip block 3 and second grip block 2 clamp action, and drives structure can be hydraulically extensible parts, air pressure extensible member etc.The utility model embodiment provides a kind of driving mechanism, comprising: be arranged on the supporting seat 4 on the described base 1, it is provided with threaded hole; Pass described threaded hole and be threaded with threaded hole, and the clamping threaded rod 5 that offsets of an end and described second grip block 2.In the above-mentioned driving mechanism, rotation clamps threaded rod 5, clamps after threaded rod 5 precessions its end and drives second grip block 2 and move, thereby realize that first grip block 3 and second grip block 2 clamp test specimen.In order further to optimize technique scheme, second grip block 2 is provided with counterbore 21 with the position that described clamping threaded rod 5 offsets described in the above-mentioned driving mechanism, and the thread end of described clamping threaded rod 5 is arranged in described counterbore 21.
To clamping the operation of threaded rod 5, provide in the foregoing description in the anchor clamps for convenience, on clamping threaded rod 5, also be provided with handle 9.In order further to optimize technique scheme, be provided with near a side of handle 9 on the above-mentioned supporting seat 4 and clamp the retainer nut 6 that threaded rod 5 matches, realize test specimen is more stably clamped.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (9)
1. anchor clamps, be used for the fixing of test specimen, comprise first grip block (3), second grip block (2) on the base (1) that is arranged on these anchor clamps and drive the driving mechanism that both clamp, it is characterized in that described first grip block (3) and second grip block (2) are provided with and prevent that described test specimen is along location division that the clamping face of described first grip block (3) and second grip block (2) moves.
2. anchor clamps according to claim 1 is characterized in that, described location division is a locating slot.
3. anchor clamps according to claim 2 is characterized in that, described locating slot is the V-type groove.
4. anchor clamps according to claim 1, it is characterized in that, described first grip block (3) is fixed on the described base (1) by threaded connector, described second grip block (2) is positioned on the described base (1) by threaded connector, and the last hole (22) of matching with described threaded connector of this second grip block (2) is the bar hole along the clamping direction extension of described second grip block (2).
5. anchor clamps according to claim 4 is characterized in that, described driving mechanism comprises:
Be arranged on the supporting seat (4) on the described base (1), it is provided with threaded hole;
Cooperate with described threaded hole, and the clamping threaded rod (5) that offsets of an end and described second grip block (2).
6. anchor clamps according to claim 5 is characterized in that, the position that an end of described second grip block (2) and described clamping threaded rod (5) offsets is provided with counterbore (21).
7. according to claim 5 or 6 described anchor clamps, it is characterized in that, also be provided with handle (9) on the described clamping threaded rod (5).
8. anchor clamps according to claim 7 is characterized in that, the side that described supporting seat (4) is gone up near described handle (9) is provided with the retainer nut (6) that matches with described clamping threaded rod (5).
9. anchor clamps according to claim 4 is characterized in that, described driving mechanism is the hydraulically extensible parts, and its flexible end offsets with described second grip block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200664733U CN202057546U (en) | 2011-03-15 | 2011-03-15 | Clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200664733U CN202057546U (en) | 2011-03-15 | 2011-03-15 | Clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202057546U true CN202057546U (en) | 2011-11-30 |
Family
ID=45017517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200664733U Expired - Fee Related CN202057546U (en) | 2011-03-15 | 2011-03-15 | Clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202057546U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393289A (en) * | 2011-12-05 | 2012-03-28 | 北京神州腾耀通信技术有限公司 | Steel ball drop test machine |
| CN102829942A (en) * | 2012-08-27 | 2012-12-19 | 株洲南车时代电气股份有限公司 | General vibration test fixture for track traffic electrical equipment and installation method of general vibration test fixture |
| CN103207056A (en) * | 2012-01-17 | 2013-07-17 | 海洋王（东莞）照明科技有限公司 | Fixing device used in testing |
| CN104535440A (en) * | 2014-12-23 | 2015-04-22 | 西安交通大学 | Large-diameter high-speed liquid jet impact test device |
| CN105571808A (en) * | 2016-02-26 | 2016-05-11 | 浙江理工大学 | Clamp with all-freedom constraints for impact fatigue testing machine |
| CN106679918A (en) * | 2017-01-20 | 2017-05-17 | 广东工业大学 | Adjustable bearing platform for concrete-filled steel tube seismic test |
-
2011
- 2011-03-15 CN CN2011200664733U patent/CN202057546U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393289A (en) * | 2011-12-05 | 2012-03-28 | 北京神州腾耀通信技术有限公司 | Steel ball drop test machine |
| CN102393289B (en) * | 2011-12-05 | 2013-08-21 | 北京神州腾耀通信技术有限公司 | Steel ball drop test machine |
| CN103207056A (en) * | 2012-01-17 | 2013-07-17 | 海洋王（东莞）照明科技有限公司 | Fixing device used in testing |
| CN102829942A (en) * | 2012-08-27 | 2012-12-19 | 株洲南车时代电气股份有限公司 | General vibration test fixture for track traffic electrical equipment and installation method of general vibration test fixture |
| CN102829942B (en) * | 2012-08-27 | 2015-06-10 | 株洲南车时代电气股份有限公司 | General vibration test fixture for track traffic electrical equipment and installation method of general vibration test fixture |
| CN104535440A (en) * | 2014-12-23 | 2015-04-22 | 西安交通大学 | Large-diameter high-speed liquid jet impact test device |
| CN105571808A (en) * | 2016-02-26 | 2016-05-11 | 浙江理工大学 | Clamp with all-freedom constraints for impact fatigue testing machine |
| CN106679918A (en) * | 2017-01-20 | 2017-05-17 | 广东工业大学 | Adjustable bearing platform for concrete-filled steel tube seismic test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing United Lashing Casting Co., Ltd. Assignor: Soochow University|Xu Tao Contract record no.: 2012320010126 Denomination of utility model: Fixture frame adjusting and locking device Granted publication date: 20111130 License type: Exclusive License Record date: 20120608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20170315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |