CN206627361U - Three-point mount fatigue experiment clamping device - Google Patents
Three-point mount fatigue experiment clamping device Download PDFInfo
- Publication number
- CN206627361U CN206627361U CN201720371734.XU CN201720371734U CN206627361U CN 206627361 U CN206627361 U CN 206627361U CN 201720371734 U CN201720371734 U CN 201720371734U CN 206627361 U CN206627361 U CN 206627361U
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- China
- Prior art keywords
- bolt
- wooden unit
- spring steel
- clamping device
- steel plate
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- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model belongs to mechanical clamping device field, is related to a kind of three-point mount fatigue experiment clamping device, including length adjustable member 1, connection member 2 and clamp assemblies 3；The length adjustable member 1 is made up of the first wooden unit 11 and the first spring steel 12, and first spring steel is located at the first wooden unit bottom, and by the first bolt, the second bolt is connected with the first wooden unit；Two trapezoid blocks that first wooden unit is divided into by the oblique line that the positive Middle face of the first wooden unit keeps left；The connection member passes through the 3rd bolt connection with the length adjustable member；The clamp assemblies include the second wooden unit, second spring steel and a pair of spring steel plates；The second spring steel is fixedly connected with the second wooden unit by the 4th bolt, the 5th bolt；And connected by the 4th bolt, the 5th bolt with connection member.The utility model solves reference coupon Placement Problems, reduces influencing each other between reference coupon and clamping device.
Description
Technical field
The utility model belongs to mechanical clamping device field, is related to a kind of three-point mount fatigue experiment clamping device, is used for
The reference coupon clamping that tired Dissipated energy accurately calculates.
Background technology
During high cycle fatigue, when material reaches the stable heat dissipation stage, local temperature rise is within 0.5 DEG C.In record such as
During this small temperature change, temperature measurement system sensitivity, environment temperature disturbance etc. can have a strong impact on the precision of measurement, and
By the heat of material release, all observation is also an insoluble problem.Dissipated energy based on infrared fatigue test calculates will
Ask, specimen temperature field influenceed to reduce the change of environment temperature, set one not apply load effect same sample and refer to,
The temperature field data of two samples is gathered in experiment every time, takes its difference.In experimentation, how reference coupon to be fixed on
Load by sample, while reduce reference coupon and the mutual influence of fixing device as far as possible, turn into urgently to be resolved hurrily and ask
Topic.
Utility model content
For above-mentioned technical problem, the present invention proposes a kind of reference coupon clamping device, and reference coupon is fixed on and added
Carry by sample.Concrete technical scheme is as follows：
A kind of three-point mount fatigue experiment clamping device, including length adjustable member 1, connection member 2 and clamp assemblies 3；
The length adjustable member 1 is made up of the first wooden unit 11 and the first spring steel 12, and first spring steel 12 is located at the first wooden unit
Bottom, by the first bolt 14, the second bolt 15 is connected with the first wooden unit 11；First wooden unit 11 by the first wooden unit just
Two trapezoid blocks that the oblique line 16 that Middle face keeps left is divided into；
The connection member 2 is connected with the length adjustable member 1 by the 3rd bolt 21；
The clamp assemblies 3 include the second wooden unit 31, second spring steel 32 and a pair of spring steel plates 33；The second spring
Steel 32 is fixedly connected with the second wooden unit 31 by the 4th bolt 34, the 5th bolt 35；And pass through the 4th bolt 34, the 5th bolt 35
Connected with connection member 2；
The second spring steel 32 is integrated, and is made up of upper, middle and lower three parts, and top is first be turned over downwards
Steel plate 321, bottom are the second steel plate 323 outwards turned down, and middle part is the 3rd steel plate 322；The pair of spring steel plate 33 is set
In the right-hand member of the second steel plate 323, reference coupon is clamped for coordinating with the first steel plate 321；3rd steel plate 322 passes through the 4th
Bolt 34, the 5th bolt 35 are fixedly connected with the second wooden unit 31.
Preferably, two trapezoid blocks on the length adjustable member, are designated as the first trapezoid block and the second trapezoid block respectively,
Square groove 13 is being opened up on corresponding first spring steel plate 12 below first trapezoid block, is being easy to the first square in moving process,
First bolt 14 moves in square groove.
Preferably, first spring steel 12 is shorter in length than the first wooden unit 11, and the first spring steel and the second trapezoid block bottom
Align at portion edge.
The beneficial effect obtained using the utility model：The utility model provides a kind of three-point mount clamping device, leads to
The design for crossing length adjustment device is successfully realized fixation of the three-point mount clamping device on fatigue experimental machine, to reference coupon
Placement bring it is greatly convenient；Sample is accommodated using three points on spring steel, cleverly make use of spring steel
Elastic force, reduce influencing each other between reference coupon and clamping device.
Brief description of the drawings
Fig. 1 is the utility model overall structure schematic perspective view；
Fig. 2 is clamp assemblies schematic perspective view；
Fig. 3 is front view of the present utility model；
Fig. 4 is top view of the present utility model；
Fig. 5 is side view of the present utility model.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, the utility model is made up of length adjustable member 1, connection member 2, the three parts of clamp assemblies 3.It is long
Degree regulating member 1 is connected by connection member 2 with clamp assemblies 3, to realize placement of the reference coupon on fatigue experimental machine,
The device is easy to clamp, conveniently installed on fatigue experimental machine.
The length adjustable member 1 is made up of the first wooden unit 11 and the first spring steel 12, and first spring steel 12 is located at
First wooden unit bottom, by the first bolt 14, the second bolt 15 is connected with the first wooden unit 11；First wooden unit 11 is by
Two trapezoid blocks that the oblique line 16 that the positive Middle face of one wooden unit keeps left is divided into, are designated as the first trapezoid block and the second trapezoid block, this reality
Apply in example, the diagonal positions on the front of the first wooden unit 11, oblique line top cut-point is located at three points of the first wooden unit total length
One of place, lower section cut-point be located at 1/6th of the first wooden unit total length.The length of first wooden unit 11 compares fatigue experimental machine
The wide 5mm of square groove length or so, it is trapezoidal using left side first at tangent line when the utility model is placed in the square groove of fatigue experimental machine
The fixation slid with the first bolt of block to the right, the utility model device is fixed in fatigue experimental machine square groove, simultaneously
The height of first wooden unit 11 takes 30cm or so so that the utility model device can be in fatigue experimental machine square groove short transverse on
Lower regulation, so as to adjust the upper-lower position of reference coupon.The left length of first spring steel 12 (i.e. close to the first trapezoid block) is than the
One wooden unit 11 is short so that on the left of tangent line wooden unit to upper right side slide when, the reduction of the entire length of length adjustable member 1.First spiral shell
First spring steel 12 of the bottom right of bolt 14 has a square groove 13 so that the first trapezoid block to upper right side slide when, the first spiral shell
Bolt 14 can also move right.The width of square groove 13 is more than bolt screw diameter, and square slot length is extended to the right to tangent line
16 lower front positions, as shown in Figure 4.
As shown in figure 3, being the utility model front view, the connection member 2 passes through the 3rd with the length adjustable member 1
Bolt 21 connects；In embodiment, the connection member is made of spring steel, and in rectangular-shape, 3 brills are opened up in connection member
Hole, penetrated and be connected with the 3rd bolt, the 4th bolt and the 5th bolt respectively.
As shown in Fig. 2 being clamp assemblies schematic diagram described in the utility model, the clamp assemblies 3 include the second wooden unit 31,
Second spring steel 32 and a pair of spring steel plates 33；The wooden unit 31 of second spring steel 32 and second passes through the 4th bolt the 34, the 5th
Bolt 35 is fixedly connected；And connected by the 4th bolt 34, the 5th bolt 35 and connection member 2.
The second spring steel 32 is integrated, and is made up of upper, middle and lower three parts, and top is first be turned over downwards
Steel plate 321, bottom are the second steel plate 323 outwards turned down, and middle part is the 3rd steel plate 322；The pair of spring steel plate 33 is set
In the right-hand member of the second steel plate 323, for coordinating clamping workpiece with top；3rd steel plate 322 passes through the 4th bolt the 34, the 5th
Bolt 35 is fixedly connected with the second wooden unit 31.
Two drillings are offered on second wooden unit and the 3rd steel plate, for the 4th bolt 34, the 5th bolt 35
Penetrate and be connected.
In embodiment in the manufacturing process of second spring steel 32, second spring steel is stretched to the right along the width of the second wooden unit 31
Long part (in such as Fig. 5, the second wooden unit width is i.e. perpendicular to paper inward direction), the second steel plate that this is extended to the right
Along the second wooden unit lower central position, outwards turnover 90 ° (outside perpendicular to the second wooden unit) obtains the second steel plate 323, in Fig. 5
Left view shown in, the longitudinal direction of two spring steel plates 33 (vertical paper direction) is welded in the upper end of the second steel plate 323；Described second
The thickness of spring steel can select according to being actually needed, value 2mm in the present embodiment.
The top of second spring steel 32 extends upwards along the length direction of the second wooden unit 31, the second bullet that this is extended upwards
Spring steel 32 obtains the first steel plate 321 along the second wooden unit 31 along 90 ° of turnover to the right, as shown in left view, by first after turnover
The low order end of steel plate 321 is turned over downwards 90 °；It is in left viewShape.Reference coupon 4 is fixed using spring steel elastic force
Between three points that two points of one point of upper position and lower position are formed, realize by reference coupon by a contact with
Three-point mount device couples.3rd steel plate 322 is fitted on the second wooden unit, is in " Γ " shape in front view.
The utility model the elastic force of spring steel, realizes the clamping of reference coupon due to the ingenious sliding that make use of wooden unit
Regulation up and down with fatigue experimental machine, can not consider the conduction of heat between reference coupon and clamping device,
Reference coupon is placed on to the temperature number of fields of a temperature acquisition window, collection loading sample and reference coupon with loading sample
According to taking difference to reduce influence of the change of environment temperature to loading specimen temperature field.The utility model have be easy to clamping, easily
In installation, it is simple in construction, cheap many advantages, such as, be easy to quick popularization and promote.
Claims (3)
- A kind of 1. three-point mount fatigue experiment clamping device, it is characterised in that：Including length adjustable member (1), connection member (2) With clamp assemblies (3)；The length adjustable member (1) is made up of the first wooden unit (11) and the first spring steel (12), and described first Spring steel (12) is located at the first wooden unit bottom, and by the first bolt (14), the second bolt (15) is connected solid with the first wooden unit (11) It is fixed；Two trapezoid blocks that first wooden unit (11) is divided into by the oblique line (16) that the positive Middle face of the first wooden unit keeps left；The connection member (2) is connected with the length adjustable member (1) by the 3rd bolt (21)；The clamp assemblies (3) include the second wooden unit (31), second spring steel (32) and a pair of spring steel plates (33)；Described second Spring steel (32) is fixedly connected with the second wooden unit (31) by the 4th bolt (34), the 5th bolt (35)；And pass through the 4th bolt (34), the 5th bolt (35) and connection member (2) connection；The second spring steel (32) is integrated, and is made up of upper, middle and lower three parts, and top is the first steel being turned over downwards Plate (321), bottom are the second steel plate (323) outwards turned down, and middle part is the 3rd steel plate (322)；The pair of spring steel plate (33) right-hand member of the second steel plate (323) is arranged on, for clamping reference coupon；3rd steel plate (322) passes through the 4th bolt (34), the 5th bolt (35) is fixedly connected with the second wooden unit (31).
- A kind of 2. three-point mount fatigue experiment clamping device as claimed in claim 1, it is characterised in that：The length adjustment portion Two trapezoid blocks on part, are designated as the first trapezoid block and the second trapezoid block respectively, the first bullet corresponding to below the first trapezoid block A square groove (13) is opened up on spring steel (12), is easy to the first square in moving process, first bolt (14) is in square groove Interior movement.
- A kind of 3. three-point mount fatigue experiment clamping device as claimed in claim 2, it is characterised in that：First spring steel (12) it is shorter in length than the first wooden unit (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720371734.XU CN206627361U (en) | 2017-04-11 | 2017-04-11 | Three-point mount fatigue experiment clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720371734.XU CN206627361U (en) | 2017-04-11 | 2017-04-11 | Three-point mount fatigue experiment clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206627361U true CN206627361U (en) | 2017-11-10 |
Family
ID=60207482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720371734.XU Expired - Fee Related CN206627361U (en) | 2017-04-11 | 2017-04-11 | Three-point mount fatigue experiment clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206627361U (en) |
-
2017
- 2017-04-11 CN CN201720371734.XU patent/CN206627361U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171110 Termination date: 20200411 |