Dynamic measurement and control impact test bench

Abstract

The utility model relates to the technical field of optical test detection, and particularly provides a dynamic measurement and control impact test bench, which comprises a fixed bracket, a fixed bracket and a movable bracket, the movable workbench is connected to the fixed support in a sliding mode. The clamping mechanism is fixedly connected to the movable workbench so as to clamp the sighting telescope; the impact unit is used for intermittently impacting the movable working table; the statistical unit is used for counting the impact times of the impact unit; the control part is electrically connected with the statistical unit and the impact unit; according to the utility model, when the impact test of the sighting telescope is carried out, workers do not need to be on duty.

Description

Technical Field

[0001] The utility model relates to the technical field of optical test and detection, in particular to a dynamic measurement and control impact test bench. Background Art

[0002] A telescopic sight is a precision instrument combining light and electricity. Since it is often subjected to the recoil impact after bullet firing and environmental strength impact during firearm use, and has high requirements for its reliability, it is necessary to conduct an anti-impact test on it before leaving the factory.

[0003] In the existing technology, the impact test of the telescopic sight is realized through a drop test. During the test, the telescopic sight is installed on a tooling, and then the tooling is freely dropped. After single or multiple drops, the performance of the telescopic sight is tested. However, this method can only conduct a single impact test on the telescopic sight, and it is necessary for the staff to disassemble and assemble the test multiple times to obtain complete experimental data. During the test, the staff needs to repeat the disassembly and assembly operations, resulting in a waste of time. Therefore, this application proposes a dynamic measurement and control impact test bench. Content of the Utility Model

[0004] The purpose of the utility model is to provide a dynamic measurement and control impact test bench to solve the problem that the current impact test of the telescopic sight requires the staff to stay beside the experimental equipment.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A dynamic measurement and control impact test bench, the impact test bench includes:

[0007] A fixed bracket, on which a first guide seat and a second guide seat are arranged;

[0008] A movable workbench, on which a first guide shaft and a second guide shaft are arranged. The first guide shaft and the second guide shaft are arranged on the opposite sides of the movable workbench. The first guide shaft is slidably connected in the first guide seat, the second guide shaft is slidably connected in the second guide seat, and a buffer spring is sleeved on the part of the first guide shaft between the movable workbench and the first guide seat;

[0009] A clamping mechanism, which is fixedly connected to the movable workbench to clamp the telescopic sight;

[0010] An impact unit, which intermittently impacts the movable workbench;

[0011] A statistical unit, which is used to count the number of impacts of the impact unit;

[0012] The control unit, which is electrically connected to the statistical unit and the impact unit.

[0013] Furthermore, the clamping mechanism includes:

[0014] A clamping tooling for clamping the telescopic sight, and the clamping tooling is fixedly connected to the fixed bracket;

[0015] An installation guide rail, which is fixedly connected to the fixed bracket, and the installation guide rail is a Picatinny rail.

[0016] Furthermore, the impact unit includes an impact component and a power component, and the impact component includes:

[0017] An impact rod;

[0018] A fixed sleeve, which is fixedly connected to the impact rod;

[0019] Two third guide seats, which are fixedly connected to the fixed bracket, the impact rod is slidably connected within the third guide seats, the fixed sleeve is located between the two third guide seats, a power spring is further sleeved on the impact rod, and the power spring is located between the third guide seat far from the movable workbench and the fixed sleeve, and both ends of the power spring abut against the third guide seat and the fixed sleeve;

[0020] The power component pushes the fixed sleeve to slide in a direction away from the movable workbench and disengages from the fixed sleeve at a preset position.

[0021] Furthermore, an impact cap is provided at an end of the impact rod close to the movable workbench, and the impact cap is detachably mounted at the end of the impact rod.

[0022] Furthermore, the power component includes:

[0023] An L-shaped plate fixedly connected to the fixed sleeve, and the L-shaped plate has an L-shaped structure;

[0024] A cam rotatably connected to the fixed bracket, and when the cam rotates, it pushes the L-shaped plate to move so as to drive the fixed sleeve to compress the power spring;

[0025] An impact motor fixedly connected to the fixed bracket, and the impact motor drives the cam to rotate.

[0026] Furthermore, the power component includes:

[0027] A fixed block fixedly connected to the fixed sleeve, and the fixed block is T-shaped;

[0028] A toggle seat, and an opening groove structure is provided within the toggle seat;

[0029] A toggle block rotatably connected inside the toggle seat. In the natural state, the center of the toggle block is located below its rotation center;

[0030] A telescopic cylinder fixedly connected to the fixed bracket, and the output end of the telescopic cylinder is fixedly connected to the toggle seat;

[0031] A telescopic rod, which is located at the bottom of the toggle seat. The output end of the telescopic rod passes through the toggle seat and is located on the side of the toggle block away from the telescopic cylinder.

[0032] Furthermore, a sound insulation housing is also provided on the outside of the fixed bracket. A shutter is provided on the sound insulation housing, and the shutter is made of sound insulation and transparent material.

[0033] Furthermore, an impact head is also provided on the movable workbench. The impact head is located on the side of the movable workbench close to the impact unit, and the impact unit impacts the impact head when it impacts.

[0034] Furthermore, an impact cap is detachably connected to the end of the impact head.

[0035] In summary, the present utility model has the following beneficial effects compared with the prior art:

[0036] The dynamic measurement and control impact test bench disclosed in the embodiment of the present utility model intermittently impacts the movable workbench on which the aiming mirror is installed through the impact unit. At the same time, the impact times are counted by the statistical unit. After the preset number of impacts is completed, the impact unit stops impacting. Compared with the traditional test structure, when performing the impact test on the aiming mirror, the staff of the present utility model does not need to be on duty. Description of the Drawings

[0037] Figure 1 It is a schematic diagram of the overall structure of the dynamic measurement and control impact test bench disclosed in Embodiment 1 of the present utility model.

[0038] Figure 2 For Figure 1 Top view.

[0039] Figure 3 It is a schematic diagram of the structure of the impact component and power in the dynamic measurement and control impact test bench disclosed in Embodiment 1 of the present utility model.

[0040] Figure 4 It is a schematic diagram of the structure of the clamping tooling in the dynamic measurement and control impact test bench disclosed in the embodiment of the present utility model.

[0041] Figure 5 It is a schematic diagram of the structure of the impact component and power in the dynamic measurement and control impact test bench disclosed in Embodiment 2 of the present utility model.

[0042] Figure 6 This is a cross-sectional view of the impact assembly and power in the dynamic measurement and control impact test bench disclosed in Example 2 of the utility model.

[0043] Figure 7 This is a schematic diagram of the overall structure of the dynamic measurement and control impact test bench disclosed in Example 3 of the utility model.

[0044] Reference numerals:

[0045] 100, fixed bracket; 110, first guide seat; 120, second guide seat; 200, movable workbench; 210, first guide shaft; 220, impact head; 221, impact cap; 230, second guide shaft; 240, buffer spring; 300, clamping fixture; 310, first clamping block; 320, second clamping block; 321, clamping opening; 330, locking stud; 340, gasket; 350, handle nut; 400, installation rail ; 500, impact assembly; 510, impact rod; 520, fixing sleeve; 530, third guide seat; 531, base; 532, upper cover; 540, power spring; 550, impact cap; 600, power assembly; 610, L-shaped plate; 620, cam; 630, impact motor; 640, fixing block; 650, toggle seat; 660, toggle block; 670, telescopic rod; 680, telescopic cylinder; 700, sound insulation shell; 710, door stop. DETAILED DESCRIPTION

[0046] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0047] Example 1

[0048] like Figure 1 and Figure 2 As shown, an embodiment of the utility model provides a dynamic measurement and control impact test bench, the impact test bench comprising:

[0049] A fixed bracket 100, wherein a first guide seat 110 and a second guide seat 120 are provided on the fixed bracket 100;

[0050] The movable workbench 200 is provided with a first guide shaft 210 and a second guide shaft 230. The first guide shaft 210 and the second guide shaft 230 are arranged on the opposite sides of the movable workbench 200. The first guide shaft 210 is slidably connected in the first guide seat 110, and the second guide shaft 230 is slidably connected in the second guide seat 120. A buffer spring 240 is sleeved on the part of the first guide shaft 210 located between the movable workbench 200 and the first guide seat 110;

[0051] A clamping mechanism fixedly connected to the movable workbench 200 to clamp the telescopic sight;

[0052] An impact unit intermittently impacts the movable workbench 200;

[0053] A statistical unit for counting the number of impacts of the impact unit;

[0054] A control unit electrically connected to the statistical unit and the impact unit.

[0055] In this embodiment, when conducting the telescopic sight impact experiment, the telescopic sight is fixed on the clamping mechanism. The impact intensity and the number of impacts are set through the control unit, and the impact unit is started. The impact unit intermittently impacts the movable workbench 200. When the impact unit impacts the movable workbench 200, an impact force is generated on the telescopic sight located on the movable workbench 200. At the same time, the statistical unit counts the number of impacts of the impact unit. After reaching the preset number of impacts, the control unit stops the impact unit from working, completing the impact test of the telescopic sight. When conducting the telescopic sight impact test, the staff only needs to fix the telescopic sight on the clamping mechanism. After setting the parameters, they can leave. During the telescopic sight impact test, the staff does not need to be on duty. The input parameter settings of the impact intensity and the number of impacts are clicked through the software of the experimental computer; the compression degree of the spring corresponding to the 1000G impact intensity used to be displayed by engraved lines and read manually, but now it is in digital display mode, which is convenient for operation and conducive to self-checking and correction; Result output: The impact test bench is equipped with a collimator and an observation camera lens, so that the results can be archived in the computer and printed out by a printer.

[0056] The dynamic measurement and control impact test bench disclosed in the embodiment of the present invention intermittently and continuously impacts the movable workbench 200 on which the telescopic sight is installed through the impact unit. At the same time, the statistical unit counts the number of impacts. After completing the preset number of impacts, the impact unit stops impacting. Compared with the traditional test structure, when conducting the telescopic sight impact test of the present invention, the staff does not need to be on duty.

[0057] Specifically, in this embodiment, the fixed bracket 100 is composed of support feet and a horizontal mounting plate, and the fixed bracket 100 is a prior art;

[0058] Both the first guide seat 110 and the second guide seat 120 are shaft seat structures in the prior art. A bushing / linear bearing is provided in the first guide seat 110 and the second guide seat 120, and the first guide shaft 210 and the second guide shaft 230 are slidably connected in the bushing / linear bearing;

[0059] Preferably, the first guide seat 110 is a threaded rod. The first guide seat 110 is fixedly connected to the movable workbench 200 by welding. A locking nut is further provided on one side of the first guide seat 110 away from the movable workbench 200. The locking nut is fixedly connected to the first guide shaft 210 by threading, and a locknut is further provided on one side of the first guide shaft 210 away from the first guide seat 110;

[0060] The buffer spring 240 is sleeved on the first guide shaft 210. The two ends of the buffer spring 240 are respectively abutted against the movable workbench 200 and the first guide seat 110. When the impact unit impacts the movable workbench 200, the buffer spring 240 is compressed. After the impact unit finishes the impact, the buffer spring 240 drives the movable workbench 200 to return under the action of the restoring force;

[0061] The first guide seat 110 and the second guide seat 120 are fixedly connected to the fixed bracket 100 by bolts. One first guide seat 110 is provided, two second guide seats 120 are provided, two second guide shafts 230 are provided. The second guide shafts 230 are located on one side of the movable workbench 200 close to the impact unit, the first guide shaft 210 is located on one side of the movable workbench 200 away from the impact unit, the first guide shaft 210 is located on the midline of the movable workbench 200, and the second guide shafts 230 are located on both sides of the midline of the movable workbench 200.

[0062] As a preferred implementation manner in this embodiment, an impact head 220 is further provided on the movable workbench 200. The impact head 220 is cylindrical. The impact head 220 is fixedly connected to the movable workbench 200 by welding. The impact head 220 is located on the midline of the movable workbench 200. The impact head 220 and the second guide shafts 230 are located on the same side of the movable workbench 200. The impact unit impacts on the impact head 220;

[0063] Preferably, an impact cap 221 is fixed to the end of the impact head 220 by interference fit or screw connection. The impact cap 221 is detachable, so that the impact cap 221 can be replaced. After multiple impacts, the impact cap 221 will be deformed. At this time, the impact cap 221 is removed and a new impact cap 221 is replaced.

[0064] The clamping mechanism includes a clamping tooling 300 and a mounting rail 400. The clamping tooling 300 and the mounting rail 400 are fixedly connected to the fixed bracket 100 by bolts, as Figure 4 shown, the clamping tooling 300 includes:

[0065] A first clamping block 310, on which a semi-circular first clamping groove is provided;

[0066] A second clamping block 320, on which a semi-circular second clamping groove is provided. One end of the second clamping block 320 is hinged to the end of the first clamping block 310. The other end of the second clamping block 320 is provided with a clamping opening 321. A locking stud 330 is hinged to the end of the first clamping block 310 away from the connection with the second clamping block 320. A handle nut 350 is provided at the end of the locking stud 330 away from the first clamping block 310. A gasket 340 is also sleeved on the locking stud 330. When the first clamping block 310 and the second clamping block 320 are combined, the first clamping groove and the second clamping groove form a circular clamping hole. At this time, the locking stud 330 is stuck in the clamping opening 321, and after the handle nut 350 is tightened, the gasket 340 is pressed against the clamping opening 321.

[0067] The mounting rail 400 is a Picatinny rail in the prior art.

[0068] As a preferred implementation manner in this embodiment, as Figure 3 shown, the impact unit includes an impact assembly 500 and a power assembly 600.

[0069] The impact assembly 500 includes:

[0070] An impact rod 510;

[0071] A fixed sleeve 520, which is fixedly connected to the impact rod 510;

[0072] Two third guide seats 530, the third guide seats 530 are fixedly connected to the fixed bracket 100, the impact rod 510 is slidably connected within the third guide seats 530, the fixed sleeve 520 is located between the two third guide seats 530, a power spring 540 is also sleeved on the impact rod 510, the power spring 540 is located between the third guide seat 530 away from the movable workbench 200 and the fixed sleeve 520, both ends of the power spring 540 abut against the third guide seat 530 and the fixed sleeve 520, the power assembly 600 pushes the fixed sleeve 520 to slide in a direction away from the movable workbench 200 to compress the power spring 540, when the power assembly 600 releases the fixed sleeve 520, the power spring 540 pushes the impact rod 510 through the fixed sleeve 520 to impact the movable workbench 200;

[0073] Specifically, the third guide seat 530 includes a base 531 and an upper cover 532, the base 531 is fixedly connected to the fixed bracket 100 by bolts, a semi-cylindrical chute is provided on the base 531, the upper cover 532 is a bent plate, the upper cover 532 forms a semi-cylindrical groove structure, the upper cover 532 is fixedly connected to the base 531 by bolts, the impact rod 510 is slidably connected between the base 531 and the upper cover 532, the fixed sleeve 520 is sleeved on the impact rod 510, and the fixed sleeve 520 is fixedly connected to the impact rod 510 by a locking screw, the fixed sleeve 520 is a block structure, an installation hole for installing the impact rod 510 is provided on the fixed sleeve 520, the locking screw is threadedly connected to the fixed sleeve 520, and the locking screw passes through the fixed sleeve 520 and presses against the impact rod 510;

[0074] Preferably, an impact cap 550 is provided at the end of the impact rod 510 close to the movable workbench 200, and the impact cap 550 is detachably installed at the end of the impact rod 510 by interference connection or threaded connection.

[0075] As a preferred implementation manner in this embodiment, as Figure 3 shown, the power assembly 600 includes:

[0076] An L-shaped plate 610 fixedly connected to the fixed sleeve 520, the L-shaped plate 610 is an L-shaped structure;

[0077] A cam 620 rotatably connected to the fixed bracket 100, when the cam 620 rotates, it pushes the L-shaped plate 610 to compress the power spring 540;

[0078] An impact motor 630 fixedly connected to the fixing bracket 100, wherein the impact motor 630 drives the cam 620 to rotate;

[0079] Specifically, the L-shaped plate 610 is fixedly connected to the fixed sleeve 520 by bolts, the cam 620 is fixed with a rotating shaft by a key shaft structure, the cam 620 is located below the fixed sleeve 520, the portion of the L-shaped plate 610 in contact with the cam 620 is located on the side of the cam 620 close to the fixed block 640, the rotating shaft is rotatably connected to the fixed bracket 100 through a bearing structure, a first pulley is provided on the rotating shaft, a second pulley is fixed on the output shaft of the impact motor 630, and the first pulley and the second pulley are connected by a belt.

[0080] The statistical unit may be an image acquisition device, for example, the image acquisition device acquires an image of the impact assembly 500 or the movable workbench 200, and identifies the impact rod 510 or the first guide shaft 210 through a shape recognition algorithm, and then identifies the movement times of the impact rod 510 or the first guide shaft 210, for example, one reciprocating movement of the impact rod 510 with a preset amplitude is recorded as one impact number, or the number of times the movable workbench 200 moves to a preset position is recorded as the impact number;

[0081] The statistical unit can also be a proximity sensor, which is fixedly connected to the fixed bracket 100. When the movable workbench 200 is hit once, the first guide shaft 210 approaches the proximity sensor once. The proximity sensor is a Hall sensor, and the proximity sensor is located at a position of the fixed bracket 100 close to the end of the first guide shaft 210.

[0082] The control unit is a single chip microcomputer, an industrial computer or a computer.

[0083] Example 2

[0084] As one of the embodiments of the present utility model, this embodiment is different from the embodiment 1 in that Figure 5 and Figure 6 As shown, the power assembly 600 includes:

[0085] A fixing block 640 fixedly connected to the fixing sleeve 520, wherein the fixing block 640 is T-shaped;

[0086] A toggle seat 650, wherein an open slot structure is provided in the toggle seat 650;

[0087] The toggle block 660 is rotatably connected to the toggle seat 650, and in a natural state, the center of the toggle block 660 is located below its rotation center;

[0088] A telescopic cylinder 680 fixedly connected to the fixed bracket 100, wherein the output end of the telescopic cylinder 680 is fixedly connected to the toggle seat 650;

[0089] A telescopic rod 670, wherein the telescopic rod 670 is located at the bottom of the toggle seat 650, and an output end of the telescopic rod 670 passes through the toggle seat 650 and is located at a side of the toggle block 660 away from the telescopic cylinder 680;

[0090] Specifically, the fixed block 640 is a T-shaped block, and the fixed block 640 is fixedly connected to the cam 620 by bolts. The top of the toggle seat 650 and the side away from the telescopic cylinder 680 are provided with openings. The telescopic cylinder 680 is an electric telescopic structure / hydraulic telescopic structure / pneumatic telescopic structure. The telescopic cylinder 680 is fixedly connected to the fixed bracket 100 by bolts. The output end of the telescopic cylinder 680 is fixedly connected to the toggle seat 650 by a threaded structure. The telescopic rod 670 is fixedly connected to the toggle seat 650 by screws. The toggle block 660 is rotatably connected to the open groove of the toggle seat 650 by a pin structure. The toggle block 660 is provided with a chamfered structure on the upper part of the side close to the telescopic cylinder 680. When the impact rod 510 moves, the telescopic rod 670 retracts, the telescopic cylinder 680 retracts, and the toggle block 660 is located on the side of the toggle seat 650 close to the telescopic cylinder 680. At this time, the telescopic rod 670 extends, the telescopic cylinder 680 extends, and the toggle block 660 abuts against the fixed block 640. At the same time, the telescopic rod 670 abuts against the toggle block 660, and the toggle block 660 cannot rotate. When the telescopic cylinder 680 extends to a preset length, the telescopic rod 670 retracts, and the toggle block 660 cannot block the fixed block 640. The impact rod 510 pops out, and the length of the telescopic cylinder 680 can be changed. Therefore, the impact force of the impact rod 510 can be changed, so as to test the reliability of the sight under different impact forces;

[0091] The telescopic rod 670 is an electromagnetic telescopic structure;

[0092] It should be noted that the toggle block 660 is in a vertical state in a natural state. When the telescopic cylinder 680 retracts, since the toggle block 660 can rotate, the fixed block 640 and the toggle block 660 will not prevent the telescopic cylinder 680 from retracting.

[0093] Example 3

[0094] As one of the embodiments of the present utility model, this embodiment is different from the embodiment 1 in that Figure 7As shown, a sound insulation outer shell 700 is further provided on the outer side of the fixed support 100. A retaining door 710 is provided on the sound insulation outer shell 700. The retaining door 710 is made of double-layer sound insulation tempered glass. Both the sound insulation outer shell 700 and the retaining door 710 are prior arts.

[0095] The terms used in the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention. The singular forms "a", "the", and "said" used in the present invention and the appended claims are also intended to include the plural forms unless the context clearly dictates otherwise. It should also be understood that the term "and / or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

[0096] It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other. For example, without departing from the scope of the present invention, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Depending on the context, the word "if" as used herein may be interpreted as "when" or "while" or "in response to determining".

[0097] Although embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions, and variations can be made in these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dynamic measurement and control impact test bench, characterized in that, The impact test bench includes: A fixed bracket (100), on which a first guide seat (110) and a second guide seat (120) are provided; A movable workbench (200), on which a first guide shaft (210) and a second guide shaft (230) are provided. The first guide shaft (210) and the second guide shaft (230) are arranged on the opposite sides of the movable workbench (200). The first guide shaft (210) is slidably connected in the first guide seat (110), and the second guide shaft (230) is slidably connected in the second guide seat (120). A buffer spring (240) is sleeved on the part of the first guide shaft (210) between the movable workbench (200) and the first guide seat (110); A clamping mechanism fixedly connected to the movable workbench (200) to clamp the sight; An impact unit intermittently hitting the movable workbench (200); A statistical unit for counting the number of impacts of the impact unit; A control unit electrically connected to the statistical unit and the impact unit.

2. The dynamic measurement and control impact test bench according to claim 1, wherein The clamping mechanism includes: A clamping tooling (300) for clamping the sight, and the clamping tooling (300) is fixedly connected to the fixed bracket (100); An installation guide rail (400) fixedly connected to the fixed bracket (100), and the installation guide rail (400) is a Picatinny rail.

3. The dynamic measurement and control impact test bench according to claim 1, characterized in that, The impact unit includes an impact component (500) and a power component (600). The impact component (500) includes: An impact rod (510); A fixed sleeve (520) fixedly connected to the impact rod (510); Two third guide seats (530) fixedly connected to the fixed bracket (100). The impact rod (510) is slidably connected in the third guide seats (530). The fixed sleeve (520) is located between the two third guide seats (530). A power spring (540) is also sleeved on the impact rod (510). The power spring (540) is located between the third guide seat (530) far from the movable workbench (200) and the fixed sleeve (520). Both ends of the power spring (540) abut against the third guide seat (530) and the fixed sleeve (520); The power component (600) pushes the fixed sleeve (520) to slide in a direction away from the movable workbench (200) and disengages from the fixed sleeve (520) at a preset position.

4. The dynamic measurement and control impact test bench according to claim 3, characterized in that, An impact cap (550) is provided at the end of the impact rod (510) close to the movable workbench (200), and the impact cap (550) is detachably installed at the end of the impact rod (510).

5. The dynamic measurement and control impact test bench according to claim 3, characterized in that The power component (600) includes: An L-shaped plate (610) fixedly connected to the fixing sleeve (520), wherein the L-shaped plate (610) is an L-shaped structure; Rotating a cam (620) connected to the fixing bracket (100), wherein the cam (620) pushes the L-shaped plate (610) to move when rotating, thereby driving the fixing sleeve (520) to compress the power spring (540); An impact motor (630) is fixedly connected to the fixed bracket (100), and the impact motor (630) drives the cam (620) to rotate.

6. The dynamic measurement and control impact test bench according to claim 3, wherein The power assembly (600) comprises: a fixing block (640) fixedly connected to the fixing sleeve (520), wherein the fixing block (640) is T-shaped; A toggle seat (650), wherein an open slot structure is provided in the toggle seat (650); A toggle block (660) rotatably connected to the toggle seat (650), wherein in a natural state, the center of the toggle block (660) is located below its rotation center; A telescopic cylinder (680) fixedly connected to the fixed bracket (100), wherein an output end of the telescopic cylinder (680) is fixedly connected to the toggle seat (650); A telescopic rod (670), wherein the telescopic rod (670) is located at the bottom of the toggle seat (650), and an output end of the telescopic rod (670) passes through the toggle seat (650) and is located on a side of the toggle block (660) away from the telescopic cylinder (680).

7. The dynamic measurement and control impact test bench according to any one of claims 1-6, characterized in that, A soundproof shell (700) is also provided on the outside of the fixing bracket (100), and a baffle (710) is provided on the soundproof shell (700), and the baffle (710) is made of a soundproof and transparent material.

8. The dynamic measurement and control impact test bench according to any one of claims 1-6, characterized in that, The movable workbench (200) is also provided with an impact head (220), and the impact head (220) is located on a side of the movable workbench (200) close to the impact unit, and the impact unit impacts the impact head (220) when impacting.

9. The dynamic measurement and control impact test bench according to claim 8, characterized in that, An impact cap (221) is detachably connected to the end of the impact head (220).

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