CN102564562A - Vibration test machine - Google Patents

Vibration test machine Download PDF

Info

Publication number
CN102564562A
CN102564562A CN2011104080092A CN201110408009A CN102564562A CN 102564562 A CN102564562 A CN 102564562A CN 2011104080092 A CN2011104080092 A CN 2011104080092A CN 201110408009 A CN201110408009 A CN 201110408009A CN 102564562 A CN102564562 A CN 102564562A
Authority
CN
China
Prior art keywords
base
testing machine
vibration testing
workpiece
frock
Prior art date
Application number
CN2011104080092A
Other languages
Chinese (zh)
Inventor
沈皓然
Original Assignee
苏州工业园区高登威科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 苏州工业园区高登威科技有限公司 filed Critical 苏州工业园区高登威科技有限公司
Priority to CN2011104080092A priority Critical patent/CN102564562A/en
Publication of CN102564562A publication Critical patent/CN102564562A/en

Links

Abstract

The invention provides a vibration test machine for testing a workpiece. The workpiece comprises a sliding block and a sliding plate; the vibration test machine comprises a tool for fixing the sliding plate, a third base part for fixing the tool, a first pressure-applying device for applying pressure to the workpiece, a driving device for driving the sliding block to slide, a second pressure-applying device for applying specific pressure to the sliding block and an acceleration sensor arranged below the workpiece. The acceleration sensor is used for testing the accelerations of the workpiece at different angles, thus testing the data of the workpiece in different vibration conditions, and improving accuracy and precision of the test.

Description

Vibration testing machine

Technical field

The present invention relates to the plant equipment field, relate in particular to a kind of vibration testing machine.

Background technology

Along with the fast development of Chinese automobile industry, the auto parts machinery industry of China has incorporated the international market, and increasing transregional company manufactures the center to China as a global auto parts machinery.And the technology content of domestic automobile chair slide rail, product quality are very different, have restricted the development in market to a certain extent.

Automobile chair is one of major function of automobile chair with slide rail, because the fast development of automobile chair in recent years is also increasingly high to the requirement of automobile chair functor.The stability of how to test its function has been an extremely urgent problem.

The stability of vibration testing machine test seat slide in sliding process; Existing slide rail vibration testing machine, its location is inaccurate, can't guarantee the degree of fitting tightly of slide rail workpiece and frock; The basis of calculation is also indeterminate; Can't specifically test its vibration detailed data, test function is incomplete yet simultaneously, can only test the vibration on the single direction.

In view of this, be necessary existing vibration testing machine is improved, to address the above problem.

Summary of the invention

The object of the present invention is to provide a kind of vibration testing machine, apply to test slide rail, it can accurately test the vibration situation of slide rail; And method is simple; And can test its vibration situation at the heeling condition glidepath, and promoted the slide rail test accuracy greatly, guaranteed the quality of slide rail.

For realizing the foregoing invention purpose; A kind of vibration testing machine of the present invention; Be used for workpiece is tested; Said workpiece comprises slide block and slide plate, first device for exerting that said vibration testing machine comprises the 3rd base portion of the frock of fixing said slide plate, fixing said frock, exert pressure to said workpiece, drives drive unit that said slide block slides and said slide block is applied second device for exerting of specified pressure, and said vibration testing machine also comprises the acceleration transducer that is arranged at said workpiece below.

As further improvement of the present invention, said acceleration transducer is tested interior acceleration of said slide block slip one-period.

As further improvement of the present invention, said one-period is the time that slide block slidably reciprocated and got back to the original position.

As further improvement of the present invention, said first device for exerting is exerted pressure to slide plate.

As further improvement of the present invention, said first device for exerting applies the power on the vertical direction.

As further improvement of the present invention, said the 3rd base portion below is provided with steering component.

As further improvement of the present invention, said steering component drives the 3rd base portion, drives frock simultaneously.

As further improvement of the present invention, the angle that said frock tilts is specific.

As further improvement of the present invention, the angle ranging from+4.5 ° ,-4.5 ° and 0 °.

As further improvement of the present invention, the 980N of said specified pressure.

Compared with prior art, the invention has the beneficial effects as follows: through the acceleration of acceleration transducer test piece under different angles, thereby the data of test piece under difference vibration situation have improved accuracy of test and degree of accuracy.

Description of drawings

Fig. 1 is the general illustration of vibration testing machine of the present invention;

Fig. 2 is the workpiece of vibration testing machine of the present invention and the synoptic diagram of frock;

Fig. 3 is the synoptic diagram of first support portion of vibration testing machine of the present invention;

Fig. 4 is the synoptic diagram on the other direction of first support portion of vibration testing machine of the present invention;

Fig. 5 is the synoptic diagram of second support portion of vibration testing machine of the present invention;

Fig. 6 is the synoptic diagram on the other direction of second support portion of vibration testing machine of the present invention;

Fig. 7 is the synoptic diagram of the base portion of vibration testing machine of the present invention;

Fig. 8 is first base portion of vibration testing machine of the present invention and the synoptic diagram of second base portion;

Fig. 9 is the synoptic diagram of the steering component of vibration testing machine of the present invention;

Figure 10 is the synoptic diagram of the fixed head of vibration testing machine of the present invention;

Figure 11 is the synoptic diagram of the fixed head of vibration testing machine of the present invention;

Figure 12 is the synoptic diagram of the supporter of vibration testing machine of the present invention;

Figure 13 is the synoptic diagram of first device for exerting of vibration testing machine of the present invention;

Figure 14 is the synoptic diagram of the following pressure arm of vibration testing machine of the present invention;

Figure 15 is the synoptic diagram of second device for exerting of vibration testing machine of the present invention;

Figure 16 is the synoptic diagram of the pressing piece of vibration testing machine of the present invention;

Figure 17 is the synoptic diagram of the compression arm of vibration testing machine of the present invention;

Figure 18 is the synoptic diagram of the guiding walls of vibration testing machine of the present invention;

Figure 19 is the synoptic diagram of the traction piece of vibration testing machine of the present invention;

Figure 20 is the synoptic diagram of the copper sheet of vibration testing machine of the present invention.

Embodiment

Below will combine each embodiment shown in the drawings to describe the present invention.But these embodiments do not limit the present invention, and the conversion on the structure that those of ordinary skill in the art makes according to these embodiments, method or the function all is included in protection scope of the present invention.

Like Fig. 1-shown in Figure 20; A kind of vibration testing machine 100; The vibration situation that is used for test piece 2, said vibration testing machine 100 comprise the frock 3 that is used for support workpiece 2, the base portion 4 that is connected with said frock 3, said workpiece 2 are played first device for exerting 5 and second device for exerting 6 of the effect of pushing, the acceleration transducer 7 and the drive unit 8 of test piece 2.

As depicted in figs. 1 and 2; Said workpiece 2 comprises the slide plate 21 and the slide block 22 that is arranged in the said slide plate 21 of U type; Driving said slide block 22 by drive unit 8 slidably reciprocates within slide plate 21; The side that said slide plate 21 is connected with frock 3 is provided with first auxiliary section 211 and second auxiliary section 212, is used for and said frock 3 matching and fixing.Said slide block 22 slidably reciprocates on slide plate 21 and gets back to original position is one-period.The centre position of said slide plate 21 belows is provided with acceleration transducer 7; Acceleration on all directions of said acceleration transducer 7 test piece 2 in one-period; With the numerical curve of the acceleration of workpiece 2 in the drafting cycle, whether qualified to recently confirming this workpiece 2 with standard value.Said workpiece 2 is parts to be tested, and other different shape styles can be arranged, and is not limited to workpiece shown in Figure 2.

As shown in Figure 2; Said frock 3 comprise one be provided with rectangular aperture rectangular base 31, be arranged at first support portion 32 and second support portion 33 on the said base 31 and be arranged at said base two ends lift hand 34, said first support portion 32, second support portion 33 and lift the same side that hand 34 is arranged at said base 31.Said first support portion 32 is like Fig. 3 and shown in Figure 4; First support portion 32 is a rectangular parallelepiped; Contact the groove 321 that an end is provided with perforation with said workpiece 2, in order to engage said first auxiliary section 211, an end that contacts with said base 31 is provided with some first depressed parts 322; Cooperate with hole on the said base 31 through said first depressed part 322, said first support portion 32 is fixed together with base 31 with screw.Said second support portion 33 is like Fig. 5 and shown in Figure 6; Said second support portion 33 roughly is rectangular parallelepiped; The one side that contacts with said workpiece 2 is provided with a boss 331 and the platform 332 that links to each other with said boss 331; Said platform 332 belows are provided with first through hole 333, and said workpiece 2 is positioned on the said boss 331 and does not contact platform 332, said second auxiliary section 212 and said first through hole, 333 matching and fixing.The end that said second support portion 33 contacts with base 31 is provided with some second depressed parts 334, cooperates with hole on the said base 31 through said second depressed part 334, with screw said second support portion 33 is fixed together with base 31.Said first support portion 32 and second support portion 33 are fixed on the said base through screw; Both firm, can replace again, simultaneously; Base is provided with different holes; Can match first depressed part 322, second depressed part 334 and the hole according to different needs, make the support portion 32 of winning be arranged at different positions, thereby reach the purpose of adaptive different workpiece with second support portion 33.The structure of said base 31, first support portion 32 and second support portion 33, simple in structure stable again.The said two ends that hand 34 is symmetricly set in said base 31, the said frock 3 of convenient carrying of lifting.The said hand 34 that lifts comprises two columns 341 that are fixedly connected with said base 31 and the connecting portion 342 that is connected two columns 341.The coupling part of said column 341 and said connecting portion 342 is curved, said connecting portion 342 be the U type and outside base 31 tilt, avoid and the contacting of workpiece 2, make things convenient for people's grasped.Simultaneously, said each part that lifts hand 34 all is a cylindrical shape, more helps contacting with staff, increases contact area, makes people easilyer must mention frock 3.Wherein, said base 31 rectangles are provided with spacing hole 311 for one jiao, and another angle of diagonal is provided with said spacing hole 311 equally; Be two altogether; 311 1 of said two spacing holes are that one on rhombus is circle, and the position of said circular spacing hole and rhombus spacing hole can not be exchanged, and said spacing hole 311 is nested with base portion 4 corresponding matching; Prevent moving on said frock 3 horizontal directions; The mistake proofing effect is arranged simultaneously, avoid frock 3 and the installation error of base portion 4 in exchanging process for, reduced the time of test indirectly.

Like Fig. 7 and shown in Figure 8, said base portion 4 comprises and is positioned at the first fixing base portion 41 of the bottom and board (indicating), is arranged at second base portion 42 on said first base portion 41, is arranged at the 3rd base portion 43 on said second base portion 42.Said first base portion 41, second base portion 42 and the 3rd base portion 43 all are that rectangle, centre have the area size of rectangular aperture and said first base portion 41, second base portion 42 and the 3rd base portion 43 also to reduce gradually.Said first base portion 41 is provided with plurality of holes, and said first base portion 41 is fixed on the board through screw and hole.Said second base portion 42 also is provided with plurality of holes, cooperates with hole on first base portion 41, makes said second base portion 42 be fixed in said first base portion 41 through screw again.Said second base portion 42 comprises some support members 421 of being fixed on said second base portion 42, be fixed in steering component 422, adjustment cylinder 423 and the retaining element 424 of said second base portion 42 central authorities.The number of said support member 421 is four, is arranged side by side in twos in said second base portion 42 two ends, plays the effect of support the 3rd base portion.Said support member 421 comprises and is connected fixing fixed part 4211 and the rubber parts 4212 that plays buffer action with second base portion 42.Said rubber parts 4212 the 3rd base portion 43 that directly deducts plays buffer action to the 3rd base portion 43 on the one hand, plays the shock-absorbing effect on the other hand again, prevents the influence of the vibration of board to test result.

Said steering component 422 is as shown in Figure 9, said steering component 422 comprise one be fixed in said second base portion 42 pedestal 4221, with fixing retaining piece 4222 of the 3rd base portion 43 and the rotating shaft 4223 that is connected said pedestal 4221 and retaining piece 4222.Said pedestal 4221 is the U type, comprises a biside plate (not indicating) and a base plate (not indicating), and base plate is provided with hole, is fixed on second base portion 42 through screw, and side plate is provided with two corresponding second through hole 4224.Said retaining piece 4222 is the T type, and the middle part is provided with third through-hole 4225, and said retaining piece 4222 tops are provided with hole, are fixed on the 3rd base portion 43 through screw.Said rotating shaft 4223 runs through two second through holes 4224 and third through-hole 4225, because pedestal 4221 is fixing, retaining piece 4222 and the 3rd base portion 43 are fixing, and the 3rd base portion 43 can be that rotate at the center with rotating shaft 4223.

As shown in Figure 8, said adjustment cylinder 423 is fixed on the board, and is arranged among the opening of said first base portion 41 and 42 perforations of second base portion, and the 3rd base portion 43 of directly conflicting.Through the effect of said adjustment cylinder 423, make the 3rd base portion 43 can be horizontal 0 ° ,+4.5 ° and-4.5 ° of three positions.Certainly, can be adjusted into other angles through setting.Said adjustment cylinder 423 is well known to those skilled in the art, and does not do at this and gives unnecessary details.

Like Fig. 7 and shown in Figure 8, said retaining element 424 comprises fixed cylinder 4244, by the fixed head 4241 of said fixed cylinder 4244 controls, be arranged at the fixture 4242 of the 3rd base portion 43, the fixed head 4243 that links to each other with fixture 4242.Said fixed cylinder 4244 is arranged on said second base portion 42.

Shown in figure 10, fixed head 4241 is a bullet shape, comprises the 4241-1 of cylindrical body portion, the guidance part 4241-2 that is connected with said body 4241-1 and the connecting portion 4241-3 that connects the body 4241-1 other end.Said guidance part 4241-2 is the cambered surface taper, can play guide function.Said body 4241-1 is provided with location division 4241-11, when said fixed head 4241 with fixed cylinder 4244 fixedly the time, said location division 4241-11 plays positioning action.Said connecting portion 4241-3 is cylindrical, and it is inner to insert fixed cylinder, and said connecting portion 4241-3 is provided with fourth hole 4241-31, and said fixed head 4241 is fixing through fourth hole 4241-31 and fixed cylinder 4244.

Like Fig. 7 and shown in Figure 11, fixed head 4243 is fixing by fixture 4242, is synchronized with the movement with the 3rd base portion 43.Said fixed head 4243 is provided with the fifth hole 4243-1 of three oblique arrangement, also is provided with some the 3rd depressed part 4243-2 in fixed head 4,243 one sides, and is fixing through structure and the said fixture 4242 of screw and the 3rd depressed part 4243-2.Said three fifth hole 4243-1, are and tilt to arrange from a side that is provided with the 3rd depressed part 4243-2 with the distance of gradual change.Be provided with the guiding face 4243-11 to lopsidedness in the through hole of said fifth hole 4243-1, said guiding face 4243-11 and guidance part 4241-2 cooperatively interact, and make fixed head 4241 can import fifth hole 4243-1 inside swimmingly.

Like Fig. 7 and shown in Figure 8, said steering component 422, adjustment cylinder 423 and retaining element 424 have constituted an angular adjustment apparatus jointly.Said angular adjustment apparatus carries out the adjustment of special angle to the 3rd base portion 43.The 3rd base portion 43 under 424 pairs of special angles of said retaining element is fixed.When the 3rd base portion 43 is horizontal 0 °; The retaining piece 4222 of steering component 422 also is horizontal; That adjusts that cylinder 423 receives this moment is designated as 0 °; In fixed cylinder 4244 through hole in centre, keep the horizontal fixed of the 3rd base portion 43 with this with the fifth hole 4243-1 of fixed head 4241 insertion fixed heads 4243.When being designated as of receiving of adjustment cylinder 423+4.5 °; Adjustment cylinder 423 makes the 3rd base portion 43 be inclined upwardly with the end that adjustment cylinder 423 contacts through effect; The retaining piece 4222 that drives steering component 422 also tilts, and the fixed cylinder 4244 of retaining element 424 operates and makes fixed head 4241 come out and import the nethermost through hole of fifth hole 4243-1 from original through hole.When the adjustment cylinder 423 receive be designated as-4.5 ° the time; Adjustment cylinder 423 makes the 3rd base portion 43 downward-sloping with the end that adjustment cylinder 423 contacts through effect; The retaining piece 4222 that drives steering component 422 also tilts, and the fixed cylinder 4244 of retaining element 424 operates and makes fixed head 4241 come out and import the uppermost through hole of fifth hole 4243-1 from an original through hole.So, through the effect of adjustment cylinder 423, retaining element 424 and steering component 422, the 3rd base portion 43 can according to test need carry out 0 ° of horizontal direction ,+adjustment on 4.5 ° of directions and-4.5 ° of directions.So, increased the state of test, can test the performance of slide rail better.Certainly, in other embodiments, can be as required adjust the angle that tilts, can be other angles arbitrarily, can reach this purpose as long as adjustment cylinder 424 just adjusted.

As shown in Figure 7, the opening of the 3rd base portion 43 central authorities is less than the opening of second base portion, 42 central authorities, makes can conflict the 3rd base portion 43 and to its effect of adjustment cylinder 423.Said the 3rd base portion 43 also is provided with two base stations 431 side by side, and said two base stations 431 link together through web joint 432, support frock 3 on the said web joint 432.Said web joint 432 separates setting with frock 3, has constituted quick replacement device jointly, makes different frocks freely to exchange for.Said web joint 432 central authorities are provided with an opening, and an acceleration transducer 7 stretches out through the opening of web joint 432 and the opening of frock 3.The acceleration information of the said acceleration transducer 7 said slide blocks 22 of test under different angles.Web joint 432 opening both sides also are provided with in some the 6th through hole 4321, the six through holes 4321 and are provided with pressure transducer, and said the 6th through hole 4321 has constituted first error prevention device jointly with pressure transducer.Because frock bottom correspondence position all is provided with a thimble (not indicating), its thimble position of different frocks is also different, the fifth hole that different frock thimbles is corresponding different; So; During test piece 2, when the pressure transducer of setting receives pressure, explain that then frock correctly installs; Avoid the mistake property of installing, saved the time.In the present embodiment, the number of said the 6th through hole 4321 is 4, and the number of its corresponding pressure transducer is 3, is arranged in the 6th through hole 4321 according to test request, and 4 pressure transducers can certainly be set.Web joint 432 is provided with two register pins 4322; Corresponding to the spacing hole on the frock 3 311, register pin 4322 is circle and two different shapes of rhombus for xsect, when spacing hole 311 is circle; The xsect of its corresponding register pin 4322 also is circular; When spacing hole 311 was rhombus, the xsect of its corresponding register pin 4322 also was a rhombus, and difform spacing hole 311 can not be worked in coordination with register pin 4322.Said register pin 4322 has constituted second error prevention device jointly with said spacing hole 311.When register pin 4322 can insert in the spacing hole 311 easily, the correct position of frock 3 and the 3rd base portion 43 is described, in the time can not inserting, explain that frock 3 installations are wrong.Simultaneously, directly register pin 4322 is inserted in the spacing hole 311 of frocks 3, make frock 3 separate setting, and method is simple with base station 431, also can fixing tool 3 position in the horizontal direction, avoid slip.The frock casting die 4324 that web joint 432 also is provided with supporter 4323 and cooperates with said supporter 4323.Shown in figure 12, said supporter 4323 is the L type, one side short being fixed on the said web joint 432, Yi Bian length is provided with threaded the 7th through hole 4323-1 in.Said frock casting die 4324 is a bolt, and rotation is screwed among the 7th through hole 4323-1, along with being screwed into downwards of frock casting die 4324; The long limit of supporter 4323 and frock 3 are conflicted and are compressed, so, and the effect of two supporters 4323; Compressed frock 3, its in the vertical direction can not moved.Frock casting die 4324 makes things convenient for the adjusting and the replacement of frock 3 through the distance and the degree of tightness of bolt control frock 3 and web joint 432.

Shown in figure 13, first device for exerting 5 is by the motion of cylinder control vertical direction and horizontal direction.Said first device for exerting 5 comprises second cylinder 52 of first cylinder 51, the motion of controlling level direction of control vertical direction motion, first worktable 53 that links to each other with first cylinder 51, second worktable 54 that links to each other with second cylinder 52.Said first cylinder 51 promotes the activity of first worktable 53 and second worktable, 54 in the vertical directions, and said second cylinder 52 promotes first worktable 53 and second worktable 54 motion in the horizontal direction.Said first cylinder 51 is fixing with said first worktable 53, and said first cylinder 51 is provided with driving stem 511, and said driving stem 511 is connected with second worktable 54 through the hole on first worktable 53 to be fixed.Said first cylinder 51 drives the motion of driving stem 511 in the vertical directions, thereby drives the motion of second worktable, 54 in the vertical directions.Said first worktable 53 also comprises two the 8th through holes 531.Said second cylinder 52 is fixing with said second worktable 54.Above said second worktable 54, be provided with pressure arm 541, below said second worktable 54, be provided with two gag lever posts 542.Said gag lever post 542 corresponding insertions among the 8th through hole 531.So; When 51 drivings of first cylinder make the motion of second worktable, 54 vertical directions; Gag lever post 542 runs through the 8th through hole 531 and in the vertical direction motion, prevents second worktable 54 motion in the horizontal direction, avoids down pressure arm 541 to exert pressure accurately to workpiece 2.

Shown in figure 14, said pressure arm 541 down comprises holding parts 5411 and piece under pressure 5412.Said holding parts 5411 is provided with plurality of holes, is fixed together said pressure arm 541 down with said second worktable 54 through screw and these holes.Said piece under pressure 5412 is for colluding shape, and its end away from holding parts 5411 is provided with a dip plane 5412-1, and the another side corresponding with dip plane 5412-1 is provided with a jut 5412-2.When 5 pairs of workpiece 2 of first device for exerting are exerted pressure; Piece under pressure 5412 directly contacts with slide plate 21 and exerts pressure; Slide block 22 slides above piece under pressure 5412 simultaneously, and at this moment, dip plane 5412-1 has played guide function to the slip of slide block 22; Avoided the bump of slide block 22, prevented the influence that test result is caused because collide with following pressure arm 541.Simultaneously, said jut 5412-2 directly deducts on slide plate 21.During work; First cylinder 51 drives the vertical height that makes second worktable, 54 in the vertical directions be elevated to suitable position and be higher than workpiece 2; Second cylinder, 52 drivings, second worktable 54 moves on the workpiece 2 in the horizontal direction then, and first cylinder 51 drives once more and makes second worktable, 54 in the vertical directions reduce, and this moment, pressure arm 541 directly was pressed on the slide plate 21 down; Make slide plate 21 receive the pressure on the vertical direction, anti-limited slip block 22 is in the slip of sliding process middle slide plate 21.

Like Fig. 1 and shown in Figure 15,6 pairs of slide blocks 22 of second device for exerting apply the pressure of the special value on the vertical direction, and preferably, in the present embodiment, this power is 980N.Said second device for exerting 6 comprises two pressing pieces 61, fixing pressing piece 61 and make its installation portion that can be free to slide 62 and driving lever 63.Drive unit 8 is arranged on the installation portion 62, and when 22 motions of drive unit 8 driving sliding block, this moment is because the friction force of pressing piece 61 and slide block 22 drives pressing piece 61 with slide block 22 motions.Said pressing piece 61 comprises directly with the bar 611 of exerting pressure, the L type compression arm 612 of slide block 22 contacts, is connected the said connecting link 613 of bar 611 and compression arm 612 of exerting pressure, the traction piece 614 that is connected with compression arm 612, guide guiding walls 615 that compression arm 612 moves, get in touch the guide posts 616 of compression arm 612 and guiding walls 615 and be connected traction piece 614 and provide the press rods 617 of power straight down.

Shown in figure 16, the said bar 611 of exerting pressure comprises expansion link 6111 and the contact site 6112 that contacts with slide block 22.Said expansion link 6,111 one ends and said connecting link 613 are fixed through screw, and the other end is provided with contact site 6112, and said expansion link 6111 can be according to test needs adjustment length, convenient test different workpiece 2.Said contact site 6112 constitutes for plastic cement, and the effect of protection workpiece 2 is played in the clashing and breaking when avoiding exerting pressure bar 611 and slide block 22 Fast Installation.

Like Figure 15 and shown in Figure 16; Said connecting link 613 is a rectangular parallelepiped; Said connecting link 613 two ends all are provided with some adjusting through holes 6131; The said bar 611 of exerting pressure is fixed through screw and adjusting through hole 6131 and said connecting link 613, and said connecting link 611 can be selected adjusting through hole 6131 according to the requirement of test, to regulate two distances of exerting pressure between the bar.In addition; Said compression arm 612 is fixed through screw and adjusting through hole 6131 and said connecting link 613, like this, also can select to regulate through hole 6131 according to test request; Make the bar 611 of exerting pressure better must contact, the dislocation of avoid exerting pressure bar 611 and slide block 22 with slide block 22.The design of said connecting link 613 makes compression arm 612 separate setting with the bar 611 of exerting pressure, and customizes different pressing piece 61 more accurately according to test request.

Shown in figure 17, said compression arm 612 is the L type, and the minor face of L type and connecting link 613 are fixing, and long limit one end of L type is provided with the fabricated section 6121 of U type, and said fabricated section 6121 cooperates with traction piece 614, makes compression arm 612 to rotate.Two respective side of said fabricated section 6121 are provided with corresponding towing pad 6121-1 and mounting hole 6121-2.

As 15 and shown in Figure 180, said guiding walls 615 is arranged at said compression arm 612 both sides, and said guiding walls 615 is flat rectangular-shaped, and is fixing through screw and installation portion 62.Said guiding walls 615 is provided with L type guiding opening 6151 and buffer part 6152, said buffer part 6152 with guide opening 6151 and be connected and the long limit of said guiding opening 6151 and the two ends of minor face are set.Said buffer part 6152 is an arc.Guide posts 616 runs through corresponding two guiding openings 6151 and two towing pad 6121-1, makes that compression arm 612 is that rotate in the axle center with guide posts 616.Simultaneously, guide posts 616 can only be slided in guiding opening 6151, promptly vertically and on the vergence direction.6152 pairs of guide posts 616 of buffer part have played buffer action, make that slip can be more smooth and easy.

Like Figure 15 and shown in Figure 19, said traction piece 614 is the T type, comprises the extended joint portion of main part 6141, autonomous body 6142, is arranged at the 9th through hole 6143 on the said joint portion 6142 and the coupling shaft that runs through the 9th through hole 6143.Compression arm 612 and traction piece 614 are that rotate at the center with the coupling shaft.Said main part 6141 is fixedly connected with press rods 617.Said coupling shaft runs through the 9th through hole 6143 and two mounting hole 6121-2.Simultaneously, between the 9th through hole 6143 and two mounting hole 6121-2, be provided with copper sheet 6144, shown in figure 20; Said copper sheet 6144 is circular thin slice; Be provided with grey spots above, the friction force that makes traction piece 614 and compression arm 612 wait when rotated reduces, and rotate effect is better.The part that said main part 6141 is connected with joint portion 6142 is provided with joint face 6145, and said joint face 6145 is an arc, has avoided fabricated section 6121 and the clashing and breaking of traction piece 614 in installation process.

Shown in figure 15, driving lever 63 is arranged between said two pressing pieces 61, is used for said second device for exerting 6 is carried out manual fine-tuning.Said driving lever 63 tops are ball-type, and body is cylindrical, and the comfortableness that staff touches is convenient in this design.When needs are exerted pressure to workpiece 2, stir driving lever 63 with hand gently, drive compression arm 612 and tilt to mention; And traction piece 614 also together is raised owing to being connected through coupling shaft with compression arm 612; Said traction piece 614 is mentioned direction for vertical, and guide posts 616 is also upwards slided along with guiding opening 6151, receives press rods 617 power straight down at this moment; Through the moment conversion, the power that is delivered to driving lever 63 has reduced.When guide posts 616 arrives buffer part 6152; Compression arm 612 stops upwards, and hand stops to stir driving lever 63, owing to receive power straight down; It is downward to drive pressing piece 61; Simultaneously guide posts 616 also along guiding opening 6151 to lower slider, the bar 611 of exerting pressure is conflicted on the workpiece 2, and workpiece 2 is exerted pressure.

Be to be understood that; Though this instructions is described according to embodiment; But be not that each embodiment only comprises an independently technical scheme, this narrating mode of instructions only is for clarity sake, and those skilled in the art should make instructions as a whole; Technical scheme among each embodiment also can form other embodiments that it will be appreciated by those skilled in the art that through appropriate combination.

The listed a series of detailed description of preceding text only is specifying to feasibility embodiment of the present invention; They are not in order to restriction protection scope of the present invention, allly do not break away from equivalent embodiment or the change that skill of the present invention spirit done and all should be included within protection scope of the present invention.

Claims (10)

1. vibration testing machine; Be used for workpiece is tested; Said workpiece comprises slide block and slide plate; First device for exerting that said vibration testing machine comprises the 3rd base portion of the frock of fixing said slide plate, fixing said frock, exert pressure to said workpiece, drive drive unit that said slide block slides and said slide block is applied second device for exerting of specified pressure, it is characterized in that said vibration testing machine also comprises the acceleration transducer that is arranged at said workpiece below.
2. vibration testing machine according to claim 1 is characterized in that, said acceleration transducer is tested interior acceleration of said slide block slip one-period.
3. vibration testing machine according to claim 2 is characterized in that, said one-period is the time that slide block slidably reciprocated and got back to the original position.
4. vibration testing machine according to claim 1 is characterized in that, said first device for exerting is exerted pressure to slide plate.
5. vibration testing machine according to claim 4 is characterized in that, said first device for exerting applies the power on the vertical direction.
6. vibration testing machine according to claim 1 is characterized in that, said the 3rd base portion below is provided with steering component.
7. vibration testing machine according to claim 6 is characterized in that, said steering component drives the 3rd base portion, drives frock simultaneously.
8. vibration testing machine according to claim 7 is characterized in that, the angle that said frock tilts is specific.
9. vibration testing machine according to claim 8 is characterized in that, the angle ranging from+4.5 ° ,-4.5 ° and 0 °.
10. vibration testing machine according to claim 1 is characterized in that, the 980N of said specified pressure.
CN2011104080092A 2011-12-09 2011-12-09 Vibration test machine CN102564562A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011104080092A CN102564562A (en) 2011-12-09 2011-12-09 Vibration test machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011104080092A CN102564562A (en) 2011-12-09 2011-12-09 Vibration test machine

Publications (1)

Publication Number Publication Date
CN102564562A true CN102564562A (en) 2012-07-11

Family

ID=46410591

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011104080092A CN102564562A (en) 2011-12-09 2011-12-09 Vibration test machine

Country Status (1)

Country Link
CN (1) CN102564562A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104819768A (en) * 2015-04-29 2015-08-05 青岛歌尔声学科技有限公司 Method for detecting product vibration intensity according to acoustical principle and device thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201408108Y (en) * 2009-05-26 2010-02-17 李昆达 Platform assembly
TW201011182A (en) * 2008-09-05 2010-03-16 Univ Nat Formosa Parallelism measurement device for movements on linear slide-rail
CN102183363A (en) * 2010-12-30 2011-09-14 南京理工大学 Dynamic characteristic parameter test device and method of sliding guide rail junction surface

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201011182A (en) * 2008-09-05 2010-03-16 Univ Nat Formosa Parallelism measurement device for movements on linear slide-rail
CN201408108Y (en) * 2009-05-26 2010-02-17 李昆达 Platform assembly
CN102183363A (en) * 2010-12-30 2011-09-14 南京理工大学 Dynamic characteristic parameter test device and method of sliding guide rail junction surface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104819768A (en) * 2015-04-29 2015-08-05 青岛歌尔声学科技有限公司 Method for detecting product vibration intensity according to acoustical principle and device thereof

Similar Documents

Publication Publication Date Title
CN104889708B (en) Condenser elastic step nut fitting machine
CN103170859B (en) Thin-wall large part flexible fixture
CN203719627U (en) Full-automatic large-plane three-dimensional image measuring instrument
CN202737650U (en) Motor fixing device
CN104438570A (en) Punching machine
CN201188745Y (en) Apparatus for trimming pin
CN103316981B (en) Two-sided multi-point incremental forming device
JP5447994B2 (en) Holder joint, scribing head and scribing device
CN100396430C (en) Installation method of linear guide rail and installation structure thereof
CN101335051B (en) Display apparatus
CN104089834A (en) Steel ball impact tester
CN103962418A (en) Shaping device
US20140016886A1 (en) Split type aerostatic bearing
CN202572363U (en) Heavy-duty semi-automatic accurate fine adjustment height adjusting mechanism
CN202861724U (en) Automatic punching machine for steel belt
CN103878227B (en) Die site decompressor
CN202701721U (en) Device for mounting clamping spring on actuator
CN202502013U (en) Integrated fixture for concrete splitting tensile strength test
CN202501970U (en) Multi-direction adjustable micro fall test machine
CN201233483Y (en) Tool for adhering LCD and light conducting board
CN204248338U (en) A kind of adjustable pair of gantry frame detent mechanism
CN203695797U (en) Drawing die blank positioning device and drawing die
CN104759796B (en) Three station mechanical hands of condenser elastic step nut fitting machine
CN102699888A (en) Lifting type work table
US4845333A (en) Welding method and apparatus

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20120711