CN207408188U - A kind of glue shearing force sample preparation device - Google Patents
A kind of glue shearing force sample preparation device Download PDFInfo
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- CN207408188U CN207408188U CN201721390794.2U CN201721390794U CN207408188U CN 207408188 U CN207408188 U CN 207408188U CN 201721390794 U CN201721390794 U CN 201721390794U CN 207408188 U CN207408188 U CN 207408188U
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- clamping device
- sample
- screw
- shearing force
- sample preparation
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Abstract
The utility model is related to a kind of glue shearing force sample preparation device, including rack；First clamping device and the second clamping device are respectively used to the first sample of clamping and the second sample；Distance adjusting mechanism, the first clamping device and/or the second clamping device are arranged on by distance adjusting mechanism in rack, and the distance between the first sample and the second sample are controlled by distance adjusting mechanism.The prior art is different from, the utility model controls the distance between the first sample and the second sample by distance adjusting mechanism, can accurately control glue thickness, ensure the uniformity of sample preparation.
Description
Technical field
The utility model is related to shearing force sample making technical field, more particularly to a kind of glue shearing force sample preparation device.
Background technology
Structure glue is widely used to as a kind of mode for lightweight connection in various mechanical structures.And it prepares
Preferable laboratory sample, the intensity for accurately measuring structure glue sticking shearing force are particularly important.
But the first sample, is mostly placed in sampling die, coats by the prior art, the shearing method for making sample of structure glue
Second sample is pressed in sample preparation on the first sample, sample preparation inefficiency by glue, and sample preparation thickness is unable to control.The also prior art
The middle method using wire control bondline thickness carries out sample preparation, and this method wire first might have shadow to experimental data
It rings, secondly cannot control bondline thickness well, sample preparation repeatability is bad again, and test request is not achieved in the sample of making.
Utility model content
For this reason, it may be necessary to provide a kind of glue shearing force sample preparation device, it is unable to control by distance adjusting mechanism for solution
The technical issues of bondline thickness.
To achieve the above object, a kind of glue shearing force sample preparation device is inventor provided, including
Rack；
First clamping device and the second clamping device are respectively used to the first sample of clamping and the second sample；
Distance adjusting mechanism, the first clamping device and/or the second clamping device are arranged on rack by distance adjusting mechanism
On, the distance between the first sample and the second sample are controlled by distance adjusting mechanism.
As a kind of preferred structure of the utility model, first clamping device, the second clamping device clamp for screw
Mechanism, grips mechanism, vice clamping device, any of which or two kinds of combination.
As a kind of preferred structure of the utility model, first clamping device, second clamping device are described
Screw clamping device, the screw clamping device include pedestal, stent and screw, and the stent includes first support and second
Stent, the first support are fixed on the pedestal, and the second support is equipped with the internal thread hole with screw cooperation, described
Screw passes through the internal thread hole, for sample to be fixed on the pedestal.
As a kind of preferred structure of the utility model, the pedestal is equipped with the groove to match with sample shape.
As a kind of preferred structure of the utility model, the distance adjusting mechanism is sliding block slide adjustment mechanism, described
Sliding block slide adjustment mechanism includes sliding block and slide, and the slide is arranged in rack, the first clamping device and/or the second folder
It holds mechanism to be fixed on sliding block, the sliding block slides on slide.
As a kind of preferred structure of the utility model, first clamping device is arranged on machine by distance adjusting mechanism
On frame, second clamping device is fixed in rack, and the sliding block slide adjustment mechanism further includes screw, the sliding block
The internal thread with screw cooperation is equipped with, first clamping device is fixed on sliding block, and the screw is arranged in rack, is led to
The cooperation for crossing screw and sliding block adjusts the distance between the first clamping device and the second clamping device.
As a kind of preferred structure of the utility model, one end of the screw is connected with gantry rotation, the end of the other end
End is equipped with rotating wheel, and the rotating wheel, which is equipped with, rotates scale, and the rack is equipped with pointer, and the pointer relatively rotates scale
It sets.
As a kind of preferred structure of the utility model, the pointer is arranged on by A-frame in rack.
As a kind of preferred structure of the utility model, the sample preparation device further includes sample fixed mechanism, the sample
Fixed mechanism includes upper cushion block and lower cushion block, the upper cushion block and the lower cushion block for keep the first sample and the second sample it
Between distance.
As a kind of preferred structure of the utility model, L-shaped pad of the upper cushion block with the lower cushion block to cooperate
Block, the L-shaped cushion block include the first cushion block portion laterally set and the second vertically arranged cushion block portion, the second cushion block portion
Height be equal to glue to be tested thickness add sample thickness.
The prior art is different from, above-mentioned technical proposal is respectively used to press from both sides by the first clamping device and the second clamping device
The first sample and the second sample are held, the distance between the first sample and the second sample are controlled by distance adjusting mechanism.First the
Glue is coated on a sample or the second sample, another sample is controlled to be fixed, it is possible to very close to the sample for coating glue
The thickness of good control glue, the sample of making meet various testing requirements.
Description of the drawings
Fig. 1 is the schematic diagram of glue shearing force testing in the present embodiment；
Fig. 2 is the schematic three dimensional views of glue shearing force sample preparation device in the present embodiment；
Fig. 3 is the structure diagram of feed screw nut's adjusting mechanism in the present embodiment；
Fig. 4 is the structure diagram of screw clamping device in the present embodiment；
Fig. 5 is rotating wheel and the structure diagram of pointer cooperation in the present embodiment；
Fig. 6 is upper cushion block and the schematic three dimensional views of lower cushion block cooperation in the present embodiment；
Fig. 7 is upper cushion block and the structure diagram of lower cushion block cooperation in the present embodiment.
Reference sign：
10th, rack；
12nd, column；
13rd, bottom plate；
20th, the first clamping device；
21st, the first sample；
22nd, glue to be tested；
30th, the second clamping device；
31st, the second sample；
32nd, pedestal；
33rd, stent；
331st, first support；
332nd, second support；
34th, screw；
35th, groove；
40th, distance adjusting mechanism；
41st, screw；
411st, rotating wheel；
412nd, scale is rotated；
413rd, pointer；
414th, A-frame；
42nd, sliding block；
43rd, slide；
50th, upper cushion block；
60th, lower cushion block；
61st, the first cushion block portion；
62nd, the second cushion block portion.
Specific embodiment
For the technology contents of the utility model, construction feature, the objects and the effects are described in detail, below in conjunction with implementation
Mode simultaneously coordinates attached drawing to be explained in detail.
It please refers to Fig.1 to Fig. 7, the present embodiment is related to a kind of glue shearing force sample preparation device, glue shearing force testing
Principle is as shown in Figure 1, coat glue 22 to be tested, by directed force F between the first sample 21 and the second sample 311、F2To from left to right
Start to stretch, do shearing force testing, obtain the anti-shearing force intensity of glue 22 to be tested.And more particularly to it is treated in the present embodiment
The device of testing glue shearing force sample preparation.
As shown in Fig. 2, the present embodiment includes rack 10, the first clamping device 20, the second clamping device 30 and apart from tune
Mechanism 40, the first clamping device 20 and the second clamping device 30 are saved, is respectively used to the first sample 21 of clamping and the second sample 31；Away from
There are one at least having from adjusting mechanism 40, can distance adjusting mechanism be passed through with the first clamping 20 and second clamping device 30 of framework
40 control the distance between the first samples 21 and the second sample 31.It can also be in the first clamping device 20 and the second clamping device 30
Any one controls the distance between the first sample 21 and the second sample 31 by distance adjusting mechanism 40.
Preferably, in the present embodiment, the first clamping framework 20 is arranged on by distance adjusting mechanism 40 in rack 10, and second
Clamping device 30 is fixed in rack 10, the column 12 and bottom plate 13 that rack 10 includes, in the present embodiment, column 12
Quantity is four, and the second clamping device 30 is fixed on base 13 by four columns 12, the pedestal 32 of the second clamping device 30
Corner is fixed by screws in respectively on four columns 12；Second clamping device, 30 fixing-stable as a result, will not be rocked arbitrarily,
So as to change the thickness of the glue to be tested 22 between the first sample 21 and the second sample 31, while padded second clamping device
30 height, the person of being conveniently operated use.
As shown in Figure 3,4, the first clamping device 20, the second clamping device 30 be screw clamping device, screw clamping device
Including pedestal 32, stent 33 and screw 34, in the present embodiment, the stent 33 of the first clamping device 20 is T-shaped stent, second
The stent 33 of clamping device 30 is Z-shaped stent, respectively including first support 331 and second support 332 and for by stent 33
It is fixed on the 3rd stent of pedestal 32.In other preferred embodiments, stent 33 can be L bracket, and L bracket includes structure
The first support 331 on L-shaped both sides and second support 332, first support 331 are fixed on pedestal 32, are set in second support 332
There is the internal thread hole coordinated with screw 34, screw 34 passes through internal thread hole, for sample to be fixed on pedestal 32.It in this way, can
By screwing screw 34, sample is fixed on pedestal 32, fix stably, will not double swerve, influence glue 22 to be tested
Thickness.
Further, in the present embodiment, pedestal 32 is equipped with the groove 35 to match with sample shape.Sample can be
It is rodlike, or the sample of strip or other shapes in the present embodiment；And the shape of 35 relative sample of groove is set,
Variously-shaped sample to be tested is made for being applicable in.In the present embodiment, groove 35 is rectangular recess, with bar samples phase
Match somebody with somebody, sample is just fixed in groove 35, will not be moved left and right, and causes gluing uneven.
In other embodiments, the first clamping device 20, the second clamping device 30 are screw clamping device, grips machine
Structure, vice clamping device, any of which or two kinds of combination, wherein the first clamping device 20, the second clamping device 30 can
Be screw clamping device, grips mechanism, vice clamping device or for screw clamping device, grips mechanism,
The combination of vice clamping device any two.It is also possible to realize the clamping to the first sample 21, the second sample 31.
In the present embodiment, distance adjusting mechanism 40 is sliding block slide adjustment mechanism, and sliding block slide adjustment mechanism includes sliding
Block 42 and slide 43, slide 43 are arranged in rack 10, and the first clamping device 20 and/or the second clamping device 30 are fixed on cunning
On block 42, sliding block 42 slides on slide 43.In the present embodiment, the first clamping device 20 is fixed on sliding block 42 by fixed screw
On.Sliding block slide adjustment mechanism further includes screw 41, and the bottom of screw 41 is sliding in the present embodiment to be rotatably arranged in rack 10
Block 42 is equipped with the internal thread hole coordinated with screw 41, and internal thread hole can be arranged on each position of sliding block 42, this implementation
The center of sliding block is arranged in example.First clamping device 20 is fixed on by fixed screw on sliding block 42, and screw 41 is rotatably set
Put in rack 10, be engaged with sliding block 42 to adjust by screw 41 first clamping device 20 and the second clamping device 30 it
Between distance.Rack 10 is equipped with 42 matched slide 43 of sliding block, the slip coordinated with slide 43 on the back side of sliding block 42
Face is rectangle plane.In this way, by rotary screw rod 41, sliding block 42 is engaged with the slide 43 of rack 10, realizes the upper of sliding block 42
It rises or declines, and the first clamping device 20 is fixed on sliding block 42, and the first sample is clamped so as to fulfill the first clamping device 20
21 realize rise and fall, so as to close to the second sample 31, the accurate thickness for controlling glue.
Preferably, the back side of sliding block 42 is smooth rectangle plane, it is thus possible to reduce rubbing between sliding block 42 and slide 43
It wipes, improves efficiency.
In other embodiments, distance adjusting mechanism 40 can have the embodiment of other lifting adjusting structures, Ke Yishi
Existing the distance between first sample 21 and the second sample 31 adjusting, so as to control the thickness of glue 22 to be tested.
As shown in figure 5, one end of screw 41 is rotatablely connected with rack 10, the end of the other end is equipped with rotating wheel 411, rotates
Wheel 411, which is equipped with, rotates scale 412, and rack 10 is equipped with pointer 413, and pointer 413 is fixed on rack 10 by A-frame 414
On, in this way, fix stably, the person of being conveniently operated uses.Pointer 413 is oppositely arranged with rotating scale 412.Turn on rotating wheel 411
Dynamic scale 412, can be divided into 1 °, 5 °, 10 °, 20 ° etc., and the angle of the rotation of rotating wheel 411 is calculated by formula, can be slided
The distance that block 42 rises or declines, the second clamping device 30 be it is fixed, on the basis of zero distance.First clamping device 20 is from
Two clamping devices 30 rise to the thickness that required height is glue 22 to be tested, by pointer 413 with rotating scale 412
Cooperation, can be accurately obtained it is any required for glue 22 to be tested thickness, the accurate thickness for controlling glue.
In other embodiments, one end of screw 41 is rotatablely connected with rack 10, and the other end is connected with external motor.Electricity
Machine can be stepper motor or servomotor, and stepper motor is that electric impulse signal is changed into angular displacement or the open loop of displacement of the lines
Control element.In the case of non-overload, the rotating speed of motor, the position stopped being solely dependent upon frequency and the pulse of pulse signal
Number, and from the influence of load variation, i.e., add a pulse signal to motor, motor then turns over a step angle.Servomotor
Refer to the engine that control machinery element operates in servo-drive system, be a kind of subsidy indirect speed change gear of motor.It can make control
Speed, positional precision is very accurate, and voltage signal can be converted into torque and rotating speed with drive control object.Step can be utilized
Stepper motor or servomotor accurately control the thickness of glue.Later motor can be used to replace rotating wheel 411, it is easy to use,
Sample making is simple.
As shown in fig. 6, in the present embodiment, sample preparation device further includes sample fixed mechanism, and sample fixed mechanism includes upper pad
Block 50 and lower cushion block 60, upper cushion block 50 is with lower cushion block 60 for holding the distance between the first sample 21 and the second sample 31.On
Cushion block 50 can have other specific embodiments with lower cushion block 60, by cushion block upper groove or the structure of protrusion, realize and keep first
The distance between 21 and second sample 31 of sample.In this way, can glue to be tested be kept by upper cushion block 50 and lower cushion block 60
The thickness of water 22 facilitates and smoothly takes off it from sample preparation device, changes lower a pair of of sample and continues sample preparation, accelerates sample preparation speed
Degree.
As shown in fig. 7, upper cushion block 50 includes what is laterally set with lower cushion block 60 for the L-shaped cushion block to cooperate, L-shaped cushion block
First cushion block portion 61 and the second vertically arranged cushion block portion 62, the height in the second cushion block portion 62 are equal to the thickness of glue 22 to be tested
Degree is plus the thickness of sample.It is cooperated as a result, by the second cushion block portion 62 of upper lower cushion block, keeps the thickness of glue 22 to be tested
Degree is stablized, and facilitates and smoothly takes out it from sample preparation device, accelerates sample preparation efficiency.
During use, first by 31 gluing of the second sample, then it is fixed on the second clamping device 30 with housing pin 34
Pedestal 32 on, the first sample 21 is fixed on the pedestal 32 of the first clamping device 20, rotate rotating wheel 411, pass through rotating wheel
Rotation scale 412 on 411, it is accurate to control 21 falling head of the first sample, so as to control the glue thickness between two samples, connect
It and removes excessive glue using frictioning rubber scraping bar.Lower cushion block 60 is padded on the second sample 31, and upper cushion block 50 is padded on the first sample 21, and
It is clamped with iron clamp, unclamps two clamping devices, two sample clampings are removed together, are placed in incubator.After glue curing, pine
Iron clamp is opened, takes out two cushion blocks, you can completes sample preparation.By the protection of cushion block, ensure that bondline thickness is unaffected, and by it from system
It is smoothly taken out on sampling device.
The prior art is distinguished, the fine rotational control slide block 42 that the present embodiment passes through rotating wheel 411 moves up and down distance,
And then glue thickness is controlled, ensure the uniformity of sample preparation；Tightening and loosen by housing pin 34, it is fixed or take out sample；
Before taking out sample from clamping device, excessive glue first is removed with rubber scraping bar, can prevent influence of the excessive glue to experimental data.
The above description is only the embodiments of the present invention, not thereby limits the scope of patent protection of the utility model,
Every equivalent structure transformation made based on the specification and figures of the utility model, is directly or indirectly used in other phases
The technical field of pass, is equally included in the patent within the scope of the utility model.
Claims (10)
1. a kind of glue shearing force sample preparation device, it is characterised in that：Including
Rack；
First clamping device and the second clamping device are respectively used to the first sample of clamping and the second sample；
Distance adjusting mechanism, first clamping device and/or second clamping device are set by the distance adjusting mechanism
It puts in the rack, the distance between the first sample and the second sample is controlled by the distance adjusting mechanism.
2. glue shearing force sample preparation device according to claim 1, it is characterised in that：It is first clamping device, described
Second clamping device is screw clamping device, grips mechanism, vice clamping device, any of which or two kinds of group
It closes.
3. glue shearing force sample preparation device according to claim 2, it is characterised in that：It is first clamping device, described
Second clamping device is the screw clamping device, and the screw clamping device includes pedestal, stent and screw, the stent
Including first support and second support, the first support is fixed on the pedestal, and the second support is equipped with and screw
The internal thread hole of cooperation, the screw passes through the internal thread hole, for sample to be fixed on the pedestal.
4. glue shearing force sample preparation device according to claim 3, it is characterised in that：The pedestal is equipped with and sample shape
The groove that shape matches.
5. glue shearing force sample preparation device according to claim 1, it is characterised in that：The distance adjusting mechanism is sliding block
Slide adjustment mechanism, the sliding block slide adjustment mechanism include sliding block and slide, and the slide is arranged in the rack, institute
It states the first clamping device and/or second clamping device is fixed on the sliding block, the sliding block slides on the slide.
6. glue shearing force sample preparation device according to claim 5, it is characterised in that：First clamping device passes through institute
It states distance adjusting mechanism to be arranged in the rack, second clamping device is fixed in the rack, the sliding block
Slide adjustment mechanism further includes screw, and the sliding block is equipped with the internal thread with screw cooperation, and first clamping device is fixed
On the sliding block, the screw is arranged in the rack, and described the is adjusted by the cooperation of the screw and the sliding block
The distance between one clamping device and second clamping device.
7. glue shearing force sample preparation device according to claim 6, it is characterised in that：One end of the screw and the machine
Frame is rotatablely connected, and the end of the other end is equipped with rotating wheel, and the rotating wheel, which is equipped with, rotates scale, and the rack, which is equipped with, to be referred to
Pin, the pointer are set relative to the rotation scale.
8. glue shearing force sample preparation device according to claim 7, it is characterised in that：The pointer is set by A-frame
It puts in the rack.
9. glue shearing force sample preparation device according to claim 1, it is characterised in that：The sample preparation device further includes sample
Fixed mechanism, the sample fixed mechanism include upper cushion block and lower cushion block, and the upper cushion block and the lower cushion block are for keeping the
The distance between a sample and the second sample.
10. glue shearing force sample preparation device according to claim 9, it is characterised in that：The upper cushion block and the underlay
Block is the L-shaped cushion block to cooperate, and the L-shaped cushion block includes the first cushion block portion laterally set and the vertically arranged second pad
Block portion, the height in the second cushion block portion are equal to thickness of the thickness plus sample of glue to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721390794.2U CN207408188U (en) | 2017-10-26 | 2017-10-26 | A kind of glue shearing force sample preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721390794.2U CN207408188U (en) | 2017-10-26 | 2017-10-26 | A kind of glue shearing force sample preparation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207408188U true CN207408188U (en) | 2018-05-25 |
Family
ID=62407875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721390794.2U Active CN207408188U (en) | 2017-10-26 | 2017-10-26 | A kind of glue shearing force sample preparation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207408188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702135A (en) * | 2021-09-16 | 2021-11-26 | 中车株洲电力机车有限公司 | Sample preparation device |
-
2017
- 2017-10-26 CN CN201721390794.2U patent/CN207408188U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702135A (en) * | 2021-09-16 | 2021-11-26 | 中车株洲电力机车有限公司 | Sample preparation device |
| CN113702135B (en) * | 2021-09-16 | 2024-02-06 | 中车株洲电力机车有限公司 | Sample preparation device |
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