CN218239578U - Tensile fixture for magnesium alloy bar - Google Patents
Tensile fixture for magnesium alloy bar Download PDFInfo
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- CN218239578U CN218239578U CN202121860177.0U CN202121860177U CN218239578U CN 218239578 U CN218239578 U CN 218239578U CN 202121860177 U CN202121860177 U CN 202121860177U CN 218239578 U CN218239578 U CN 218239578U
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- magnesium alloy
- seat
- clamping
- pressing
- alloy rod
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Abstract
The utility model provides a magnesium alloy is tensile anchor clamps for rod relates to anchor clamps technical field, and this magnesium alloy is tensile anchor clamps for rod includes magnesium alloy rod body and two clamping device who sets up both ends about the magnesium alloy rod body respectively, clamping device is including pressing tight seat, the terminal surface fixedly connected with brace that presss from both sides tight seat, the surface of pressing tight seat has seted up at least three hole of taking out, the inner wall single degree of freedom sliding connection who takes out the hole has the card strip, the top of card strip is provided with the inclined plane, through setting up pressing tight seat through taking out hole and card strip single degree of freedom sliding connection, pressing tight seat and pressing a threaded connection, sets up the clamping ring on pressing the seat, sets up the inclined plane on the card strip, has realized rotating to press the seat to drive to press the seat to move down along pressing tight seat, presses the seat to drive the clamping ring to move down, and make the card strip move along taking out the hole and carry out the purpose that presss from both sides tightly to magnesium alloy rod body through pressing the inclined plane down, has effectively reduced the time of installing the rod to test time has improved detection efficiency.
Description
Technical Field
The utility model relates to an anchor clamps technical field specifically is a magnesium alloy is tensile anchor clamps for rod.
Background
The magnesium alloy is an alloy formed by adding other elements on the basis of magnesium. The method is characterized in that: the magnesium alloy has the advantages of high density (about 1.8g/cm < 3 > of magnesium alloy), high strength, large elastic modulus, good heat dissipation, good shock absorption, larger impact load bearing capacity than aluminum alloy, and good organic matter and alkali corrosion resistance. The main alloy elements comprise aluminum, zinc, manganese, cerium, thorium, a small amount of zirconium or cadmium and the like. Currently, the most widely used are magnesium-aluminum alloys, followed by magnesium-manganese alloys and magnesium-zinc-zirconium alloys. The method is mainly used in aviation, aerospace, transportation, chemical engineering, rocket and other industrial departments. The lightest metal in practical metal, magnesium has a specific gravity of about 2/3 that of aluminum and 1/4 that of iron. It is the lightest metal of practical metals, and has high strength and high rigidity. In the production and research and development processes of magnesium alloy, the performance of the magnesium alloy needs to be tested to judge the performance of the magnesium alloy, wherein the tensile test of mechanical properties needs to be carried out on a magnesium alloy bar, and a tensile clamp needs to be used for clamping the bar in the test process. In the prior art, a wedge-shaped hydraulic clamp is often used for clamping magnesium alloy bars, but the clamp is long in bar installation time, so that the test time is prolonged, and the detection efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a magnesium alloy is tensile anchor clamps for rod aims at solving the use wedge hydraulic fixture centre gripping magnesium alloy rod among the prior art, and the installation rod is long time to test time has been prolonged, detection efficiency's problem has been reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the tensile fixture for the magnesium alloy bar comprises a magnesium alloy bar body and two clamping devices which are respectively arranged at the upper end and the lower end of the magnesium alloy bar body, wherein each clamping device comprises a clamping seat, a brace is fixedly connected to the end face of each clamping seat, at least three drawing holes are formed in the surface of each clamping seat, a clamping strip is slidably connected to the inner wall of each drawing hole in a single degree of freedom, an inclined plane is arranged at the top of each clamping strip, an elastic piece is fixedly connected to one side of each clamping strip and the outer surface of each clamping seat, each clamping seat is in threaded connection with a pressing seat through a threaded section formed in the outer surface of each clamping seat, and a pressing ring corresponding to the inclined plane is arranged on the outer surface of each pressing seat.
In order to make the utility model discloses have the effect that prevents magnesium alloy rod body gliding downwards, the utility model discloses a further technical scheme does, the surface of magnesium alloy rod body is provided with the bayonet socket that corresponds with the card strip.
In order to make the utility model discloses have the effect that prevents to damage magnesium alloy rod body, the utility model discloses a further technical scheme does, the one end of card strip is rotated and is connected with the card wheel that corresponds with the bayonet socket.
In order to make the utility model discloses have the balanced effect of atress, the utility model discloses a further technical scheme does, the quantity of taking out the hole is four and follows the circumferencial direction evenly distributed who presss from both sides tight seat.
In order to make the utility model discloses have the effect of being convenient for the installation, the utility model discloses a further technical scheme does, the trompil has been seted up on the brace.
In order to make the utility model discloses have the effect of reinforcing elastic component stability, the utility model discloses a further technical scheme does, the elastic component is L type shell fragment.
In order to make the utility model discloses have the effect that makes pressure seat and clamping ring rotate the joint, the utility model discloses a further technical scheme does, the rotary groove has been seted up to the surface of pressing the seat, the inboard of clamping ring is provided with the lug that matches with the rotary groove.
In order to make the utility model discloses have the tight seat pivoted effect of control clamp of being convenient for, the utility model discloses a further technical scheme does, the surface of pressing from both sides tight seat is provided with the spanner.
The utility model has the advantages that: through setting up and pressing from both sides tight seat through taking out hole and card strip single degree of freedom sliding connection, press tight seat and press a threaded connection, set up the clamping ring on pressing the seat, set up the inclined plane on the card strip, the top of card strip is provided with the inclined plane, realized rotating to press the seat to drive to press the seat to move down along pressing from both sides tight seat, it drives the clamping ring and moves down to press the seat, the clamping ring moves down makes the card strip along taking out the hole to magnesium alloy rod body removal and carry out tight purpose to it through pushing down the inclined plane, the time of installation rod has effectively been reduced, thereby test time has been reduced, and the detection efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a clamping device according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of the clamping seat and the pressing seat according to the embodiment of the present invention.
Fig. 4 is a cross-sectional view of a clip strip and a press seat and a press ring according to an embodiment of the present invention.
In the figure: the bar comprises a magnesium alloy bar body 1, a bayonet 11, a clamping seat 2, a drawing hole 21, a threaded section 22, a brace 3, a drawing hole 31, a clamping strip 4, an inclined plane 41, an elastic part 5, a pressing seat 6, a rotary groove 61, a pressing ring 7, a clamping wheel 8 and a wrench 9.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1, a tensile clamp for a magnesium alloy rod comprises a magnesium alloy rod body 1 and two clamping devices respectively arranged at the upper end and the lower end of the magnesium alloy rod body 1, wherein the two clamping devices are respectively arranged at the upper end and the lower end of the magnesium alloy rod body 1 and can clamp the magnesium alloy rod body, each clamping device comprises a clamping seat 2, a brace 3 is fixedly connected to the end surface of each clamping seat 2, the brace 3 is conveniently connected with an external tension device, at least three drawing holes 21 are formed in the surface of each clamping seat 2, a clamping strip 4 is slidably connected to the inner wall of each drawing hole 21 in a single degree of freedom, an inclined surface 41 is arranged at the top of each clamping strip 4, an elastic piece 5 is fixedly connected to one side of each clamping strip 4 and the outer surface of each clamping seat 2, the elastic force of each elastic piece 5 can drive each clamping strip 4 to move and reset, a pressing seat 6 is connected to the outer surface of each clamping seat 2 through a thread section 22 formed in the outer surface of each clamping seat, a pressing seat 6 is arranged on the outer surface of each pressing seat 6, and the pressing seat 6 can move up and down along the surface of each clamping seat 2, so as to drive a pressing ring 7 to move up and down, and down when the pressing seat 7 moves down, and the inclined surface of each clamping rod body 1, and the clamping rod body can move.
When the magnesium alloy bar body clamping device is used, two ends of the magnesium alloy bar body 1 are placed in the two clamping seats 2, the pressing seats 6 on the two clamping seats 2 are rotated, the pressing seats 6 move downwards along the clamping seats 2, the pressing seats 6 drive the pressing rings 7 to move downwards, the pressing rings 7 move downwards, the clamping strips 4 move towards the magnesium alloy bar body 1 along the drawing holes 21 through the pressing inclined surfaces 41, and therefore the purpose of clamping the magnesium alloy bar body 1 is achieved.
Further, the outer surface of the magnesium alloy bar body 1 is provided with a bayonet 11 corresponding to the clamping strip 4, and the clamping strip 4 can be inserted into the bayonet 11, so that the magnesium alloy bar body 1 is prevented from sliding downwards when the tensile test is performed on the magnesium alloy bar body 1.
Further, the one end of card strip 4 is rotated and is connected with the card wheel 8 that corresponds with bayonet 11, and card wheel 8 laminates the chucking to bayonet 11 inner wall, can avoid card strip 4 to damage magnesium alloy rod body 1.
Specifically, the number of the drawing holes 21 is four, and the drawing holes are uniformly distributed along the circumferential direction of the clamping seat 2, and the clamping strips 4 in the four drawing holes 21 clamp the magnesium alloy bar body 1, so that the magnesium alloy bar body 1 is stressed uniformly, and the magnesium alloy bar body 1 is convenient to stretch and test the mechanical property.
Specifically, the brace 3 is provided with a broaching hole 31, and the broaching hole 31 is convenient for the magnesium alloy bar to be connected with an external tension device by a stretching clamp.
Specifically, the elastic member 5 is an L-shaped elastic piece, and has stability, so that the elastic member 5 can be prevented from swinging.
Concretely, the rotary groove 61 has been seted up to the surface of pressing seat 6, and the inboard of clamping ring 7 is provided with the lug that matches with rotary groove 61, and rotary groove 61 and the lug cooperation of clamping ring 7 can make and press seat 6 and clamping ring 7 to rotate the joint, thereby clamping ring 7 and inclined plane 41 relative slip caused wearing and tearing when preventing to press seat 6 to drive clamping ring 7 and inclined plane 41 contact.
Further, the outer surface of the clamping seat 2 is provided with a wrench 9, and the wrench 9 can be used for controlling the clamping seat 2 to rotate conveniently.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The stretching clamp for the magnesium alloy rod comprises a magnesium alloy rod body (1) and two clamping devices arranged at the upper end and the lower end of the magnesium alloy rod body (1) respectively, and is characterized in that each clamping device comprises a clamping seat (2), a brace (3) is fixedly connected to the end face of each clamping seat (2), at least three drawing holes (21) are formed in the surface of each clamping seat (2), a clamping strip (4) is slidably connected to the inner wall of each drawing hole (21) in a single degree of freedom, an inclined plane (41) is arranged at the top of each clamping strip (4), an elastic piece (5) is fixedly connected to the outer surface of each clamping seat (2) on one side of each clamping strip (4), a pressing seat (6) is connected to the outer surface of each clamping seat (2) through a thread section (22) formed in the outer surface of each clamping seat, and a pressing ring (7) corresponding to the inclined plane (41) is arranged on the outer surface of each pressing seat (6).
2. The stretching clamp for the magnesium alloy rod according to claim 1, wherein a bayonet (11) corresponding to the clamping strip (4) is arranged on the outer surface of the magnesium alloy rod body (1).
3. The stretching clamp for the magnesium alloy rod according to claim 2, wherein one end of the clamping strip (4) is rotatably connected with a clamping wheel (8) corresponding to the bayonet (11).
4. The stretching clamp for the magnesium alloy rod according to claim 1, wherein the number of the drawing holes (21) is four and the drawing holes are uniformly distributed along the circumferential direction of the clamping base (2).
5. The stretch clamp for the magnesium alloy rod according to claim 1, wherein the brace (3) is provided with a broaching hole (31).
6. The stretching clamp for the magnesium alloy rod according to claim 1, wherein the elastic member (5) is an L-shaped elastic sheet.
7. The stretching clamp for the magnesium alloy rod according to any one of claims 1 to 6, wherein a rotary groove (61) is formed in the outer surface of the pressing seat (6), and a convex block matched with the rotary groove (61) is arranged on the inner side of the pressing ring (7).
8. The stretching clamp for the magnesium alloy rod according to any one of claims 1 to 6, wherein a wrench (9) is provided on the outer surface of the clamping seat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121860177.0U CN218239578U (en) | 2021-08-10 | 2021-08-10 | Tensile fixture for magnesium alloy bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121860177.0U CN218239578U (en) | 2021-08-10 | 2021-08-10 | Tensile fixture for magnesium alloy bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218239578U true CN218239578U (en) | 2023-01-06 |
Family
ID=84661039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121860177.0U Active CN218239578U (en) | 2021-08-10 | 2021-08-10 | Tensile fixture for magnesium alloy bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218239578U (en) |
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2021
- 2021-08-10 CN CN202121860177.0U patent/CN218239578U/en active Active
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