CN211856192U

CN211856192U - Basic impact test device for signal processing board

Info

Publication number: CN211856192U
Application number: CN201922407137.XU
Authority: CN
Inventors: 周灿荣; 徐金平; 凌清平; 林振兴; 彭亦华
Original assignee: Chongqing Qinsong Technology Co ltd
Current assignee: Chongqing Qinsong Technology Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-11-03
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a basic impact test device for a signal processing board, which comprises a base, wherein a groove is formed in the left side of the top of the base, sponge pads are arranged around the inner wall of the groove, a bearing plate is arranged in the groove, connecting rods are hinged to the left side and the right side of the bottom of the bearing plate, a first slider is hinged to the lower end of each connecting rod, and sliding grooves are formed in the two sides of the bottom of the inner wall of the groove; the device adopts the mode of instantaneous striking to test, and can protect the signal processing board, prevent that the signal processing board from falling and receive secondary damage and influence data judgement, the signal processing board departure after also having avoided the striking simultaneously causes the accidental injury, it tests to have solved the many adoption application pressure of the impact test device who uses at present, make the cracked pressure critical value that obtains the signal processing board of signal processing board through constantly increasing pressure, the problem of comparatively accurate data often can not be obtained to this kind of mode.

Description

Basic impact test device for signal processing board

Technical Field

The utility model relates to a signal processing technology field specifically is a basic impact test device for signal processing board.

Background

The signal processing is a general term for processing various types of electrical signals according to various expected purposes and requirements, and the purpose of the signal processing is to measure or filter real-world continuous analog signals, so that signals need to be converted from an analog domain to a digital domain before digital signal processing, which needs to be realized through a signal processing board, and the signal processing board can convert analog signals such as voltage, current and the like and signals such as frequency, state and the like, and further becomes standard signals which can be acquired by lower-level equipment.

The signal processing board can receive external impact when using with difficulty, for the shock resistance who detects the signal processing board, need carry out the simulation impact test to the signal processing board, the impact test device who uses at present adopts to exert pressure more and tests, make the cracked pressure critical value that obtains the signal processing board of signal processing board through constantly increasing pressure, this kind of mode often can not obtain comparatively accurate data, for this reason we propose a mode that adopts instantaneous striking to test, and can protect the signal processing board, prevent that the signal processing board from falling and receive secondary damage and influence the impact test device that data judgement and solve this problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a signal processing board is with basic impact test device to solve the present impact test device who uses who proposes in the above-mentioned background art and adopt more to apply pressure and test, make the cracked pressure critical value that obtains the signal processing board of signal processing board through constantly increasing pressure, this kind of mode often can not obtain the problem of comparatively accurate data.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a basic impact test device for a signal processing board comprises a base, wherein a groove is formed in the left side of the top of the base, sponge cushions are mounted on the peripheries of the inner walls of the groove, a bearing plate is arranged in the groove, connecting rods are hinged to the left side and the right side of the bottom of the bearing plate, a first sliding block is hinged to the lower end of each connecting rod, sliding grooves are formed in the two sides of the bottom of the inner wall of the groove, the first sliding block is connected with the inner walls of the sliding grooves in a sliding mode, a compression spring is mounted at one end, far away from the sponge cushions, of the first sliding block through a fixing buckle, the other end of the compression spring and the inner walls of the sliding grooves are fixedly mounted through the fixing buckle, a fixing wall is bolted to the top of the base and the left side of the groove, a rubber base plate is mounted on, the top of the supporting table is bolted with a fixing table, a fixing mechanism is arranged in the fixing table, the right side of the top of the base is bolted with a supporting frame, the surface of the supporting frame is respectively provided with an adjusting mechanism and a sliding frame, the sliding frame is sleeved on the surface of the supporting frame, the left side of the sliding frame is bolted with an air cylinder, and an output shaft of the air cylinder is bolted with an impact block.

Preferably, fixed establishment includes adjust knob, second slider, threaded rod, fixed plate and transverse groove, adjust knob's back run through to the inside of fixed station and with the threaded rod joint, the quantity of second slider is two, the threaded rod run through the second slider and be connected with the inner wall rotation of fixed station, threaded connection between threaded rod and the second slider, the transverse groove is seted up at the top of fixed station, the bottom of fixed plate and the top bolt of second slider connect.

Preferably, adjustment mechanism includes carousel, gear, rack and bolt, the carousel sets up respectively in the front and back surface of sliding frame, and the end of carousel run through the sliding frame and with the gear joint, the rack is bolted respectively on the surface of both sides around the support frame, and its and gear engagement, the bolt is connected with the right side screw thread of sliding frame, and its left end runs through the sliding frame and contacts with the surface of support frame.

Preferably, the top of the base and the front and rear sides of the groove are bolted with protective nets, and the protective nets are made of elastic materials.

Preferably, the elastic range of the compression spring is larger than the left-right distance between the inner walls of the sliding grooves, and the top of the bearing plate is provided with a cushion pad.

Preferably, the vertical length of the gear rack is smaller than the upper height and the lower height of the support frame, and the top of the support frame is provided with a limiting block.

Preferably, the front and back width of the rubber cushion plate is larger than that of the base, and the bottom of the rubber cushion plate is positioned above the groove.

Preferably, a partition plate is installed at the center of the inside of the fixed table, the threaded rod penetrates through the partition plate, and the thread directions of two sides of the surface of the threaded rod are opposite.

Advantageous effects

Compared with the prior art, the utility model provides a basic impact test device is used to signal processing board possesses following beneficial effect:

the device adopts the mode of instantaneous striking to test, and can protect the signal processing board, prevent that the signal processing board from falling and receive secondary damage and influence data judgement, the signal processing board departure after also having avoided the striking simultaneously causes the accidental injury, it tests to have solved the many adoption application pressure of the impact test device who uses at present, make the cracked pressure critical value that obtains the signal processing board of signal processing board through constantly increasing pressure, the problem of comparatively accurate data often can not be obtained to this kind of mode.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side sectional view of the fixing table of the present invention;

FIG. 3 is a top sectional view of the sliding frame of the present invention;

fig. 4 is a perspective view of the present invention.

In the figure: 1. a base; 2. a groove; 3. a sponge cushion; 4. a bearing plate; 5. a connecting rod; 6. a first slider; 7. a compression spring; 8. fixing a wall; 9. a rubber pad; 10. a support table; 11. a fixed table; 12. a fixing mechanism; 121. adjusting a knob; 122. a threaded rod; 123. a second slider; 124. a fixing plate; 125. a transverse slot; 13. a support frame; 14. an adjustment mechanism; 141. a turntable; 142. a gear; 143. a gear rack; 144. a bolt; 15. a sliding frame; 16. a cylinder; 17. an impact block; 18. a protective net; 19. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a basic impact test device for a signal processing board comprises a base 1, a groove 2 is formed in the left side of the top of the base 1, a sponge cushion 3 is arranged on the periphery of the inner wall of the groove 2, a bearing plate 4 is arranged in the groove 2, connecting rods 5 are hinged to the left side and the right side of the bottom of the bearing plate 4, a first sliding block 6 is hinged to the lower end of each connecting rod 5, sliding grooves 19 are formed in the two sides of the bottom of the inner wall of the groove 2, the first sliding block 6 is connected with the inner wall of the sliding groove 19 in a sliding mode, a compression spring 7 is arranged at one end, far away from the sponge cushion 3, of the first sliding block 6 through a fixing buckle, the other end of the compression spring 7 is fixedly installed with the inner wall of the sliding groove 19 through a fixing buckle, a fixing wall 8 is bolted to the top of the base 1 and located on the left side of the groove, a fixed table 11 is bolted on the top of the supporting table 10, a fixing mechanism 12 is arranged inside the fixed table 11, a supporting frame 13 is bolted on the right side of the top of the base 1, an adjusting mechanism 14 and a sliding frame 15 are respectively arranged on the surface of the supporting frame 13, the sliding frame 15 is sleeved on the surface of the supporting frame 13, the left side of the sliding frame is bolted with an air cylinder 16, an output shaft of the air cylinder 16 is bolted with an impact block 17, the device adopts an instantaneous impact mode for testing, can protect the signal processing board, prevents the signal processing board from falling and being damaged secondarily to influence data judgment, meanwhile, the signal processing board after the collision is prevented from flying out to cause accidental injury, the problems that the currently used impact test device adopts applied pressure to test are solved, the problem that more accurate data cannot be obtained by breaking the signal processing board through increasing the pressure to obtain the pressure critical value of the signal processing board is often solved.

Referring to fig. 1-2, in order to fix the signal processing board, the fixing mechanism 12 includes an adjusting knob 121, a second slider 123, a threaded rod 122, a fixing plate 124, and a transverse groove 125, a back of the adjusting knob 121 penetrates into the fixing table 11 and is clamped with the threaded rod 122, the number of the second slider 123 is two, the threaded rod 122 penetrates through the second slider 123 and is rotatably connected with an inner wall of the fixing table 11, the threaded rod 122 is in threaded connection with the second slider 123, the transverse groove 125 is formed in a top of the fixing table 11, and a bottom of the fixing plate 124 is bolted to a top of the second slider 123.

Referring to fig. 1 and 3, in order to adjust the position of the cylinder 16 in the vertical direction, the adjusting mechanism 14 includes a rotating plate 141, a gear 142, a gear bar 143, and a bolt 144, wherein the rotating plate 141 is respectively disposed on the front and rear surfaces of the sliding frame 15, the end of the rotating plate 141 penetrates through the sliding frame 15 and is engaged with the gear 142, the gear bar 143 is respectively bolted to the surfaces of the front and rear sides of the supporting frame 13 and is engaged with the gear 142, the bolt 144 is in threaded connection with the right side of the sliding frame 15, and the left end of the bolt 144 penetrates through the sliding frame 15 and is in contact with the surface of the supporting frame 13.

Referring to fig. 1 and 4, in order to prevent the impacted signal processing board from flying out of the device, protective nets 18 are bolted on the top of the base 1 and at the front and rear sides of the groove 2, and the protective nets 18 are made of elastic materials.

Referring to fig. 1 and 4, in order to protect the signal processing board after being impacted, the elastic range of the compression spring 7 is larger than the left-right distance between the inner walls of the sliding grooves 19, and a cushion pad is installed on the top of the receiving plate 4.

Referring to fig. 1 and 3, in order to prevent the sliding frame 15 from falling off from the top of the supporting frame 13, the vertical length of the gear rack 143 is smaller than the vertical height of the supporting frame 13, and a limit block is installed on the top of the supporting frame 13.

Referring to fig. 1, in order to effectively limit the signal processing board after the impact, the front-back width of the rubber pad 9 is greater than the width of the base 1, and the bottom of the rubber pad is located above the groove 2.

Referring to fig. 2, in order to facilitate the two fixing plates 124 to move toward each other to clamp the signal processing board, a separation plate is installed at the center of the inside of the fixing table 11, and a threaded rod 122 penetrates through the separation plate and has opposite thread directions on two sides of the surface.

The working principle is as follows: firstly, a signal processing plate is placed on a fixed table 11, then an adjusting knob 121 is rotated to drive a threaded rod 122 to rotate, so that a second sliding block 123 performs relative sliding motion in the fixed table 11, a fixed plate 124 performs relative motion together, the signal processing plate is simply fixed, an adjusting turntable 141 drives a sliding frame 15 to perform up-and-down sliding motion on the surface of a supporting frame 13 through a gear 142, and simultaneously drives an air cylinder 16 and an impact block 17 to move together, when the signal processing plate is adjusted to a proper height, a bolt 144 is screwed down to be fixed, the air cylinder 16 is opened simultaneously, the impact block 17 impacts the signal processing plate, the signal processing plate is impacted to the rubber cushion plate 9, the rubber cushion plate 9 absorbs impact force, then the signal processing plate falls on a bearing plate 4 due to the reaction force of a damping spring, and the bearing plate 4 receives downward impact force from the signal processing plate, it can press connecting rod 5 and change the angle for first slider 6 compresses compression spring 7, and the impact force is absorbed immediately, realizes the protection that drops to signal processing board.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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, an element defined by the phrase "comprising an … …" 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 appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. A basic impact test device for a signal processing board comprises a base (1), and is characterized in that: the novel adjustable expansion joint is characterized in that a groove (2) is formed in the left side of the top of the base (1), a sponge cushion (3) is installed on the periphery of the inner wall of the groove (2), a bearing plate (4) is arranged inside the groove (2), connecting rods (5) are hinged to the left side and the right side of the bottom of the bearing plate (4), a first sliding block (6) is hinged to the lower end of each connecting rod (5), sliding grooves (19) are formed in the two sides of the bottom of the inner wall of the groove (2), the first sliding block (6) is connected with the inner wall of each sliding groove (19) in a sliding mode, a compression spring (7) is installed at one end, far away from the sponge cushion (3), of the first sliding block (6) through a fixing buckle, the other end of the compression spring (7) is fixedly installed with the inner wall of each sliding groove (19) through a fixing buckle, rubber tie plate (9) are installed through damping spring and telescopic link in the right side of fixed wall (8), the central department bolt at base (1) top has brace table (10), the top bolt of brace table (10) has fixed station (11), the inside of fixed station (11) is provided with fixed establishment (12), the right side bolt at base (1) top has support frame (13), the surface of support frame (13) is provided with adjustment mechanism (14) and sliding frame (15) respectively, sliding frame (15) cup joint on the surface of support frame (13), and its left side bolt has cylinder (16), the output shaft bolt of cylinder (16) has striking block (17).

2. The basic impact test apparatus for a signal processing board according to claim 1, wherein: fixed establishment (12) include adjust knob (121), second slider (123), threaded rod (122), fixed plate (124) and transverse groove (125), the back of adjust knob (121) run through to the inside of fixed station (11) and with threaded rod (122) joint, the quantity of second slider (123) is two, threaded rod (122) run through second slider (123) and rotate with the inner wall of fixed station (11) and be connected, threaded connection between threaded rod (122) and second slider (123), the top in fixed station (11) is seted up in transverse groove (125), the bottom of fixed plate (124) and the top bolt of second slider (123).

3. The basic impact test apparatus for a signal processing board according to claim 1, wherein: adjustment mechanism (14) are including carousel (141), gear (142), gear strip (143) and bolt (144), carousel (141) set up respectively in the front and back surface of sliding frame (15), and the end of carousel (141) runs through sliding frame (15) and with gear (142) joint, gear strip (143) are bolted respectively on the surface of support frame (13) front and back both sides, and its and gear (142) meshing, bolt (144) and the right side threaded connection of sliding frame (15), and its left end runs through sliding frame (15) and contacts with the surface of support frame (13).

4. The basic impact test apparatus for a signal processing board according to claim 1, wherein: protective nets (18) are bolted to the top of the base (1) and located on the front side and the rear side of the groove (2), and the protective nets (18) are made of elastic materials.

5. The basic impact test apparatus for a signal processing board according to claim 1, wherein: the elastic range of the compression spring (7) is larger than the left-right distance of the inner wall of the sliding groove (19), and the top of the bearing plate (4) is provided with a cushion pad.

6. A basic impact test apparatus for a signal processing board according to claim 3, wherein: the vertical length of the gear rack (143) is smaller than the upper and lower height of the support frame (13), and the top of the support frame (13) is provided with a limit block.

7. The basic impact test apparatus for a signal processing board according to claim 1, wherein: the front width and the rear width of the rubber cushion plate (9) are larger than the width of the base (1), and the bottom of the rubber cushion plate is positioned above the groove (2).

8. The basic impact test apparatus for a signal processing board according to claim 2, wherein: the center of the interior of the fixed station (11) is provided with a separation plate, the threaded rod (122) penetrates through the separation plate, and the thread directions of two sides of the surface of the threaded rod are opposite.