CN208818573U - A kind of clamping device for metal material stretching test - Google Patents
A kind of clamping device for metal material stretching test Download PDFInfo
- Publication number
- CN208818573U CN208818573U CN201821240765.2U CN201821240765U CN208818573U CN 208818573 U CN208818573 U CN 208818573U CN 201821240765 U CN201821240765 U CN 201821240765U CN 208818573 U CN208818573 U CN 208818573U
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- shell
- side wall
- connecting rod
- threaded rod
- metal material
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Abstract
The utility model discloses a kind of clamping devices for metal material stretching test, including pedestal, the upper surface of the pedestal is set vertically there are two ball-screw disposed in parallel, and mobile station there are two being set on ball-screw, two mobile station side walls close to each other are equipped with shell, the shell is hollow structure, cavity there are two being set in the shell, and two cavitys are located at the two sides of shell, the side inner wall of two cavitys passes through rotating member and is rotatably connected to the threaded rod being laterally arranged, and the one end of threaded rod far from rotating member is arranged through the side wall of shell, the sidewall sheath of the threaded rod is equipped with matched nut, and nut is equipped with first connecting rod far from the sidewalls vertical of mobile station, the shell is equipped with open slot close to the side wall of first connecting rod, and first connecting rod is arranged through open slot.The utility model can facilitate clamping metal fine, and clamp two metal fines simultaneously, be used for comparative experiments, improve the efficiency of experiment.
Description
Technical field
The utility model relates to metal material technical field of experiment equipment, more particularly to a kind of material during tensile that is used for try
The clamping device tested.
Background technique
Metal material elongation tester is one kind for various metals, nonmetallic and composite material progress mechanical performance index
The equipment of test detect the skills such as the maximum carrying pulling force of material, tensile strength, elongation strain, elongation percentage in tension test
Art index, when carrying out stretching experiment, the object tested sometimes is the lesser metal fine of diameter, however existing clamping
Device is only applicable to the metal bar of major diameter, is still tied up metal wire by way of binding when clamping to metal fine
On fixture, due to bundling the point for existing and knotting, metal fine is probably broken at the point that knots, and can not thus obtain reality
It tests as a result, experiment process is influenced, for this purpose, it is proposed that a kind of clamping device for metal material stretching test is above-mentioned to solve
Problem.
Utility model content
Purpose of the utility model is to solve the gold that existing clamping device in the prior art is only applicable to major diameter
Belong to stick, still tied up metal wire on fixture by way of binding when being clamped to metal fine, since binding exists
The point of knotting, metal fine are probably broken at the point that knots, can not thus obtain experimental result, influence experiment process and ask
Topic, and a kind of clamping device for metal material stretching test proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of clamping device for metal material stretching test, including pedestal, the upper surface of the pedestal are equipped with vertically
Two ball-screws disposed in parallel, and set on ball-screw there are two mobile station, two mobile stations side close to each other
Wall is equipped with shell, and the shell is hollow structure, sets that there are two cavitys in the shell, and two cavitys are located at shell
Two sides, the side inner wall of two cavitys passes through rotating member and is rotatably connected to the threaded rod being laterally arranged, and threaded rod
One end far from rotating member is arranged through the side wall of shell, and the sidewall sheath of the threaded rod is equipped with matched nut, and spiral shell
Female sidewalls vertical far from mobile station is equipped with first connecting rod, and the shell is equipped with open slot close to the side wall of first connecting rod, and the
One connecting rod is arranged through open slot, and the first connecting rod is fixed with the first fixture, the side wall of the shell far from one end of nut
Equipped with fixed block, and fixed block is located between two open slots, and the fixed block is equipped with and the first folder close to the side wall of open slot
Has matched second fixture.
Preferably, the nut is equipped with second connecting rod far from the sidewalls vertical of first connecting rod, and the cavity is far from open slot
Inner wall be equipped with sliding slot, and second connecting rod is slidably connected by sliding block and sliding slot.
Preferably, the sidewalls vertical of the threaded rod on the outside of cavity is equipped with riser, and the side wall of the riser is lateral
Equipped with kelly, and kelly is arranged through riser, and the side wall ring of the shell is arranged with the multiple and matched card slot of kelly.
Preferably, the two sides side wall of the kelly is equipped with connecting plate vertically, and connecting plate is fixed by spring and riser
Connection.
Preferably, described threaded rod one end on the outside of cavity is additionally provided with crank.
Preferably, the shell is fixedly connected with mobile station by welding.
The utility model makes nut drive fixture mobile by rotation threaded rod, due to nut and threaded rod cooperation more
Closely, distance so as to clamp the lesser metal fine of diameter, and is arranged with regard to small on shell between two such fixture
Two groups of fixtures can clamp two metal fines simultaneously, can compare the process for accelerating experiment referring to experiment, improve work effect
Rate.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of clamping device for metal material stretching test structural schematic diagram；
Fig. 2 is the structural schematic diagram in Fig. 1 at A.
Fig. 3 is the structural schematic diagram in Fig. 2 at B.
In figure: 1 pedestal, 2 ball-screws, 3 mobile stations, 4 shells, 5 rotating members, 6 threaded rods, 7 nuts, 8 first connecting rods, 9
Open slot, 10 first fixtures, 11 fixed blocks, 12 second fixtures, 13 second connecting rods, 14 sliding slots, 15 sliding blocks, 16 risers, 17 cards
Bar, 18 connecting plates, 19 springs, 20 card slots, 21 cranks, 22 cavitys.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
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.
Referring to Fig.1-2, a kind of clamping device for metal material stretching test, including pedestal 1, the upper surface of pedestal 1
Ball-screw 2 disposed in parallel there are two setting vertically, and set on ball-screw 2 there are two mobile station 3, two mobile stations 3 are mutual
Close side wall is equipped with shell 4, and shell 4 is fixedly connected with mobile station 3 by welding, and the mode of welding is stronger,
Prevent shell 4 when stretching experiment from splitting away off from mobile station 3, shell 4 is hollow structure, sets that there are two empty in shell 4
Chamber 22, and two cavitys 22 are located at the two sides of shell 4, the side inner wall of two cavitys 22 passes through the rotation of rotating member 5 and connects
It is connected to the threaded rod 6 being laterally arranged, the sidewalls vertical positioned at the threaded rod 6 in 22 outside of cavity is equipped with riser 16, the side of riser 16
Wall is transversely provided with kelly 17, and the two sides side wall of kelly 17 is equipped with connecting plate 18 vertically, and connecting plate 18 by spring 19 and erects
Plate 16 is fixedly connected, and eliminates the trouble of plug kelly 17 back and forth in this way, and when pulling out kelly 17, spring 19 is pressed
Contracting, after unclamping kelly 17, the elastic force of spring 19 is by 17 bullet of kelly into card slot 20, and kelly 17 is through the setting of riser 16, shell
4 side wall ring is arranged with multiple with the matched card slot 20 of kelly 17, this structure can fix threaded rod 6, to prevent threaded rod 6 from
Row rotation causes two fixtures inadequate to the clamping force of metal fine, when stop operating threaded rod 6 when, kelly 17 is sticked into
In card slot 20, such threaded rod 6 is fixed, and kelly 17 is pulled out again when needing to rotate, the screw thread positioned at 22 outside of cavity
6 one end of bar is additionally provided with crank 21, facilitates rotation threaded rod 6, and threaded rod 6 runs through the side wall of shell 4 far from one end of rotating member 5
Setting, the sidewall sheath of threaded rod 6 are equipped with matched nut 7, and nut 7 is equipped with second far from the sidewalls vertical of first connecting rod 8
Connecting rod 13, cavity 22 is equipped with sliding slot 14 far from the inner wall of open slot 9, and second connecting rod 13 is connected by sliding block 15 and the sliding of sliding slot 14
It connects, since nut 7 is slidably connected by second connecting rod 13 with sliding block 15, and sliding block 15 can only slide in sliding slot 14, such spiral shell
The axial rotation of mother 7 is limited so as to move on threaded rod 6, and nut 7 is equipped with the far from the sidewalls vertical of mobile station 3
One connecting rod 8, shell 4 is equipped with open slot 9 close to the side wall of first connecting rod 8, and first connecting rod 8 is arranged through open slot 9, and first connects
Bar 8 is fixed with the first fixture 10 far from one end of nut 7, and the side wall of shell 4 is equipped with fixed block 11, and fixed block 11 is located at two
Between open slot 9, fixed block 11 is equipped with and matched second fixture 12 of the first fixture 10 close to the side wall of open slot 9.
When the utility model operates, pulling out kelly 17 separates it with card slot 20, then rotates threaded rod 6, due to
Nut 7 is connect by second connecting rod 13 with sliding block 15, and sliding block 15 can only slide in sliding slot 14, therefore the axial direction of nut 7 turns
Dynamic to be limited, when threaded rod 6 rotates, nut 7 drives the first fixture 10 close on the second fixture 12, thus by golden
Belonging to filament to clamp, finally unclamps kelly 17, by 17 bullet of kelly into card slot 20, threaded rod 6 is fixed for the elastic force of spring 19,
Prevent two fixtures from this moment can carry out stretching experiment to the clamping force relaxation of metal fine.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel 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 (6)
1. a kind of clamping device for metal material stretching test, including pedestal (1), which is characterized in that the pedestal (1)
Upper surface is set vertically there are two ball-screw disposed in parallel (2), and is set on ball-screw (2) there are two mobile station (3), two
The mobile station (3) side wall close to each other is equipped with shell (4), and the shell (4) is hollow structure, in the shell (4)
If there are two cavity (22), and two cavitys (22) are located at the two sides of shell (4), in the side of two cavitys (22)
Wall passes through rotating member (5) and is rotatably connected to the threaded rod (6) being laterally arranged, and the one end of threaded rod (6) far from rotating member (5)
Side wall through shell (4) is arranged, and the sidewall sheath of the threaded rod (6) is equipped with matched nut (7), and nut (7) is remote
Sidewalls vertical from mobile station (3) is equipped with first connecting rod (8), and side wall of the shell (4) close to first connecting rod (8) is equipped with opening
Slot (9), and first connecting rod (8) is arranged through open slot (9), the first connecting rod (8) is fixed with the far from the one end of nut (7)
The side wall of one fixture (10), the shell (4) is equipped with fixed block (11), and fixed block (11) is located between two open slots (9),
Side wall of the fixed block (11) close to open slot (9) is equipped with and matched second fixture (12) of the first fixture (10).
2. a kind of clamping device for metal material stretching test according to claim 1, which is characterized in that the spiral shell
Female (7) are equipped with second connecting rod (13) far from the sidewalls vertical of first connecting rod (8), and the cavity (22) is interior far from open slot (9)
Wall is equipped with sliding slot (14), and second connecting rod (13) is slidably connected by sliding block (15) with sliding slot (14).
3. a kind of clamping device for metal material stretching test according to claim 1, which is characterized in that be located at sky
The sidewalls vertical of the threaded rod (6) on the outside of chamber (22) is equipped with riser (16), and the side wall of the riser (16) is transversely provided with card
Bar (17), and kelly (17) is arranged through riser (16), the side wall ring of the shell (4) is arranged with multiple to be matched with kelly (17)
Card slot (20).
4. a kind of clamping device for metal material stretching test according to claim 3, which is characterized in that the card
The two sides side wall of bar (17) is equipped with connecting plate (18) vertically, and connecting plate (18) connects by the way that spring (19) and riser (16) are fixed
It connects.
5. a kind of clamping device for metal material stretching test according to claim 1, which is characterized in that be located at sky
The threaded rod (6) one end on the outside of chamber (22) is additionally provided with crank (21).
6. a kind of clamping device for metal material stretching test according to claim 1, which is characterized in that the shell
Body (4) is fixedly connected with mobile station (3) by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240765.2U CN208818573U (en) | 2018-08-02 | 2018-08-02 | A kind of clamping device for metal material stretching test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240765.2U CN208818573U (en) | 2018-08-02 | 2018-08-02 | A kind of clamping device for metal material stretching test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208818573U true CN208818573U (en) | 2019-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821240765.2U Active CN208818573U (en) | 2018-08-02 | 2018-08-02 | A kind of clamping device for metal material stretching test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208818573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544332A (en) * | 2022-03-03 | 2022-05-27 | 重庆科技学院 | Dynamic mechanical analysis system for simultaneously loading thermal power and electricity |
-
2018
- 2018-08-02 CN CN201821240765.2U patent/CN208818573U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544332A (en) * | 2022-03-03 | 2022-05-27 | 重庆科技学院 | Dynamic mechanical analysis system for simultaneously loading thermal power and electricity |
| CN114544332B (en) * | 2022-03-03 | 2024-01-16 | 重庆科技学院 | Dynamic mechanical analysis system for simultaneous loading of thermoelectric power |
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