CN2879165Y - Clamping mechanism and measuring device having the same - Google Patents
Clamping mechanism and measuring device having the same Download PDFInfo
- Publication number
- CN2879165Y CN2879165Y CN 200620013252 CN200620013252U CN2879165Y CN 2879165 Y CN2879165 Y CN 2879165Y CN 200620013252 CN200620013252 CN 200620013252 CN 200620013252 U CN200620013252 U CN 200620013252U CN 2879165 Y CN2879165 Y CN 2879165Y
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- chuck
- axis
- fixed chuck
- guide
- clamping device
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- Expired - Lifetime
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Abstract
The utility model discloses a clamping mechanism and a measuring apparatus with this mechanism used for tensile mechanical property experiments of non-metallic materials, comprising, on one hand, a fixed ''right angle'' collet whose vertical side is provided with internal and external crosswise holes, and, on the other hand, a moving collet with inner steering head on one terminal. The inner steering head, the other terminal of which is provided with a screw cap, with the first compression spring between the cap and fixed collet, is inserted through the internal crosswise hole on the fixed collet. The outer steering head with a ball end on one terminal is provided and inserted through external crosswise hole of the fixed collet. The second compression spring, which forces the ball end against the moving collet, is provided between the ball end and fixed collet. The internal and external crosswise holes are in the form of circular through holes. The clamping mechanism is, in a match manner upwards and downwards, mounted on the linear axis of the measuring device for clamping the sample. The two collets can quickly and safely break away from the sample the moment it is snapped off. The utility model uses aluminum alloy as bracing lateral plate which is characterized with simple structure, nice appearance, easy operation and high testing precision.
Description
Technical field
The utility model relates to the device of material extending performance test, relates in particular to the clamping device of a kind of nonmetallic materials tensile mechanical properties test and has the measurement mechanism of this mechanism.
Background technology
Be to improve the combination property of electromechanical equipment, all will test for the mechanical property of the nonmetallic materials of making apparatus usually, so that correctly use it.The clamping device structure of traditional measurement mechanism that is used for the test of nonmetallic materials tensile mechanical properties comprises substantially: fixed chuck and active chuck, utilize a stage clip to make two chucks clamp sample to be tested.This clamping device uses in pairs, and it is mobile together to do to stretch in company with cupping machine, records relevant data thus.The clamping device structure roughly is divided into two kinds: a kind of is to have only an axis of guide between fixed chuck and the active chuck, make two chucks in process of the test, can relatively move, rotatable again, but in process of the test, active chuck will rotate, make the original grip position change of sample, and cause measuring accuracy to owe accurate; Another kind is that two axis of guides are arranged between fixed chuck and the active chuck, only plays guiding in the process of the test, and promptly active chuck can only move, and can not rotate.When sample stretched short suddenly splitting, upper and lower clamping device often collided on the anchor clamps of testing machine tensile sample, caused upper and lower clamping device damage.Support adopts general material in addition, and therefore traditional measurement mechanism contour structures is not attractive in appearance.
The utility model content
The purpose of this utility model is: the clamping device that solves existing nonmetallic materials tensile mechanical properties experimental measurement device damages, measures coarse technical matters easily, provide a kind of safe and practical, measure accurate clamping device;
Another purpose of the utility model is: the measurement mechanism that a kind of clamping device safe in utilization, good looking appearance are provided.
For solving above-mentioned first problem, the technical solution of the utility model is a kind of clamping device of structure, comprises one
The fixed chuck of type, transverse holes and outer transverse holes in the vertical edge of this chuck is provided with comprise that also an end is provided with the active chuck of the interior axis of guide, and the described interior axis of guide passes the interior transverse holes on the fixed chuck, the other end of the interior axis of guide is provided with nut, and is provided with first stage clip between nut and the fixed chuck; It is characterized in that: the outer axis of guide that is coated with end dribbling head in the outer transverse holes of another on the described fixed chuck, be provided with second stage clip that forces the bulb end to withstand active chuck between bulb and the fixed chuck, the inside and outside transverse holes on the described fixed chuck is a manhole.
For reaching above-mentioned second purpose, the technical solution of the utility model is a kind of measurement mechanism that has safe and practical clamping device of structure, comprise carriage, vertically be located at side cover on this carriage, be located at the scrambler cover plate at this side cover top and be located at linear axis between this scrambler cover plate and the carriage, kink has the clamping device that a pair of structure is identical, symmetry is installed on this linear axis.
Described clamping device comprises one
The fixed chuck of type, the vertical edge of this chuck is provided with two cross through hole, comprise that also an end is provided with the active chuck of the interior axis of guide, the axis of guide passes a transverse holes on the fixed chuck in described, the other end of the interior axis of guide is provided with the adjusting nut, is provided with first stage clip and regulate between nut and the fixed chuck; Be coated with the outer axis of guide of an end bulb in another transverse holes on the described fixed chuck, be provided with second stage clip that forces the bulb end to withstand active chuck between bulb and the fixed chuck.
Described side cover can be an aluminium alloy side cover.
After active chuck and fixed chuck clamped sample, in process of the test, the inside and outside axis of guide made active chuck and fixed chuck clamp sample under the stage clip effect, and the inside and outside axis of guide play the guiding role; In the moment of sample fracture, second stage clip on the outer axis of guide is under the effect of sample fracture instant impact, fixed chuck and active chuck are automatically springed open, and active chuck is rotated around interior axis of guide core, promptly make active chuck and fixed chuck produce dislocation, thereby sample and active chuck and fixed chuck are broken away from automatically.
The utility model is by being provided with two axis of guides on clamping device, make in measuring process, the axis of guide can play guide effect, play the effect of rotary chuck simultaneously, sample breaks away from fast with chuck in fracture, make and chuck easy damaged not in use improved chuck security in use; The chuck that can make with joint efforts of first, second stage clip fully clamps sample, so that can not change the original grip position of sample in the tension test process, and improves the accuracy of measuring; The side cover that aluminium alloy is made makes entire measuring device handsome in appearance.The utility model is simple in structure, easy to implement, easy to operate, and the measuring accuracy height.
Description of drawings
Below in conjunction with drawings and Examples the utility model is done detailed explanation, wherein:
Fig. 1 is the front view of the utility model anchor clamps
In the drawings: the axis of guide in the 1-; The outer axis of guide of 2-; The 3-active chuck; The 4-fixed chuck; 5-first stage clip; 6-second stage clip; The 7-web joint; The 101-setting nut; 102-axis of guide nut; The 103-bulb; The vertical sleeve of 104-; Transverse holes in the 401-; The outer transverse holes of 402-;
Fig. 2 is the upward view of Fig. 1
Among the figure: the 4-fixed chuck; The 701-clip slot; The 702-set screw;
Fig. 3 is the structural representation that the utility model has the measurement mechanism of clamping device
Among the figure: clamping device, 23-fixed support under 20-carriage, the last clamping device of 21-, the 22-; 11-aluminium alloy side cover, 12-linear axis, 24-balancing weight, 25-backguy, 26-line wheel, 27-photoelectric encoder, 28-scrambler cover plate.
Embodiment
As depicted in figs. 1 and 2, the preferred embodiment of the utility model clamping device, described clamping device is by active chuck 3, have inside and outside manhole 401,402
Type fixed chuck 4, the interior axis of guide 1, first stage clip 5, the outer axis of guide 2, second stage clip 6 are formed.One end of the interior axis of guide 1 is fixing on active chuck 3, and the interior transverse holes 401 that the other end passes fixed chuck 4 forms removable the connection with fixed chuck 4, and the traversing through end of the interior axis of guide 1 is provided with nut 101, is provided with first stage clip 5 between nut 101 and the fixed chuck 4.The outer transverse holes 402 that the outer axis of guide 2 passes fixed chuck 4 forms removable the connection with fixed chuck 4, the right-hand member of the outer axis of guide 2 is provided with nut, the left end of the outer axis of guide 2 is provided with bulb 103, this bulb withstands active chuck 3, be provided with second stage clip 6 between bulb 103 and the fixed chuck 4, under the reaction force of two stage clips 5,6, make active chuck 3 and fixed chuck 4 clamp test specimen.Between first stage clip 5 of the interior axis of guide and axis of guide nut 101, be provided with this stage clip setting nut 102.By the rotation setting nut elasticity of regulating stage clip, thus the folder power of regulating chuck.One end of fixed chuck 4 widthwise edges is connecting a web joint 7, and the other end of this web joint is provided with a vertical sleeve 104.Web joint 7 and fixed chuck 4 forms along its axis and can relatively move and regulate being connected of length.As shown in Figure 2, the left end of web joint 7 is provided with clip slot 701, the right-hand member of fixed chuck 4 can insert clip slot 701 and slip, decide the relative position of chuck 4 and web joint by a holding screw 702 adjustable solidatings, promptly form one and can relatively move and regulate the governor motion of length along web joint 7 and fixed chuck 4 axis.
Fig. 3 shows the basic structure of the utility model examples measure device, and described measurement mechanism comprises carriage 20, last clamping device 21, following clamping device 22, fixed support 23; By the support that vertically is positioned at composition measuring apparatus such as an aluminium alloy side cover 11 on the carriage 20 and a linear axis 12.One has the top that scrambler cover plate 28 is located at this support, is provided with line wheel 26, photoelectric encoder 27 in the scrambler seat.On linear axis 12, upper and lower clamping device 21,22 is adjusted between the two distance by backguy 25 and balancing weight 24 to described upper and lower clamping device 21,22 by the vertical sleeve 104 symmetrical kinks on its web joint 7, promptly determines the gauge length of clamping sample.Described linear axis is provided with a clamping device fixed support 23, fixes by clamping device about this fixed support general when not using.
Before measurement mechanism uses, measurement mechanism is fixed on the testing machine by carriage 20, determine gauge length between the upper and lower clamping device according to the length of test specimen, two chucks 3 and 4 with upper and lower clamping device are clamped in respectively on the gauge length section at test specimen two ends again.Start after clamping finishes, described upper and lower clamping device is along with the middle cross beam of testing machine moves up, in the moment that sample is broken, second stage clip 6 on the outer axis of guide is under the effect of sample fracture instant impact, fixed chuck 3 and active chuck 4 are automatically springed open, and active chuck 3 is rotated around interior axis of guide core, promptly make active chuck and fixed chuck produce dislocation, thereby make quick, the safe disengaging of test specimen and chuck 3,4, finish test specimen is carried out tension test, thereby record the mechanics parameter of sample material.
In a word, measurement mechanism support of the present utility model adopts aluminium alloy side cover, the inside and outside axis of guide 1,2 of upper and lower chuck, in process of the test, play the guiding role, split moment at the sample weak point, can make the rotation and separately relatively of two chucks 3,4, make the disengaging that test specimen and chuck 3,4 are quick, safe.This measurement mechanism is simple in structure, handsome in appearance, easy to operate, the measuring accuracy height.
Claims (10)
1. clamping device, the fixed chuck (4) that comprises one " " type, the vertical edge of this chuck is provided with interior transverse holes (401) and (outer transverse holes 402), comprise that also an end is provided with the active chuck of the interior axis of guide (1) (3), the axis of guide (1) passes the interior transverse holes (401) on the fixed chuck (4) in described, the other end of the interior axis of guide is provided with nut (101), is provided with first stage clip (5) between this nut and the fixed chuck; It is characterized in that: be coated with the outer axis of guide (2) of end dribbling head (103) in the outer transverse holes (402) on the described fixed chuck (4), be provided with second stage clip (6) that forces the bulb end to withstand active chuck between bulb (103) and the fixed chuck (4); Described inside and outside transverse holes (401,402) is a manhole.
2. according to the clamping device of claim 1, it is characterized in that: the setting nut (102) that is provided with this stage clip between described first stage clip (5) and the adjusting nut (101).
3. according to the clamping device of claim 2, it is characterized in that: an end of described fixed chuck (4) widthwise edge is connecting a web joint (7), and the other end of this web joint is provided with a vertical sleeve (104).
4. according to the clamping device of claim 3, it is characterized in that: described web joint (7) and fixed chuck (4) form along its axis and can relatively move and regulate being connected of length.
5. measurement mechanism that has described clamping device as claimed in claim 1, comprise carriage (20), vertically be located at side cover (11) on this carriage, be located at the scrambler cover plate (28) at this side cover top and be located at linear axis (12) between this scrambler cover plate and the carriage, it is characterized in that: described linear axis (12) is gone up kink identical, the clamping device installed of symmetry up and down of a pair of structure.
6. according to the described measurement mechanism of claim 5, it is characterized in that: described clamping device, the fixed chuck (4) that comprises one " " type, the vertical edge of this chuck is provided with interior transverse holes (401) and outer transverse holes (402), comprise that also an end is provided with the active chuck of the interior axis of guide (1) (3), the axis of guide (1) passes the interior transverse holes (401) on the fixed chuck (4) in described, the other end of the interior axis of guide is provided with nut (101), and is provided with first stage clip (5) between nut (101) and the fixed chuck; Be coated with the outer axis of guide (2) of end dribbling head (103) in another outer transverse holes (402) on the described fixed chuck (4), be provided with second stage clip (6) that forces the bulb end to withstand active chuck between bulb (103) and the fixed chuck (4), described inside and outside transverse holes (401,402) is a manhole.
7. according to the described measurement mechanism of claim 6, it is characterized in that: the setting nut (102) that is provided with this stage clip between described first stage clip (5) and the adjusting nut (101).
8. according to the described measurement mechanism of claim 7, it is characterized in that: an end of described fixed chuck (4) widthwise edge is connecting a web joint (7), and the other end of this web joint is provided with a vertical sleeve (104).
9. described measurement mechanism according to Claim 8 is characterized in that: described web joint (7) and fixed chuck (4) form along its axis and can relatively move and regulate the bindiny mechanism of length.
10. according to the described measurement mechanism of claim 9, it is characterized in that: described side cover (11) is an aluminium alloy side cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013252 CN2879165Y (en) | 2006-03-24 | 2006-03-24 | Clamping mechanism and measuring device having the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013252 CN2879165Y (en) | 2006-03-24 | 2006-03-24 | Clamping mechanism and measuring device having the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2879165Y true CN2879165Y (en) | 2007-03-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620013252 Expired - Lifetime CN2879165Y (en) | 2006-03-24 | 2006-03-24 | Clamping mechanism and measuring device having the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2879165Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674698A (en) * | 2014-01-04 | 2014-03-26 | 何敬丽 | Nylon cord tension testing collet |
| CN106198197A (en) * | 2016-06-22 | 2016-12-07 | 安徽徽风新型合成材料有限公司 | A kind of GSZ stretching clamping device |
-
2006
- 2006-03-24 CN CN 200620013252 patent/CN2879165Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674698A (en) * | 2014-01-04 | 2014-03-26 | 何敬丽 | Nylon cord tension testing collet |
| CN106198197A (en) * | 2016-06-22 | 2016-12-07 | 安徽徽风新型合成材料有限公司 | A kind of GSZ stretching clamping device |
| CN106198197B (en) * | 2016-06-22 | 2018-08-31 | 安徽徽风新型合成材料有限公司 | A kind of TGXG stretching clamping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081205 Address after: Shanghai City, Songjiang District Spring Road No. 18, zip code: 201612 Patentee after: MTS Industry System (China) Co., Ltd. Address before: No. 100, tea industrial village, Shahe West Road, Shenzhen, Guangdong, Nanshan District Province, China: 518000 Patentee before: Shenzhen Sans Material Detection Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: METERS INDUSTRY SYSTEMS ( CHINA) CO., LTD. Free format text: FORMER OWNER: SHENZHEN SANS MATERIAL DETECTION CO., LTD. Effective date: 20081205 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070314 |
|
| EXPY | Termination of patent right or utility model |