CN216594580U - Rod piece performance test equipment - Google Patents
Rod piece performance test equipment Download PDFInfo
- Publication number
- CN216594580U CN216594580U CN202122892955.0U CN202122892955U CN216594580U CN 216594580 U CN216594580 U CN 216594580U CN 202122892955 U CN202122892955 U CN 202122892955U CN 216594580 U CN216594580 U CN 216594580U
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- Prior art keywords
- clamping
- bending
- rod piece
- rod
- performance testing
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- 238000011056 performance test Methods 0.000 title description 3
- 238000005452 bending Methods 0.000 claims abstract description 97
- 238000012360 testing method Methods 0.000 claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 7
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a rod piece performance testing device which comprises a clamping assembly and a bending device, wherein the clamping assembly comprises a clamping head and a clamping head; the clamping assembly comprises two clamping parts used for clamping two ends of a rod piece, the bending device is provided with a bending part, the bending part is used for applying pressure perpendicular to the extending direction of the rod piece on the rod piece, and the bending part is provided with a force sensor used for monitoring the bending force applied to the rod piece. The technical scheme provided by the utility model has the beneficial effects that: the rod piece is clamped by the two clamping parts, the pressure perpendicular to the extending direction of the rod piece is applied to the middle part of the rod piece by the bending device, and according to the bending degree of the rod piece, when the pressure applied to the rod piece reaches the maximum bearing force and is damaged, the pressure monitored by the force sensor on the bending device is recorded, so that the bending resistance of the rod piece can be obtained.
Description
Technical Field
The utility model relates to the technical field of testing devices, in particular to rod piece performance testing equipment.
Background
The key of a project is related to the main mechanical properties of local components besides the reasonable stress of the whole structure. The performance of the local component is too weak, which brings safety problems, and the performance is too strong, which brings economic losses, and how to find a relative balance point between the two components often needs to fully know the mechanical property of the local component.
SUMMERY OF THE UTILITY MODEL
In view of the above, embodiments of the present invention provide a rod member performance testing apparatus to test the bending resistance of a rod member.
An embodiment of the present invention provides a rod performance test apparatus, including:
the clamping assembly comprises two clamping parts for clamping two ends of the rod piece;
the bending device is provided with a bending part, the bending part is used for applying pressure perpendicular to the extending direction of the rod piece to the rod piece, and the bending part is provided with a force sensor used for monitoring the bending force applied to the rod piece.
Furthermore, the clamping device also comprises a workbench, and at least one clamping part is movably arranged on the workbench along the clamping direction.
Furthermore, the workbench is provided with a plurality of mounting positions, and the two clamping parts are detachably mounted on the mounting positions.
Furthermore, the bending device also comprises a driving mechanism, wherein the driving mechanism is in driving connection with the bending part and drives the bending part to move along the direction vertical to the rod piece.
Further, still include the mounting bracket, actuating mechanism includes the lead screw, removes frame and rim plate, the lead screw is perpendicular with member extending direction, but axial rotation install in on the mounting bracket, remove the frame edge the lead screw extending direction remove install in form on the mounting bracket the portion of buckling, the lead screw upper end is connected with the rim plate, lower extreme and removal frame threaded connection, force sensor install in on removing the frame, rotate the rim plate drives the lead screw rotates, thereby drives remove the frame and remove.
Further, the bending part is positioned above the two clamping parts; and/or the presence of a gas in the gas,
a displacement sensor is arranged on the bending part and used for measuring the displacement of the bending part in the pressure applying direction; and/or the presence of a gas in the gas,
the bending portion is equipped with one or more, when the bending portion is one, the impetus that the bending portion applyed to the member is one for the bending resistance performance of test member, when the bending portion interval was equipped with a plurality ofly on the member extending direction, the impetus that the bending portion applyed to the member is a plurality of, is used for testing the bending resistance performance of member.
The clamping device comprises a clamping part and a driving device, wherein the clamping part is arranged on the clamping part, the driving device drives the clamping part to be connected, the position of the clamping part is adjustable, the clamping part moves along the clamping direction to apply axial tension or axial pressure to the rod piece, and a force sensor is fixed on the clamping part and used for monitoring the axial tension or the axial pressure applied to the rod piece.
Further, still include the mounting bracket, two clamping part and drive arrangement install in on the mounting bracket, two clamping part is in horizontal interval setting.
Further, still include the mounting bracket, drive arrangement install in on the mounting bracket, two the centre gripping portion sets up at the interval of upper and lower.
Further, still include bed hedgehopping accessory, bed hedgehopping accessory is used for demountable installation in the clamping part bottom.
The technical scheme provided by the embodiment of the utility model has the following beneficial effects: the rod piece is clamped by the two clamping parts, the pressure perpendicular to the extending direction of the rod piece is applied to the middle part of the rod piece by the bending device, and according to the bending degree of the rod piece, when the pressure applied to the rod piece reaches the maximum bearing force and is damaged, the pressure monitored by the force sensor on the bending device is recorded, so that the bending resistance of the rod piece can be obtained.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a rod performance testing apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of a driving mechanism and a bending portion of the rod performance testing apparatus provided by the present invention;
FIG. 3 is a side view of the device for testing the performance of the rod of FIG. 1;
fig. 4 is a top view of the device for testing the performance of the rod of fig. 1.
In the figure: the device comprises a clamping part 1, a bending part 2, a force sensor 3/9, a workbench 4, a mounting frame 5, a stand column 51, a cross beam 52, a slide rail 6, a driving mechanism 7, a screw rod 71, a moving frame 72, a wheel disc 73, a driving device 8 and a screw 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 4, an embodiment of the utility model provides a rod performance testing apparatus, which includes a clamping assembly and a bending device.
The clamping assembly comprises two clamping parts 1 used for clamping two ends of a rod piece, the bending device is provided with a bending part 2, the bending part 2 is used for applying pressure perpendicular to the extending direction of the rod piece on the rod piece, and the bending part 2 is provided with a force sensor 3 used for monitoring the bending force applied to the rod piece. The force sensor 3 on the bending device is connected with a display, and the display can display the pressure monitored by the force sensor 3.
The rod piece is clamped by the two clamping parts 1, the middle part of the rod piece is applied with pressure vertical to the extending direction of the rod piece by the bending device, and according to the bending degree of the rod piece, when the pressure applied to the rod piece reaches the maximum bearing force and is damaged, the pressure monitored by the force sensor 3 on the bending device is recorded, so that the bending resistance of the rod piece can be obtained.
Specifically, one or more bending parts 2 are provided, and when the number of the bending parts 2 of the bending device is one (see fig. 1), the acting point for pressing the rod piece is one, so that the bending resistance of the rod piece can be tested; when the bending portion 2 of the bending device is provided with a plurality of bending portions at intervals in the extending direction of the rod (see fig. 2), the force applying points for pressing the rod are provided with a plurality of force applying points, so that the bending resistance of the rod can be tested.
The clamping heads of the clamping part 1 are detachably arranged, so that the clamping heads can be conveniently replaced to adapt to rods with different shapes and sizes. The chuck is provided with a mounting groove, the cross section of the mounting groove can be circular or square, the mounting groove is suitable for round bars and square bars respectively, the side wall of the mounting groove is provided with a plurality of threaded holes, each threaded hole is matched with a screw 10, the screw 10 is mounted at the threaded hole, one end of the screw 10, which is positioned in the mounting groove, is abutted against the side wall of the bar, the plurality of threaded holes are circumferentially and uniformly arranged at intervals in the mounting groove, and the clamping strength of the clamping part 1 for clamping the bar can be enhanced.
Further, the rod piece performance testing equipment further comprises a workbench 4, a mounting frame 5 and a heightening accessory.
At least one clamping part 1 is movably arranged on the workbench 4 along the clamping direction. The distance between the two clamping parts 1 can be adjusted by moving the clamping parts 1 so as to be suitable for rod pieces with different lengths.
Specifically, be equipped with slide rail 6 on workstation 4, clamping part 1 slidable mounting can finely tune two clamping part 1's interval on slide rail 6, and in this embodiment, two clamping part 1 all install on workstation 4 through slide rail 6. In other embodiments, a sliding groove may be formed on the table 4, the clamping portion 1 slides in the sliding groove, and the clamping portion 1 is fixed in the sliding groove by a bolt, so that the clamping portion 1 can move.
The workbench 4 is provided with a plurality of mounting positions, and the two clamping parts 1 are detachably mounted on the mounting positions and are fixed on the mounting positions through bolts. Through installing clamping part 1 in different installation positions, can be by a wide margin adjustment two clamping part 1 between the distance, increase clamping part 1's control range, can reduce the length of slide rail 6 simultaneously.
The bending part 2 can be a balancing weight, and the balancing weights with different weights can be used for applying force to the rod piece. In this embodiment, the bending device further includes a driving mechanism 7, the driving mechanism 7 is in driving connection with the bending portion 2 to drive the bending portion 2 to move along a direction perpendicular to the rod member, and the bending portion 2 is detachably mounted on the driving mechanism 7.
Specifically, actuating mechanism 7 includes lead screw 71, removes frame 72 and rim plate 73, lead screw 71 is perpendicular with member extending direction, but axial rotation install in on the mounting bracket 5, remove frame 72 along lead screw 71 extending direction remove install in form on the mounting bracket 5 press bending portion 2, lead screw 71 upper end is connected with rim plate 73, the lower extreme with remove frame 72 threaded connection, force sensor 3 install in on removing frame 72, rotate rim plate 73 drives lead screw 71 rotates, thereby drives remove frame 72 removes. In other embodiments, the driving mechanism 7 may be a cylinder, an oil cylinder, etc., and in this embodiment, the position of the clamping portion 1 can be adjusted by rotating the wheel disc 73. Referring to fig. 1, a press block is fixed at the bottom of the movable frame 72 to form a press bending part 2, referring to fig. 2, an inverted U-shaped press strip is fixed at the bottom of the movable frame 72, two press bending parts 2 are formed at the two side ends of the press strip, and two acting points are used for pressing the rod.
The bending parts 2 are located above the two clamping parts 1, the bending parts 2 apply pressure to the middle of the rod piece downwards, the bending degree of the rod piece is convenient to observe, and when the pressure on the rod piece reaches the maximum bearing force and is damaged, the pressure monitored by the force sensor 3 on the bending device is recorded.
And a displacement sensor is arranged on the bending part 2 and used for measuring the displacement of the bending part 2 in the pressing direction, so that the strain data of the rod piece is obtained, and the elastic modulus of the rod piece can be calculated.
In this embodiment, the mounting frame 5 is disposed in an inverted U shape to form a column 51 and a beam 52, the mounting frame 5 is formed by welding three hollow steel columns, and the mounting frame 5 is installed on the workbench 4. The driving mechanism 7 is mounted on the cross beam 52, and the two clamping parts 1 are mounted on the workbench 4, so that the rod piece is clamped in the transverse direction.
Further, the rod performance testing device further comprises a driving device 8.
The clamping assembly comprises two clamping parts 1 used for clamping two ends of a rod piece, at least one clamping part 1 is adjustable in position in the clamping direction, a driving device 8 drives the clamping part 1 with an adjustable connecting position and the clamping part 1 with an adjustable driving position to move in the clamping direction so as to apply axial tension or axial pressure to the rod piece, and a force sensor 9 is fixed on the clamping part 1 and used for monitoring the axial tension or the axial pressure applied to the rod piece. The force sensor 9 is connected to a display which displays the pressure monitored by the force sensor 9. In the present embodiment, the structure of the driving device 8 is the same as that of the driving mechanism 7, and the driving device 8 may be an air cylinder, an oil cylinder, or the like.
Utilize centre gripping subassembly centre gripping member, the bending device exerts the bending force to the member, can test the bending resistance performance of member, utilizes drive arrangement 8 drive clamping part 1 to another clamping part 1 to remove, exerts axial pressure to the member, can test the compressive property of member, utilizes drive arrangement 8 drive clamping part 1 to keeping away from another clamping part 1 to remove, exerts axial tension to the member, can test the tensile property of member.
In this embodiment, the clamping assemblies are provided with four groups, two clamping portions 1 of the two groups of clamping assemblies are both mounted on the workbench 4, two clamping portions 1 of one group of clamping assemblies are used for clamping a circular rod piece transversely (relative to the vertical direction), two clamping portions 1 of the other group of clamping assemblies are used for clamping a square rod piece transversely (relative to the vertical direction), a bending device is used for applying bending force to the rod piece, when one bending portion 2 is provided, the bending resistance of the rod piece can be tested, and when a plurality of bending portions 2 are provided, the bending resistance of the rod piece can be tested; two clamping parts 1 in a group of clamping assemblies are respectively arranged on a workbench 4 and an installation frame 5 (a cross beam 52) and are arranged at intervals from top to bottom, the clamping parts 1 are used for vertically clamping a square rod piece, a driving device 8 is arranged on the installation frame 5 (the cross beam 52), and the driving device 8 is used for applying axial pressure to the rod piece to test the compression resistance of the rod piece; two clamping parts 1 and a driving device 8 in the other group of clamping assemblies are both arranged on the mounting frame 5 (the upright column 51), and the two clamping parts 1 are arranged at intervals in the transverse direction and used for clamping the rod piece in the transverse direction (relative to the vertical direction), and the driving device 8 is used for applying axial tension to the rod piece and testing the tensile property of the rod piece.
The bed hedgehopping accessory is equipped with a plurality ofly, and the height of a plurality of bed hedgehopping accessories can be the same, also can have a plurality of not co-altitude, the bed hedgehopping accessory is used for demountable installation in clamping part 1 bottom, specifically, demountable installation between workstation 4 and clamping part 1, through the installation of bed hedgehopping accessory, can adjust the height of clamping part 1 to adjust the interval between member and the bending device, adjust the distance between two clamping parts 1, in order to be applicable to not unidimensional member.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A rod member performance testing apparatus, comprising:
the clamping assembly comprises two clamping parts for clamping two ends of the rod piece;
the bending device is provided with a bending part, the bending part is used for applying pressure perpendicular to the extending direction of the rod piece to the rod piece, and the bending part is provided with a force sensor used for monitoring the bending force applied to the rod piece.
2. The pole performance testing apparatus of claim 1, further comprising a table on which at least one of the clamping portions is movably mounted in a clamping direction.
3. The pole piece performance testing apparatus of claim 2, wherein the table has a plurality of mounting locations thereon, and two of the clamping portions are detachably mounted to the mounting locations.
4. The rod performance testing apparatus of claim 1, wherein the bending device further comprises a driving mechanism, the driving mechanism is in driving connection with the bending portion, and drives the bending portion to move in a direction perpendicular to the rod.
5. The rod performance testing device according to claim 4, further comprising a mounting frame, wherein the driving mechanism comprises a lead screw, a moving frame and a wheel disc, the lead screw is perpendicular to the extending direction of the rod and is axially and rotatably mounted on the mounting frame, the moving frame is movably mounted on the mounting frame along the extending direction of the lead screw to form the bending portion, the wheel disc is connected to the upper end of the lead screw, the lower end of the lead screw is in threaded connection with the moving frame, the force sensor is mounted on the moving frame, and the wheel disc is rotated to drive the lead screw to rotate, so that the moving frame is driven to move.
6. The rod performance testing apparatus according to any one of claims 1 to 5, wherein the press bending portion is located above both of the clamping portions; and/or the presence of a gas in the gas,
a displacement sensor is arranged on the bending part and used for measuring the displacement of the bending part in the pressure applying direction; and/or the presence of a gas in the gas,
the bending portion is equipped with one or more, when the bending portion is one, the impetus that the bending portion applyed to the member is one for the bending resistance performance of test member, when the bending portion interval was equipped with a plurality ofly on the member extending direction, the impetus that the bending portion applyed to the member is a plurality of, is used for testing the bending resistance performance of member.
7. The rod performance testing apparatus of claim 1, further comprising a driving device, wherein at least one of the clamping portions is adjustable in position in a clamping direction, the driving device drives the clamping portion adjustable in connection position, the clamping portion adjustable in driving position moves in the clamping direction to apply axial tension or axial compression to the rod, and a force sensor is fixed to the clamping portion and used for monitoring the axial tension or axial compression applied to the rod.
8. The pole piece performance testing apparatus of claim 7, further comprising a mounting bracket to which the two clamping portions and the driving means are mounted, the two clamping portions being laterally spaced apart.
9. The pole performance testing apparatus of claim 7, further comprising a mounting bracket, wherein the driving device is mounted on the mounting bracket, and the two clamping portions are spaced apart in an up-and-down direction.
10. The pole piece performance testing apparatus of claim 2 or 9, further comprising a raised fitting for detachable mounting to the bottom of the clamping portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122892955.0U CN216594580U (en) | 2021-11-22 | 2021-11-22 | Rod piece performance test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122892955.0U CN216594580U (en) | 2021-11-22 | 2021-11-22 | Rod piece performance test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216594580U true CN216594580U (en) | 2022-05-24 |
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ID=81646366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122892955.0U Expired - Fee Related CN216594580U (en) | 2021-11-22 | 2021-11-22 | Rod piece performance test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216594580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026702A (en) * | 2023-03-29 | 2023-04-28 | 四川职业技术学院 | Detection device and detection method for elastic modulus of metal material |
-
2021
- 2021-11-22 CN CN202122892955.0U patent/CN216594580U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026702A (en) * | 2023-03-29 | 2023-04-28 | 四川职业技术学院 | Detection device and detection method for elastic modulus of metal material |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220524 |
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| CF01 | Termination of patent right due to non-payment of annual fee |