CN204086006U - A kind of large deformation fixture - Google Patents
A kind of large deformation fixture Download PDFInfo
- Publication number
- CN204086006U CN204086006U CN201420530192.2U CN201420530192U CN204086006U CN 204086006 U CN204086006 U CN 204086006U CN 201420530192 U CN201420530192 U CN 201420530192U CN 204086006 U CN204086006 U CN 204086006U
- Authority
- CN
- China
- Prior art keywords
- pulley
- seat
- main clamp
- clamping fixture
- large deformation
- 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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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of large deformation fixture, includes underframe, column, slide bar, main clamp seat, upper base plate and weight, this column and slide bar are all vertically arranged on base, this main clamp seat can be sheathed on slide bar up and downly, this main clamp seat is provided with the first clamping fixture seat, the outer end of this first clamping fixture seat is provided with the second clamping fixture seat, this first clamping fixture seat is arranged side by side two movable direct selling, locating piece is connected with between this two movable the inner of selling directly to households, chuck is connected with between this two movable outer end of selling directly to households, by coordinating the first clamping fixture seat, second clamping fixture seat, movable direct selling, locating piece, the parts such as chuck and spring make the utility model to be tightly locked by sample holder well, simple to operation, and by main clamp seat is arranged on slide bar, and coordinate weight, stay cord, pulley, scrambler etc., the accurate adjustment of main clamp seat upper-lower position can be realized, meet the testing requirements of any large deformation sample.
Description
Technical field
The utility model relates to field of fixtures technology, refers in particular to a kind of large deformation fixture.
Background technology
Material Testing Machine is the fine measuring instrument of mechanical property, shop characteristic, inherent vice and the verification rotating parts dynamic unbalance amount measuring metal material, nonmetallic materials, mechanical component, engineering structure etc. under various condition, environment.In the process of research and probe new material, new technology, new technology and new construction, Material Testing Machine is a kind of indispensable important detecting instrument.Be used for the stretching of metal and nonmetal (containing compound substance), compression, bend, shear, peel off, tear, protect carry, the static mechanical performance test analysis of the item such as lax, reciprocal studies, automatically can ask for the test parameterss such as ReH, ReL, Rp0.2, Fm, Rt0.5, Rt0.6, Rt0.65, Rt0.7, Rm, E, and can domestic according to GB, ISO, DIN, ASTM, JIS etc., international relevant criterion carry out testing and data being provided.
Current Material Testing Machine adopts common extensometer mostly, and it is inadequate to the clamping force of sample, easily gets loose, and, when the distortion of sample is larger, can not meet testing requirements with general extensometer.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, and its fundamental purpose is to provide a kind of large deformation fixture, and it effectively can solve existing extensometer can not clamp sample and the problem that cannot meet testing requirements when sample deformation is larger very well.
For achieving the above object, the utility model adopts following technical scheme:
A kind of large deformation fixture, includes underframe, column, slide bar, main clamp seat, upper base plate and weight, this column and slide bar are all vertically arranged on base, this main clamp seat can be sheathed on slide bar up and downly, this main clamp seat is provided with the first clamping fixture seat, the outer end of this first clamping fixture seat is provided with the second clamping fixture seat, this first clamping fixture seat is arranged side by side two movable direct selling, locating piece is connected with between this two movable the inner of selling directly to households, chuck is connected with between this two movable outer end of selling directly to households, this chuck is positioned at the outside of the second clamping fixture seat, jaws is formed between the outer face of chuck and main clamp seat, wherein a movable direct selling is outer is arranged with spring, the two ends of this spring are butted between locating piece and the first clamping fixture seat respectively, this upper base plate is arranged at the top of column and slide bar, this upper base plate is provided with a scrambler, one first pulley and two second pulleys, this two second pulley is symmetrically distributed in the both sides of the first pulley, this the first pulley Hot encoder, this weight is provided with weight axle, this weight axle is provided with the 3rd pulley, 3rd pulley is wound with stay cord, this weight is hung between underframe and upper base plate by stay cord, this stay cord is walked around the first pulley with the second pulley and to be connected with main clamp seat.
Preferably, described column is aluminium alloy extrusions.
Preferably, described main clamp seat by a bearing holder (housing, cover) can be up and down be sheathed on slide bar.
Preferably, described upper base plate is provided with mount pad, this scrambler and the first pulley are arranged on mount pad.
Preferably, be provided with a pulley base for each second pulley, this pulley base is fixed on the surface of upper base plate, and this two second pulley is installed on corresponding pulley base respectively, each second pulley is all covered with pulley lid, and this pulley lid is installed on corresponding pulley base.
Preferably, described upper base plate is provided with protective cover, outside this protective cover, covers the first pulley, scrambler and the second pulley.
Preferably, the outer end of described main clamp seat is provided with the first adjustment hole, this first clamping fixture seat by this first adjustment hole can inside and outside be adjustably installed on main clamp seat.
Preferably, the outer end of described first clamping fixture seat is provided with the second adjustment hole, this second clamping fixture seat by this second adjustment hole can inside and outside be adjustably installed on the first clamping fixture seat.
Preferably, the two ends of described weight axle are provided with aforementioned 3rd pulley.
Preferably, the inner of described main clamp seat is provided with the connecting hole for stay cord binding.
The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution:
By coordinating the parts such as the first clamping fixture seat, the second clamping fixture seat, movable direct selling, locating piece, chuck and spring, sample holder can be tightly locked by the utility model well, simple to operation, and by main clamp seat is arranged on slide bar, and coordinate weight, stay cord, pulley, scrambler etc., the accurate adjustment of main clamp seat upper-lower position can be realized, meet the testing requirements of any large deformation sample.
For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is the side view of the preferred embodiment of the utility model;
Fig. 2 is the vertical view of the preferred embodiment of the utility model.
Accompanying drawing identifier declaration:
11, underframe 12, column
13, slide bar 14, main clamp seat
15, upper base plate 16, weight
17, bearing holder (housing, cover) 18, first clamping fixture seat
19, the second clamping fixture seat 20, movable direct selling
21, locating piece 22, chuck
23, spring 24, scrambler
25, the first pulley 26, second pulley
27, mount pad 28, pulley base
29, pulley lid 30, protective cover
31, weight axle 32, the 3rd pulley
33, stay cord 101, first adjustment hole
102, the second adjustment hole 103, jaws
104, connecting hole.
Embodiment
Please refer to shown in Fig. 1 and Fig. 2, that show the concrete structure of the preferred embodiment of the utility model, include underframe 11, column 12, slide bar 13, main clamp seat 14, upper base plate 15 and weight 16.
This underframe 11 is No. 45 steel matter, this column 12 is aluminium alloy extrusions, this slide bar 13 is straight line slide bar, this column 12 and slide bar 13 are all vertically arranged on base 11, this main clamp seat 14 can be sheathed on slide bar 13 up and downly, in the present embodiment, this main clamp seat 14 by a bearing holder (housing, cover) 17 can be up and down be sheathed on slide bar 13.
This main clamp seat 14 is provided with the first clamping fixture seat 18, the outer end of this first clamping fixture seat 18 is provided with the second clamping fixture seat 19, in the present embodiment, the outer end of this main clamp seat 14 is provided with the first adjustment hole 101, this first clamping fixture seat 18 by this first adjustment hole 101 can inside and outside be adjustably installed on main clamp seat 14, further, the outer end of this first clamping fixture seat 18 is provided with the second adjustment hole 102, this second clamping fixture seat 19 by this second adjustment hole 102 can inside and outside be adjustably installed on the first clamping fixture seat 18.
This first clamping fixture seat 18 is arranged side by side two movable direct selling 20, locating piece 21 is connected with between the inner of this two movable direct selling 20, chuck 22 is connected with between the outer end of this two movable direct selling 20, this chuck 22 is positioned at the outside of the second clamping fixture seat 19, jaws 103 is formed between the outer face of chuck 22 and main clamp seat 14, wherein be arranged with spring 23 outside a movable direct selling 20, the two ends of this spring 23 are butted between locating piece 21 and the first clamping fixture seat 18 respectively, to impel chuck 22 close realization clamping to the outer face of main clamp seat 14.
This upper base plate 15 is arranged at the top of column 12 and slide bar 13, this upper base plate 15 is provided with a scrambler 24, one first pulley 25 and two second pulleys 26, this two second pulley 26 is symmetrically distributed in the both sides of the first pulley 25, this the first pulley 25 Hot encoder 24, in the present embodiment, this upper base plate 15 is provided with mount pad 27, this scrambler 24 and the first pulley 25 are arranged on mount pad 27, a pulley base 28 is provided with for each second pulley 26, this pulley base 28 is fixed on the surface of upper base plate 15, this two second pulley 26 is installed on corresponding pulley base 28 respectively, each second pulley 26 is all covered with pulley lid 29, this pulley lid 29 is installed on corresponding pulley base 28.And, this upper base plate 15 is provided with protective cover 30, outside this protective cover 30, covers the first pulley 25, scrambler 24 and the second pulley 26.
This weight 16 is provided with weight axle 31, this weight axle 31 is provided with the 3rd pulley 32,3rd pulley 32 is wound with stay cord 33, this weight 16 is hung between underframe 11 and upper base plate 15 by stay cord 33, this stay cord 33 is walked around the first pulley 25 with the second pulley 26 and is connected with main clamp seat 14, and in the present embodiment, the two ends of this weight axle 31 are provided with aforementioned 3rd pulley 32, further, the inner of this main clamp seat 14 is provided with the connecting hole 104 bound for stay cord 33.
The utility model can be installed in various test machine, as Material Testing Machine etc., during use, first make chuck 22 outwards movable, make between the outer face of chuck 22 and main clamp seat 14, to form the jaws being enough to receive sample one end, then jaws 103 put in one end of sample and unclamp chuck, under the effect of spring 23, sample clamps near the activity of the outer face of main clamp seat 14 by chuck 22, and coordinates the effect of the second clamping fixture seat 19, and sample also locks clamping; Then can test sample, in test process, can be realized the adjustment of main clamp seat 14 height by the height controlling weight 16, scrambler 24 can know the height and position of main clamp seat 14 in real time.
Design focal point of the present utility model is: by coordinating the parts such as the first clamping fixture seat, the second clamping fixture seat, movable direct selling, locating piece, chuck and spring, sample holder can be tightly locked by the utility model well, simple to operation, and by main clamp seat is arranged on slide bar, and coordinate weight, stay cord, pulley, scrambler etc., the accurate adjustment of main clamp seat upper-lower position can be realized, meet the testing requirements of any large deformation sample.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (10)
1. a large deformation fixture, is characterized in that: include underframe, column, slide bar, main clamp seat, upper base plate and weight, this column and slide bar are all vertically arranged on base, this main clamp seat can be sheathed on slide bar up and downly, this main clamp seat is provided with the first clamping fixture seat, the outer end of this first clamping fixture seat is provided with the second clamping fixture seat, this first clamping fixture seat is arranged side by side two movable direct selling, locating piece is connected with between this two movable the inner of selling directly to households, chuck is connected with between this two movable outer end of selling directly to households, this chuck is positioned at the outside of the second clamping fixture seat, jaws is formed between the outer face of chuck and main clamp seat, wherein a movable direct selling is outer is arranged with spring, the two ends of this spring are butted between locating piece and the first clamping fixture seat respectively, this upper base plate is arranged at the top of column and slide bar, this upper base plate is provided with a scrambler, one first pulley and two second pulleys, this two second pulley is symmetrically distributed in the both sides of the first pulley, this the first pulley Hot encoder, this weight is provided with weight axle, this weight axle is provided with the 3rd pulley, 3rd pulley is wound with stay cord, this weight is hung between underframe and upper base plate by stay cord, this stay cord is walked around the first pulley with the second pulley and to be connected with main clamp seat.
2. a kind of large deformation fixture as claimed in claim 1, is characterized in that: described column is aluminium alloy extrusions.
3. a kind of large deformation fixture as claimed in claim 1, is characterized in that: described main clamp seat by a bearing holder (housing, cover) can be up and down be sheathed on slide bar.
4. a kind of large deformation fixture as claimed in claim 1, is characterized in that: described upper base plate is provided with mount pad, and this scrambler and the first pulley are arranged on mount pad.
5. a kind of large deformation fixture as claimed in claim 1, it is characterized in that: be provided with a pulley base for each second pulley, this pulley base is fixed on the surface of upper base plate, this two second pulley is installed on corresponding pulley base respectively, each second pulley is all covered with pulley lid, and this pulley lid is installed on corresponding pulley base.
6. a kind of large deformation fixture as claimed in claim 1, is characterized in that: described upper base plate is provided with protective cover, covers the first pulley, scrambler and the second pulley outside this protective cover.
7. a kind of large deformation fixture as claimed in claim 1, is characterized in that: the outer end of described main clamp seat is provided with the first adjustment hole, this first clamping fixture seat by this first adjustment hole can inside and outside be adjustably installed on main clamp seat.
8. a kind of large deformation fixture as claimed in claim 1, is characterized in that: the outer end of described first clamping fixture seat is provided with the second adjustment hole, this second clamping fixture seat by this second adjustment hole can inside and outside be adjustably installed on the first clamping fixture seat.
9. a kind of large deformation fixture as claimed in claim 1, is characterized in that: the two ends of described weight axle are provided with aforementioned 3rd pulley.
10. a kind of large deformation fixture as claimed in claim 1, is characterized in that: the inner of described main clamp seat is provided with the connecting hole for stay cord binding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420530192.2U CN204086006U (en) | 2014-09-15 | 2014-09-15 | A kind of large deformation fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420530192.2U CN204086006U (en) | 2014-09-15 | 2014-09-15 | A kind of large deformation fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204086006U true CN204086006U (en) | 2015-01-07 |
Family
ID=52178708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420530192.2U Expired - Fee Related CN204086006U (en) | 2014-09-15 | 2014-09-15 | A kind of large deformation fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204086006U (en) |
-
2014
- 2014-09-15 CN CN201420530192.2U patent/CN204086006U/en not_active Expired - Fee Related
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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: 20150107 Termination date: 20170915 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |