Stamping testing machine with symmetrical mechanism

Abstract

The embodiment of the utility model discloses a symmetric mechanism stamping experiment machine, and relates to the technical field of teaching experiment equipment. The symmetric mechanism stamping tester comprises a rack, a driving assembly, a transmission assembly and an execution assembly, the driving assembly is installed on the rack and is in transmission connection with the execution assembly through the transmission assembly, the transmission assembly is in transmission connection with a first connecting plate, the first connecting plate is in sliding connection with a first connecting column, and the first connecting column is fixedly connected with a second connecting plate. The execution rod is fixedly connected with the second connecting plate and abuts against the moving module, the first sensor is arranged between the first connecting plate and the second connecting plate, and the second sensor is installed on the moving module, so that the first sensor can sense the pressure value of the execution assembly in real time in the stamping motion process of the execution assembly; and the second sensor can sense the displacement of the execution assembly in real time, so that the stamping experiment machine can feed back experiment data in real time, and the experiment process of students can be verified in time.

Description

TECHNICAL FIELD

[0001] The utility model relates to teaching experimental equipment technical field especially, relates to a symmetrical mechanism stamping experiment machine. BACKGROUND

[0002] With the development of modern industrial technology, industrial stamping equipment is progressing, and experimental equipment for teaching has many different types. The traditional teaching press or stamping equipment cannot feedback experimental data in real time, which makes it difficult for students to verify in time during the experiment. SUMMARY

[0003] Therefore, it is necessary to provide a symmetrical mechanism stamping experiment machine to solve the technical problem that the traditional teaching press or stamping equipment cannot feedback experimental data in real time, which makes it difficult for students to verify in time during the experiment.

[0004] The utility model provides a symmetrical mechanism stamping experiment machine, the symmetrical mechanism stamping experiment machine includes: rack, drive assembly, transmission assembly and execution component, the drive assembly is installed in the rack, the drive assembly is passed through the transmission assembly with the execution component transmission and is connected, and is used for driving the transmission assembly with the execution component and carries out stamping movement, the execution component includes first connecting plate, first connecting column, second connecting plate, execution rod, mobile module, first sensor and second sensor, the transmission assembly with the first connecting plate transmission is connected, the first connecting plate with the first connecting column sliding connection, the first connecting column with the second connecting plate fixed connection, the execution rod with the second connecting plate fixed connection is connected with the mobile module and is opposite and connects, the first sensor is set between the first connecting plate and the second connecting plate, and is used for sensing the pressure of the execution component, the second sensor is installed in the mobile module, and is used for sensing the displacement of the execution component.

[0005] In one embodiment, the mobile module includes a third connecting plate, a second connecting column, an elastic member and a fixed plate, the third connecting plate is slidingly connected to the second connecting column, the second connecting column is fixedly connected to the fixed plate, the elastic member is elastically abutted between the third connecting plate and the fixed plate, and the second sensor is installed on the fixed plate and used for sensing the displacement of the third connecting plate.

[0006] In one embodiment, the second sensor is provided in multiple and arranged at the four corners of the third connecting plate.

[0007] In one embodiment, the first sensor is provided in multiple and symmetrically arranged on both sides of the second connecting plate.

[0008] In one of the embodiments, the driving assembly comprises a driving motor, a first pulley, a second pulley, a belt and a main shaft, the driving motor is fixedly connected with the first pulley, the second pulley is rotatably connected with the frame, the belt is wound around the first pulley and the second pulley, the second pulley is fixedly connected with the main shaft, and the main shaft is drivingly connected with the transmission assembly.

[0009] In one of the embodiments, the driving assembly further comprises an encoder, and the encoder is fixedly connected with the second pulley.

[0010] In one of the embodiments, the transmission assembly comprises a first transmission module and a second transmission module, and the main shaft is rotatably connected with the first connecting plate through the first transmission module and the second transmission module.

[0011] In one of the embodiments, the first transmission module and the second transmission module each comprise an eccentric wheel, a bushing, a first connecting rod, a moving block and a second connecting rod, the eccentric wheel is connected with the main shaft, the bushing can be sleeved on the eccentric wheel and is rotatably connected with the first connecting rod, the first connecting rod is rotatably connected with the moving block, the moving block is slidingly connected with the frame, and the second connecting rod is rotatably connected with the moving block and the first connecting plate.

[0012] In one of the embodiments, the moving block is provided with a guide groove, the frame is provided with a guide block, and the guide block is slidingly connected with the groove wall of the guide groove.

[0013] In one of the embodiments, the frame is a structural member made of aluminum profile.

[0014] The embodiments of the present application have the following beneficial effects:

[0015] The symmetric mechanism stamping experiment machine of the present application has the following advantages: the driving assembly is installed on the frame, the driving assembly is drivingly connected with the transmission assembly and the execution assembly through the transmission assembly, and is used to drive the transmission assembly to drive the execution assembly to perform stamping movement, the transmission assembly is drivingly connected with the first connecting plate, the first connecting plate is slidingly connected with the first connecting column, the first connecting column is fixedly connected with the second connecting plate, the execution rod is fixedly connected with the second connecting plate and abuts against the moving module, the first sensor is arranged between the first connecting plate and the second connecting plate and is used to sense the pressure of the execution assembly, the second sensor is installed on the moving module and is used to sense the displacement of the execution assembly, so that the first sensor can sense the pressure value of the execution assembly in real time and the second sensor can sense the displacement of the execution assembly in real time during the stamping movement of the execution assembly, thereby the stamping experiment machine can feedback the experimental data in real time and verify the experimental process of the students in time. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings described below are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0017] Among them: Figure 1 It is a shaft measurement schematic diagram of the symmetrical mechanism stamping experiment machine in an embodiment.

[0018] Figure 2 It is Figure 1 It is an explosion schematic diagram of the symmetrical mechanism stamping experiment machine.

[0019] Figure 3 It is Figure 2 It is a partial enlarged schematic diagram of A part of the symmetrical mechanism stamping experiment machine.

[0020] Figure 4 It is Figure 1 It is a front view of the symmetrical mechanism stamping experiment machine.

[0021] Reference signs:

[0022] 1, rack; 11, guide block;

[0023] 2, driving assembly; 21, driving motor; 22, first belt pulley; 23, second belt pulley; 24, belt; 25, main shaft; 26, encoder;

[0024] 3, transmission assembly; 31, first transmission module; 311, eccentric wheel; 312, bushing; 313, first connecting rod; 314, moving block; 3141, guide groove; 315, second connecting rod; 32, second transmission module;

[0025] 4, execution assembly; 41, first connecting plate; 42, first connecting column; 43, second connecting plate; 44, execution rod; 45, moving module; 451, third connecting plate; 452, second connecting column; 453, fixed plate; 454, elastic member; 46, first sensor; 47, second sensor. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0027] It should be noted that like reference numerals and letters refer to like items in the several views, and once an item is defined in one view, it should not require further defining and explaining in the subsequent views.

[0028] In the description of the utility model, it should be explained that if the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship commonly used when the utility model product is used, it is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0029] In addition, if the terms "first", "second" and the like are used only to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0030] It should be noted that the features in the embodiments of the utility model can be combined with each other without conflict.

[0031] Please combine Figures 1 to 4 with the description of the utility model provided by the present application.

[0032] The symmetrical mechanism punching experimental machine comprises a rack 1, a driving assembly 2, a transmission assembly 3 and an execution assembly 4, the driving assembly 2 is installed on the rack 1, the driving assembly 2 is in transmission connection with the execution assembly 4 through the transmission assembly 3, and is used for driving the transmission assembly 3 to drive the execution assembly 4 to perform punching movement, the execution assembly 4 comprises a first connecting plate 41, a first connecting column 42, a second connecting plate 43, an execution rod 44, a moving module 45, a first sensor 46 and a second sensor 47, the transmission assembly 3 is in transmission connection with the first connecting plate 41, the first connecting plate 41 is in sliding connection with the first connecting column 42, the first connecting column 42 is fixedly connected with the second connecting plate 43, the execution rod 44 is fixedly connected with the second connecting plate 43 and abuts against the moving module 45, the first sensor 46 is arranged between the first connecting plate 41 and the second connecting plate 43 and is used for sensing the pressure of the execution assembly 4, and the second sensor 47 is installed on the moving module 45 and is used for sensing the displacement of the execution assembly 4.

[0033] It can be understood that the driving assembly 2 of the symmetrical mechanism punch tester is installed on the frame 1, the driving assembly 2 is in driving connection with the execution assembly 4 through the transmission assembly 3, and the driving assembly 2 is used for driving the transmission assembly 3 to drive the execution assembly 4 to perform a punching movement, the transmission assembly 3 is in driving connection with the first connecting plate 41, the first connecting plate 41 is in sliding connection with the first connecting column 42, the first connecting column 42 is fixedly connected with the second connecting plate 43, the execution rod 44 is fixedly connected with the second connecting plate 43 and abuts against the moving die set 45, the first sensor 46 is arranged between the first connecting plate 41 and the second connecting plate 43 and is used for sensing the pressure of the execution assembly 4, and the second sensor 47 is installed on the moving die set 45 and is used for sensing the displacement of the execution assembly 4, so that the first sensor 46 can sense the pressure value of the execution assembly 4 in real time and the second sensor 47 can sense the displacement of the execution assembly 4 in real time during the punching movement of the execution assembly 4, so that the punch tester can feed back experimental data in real time and verify the experimental process of the student in time.

[0034] It should be noted that the driving assembly 2 drives the transmission assembly 3 to move, the transmission assembly 3 drives the first connecting plate 41 to move downwards along the first connecting column 42, the first connecting plate 41 drives the first sensor 46 and the second connecting plate 43 to move downwards, the second connecting plate 43 drives the first connecting column 42 and the execution rod 44 to move downwards, the execution rod 44 abuts against the moving die set 45 and drives the moving die set 45 to move downwards. The first sensor 46 is a pressure sensor. The second sensor 47 is a displacement sensor.

[0035] In the embodiment, the moving die set 45 comprises a third connecting plate 451, a second connecting column 452, an elastic member 454 and a fixed plate 453, the third connecting plate 451 is in sliding connection with the second connecting column 452, the second connecting column 452 is fixedly connected with the fixed plate 453, the elastic member 454 is elastically abutted between the third connecting plate 451 and the fixed plate 453, and the second sensor 47 is installed on the fixed plate 453 and is used for sensing the displacement of the third connecting plate 451. Specifically, the elastic member 454 can be a spring. The driving assembly 2 drives the transmission assembly 3 to move, the transmission assembly 3 drives the first connecting plate 41 to move downwards along the first connecting column 42, the first connecting plate 41 drives the first sensor 46 and the second connecting plate 43 to move downwards, the second connecting plate 43 drives the first connecting column 42 and the execution rod 44 to move downwards, the execution rod 44 abuts against the third connecting plate 451, the third connecting plate 451 moves downwards along the second connecting column 452, the third connecting plate 451 and the fixed plate 453 extrude the elastic member 454, and the elastic member 454 is elastically deformed.

[0036] Further, the second sensor 47 is provided in plurality and is arranged at the four corners of the third connecting plate 451. By providing the plurality of second sensors 47, the accuracy of sensing the displacement of the third connecting plate 451 by the second sensor 47 can be improved, thereby improving the accuracy of the displacement of the execution assembly 4.

[0037] Further, the first sensor 46 is provided in plurality and is symmetrically arranged on both sides of the second connecting plate 43. By providing the plurality of first sensors 46, the accuracy of sensing the pressure value between the first connecting plate 41 and the second connecting plate 43 by the first sensor 46 can be improved.

[0038] Further, the driving assembly 2 comprises a driving motor 21, a first pulley 22, a second pulley 23, a belt 24 and a main shaft 25. The driving motor 21 is fixedly connected with the first pulley 22. The second pulley 23 is rotatably connected with the rack 1. The belt 24 is wound around the first pulley 22 and the second pulley 23. The second pulley 23 is fixedly connected with the main shaft 25. The main shaft 25 is drivingly connected with the transmission assembly 3. Specifically, the driving motor 21 drives the first pulley 22 to rotate. The first pulley 22 drives the belt 24 to move. The belt 24 drives the second pulley 23 to rotate. The second pulley 23 drives the main shaft 25 to rotate. The main shaft 25 drives the transmission assembly 3 to move.

[0039] Further, the driving assembly 2 further comprises an encoder 26. The encoder 26 is fixedly connected with the second pulley 23. The encoder 26 can sense the rotation position of the second pulley 23.

[0040] Further, the transmission assembly 3 comprises a first transmission module 31 and a second transmission module 32. The main shaft 25 is rotatably connected with the first connecting plate 41 through the first transmission module 31 and the second transmission module 32. The driving motor 21 drives the first pulley 22 to rotate. The first pulley 22 drives the belt 24 to move. The belt 24 drives the second pulley 23 to rotate. The second pulley 23 drives the main shaft 25 to rotate. The main shaft 25 drives the first transmission module 31 and the second transmission module 32 to move.

[0041] Further, the first transmission module 31 and the second transmission module 32 each comprise an eccentric wheel 311, a bushing 312, a first connecting rod 313, a moving block 314 and a second connecting rod 315. The eccentric wheel 311 is connected with the main shaft 25. The bushing 312 can be sleeved with the eccentric wheel 311 and is rotatably connected with the first connecting rod 313. The first connecting rod 313 is rotatably connected with the moving block 314. The moving block 314 is slidingly connected with the rack 1. The second connecting rod 315 is rotatably connected with the moving block 314 and the first connecting plate 41.

[0042] Specifically, the driving motor 21 drives the first pulley 22 to rotate, the first pulley 22 drives the belt 24 to move, the belt 24 drives the second pulley 23 to rotate, the second pulley 23 drives the main shaft 25 to rotate, the main shaft 25 drives the eccentric wheel 311 to rotate eccentrically, the eccentric wheel 311 drives the bushing 312 to swing, the bushing 312 drives the first connecting rod 313 to swing, the first connecting rod 313 drives the moving block 314 to move relative to the rack 1, the moving block 314 drives the second connecting rod 315 to swing, and the second connecting rod 315 drives the execution assembly 4 to move, so as to realize the stamping movement.

[0043] Further, the moving block 314 is provided with a guide groove 3141, and the rack 1 is provided with a guide block 11 which is in sliding connection with the groove wall of the guide groove 3141. In this way, the moving block 314 can move relative to the rack 1.

[0044] Further, the rack 1 is a structural member made of aluminum profile. In this way, the internal mechanical structure of the stamping experiment machine can be exposed, and observation and assembly can be more convenient.

[0045] The stamping experiment machine of the above-mentioned embodiment can meet various experimental teaching needs, can realize diversified exploration of students on the kinematics and statics characteristics of the mechanism, can complete the statics and kinematics simulation experiment, can verify the calculation results through real-time feedback data of various sensors, and can compare the difference between the kinematics theoretical calculation track and the actual measurement data.

[0046] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description simple, all possible combinations of the technical features in the above-mentioned embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the present application.

[0047] The above-mentioned is only the preferred embodiment of the present application, and of course cannot limit the scope of the present application, therefore, the equivalent changes made according to the claims of the present application still belong to the scope of the present application.

Claims

1. A symmetric mechanism punch experiment machine, characterized in that, The symmetric mechanism stamping experiment machine comprises a rack, a driving assembly, a transmission assembly and an execution assembly, the driving assembly is installed on the rack, the driving assembly is in transmission connection with the execution assembly through the transmission assembly, and the driving assembly is used for driving the transmission assembly to drive the execution assembly to perform stamping movement, the execution assembly comprises a first connecting plate, a first connecting column, a second connecting plate, an execution rod, a moving module, a first sensor and a second sensor, the transmission assembly is in transmission connection with the first connecting plate, the first connecting plate is in sliding connection with the first connecting column, the first connecting column is fixedly connected with the second connecting plate, the execution rod is fixedly connected with the second connecting plate and abuts against the moving module, the first sensor is arranged between the first connecting plate and the second connecting plate and is used for sensing the pressure of the execution assembly, and the second sensor is installed on the moving module and is used for sensing the displacement of the execution assembly.

2. The symmetric mechanism punching experiment machine according to claim 1, wherein, The moving module comprises a third connecting plate, a second connecting column, an elastic piece and a fixed plate, the third connecting plate is in sliding connection with the second connecting column, the second connecting column is fixedly connected with the fixed plate, the elastic piece elastically abuts between the third connecting plate and the fixed plate, and the second sensor is installed on the fixed plate and is used for sensing the displacement of the third connecting plate.

3. The symmetric mechanism punching experiment machine of claim 2, wherein, A plurality of second sensors are arranged at four corners of the third connecting plate respectively.

4. The symmetric mechanism punching tester of claim 1, wherein, A plurality of first sensors are arranged symmetrically on both sides of the second connecting plate.

5. The symmetric mechanism punching experiment machine of claim 1, wherein, The driving assembly comprises a driving motor, a first belt pulley, a second belt pulley, a belt and a main shaft, the driving motor is fixedly connected with the first belt pulley, the second belt pulley is rotatably connected with the rack, the belt surrounds the first belt pulley and the second belt pulley, the second belt pulley is fixedly connected with the main shaft, and the main shaft is in transmission connection with the transmission assembly.

6. The symmetric mechanism punching experiment machine of claim 5, wherein, The driving assembly further comprises an encoder, and the encoder is fixedly connected with the second belt pulley.

7. The symmetric mechanism punching experiment machine of claim 5, wherein, The transmission assembly comprises a first transmission module and a second transmission module, and the main shaft is rotatably connected with the first connecting plate through the first transmission module and the second transmission module.

8. The symmetric mechanism punching experiment machine of claim 7, wherein, The first transmission module and the second transmission module each comprise an eccentric wheel, a bushing, a first connecting rod, a moving block and a second connecting rod, the eccentric wheel is connected with the main shaft, the bushing can be sleeved on the eccentric wheel and is rotatably connected with the first connecting rod, the first connecting rod is rotatably connected with the moving block, the moving block is slidably connected with the rack, and the second connecting rod is rotatably connected with the moving block and the first connecting plate.

9. The symmetric mechanism punching experiment machine of claim 8, wherein, The moving block is provided with a guide groove, the rack is provided with a guide block, and the guide block is slidably connected with the groove wall of the guide groove.

10. The symmetric mechanism punching experiment machine of claim 1, wherein, The rack is an aluminum profile structural member.

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