CN211452784U - Mechanical impact testing device - Google Patents
Mechanical impact testing device Download PDFInfo
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- CN211452784U CN211452784U CN202020471024.6U CN202020471024U CN211452784U CN 211452784 U CN211452784 U CN 211452784U CN 202020471024 U CN202020471024 U CN 202020471024U CN 211452784 U CN211452784 U CN 211452784U
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Abstract
The utility model provides a mechanical shock testing arrangement, include: the base, first testboard, fixed plate, first slide bar, second slide bar, cylinder, motor, jump bit and pendulum are fixed the product through the locating piece, then first magnetism is inhaled piece and second magnetism and is inhaled the piece and break away from, and the jump bit is because the automatic decline of the effect of gravity strikes the product that awaits measuring. The output shaft of controlling the motor through the controller rotates with rotating the wheel and is connected, and the motor rotates and drives and rotate the wheel and rotate, and the product that will await measuring is fixed in on the second testboard, and the motor disconnection with rotate the wheel be connected, the pendulum begins to descend and swings to the product that strikes the awaiting measuring that awaits measuring on the second testboard owing to the effect of gravity, finish the back, the motor is connected and is rotated the wheel, drives through the output shaft of motor and rotates the wheel and rotate, and then readjust the position of pendulum. The mechanical impact testing device can use the impact hammer to carry out impact testing and can use the pendulum bob to carry out impact testing. Simple operation and low test cost.
Description
Technical Field
The utility model relates to a testing arrangement technical field especially relates to a mechanical shock testing arrangement.
Background
Mechanical impact testing, the objective is to determine whether each property fails when the product is subjected to a series of impacts at normal and extreme temperatures. The technical indexes of the impact test comprise peak acceleration, pulse duration, speed variation (half sine wave, back peak sawtooth wave and trapezoidal wave) and waveform selection. The number of impacts is not particularly required to be 3 impacts per face for a total of 18 impacts. Many products are impacted during use, handling, and transportation. The magnitude of the impact varies widely and has complex properties. Therefore, the impact and collision reliability test is suitable for determining mechanical weak links and checking the structural integrity of products.
At present, a common mechanical impact testing device can only simply perform testing in one direction, different testing tables are needed to be used for different products, testing cost is high, and operation is complex.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model adopts the following technical scheme: a mechanical shock testing apparatus comprising: the device comprises a base, a first test board, a fixed plate, a first slide bar, a second slide bar, a cylinder, a motor, an impact hammer and a pendulum bob;
the first test board is arranged on one surface of the base, a plurality of positioning blocks are movably arranged on the first test board, each positioning block is detachably connected with the first test board, and a first sensor is arranged on the first test board;
the first sliding rod and the second sliding rod are arranged on one surface of the base, the first sliding rod is abutted against one side surface of the first test board, the second sliding rod is abutted against the other side surface of the first test board, the fixed plate is arranged at one end, far away from the base, of the first sliding rod and one end, far away from the base, of the second sliding rod, the air cylinder is arranged on one surface of the fixed plate, the air rod of the air cylinder penetrates through the fixed plate to be connected with a connecting seat, one end of the connecting seat is slidably arranged on the first sliding rod, the other end of the connecting seat is slidably arranged on the second sliding rod, a plurality of first magnetic suction pieces are arranged on the connecting seat, a rotating wheel is arranged on one surface of the connecting seat, the pendulum bob is detachably connected with the rotating wheel, one end of the impact hammer is slidably arranged on the first sliding rod, and the other end of the impact hammer is, one surface of the impact hammer is provided with a plurality of second magnetic suction pieces, and each first magnetic suction piece is connected with one second magnetic suction piece in an adsorption manner;
a placing frame and a second test bench are arranged on one surface of the base, the motor is arranged on the placing frame, an output shaft of the motor is rotatably connected with the rotating wheel, and a second sensor is arranged on the second test bench;
the air cylinder, the motor, the first sensor and the second sensor are all electrically connected with the controller.
Furthermore, a plurality of first magnetism is inhaled the piece and is the electro-magnet.
Furthermore, a plurality of the second magnetic attraction pieces are magnets.
Further, the controller is a PLC controller.
Further, the display device further comprises a display, and the first sensor and the second sensor are in electric signal connection with the display.
Furthermore, a placing groove is formed in the base and used for placing the impact hammer.
Further, the first sensor and the second sensor are both pressure sensors.
Further, the second testboard is vertically placed, just be provided with a plurality of fixed blocks on the second testboard, it is a plurality of the fixed block with the second testboard can be dismantled and be connected.
Further, the placing frame is connected with the base through a shock absorber.
Further, the shock absorber is a shock absorbing spring.
The utility model has the advantages that: adsorb the jump bit through controller control cylinder drive connecting seat, put the product of awaiting measuring on first testboard, then carry out fine fixing all around with the product through the locating piece, fixed back that finishes, the piece is inhaled to first magnetism and second magnetism breaks away from, make the jump bit because the automatic decline of the effect of gravity strikes the product of the awaiting measuring of examining on the first testboard, the back of finishing is tested to the test, the cylinder drives the connecting seat down drive, the piece area is inhaled with second magnetism to first magnetism, drive whole jump bit up movement through the cylinder, an impact process has been accomplished promptly. When the pendulum bob needs to be used, the air cylinder drives the connecting seat to place the impact hammer on the first test board, and then the connecting seat is continuously driven to recover the initial position. Then be connected pendulum and the rotation wheel on the connecting seat, then the output shaft through controller control motor rotates with rotating the wheel and be connected, rotate through the motor and drive and rotate the wheel and rotate, then be fixed in the product that awaits measuring on the second testboard, after finishing fixing, the motor disconnection with rotate being connected of wheel, the pendulum is because the effect of gravity, begin to descend, then the pendulum is to striking the product that awaits measuring on the second testboard, after the test finishes, the motor reconnects and rotates the wheel, the output shaft through the motor drives and rotates the wheel and rotate, and then readjust the position of pendulum. The mechanical impact testing device can use the impact hammer to carry out impact testing and can use the pendulum bob to carry out impact testing. Simple operation and low test cost.
Drawings
The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.
FIG. 1 is a schematic view of an embodiment of a mechanical impact testing apparatus;
FIG. 2 is a schematic view of another embodiment of a mechanical impact testing apparatus;
FIG. 3 is a schematic view of another embodiment of a mechanical impact testing apparatus;
fig. 4 is a schematic view of another direction of a mechanical shock testing apparatus according to an embodiment.
Detailed Description
The following will combine the drawings of the embodiments of the present invention to further describe the technical solution of the present invention, and the present invention is not limited to the following specific embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1 to 4, a mechanical impact testing apparatus includes: the testing device comprises a base 100, a first testing platform 200, a fixing plate 300, a first sliding rod 400, a second sliding rod 500, a cylinder 600, a motor 700, an impact hammer 800 and a pendulum bob 900, wherein the first testing platform 200 is arranged on one surface of the base 100, a plurality of positioning blocks (not shown) are movably arranged on the first testing platform 200, each positioning block is detachably connected with the first testing platform 200, and a first sensor (not shown) is arranged on the first testing platform 200.
The first slide bar 400 and the second slide bar 500 are arranged on one surface of the base 100, the first slide bar 400 is abutted against one side surface of the first test platform 200, the second slide bar 500 is abutted against the other side surface of the first test platform 200, the fixing plate 300 is arranged at one end of the first slide bar 400 far away from the base 100 and one end of the second slide bar 500 far away from the base 100, the air cylinder 600 is arranged on one surface of the fixing plate 300, the air rod of the air cylinder 600 penetrates through the fixing plate 300 to be connected with a connecting seat 610, one end of the connecting seat 610 is slidably arranged on the first slide bar 400, the other end of the connecting seat 610 is slidably arranged on the second slide bar 500, a plurality of first magnetic attraction pieces 611 are arranged on the connecting seat 610, a rotating wheel 612 is arranged on one surface of the connecting seat 610, and the pendulum 900 is detachably connected with the rotating wheel 612, one end of the impact hammer 800 is slidably disposed on the first slide bar 400, the other end of the impact hammer 800 is slidably disposed on the second slide bar 500, one surface of the impact hammer 800 is provided with a plurality of second magnetic attraction pieces 810, and each of the first magnetic attraction pieces 611 is connected with one of the second magnetic attraction pieces 810 in an attracting manner. Specifically, the first magnetic attraction pieces 611 are electromagnets, and the second magnetic attraction pieces 810 are magnets.
One side of the base 100 is provided with a placing frame 110 and a second testing table 120, the motor 700 is disposed on the placing frame 110, an output shaft of the motor 700 is rotatably connected with the rotating wheel 612, the second testing table 120 is provided with a second sensor (not shown), and the second testing table further comprises a controller (not shown), wherein the controller is a PLC controller. The cylinder 600, the motor 700, the first sensor and the second sensor are all electrically connected with the controller.
Specifically, the first testing platform 200 is provided with a plurality of positioning holes (not shown), and each positioning block is fixed through one positioning hole, that is, the positioning blocks are used in combination, and then different positioning holes are selected for positioning according to different products. Firstly, the air cylinder 600 is controlled by the controller to drive the connecting seat 610 to adsorb the impact hammer 800, then the specific height of the impact hammer 800 is adjusted according to specific requirements, a product to be tested is placed on the first test bench 200, then the periphery of the product is well fixed through the positioning blocks, and the first test bench 200 is suitable for products to be tested with different sizes. After fixed, through inhaling the piece 611 to the first magnetism, make first magnetism inhale piece 611 and second magnetism inhale piece 810 and break away from, and then make jump bit 800 strike the product of the examination of awaiting measuring on the first testboard 200 because the effect of gravity descends automatically, after the test finishes, cylinder 600 drives connecting seat 610 down drive, then inhale piece 611 with a plurality of first magnetism and switch on, make first magnetism inhale piece 611 and take magnetism, then inhale piece 810 each other with the second magnetism, can fix jump bit 800 well, and drive whole jump bit 800 up-shifting through cylinder 600's drive, an impact process has been accomplished promptly. That is, the mechanical impact testing device is suitable for products to be tested with different sizes. When it is desired to use the pendulum bob 900, the air cylinder 600 places the impact hammer 800 on the first test bench 200 by driving the connection seat 610, and then continues to drive the connection seat 610 to return to the original position. Then pendulum 900 is connected with rotating wheel 612 on connecting seat 610, then is connected with rotating wheel 612 through the output shaft of controller control motor 700 rotation, rotates through motor 700 and drives rotating wheel 612 and rotate, then rotates pendulum 900 to different positions according to the demand of difference. Then the product to be tested is fixed on the second test bench 120, after the fixing is finished, the motor 700 is disconnected from the rotating wheel 612, so that the pendulum bob 900 starts to descend due to the action of gravity and then swings to the product to be tested which collides with the second test bench 120, after the testing is finished, the motor 700 is reconnected with the rotating wheel 612, the rotating wheel 612 is driven to rotate through the output shaft of the motor 700, and then the position of the pendulum bob 900 is readjusted. The mechanical impact testing device can be well used for performing impact testing by using the impact hammer 800 and can also be used for performing impact testing by using the pendulum bob 900. Simple operation and low test cost.
In one embodiment, the mechanical shock testing apparatus further comprises a display (not shown), and the first sensor and the second sensor are electrically connected to the display. That is to say, first sensor and second sensor receive when the product that awaits measuring receives the striking, can respond to concrete impact fast, then pass to the display on, show through the display, more audio-visual will strike the datamation. It is worth mentioning that the first sensor and the second sensor are both pressure sensors.
In one embodiment, the base 100 is provided with a placement groove 130, and the placement groove 130 is used for placing the impact hammer 800. The second testing platform 120 is vertically arranged, a plurality of fixing blocks 121 are arranged on the second testing platform 120, and the fixing blocks 121 are detachably connected with the second testing platform 120. That is, when the impact hammer 800 is used for testing, the pendulum bob 900 is directly placed in the placing groove 130 after being detached, and is directly taken and then installed when being used conveniently. And the product to be tested can be well fixed on the second testing table 120 by using the fixing blocks 121.
In one embodiment, the placing frame 110 is connected to the base 100 through a damper (not shown), which is a damping spring. Through using damping spring, when using jump bit 800 to test, can slow down the vibrations of rack 110, avoid leading to motor 700 to damage because of vibrations for a long time. It is worth mentioning that the placing frame 110 is provided with a sliding member, the motor 700 is provided on the sliding member (not shown), and the connection or disconnection between the output shaft of the motor 700 and the rotating wheel 612 is realized by using the sliding member, specifically, the connection member can be realized by the prior art, such as the matching of a sliding rail and a sliding block, which is not redundantly described in the embodiment.
As described above, the above embodiments are not limiting embodiments of the present invention, and modifications or equivalent variations made by those skilled in the art based on the substance of the present invention are within the technical scope of the present invention.
Claims (10)
1. A mechanical shock testing device, comprising: the device comprises a base, a first test board, a fixed plate, a first slide bar, a second slide bar, a cylinder, a motor, an impact hammer and a pendulum bob;
the first test board is arranged on one surface of the base, a plurality of positioning blocks are movably arranged on the first test board, each positioning block is detachably connected with the first test board, and a first sensor is arranged on the first test board;
the first sliding rod and the second sliding rod are arranged on one surface of the base, the first sliding rod is abutted against one side surface of the first test board, the second sliding rod is abutted against the other side surface of the first test board, the fixed plate is arranged at one end, far away from the base, of the first sliding rod and one end, far away from the base, of the second sliding rod, the air cylinder is arranged on one surface of the fixed plate, the air rod of the air cylinder penetrates through the fixed plate to be connected with a connecting seat, one end of the connecting seat is slidably arranged on the first sliding rod, the other end of the connecting seat is slidably arranged on the second sliding rod, a plurality of first magnetic suction pieces are arranged on the connecting seat, a rotating wheel is arranged on one surface of the connecting seat, the pendulum bob is detachably connected with the rotating wheel, one end of the impact hammer is slidably arranged on the first sliding rod, and the other end of the impact hammer is, one surface of the impact hammer is provided with a plurality of second magnetic suction pieces, and each first magnetic suction piece is connected with one second magnetic suction piece in an adsorption manner;
a placing frame and a second test bench are arranged on one surface of the base, the motor is arranged on the placing frame, an output shaft of the motor is rotatably connected with the rotating wheel, and a second sensor is arranged on the second test bench;
the air cylinder, the motor, the first sensor and the second sensor are all electrically connected with the controller.
2. The mechanical shock testing device of claim 1, wherein: the first magnetic suction pieces are electromagnets.
3. The mechanical shock testing device of claim 2, wherein: and the second magnetic suction pieces are magnets.
4. The mechanical shock testing device of claim 1, wherein: the controller is a PLC controller.
5. The mechanical shock testing device of claim 1, wherein: the display device further comprises a display, and the first sensor and the second sensor are in electric signal connection with the display.
6. The mechanical shock testing device of claim 1, wherein: a placing groove is formed in the base and used for placing the impact hammer.
7. The mechanical shock testing device of claim 1, wherein: the first sensor and the second sensor are both pressure sensors.
8. The mechanical shock testing device of claim 1, wherein: the second test bench is vertically placed, a plurality of fixed blocks are arranged on the second test bench, and the fixed blocks are detachably connected with the second test bench.
9. The mechanical shock testing device of claim 1, wherein: the placing frame is connected with the base through a shock absorber.
10. The mechanical shock testing device of claim 9, wherein: the shock absorber is a shock absorbing spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020471024.6U CN211452784U (en) | 2020-04-02 | 2020-04-02 | Mechanical impact testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020471024.6U CN211452784U (en) | 2020-04-02 | 2020-04-02 | Mechanical impact testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211452784U true CN211452784U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020471024.6U Active CN211452784U (en) | 2020-04-02 | 2020-04-02 | Mechanical impact testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211452784U (en) |
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2020
- 2020-04-02 CN CN202020471024.6U patent/CN211452784U/en active Active
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