CN207248629U - A kind of material stretch test machine - Google Patents
A kind of material stretch test machine Download PDFInfo
- Publication number
- CN207248629U CN207248629U CN201721146957.2U CN201721146957U CN207248629U CN 207248629 U CN207248629 U CN 207248629U CN 201721146957 U CN201721146957 U CN 201721146957U CN 207248629 U CN207248629 U CN 207248629U
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- connecting rod
- threaded connector
- pull head
- bulb
- ball head
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Abstract
The utility model discloses a kind of material stretch test machine, including：Upper stretching assembly, lower stretching assembly, the upper stretching assembly includes upper pull head, upper threaded connector is equipped with the downside of the upper pull head, the upper threaded connector top is equipped with multi-diameter shaft, the upper threaded connector bottom is equipped with external screw thread, the upper threaded connector is flexibly connected by multi-diameter shaft with upper pull head, bulb contiguous block is equipped with the downside of the upper threaded connector, the bulb contiguous block top is equipped with internal thread, the bulb contiguous block is threadably secured with upper threaded connector to be connected, the bulb contiguous block lower part is equipped with interior ball groove, ball head connecting rod is equipped with the interior ball groove, the ball head connecting rod top is equipped with ball head connecting rod bulb, the ball head connecting rod lower part is equipped with ball head connecting rod bar portion.The utility model test specimen center can be aligned automatically, and test specimen process clamping is quick, simple, and can be with the test specimen of clamping various shapes.
Description
Technical field
It the utility model is related to tensile test apparatus technical field, more particularly to a kind of material stretch test machine.
Background technology
When carrying out stretching experiment to the component for bearing tensile load in metal material field at present, mostly manually drawn
Stretch experiment or using tensile test apparatus, existing experimental rig structure is complex, and volume is larger, is tried to small workpiece
When testing, it can not meet use demand, and the test specimen center alignment difficulties during experiment, while test specimen clamping is complex.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this reason, this reality
It is to propose a kind of material stretch test machine with a new purpose, simple in structure, practical and convenient, test specimen center can be automatic
Alignment, test specimen process clamping is quick, simple, and can be with the test specimen of clamping various shapes.
According to a kind of material stretch test machine of the utility model embodiment, including：Upper stretching assembly, lower stretching assembly,
It is characterized in that：The upper stretching assembly includes upper pull head, and upper threaded connector, the upper screw thread are equipped with the downside of the upper pull head
Connector top is equipped with multi-diameter shaft, and the upper threaded connector bottom is equipped with external screw thread, and the upper threaded connector passes through ladder
Axis is flexibly connected with upper pull head, is equipped with bulb contiguous block on the downside of the upper threaded connector, the bulb contiguous block top is equipped with
Internal thread, the bulb contiguous block is threadably secured with upper threaded connector to be connected, and the bulb contiguous block lower part is equipped with interior
Ball groove, is equipped with ball head connecting rod in the interior ball groove, and the ball head connecting rod top is equipped with ball head connecting rod bulb, under the ball head connecting rod
Portion is equipped with ball head connecting rod bar portion, and the ball head connecting rod bar portion is equipped with external screw thread, upper Wedge gripping is equipped with the downside of the ball head connecting rod,
The upper Wedge gripping top is equipped with internal thread, and the upper Wedge gripping is threadedly coupled with ball head connecting rod bar portion；
The lower stretching assembly is equipped with lower pull head, and lower threaded connector, the lower screw thread are equipped with the upside of the lower pull head
It is identical with upper threaded connection header structure to connect header structure, the lower threaded connector is flexibly connected with lower pull head, the lower screw thread
Length adjustment bar is equipped with the upside of connector, the length adjustment bar is cylindrical, and the length adjustment bar upper and lower ends are equipped with interior
Screw thread, the length adjustment bar lower part are detachably fixed with lower nipple by screw thread and are connected, on the upside of the length adjustment bar
Equipped with connecting screw, the connecting screw is equipped with external screw thread, and lower Wedge gripping, the lower wedge shape are equipped with the upside of the connecting screw
Fixture is connected with length adjustment bar by connecting screw.
In some embodiments of the utility model, the upper pull head, lower pull head respectively with the connection on tension machine
Component activity connects.
In some embodiments of the utility model, the upper pull head, lower pull head are in the cylindrical shape of bottom opening.
In some embodiments of the utility model, the upper Wedge gripping, lower Wedge gripping include wedge block and fixture
Body.
In other embodiments of the utility model, the upper Wedge gripping, lower Wedge gripping can also be to use pull rod
Stretching clamp, lower pull rod stretching clamp are replaced.
Compared with prior art, the beneficial effects of the utility model：, can be with by setting bulb contiguous block and ball head connecting rod
The automatic centering in test specimen drawing process, by setting Wedge gripping or tie rods fixture, can be not required other works
Automatic-clamping test specimen in the case of tool, and as pulling force increases, test specimen clamping is tighter, by setting length adjustment bar, Ke Yigen
The distance between two fixture of length adjustment according to test specimen.Therefore, the puller system is simple in structure, practical and convenient, suitable for small-sized
The tensile test of test specimen.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 be the utility model proposes a kind of material stretch test machine structure diagram；
Fig. 2 be the utility model proposes a kind of material stretch test machine in bulb contiguous block structure diagram；
Fig. 3 be the utility model proposes a kind of material stretch test machine in Fig. 2A-A sectional view；
Fig. 4 be the utility model proposes a kind of material stretch test machine in ball head connecting rod structure diagram；
Fig. 5 be the utility model proposes a kind of material stretch test machine in upper Wedge gripping structure diagram；
Fig. 6 be the utility model proposes a kind of another embodiment of material stretch test machine structure diagram.
In figure：The upper pull heads of 1-, the upper threaded connectors of 2-, 3- bulbs contiguous block, 4- ball head connecting rods, the upper Wedge grippings of 5-, 6-
Pull head, the stretching of 11- upper connecting rods are pressed from both sides under threaded connector, 10- under lower Wedge gripping, 7- connecting screws, 8- length adjustments bar, 9-
Tool, pull rod stretching clamp under 12-, 31- bulbs connection block body, ball groove, 41- ball head connecting rods bulb, 42- ball head connecting rods in 32-
Bar portion, 51- chuck bodies, 52- wedge blocks.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or there is same or like element.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the utility model, and it is not intended that limitation to the utility model.
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be two
The interaction relationship of connection or two elements inside element.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
Reference Fig. 1-6, a kind of material stretch test machine, including：Upper stretching assembly, lower stretching assembly, upper stretching assembly bag
Pull head 1 is included, the upper downside of pull head 1 is equipped with upper threaded connector 2, and upper 2 top of threaded connector is equipped with multi-diameter shaft, upper threaded connection
First 2 bottom is equipped with external screw thread, and upper threaded connector 2 is flexibly connected by multi-diameter shaft with upper pull head 1, the upper downside of threaded connector 2
Equipped with bulb contiguous block 3,3 top of bulb contiguous block is equipped with internal thread, and bulb contiguous block 3 passes through screw thread with upper threaded connector 2
It is fixedly connected, 3 lower part of bulb contiguous block is equipped with interior ball groove 32, is equipped with ball head connecting rod 4 in interior ball groove 32,4 top of ball head connecting rod is set
There is ball head connecting rod bulb 41,4 lower part of ball head connecting rod is equipped with ball head connecting rod bar portion 42, and ball head connecting rod bar portion 42 is equipped with external screw thread, ball
4 downside of head connecting rod is equipped with upper Wedge gripping 5, and upper 5 top of Wedge gripping is equipped with internal thread, upper Wedge gripping 5 and ball head connecting rod bar
Portion 42 is threadedly coupled；
Lower stretching assembly is equipped with lower pull head 10, and the lower upside of pull head 10 is equipped with lower threaded connector 9, lower threaded connector 9
Structure is identical with upper 2 structure of threaded connector, and lower threaded connector 9 is flexibly connected with lower pull head 10, and the lower upside of nipple 9 is set
There is length adjustment bar 8, length adjustment bar 8 is cylindrical, and 8 upper and lower ends of length adjustment bar are equipped with internal thread, length adjustment bar 8
Lower part is detachably fixed with lower nipple 9 by screw thread and is connected, and the upside of length adjustment bar 8 is equipped with connecting screw 7, connecting screw
7 are equipped with external screw thread, and the upside of connecting screw 7 is equipped with lower Wedge gripping 6, and lower Wedge gripping 6 passes through connecting screw with length adjustment bar 8
7 connections.
Further, upper pull head 1, lower pull head 10 are flexibly connected with the connecting component on tension machine respectively.
Further, upper pull head 1, lower pull head 10 are in the cylindrical shape of bottom opening.
Further, upper Wedge gripping 5, lower Wedge gripping 6 include wedge block 52 and chuck body 51.
Further, upper Wedge gripping 5, lower Wedge gripping 6 can also be with tie rods fixture 11, lower pull rod stretching clamp
12 replace.
The utility model, can be automatic right in test specimen drawing process by setting bulb contiguous block 3 and ball head connecting rod 4
The heart, by setting Wedge gripping 5 or tie rods fixture 11, can try Automatic-clamping in the case where other instruments are not required
Part, and as pulling force increases, test specimen clamping is tighter, by setting length adjustment bar 8, can be pressed from both sides according to the length adjustment two of test specimen
The distance between tool.Therefore, the puller system is simple in structure, practical and convenient, suitable for the tensile test of subsized specimen.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
State and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
Combined in an appropriate manner in any one or more embodiments or example.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of material stretch test machine, including：Upper stretching assembly, lower stretching assembly, it is characterised in that：The upper stretching assembly
Including upper pull head, upper threaded connector is equipped with the downside of the upper pull head, the upper threaded connector top is equipped with multi-diameter shaft, described
Upper threaded connector bottom is equipped with external screw thread, and the upper threaded connector is flexibly connected by multi-diameter shaft with upper pull head, it is described on
Be equipped with bulb contiguous block on the downside of threaded connector, the bulb contiguous block top is equipped with internal thread, the bulb contiguous block with it is upper
Threaded connector is threadably secured connection, and the bulb contiguous block lower part is equipped with interior ball groove, bulb is equipped with the interior ball groove
Connecting rod, the ball head connecting rod top are equipped with ball head connecting rod bulb, and the ball head connecting rod lower part is equipped with ball head connecting rod bar portion, the ball
Head connecting rod bar portion is equipped with external screw thread, and upper Wedge gripping is equipped with the downside of the ball head connecting rod, and the upper Wedge gripping top is equipped with interior
Screw thread, the upper Wedge gripping are threadedly coupled with ball head connecting rod bar portion；
The lower stretching assembly is equipped with lower pull head, and lower threaded connector, the lower threaded connection are equipped with the upside of the lower pull head
Header structure is identical with upper threaded connection header structure, and the lower threaded connector is flexibly connected with lower pull head, the lower nipple
Upside is equipped with length adjustment bar, and the length adjustment bar is cylindrical, and the length adjustment bar upper and lower ends are equipped with internal thread,
The length adjustment bar lower part is detachably fixed with lower nipple by screw thread and is connected, the company of being equipped with the upside of the length adjustment bar
Connect screw rod, the connecting screw is equipped with external screw thread, is equipped with lower Wedge gripping on the upside of the connecting screw, the lower Wedge gripping and
Length adjustment bar is connected by connecting screw.
A kind of 2. material stretch test machine according to claim 1, it is characterised in that：The upper pull head, lower pull head difference
It is flexibly connected with the connecting component on tension machine.
A kind of 3. material stretch test machine according to claim 1, it is characterised in that：The upper pull head, lower pull head are in bottom
The cylindrical shape of portion's perforate.
A kind of 4. material stretch test machine according to claim 1, it is characterised in that：The upper Wedge gripping, lower wedge shape
Fixture includes wedge block and chuck body.
A kind of 5. material stretch test machine according to any one of claim 1-4, it is characterised in that：The upper wedge grip
Tool, lower Wedge gripping can also be to be replaced with tie rods fixture, lower pull rod stretching clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721146957.2U CN207248629U (en) | 2017-09-07 | 2017-09-07 | A kind of material stretch test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721146957.2U CN207248629U (en) | 2017-09-07 | 2017-09-07 | A kind of material stretch test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207248629U true CN207248629U (en) | 2018-04-17 |
Family
ID=61887577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721146957.2U Active CN207248629U (en) | 2017-09-07 | 2017-09-07 | A kind of material stretch test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207248629U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535095A (en) * | 2018-05-24 | 2018-09-14 | 承德市金建检测仪器有限公司 | A kind of film tensile test fixture |
| CN108730263A (en) * | 2018-07-16 | 2018-11-02 | 江苏省特种设备安全监督检验研究院 | Pulling force stroke compensating device |
| CN110455628A (en) * | 2019-08-26 | 2019-11-15 | 燕山大学 | A kind of material property testing machine with nitridation function |
| CN110549278A (en) * | 2019-10-14 | 2019-12-10 | 长春仟邦测试设备有限公司 | Automatic threaded connection spherical surface clamp of centering |
-
2017
- 2017-09-07 CN CN201721146957.2U patent/CN207248629U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535095A (en) * | 2018-05-24 | 2018-09-14 | 承德市金建检测仪器有限公司 | A kind of film tensile test fixture |
| CN108730263A (en) * | 2018-07-16 | 2018-11-02 | 江苏省特种设备安全监督检验研究院 | Pulling force stroke compensating device |
| CN110455628A (en) * | 2019-08-26 | 2019-11-15 | 燕山大学 | A kind of material property testing machine with nitridation function |
| CN110455628B (en) * | 2019-08-26 | 2021-08-20 | 燕山大学 | Material performance testing machine with nitriding function |
| CN110549278A (en) * | 2019-10-14 | 2019-12-10 | 长春仟邦测试设备有限公司 | Automatic threaded connection spherical surface clamp of centering |
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