CN203241229U - Car trunk cover torsion bar spring fatigue test device - Google Patents
Car trunk cover torsion bar spring fatigue test device Download PDFInfo
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- CN203241229U CN203241229U CN 201320263199 CN201320263199U CN203241229U CN 203241229 U CN203241229 U CN 203241229U CN 201320263199 CN201320263199 CN 201320263199 CN 201320263199 U CN201320263199 U CN 201320263199U CN 203241229 U CN203241229 U CN 203241229U
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- car
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Abstract
A car trunk cover torsion bar spring fatigue test device comprises a frame, two installation base assemblies, and a drawing assembly. The two installation base assemblies are installed on two sides of the frame in the widthwise direction respectively, a hinge plate matching a torsion bar spring is installed on each installation base assembly, and a lug fixedly connected to a car trunk cover is hinged onto each installation base assembly. The drawing assembly comprises a base plate, an inclined drawing beam with the bottom installed on the base plate, and a drawing rope. The top end and the bottom end of the inclined drawing beam are each in pin joint with a synchronous pulley. A synchronous belt winds around and synchronously connects the two synchronous pulleys. A motor is also installed on the inclined drawing beam for driving one of the synchronous pulleys to rotate. A connecting base is fastened on the synchronous belt. One end of the drawing rope is connected to the connecting base, and the other end to a buckle on the car trunk cover. The fatigue test device provided by the utility model can provide accurate data support for determination and verification of the torsion bar spring performance, and applies to fatigue test on various types of torsion bar springs.
Description
Technical field
The utility model relates to a kind of boot of car lid torsion-bar spring Performance Detection, check and correction equipment, especially a kind of fatigue experimental device of boot of car lid torsion-bar spring.
Background technology
The torsion-bar spring of boot of car lid is the critical component that guarantees that the boot of car lid can overturn according to the running orbit of design, it is installed between boot of car and the boot lid, be used for when upset, providing elastic stress to the boot lid, the boot lid can be overturn or fasten as required.
Present stage, torsion-bar spring is namely delivered to the assembling that the car load assembly line carries out car load after machining according to designing requirement, that is to say, existing Automotive producer is only detected physical dimension before assembling, the performance of torsion-bar spring is not done comprehensive detection; Owing in process, there being various uncertain factors, the actual performance of torsion-bar spring be there are differences with design performance usually, also just cause boot to cover installation after, can not according to designing requirement work, affect the performance of car.
Along with people's improving constantly the vehicle performance requirement, the manufacturer of some torsion-bar spring and car load manufacturer begin to utilize the mode of torture test to detect the performance of torsion-bar spring, it normally places torsion-bar spring under the environment identical with the car load matching requirements, constantly the upset boot lid equipped with torsion-bar spring.
Shown in Fig. 1,2, torsion-bar spring 100 is installed on the flap 101, then connects boot lid 103 by journal stirrup 102, and the normal opening procedure of boot lid 103 is that boot lid 103 is from A
0Closed condition is through the free section of upspringing A
1, A between equilibrium area
2, until complete opening B, wherein, at the free section of upspringing A
1Process in, torsion-bar spring 100 provides the elastic stress that journal stirrup 102 is upwards rotated, A between equilibrium area
2Any one position, boot lid 103 all is equilibrium states, namely the elastic stress that provides of torsion-bar spring 100 equates with the gravity of boot lid 103 and journal stirrup 102, makes boot cover 103 and can be still in A between equilibrium area
2Any one position, turn to A between equilibrium area at boot lid 103
2Maximum angle position, top the time, torsion-bar spring 100 provides one to make journal stirrup 102 continue the elastic stress that upwards rotates, until boot lid 103 rests on complete opening B.When boot lid 103 is closed, press down external force F
0Boot lid 103 is fastened be closed condition A
0More than be 103 actions of finishing of normal boot lid, it can finish above action normally provides corresponding elastic stress to realize based on torsion-bar spring 100 at corresponding state fully.Therefore, with reference to the above actual process of using, judge the performance of torsion-bar spring 100.
In the existing fatigue experimental device, its purpose all is by the above-mentioned action of simulation repeatedly, gathers corresponding data, in order to checking the performance of torsion-bar spring, and proofreaies and correct torsion-bar spring, the requirement that can satisfy the car load assembling and use according to test figure.Yet, in the existing torture test process, all the performance of torsion-bar spring can not be made accurately and detecting, its reason mainly is the working environment that can not simulate really torsion-bar spring.
The utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of fatigue experimental device of boot of car lid torsion-bar spring, and it can simulate the working environment of torsion-bar spring comparatively really, improves the accuracy of torsion-bar spring torture test.
For achieving the above object, the utility model adopts following technical scheme:
The fatigue experimental device of boot of car lid torsion-bar spring comprises,
Frame;
Two mounting bracket assemblies, its two be installed in respectively the both sides of frame Width, the flap equipped with torsion-bar spring is installed on the mounting bracket assembly, and the journal stirrup that is fixedly connected with the boot of car lid is hinged on the mounting bracket assembly;
Lift assembly, it comprises that base plate, bottom are installed in and lifts cant beam, rope on the base plate, lift cant beam top ends and bottom and be articulated with respectively a synchronous belt wheel, be arranged with Timing Belt of the two synchronous connection with it on two synchronous pulleys, lift and also be equipped with one on the cant beam for the motor that drives one of them synchronous pulley rotation, be fixed with a connecting seat on the Timing Belt, an end of this rope is connected in Connection Block, and the other end is connected in the pulling buckle that boot of car covers.
Swivel base is installed on the base plate, and the bottom that lifts cant beam is rotatably connected on the swivel base; Lift assembly and also include an angle fixed mechanism, this angle fixed mechanism comprises that one is articulated in web joint and the locking knob on the swivel base, offer a deep-slotted chip breaker on the web joint, the link rod part of locking knob inboard is connected in the deep-slotted chip breaker and the medial extremity of this link rod part is used for the bottom that the top pressure lifts cant beam.
Being equipped with one on the base plate can be along the slide block of floor length direction activity, and swivel base is fixedly mounted on the slide block; Be articulated with the bearing of trend adjusting screw mandrel consistent with its length direction on the base plate, regulate the feed screw nut that is socketed with of mating on the screw mandrel, slide block is fixed on this feed screw nut, and an end of regulating screw mandrel is equipped with a handwheel.
Lift the go-cart that assembly also includes a foot wheel, base plate is fixedly mounted on the vehicle frame of this go-cart; The front end of go-cart also be provided with one be used for frame on the fastener that fastens of register pin.
Also be connected with a buffer spring between the pulling buckle that rope and boot of car cover.
Lift on the cant beam and cross-under has one for the adjusting screw(rod) of adjusting the wheelbase between two synchronous pulleys.
Be provided with the line slideway that extends along its Width on the frame, what two mounting bracket assemblies all slided is installed on the line slideway, the side of line slideway is provided with the tooth bar that extends along the frame Width, the bottom of mounting bracket assembly is articulated with and the tooth bar meshed gears, is fixedly connected with regulating wheel on the gear.
Mounting bracket assembly comprises being installed in the supporting seat on the line slideway and supplying the hinged back-up block of journal stirrup of bottom slip, be installed with the guide pole that extends along short transverse on the supporting seat, being socketed on the guide pole of back-up block activity, be articulated with the bearing of trend adjusting screw(rod) consistent with short transverse on the supporting seat, adjusting screw(rod) is bolted on the back-up block, is fixedly connected with the adjusting runner on the adjusting screw(rod).
This fatigue experimental device also comprises angle measuring mechanism, and this angle measuring mechanism comprises angular transducer and swing connecting bar, and the stator of angular transducer is fixed on the back-up block, and the pivot center of its mandrel overlaps with the pivot center of journal stirrup with respect to back-up block; The upper end of swing connecting bar connects synchronously with the mandrel of angular transducer, and the lower end connects with journal stirrup.
Angle measuring mechanism also comprises a connection piece, the clamping part that this web member comprises a link rod part and is fixed in link rod part one end, the axis of link rod part is parallel with the pivot center of angular transducer mandrel and mutually stagger, and the link rod part cross-under is in the bottom of swing connecting bar, and clamping part then is clamped on the journal stirrup.
The one pair latch mechanism that is used for when boot covers the boot cover lock being lived also is installed on the frame, this pair latch mechanism comprises the coil holder of establishing solenoid, movable cross-under is on the frame and the iron core of rearward end cross-under in coil holder, be socketed on the iron core and be limited at frame and the iron core front end between back-moving spring, the backguy lock, the tapered end of this backguy lock be fixed on that boot of car covers and frame on snap close corresponding, the backguy of backguy lock is connected to the rearward end of iron core, one photoelectric sensor for detection of the Connection Block position is installed lifting cant beam, this photoelectric sensor is used for the Connection Block position signalling that receives is sent to a controller, and controller is according to the break-make of these signal controlling solenoid feed circuit.
The beneficial effects of the utility model are:
Utilize fatigue experimental device of the present utility model, can make accurately the performance of torsion-bar spring and judging and verification, for torsion-bar spring performance judgment and verification provide accurately data basis; For the boot lid provides comparatively real closing lid or the external force of uncapping, simulate comparatively really the environment of the actual use of torsion-bar spring, further promoted the accuracy of torsion-bar spring torture test; And owing to can adjust setting height(from bottom) and the span of journal stirrup, flap, make fatigue experimental device can be applicable to the torture test of different model torsion-bar spring.
Description of drawings
Fig. 1 is existing torsion-bar spring scheme of installation;
Fig. 2 is the view in the use procedure of existing boot of car lid;
Fig. 3 is the structural representation of the utility model fatigue experimental device;
Fig. 4 is the structural representation that lifts assembly among Fig. 1;
Fig. 5 is the cut-open view that lifts assembly among Fig. 3;
Fig. 6 is A-A cut-open view among Fig. 4;
Fig. 7 is the use view of the utility model fatigue experimental device;
Fig. 8 is the cut-open view of mounting bracket assembly among Fig. 1;
Fig. 9 is the zoomed-in view at B place among Fig. 1;
Figure 10 is the structural representation of the utility model angle measuring mechanism;
Figure 11 is the structural representation that the utility model is paid latch mechanism;
Wherein: 200, frame; 201, line slideway; 202, tooth bar; 210, guide pin bushing; 211, back-moving spring; 212, iron core; 213, coil holder; 214, backguy; 215, tapered end; 216, snap close; 217, inductor; 300, lift assembly; 320, base plate; 321, slide block; 322, regulate screw mandrel; 323, handwheel; 324, feed screw nut; 325, guide pole; 326, swivel base; 330, lift cant beam; 331, connection seat; 332, Connection Block; 333, motor; 334, driving pulley; 335, driven pulley; 336, Timing Belt; 337, adjusting screw(rod); 340, web joint; 341, deep-slotted chip breaker; 342, locking knob; 350, rope; 351, buffer spring; 360, go-cart; 361, fastener; 400, mounting bracket assembly; 421, supporting seat; 4211, sliding seat; 4212, guide rod; 4213, adjusting screw(rod); 4214, regulate runner; 4215, nut; 422, back-up block; 423, Connection Block; 424, web joint; 425, regulating wheel; 426, regulating wheel; 430, angular transducer; 431, mandrel; 440, coupling shaft; 441, bearing; 450, swing connecting bar; 460, web member; 461, link rod part; 462, clamping part; 500, boot lid; 501, pulling buckle; 502, journal stirrup; 503, flap.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the utility model is described further:
As shown in Figure 2, fatigue experimental device for a kind of boot of car lid of the utility model torsion-bar spring, it comprises frame 200, two mounting bracket assemblies 400 and lift assembly 300, wherein, two mounting bracket assemblies 400 are installed in respectively the both sides of frame 200 Widths, the flap 503 equipped with torsion-bar spring is installed on the mounting bracket assembly 400, simultaneously, be hinged on the mounting bracket assembly 400 with boot of car lid 500 journal stirrups that are fixedly connected with 502, mounting bracket assembly 400 is equivalent to the boot of car, it is used for rotating thereon for journal stirrup 502, rollover states when boot lid 500 can Reality simulation be used, lift 300 of assemblies and be used for boot lid 500 external force that apply closing lid or uncap, staff covers 500 externally applied forces to boot when simulating boot lid 500 true use state.
Referring to Fig. 3, Fig. 4, Fig. 5, Fig. 6, above-mentioned lift assembly 300 comprise draw together base plate 320, lift cant beam 330, rope 350; Base plate 320 tops are fixed with a swivel base 326, lift cant beam 330 bottoms and be fixed with a connection seat 331, connection seat 331 is articulated on the swivel base 326, thereby the bottom that will lift cant beam 330 is articulated on the swivel base 326, the top ends that lifts cant beam 330 is articulated with a driving pulley 334, its bottom is articulated with a driven pulley 335, the outside of driving pulley 334 and driven pulley 335 is arranged with Timing Belt 336 of the two synchronous connection with it, this Timing Belt 336 extends along the length direction that lifts cant beam 330, the top ends that lifts cant beam 330 is equipped with a motor 333, driving pulley 334 is connected in the rotating shaft of this motor 333 synchronously, utilizes motor 333 to drive Timing Belt 336 motions; Be fixed with a connecting seat 332 at Timing Belt 336, when motor 333 drove Timing Belt 336 motion, Connection Block 332 can move up and down along the length direction that lifts cant beam 330 along with Timing Belt 336.Above-mentioned rope 350 1 ends are connected on the Connection Block 332, the pulling buckle 501 that its other end is used for covering on 500 with boot of car is connected, in the process that Connection Block 332 moves up and down, by the 350 pairs of boots of rope lid, 500 pulling force that apply up or down, be used in actual use suffered external force of simulated automotive boot lid 500.Above-mentioned connection seat 331 and swivel base 326 can be arranged to can electrodeless adjusting rotating mechanism, lift the angle that cant beam 330 is in order to change.Certainly, also can be that the bottom that will lift cant beam 330 directly is fixed on the base plate 320.
In order fixedly to lift the angle of cant beam 330, an angle fixed mechanism also can be set, after adjusting the angle that lifts cant beam 330, utilizing this angle fixed mechanism will lift cant beam 330 is fixed on the base plate 320, this angle fixed mechanism comprises web joint 340 and the locking knob 342 that is articulated on the swivel base 326, offer a deep-slotted chip breaker 341 on the web joint 340, web joint 340 and swivel base 326 are dropped in relative rotation on the axis in the center of circle of deep-slotted chip breaker 341, the connecting rod cross-under of locking knob 342 inboards is in deep-slotted chip breaker 341, and the medial end of the connecting rod of locking knob 342 inboards is used for the top and presses the side, bottom that lifts cant beam 330, that is to say, rotation lifts cant beam 330, the suitable size that the angle of itself and base plate 320 is adjusted, then tighten locking knob 342, the connecting rod medial end of locking knob 342 laterally pushes up to press and lifts cant beam 330, is fixed on the above-mentioned state of adjusting so that lift cant beam 330.
The utility model can also lift the position of cant beam 330 as required along the length direction adjustment of base plate 320, make and lift cant beam 330 and better cooperate with fatigue experimental device, concrete is, being equipped with one on the above-mentioned base plate 320 can be along the slide block 321 of its length direction activity, and swivel base 326 is fixed on the upper surface of slide block 321.The mode of slide block 321 with screw rod transmission can also be installed on the base plate 320, be convenient to adjust, concrete is, be articulated with the bearing of trend adjusting screw mandrel 322 consistent with its length direction at base plate 320, coupling is socketed with a feed screw nut 324 on this adjusting screw mandrel 322, slide block 321 is fixed on the feed screw nut 324, an end of regulating screw mandrel 322 is equipped with a handwheel 323, hand rotation handwheel 323 is that capable of regulating slide block 321 is in the position of base plate 320 length directions, namely adjust the distance that lifts cant beam 330 and frame 200, certainly, also can utilize a drive motor to drive and regulate screw mandrel 322, be used for to replace manually-operated, lift simultaneously the degree of accuracy that cant beam 330 moves and also can realize fine adjustment.Two bearing of trends guide pole 325 consistent with base plate 320 length directions also is installed on base plate 320, and the cross-under that these two guide poles 325 slide respectively is in the both sides of slide block 321, guide effect is played in the slip of 325 pairs of slide blocks 321 of guide pole.
The above-mentioned assembly 300 that lifts also has a go-cart 360 with castor, base plate 320 is fixed on the vehicle frame of go-cart 360, making things convenient for this to lift assembly 300 moves, fixing for the ease of lifting assembly 300 and frame 200, also be provided with a fastener 361 at the vehicle frame front end of go-cart 360, in use, push go-cart 360 to fatigue experimental device, fastener 361 is fastened on the register pin on the frame 200, thereby prevents in the process of the test, lift assembly 300 and break away from frame 200.
Also be connected with a buffer spring 351 between the pulling buckle 501 on rope 350 and the boot lid 500, this buffer spring 351 is used for the instantaneous pulling force that buffering rope 350 imposes on boot lid 500, and staff covers 500 externally applied forces to boot when making boot cover 500 suffered closing lids or more approaching actual use of the pulling force of uncapping.
In the use procedure of reality, repeatedly lift and to cause Timing Belt 336 lax phenomenon to occur, the inventor is bolted with an adjusting screw(rod) 337 in the upper end that lifts cant beam 330, this adjusting screw(rod) 337 is used for adjusting the wheelbase between driving pulley 334 and the driven pulley 335, in order to tensioning Timing Belt 336.
For the torsion-bar spring and the boot lid 500 that adapt to different model, the utility model can be by adjusting spacing and the setting height(from bottom) of journal stirrup 502 on mounting bracket assembly 400 of two mounting bracket assemblies 400.Referring to Fig. 1 and in conjunction with Fig. 7, in frame 200 two line slideways 201 are installed, this two line slideway 201 all extends along the Width of frame 200, what the two bottom sides of mounting bracket assembly 400 was slided respectively is installed on two line slideways 201, thus, make the mounting bracket assembly 400 can be movable along the Width of frame 200; The side of one of them line slideway 201 is provided with tooth bar 202, the groove of tooth bar 202 extends along the Width of frame 200, be articulated with in the bottom of mounting bracket assembly 400 one with tooth bar 202 meshed gears 426, gear 426 upper ends are connected with a regulating wheel 425 synchronously, when needing to change the spacing of two mounting bracket assemblies 400, rotatable regulating wheel 425 makes mounting bracket assembly 400 slide along line slideway 201.For another example Fig. 8 and in conjunction with Fig. 7, mounting bracket assembly 400 comprises supporting seat 421, back-up block 422, be installed with two guide rods 4212 that extend along short transverse on the supporting seat 421, be fixed with a sliding seat 4211 that is arranged in supporting seat 421 on the back-up block 422, what sliding seat 4211 slided is socketed on two guide rods 4212, thereby so that back-up block 422 can slide with respect to supporting seat 421 along short transverse, in addition, be articulated with the bearing of trend adjusting screw(rod) consistent with short transverse 4213 on the top of supporting seat 421, in the nut 4215 of cross-under on being fixed in sliding seat 4211 of these adjusting screw(rod) 4213 couplings, the top ends of adjusting screw(rod) 4213 is fixedly connected with one and regulates runner 4214, regulate runner 4214 by rotating, can make back-up block 422 up and down, because journal stirrup 502 and flap 503 are installed on the back-up block 422, therefore, regulate runner 4214 by rotating, can change the setting height(from bottom) of journal stirrup 502 and flap 503.
For in the torture test process, read accurately the flip angle of boot lid 500, fatigue experimental device of the present utility model also includes angle measuring mechanism, concrete is, an angle measuring mechanism can be installed respectively on two mounting bracket assemblies 400, comprise angular transducer 430 referring to Fig. 7 and this angle measuring mechanism of Fig. 9, swing connecting bar 450, be installed with Connection Block 423 and web joint 424 on the back-up block 422, Connection Block 423 and web joint 424 all are fixed in the bottom surface of back-up block 422, and web joint 424 is positioned at the inboard of Connection Block 423, the rearward end of journal stirrup 502 is hinged on the web joint 424, the stator of angular transducer 430 (being the shell of angular transducer 430) is fixed on the Connection Block 423, and the pivot center of the mandrel 431 of this angular transducer 430 overlaps with the pivot center of journal stirrup 502 with respect to web joint 424.Connection Block 423 inside are articulated with a coupling shaft 440 by bearing 441, the pivot center of this coupling shaft 440 overlaps with the pivot center of above-mentioned mandrel 431, the outboard end of coupling shaft 440 connects synchronously with mandrel 431, the outboard end of coupling shaft 440 then connects synchronously with the upper end of swing connecting bar 450, thereby swing connecting bar 450 can be swung in a plane perpendicular to mandrel 431 pivot centers, and the axis of its swing is the pivot center of mandrel 431.The bottom of swing connecting bar 450 connects with journal stirrup 502, concrete is, above-mentioned angle measuring mechanism also comprises a connection piece 460, this web member 460 comprises a link rod part 461 and clamping part 462, wherein, the axis of link rod part 461 is parallel with the pivot center of mandrel 431 and mutually stagger, clamping part 462 is fixed in the medial extremity of link rod part 461, link rod part 461 cross-under are in the default through hole in the bottom of swing connecting bar 450,462 of clamping parts are clamped on the journal stirrup 502, when journal stirrup 502 rotates with respect to web joint 424, web member 460 is along with journal stirrup 502 rotates, drive immediately swing connecting bar 450 and swing, thereby the mandrel 431 of angular transducer 430 is rotated, finally draw the flip angle of journal stirrup 502 by angular transducer 430.In the said structure, the angle that swing connecting bar 450 swings is consistent with the flip angle of journal stirrup 502, it is specifically connected with journal stirrup 502 by the free end of web member 460 with swing connecting bar 450, in the utility model, also swing connecting bar 450 can be arranged to " L " shape, the direct cross-under of swing connecting bar 450 free ends on journal stirrup 502, is realized that swing connecting bar 450 connects with the synchronous of journal stirrup 502, so that swing connecting bar 450 can swing corresponding angle along with the rotation of journal stirrup 502.
Referring to Fig. 6, before on-test, at first adjust the spacing of two mounting bracket assemblies 400, make its two spacing be adapted to the width of two journal stirrups 502 on the boot lid 500, after adjustment is finished, with journal stirrup 502, flap 503 is installed on two mounting bracket assemblies 400, afterwards with torsion-bar spring to be detected and journal stirrup 502 and flap 503 assemblings, after boot covers 500 installations, promote go-cart 360 towards close frame 200 1 lateral movements, make and lift assembly 300 and cooperate with frame 200, assurance lifts the centre position that cant beam 330 is in frame 200 Widths, so that rope 350 can lift the centre position of boot lid 500, rotate handwheel 323, adjust the distance that lifts cant beam 330 and fatigue experimental device, then adjust the angle that lifts cant beam 330 by locking knob 342, after adjustment is finished, the buffer spring 351 on the rope 350 is mounted on the pulling buckle 501 on the boot lid 500.Under the original state, boot lid 500 is buckling state, Connection Block 332 is positioned at the bottom that lifts cant beam 330, open motor 333, these motor 333 forwards, driving Connection Block 332 moves upward along lifting cant beam 330, buffer spring 351 is in order to cushion the pulling force of 350 pairs of boot lids 500 of rope, when boot lid 500 is full open position, motor 333 counter-rotatings, driving Connection Block 332 moves downward along lifting cant beam 330, then rope 350 namely applies a downward closing lid pressure F0 to boot lid 500, in the 500 continuous switching processes of boot lid, can utilize angle measuring mechanism to read boot lid 500 terminal in the section of upspringing, terminal between equilibrium area, the angle of full open state, according to actual measurement to angle value judge whether the performance of torsion-bar spring reaches requirement, if the angle value that more than records and design load there are differences, then can be according to angle difference, the calculation of parameter such as boot lid weight go out the offset of torsion-bar spring elastic stress when corresponding state, thereby the performance to torsion-bar spring is proofreaded, therefore, fatigue experimental device of the present utility model can provide for the check and correction of torsion-bar spring accurately data basis.
In addition, the utility model also is provided with one pair of latch mechanism, this pair latch mechanism is used for when boot covers 500 closing lid, boot lid 500 is locked on the frame 200, when lifting assembly 300 when boot lid 500 is in the boot that upwards overturns under the closing lid state and covers 500, pay a latch mechanism and can respond to and open timely.Referring to Figure 11, pay latch mechanism and specifically comprise the coil holder 213 of establishing solenoid, movable cross-under is on the frame 200 and the iron core 212 of rearward end cross-under in coil holder 213, be socketed on the iron core 212 and be limited at frame 200 and iron core 212 front ends between back-moving spring 211, the backguy lock, the tapered end 215 of this backguy lock is fixed on the boot lid 500 and snap close 216 correspondences on the frame 200, the backguy 214 of backguy lock is connected to the rearward end of iron core 212, when the solenoid no power, because back-moving spring 211 promotes iron core 212 forward, the tapered end 215 of backguy lock and snap close 216 lockings, boot lid 500 is in the state of closing lid locking at this moment, when solenoid is switched on, the attractive force that iron core 212 is subject to solenoid moves backward, and the backguy 214 of pulling backguy lock, the tapered end 215 of backguy lock is opened with snap close 216, boot lid 500 is upspring, and can be lifted upwards upset of assembly 300.Slide for the ease of iron core 212, be fixed with a guide pin bushing 210 in frame 200, the cross-under of iron core 212 activities is in guide pin bushing 210.One photoelectric sensor 217 is installed lifting cant beam, this photoelectric sensor 217 is for detection of the position of Connection Block 332, concrete is, photoelectric sensor 217 is positioned at the top of the maximum displacement that Connection Block 332 moves downward, and when Connection Block 332 moved upward to photoelectric sensor 217 place, photoelectric sensor 217 received signal, and signal sent to a controller, controller is according to the feed circuit conducting of this signal controlling solenoid, and the solenoid energising is opened tapered end 215 and snap close 216; When on Connection Block 332 has, moving downward photoelectric sensor 217 place, the feed circuit of controller basis signal cutoff solenoid, after namely boot covers 500 lids, tapered end 215 and snap close 216 lockings.
To one skilled in the art, can according to technical scheme described above and design, make other various corresponding changes and deformation, and these all changes and deformation should belong within the protection domain of the utility model claim all.
Claims (11)
1. the fatigue experimental device of boot of car lid torsion-bar spring is characterized in that, comprise,
Frame;
Two mounting bracket assemblies, its two be installed in respectively the both sides of frame Width, the flap equipped with torsion-bar spring is installed on the mounting bracket assembly, and the journal stirrup that is fixedly connected with the boot of car lid is hinged on the mounting bracket assembly;
Lift assembly, it comprises that base plate, bottom are installed in and lifts cant beam, rope on the base plate, lift cant beam top ends and bottom and be articulated with respectively a synchronous belt wheel, be arranged with Timing Belt of the two synchronous connection with it on two synchronous pulleys, lift and also be equipped with one on the cant beam for the motor that drives one of them synchronous pulley rotation, be fixed with a connecting seat on the Timing Belt, an end of this rope is connected in Connection Block, and the other end is connected in the pulling buckle that boot of car covers.
2. the fatigue experimental device of boot of car lid torsion-bar spring as claimed in claim 1 is characterized in that, swivel base is installed on the base plate, and the bottom that lifts cant beam is rotatably connected on the swivel base; Lift assembly and also include an angle fixed mechanism, this angle fixed mechanism comprises that one is articulated in web joint and the locking knob on the swivel base, offer a deep-slotted chip breaker on the web joint, the link rod part of locking knob inboard is connected in the deep-slotted chip breaker and the medial extremity of this link rod part is used for the bottom that the top pressure lifts cant beam.
3. the fatigue experimental device of boot of car lid torsion-bar spring as claimed in claim 2 is characterized in that, being equipped with one on the base plate can be along the slide block of floor length direction activity, and swivel base is fixedly mounted on the slide block; Be articulated with the bearing of trend adjusting screw mandrel consistent with its length direction on the base plate, regulate the feed screw nut that is socketed with of mating on the screw mandrel, slide block is fixed on this feed screw nut, and an end of regulating screw mandrel is equipped with a handwheel.
4. the fatigue experimental device of boot of car lid torsion-bar spring as claimed in claim 1 is characterized in that, lift the go-cart that assembly also includes a foot wheel, base plate is fixedly mounted on the vehicle frame of this go-cart; The front end of go-cart also be provided with one be used for frame on the fastener that fastens of register pin.
5. the fatigue experimental device of boot of car lid torsion-bar spring as claimed in claim 1 is characterized in that, also is connected with a buffer spring between the pulling buckle that rope and boot of car cover.
6. the fatigue experimental device of boot of car lid torsion-bar spring as claimed in claim 1 is characterized in that, lifts on the cant beam and cross-under has one for the adjusting screw(rod) of adjusting the wheelbase between two synchronous pulleys.
7. boot of car as claimed in claim 1 covers the fatigue experimental device of torsion-bar spring, it is characterized in that, be provided with the line slideway that extends along its Width on the frame, what two mounting bracket assemblies all slided is installed on the line slideway, the side of line slideway is provided with the tooth bar that extends along the frame Width, the bottom of mounting bracket assembly is articulated with and the tooth bar meshed gears, is fixedly connected with regulating wheel on the gear.
8. boot of car as claimed in claim 7 covers the fatigue experimental device of torsion-bar spring, it is characterized in that, mounting bracket assembly comprises being installed in the supporting seat on the line slideway and supplying the hinged back-up block of journal stirrup of bottom slip, be installed with the guide pole that extends along short transverse on the supporting seat, being socketed on the guide pole of back-up block activity, be articulated with the bearing of trend adjusting screw(rod) consistent with short transverse on the supporting seat, adjusting screw(rod) is bolted on the back-up block, is fixedly connected with the adjusting runner on the adjusting screw(rod).
9. boot of car as claimed in claim 8 covers the fatigue experimental device of torsion-bar spring, it is characterized in that, this fatigue experimental device also comprises angle measuring mechanism, this angle measuring mechanism comprises angular transducer and swing connecting bar, the stator of angular transducer is fixed on the back-up block, and the pivot center of its mandrel overlaps with the pivot center of journal stirrup with respect to back-up block; The upper end of swing connecting bar connects synchronously with the mandrel of angular transducer, and the lower end connects with journal stirrup.
10. boot of car as claimed in claim 9 covers the fatigue experimental device of torsion-bar spring, it is characterized in that, angle measuring mechanism also comprises a connection piece, the clamping part that this web member comprises a link rod part and is fixed in link rod part one end, the axis of link rod part is parallel with the pivot center of angular transducer mandrel and mutually stagger, and the link rod part cross-under is in the bottom of swing connecting bar, and clamping part then is clamped on the journal stirrup.
11. the fatigue experimental device of boot of car lid torsion-bar spring as claimed in claim 1, it is characterized in that, the one pair latch mechanism that is used for when boot covers the boot cover lock being lived also is installed on the frame, this pair latch mechanism comprises the coil holder of establishing solenoid, movable cross-under is on the frame and the iron core of rearward end cross-under in coil holder, be socketed on the iron core and be limited at frame and the iron core front end between back-moving spring, the backguy lock, the tapered end of this backguy lock be fixed on that boot of car covers and frame on snap close corresponding, the backguy of backguy lock is connected to the rearward end of iron core, one photoelectric sensor for detection of the Connection Block position is installed lifting cant beam, this photoelectric sensor is used for the Connection Block position signalling that receives is sent to a controller, and controller is according to the break-make of these signal controlling solenoid feed circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263199 CN203241229U (en) | 2013-05-14 | 2013-05-14 | Car trunk cover torsion bar spring fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263199 CN203241229U (en) | 2013-05-14 | 2013-05-14 | Car trunk cover torsion bar spring fatigue test device |
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| CN203241229U true CN203241229U (en) | 2013-10-16 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278316A (en) * | 2013-05-14 | 2013-09-04 | 广州华德汽车弹簧有限公司 | Fatigue test device of torsion bar spring of car tail cover |
| CN106441859A (en) * | 2016-12-07 | 2017-02-22 | 北京汽车研究总院有限公司 | Fatigue test device and method for torsion bar spring assembly |
| CN106989911A (en) * | 2017-05-08 | 2017-07-28 | 株洲时代新材料科技股份有限公司 | A kind of Anti-side rolling torsion bar for railway vehicle simulates service testing method and device |
| CN113720294A (en) * | 2021-08-27 | 2021-11-30 | 安徽天思朴超精密模具有限公司 | Angle measuring device for automobile parts |
-
2013
- 2013-05-14 CN CN 201320263199 patent/CN203241229U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278316A (en) * | 2013-05-14 | 2013-09-04 | 广州华德汽车弹簧有限公司 | Fatigue test device of torsion bar spring of car tail cover |
| CN103278316B (en) * | 2013-05-14 | 2015-10-28 | 广州华德汽车弹簧有限公司 | The fatigue experimental device of car tail cover torsion-bar spring |
| CN106441859A (en) * | 2016-12-07 | 2017-02-22 | 北京汽车研究总院有限公司 | Fatigue test device and method for torsion bar spring assembly |
| CN106989911A (en) * | 2017-05-08 | 2017-07-28 | 株洲时代新材料科技股份有限公司 | A kind of Anti-side rolling torsion bar for railway vehicle simulates service testing method and device |
| CN106989911B (en) * | 2017-05-08 | 2019-03-01 | 株洲时代新材料科技股份有限公司 | A kind of Anti-side rolling torsion bar for railway vehicle simulation service testing method and device |
| CN113720294A (en) * | 2021-08-27 | 2021-11-30 | 安徽天思朴超精密模具有限公司 | Angle measuring device for automobile parts |
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Granted publication date: 20131016 Effective date of abandoning: 20151028 |
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