CN220289240U - Elastic sheet press-breaking testing device - Google Patents
Elastic sheet press-breaking testing device Download PDFInfo
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- CN220289240U CN220289240U CN202321958253.0U CN202321958253U CN220289240U CN 220289240 U CN220289240 U CN 220289240U CN 202321958253 U CN202321958253 U CN 202321958253U CN 220289240 U CN220289240 U CN 220289240U
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- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 81
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model relates to the technical field of mechanical testing devices and discloses an elastic sheet fracture testing device which comprises a pressure assembly, a mounting assembly and a clamping assembly, wherein the pressure assembly comprises a linear motor module and a pressing piece, and the linear motor module drives the pressing piece to linearly lift; the installation component includes the fixed station, be equipped with on the fixed station and place the recess, the elastic sheet is towards the setting of pressure applying piece decline orbit protrusion, clamping component includes the fixed plate, the rotor plate, briquetting and braking structure, the fixed plate is fixed on the fixed station, the one end and the fixed plate rotation of rotor plate are connected, the other end of rotor plate is fixed with the briquetting, the briquetting rotates to placing the recess top through the rotor plate, briquetting and placing the recess and press from both sides tight fixed elastic sheet jointly, braking structure is used for braking the rotation of rotor plate, the utility model is that the utility model can make the pressure applying piece steadily decline the elastic sheet of bending, clamping component can press from both sides the elastic sheet fast when leading to, the elastic sheet is changed conveniently during the test.
Description
Technical Field
The utility model relates to the technical field of mechanical testing devices, in particular to an elastic sheet fracture testing device.
Background
The elastic sheet is one of the profiles with great demand in industrial production, and is widely used in various industrial equipment such as daily life, medical appliances, industrial production and the like. The elastic sheet is subjected to various reliability tests on various performances of the elastic sheet after production, the elastic sheet generally utilizes the elastic deformation performance of the elastic sheet to manufacture relevant functional parts, and when the elastic sheet is deformed under pressure, once the deformation exceeds the elastic deformation range of the elastic sheet, the structure of the elastic sheet is broken, so that the elastic sheet is required to be subjected to a crushing test before being used for equipment needing to be used, and the elastic sheet mounted on the device is guaranteed not to be broken in the bearing pressure range, so that the normal operation of the device function is guaranteed. In the existing press-break testing machine, the structure of the pressing device and the structure of the clamping device can influence the elastic press-break testing result of the elastic piece.
Disclosure of Invention
Therefore, it is desirable to provide an elastic sheet fracture testing device, which enables the fracture testing of the elastic sheet to be performed smoothly through structural improvement.
In order to achieve the above object, the present utility model provides an elastic sheet crush test device, comprising:
the pressure assembly comprises a linear motor module and a pressing piece, the linear motor module is vertically arranged, the pressing piece is detachably fixed on the linear motor module, and the linear motor module drives the pressing piece to linearly lift;
the mounting assembly comprises a fixed table, wherein a placement groove is formed in the fixed table and is positioned at the side edge of the descending track of the pressing piece, the placement groove is used for placing an elastic piece, and the elastic piece is arranged in a protruding mode towards the descending track of the pressing piece;
the clamping assembly comprises a fixing plate, a rotating plate, a pressing block and a braking structure, wherein the fixing plate is fixed on the fixing table, one end of the rotating plate is rotationally connected with the fixing plate, the pressing block is fixed at the other end of the rotating plate and rotates to the upper side of the placing groove through the rotating plate, the pressing block and the placing groove jointly clamp and fix the elastic sheet, the braking structure is used for braking the rotation of the rotating plate, and the position of the elastic sheet is prevented from loosening in the testing process.
Further, the clamping assembly comprises a handle, the braking structure includes connecting plate and locating bench, be equipped with first pivot and second pivot on the fixed plate, the handle rotates with the fixed plate through first pivot and is connected, the rotor plate rotates with the fixed plate through the second pivot and is connected, the both ends of connecting plate rotate with handle and rotor plate respectively and are connected, the locating bench sets up on the fixed plate, the locating bench sets up to when the rotor plate rotates to briquetting and places the recess and press from both sides the fixed elastic sheet jointly, the locating bench keeps off with the connecting plate and connects mutually.
The handle facilitates the operating personnel to pull the rotating plate to rotate, the setting of locating bench and connecting plate has certain braking location effect to the rotating plate, when the handle drives the rotating plate through the connecting plate and pushes down to press from both sides tight elastic sheet, the locating bench keeps off with the connecting plate and connects, the rotating plate can't continue to push down, and when the bulge position receives the pressure piece and pushes down on the elastic sheet, because leverage, the briquetting receives ascending pressure, the rotating plate has the trend that drives the connecting plate and continue to descend this moment, and the locating bench can then play the braking effect to this kind of trend that descends with the fender of connecting plate, thereby avoid pressing the in-process of breaking the test, the position of elastic sheet takes place not hard up.
Further, the fixing plate is provided with a strip-shaped hole, the fixing table is provided with a fixing hole, and the fixing plate is fixed with the fixing table through screwing screws on the strip-shaped hole and the fixing hole. The relative position of the clamping component is adjusted when the strip-shaped holes are convenient to install, so that the pressing block can be rotated to be positioned above the placement groove, and the elastic piece is clamped.
Further, the one end that the second pivot was kept away from to the rotor plate is fixed with the dead lever, the briquetting is fixed on the bottom of dead lever, the briquetting is the rubber block.
Further, the installation component includes unable adjustment base, unable adjustment base is last to be equipped with first fixed recess, first locking screw and first splint, first splint are located first fixed recess, first locking screw passes the side and the first splint of first fixed recess are connected, the bottom surface of fixed station is vertical to be equipped with the embedded plate, in the first fixed recess of embedded plate embedding, the embedded plate is fixed with the medial surface clamp of first fixed recess. The fixed station is completed through a first locking screw and a first clamping plate to form a detachable installation structure.
Further, be equipped with the sliding block on the linear electric motor module, be equipped with second fixed groove, second locking screw and second splint on the sliding block, the second splint is located the fixed recess of second, the side that the second locking screw passed the fixed groove of second is connected with the second splint, the top embedding of pressure applying piece is fixed in the recess of second, the pressure applying piece is fixed with the medial surface clamp of the fixed recess of second to the second splint. The linear motor module drives the pressing piece to move up and down through the sliding block, and the second clamping plate and the second locking screw are arranged to complete the detachable installation of the pressing piece.
Further, a boss is arranged on the side face of the pressing piece and is clamped with the side edge of the second fixing groove, and an arc curved surface is arranged on the bottom edge of the pressing piece. The boss is used for positioning the pressing piece embedded into the second fixing groove, so that the pressing piece can be conveniently and quickly fixed, and when the elastic piece is bent by the arc curved surface, the bending of the elastic piece is prevented from being influenced by the sharp angle edge.
Further, the bottom of the pressure applying piece is provided with an accommodating groove, and the position of the accommodating groove corresponds to the position of the accommodating groove.
When the pressing piece is pressed down, the protruding part of the elastic sheet is firstly contained into the containing groove, at the moment, the pressing piece is continuously pressed down, the elastic sheet is deformed and bent due to the fact that the pressing piece is pressed, the containing groove is used for preventing the elastic sheet from being horizontally inclined due to the fact that the pressing piece is pressed, and the elastic sheet is guaranteed to be bent and broken in the vertical direction.
The technical scheme has the following beneficial effects:
according to the utility model, the linear motor module can stably drive the pressing piece to move up and down, the placing groove is used for positioning and placing the elastic sheet, the rotating plate is connected with the fixing plate through one end in a rotating way, so that the position of the pressing block is changed, when the pressing block rotates to the placing groove, the pressing block can clamp the elastic sheet together with the placing groove, so that the position of the elastic sheet is fixed, after a test is finished, the rotating plate rotates upwards, the elastic sheet is released, the tested elastic sheet can be replaced, the braking structure can brake the rotating plate, and loosening of the clamping assembly in the process of breaking the test is avoided.
Drawings
Fig. 1 is a structural diagram of an elastic sheet fracture testing device according to an embodiment.
Fig. 2 is a block diagram illustrating the loosening of the clamping assembly according to the embodiment.
Fig. 3 is a block diagram of a clamping assembly according to an embodiment.
Fig. 4 is a schematic view of the clamping assembly in an expanded state to a clamping elastic piece according to the embodiment, and an arrow on the handle indicates a force application direction.
Fig. 5 is a schematic view showing a side face of the pressing member according to another embodiment.
Reference numerals illustrate:
1. a pressure assembly; 11. a linear motor module; 12. a pressurizing member; 121. a boss; 122. a curved surface of an arc; 123. an accommodating groove; 13. a sliding block; 14. a second fixing groove; 15. a second locking screw; 16. a second clamping plate;
2. a mounting assembly; 21. a fixed table; 22. placing the groove; 23. a fixed base; 24. a first fixing groove; 25. a first locking screw; 26. a first clamping plate; 27. an embedded plate;
3. a clamping assembly; 31. a fixing plate; 311. embedding the groove; 312. a bar-shaped hole; 32. a rotating plate; 33. briquetting; 34. a braking structure; 341. a connecting plate; 342. a positioning table; 35. a handle; 36. a first rotating shaft; 37. a second rotating shaft; 38. a fixed rod;
4. an elastic sheet.
Detailed Description
In order to describe the technical content, constructional features, achieved objects and effects of the technical solution in detail, the following description is made in connection with the specific embodiments in conjunction with the accompanying drawings.
Referring to fig. 1-5, the embodiment discloses an elastic sheet breaking test device, which comprises a pressure component 1, a mounting component 2 and a clamping component 3.
The pressure assembly 1 comprises a linear motor module 11 and a pressing piece 12, wherein the linear motor module 11 is vertically arranged, the pressing piece 12 is detachably fixed on the linear motor module 11, and the linear motor module 11 drives the pressing piece 12 to linearly move up and down.
In this embodiment, the linear motor module 11 can more stably push the pressing member 12 compared with the pushing of the cylinder, and meanwhile, the lower limit of the descending position of the pressing member 12 can be flexibly set, when the pressing member 12 moves to the lower limit of the position, the elastic sheet 4 is subjected to the maximum pressure, the deformation is maximum, and whether the performance of the elastic sheet 4 meets the requirement is judged by observing whether the structure of the elastic sheet 4 is broken or not.
In another embodiment, the pressing member 12 may be further provided with a pressure sensor, and the pressure sensor and the linear motor module 11 may be connected to an external controller, so that control is facilitated, and the pressure detected by the pressure sensor may be displayed through a display screen, so that a worker can more intuitively understand the pressure pressed down.
Specifically, as shown in fig. 4, a sliding block 13 is disposed on the linear motor module 11, a second fixing groove 14, a second locking screw 15 and a second clamping plate 16 are disposed on the sliding block 13, the second clamping plate 16 is located in the second fixing groove 14, the second locking screw 15 penetrates through a side surface of the second fixing groove 14 to be connected with the second clamping plate 16, the top of the pressing member 12 is embedded into the second fixing groove 14, the second clamping plate 16 and an inner side surface of the second fixing groove 14 clamp and fix the pressing member 12, and the structures of the second locking screw 15 and the second clamping plate 16 are not shown in fig. 1.
The linear motor module 11 drives the pressing piece 12 to move up and down through the sliding block 13, and the second clamping plate 16 and the second locking screw 15 are arranged to complete the detachable installation of the pressing piece 12.
The side of the pressing piece 12 is provided with a boss 121, the boss 121 is clamped with the side of the second fixing groove 14, and the bottom edge of the pressing piece 12 is provided with an arc curved surface 122. The boss 121 is used for positioning the pressing piece 12 embedded in the second fixing groove 14, so that the pressing piece 12 can be conveniently and quickly fixed, and when the arc curved surface 122 bends the elastic piece 4, the acute angle side is prevented from affecting the bending of the elastic piece 4.
In this embodiment, the pressing member 12 has a plate-like structure, and the wide side of the pressing member 12 faces the placement groove 22, so that the curved surface 122 of the bottom side of the pressing member 12 has a certain extension width, so that the pressing member 12 can touch the elastic sheet 4 and bend it during the pressing process.
In another embodiment of the pressing member 12, as shown in fig. 5, the bottom of the pressing member 12 is provided with a receiving groove 123, and the position of the receiving groove 123 corresponds to the position of the placing groove 22.
When the pressing piece 12 is pressed down, the protruding portion of the elastic piece 4 is firstly accommodated into the accommodating groove 123, at this time, the pressing piece 12 is continuously pressed down, the elastic piece 4 is deformed and bent due to the pressure, and the accommodating groove 123 is used for preventing the elastic piece 4 from being horizontally inclined due to the pressure, so that the elastic piece 4 is ensured to be subjected to the bending and breaking test in the vertical direction.
The mounting assembly 2 comprises a fixing table 21, a placement groove 22 is formed in the fixing table 21, the placement groove 22 is located at the side edge of the descending track of the pressing piece 12, the placement groove 22 is used for placing the elastic piece 4, and the elastic piece 4 protrudes towards the descending track of the pressing piece 12.
Specifically, as shown in fig. 4, the mounting assembly 2 includes a fixing base 23, a first fixing groove 24, a first locking screw 25 and a first clamping plate 26 are disposed on the fixing base 23, the first clamping plate 26 is located in the first fixing groove 24, the first locking screw 25 penetrates through a side surface of the first fixing groove 24 to be connected with the first clamping plate 26, an embedded plate 27 is vertically disposed on a bottom surface of the fixing table 21, the embedded plate 27 is embedded in the first fixing groove 24, and the first clamping plate 26 and an inner side surface of the first fixing groove 24 clamp and fix the embedded plate 27. The fixing table 21 is completed by a first locking screw 25 and a first clamping plate 26 to form a detachable mounting structure, and the first locking screw 25 and the first clamping plate 26 are not shown in fig. 1.
The clamping assembly 3 comprises a fixed plate 31, a rotating plate 32, a pressing block 33 and a braking structure 34, wherein the fixed plate 31 is fixed on the fixed table 21, one end of the rotating plate 32 is rotationally connected with the fixed plate 31, the pressing block 33 is fixed at the other end of the rotating plate 32, the pressing block 33 rotates to the upper side of the placing groove 22 through the rotating plate 32, the pressing block 33 and the placing groove 22 jointly clamp and fix the elastic sheet 4, the braking structure 34 is used for braking the rotation of the rotating plate 32, and the position of the elastic sheet 4 is prevented from loosening in the testing process.
The clamping assembly 3 comprises a handle 35, the braking structure 34 comprises a connecting plate 341 and a positioning table 342, the fixed plate 31 is provided with a first rotating shaft 36 and a second rotating shaft 37, the handle 35 is rotationally connected with the fixed plate 31 through the first rotating shaft 36, the rotating plate 32 is rotationally connected with the fixed plate 31 through the second rotating shaft 37, two ends of the connecting plate 341 are respectively rotationally connected with the handle 35 and the rotating plate 32, the positioning table 342 is arranged on the fixed plate 31, and the positioning table 342 is arranged to be blocked with the connecting plate 341 when the rotating plate 32 rotates to clamp the fixed elastic sheet 4 together with the pressing block 33 and the placing groove 22.
The handle 35 facilitates the operator to pull the rotating plate 32 to rotate, the setting of locating table 342 and connecting plate 341 has certain braking location effect to rotating plate 32, when handle 35 drives rotating plate 32 through connecting plate 341 and pushes down to press from both sides tight elastic sheet 4, locating table 342 keeps off with connecting plate 341 and connects, rotating plate 32 can't continue to push down, and when the bulge on elastic sheet 4 receives the pressure piece 12 to push down, because leverage, briquetting 33 receives ascending pressure, rotating plate 32 has the trend that drives connecting plate 341 and continues to descend this moment, and the fender of locating table 342 and connecting plate 341 then can play the braking effect to this kind of trend down, thereby avoid pressing the in-process of breaking the test, the position of elastic sheet 4 takes place not hard up.
In this embodiment, the fixing plate 31 is fixed on the side surface of the fixing table 21 far away from the pressure assembly 1, the fixing table 21 has a top protruding from the fixing table 21, the fixing table 21 is bent to form a shape of a Chinese character 'ji', an embedded groove 311 is formed, the first rotating shaft 36 and the second rotating shaft 37 are both disposed in the embedded groove 311, the two sides of the rotating plate 32 and the handle 35 are both provided with connecting plates 341, the positioning table 342 is a top surface portion of the fixing plate 31, and the positioning tables 342 on the two sides of the embedded groove 311 are respectively blocked with the bottom surfaces of the two connecting plates 341.
The fixing plate 31 is provided with a bar-shaped hole 312, the fixing table 21 is provided with a fixing hole, and the fixing plate 31 is fixed with the fixing table 21 through screwing screws on the bar-shaped hole 312 and the fixing hole.
When the strip-shaped hole 312 is convenient to install, the relative position of the clamping assembly 3 is adjusted, so that the pressing block 33 can be rotatably positioned above the placement groove 22, and the elastic sheet 4 is clamped.
In this embodiment, strip-shaped holes 312 are formed on both sides of the bent fixing plate 31, so as to fix the clamping assembly 3 conveniently.
The end of the rotating plate 32 far away from the second rotating shaft 37 is fixed with a fixed rod 38, the pressing block 33 is fixed on the bottom end of the fixed rod 38, and the pressing block 33 is a rubber block.
The process of the utility model is as follows:
placing the strip-shaped elastic sheet 4 on the placement groove 22, wherein one end of the elastic sheet 4 protrudes towards the linear motor module 11, and a majority of the excess elastic sheet is positioned on the descending track of the pressing piece 12;
the handle 35 drives the rotating plate 32 to rotate downwards, so that the pressing block 33 presses the elastic sheet 4, the connecting plate 341 is in a horizontal state at this time, and the positioning table 342 on the top surface of the fixed plate 31 is partially clamped with the bottom edge of the connecting plate 341;
the linear motor module 11 drives the pressure applying part 12 to slowly descend through the sliding block 13, and after the arc curved surface 122 at the bottom end of the pressure applying part 12 collides with the convex part of the elastic sheet 4, the linear motor module continues to descend, and at the moment, the elastic sheet 4 starts to bend;
after the pressure applying piece 12 descends to the set lower limit position, whether the structure of the elastic piece 4 is broken after deformation is observed, so that whether the elastic piece 4 meets the device requirement is judged.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the statement "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article or terminal device comprising the element. Further, herein, "greater than," "less than," "exceeding," and the like are understood to not include the present number; "above", "below", "within" and the like are understood to include this number.
While the embodiments have been described above, other variations and modifications will occur to those skilled in the art once the basic inventive concepts are known, and it is therefore intended that the foregoing description and drawings illustrate only embodiments of the utility model and not limit the scope of the utility model, and it is therefore intended that the utility model not be limited to the specific embodiments described, but that the utility model may be practiced with their equivalent structures or with their equivalent processes or with their use directly or indirectly in other related fields.
Claims (8)
1. The utility model provides an elastic sheet pressure break testing arrangement which characterized in that includes:
the pressure assembly comprises a linear motor module and a pressing piece, the linear motor module is vertically arranged, the pressing piece is detachably fixed on the linear motor module, and the linear motor module drives the pressing piece to linearly lift;
the mounting assembly comprises a fixed table, wherein a placement groove is formed in the fixed table and is positioned at the side edge of the descending track of the pressing piece, the placement groove is used for placing an elastic piece, and the elastic piece is arranged in a protruding mode towards the descending track of the pressing piece;
the clamping assembly comprises a fixed plate, a rotating plate, a pressing block and a braking structure, wherein the fixed plate is fixed on the fixed table, one end of the rotating plate is rotationally connected with the fixed plate, the pressing block is fixed at the other end of the rotating plate and rotates to the upper side of the placing groove through the rotating plate, the pressing block and the placing groove jointly clamp the fixed elastic sheet, and the braking structure is used for braking the rotation of the rotating plate.
2. The elastic sheet fracture testing device according to claim 1, wherein the clamping assembly comprises a handle, the braking structure comprises a connecting plate and a positioning table, the fixing plate is provided with a first rotating shaft and a second rotating shaft, the handle is rotationally connected with the fixing plate through the first rotating shaft, the rotating plate is rotationally connected with the fixing plate through the second rotating shaft, two ends of the connecting plate are respectively rotationally connected with the handle and the rotating plate, the positioning table is arranged on the fixing plate, and the positioning table is blocked with the connecting plate when the rotating plate rotates to clamp the elastic sheet together with the pressing block and the placing groove.
3. The elastic sheet fracture testing device according to claim 2, wherein the fixing plate is provided with a strip-shaped hole, the fixing table is provided with a fixing hole, and the fixing plate is fixed with the fixing table through screwing screws on the strip-shaped hole and the fixing hole.
4. The elastic sheet fracture testing device according to claim 2, wherein a fixing rod is fixed at one end of the rotating plate far away from the second rotating shaft, the pressing block is fixed at the bottom end of the fixing rod, and the pressing block is a rubber block.
5. The elastic sheet fracture testing device according to claim 1, wherein the mounting assembly comprises a fixing base, a first fixing groove, a first locking screw and a first clamping plate are arranged on the fixing base, the first clamping plate is located in the first fixing groove, the first locking screw penetrates through the side face of the first fixing groove to be connected with the first clamping plate, an embedded plate is vertically arranged on the bottom face of the fixing table and embedded into the first fixing groove, and the first clamping plate and the inner side face of the first fixing groove clamp and fix the embedded plate.
6. The elastic sheet fracture testing device according to claim 1, wherein a sliding block is arranged on the linear motor module, a second fixing groove, a second locking screw and a second clamping plate are arranged on the sliding block, the second clamping plate is located in the second fixing groove, the second locking screw penetrates through the side face of the second fixing groove to be connected with the second clamping plate, the top of the pressing piece is embedded into the second fixing groove, and the second clamping plate and the inner side face of the second fixing groove clamp and fix the pressing piece.
7. The elastic sheet breakage testing device according to claim 6, wherein a boss is provided on a side surface of the pressing member, the boss is engaged with a side edge of the second fixing groove, and a bottom edge of the pressing member is provided with an arc curved surface.
8. The elastic sheet breakage testing device according to claim 1, wherein the bottom of the pressing member is provided with a receiving groove, and the position of the receiving groove corresponds to the position of the receiving groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321958253.0U CN220289240U (en) | 2023-07-25 | 2023-07-25 | Elastic sheet press-breaking testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321958253.0U CN220289240U (en) | 2023-07-25 | 2023-07-25 | Elastic sheet press-breaking testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220289240U true CN220289240U (en) | 2024-01-02 |
Family
ID=89333276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321958253.0U Active CN220289240U (en) | 2023-07-25 | 2023-07-25 | Elastic sheet press-breaking testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220289240U (en) |
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2023
- 2023-07-25 CN CN202321958253.0U patent/CN220289240U/en active Active
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