Material impact testing machine convenient to install drop hammer

Abstract

The utility model relates to the technical field of drop hammer impact, and discloses a material impact testing machine convenient to install a drop hammer, which comprises a workbench, the outer side of the workbench is fixedly connected with an installation frame, the bottom of the installation frame is fixedly connected with an electric telescopic rod, the bottom of the electric telescopic rod is fixedly connected with an installation plate, and the installation plate is fixedly connected with a base. A mounting block is fixedly connected to the bottom of the mounting plate, a hammer head is slidably connected to the interior of the mounting block, a mounting assembly is arranged in the mounting block and comprises a sleeve, a transverse plate is fixedly connected to the rear side of the sleeve, and a compression spring is fixedly connected to the side, away from the sleeve, of the transverse plate. According to the hammer, through mutual cooperation of the disc, the sleeve, the transverse plate, the first rotating shaft, the rotating rod, the second rotating shaft, the connecting block, the clamping block, the fixing rod, the compression spring and the sliding rod, the transverse plate moves to enable the rotating rod to rotate around the first rotating shaft and the second rotating shaft, the clamping block correspondingly moves, and therefore the hammer can be conveniently installed and detached.

Description

Technical Field

[0001] The utility model relates to the technical field of drop hammer impact, in particular to a material impact testing machine which is convenient for installing a drop hammer. Background Art

[0002] A drop weight impact tester is a device used to test the impact resistance of materials. It is often used to evaluate the performance of materials when subjected to impact or collision to determine their durability and safety in actual use. The principle of this testing machine is to use a drop weight to impact the tested material with a specific energy by controlling its height and speed.

[0003] After searching, Chinese patent announcement number: CN207163808U discloses a drop hammer impact tester, including a base, a support column is fixedly connected at the axis of the top of the base, the tops of both sides of the support column are fixedly connected with brackets, the inner cavity of the bracket is movably connected with a pulley through a rotating shaft, the right side of the top of the base is fixedly connected with a motor, the rotating shaft of the motor is fixedly connected with a take-up drum, the surface of the take-up drum is wrapped with a steel cable, the end of the steel cable away from the take-up drum passes through the pulley and extends to the bottom of the pulley, the end of the steel cable away from the take-up drum is fixedly connected with a fixed block, and the left side of the bottom of the fixed block is movably connected with a hook through a rotating shaft. The utility model can automatically lift the hammer head to a specified height through the coordinated use of the base, the support column pulley, the motor, the take-up drum, the steel cable, the fixed block, the hook, the slot, the through hole, the electric telescopic rod, the iron ring and the hammer head, saving a lot of labor time, reducing labor costs, and greatly improving work efficiency.

[0004] The above device can automatically lift the hammer head to a specified height through the coordinated use of a base, a support column pulley, a motor, a take-up reel, a steel cable, a fixing block, a hook, a slot, a through hole, an electric telescopic rod, an iron ring and a hammer head, thereby saving a large amount of labor time, reducing labor costs, and greatly improving work efficiency. However, the above device is not convenient for replacing the hammer head, which will limit the scope of application of the testing machine and make it impossible to effectively test certain materials or products. Therefore, a material impact testing machine that is easy to install a drop hammer is proposed to solve the above problem. Utility Model Content

[0005] In order to remedy the above deficiencies, the utility model provides a material impact testing machine that is easy to install a drop hammer, aiming to improve the problem in the prior art that it is inconvenient to replace the hammer head, thereby limiting the scope of application of the testing machine and resulting in the inability to effectively test certain materials or products.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a material impact testing machine that is easy to install a drop hammer, comprising a workbench, the outer side of the workbench is fixedly connected with a mounting frame, the bottom of the mounting frame is fixedly connected with an electric telescopic rod, the bottom of the electric telescopic rod is fixedly connected with a mounting plate, the bottom of the mounting plate is fixedly connected with a mounting block, the inside of the mounting block is slidably connected with a hammer head, and a mounting assembly is provided inside the mounting block, and the mounting assembly includes a sleeve, the rear side of the sleeve is fixedly connected to a cross plate, the side of the cross plate away from the sleeve is fixedly connected with a compression spring, the inside of the sleeve is slidably connected with a sliding rod, the left and right ends of the cross plate are rotatably connected with a rotating rod, the ends of the two rotating rods away from the cross plate are rotatably connected with a connecting block, the rear sides of the two connecting blocks are fixedly connected with a clamping block, and a fixing assembly and a driving assembly are provided inside the workbench.

[0007] Furthermore, the driving assembly includes a motor, the motor is fixedly connected to the inside of the workbench, and the output end of the motor is fixedly connected to a transmission rod.

[0008] Furthermore, the fixing assembly includes a turntable, which is fixedly connected to the outer periphery of the transmission rod, and a plurality of evenly distributed connecting rods 1 are fixedly connected to the bottom of the turntable, and the outer peripheries of the plurality of connecting rods 1 are rotatably connected to a driving plate, an end of the driving plate away from the connecting rod 1 is fixedly connected to a connecting rod 2, and the top of the connecting rod 2 is rotatably connected to a splint.

[0009] Furthermore, one end of the rotating rod close to the horizontal plate is fixedly connected with a rotating shaft 1, and the rotating rod is rotatably connected to the inside of the horizontal plate through the rotating shaft 1.

[0010] Furthermore, one end of the rotating rod close to the connecting block is fixedly connected with a second rotating shaft, and the rotating rod is rotatably connected to the inside of the connecting block via the second rotating shaft.

[0011] Furthermore, both left and right sides of the interior of the installation block are fixedly connected with fixing rods, and the two clamping blocks are respectively slidably connected to the outer peripheries of the two fixing rods.

[0012] Furthermore, both left and right sides of the hammer head are provided with card slots, and the two card blocks are respectively embedded in the two card slots.

[0013] Furthermore, one end of the sleeve away from the transverse plate is fixedly connected with a disc.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, through the cooperation among the disc, sleeve, cross plate, rotating shaft 1, rotating rod, rotating shaft 2, connecting block, clamping block, fixing rod, compression spring and sliding rod, the rotating rod is rotated around the rotating shaft 1 and the rotating shaft 2 by moving the cross plate, so that the clamping block is moved accordingly, so that the hammer head can be easily installed and disassembled.

[0016] 2. In the utility model, through the cooperation between the driving component and the fixing component, the motor and the transmission rod are used to drive the turntable to rotate, so that the driving plate will drive the second connecting rod and the clamping plate to move, and materials of different sizes can be fixed by multiple clamping plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional schematic diagram of a material impact testing machine that is easy to install a drop hammer, proposed by the utility model;

[0018] Figure 2 This is a structural schematic diagram of a material impact testing machine XX that is easy to install a drop hammer, which is proposed by the utility model;

[0019] Figure 3 The utility model provides a structural schematic diagram of a material impact testing machine XX which is convenient for installing a drop hammer.

[0020] Legend:

[0021] 1. Workbench; 2. Mounting frame; 3. Electric telescopic rod; 4. Mounting plate; 5. Mounting block; 6. Disc; 7. Sleeve; 8. Cross plate; 9. Rotating shaft 1; 10. Rotating rod; 11. Rotating shaft 2; 12. Connecting block; 13. Clamping block; 14. Fixed rod; 15. Compression spring; 16. Sliding rod; 17. Hammer; 18. Motor; 19. Transmission rod; 20. Turntable; 21. Connecting rod 1; 22. Driving plate; 23. Connecting rod 2; 24. Clamping plate; 25. Card slot. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1 - Figure 2The utility model provides an embodiment: a material impact testing machine that is easy to install a drop hammer, including a workbench 1, a mounting frame 2 is fixedly connected to the outside of the workbench 1, an electric telescopic rod 3 is fixedly connected to the bottom of the mounting frame 2, a mounting plate 4 is fixedly connected to the bottom of the electric telescopic rod 3, a mounting plate 4 is fixedly connected to the bottom of the mounting plate 4, a mounting block 5 is fixedly connected to the bottom of the mounting plate 4, a hammer head 17 is slidably connected to the inside of the mounting block 5, a mounting assembly is arranged inside the mounting block 5, the mounting assembly includes a sleeve 7, a transverse plate 8 is fixedly connected to the rear side of the sleeve 7, a compression spring 15 is fixedly connected to the side of the transverse plate 8 away from the sleeve 7, a sliding rod 16 is slidably connected to the inside of the sleeve 7, and a rotating rod 10 is rotatably connected to the left and right ends of the transverse plate 8, and the ends of the two rotating rods 10 away from the transverse plate 8 are rotatably connected to the connecting rods 11. Block 12, the rear sides of the two connecting blocks 12 are fixedly connected with a clamping block 13, the interior of the workbench 1 is provided with a fixing component and a driving component, the end of the rotating rod 10 close to the horizontal plate 8 is fixedly connected with a rotating shaft 9, and the rotating rod 10 is rotatably connected to the inside of the horizontal plate 8 through the rotating shaft 9, the end of the rotating rod 10 close to the connecting block 12 is fixedly connected with a rotating shaft 2 11, and the rotating rod 10 is rotatably connected to the inside of the connecting block 12 through the rotating shaft 2 11, the inside of the mounting block 5 is fixedly connected with a fixing rod 14 on both sides, the two clamping blocks 13 are respectively slidably connected to the outer periphery of the two fixing rods 14, the left and right sides of the hammer head 17 are provided with a clamping groove 25, the two clamping blocks 13 are respectively embedded in the inside of the two clamping grooves 25, and the end of the sleeve 7 away from the horizontal plate 8 is fixedly connected with a disc 6.

[0024] Specifically, the workbench 1 is mainly used to accommodate internal parts and place materials, the mounting frame 2 is used to install the electric telescopic rod 3, the electric telescopic rod 3 is used to connect the mounting plate 4 and drive the mounting plate 4 to move, the bottom of the mounting plate 4 is fixedly connected to the mounting block 5, the mounting block 5 is used to install the hammer head 17, the hammer head 17 is used to perform impact test on the material, the sleeve 7 is used to connect the compression spring 15 and the disc 6, the compression spring 15 is used to provide elastic support, the interior of the sleeve 7 is slidably connected to the slide rod 16, the compression spring 15 is sleeved on the outer periphery of the slide rod 16, and the slide rod 16 is used to prevent the compression spring 15 from being excessively deformed when it is squeezed, causing the compression spring 15 to lose its function. The cross plate 8 is used to transmit motion, squeeze the compression spring 15 and drive the rotating rods 10 at both ends to rotate. The rotating shaft 19 and the rotating shaft 2 11 are used to provide the axis of rotation of the rotating rod 10. When the cross plate 8 moves, the rotating rod 10 will rotate around the rotating shaft 19 and the rotating shaft 2 11. The connecting block 12 is used to transmit motion and connect the clamping block 13 and the rotating rod 10. When the rotating rod 10 rotates, the connecting block 12 will move accordingly, so that the clamping block 13 connected by the connecting block 12 will move together. The fixing rod 14 is used to support the clamping block 13 and guide the movement of the clamping block 13. The clamping groove 25 is used to cooperate with the clamping block 13 to facilitate the quick installation and removal of the hammer head 17.

[0025] Reference Figure 1 and Figure 3The driving assembly includes a motor 18, which is fixedly connected to the inside of the workbench 1. The output end of the motor 18 is fixedly connected to a transmission rod 19. The fixed assembly includes a turntable 20, which is fixedly connected to the outer periphery of the transmission rod 19. A plurality of evenly distributed connecting rods 21 are fixedly connected to the bottom of the turntable 20. The outer peripheries of the plurality of connecting rods 21 are rotatably connected to a driving plate 22. One end of the driving plate 22 away from the connecting rod 21 is fixedly connected to a connecting rod 23. The top of the connecting rod 23 is rotatably connected to a clamping plate 24.

[0026] Specifically, a receiving groove is provided inside the workbench 1 for accommodating the turntable 20 and the driving plate 22, the motor 18 is used to generate power, the transmission rod 19 is used to connect the turntable 20, and the transmission rod 19 is driven by the motor 18 to rotate, so that the turntable 20 rotates, the connecting rod 1 21 is used to connect the turntable 20 and the driving plate 22, and a limiting groove with the same diameter as the connecting rod 23 is provided on the top of the workbench 1, so that the connecting rod 23 can move with the splint 24, and the connecting rod 23 is used to connect the driving plate 22 and the splint 24. When the turntable 20 rotates, the driving plate 22 rotates to make the splint 24 move horizontally.

[0027] Working principle: When in use, first place the material on the top of the workbench 1, then start the motor 18, the motor 18 drives the transmission rod 19 to rotate, so that the turntable 20 drives the driving plate 22 to rotate through the connecting rod 1 21, and when the driving plate 22 rotates, the connecting rod 23 drives the clamping plate 24 to move, and multiple clamping plates 24 are used to fix the material from multiple directions. Secondly, when it is necessary to replace different hammer heads 17 for impact test, it is only necessary to push the sleeve 7 through the disc 6 to move the cross plate 8 and squeeze the compression spring 15, so that the two rotating rods 10 rotate around the rotating shaft 1 9 and the rotating shaft 2 11 to generate thrust, and push the block 13 to move along the outer periphery of the fixed rod 14 to exit the clamping groove 25 of the hammer head 17, and then remove the hammer head 17 for replacement. During installation, it is necessary to ensure that the two clamping blocks 13 can be embedded in the two clamping grooves 25 of the hammer head 17, loosen the disc 6, and the two rotating rods 10 reset and rotate to generate tension, so that the block 13 is embedded in the clamping groove 25, and the installation can be completed.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A material impact testing machine that is convenient for installing a drop weight, comprising a workbench (1), characterized in that: The outside of the workbench (1) is fixedly connected to a mounting frame (2), the bottom of the mounting frame (2) is fixedly connected to an electric telescopic rod (3), the bottom of the electric telescopic rod (3) is fixedly connected to a mounting plate (4), the bottom of the mounting plate (4) is fixedly connected to a mounting block (5), the inside of the mounting block (5) is slidably connected to a hammer head (17), the inside of the mounting block (5) is provided with a mounting assembly, the mounting assembly comprises a sleeve (7), the rear side of the sleeve (7) is fixedly connected to a transverse plate (8), a compression spring (15) is fixedly connected to the side of the transverse plate (8) away from the sleeve (7), a sliding rod (16) is slidably connected inside the sleeve (7), the left and right ends of the transverse plate (8) are rotatably connected to rotating rods (10), the ends of the two rotating rods (10) away from the transverse plate (8) are rotatably connected to connecting blocks (12), the rear sides of the two connecting blocks (12) are fixedly connected to clamping blocks (13), and a fixing component and a driving component are provided inside the workbench (1).

2. A material impact testing machine that is easy to install a drop weight according to claim 1, characterized in that: The driving assembly comprises a motor (18), the motor (18) is fixedly connected inside the workbench (1), and the output end of the motor (18) is fixedly connected to a transmission rod (19).

3. A material impact testing machine that is easy to install a drop weight according to claim 2, characterized in that: The fixing assembly comprises a rotating disk (20), wherein the rotating disk (20) is fixedly connected to the outer periphery of the transmission rod (19), a plurality of evenly distributed connecting rods (21) are fixedly connected to the bottom of the rotating disk (20), the outer peripheries of the plurality of connecting rods (21) are all rotatably connected to a driving plate (22), an end of the driving plate (22) away from the connecting rod (21) is fixedly connected to a connecting rod (23), and the top of the connecting rod (23) is rotatably connected to a clamping plate (24).

4. A material impact testing machine that is easy to install a drop weight according to claim 1, characterized in that: One end of the rotating rod (10) close to the transverse plate (8) is fixedly connected to a rotating shaft 1 (9), and the rotating rod (10) is rotatably connected to the inside of the transverse plate (8) via the rotating shaft 1 (9).

5. A material impact testing machine that is easy to install a drop weight according to claim 1, characterized in that: One end of the rotating rod (10) close to the connecting block (12) is fixedly connected to a second rotating shaft (11), and the rotating rod (10) is rotatably connected to the inside of the connecting block (12) via the second rotating shaft (11).

6. A material impact testing machine that is easy to install a drop weight according to claim 1, characterized in that: The left and right sides of the interior of the installation block (5) are fixedly connected with fixing rods (14), and the two clamping blocks (13) are respectively slidably connected to the outer peripheries of the two fixing rods (14).

7. A material impact testing machine that is easy to install a drop weight according to claim 1, characterized in that: The left and right sides of the hammer head (17) are both provided with clamping grooves (25), and the two clamping blocks (13) are respectively embedded in the two clamping grooves (25).

8. The material impact testing machine that is easy to install a drop weight according to claim 1, characterized in that: One end of the sleeve (7) away from the transverse plate (8) is fixedly connected to a disc (6).

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