Mechanical property test equipment
By designing an automatic push system, the CNC downcomer mechanism and electric push rod are used to solve the problems of high labor intensity and low efficiency when the number of samples is large, and a safe and efficient test process is achieved.
Patent Information
- Application Number
- CN202423022152.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-09
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-12-09
AI Technical Summary
In the compressive strength test of the plate, when the number of samples is large, the staff needs to continuously pick up the plate and load the material, which has a high labor intensity and affects the test efficiency.
A mechanical performance testing equipment is designed, including a CNC downcoming mechanism, a loading box, a recycling box and an electric push rod. The compressive strength test is performed by automatically pushing the material to the test bench to avoid manual push and material fragmentation.
Continuous compressive strength tests of multiple material samples are realized, which improves test efficiency and safety, reduces the risk of material fragmentation and splashing, and facilitates material recovery after test.
Smart Images
Figure CN222299367U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of mechanical performance testing and relates to mechanical performance testing equipment. Background Art
[0002] Mechanical properties refer to the ability of a material to resist deformation and fracture when subjected to external forces. Depending on the loading method and load characteristics, mechanical properties can be divided into many types, such as tensile properties, compression properties, bending properties, torsion properties, shear properties, etc. At the same time, they can also be divided into static load mechanical properties and dynamic load mechanical properties according to the load change characteristics.
[0003] At present, after the production and processing of the plates is completed, in order to inspect the quality of the plates, a certain amount of samples will be drawn from the same batch of plates for plate compressive strength test. The traditional plate compressive strength test adopts a test method of placing the plates directly on the test table and then applying pressure to the plates. However, when the number of plate test samples is large, the staff is required to continuously pick up the plates and feed them, which is labor-intensive and affects the test efficiency of the plates. Therefore, the present application provides a mechanical properties testing equipment to meet the needs. Utility Model Content
[0004] The technical problem to be solved by the utility model is to provide a mechanical property testing device to solve the problem that when there are a large number of existing plate test samples, workers continuously pick up the plates and feed them, which has high labor intensity and affects the test efficiency of the plates.
[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:
[0006] A mechanical property testing device comprises a test bench, the test bench is equipped with a numerically controlled pressing mechanism for applying pressure to materials, a feeding box and a recovery box are respectively arranged on both sides of the test bench, and the feeding box and the recovery box both have an opening end facing vertically upward; a feeding support plate is horizontally arranged inside the feeding box, and a driving mechanism for driving the feeding support plate to rise and fall is arranged outside the feeding box.
[0007] Optionally, the opening ends of the feeding box and the recovery box are flush with the upper surface of the test bench, and a discharge slot is provided at the bottom of the side wall of the recovery box.
[0008] Optionally, a feeding frame is movably provided at the top of the loading box, and the test bench is equipped with an electric push rod capable of horizontally pushing and pulling the feeding frame between the test bench and the top of the loading box, and the feeding frame has an open end distributed toward the test bench.
[0009] Optionally, the CNC pressing mechanism includes a fixed arm vertically mounted on one side of the test bench, the top of the fixed arm is bent toward the test bench and vertically mounted with a CNC hydraulic arm, the telescopic end of the CNC hydraulic arm is vertically downward and mounted with a pressing hammer.
[0010] Optionally, a controller is mounted on the fixed arm, a mounting platform is connected to the bottom end of the fixed arm, and the mounting platform is bolted to the side wall of the test bench.
[0011] Optionally, a mold frame is embedded in the feeding frame, and the mold frame also has an open end distributed toward the test bench, and a mold box is embedded in the loading box.
[0012] Optionally, a fixed block is fixed on the side wall of the test bench at a position away from the feeding box, the electric push rod is horizontally assembled on the fixed block, the telescopic end of the electric push rod is connected to a connecting block, and the connecting block is connected to the outer side wall of the feeding frame.
[0013] Optionally, a first screw which is threadedly plugged into the mold frame is passed through the side wall of the feeding frame, and a second screw which is threadedly plugged into the feeding frame is passed through the connecting block.
[0014] Optionally, a connecting arm is horizontally connected to the loading plate, and through slots are vertically opened on the side walls of the loading box and the mold box, and the connecting arm passes through the through slots and extends out of the loading box.
[0015] Optionally, the driving mechanism includes a vertical arm vertically fixed on the outer wall of the loading box at a position corresponding to the through groove, the vertical arm is vertically provided with a slide groove, a slider is slidably embedded in the slide groove, one end of the connecting arm extending outside the loading box is fixedly connected to the slider, a screw column is vertically rotatably installed in the slide groove, the screw column thread passes through the slider, and a motor for driving the screw column to rotate is installed on the top of the vertical arm.
[0016] Compared with the prior art, the utility model has at least the following beneficial effects:
[0017] In the above scheme, by setting a loading box, a recycling box and a feeding frame, material samples that need to be subjected to mechanical tests are placed in the loading box, and the driving mechanism is used to drive the loading pallet to push the test material upward. The top piece of material is embedded in the feeding frame, and the electric push rod is repeatedly extended and retracted, so that the material in the loading box can be continuously pushed to the test bench, and the CNC pressing mechanism is used to apply pressure to the test material to achieve the purpose of compressive strength test of the material. The tested material can be pushed to the recycling box for recycling, so as to realize continuous compressive strength test of many material samples. The entire test process does not require personnel to push and move materials, which avoids material breakage and splashing during the test to accidentally injure personnel, improves safety, and facilitates the recycling of materials after the test, greatly improving the test efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the mechanical properties testing equipment;
[0019] Figure 2 It is a structural schematic diagram of the CNC pressing mechanism;
[0020] Figure 3 It is a schematic diagram of the structure of the feeding frame and the electric push rod;
[0021] Figure 4 It is a structural schematic diagram of the feeding box;
[0022] Figure 5 It is a structural diagram of the driving mechanism.
[0023] In the figure: 1 test bench; 2 CNC pressing mechanism; 3 loading box; 4 recovery box; 5 loading pallet; 6 driving mechanism; 7 feeding frame; 8 electric push rod; 9 discharge notch; 10 fixed arm; 11 CNC hydraulic arm; 12 pressing hammer; 13 controller; 14 mounting table; 15 mold frame; 16 fixed block; 17 connecting block; 18 first screw; 19 second screw; 20 through slot; 21 mold box; 22 vertical arm; 23 slide slot; 24 screw column; 25 slider; 26 connecting arm; 27 motor. DETAILED DESCRIPTION
[0024] A mechanical property testing device provided by the utility model is described in detail below in conjunction with the accompanying drawings and specific embodiments. In general, a term can be understood at least in part from its use in the context. For example, depending at least in part on the context, the term "one or more" used herein can be used to describe any feature, structure, or characteristic in a singular sense, or can be used to describe a combination of features, structures, or characteristics in a plural sense. In addition, the term "based on" can be understood as not necessarily intended to convey a set of exclusive factors, but can alternatively, at least in part depending on the context, allow for the presence of other factors that are not necessarily explicitly described.
[0025] It is to be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers, and “on” or “above” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers.
[0026] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.
[0027] like Figure 1 and Figure 2 As shown, an embodiment of the utility model provides a mechanical property test equipment, including a test bench 1, on which a numerical control pressing mechanism 2 for applying pressure to a material is installed, and the numerical control pressing mechanism 2 includes a fixed arm 10 vertically installed on one side of the test bench 1, the top end of the fixed arm 10 is bent toward the test bench 1 and vertically installed with a numerical control hydraulic arm 11, and the telescopic end of the numerical control hydraulic arm 11 is vertically downward and equipped with a pressing hammer 12. A controller 13 is installed on the fixed arm 10, and a mounting platform 14 is connected to the bottom end of the fixed arm 10, and the mounting platform 14 is bolted to the side wall of the test bench 1. The material is placed on the test bench 1, and the numerical control hydraulic arm 11 is started to push the pressing hammer 12 to apply pressure to the test material on the test bench 1, and the pressure applied by the numerical control hydraulic arm 11 when the material is damaged or deformed is recorded, so as to achieve the purpose of testing the compressive strength of the material.
[0028] like Figure 1 , Figure 3 and Figure 4As shown, a loading box 3 and a recovery box 4 are respectively provided on both sides of the test bench 1, and both the loading box 3 and the recovery box 4 have an opening end vertically upward; a loading pallet 5 is horizontally arranged in the loading box 3, and a driving mechanism 6 for driving the loading pallet 5 to rise and fall is equipped on the outside of the loading box 3, the opening ends of the loading box 3 and the recovery box 4 are flush with the upper surface of the test bench 1, and a discharge slot 9 is provided at the bottom of the side wall of the recovery box 4, and a feeding frame 7 is movably provided at the top of the loading box 3, and the test bench 1 is equipped with an electric push rod 8 capable of horizontally pushing and pulling the feeding frame 7 between the test bench 1 and the top of the loading box 3, and the feeding frame 7 has an opening end distributed toward the test bench 1. The material samples that need to be subjected to mechanical tests are put into the loading box 3, and the driving mechanism 6 is used to drive the loading support plate 5 to push the test materials upward. The top piece of material is embedded in the feeding frame 7, and the lower surface of the top piece of material is flush with the upper surface of the test bench 1 and the loading box 3. The electric push rod 8 is started to contract, driving the feeding frame 7 and the test materials in the feeding frame 7 to move horizontally to the top of the test bench 1, so that the materials can be automatically pushed. When the feeding frame 7 moves to the top of the loading box 3 and resets, when the next piece of material is pushed to the test bench 1 for testing, the material after the previous test can be pushed to the recovery box 4 for recycling, thereby realizing continuous compressive strength testing of many material samples. The entire test process does not require personnel to push and move materials, which avoids accidental injuries to personnel due to material fragmentation and splashing during the test, thereby improving safety, and the materials after the test are collected in the recovery box 4, which can be collected centrally through the discharge slot 9 at the bottom of the recovery box 4, which greatly improves the test efficiency.
[0029] like Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the feed frame 7 is embedded with a mold frame 15, and the mold frame 15 also has an open end distributed toward the test bench 1. The loading box 3 is embedded with a mold box 21. Through the arrangement of the mold frame 15 and the mold box 21, corresponding to the test materials of different sizes and shapes, only the mold frame 15 and the mold box 21 of the same size and shape need to be equipped. A fixed block 16 is fixed at a position away from the loading box 3 on the side wall of the test bench 1. The electric push rod 8 is horizontally assembled on the fixed block 16. The telescopic end of the electric push rod 8 is connected with a connecting block 17, and the connecting block 17 is connected to the outer wall of the feed frame 7. A first screw 18 threadedly plugged with the mold frame 15 is penetrated on the side wall of the feed frame 7, and a second screw 19 threadedly plugged with the feed frame 7 is penetrated on the connecting block 17. A connecting arm 26 is horizontally connected to the loading support plate 5, and a through slot 20 is vertically opened on the side walls of the loading box 3 and the mold box 21. The connecting arm 26 passes through the through slot 20 and extends out of the loading box 3. The driving mechanism 6 includes a vertical arm 22 vertically fixed on the outer wall of the loading box 3 at a position corresponding to the through groove 20, and a slide groove 23 is vertically opened on the vertical arm 22. A slider 25 is slidably embedded in the slide groove 23, and one end of the connecting arm 26 extending outside the loading box 3 is fixedly connected to the slider 25. A screw column 24 is vertically rotatably installed in the slide groove 23, and the screw column 24 threadedly penetrates the slider 25. A motor 27 for driving the screw column 24 to rotate is installed on the top of the vertical arm 22. When the motor 27 is started to drive the screw column 24 to rotate, the slider 25 can be driven to drive the connecting arm 26 and the loading pallet 5 to push the test material upward, so that the top piece of material is embedded in the feeding frame 7.
[0030] The working principle of the technical solution provided by the utility model is as follows:
[0031] When in use, the material sample that needs to be subjected to mechanical test is placed in the loading box 3, the motor 27 is started to drive the screw column 24 to rotate, and the slider 25 is driven to drive the connecting arm 26 and the loading support plate 5 to push the test material upward, so that the top piece of material is embedded in the feeding frame 7, and the lower surface of the top piece of material is flush with the upper surface of the test bench 1 and the loading box 3, and then the electric push rod 8 is started to retract, driving the feeding frame 7 and the test material in the feeding frame 7 to move horizontally to the top of the test bench 1, and then the CNC hydraulic arm 11 is started to push the lower pressure hammer 12 to press the test material on the test bench 1, so as to achieve the purpose of the material compressive strength test, and then the electric push rod 8 is started to push the feeding frame 7 to move horizontally to the top of the loading box 3 for repetition. The tested material is retained on the test bench 1 through the open end of the feeding frame 7, and the loading support plate 5 is driven again to push the material in the loading box 3 to rise, and the next test material is embedded in the feeding frame 7. When the feeding frame 7 pushes the next test material to the test bench 1, the tested material retained on the test bench 1 is pushed into the recovery box 4 for recovery, and the material pushed onto the test bench 1 can be subjected to the compressive strength test. By repeating the operation, continuous compressive strength tests on numerous material samples can be realized. The entire test process does not require personnel to push and move materials, which avoids accidental injuries to personnel caused by material breakage and splashing during the test, improves safety, and facilitates the recovery of materials after the test, greatly improving the test efficiency.
[0032] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.
[0033] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.
Claims
1. A mechanical properties testing device, comprising a test bench (1), characterized in that: The test bench (1) is equipped with a numerically controlled pressing mechanism (2) for applying pressure to the material, and a loading box (3) and a recovery box (4) are respectively provided on both sides of the test bench (1), and the loading box (3) and the recovery box (4) both have an opening end facing vertically upwards; A loading support plate (5) is horizontally arranged inside the loading box (3), and a driving mechanism (6) for driving the loading support plate (5) to rise and fall is arranged outside the loading box (3); a connecting arm (26) is horizontally connected to the loading support plate (5), and through slots (20) are vertically opened on the side walls of the loading box (3) and the mold box (21), and the connecting arm (26) passes through the through slot (20) and extends out of the loading box (3); A feeding frame (7) is movably provided at the top of the loading box (3); an electric push rod (8) is mounted on the test bench (1) and is capable of horizontally pushing and pulling the feeding frame (7) between the test bench (1) and the top of the loading box (3); the feeding frame (7) has an open end extending toward the test bench (1); A fixing block (16) is fixed on the side wall of the test bench (1) at a position away from the feeding box (3), the electric push rod (8) is horizontally mounted on the fixing block (16), the telescopic end of the electric push rod (8) is connected to a connecting block (17), and the connecting block (17) is connected to the outer side wall of the feeding frame (7); The driving mechanism (6) comprises a vertical arm (22) vertically fixed on the outer wall of the loading box (3) at a position corresponding to the through groove (20), a slide groove (23) is vertically opened on the vertical arm (22), a slider (25) is slidably embedded in the slide groove (23), one end of the connecting arm (26) extending outside the loading box (3) is fixedly connected to the slider (25), a threaded rod (24) is vertically rotatably installed in the slide groove (23), the threaded rod (24) passes through the slider (25), and a motor (27) for driving the threaded rod (24) to rotate is installed at the top of the vertical arm (22).
2. A mechanical properties testing device according to claim 1, characterized in that: The feeding frame (7) is embedded with a mold frame (15), and the mold frame (15) also has an open end facing the test bench (1). The loading box (3) is embedded with a mold box (21).
3. A mechanical properties testing device according to claim 2, characterized in that: A first screw (18) threadedly plugged into the mold frame (15) is passed through the side wall of the feeding frame (7), and a second screw (19) threadedly plugged into the feeding frame (7) is passed through the connecting block (17).
4. A mechanical properties testing device according to claim 1, characterized in that: The numerically controlled pressing mechanism (2) comprises a fixed arm (10) vertically mounted on one side of the test bench (1), the top end of the fixed arm (10) being bent toward the test bench (1) and vertically mounted with a numerically controlled hydraulic arm (11), the telescopic end of the numerically controlled hydraulic arm (11) being vertically downward and mounted with a pressing hammer (12).
5. A mechanical properties testing device according to claim 4, characterized in that: A controller (13) is mounted on the fixed arm (10), a mounting platform (14) is connected to the bottom end of the fixed arm (10), and the mounting platform (14) is bolted to a side wall of the test bench (1).
6. A mechanical properties testing device according to claim 1, characterized in that: The opening ends of the loading box (3) and the recovery box (4) are flush with the upper surface of the test bench (1), and a discharge notch (9) is provided at the bottom of the side wall of the recovery box (4).