CN217981055U - Rock plate crack resistance testing machine - Google Patents
Rock plate crack resistance testing machine Download PDFInfo
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- CN217981055U CN217981055U CN202221984753.7U CN202221984753U CN217981055U CN 217981055 U CN217981055 U CN 217981055U CN 202221984753 U CN202221984753 U CN 202221984753U CN 217981055 U CN217981055 U CN 217981055U
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Abstract
The utility model discloses a rock plate anti-cracking performance testing machine, which comprises a base, a bearing device and a load loading device, wherein the load loading device is arranged above the bearing device through a base fixing frame; the bearing device comprises a horizontally movable placing plate for placing a rock plate; the load loading device comprises a load loading module, a pressure head module and an image acquisition module, wherein the pressure head module and the image acquisition module are installed above the placing plate in a manner that the load loading module can move up and down and left and right, and the load loading module is used for moving the pressure head module and applying load to the pressure head module. The utility model provides a rock plate crack resistance test machine can realize carrying out crack resistance test to macro-scale materials such as rock plate, and labour saving and time saving, and the test cost is lower, and the test result is comparatively accurate.
Description
Technical Field
The utility model relates to a rock plate technical field especially relates to a rock plate crack resistance test machine.
Background
The ceramic rock plate is a new hot spot in the current architectural ceramic industry, and has wide application prospect in the household fields of cabinets, household appliances and the like.
The machinability is an important performance index of the ceramic rock plate, at present, more than 30% of the structures of a plurality of ceramic large plate/rock plate enterprises at home and abroad can crack when being machined, and the cracked rock plate can seriously affect the service performance of the product. Therefore, it is necessary to test the crack resistance of the rock plate to prevent the rock plate from cracking when being machined.
At present, the crack resistance testing machine on the market generally aims at small materials (such as silicon wafers and aluminum sheets), and if the crack resistance testing is to be carried out on large materials such as rock plates, a manual testing mode is generally adopted. The manual testing of the crack resistance of the rock plate has the following drawbacks: the method is time-consuming and labor-consuming, the testing cost is high, the testing result obtained by manual testing is not accurate enough, and the method is not beneficial to accurately judging the crack resistance of the rock plate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rock plate crack resistance test machine, this rock plate crack resistance test machine can realize carrying out crack resistance test to large-scale materials such as rock plates, and labour saving and time saving, and the test cost is lower, and the test result is comparatively accurate.
To achieve the purpose, the utility model adopts the following technical proposal:
a rock plate crack resistance testing machine comprises a base, a bearing device and a load loading device, wherein the load loading device is arranged above the bearing device through a base fixing frame;
the bearing device comprises a horizontally movable placing plate for placing a rock plate;
the load loading device comprises a load loading module, a pressure head module and an image acquisition module, wherein the pressure head module and the image acquisition module are installed above the placing plate in a manner that the load loading module can move up and down and left and right, and the load loading module is used for moving the pressure head module and applying load to the pressure head module.
Furthermore, the load loading module comprises two upright columns, two sliding cross beams, a screw rod transmission assembly and a lifting driver, the two upright columns are respectively vertically arranged on the base and are respectively positioned at two sides of the bearing device, the sliding cross beams are arranged on the upright columns in a vertically movable manner through the screw rod transmission assembly and are positioned above the bearing device, the lifting driver is used for driving the ball screw rod of the screw rod transmission assembly to rotate, and the rotation of the ball screw rod is used for driving the sliding cross beams to vertically move on the upright columns;
the pressure head module and the image acquisition module are installed on the sliding beam.
Furthermore, the pressure head module and the image acquisition module are installed on the sliding beam through a rotating piece, the rotating piece is rotatably installed on the sliding beam, the rotating piece can slide along the length direction of the sliding beam, and the rotation of the rotating piece is used for changing the positions of the pressure head module and the image acquisition module, so that the pressure head module or the image acquisition module is right opposite to the placing plate.
Furthermore, the load loading module further comprises an electric telescopic rod, the pushing end of the electric telescopic rod is connected with the rotating piece, and the electric telescopic rod is used for pushing the rotating piece to horizontally reciprocate along the length direction of the sliding beam.
Furthermore, the load loading module further comprises a controller and a speed regulation component, the speed regulation component comprises an inductor and a speed regulation knob, the controller is in communication connection with the lifting driver and the inductor, and the rotation of the speed regulation knob adjusts the speed of the lifting driver through the inductor and the controller.
Furthermore, the load loading device further comprises a load loading sensor, the rotating piece is mounted on the sliding beam through the load loading sensor, and the load loading sensor is used for detecting the pressure of the pressure head module when the pressure head module abuts against the rock plate.
Furthermore, the bearing device comprises a workbench, two sliding rails and the placing plate, wherein the two sliding rails are horizontally and symmetrically arranged on the workbench, and the placing plate is in sliding fit with the sliding rails;
the base is arranged in the workbench, and two ends of the base protrude out of two sides of the workbench.
Furthermore, the load loading module further comprises a stopper, the stopper is mounted on the column, the stopper comprises a sensing element, the sensing element is in communication connection with the controller, and the stopper is used for limiting the moving range of the sliding beam 32.
Further, the pressure head module comprises at least two pressure heads.
Furthermore, the image acquisition module is an electron microscope.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
1. compared with the conventional manual rock plate crack resistance test, the rock plate crack resistance test device has the advantages of time and labor saving, lower test cost and more accurate test result.
2. Through the arrangement of the load bearing device and the load loading device, the measurement of the crack resistance of the rock plates with various sizes is facilitated, and the universality of the testing machine is improved.
3. The pressure head module and the image acquisition module are installed above the placing plate in a vertical and left-right moving mode, so that loads can be generated at all positions of the rock plate to be tested, and the anti-cracking performance of all positions of the rock plate to be tested can be tested.
Drawings
Figure 1 is the utility model discloses a rock plate anti-crack performance test machine's stereogram.
Fig. 2 is a partial structure schematic diagram of the utility model relates to a rock plate crack resistance testing machine.
Fig. 3 isbase:Sub>A cross-sectional view along the directionbase:Sub>A-base:Sub>A of the rock plate crack resistance testing machine of the present invention.
Wherein: the device comprises a base 1, a bearing device 2, a placing plate 21, a workbench 22, a sliding rail 23, a load loading module 3, an upright column 31, a sliding beam 32, a screw rod transmission assembly 33, a lifting driver 34, a fixed beam 35, an electric telescopic rod 36, a speed regulation knob 37, a limiter 38, a pressure head module 4, an image acquisition module 5, a rotating member 6 and a load loading sensor 7.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The technical scheme provides a rock plate anti-cracking performance testing machine which comprises a base 1, a bearing device 2 and a load loading device, wherein the load loading device is fixedly erected above the bearing device 2 through the base 1;
the load bearing device 2 comprises a horizontally movable placing plate 21, the placing plate 21 is used for placing rock plates;
the load loading device comprises a load loading module 3, a pressure head module 4 and an image acquisition module 5, wherein the pressure head module 4 and the image acquisition module 5 are installed above the placing plate 21 through the load loading module 3 in a manner of being capable of moving up and down, left and right, and the load loading module 3 is used for moving the pressure head module 4 and applying load to the pressure head module 4.
At present, crack resistance testers on the market generally aim at small materials (such as silicon wafers and aluminum sheets). If the crack resistance test is to be carried out on large materials such as rock plates and the like, a manual test mode is generally adopted. The manual measurement of the crack resistance of the rock plate is time-consuming and labor-consuming, the test cost is high, the test result obtained by the manual test is not accurate enough, and the accurate judgment of the crack resistance of the rock plate is not facilitated.
In order to solve the technical problem, the technical scheme provides a rock plate crack resistance testing machine, as shown in fig. 1-3.
Through the arrangement of the bearing device 2 and the load loading device, the measurement of the anti-cracking performance of rock plates of various sizes is facilitated, and the universal degree of the testing machine is improved.
The pressure head module 4 and the image acquisition module 5 can be installed above the placing plate 21 in a vertical and horizontal moving manner, so that loads can be generated at all positions of the rock plate to be tested, and the crack resistance of all positions of the rock plate to be tested can be tested.
When the rock plate anti-cracking performance testing machine works, firstly, a rock plate to be tested is placed on the placing plate 21, and then the load loading module 3 drives the pressure head module 4 and the image acquisition module 5 to move to the position to be tested. And when the pressure head module 4 and the image acquisition module 5 are close to the rock plate to be tested, stopping moving. The image acquisition module 5 is adjusted and brought into focus. And controlling the load loading module 3 to drive the pressure head module 4 to press downwards and lift upwards by using a computer host, so that test forces are sequentially applied, maintained and removed to the rock plate to be tested, and then cracks are generated. After the cracks are generated, the image acquisition module 5 is moved to the position above the cracks to acquire crack images, the crack images enter a computer through the image acquisition module 5 and a CCD optical imaging system, the length of each crack is calculated through a measuring system, and the average value is calculated, so that the crack resistance of the measured material is obtained.
Preferably, the pressing time of the pressure head module 4 on the rock plate to be tested is 10-30s, and the specific time can be adjusted according to the rock plate to be tested.
It should be noted that the CCD optical imaging system belongs to the prior art, and details thereof are not repeated herein.
Preferably, the base 1 is a rectangular parallelepiped structure with a length of 2.4m, a width of 0.5m and a height of 0.3-0.4 m.
Preferably, the placing plate 21 is a steel plate with a length of 3m, a width of 2m and a thickness of 5-10 cm.
This scheme can realize carrying out anti crack performance test to large-scale materials such as slabstone, compares in the artifical test slabstone crack resistance of conventional, labour saving and time saving, and the test cost is lower, and the test result is comparatively accurate.
Furthermore, the load loading module 3 includes two columns 31, two sliding beams 32, a screw transmission assembly 33 and a lifting driver 34, the two columns 31 are respectively vertically installed on the base 1, the columns 31 are respectively located at two sides of the bearing device 2, the sliding beam 32 is installed on the column 31 through the screw transmission assembly 33 in a manner of moving up and down, the sliding beam 32 is located above the bearing device 2, the lifting driver 34 is used for driving the rotation of the ball screw of the screw transmission assembly 33, and the rotation of the ball screw is used for driving the sliding beam 32 to move up and down on the columns 31;
the pressure head module 4 and the image acquisition module 5 are mounted on the sliding beam 32.
The lifting driver 34 can drive the screw rod transmission assembly 33 to rotate, so that the sliding beam 32 is controlled to move up and down, the pressure head module 4 is controlled to move up and down, the smooth test operation is facilitated, and the automation degree is improved.
Preferably, the screw transmission assembly 33 includes two ball screws and two ball nuts, the two ball screws are respectively installed inside the upright column 31, and two ends of the sliding beam 32 are respectively in transmission connection with the ball screws through the ball nuts.
Preferably, the load loading module 3 further comprises a fixed cross beam 35, the tops of the two upright posts 31 are connected by the fixed cross beam 35, and the fixed cross beam 35 is beneficial to limiting the moving range of the sliding cross beam 32 and preventing the sliding cross beam 32 from derailing.
Specifically, the lifting driver 34 is a motor.
Specifically, the height of the upright column 31 is 2-2.2m.
Furthermore, the indenter module 4 and the image capturing module 5 are mounted on the sliding beam 32 through a rotating member 6, the rotating member 6 is rotatably mounted on the sliding beam 32, the rotating member 6 can slide along the length direction of the sliding beam 32, and the rotation of the rotating member 6 is used for changing the positions of the indenter module 4 and the image capturing module 5, so that the indenter module 4 or the image capturing module 5 is opposite to the placing plate 21.
The rotatable setting of rotating member 6 makes pressure head module 4 with the position of image acquisition module 5 can be adjusted, is favorable to pressure head module 4 is after the test point work, will image acquisition module 5 removes the position of test point to gather the image in this position, be favorable to going on smoothly of anti crack performance test work.
Furthermore, the load loading module 3 further comprises an electric telescopic rod 36, a pushing end of the electric telescopic rod 36 is connected with the rotating member 6, and the electric telescopic rod 36 is used for pushing the rotating member 6 to horizontally reciprocate along the length direction of the sliding beam 32.
The electric telescopic rod 36 can drive the pressure head module 4 and the image acquisition module 5 to move left and right along the sliding beam 32, so that the adjustment of the position of the pressure head module 4 and the position of the image acquisition module 5 in the horizontal direction is facilitated, and the measurement of crack resistance of different positions of a rock plate is facilitated.
It should be noted that the extension and retraction of the electric telescopic rod 36 can be controlled by a computer, which belongs to the prior art and is not described herein.
Furthermore, the load loading module 3 further comprises a controller and a speed regulation component, the speed regulation component comprises an inductor and a speed regulation knob 37, the controller is in communication connection with the lifting driver 34 and the inductor, and the rotation of the speed regulation knob 37 adjusts the speed of the lifting driver 34 through the inductor and the controller.
In the process of focusing by the image acquisition module 5, the speed regulation component can slow down the speed of the lifting driver 34, which is beneficial for the image acquisition module 5 to focus on a measured point, improving the definition of an acquired image and improving the accuracy of a test.
It should be noted that the sensor can sense the rotation amplitude of the speed adjusting knob 37 and transmit a signal to the controller, the controller can control the speed of the lifting driver 34 according to the received signal, and the specific scheme and principle of the speed adjusting assembly for adjusting the speed of the lifting driver 34 belong to the prior art, which are not described herein again.
The load loading device further comprises a load loading sensor 7, the rotating piece 6 is installed on the sliding beam 32 through the load loading sensor 7, and the load loading sensor 7 is used for detecting the pressure of the pressure head module 4 against the rock plate.
Due to the interaction of the forces, the load loading sensor 7 can detect the pressure applied by the pressure head module 4 to the plate to be tested, judge whether the applied pressure is the same as the pressure set by the computer or not, and feed back the pressure, so that the accuracy of the applied pressure can be improved, and the accuracy of test data can be improved.
Furthermore, the load-bearing device 2 comprises a workbench 22, two slide rails 23 and the placing plate 21, the two slide rails 23 are horizontally and symmetrically installed on the workbench 22, and the placing plate 21 is in sliding fit with the slide rails 23;
the base 1 is arranged inside the workbench 22, and two ends of the base 1 protrude out of two sides of the workbench 22.
The slide rail 23 enables the placing plate 21 to move back and forth on the top of the workbench 22, so that the load loading module 3 can be used for testing the anti-cracking performance of different positions of the rock plate to be tested, and the accuracy of the test result can be improved.
Preferably, the worktable 221 has a cuboid structure with a length of 5-6m, a width of 2m and a height of 1.1-1.2 m.
Further, the load loading module further comprises a stopper 38, the stopper 38 is mounted on the column 31, the stopper 38 comprises a sensing member, the sensing member is in communication with the controller, and the stopper 38 is used for limiting the moving range of the sliding beam 32.
The position limiter 38 is provided with a sensing element, the sensing element can detect the position of the sliding beam 32, when the sliding beam 32 is about to exceed a set moving range, the sensing element sends a signal to the controller, and the controller controls the lifting driver 34 to be closed, so that the sliding beam 32 stops moving, each working unit is favorably maintained in a safe working state, a test machine is prevented from generating faults, and the safety is favorably improved.
Further, the ram module 4 comprises at least two rams.
The method is favorable for comparing the lengths of cracks generated under different loads, so that the anti-cracking capacity of the rock plate is obtained, and the accuracy of the test result is improved.
Specifically, vickers indenters of HV5 and HV6 were used for the two indenters, respectively.
Further, the image capturing module 5 is an electron microscope.
Compared with a common microscope, the electron microscope has higher resolution, and because the cracks on the rock plate are generally smaller, the electron microscope is favorable for improving the definition of the collected image and improving the accuracy of the test result.
Specifically, the electron microscope adopts a lens of 40 times.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and is not to be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. The utility model provides a rock plate anti-cracking performance test machine which characterized in that: the device comprises a base, a bearing device and a load loading device, wherein the load loading device is arranged above the bearing device through a base fixing frame;
the bearing device comprises a horizontally movable placing plate for placing a rock plate;
the load loading device comprises a load loading module, a pressure head module and an image acquisition module, wherein the pressure head module and the image acquisition module are arranged above the placing plate through the load loading module in a vertically and horizontally movable manner, and the load loading module is used for moving the pressure head module and applying load to the pressure head module.
2. The rock plate crack resistance testing machine of claim 1, characterized in that: the load loading module comprises two upright columns, two sliding cross beams, a screw rod transmission assembly and a lifting driver, the two upright columns are respectively vertically arranged on the base, the upright columns are respectively positioned at two sides of the bearing device, the sliding cross beams are arranged on the upright columns in a vertically movable mode through the screw rod transmission assembly and are positioned above the bearing device, the lifting driver is used for driving a ball screw rod of the screw rod transmission assembly to rotate, and the rotation of the ball screw rod is used for driving the sliding cross beams to vertically move on the upright columns;
the pressure head module and the image acquisition module are installed on the sliding beam.
3. The rock plate crack resistance testing machine of claim 2, characterized in that: the pressure head module with the image acquisition module pass through the rotating member install in sliding beam, the rotating member rotationally install in sliding beam, just the rotating member can be followed sliding beam's length direction slides, the rotation of rotating member is used for changing the pressure head module with the position of image acquisition module makes the pressure head module or the image acquisition module is just right place the board.
4. The rock plate crack resistance testing machine of claim 3, characterized in that: the load loading module further comprises an electric telescopic rod, the pushing end of the electric telescopic rod is connected with the rotating piece, and the electric telescopic rod is used for pushing the rotating piece to horizontally reciprocate along the length direction of the sliding beam.
5. The rock cracking resistance testing machine of claim 2, wherein: the load loading module further comprises a controller and a speed regulation assembly, the speed regulation assembly comprises an inductor and a speed regulation knob, the controller is in communication connection with the lifting driver and the inductor, and the speed of the lifting driver is regulated by the rotation of the speed regulation knob through the inductor and the controller.
6. The rock plate crack resistance testing machine of claim 3, characterized in that: the load loading device further comprises a load loading sensor, the rotating piece is mounted on the sliding beam through the load loading sensor, and the load loading sensor is used for detecting the pressure of the pressure head module when the pressure head module abuts against the rock plate.
7. The rock plate crack resistance testing machine of claim 1, characterized in that: the bearing device comprises a workbench, two sliding rails and the placing plate, the two sliding rails are horizontally and symmetrically arranged on the workbench, and the placing plate is in sliding fit with the sliding rails;
the base is arranged in the workbench, and two ends of the base protrude out of two sides of the workbench.
8. The rock plate crack resistance testing machine of claim 5, characterized in that: the load loading module further comprises a stopper mounted to the upright, the stopper comprising an inductive element, the inductive element being in communication with the controller, the stopper being configured to limit the range of movement of the sliding beam 32.
9. The rock plate crack resistance testing machine of claim 1, characterized in that: the pressure head module at least comprises two pressure heads.
10. The rock plate crack resistance testing machine of claim 1, characterized in that: the image acquisition module is an electron microscope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202221984753.7U CN217981055U (en) | 2022-07-29 | 2022-07-29 | Rock plate crack resistance testing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221984753.7U CN217981055U (en) | 2022-07-29 | 2022-07-29 | Rock plate crack resistance testing machine |
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| CN217981055U true CN217981055U (en) | 2022-12-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116952759A (en) * | 2023-09-21 | 2023-10-27 | 航天泰心科技有限公司 | Dynamic load loading device |
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2022
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116952759A (en) * | 2023-09-21 | 2023-10-27 | 航天泰心科技有限公司 | Dynamic load loading device |
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