CN112964440B

CN112964440B - Super-heavy sample vibration test tool and use method thereof

Info

Publication number: CN112964440B
Application number: CN202110194697.0A
Authority: CN
Inventors: 刘晓勇; 李�浩; 蒋苏龙
Original assignee: Sushi Guangbo Environment And Reliability Technology Chongqing Co ltd
Current assignee: Sushi Guangbo Environment And Reliability Technology Chongqing Co ltd
Priority date: 2021-02-21
Filing date: 2021-02-21
Publication date: 2023-07-18
Anticipated expiration: 2041-02-21
Also published as: CN112964440A

Abstract

The invention discloses an extra-heavy sample vibration test tool and a use method thereof, wherein the tool comprises a bottom plate and a test plate arranged on the bottom plate, the left side of the top of the bottom plate is fixedly connected with a positioning plate, and the top of the positioning plate is rotationally connected with the left side of the test plate through a rotating block. This extra-heavy sample vibration test frock and application method through the setting of first connecting block and second connecting block, under the cooperation of gear and tooth dental lamina, directly adjusts the interval between first connecting block and the second connecting block to after elliptical mechanism appears wearing and tearing, can directly adjust wearing and tearing position through interval adjustment, need not change wearing and tearing part frequently, can guarantee the high-efficient of test and develop, and through the regulation of interval, can directly adjust the amplitude, when convenient to use, provide more test data for vibration test, make extra-heavy sample vibration test's result more accurate.

Description

Super-heavy sample vibration test tool and use method thereof

Technical Field

The invention relates to the technical field of vibration tests, in particular to an extra-heavy sample vibration test tool and a use method thereof.

Background

Vibration testing refers to testing of a vibrating object or model to assess the resistance of the product to vibration in an intended use environment. Vibration tests are classified into two types of sinusoidal vibration tests and random vibration tests according to the type of vibration load applied. Sinusoidal vibration tests include rated vibration tests and swept sinusoidal vibration tests. The scanning vibration test requires that the vibration frequency is changed according to a certain rule, such as linear change or exponential change. The vibration test equipment is divided into a loading device and a control device, wherein the loading device is provided with a mechanical vibration table, an electromagnetic vibration table and an electrohydraulic vibration table.

In practical application, the test requirement of the metal material block with high density and larger block is extremely high, even the test part is required to be disassembled and destroyed, in the conventional mechanical vibration test equipment, because the weight of the sample is higher, the abrasion is easy to generate, the sample is easy to cause judgment errors due to the abrasion in the test process, the abrasion part is frequently replaced, the test efficiency is very influenced, the conventional mechanical vibration cannot adjust the amplitude, more test data are not easy to obtain, and the accuracy of the result is influenced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides an extra-heavy sample vibration test tool and a use method thereof, which solve the problems that in conventional mechanical vibration test equipment, the sample is easy to have judgment errors due to abrasion in the test process, the abrasion parts are frequently replaced, the test efficiency is very influenced, the amplitude cannot be regulated by conventional mechanical vibration, more test data are not conveniently obtained, and the result accuracy is influenced.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an overweight sample vibration test frock, includes the bottom plate and sets up the test board on the bottom plate, the left side fixedly connected with locating plate at bottom plate top, the top of locating plate is rotated through the left side of turning block and test board and is connected, the equal fixedly connected with gag lever post in both sides on bottom plate top right side, the top fixed mounting of bottom plate has the buffering backing plate, the front side fixedly mounted in buffering backing plate top has the backup pad, the top of buffering backing plate just is located the rear fixedly connected with adjustment mechanism of backup pad, the back of backup pad passes through transport mechanism fixedly connected with round pin pole, transport mechanism comprises conveyer belt and two roller sets, the surface cover of round pin pole is equipped with oval mechanism, oval mechanism includes first connecting block, second connecting block and fixed block, the equal slidable mounting in top and the bottom of fixed block left and right sides, one side fixedly connected with movable plate of fixed block is kept away from to the slide bar, two one side that the fixed block was kept away from to the movable plate is respectively through bolt and first connecting block and second connecting block's straight flange side fixedly connected with, two relative one side of movable plate just is located the gear and is equipped with the tooth and is equipped with the through-hole with the inside of two tooth adjusting bolt, the tooth is connected with the tooth and is equipped with the tooth and is connected with the tooth and is mutually.

Preferably, the number of the pin rods is at least four, and the surface of the fixed block is provided with first jacks matched with the pin rods.

Preferably, the back of transport mechanism and the positive top of adjustment mechanism just are located the equal fixedly connected with clamping spring of periphery of round pin pole, one side that clamping spring is close to the fixed block fixedly connected with grip ring, and the second jack with round pin pole looks adaptation has been seted up on the surface of grip ring.

Preferably, the adjusting mechanism comprises a threaded rod, a T-shaped plate and a stabilizing plate, wherein the outer surface of the threaded rod is in threaded connection with the inner surface of the stabilizing plate, and the front end of the threaded rod is in rotary connection with the back of the T-shaped plate through a bearing.

Preferably, the bottom of stabilizer plate and the top fixed connection of bottom plate, the bottom of T template and the top sliding contact of bottom plate, the internal surface at T template top rotates and is connected with the sleeve, the third pinhole with pin pole looks adaptation has been seted up to telescopic front.

Preferably, balance bars are fixedly connected to the periphery of the top of the bottom plate, and the top ends of the balance bars penetrate through the buffer backing plate and extend to the upper side of the buffer backing plate.

Preferably, the motor is fixedly mounted on the top of the bottom plate and positioned on the front surface of the supporting plate, and one end of an output shaft of the motor penetrates through the supporting plate and is fixedly connected with the power end of the conveying mechanism.

Preferably, the upper and lower both sides of fixed block left and right sides have all been seted up and have been placed the notch, the mounting hole has been seted up at the top of test board.

Preferably, the outer surface of the adjusting bolt is in threaded connection with a fastening nut on the front surface of the fixed block.

The invention also discloses a use method of the extra-heavy sample vibration test tool, which specifically comprises the following steps:

step one, vibration test: placing an overweight sample on a test board, limiting and fixing the overweight sample by using a bolt to pass through a mounting hole, then starting a control switch of a motor to drive a conveying mechanism to work, and further driving a pin rod to enable an elliptical mechanism to rotate, continuously jacking the test board, and carrying out vibration test on the overweight sample;

step two, amplitude adjustment: after multiple tests, the adjusting bolt is rotated to drive the gears, so that the two tooth plates move to two sides or synchronously move to the middle, the distance between the first connecting block and the second connecting block is adjusted, amplitude adjustment is performed, and after the adjustment is finished, the fastening nuts are screwed;

step three, replacing and blanking: the threaded rod is rotated, the T-shaped plate is far away from the supporting plate, the sleeve drives the clamping spring to enable the clamping ring to be separated from the pin rod, and the elliptical mechanism can be taken down to be replaced.

(III) beneficial effects

The invention provides an extra-heavy sample vibration test tool and a use method thereof. The beneficial effects are as follows:

(1) According to the extra-heavy sample vibration test tool and the use method, through the arrangement of the first connecting block and the second connecting block, under the cooperation of the gear and the tooth plate, the distance between the first connecting block and the second connecting block can be directly adjusted, so that after an elliptical mechanism is worn, the worn part can be directly adjusted through the distance adjustment, the worn part does not need to be frequently replaced, the efficient development of a test can be ensured, and through the distance adjustment, the amplitude can be directly adjusted, more test data are provided for a vibration test while the use is convenient, and the result of the extra-heavy sample vibration test is more accurate.

(2) According to the extra-heavy sample vibration test tool and the use method, the distance between the T-shaped plate and the supporting plate can be flexibly adjusted through the arrangement of the adjusting mechanism, so that the degree of limiting the position of the elliptical mechanism can be conveniently adjusted, the replacement time after the elliptical mechanism is damaged can be saved, and the maintenance and the replacement are more convenient.

(3) According to the extra-heavy sample vibration test tool and the use method, through the arrangement of the clamping springs and the clamping rings, the clamping springs and the clamping rings are directly sleeved on the surface of the pin rod, the elliptical structure is limited in position, and meanwhile, the elliptical mechanism can slide and buffer back and forth on the pin rod, so that the elliptical mechanism can be protected by directly influencing the normal use of the elliptical mechanism when the device is damaged.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is a schematic view of an elliptical mechanism according to the present invention;

FIG. 3 is a schematic diagram showing the connection of the support plate, the adjustment mechanism, the transfer mechanism and the buffer pad structure of the present invention;

FIG. 4 is a schematic illustration of the connection of the pin, clamp spring and clamp ring structure of the present invention;

fig. 5 is an enlarged schematic view of the structure of fig. 3 a according to the present invention.

In the figure, 1, a bottom plate; 2. a test board; 3. a positioning plate; 4. a limit rod; 5. a cushion pad; 6. a support plate; 7. an adjusting mechanism; 8. a conveying mechanism; 9. a pin rod; 10. an elliptical mechanism; 11. a first connection block; 12. a second connection block; 13. a fixed block; 14. a slide bar; 15. a moving plate; 16. tooth plate; 17. a through hole; 18. an adjusting bolt; 19. a gear; 20. a first jack; 21. a clamping spring; 22. a clamping ring; 23. a second jack; 24. a threaded rod; 25. t-shaped plates; 26. a stabilizing plate; 27. a sleeve; 28. a third pin hole; 29. a balance bar; 30. a motor; 31. placing the notch; 32. a mounting hole; 33. and (5) fastening the nut.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, the following two technical schemes are provided in the embodiments of the present invention:

embodiment 1,

An extra-heavy sample vibration test tool comprises a bottom plate 1 and a test plate 2 arranged on the bottom plate 1.

As a preferred scheme, the left side of the top of the bottom plate 1 is fixedly connected with a positioning plate 3, the top of the positioning plate 3 is rotationally connected with the left side of the test plate 2 through a rotating block, the front side and the rear side of the right side of the top of the bottom plate 1 are fixedly connected with a limiting rod 4, the top of the bottom plate 1 is fixedly provided with a buffer base plate 5, the front side of the top of the buffer base plate 5 is fixedly provided with a supporting plate 6, the top of the buffer base plate 5 is fixedly connected with an adjusting mechanism 7 positioned at the rear of the supporting plate 6, the back of the supporting plate 6 is fixedly connected with a pin 9 through a conveying mechanism 8, the outer surface of the pin 9 is sleeved with an elliptical mechanism 10, the elliptical mechanism 10 comprises a first connecting block 11, a second connecting block 12 and a fixed block 13, the top and the bottom of the left side and the right side of the fixed block 13 are respectively and slidably provided with a sliding rod 14, one side of the sliding rod 14 away from the fixed block 13 is fixedly connected with a movable plate 15, the two movable plates 15 are fixedly connected with the straight sides of the first connecting block 11 and the second connecting block 12 respectively through bolts on one side far away from the fixed block 13, the toothed plates 16 are fixedly connected with one side opposite to the two movable plates 15, through holes 17 matched with the two toothed plates 16 are formed in the left side of the fixed block 13, adjusting bolts 18 penetrate through the back of the fixed block 13 and are in threaded connection with the outer surfaces of the adjusting bolts 18, gears 19 matched with the two toothed plates 16 are fixedly connected to the inner parts of the through holes 17, further, by the arrangement of the first connecting block 11 and the second connecting block 12 and under the cooperation of the gears 19 and the toothed plates 16, the distance between the first connecting block 11 and the second connecting block 12 can be directly adjusted, so that after the elliptical mechanism 10 is worn, worn parts can be directly adjusted through distance adjustment without frequently replacing worn parts, the high-efficient of test can be guaranteed to through the regulation of interval, can directly adjust the amplitude, when convenient to use, provide more test data for vibration test, make the result of superduty sample vibration test more accurate.

Embodiment II,

This embodiment is an improvement of the previous embodiment, and an extra heavy sample vibration test tool includes a base plate 1 and a test plate 2 disposed on the base plate 1.

As a preferred solution, the number of the pins 9 is at least four, and the surface of the fixing block 13 is provided with first insertion holes 20 adapted to the pins 9, which further illustrates that the stability associated with the fixing block 13 can be better ensured by the four pins 9.

As the preferred scheme, the back of transport mechanism 8 and the positive top of adjustment mechanism 7 just are located pin 9's periphery all fixedly connected with clamping spring 21, clamping spring 21 is industrial grade spring, have fine antifatigue ability, can stretch repeatedly and use for a long time, and can change after long-term use, clamping spring 21 is close to one side fixedly connected with grip ring 22 of fixed block 13, and grip ring 22's surface offered the second jack 23 with pin 9 looks adaptation, further description, through the setting of clamping spring 21 and grip ring 22, the direct cover is at pin 9's surface, when limiting elliptical mechanism 10 carries out the position, make elliptical mechanism 10 can slide back and forth on pin 9 and cushion, and then when avoiding the device to appear damaging, direct influence elliptical mechanism 10's normal use, can protect elliptical mechanism 10.

As the preferred scheme, adjustment mechanism 7 includes threaded rod 24, T template 25 and stabilizer plate 26, the surface of threaded rod 24 and the internal surface threaded connection of stabilizer plate 26, the front end of threaded rod 24 is rotated through the back of bearing and T template 25 and is connected, further demonstrate, through adjustment mechanism 7's setting, the interval between T template 25 and the backup pad 6 can carry out nimble regulation, so not only can conveniently adjust the degree that defines elliptical mechanism 10 position, can also save elliptical mechanism 10 and damage the change time after, make maintenance and change all become more convenient.

As a preferred scheme, the bottom of stabilizer plate 26 and the top fixed connection of bottom plate 1, the bottom of T template 25 and the top sliding contact of bottom plate 1, the internal surface at T template 25 top rotates and is connected with sleeve 27, sleeve 27's openly set up with the third pinhole 28 of pin 9 looks adaptation, further description, sleeve 27's setting can provide the activity space for adjusting the rotation of bolt 18.

As the preferred scheme, all around at bottom plate 1 top all fixedly connected with balancing pole 29, the top of balancing pole 29 runs through buffer backing plate 5 and extends to buffer backing plate 5's top, further illustrates, and the setting of balancing pole 29 can guarantee buffer backing plate 5's vertical reciprocates, and then avoids the appearance of inclination condition.

As a preferred scheme, motor 30 is fixedly installed at the top of bottom plate 1 and in the front of backup pad 6, and one end of motor 30 output shaft runs through backup pad 6 and is fixedly connected with the power end of transport mechanism 8, further description, motor 30 is servo motor, is connected with external power supply electricity, controls through control switch.

As a preferable scheme, the upper and lower sides of the left and right sides of the fixed block 13 are provided with placing notches 31, the top of the test board 2 is provided with mounting holes 32, and further explanation is that the placing notches 31 can provide a movable space for bolts.

As a preferred solution, the outer surface of the adjusting bolt 18 is screwed to the front surface of the fixed block 13 with a fastening nut 33, and further explaining, the arrangement of the fastening nut 33 can enhance the stability of the adjusting bolt 18.

The advantages of the embodiment over the first embodiment are: the setting of cooperation clamping spring 21 and grip ring 22, the direct cover is in the surface of round pin pole 9, when carrying out the position to elliptical mechanism 10 and prescribing a limit to, make elliptical mechanism 10 can slide the buffering around on round pin pole 9, and then when avoiding the device to appear damaging, directly influence elliptical mechanism 10's normal use, can protect elliptical mechanism 10, through the setting of adjustment mechanism 7, make interval between T template 25 and the backup pad 6 can carry out nimble regulation, so not only can conveniently adjust the degree of prescribing a limit to elliptical mechanism 10 position, can also save elliptical mechanism 10 and damage the change time after, make maintenance and change all become more convenient.

The application method of the extra-heavy sample vibration test tool is characterized by comprising the following steps of: the method specifically comprises the following steps:

step one, vibration test: placing an overweight sample on the test board 2, limiting and fixing the overweight sample by using a bolt to pass through the mounting hole 32, then starting a control switch of the motor 30, driving the conveying mechanism 8 to work, driving the pin rod 9 to rotate the elliptical mechanism 10, continuously jacking up the test board 2, and carrying out vibration test on the overweight sample;

step two, amplitude adjustment: after a plurality of tests, the adjusting bolt 18 is rotated to drive the gears 19, so that the two tooth plates 16 move to two sides or synchronously move to the middle, thereby adjusting the distance between the first connecting block 11 and the second connecting block 12, performing amplitude adjustment, and screwing the fastening nuts 33 after the adjustment is completed;

step three, replacing and blanking: the threaded rod 24 is rotated to enable the T-shaped plate 25 to be far away from the supporting plate 6, the sleeve 27 drives the clamping spring 21 to enable the clamping ring 22 to be separated from the pin rod 9, and at the moment, the elliptical mechanism 10 can be removed for replacement.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an overweight sample vibration test frock, includes bottom plate (1) and sets up test board (2) on bottom plate (1), its characterized in that: the left side fixedly connected with locating plate (3) at bottom plate (1) top, the top of locating plate (3) is rotated through the left side of turning block and test board (2) and is connected, all fixedly connected with gag lever post (4) in front and back both sides on bottom plate (1) top fixed mounting has cushion plate (5), the front side fixed mounting at cushion plate (5) top has backup pad (6), the top of cushion plate (5) just is located the rear fixedly connected with adjustment mechanism (7) of backup pad (6), the back of backup pad (6) is through transport mechanism (8) fixedly connected with round pin pole (9), the surface cover of round pin pole (9) is equipped with oval mechanism (10), oval mechanism (10) are including first connecting block (11), second connecting block (12) and fixed block (13), the top and the bottom of the left and right sides of fixed block (13) are all slidable mounting has (14), one side fixedly connected with movable plate (15) of fixed block (13) are kept away from to one side, two movable plate (15) are kept away from first connecting block (12) and slide bar (13) are connected with slide bar (12) respectively through straight flange (13), two the equal fixedly connected with tooth board (16) of one side that movable plate (15) is relative, the left side of fixed block (13) is seted up with two through-hole (17) of tooth board (16) looks adaptation, the back of fixed block (13) runs through and threaded connection has adjusting bolt (18), the surface of adjusting bolt (18) just is located the inside fixedly connected with of through-hole (17) with two gear (19) of tooth board (16) looks adaptation.

2. The extra heavy sample vibration test tool according to claim 1, wherein: the number of the pin rods (9) is at least four, and first jacks (20) matched with the pin rods (9) are formed in the surface of the fixed block (13).

3. The extra heavy sample vibration test fixture of claim 2, wherein: the back of transport mechanism (8) and positive top of adjustment mechanism (7) just are located the equal fixedly connected with clamping spring (21) of periphery of round pin pole (9), one side fixedly connected with grip ring (22) that clamping spring (21) are close to fixed block (13), and second jack (23) with round pin pole (9) looks adaptation are seted up on the surface of grip ring (22).

4. An extra heavy sample vibration test fixture according to claim 3 wherein: the adjusting mechanism (7) comprises a threaded rod (24), a T-shaped plate (25) and a stabilizing plate (26), wherein the outer surface of the threaded rod (24) is in threaded connection with the inner surface of the stabilizing plate (26), and the front end of the threaded rod (24) is rotatably connected with the back of the T-shaped plate (25) through a bearing.

5. The extra heavy sample vibration test tool according to claim 4, wherein: the bottom of stabilizer bar (26) and the top fixed connection of bottom plate (1), the bottom of T template (25) and the top sliding contact of bottom plate (1), the internal surface at T template (25) top rotates and is connected with sleeve (27), third pinhole (28) with pin (9) looks adaptation are seted up in the front of sleeve (27).

6. The extra heavy sample vibration test tool according to claim 5, wherein: balance rods (29) are fixedly connected to the periphery of the top of the bottom plate (1), and the top ends of the balance rods (29) penetrate through the buffer base plate (5) and extend to the upper portion of the buffer base plate (5).

7. The extra heavy sample vibration test tool according to claim 6 wherein: the motor (30) is fixedly arranged at the top of the bottom plate (1) and positioned on the front surface of the supporting plate (6), and one end of an output shaft of the motor (30) penetrates through the supporting plate (6) and is fixedly connected with the power end of the conveying mechanism (8).

8. The extra heavy sample vibration test tool according to claim 7 wherein: the upper side and the lower side of the left side and the right side of the fixed block (13) are respectively provided with a placement notch (31), and the top of the test board (2) is provided with a mounting hole (32).

9. The extra heavy sample vibration test tool according to claim 8 wherein: the outer surface of the adjusting bolt (18) is in threaded connection with a fastening nut (33) on the front surface of the fixed block (13).

10. The method for using an extra heavy sample vibration test tool according to claim 9, wherein: the method specifically comprises the following steps:

step one, vibration test: placing an overweight sample on a test board (2), using a bolt to penetrate through a mounting hole (32) to limit and fix the overweight sample, then starting a control switch of a motor (30), driving a conveying mechanism (8) to work, further driving a pin rod (9) to enable an elliptical mechanism (10) to rotate, continuously jacking up the test board (2), and carrying out vibration test on the overweight sample;

step two, amplitude adjustment: after a plurality of tests, the adjusting bolt (18) is rotated to drive the gears (19) to enable the two tooth plates (16) to move to two sides or synchronously move to the middle, so that the distance between the first connecting block (11) and the second connecting block (12) is adjusted, amplitude adjustment is carried out, and after the adjustment is finished, the fastening nut (33) is screwed;

step three, replacing and blanking: the threaded rod (24) is rotated, the T-shaped plate (25) is far away from the supporting plate (6), the sleeve (27) drives the clamping spring (21) to enable the clamping ring (22) to be separated from the pin rod (9), and the elliptical mechanism (10) can be removed and replaced.