CN213986036U - Testing arrangement of material bending strength - Google Patents
Testing arrangement of material bending strength Download PDFInfo
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- CN213986036U CN213986036U CN202023157097.7U CN202023157097U CN213986036U CN 213986036 U CN213986036 U CN 213986036U CN 202023157097 U CN202023157097 U CN 202023157097U CN 213986036 U CN213986036 U CN 213986036U
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- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 239000000463 material Substances 0.000 title claims abstract description 32
- 238000005452 bending Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000008520 organization Effects 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 15
- 230000006978 adaptation Effects 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000003491 array Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a testing arrangement of material bending strength, including connecting plate, counterweight plate, accredited testing organization and laser range finder, the connecting plate sets up in the top of counterweight plate, it has the backup pad that four groups of rectangle arrays were arranged to weld between connecting plate and the counterweight plate, be provided with two sets of height parallel and level's round bars that are used for supporting the test material between connecting plate and the counterweight plate, the both sides of round bar are welded with the side of two sets of backup pads respectively and are fixed, the accredited testing organization is all welded to the side that two sets of symmetries of connecting plate set up, and two sets of round bars set up between two sets of accredited testing organization, and the bottom of two sets of round bars is connected with adjustment mechanism, the periphery of adjustment mechanism has the laser range finder that two sets of symmetries set up through multiunit screwed connection; and the two groups of testing mechanisms respectively comprise a hydraulic rod, a hollow tube and a U-shaped pressing plate. The testing device for the bending strength of the material not only can conveniently learn the tested data, but also can conveniently know the appointed bending degree.
Description
Technical Field
The utility model belongs to the technical field of the material test, concretely relates to testing arrangement of material bending strength.
Background
Bending strength is the ability of a material to resist bending without breaking, and is mainly used to examine the strength of brittle materials such as ceramics. The evaluation is generally carried out by a three-point bending resistance test or a four-point test method. The four-point test requires two loading forces and is relatively complex; three-point testing is most commonly used. The value of which is proportional to the maximum pressure to be sustained.
Chinese patent document discloses a bar-shaped material bending strength testing arrangement (No. CN205941230U is announced to grant) for mechanics of materials, including the device base, device base upper portion is provided with a set of main grudging post, main grudging post upper portion is provided with the support slide, main grudging post lateral part is provided with switch frame slide, switch frame slide and switch frame sliding fit, be provided with spacing pressure switch and alarm lamp on the switch frame, the benefit lies in: the bending effect can be visually seen, but the defects are that: the force of the specified camber and the accurate test cannot be accurately known.
Therefore, in order to meet the current situation, it is urgently needed to design and produce a material bending strength testing device so as to meet the actual use requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a testing arrangement of material bending strength to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a testing device for bending strength of a material comprises a connecting plate, a counterweight plate, a testing mechanism and a laser range finder, wherein the connecting plate is arranged above the counterweight plate, four groups of supporting plates arranged in a rectangular array are welded between the connecting plate and the counterweight plate, two groups of round rods which are parallel and level in height and used for supporting the tested material are arranged between the connecting plate and the counterweight plate, two sides of each round rod are respectively welded and fixed with the side surfaces of the two groups of supporting plates, the testing mechanism is welded on the two groups of symmetrically arranged side surfaces of the connecting plate, the two groups of round rods are arranged between the two groups of testing mechanisms, the bottom ends of the two groups of round rods are connected with an adjusting mechanism, and the periphery of the adjusting mechanism is connected with the two groups of symmetrically arranged laser range finders through a plurality of groups of screws;
two sets of accredited testing organization all includes the clamp plate of hydraulic stem, hollow tube and U style of calligraphy, the hydraulic stem welding is in the side of connecting plate, and the below of hydraulic stem is provided with the plectane, and the welding has pressure spring between hydraulic stem and the plectane, the periphery welding of plectane have with the hollow tube of hydraulic stem adaptation, the periphery of hollow tube is provided with the clamp plate, and the hollow tube rotates with the clamp plate through the pivot to be connected, and the bottom of clamp plate bonds there is pressure sensor, and the pivot orientation of clamp plate is parallel with the orientation of round bar.
Preferably, adjustment mechanism is including linking board, inserted bar and sleeve pipe, and is two sets of the bottom welding of round bar has even board, links the bottom welding of board and has the inserted bar of vertical setting, and the sleeve pipe that is used for installing laser range finder of adaptation has been cup jointed to the periphery of inserted bar, and a set of screw thread passageway has been seted up to the sheathed tube side, and screw thread passageway sets up between two sets of laser range finder, and screw thread passageway threaded connection has to tight threaded rod, the scale mark has been seted up to the side of inserted bar.
Preferably, the front ends of the connecting plate and the counterweight plate are provided with scale marks.
Preferably, the weight plate is connected with the ground through a plurality of groups of connecting bolts.
Preferably, a group of reinforcing ribs are welded at the top end of the connecting plate.
The utility model discloses a technological effect and advantage: according to the device for testing the bending strength of the material, the extension of a hydraulic rod of a testing mechanism enables a pressure sensor to obtain test data, the rotation of a pressure plate can meet the test accuracy after the material is bent, and the possibility of low test accuracy caused by extreme change of the numerical value of the pressure sensor is reduced by the aid of the design of a hollow tube and a pressure spring through the activity of the pressure spring; the height of the laser range finder is adjusted to be an appointed height by adjusting the height of the sleeve and utilizing the abutting threaded rod for abutting and fixing, so that the bending degree of the material is known to be an appointed bending degree; the testing device for the bending strength of the material not only can conveniently learn the tested data, but also can conveniently know the appointed bending degree.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the testing mechanism of the present invention;
fig. 3 is a schematic structural diagram of the adjusting mechanism of the present invention.
In the figure: the device comprises a connecting plate 1, a counterweight plate 2, a testing mechanism 3, a laser range finder 4, a support plate 5, a round rod 6, an adjusting mechanism 7, a hydraulic rod 8, a hollow tube 9, a press plate 10, a round plate 11, a pressure spring 12, a connecting plate 13, an inserted link 14, a sleeve 15, a tightly-abutting threaded rod 16 and a reinforcing rib 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.
The utility model provides a device for testing the bending strength of a material as shown in figures 1-3, which comprises a connecting plate 1, a counterweight plate 2, testing mechanisms 3 and a laser range finder 4, wherein the connecting plate 1 is arranged above the counterweight plate 2, four groups of supporting plates 5 arranged in a rectangular array are welded between the connecting plate 1 and the counterweight plate 2, two groups of round rods 6 with the same height and level for supporting the tested material are arranged between the connecting plate 1 and the counterweight plate 2, two sides of the round rods 6 are respectively welded and fixed with the sides of the two groups of supporting plates 5, the testing mechanisms 3 are welded on the two groups of symmetrically arranged sides of the connecting plate 1, the two groups of round rods 6 are arranged between the two groups of testing mechanisms 3, the bottom ends of the two groups of round rods 6 are connected with adjusting mechanisms 7, the periphery of the adjusting mechanisms 7 is connected with two groups of symmetrically arranged laser range finders 4 through a plurality of screws, the laser range finder 4 and the testing mechanism 3 are controlled by a PLC;
two sets of accredited testing organization 3 all includes the clamp plate 10 of hydraulic stem 8, hollow tube 9 and U style of calligraphy, the welding of hydraulic stem 8 is in the side of connecting plate 1, and the below of hydraulic stem 8 is provided with plectane 11, and the welding has pressure spring 12 between hydraulic stem 8 and the plectane 11, the periphery welding of plectane 11 has the hollow tube 9 with the 8 adaptations of hydraulic stem, the periphery of hollow tube 9 is provided with clamp plate 10, and hollow tube 9 rotates with clamp plate 10 through the pivot to be connected, and the rotatable of clamp plate 10 guarantees that pressure sensor can hug closely the parallel and level with the material always, guarantees the accuracy of test, and the bottom of clamp plate 10 bonds there is pressure sensor, and the pivot orientation of clamp plate 10 is parallel with.
Specifically, adjustment mechanism 7 is including linking board 13, inserted bar 14 and sleeve pipe 15, and is two sets of the bottom welding of round bar 6 has even board 13, links the bottom welding of board 13 has inserted bar 14 of vertical setting, and the sleeve pipe 15 that is used for installing laser range finder 4 of adaptation is cup jointed to the periphery of inserted bar 14, and a set of screw channel has been seted up to the side of sleeve pipe 15, and screw channel sets up between two sets of laser range finder 4, and screw channel threaded connection has and supports tight threaded rod 16, the scale mark has been seted up to the side of inserted bar 14, guarantees that laser range finder 4 highly obtains accurate control.
Specifically, the front ends of the connecting plate 1 and the counterweight plate 2 are provided with scale marks.
Specifically, the weight plate 2 is connected with the ground through a plurality of groups of connecting bolts.
Specifically, a set of reinforcing ribs 17 are welded at the top end of the connecting plate 1, so that the normal operation of the testing mechanism 3 is ensured.
Working principle, this material bending strength's testing arrangement, adjust appointed height with sleeve pipe 15, and rotate and support tight threaded rod 16 fixed sleeving 15, set up the material on two sets of round bars 6, and according to the scale mark of connecting plate 1 and counterweight plate 2, adjust the position of material, then 8 extensions of control hydraulic stem, make clamp plate 10 material of bending, pressure spring 12's shrink and clamp plate 10's rotation, guarantee the accuracy of data, when the data of laser range finder 4 changes, can be accurate learn pressure sensor's data at that time, realize accurate understanding test result.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a testing arrangement of material bending strength, includes connecting plate (1), counterweight plate (2), accredited testing organization (3) and laser range finder (4), its characterized in that: the device comprises a connecting plate (1), a counterweight plate (2), four groups of support plates (5) arranged in a rectangular array manner are welded between the connecting plate (1) and the counterweight plate (2), two groups of round rods (6) which are parallel and level in height and used for supporting a test material are arranged between the connecting plate (1) and the counterweight plate (2), two sides of each round rod (6) are fixedly welded with the side surfaces of the two groups of support plates (5), two groups of symmetrically arranged side surfaces of the connecting plate (1) are welded with test mechanisms (3), the two groups of round rods (6) are arranged between the two groups of test mechanisms (3), the bottom ends of the two groups of round rods (6) are connected with adjusting mechanisms (7), and the periphery of each adjusting mechanism (7) is connected with two groups of symmetrically arranged laser range finders (4) through a plurality of groups of screws;
two sets of accredited testing organization (3) all include clamp plate (10) of hydraulic stem (8), hollow tube (9) and U style of calligraphy, hydraulic stem (8) welding is in the side of connecting plate (1), and the below of hydraulic stem (8) is provided with plectane (11), and the welding has pressure spring (12) between hydraulic stem (8) and plectane (11), the periphery welding of plectane (11) has hollow tube (9) with hydraulic stem (8) adaptation, the periphery of hollow tube (9) is provided with clamp plate (10), and hollow tube (9) rotate through pivot and clamp plate (10) to be connected, and the bottom of clamp plate (10) bonds there is pressure sensor, and the pivot orientation of clamp plate (10) is parallel with the orientation of round bar (6).
2. The device for testing bending strength of material as claimed in claim 1, wherein: adjustment mechanism (7) are including linking board (13), inserted bar (14) and sleeve pipe (15), and are two sets of the bottom welding of round bar (6) has even board (13), and the bottom welding of even board (13) has inserted bar (14) of vertical setting, and the sleeve pipe (15) that are used for installing laser range finder (4) of adaptation have been cup jointed to the periphery of inserted bar (14), and a set of screw thread passageway has been seted up to the side of sleeve pipe (15), and screw thread passageway sets up between two sets of laser range finder (4), and screw thread passageway threaded connection has to support tight threaded rod (16), the scale mark has been seted up to the side of inserted bar (14).
3. The device for testing bending strength of material as claimed in claim 1, wherein: the scale marks are arranged at the front ends of the connecting plate (1) and the counterweight plate (2).
4. The device for testing bending strength of material as claimed in claim 1, wherein: the counterweight plate (2) is connected with the ground through a plurality of groups of connecting bolts.
5. The device for testing bending strength of material as claimed in claim 1, wherein: a group of reinforcing ribs (17) are welded at the top end of the connecting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023157097.7U CN213986036U (en) | 2020-12-24 | 2020-12-24 | Testing arrangement of material bending strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023157097.7U CN213986036U (en) | 2020-12-24 | 2020-12-24 | Testing arrangement of material bending strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213986036U true CN213986036U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023157097.7U Active CN213986036U (en) | 2020-12-24 | 2020-12-24 | Testing arrangement of material bending strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213986036U (en) |
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- 2020-12-24 CN CN202023157097.7U patent/CN213986036U/en active Active
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