CN102519699A - Falling object impact test apparatus and cab integrated test system - Google Patents
Falling object impact test apparatus and cab integrated test system Download PDFInfo
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- CN102519699A CN102519699A CN201110410065XA CN201110410065A CN102519699A CN 102519699 A CN102519699 A CN 102519699A CN 201110410065X A CN201110410065X A CN 201110410065XA CN 201110410065 A CN201110410065 A CN 201110410065A CN 102519699 A CN102519699 A CN 102519699A
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Abstract
The invention discloses a falling object impact test apparatus (2). The falling object impact test apparatus (2) comprises: a support (21); a third stay cable (23), which is arranged on the support (21); and a drop hammer (24), which is fixed on the third stay cable (23); besides, the falling object impact test apparatus also comprises a guiding framework (25), which is fixed on the support (21) and is vertically arranged along a falling path of the drop hammer (24). In addition, the invention also discloses a cab integrated test system including a testing stand and the falling object impact test apparatus (2); and the support (21) is installed on the testing stand. According to the above-mentioned technical schemes provided in the invention, the guiding framework that is vertically arranged along the falling path of the drop hammer can effectively guide the drop hammer to be always maintained at a vertical direction, so that the drop hammer can fall at a predetermined position accurately; and moreover, working personnel will not be harmed.
Description
Technical field
The present invention relates to test unit, particularly, relate to a kind of junk impact test apparatus, also relate to a kind of pilothouse comprehensive test system with this junk impact test apparatus.
Background technology
The pilothouse of vehicle (especially engineering truck) and the protection structure of pilothouse need be passed through a series of performance test, meet relevant requirement to guarantee pilothouse and protection structure thereof.These performance tests comprise frontal impact test, junk impulse test, side overturning test and crushing test etc.
The junk impulse test is carried out through the junk impact test apparatus.Existing junk impact test apparatus generally includes support, be fixed on guide wheel on this support, the drag-line on this guide wheel and be fixed on dropping hammer on the said drag-line.During test, pilothouse to be measured is arranged on the below of dropping hammer, will drop hammer through drag-line is pulled to predetermined altitude, and making then drops hammer freely falls on the pilothouse, so that the anti-junk impact property of test drives chamber.When adopting this existing junk impact test apparatus to carry out the junk impulse test; When release is dropped hammer,, then drop hammer and in the free-falling process, possibly depart from vertical direction if applied side force to dropping hammer; Can be out of position thereby drop hammer the position of falling the pilothouse top; Influence test findings, and if drop hammer and fall other positions beyond the pilothouse, also can cause personal injury to the staff at scene.
Summary of the invention
The purpose of this invention is to provide a kind of junk impact test apparatus, dropping hammer of this junk impact test apparatus can drop on the precalculated position exactly, and can not cause personal injury to the staff.
To achieve these goals; On the one hand; The present invention provides a kind of junk impact test apparatus, and this junk impact test apparatus comprises support, is arranged on the 3rd drag-line on this support and is fixed on dropping hammer on said the 3rd drag-line, wherein; Said junk impact test apparatus also comprises the guiding frame that is fixed on the said support, and this guiding frame is vertically arranged along said descent path of dropping hammer.
Preferably, the adjustable in length vertically of said guiding frame.
Preferably; Said guiding frame comprises fixed frame and travelling frame; Said fixed frame is fixed on the said support, and said travelling frame is set on the said fixed frame, and said travelling frame is with respect to the said vertical direction scalable in edge, position of said fixed frame.
Preferably; Be formed with a plurality of first mounting holes of vertically arranging on the said fixed frame; Be formed with second mounting hole on the said travelling frame, said travelling frame be fixed on the said fixed frame through the bolt that passes said first mounting hole and second mounting hole.
Preferably, this junk impact test apparatus also comprises second electromagnet, and this second electromagnet is fixed on said the 3rd drag-line, and said dropping hammer is adsorbed on said second electromagnet releasedly.
Preferably, this junk impact test apparatus also comprises the anti-shedding mechanism that drops hammer.
Preferably, said dropping hammer comprises the base portion that is connected with said the 3rd drag-line and the head that extends from this base portion, and the bottom of said guiding frame is provided with through hole, and the size of this through hole is greater than the size of said head and less than the size of said base portion.
Preferably, this junk impact test apparatus also comprises the guide wheel on the fixing said support, and said the 3rd drag-line is on this guide wheel.
On the other hand, the present invention also provides a kind of pilothouse comprehensive test system, and wherein, this comprehensive test system comprises testing table and junk impact test apparatus as indicated above, and said support is installed on the said testing table.
Preferably, said testing table comprises the platform that is used to be provided with said pilothouse, and said support is installed on the said platform, and the installation site of said support on said platform is along the fore-and-aft direction scalable of said pilothouse.
Preferably, the both sides of said platform are respectively arranged with two root posts, and said support is connected on the said column through the 4th drag-line.
Preferably, this comprehensive test system also comprises the crushing test device that is installed on the said testing table.
Preferably, the installation site of this crushing test device on said testing table is along the fore-and-aft direction scalable of said pilothouse.
Preferably; Said crushing test device comprises crush beam and two first actuating cylinders that support this beam that crushes; Said testing table comprises the platform that is used to be provided with said pilothouse; In the cylinder body of said two first actuating cylinders and the piston rod one is fixed on the said platform, and the fore-and-aft direction scalable of the said pilothouse in edge, fixed position, and the cylinder body of said two first actuating cylinders and another person in the piston rod are fixed on the said beam that crushes.
Preferably, the bearing of trend of the said beam that crushes is perpendicular to the fore-and-aft direction of said pilothouse.
Preferably, this comprehensive test system also comprises the side overturning test device that is installed on the said testing table.
Preferably, this side overturning test device comprises vertical erecting frame and is vertically mounted on second actuating cylinder on this erecting frame, this second actuating cylinder the installation site on the said erecting frame with the plane of the axis normal of said second actuating cylinder in scalable.
Preferably, said erecting frame comprise two vertical root posts be fixed on the crossbeam on this two root post, the bearing of trend of this crossbeam is vertical with the bearing of trend of said column, said second actuating cylinder is fixed on the said crossbeam.
Preferably; The fixed position of said second actuating cylinder on said crossbeam is along the bearing of trend scalable of said crossbeam; Be formed with a plurality of the 3rd mounting holes of arranging along the bearing of trend of said crossbeam on the said crossbeam, the bolt of said second actuating cylinder through passing said the 3rd mounting hole is to said crossbeam.
Preferably; The fixed position of said crossbeam on said column is along the bearing of trend scalable of said column; Be formed with a plurality of the 4th mounting holes of arranging along the bearing of trend of said column on the said column, the bolt of said crossbeam through passing said the 4th mounting hole is to said column.
Preferably, this comprehensive test system also comprises the frontal impact test unit that is installed on the said testing table.
Preferably, said frontal impact test unit comprises bearing, is hinged on the fork on this bearing and is arranged on the pendulum on this fork.
Preferably, said frontal impact test unit also comprises first drag-line, and said pendulum can be set on the said fork with being free to slide, and an end of said first drag-line is fixed on the said fork, and the other end of said first drag-line is fixed on the said pendulum.
Preferably, said frontal impact test unit also comprises the guide rail that is fixed on the said bearing, be arranged on roller on this guide rail, be fixed on the coiler on this roller and be wrapped in second drag-line on this coiler, and this second drag-line is connected with said pendulum.
Preferably, said frontal impact test unit also comprises first electromagnet, and an end of said second drag-line is wound on the said coiler, and the other end is connected with said first electromagnet, and said first electromagnet adsorbs said pendulum releasedly.
Through technique scheme, remain vertical direction because the guiding frame that the descent path of dropping hammer in the edge is vertically arranged can guide to drop hammer effectively, thereby can drop on the precalculated position exactly, and can not cause personal injury the staff.
Other features and advantages of the present invention will partly specify in embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present invention, and constitutes the part of instructions, is used to explain the present invention with following embodiment, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation according to the pilothouse comprehensive test system of one embodiment of the present invention;
Fig. 2 is the schematic side view of pilothouse comprehensive test system as shown in Figure 1;
Fig. 3 is the structural representation according to the frontal impact test unit of one embodiment of the present invention;
Fig. 4 is the structural representation according to the junk impact test apparatus of one embodiment of the present invention;
Fig. 5 is the support of junk impact test apparatus as shown in Figure 4 and the structural representation of guiding frame;
Fig. 6 is the adjustment state synoptic diagram of the support of junk impact test apparatus as shown in Figure 4;
Fig. 7 is the adjustment state synoptic diagram according to the crushing test device of one embodiment of the present invention;
Fig. 8 is the structural representation according to the side test unit of one embodiment of the present invention;
Fig. 9 is the schematic side view of side test unit as shown in Figure 8.
Description of reference numerals
1 frontal impact test unit;
11 bearings; 12 forks;
13 pendulums; 14 first drag-lines;
15 guide rails; 16 rollers;
17 coilers; 18 second drag-lines;
19 first electromagnet;
2 junk impact test apparatus;
21 supports; 22 guide wheels;
23 the 3rd drag-lines; 24 drop hammer;
25 guiding frames; 251 fixed frames;
252 travelling frames; 26 second electromagnet;
27 the 4th drag-lines;
3 crushing test devices;
31 beams that crush; 32 first actuating cylinders;
321 cylinder bodies; 322 piston rods;
4 side overturning test devices;
41 second actuating cylinders;
61 platforms; 611 T-slots;
62 columns; 63 crossbeams;
631 the 3rd mounting holes; 621 the 4th mounting holes;
7 pilothouses; The fore-and-aft direction of X pilothouse;
Embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
In the present invention, do not doing under the situation of opposite explanation, vertical direction is meant the direction perpendicular to surface level, and the fore-and-aft direction of pilothouse is meant the front and rear direction when vehicle normally advances transport condition.Said pilothouse can be whole pilothouse, also can be the part of pilothouse, for example protection structure of pilothouse etc.
As depicted in figs. 1 and 2, the invention provides a kind of pilothouse comprehensive test system, this pilothouse comprehensive test system can comprise frontal impact test unit 1, junk impact test apparatus 2, crushing test device 3 and side test unit 4.Certainly, this pilothouse comprehensive test system can comprise the scheme of any one or any many persons' in above-mentioned four kinds of test units combination.The also separately protected above-mentioned four kinds of test units of the present invention.To combine accompanying drawing respectively above-mentioned frontal impact test unit 1, junk impact test apparatus 2, crushing test device 3 and side test unit 4 to be elaborated below.
One, the frontal impact test unit 1
Be illustrated in figure 3 as according to the frontal impact test unit 1 shown in one embodiment of the present invention, this frontal impact test unit 1 comprises bearing 11, is hinged on the fork 12 on this bearing 11 and is arranged on the pendulum 13 on this fork 12.
Through above-mentioned frontal impact test unit; At the trial; Discharge after pendulum 13 placed suitable height, make pendulum 13 be rocked to pilothouse to be tested 7 fronts, dynamic impulsion is carried out in 13 pairs of pilothouse 7 fronts of pendulum; Thereby can carry out dynamic loading test easily, with the performance of test drives chamber 7 under the situation that receives dynamic impulsions such as bump.
At the trial, can pendulum 13 be placed desired height, for example can adopt various suitable boom hoistings to carry out through various suitable modes.Preferably; As shown in Figure 3; Said frontal impact test unit 1 also comprises the guide rail 15 that is fixed on the said bearing 11, is arranged on the coiler 17 on this guide rail 15 and is wrapped in second drag-line 18 on this coiler 17, and this second drag-line 18 is connected with said pendulum 13.Thereby, reel or discharge second drag-line 18 through coiler 17, just can promote or transfer pendulum 13 easily.Preferably, said frontal impact test unit also comprises the roller 16 that is arranged on the guide rail 15, and said coiler 17 is fixed on this roller 16.Thereby, promoting or transferring in the process of pendulum 13, roller 16 also correspondingly moves along guide rail 15 automatically, remains vertical direction to guarantee second drag-line 18.Two height and position states that schematically shown the pendulum 13 of frontal impact test unit 1 among Fig. 3.
After pendulum 13 rises to predetermined altitude, can discharge pendulum 13 through various suitable modes, for example can cut off second drag-line 18 and discharge through manual work.Preferably; Said frontal impact test unit 1 can also comprise first electromagnet 19; One end of said second drag-line 18 is wound on the said coiler 17, and the other end is connected with said first electromagnet 19, and said first electromagnet 19 adsorbs said pendulum 13 releasedly.Thereby, can come to discharge easily pendulum 13 through making the 19 outage demagnetizations of second electromagnet, and when discharging pendulum 13, can not produce side force pendulum 13 through this delivery mode, make test findings more accurate.
Said coiler 17 can be various suitable collecting devices, as a kind of effectively and the embodiment of handled easily, said coiler 17 is a bottle gouard moved by hands.
Above-mentioned frontal impact test unit can be arranged on the pilothouse comprehensive test system with various suitable modes; As depicted in figs. 1 and 2; Crossbeam 63 to be connected said two root posts 62 on said testing table comprises two root posts 62 and is fixed on this two root post 62, said bearing 11 is fixed on the said crossbeam 63.This two root post 62 vertically is arranged on the place ahead of pilothouse 7 to be measured; Crossbeam 63 is horizontally fixed on two root posts 62; And be positioned at the top of pilothouse 7 to be measured, thereby the frontal impact test unit that is fixed on this crossbeam 63 can carry out the frontal impact test easily.
Two, junk impact test apparatus
Fig. 4 to Fig. 6 has shown a kind of junk impact test apparatus 2; This junk impact test apparatus 2 comprises support 21, be arranged on the 3rd drag-line 23 on this support 21 and be fixed on and drop hammer 24 on said the 3rd drag-line 23; Wherein, Said junk impact test apparatus also comprises the guiding frame 25 that is fixed on the said support 21, and this guiding frame 25 is vertically arranged along said 24 the descent path of dropping hammer.
Through technique scheme, 24 remain vertical direction because the guiding frame of vertically arranging along 24 the descent path of dropping hammer 25 can guide to drop hammer effectively, thereby can drop on the precalculated position exactly, and can not cause personal injury the staff.
The 3rd drag-line 23 can be set on the support 21 through various suitable modes, preferably, to shown in Figure 6, is fixed with guide wheel 22, the three drag-lines 23 on the support 21 like Fig. 4 on this guide wheel 22.Thereby can come to guide easily the 3rd drag-line 23 through guide wheel 22.
Preferably, junk impact test apparatus 2 also comprises the anti-shedding mechanism that drops hammer, and 24 comes off and causes potential safety hazard falling behind down so that prevent to drop hammer.This anti-shedding mechanism that drops hammer can adopt various suitable modes to realize; For example can be provided with by following mode: said dropping hammer 24 comprises the base portion that is connected with said the 3rd drag-line 23 and the head that extends from this base portion; The bottom of said guiding frame 25 is provided with through hole, and the size of this through hole is greater than the size of said head and less than the size of said base portion.Drop hammer and 24 can adopt various suitable shapes, for example can be roughly cylindrical (with respect to above-mentioned base portion), and this cylindrical below is provided with one section frustoconical (with respect to above-mentioned head).The lower ending opening of guiding frame 25 is greater than the frustoconical cross section but less than cylindrical cross-section.At the trial, pilothouse 7 to be measured is positioned at the below of guiding frame 25, has less clearance between the two, so that 24 the frustoconical of dropping hammer that falls is exposed from the bottom of guiding frame 25, cylindrical part then remains in the guiding frame 25.Thereby,, also can prevent to drop hammer 24 following backward coming off, thereby eliminate potential safety hazard even cab heights is very short.
Preferably, the adjustable in length vertically of said guiding frame 25.Thereby the length vertically through regulating guiding frame 25 is regulated the lower end position of guiding frame 25, so that adapt to different cab heights.
Guiding frame 25 adjustable in length vertically can adopt suitable version to realize.For example can guiding frame 25 can be made up of a plurality of frame sections, regulate length through increasing or reduce the frame hop count.As a kind of convenient embodiment of regulating; As shown in Figure 5; Said guiding frame 25 comprises fixed frame 251 and travelling frame 252; Said fixed frame 251 is fixed on the said support 21, and said travelling frame 252 is set on the said fixed frame 251, and travelling frame 252 is with respect to the position of fixed frame 251 scalable vertically.Thereby through regulating the length that length that travelling frame 252 stretches out with respect to fixed frame 251 is regulated guiding frame 25.This can adopt various suitable structures to realize; For example; Be formed with a plurality of first mounting holes of vertically arranging on the said fixed frame 251; Be formed with second mounting hole on the said travelling frame 252, said travelling frame 252 be fixed on the said fixed frame 251 through the bolt that passes said first mounting hole and second mounting hole.Through second mounting hole is overlapped and use bolted with first mounting hole of diverse location, can correspondingly regulate the length that guiding frame 25 stretches out with respect to fixed frame 251.
Preferably, as shown in Figure 4, this junk impact test apparatus 2 also comprises second electromagnet 26, and this second electromagnet 26 is fixed on said the 3rd drag-line 23, and said dropping hammer 24 is adsorbed on said second electromagnet 26 releasedly.Thereby, drop hammer 24, feasible 24 free-fallings of dropping hammer through the 26 outage demagnetizations of second electromagnet can be discharged easily.This whereabouts mode can not make test findings more accurate to the 24 generation side forces of dropping hammer.
The present invention also provides a kind of pilothouse comprehensive test system that comprises above-mentioned junk impact test apparatus 2, and the support 25 of this junk impact test apparatus 2 is installed on the testing table of pilothouse comprehensive test system.
Preferably; Like Fig. 4 and shown in Figure 6; Said testing table comprises the platform 61 that is used to be provided with said pilothouse, and said support 21 is installed on the said platform 61, and the installation site of said support 21 on said platform 61 is along the fore-and-aft direction X scalable of said pilothouse.Thereby the fore-and-aft direction X through along said pilothouse regulates the installation site of support 21 on platform 61, can adapt to different pilothouses.This regulative mode can be realized through various suitable versions; Preferably; As shown in Figure 4, be formed with the T-slot 611 that the fore-and-aft direction X of many said pilothouses in edge extends on the said platform 61, said support 21 is fixed in the T-slot 611 on the said platform 61 through tommyhead bolt.Thereby can regulate the position of support 21 on platform 61 easily.More particularly; Support 21 bottoms are provided with mounting hole, and the T shape head of tommyhead bolt is slidably disposed in the T-slot 611, after the fore-and-aft direction X of the said pilothouse in support 21 edges slides into suitable position; Tommyhead bolt is also slid into corresponding position; And make its screw rod pass the mounting hole of support 21 bottoms, and fastening with nut, thus support 21 is fixed on the platform 61.
Preferably, in order to make support 21 more firmly be fixed on the testing table, the both sides of said platform 61 are respectively arranged with two root posts 62, and said support 21 is installed on the said column 62 through the 4th drag-line 27.That is to say that support 21 is fixed on four root posts 62 through four the 4th drag-lines 27.When regulating the position of support 21, the length that only need correspondingly regulate the 4th drag-line 27 gets final product.
Three, crushing test device
In the pilothouse comprehensive test system with crushing test device provided by the invention, preferably, the fore-and-aft direction X scalable of the installation site of experimental provision 3 on testing table of crushing along said pilothouse.Thereby adapt to different pilothouses.
Said crushing test device 3 can adopt the various forms of suitably crushing; For example like Fig. 1 and shown in Figure 7; Said crushing test device 3 comprises crush beam 31 and two first actuating cylinders 32 that support this beam 31 that crushes; Said testing table comprises the platform 61 that is used to be provided with said pilothouse; In the cylinder body 321 of said two first actuating cylinders 32 and the piston rod 322 one (for example in Fig. 1 and embodiment shown in Figure 7, being cylinder body 321) is fixed on the said platform 61; And the fixed position is along the fore-and-aft direction X scalable of said pilothouse, and another person in the cylinder body 321 of said two first actuating cylinders 32 and the piston rod 322 (for example in Fig. 1 and embodiment shown in Figure 7, being piston rod 322) is fixed on the said beam 31 that crushes.During test, the beam 31 that will crush is arranged on the top of pilothouse 7 to be measured, shrinks piston rod 322 then, thereby on pilothouse 7, loads the power of crushing.Crush the bearing of trend of beam 31 usually perpendicular to the fore-and-aft direction X of said pilothouse.Regulate first actuating cylinder 32 fixed position on platform 61 through fore-and-aft direction X, can adapt to different pilothouses along pilothouse.This regulative mode can adopt various suitable structures to realize; As a kind of convenience and useful embodiment; As shown in Figure 1; Be formed with the T-slot 611 of the fore-and-aft direction X extension of many said pilothouses in edge on the said platform 61, one in the cylinder body 321 of said two first actuating cylinders 32 and the piston rod 322 is fixed in the T-slot 611 on the said platform 61 through tommyhead bolt.Support 21 in this regulative mode such as the preceding text decline thing impact test apparatus 2 is similar, therefore repeats no more.And crushing test device 3 can a shared platform 61 that has T-slot 611 with junk impact test apparatus 2.Can be formed with a plurality of T-slots that are parallel to each other 611 on the platform 61, so that the location of each test unit.
Said first actuating cylinder 32 can be hydraulic cylinder, cylinder etc.
Four, side overturning test device
Like Fig. 8 with shown in Figure 9ly comprise vertical erecting frame and be vertically mounted on second actuating cylinder 41 on this erecting frame for the side overturning test device 4 that provides according to one embodiment of the present invention; Wherein, this second actuating cylinder 41 the installation site on the said erecting frame with the plane of the axis normal of said second actuating cylinder 41 in scalable.
Said second actuating cylinder 41 comprises cylinder body and piston rod, can be that cylinder body is fixed on the erecting frame, also can be that piston rod is fixed on the erecting frame.Second actuating cylinder 41 can be hydraulic cylinder, cylinder etc.
During test, second actuating cylinder 41 is aimed at the side of pilothouse 7 to be measured, and make the piston rod of second actuating cylinder 41 stretch out, make pilothouse 7 lateral tilts, thereby carry out the lateral tilt test to load side forces to pilothouse 7.Through technique scheme, through with the plane of the axis normal of said second actuating cylinder 41 in regulate second installation site of actuating cylinder 41 on erecting frame, can adapt to different pilothouses.
This regulative mode can adopt various suitable structures to realize; As a kind of simple in structure and convenient embodiment of regulating; Like Fig. 8 and shown in Figure 9; Said erecting frame comprises vertical two root posts 62 and is fixed on the crossbeam 63 on this two root post 62, and the bearing of trend of this crossbeam 63 is vertical with the bearing of trend of said column 62, and said second actuating cylinder 41 is fixed on the said crossbeam 63.The plane that the bearing of trend of the bearing of trend of crossbeam 63 and column 62 constitutes is perpendicular to the axis direction of second actuating cylinder 41.Through regulating second fixed position of actuating cylinder 41 on crossbeam 63, and regulate the fixed position of crossbeam 63 on column 62, can with the plane of the axis normal of said actuating cylinder 41 in regulate second installation site of actuating cylinder 41 on erecting frame.
Preferably, the fixed position of said second actuating cylinder 41 on said crossbeam 63 is along the bearing of trend scalable of said crossbeam 63.For example, be formed with a plurality of the 3rd mounting holes 631 of arranging along the bearing of trend of said crossbeam 63 on the said crossbeam 63, the bolt of said second actuating cylinder 41 through passing said the 3rd mounting hole 631 is to said crossbeam 63.On the 3rd different mounting hole 631 that second actuating cylinder 41 is fixed on crossbeam 63, can regulate second installation site of actuating cylinder 41 on crossbeam 63 along the bearing of trend of said crossbeam 63.
Preferably, the fixed position of said crossbeam 63 on said column 62 is along the bearing of trend scalable of said column 62.For example, be formed with a plurality of second mounting holes 621 of arranging along the bearing of trend of said column 62 on the said column 62, the bolt of said crossbeam 63 through passing said second mounting hole 621 is to said column 62.On the second different mounting hole 621 that crossbeam 63 is fixed on cross beam and upright post 62, can regulate the installation site of crossbeam 63 on column 62 along the bearing of trend of said column 62, thereby regulate the position that is fixed on second actuating cylinder 41 on the crossbeam 63.
Said the 3rd mounting hole 631 and second mounting hole 621 are preferably mounting hole, thereby can realize the fine setting of the installation site of second actuating cylinder 41 through regulating the position of bolt in mounting hole.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Need to prove that in addition each the concrete technical characterictic described in above-mentioned embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.
Claims (25)
1. a junk impact test apparatus (2); This junk impact test apparatus (2) comprises support (21), is arranged on the 3rd drag-line (23) on this support (21) and is fixed on drop hammer (24) on said the 3rd drag-line (23); It is characterized in that; Said junk impact test apparatus also comprises the guiding frame (25) that is fixed on the said support (21), and this guiding frame (25) is vertically arranged along the descent path of said dropping hammer (24).
2. junk impact test apparatus according to claim 1 (2) is characterized in that, the adjustable in length vertically of said guiding frame (25).
3. junk impact test apparatus according to claim 2 (2); It is characterized in that; Said guiding frame (25) comprises fixed frame (251) and travelling frame (252); Said fixed frame (251) is fixed on the said support (21), and said travelling frame (252) is set on the said fixed frame (251), and said travelling frame (252) is with respect to the said vertical direction scalable in edge, position of said fixed frame (251).
4. junk impact test apparatus according to claim 3 (2); It is characterized in that; Be formed with a plurality of first mounting holes of vertically arranging on the said fixed frame (251); Said travelling frame is formed with second mounting hole on (252), through the bolt that passes said first mounting hole and second mounting hole said travelling frame (252) is fixed on the said fixed frame (251).
5. junk impact test apparatus according to claim 1 (2); It is characterized in that; This junk impact test apparatus (2) also comprises second electromagnet (26); This second electromagnet (26) is fixed on said the 3rd drag-line (23), and said dropping hammer (24) is adsorbed on said second electromagnet (26) releasedly.
6. junk impact test apparatus according to claim 1 (2) is characterized in that, this junk impact test apparatus (2) also comprises the anti-shedding mechanism that drops hammer.
7. junk impact test apparatus according to claim 6 (2); It is characterized in that; Said dropping hammer (24) comprises base portion that is connected with said the 3rd drag-line (23) and the head that extends from this base portion; The bottom of said guiding frame (25) is provided with through hole, and the size of this through hole is greater than the size of said head and less than the size of said base portion.
8. junk impact test apparatus according to claim 1 (2) is characterized in that, this junk impact test apparatus (2) also comprises the guide wheel (22) on the fixing said support (21), and said the 3rd drag-line (23) is on this guide wheel (22).
9. a pilothouse comprehensive test system is characterized in that, this comprehensive test system comprises testing table and according to any described junk impact test apparatus (2) in the claim 1 to 8, said support (21) is installed on the said testing table.
10. pilothouse comprehensive test system according to claim 9; It is characterized in that; Said testing table comprises the platform (61) that is used to be provided with said pilothouse; Said support (21) is installed on the said platform (61), and the installation site of said support (21) on said platform (61) is along fore-and-aft direction (X) scalable of said pilothouse.
11. pilothouse comprehensive test system according to claim 10 is characterized in that, the both sides of said platform (61) are respectively arranged with two root posts (62), and said support (21) is connected on the said column (62) through the 4th drag-line (27).
12. pilothouse comprehensive test system according to claim 9 is characterized in that, this comprehensive test system also comprises the crushing test device (3) that is installed on the said testing table.
13. pilothouse comprehensive test system according to claim 12 is characterized in that, the installation site of this crushing test device (3) on said testing table is along fore-and-aft direction (X) scalable of said pilothouse.
14. pilothouse comprehensive test system according to claim 13; It is characterized in that; Said crushing test device (3) comprises the beam that crushes (31) and supports two first actuating cylinders (32) of this beam that crushes (31); Said testing table comprises the platform (61) that is used to be provided with said pilothouse; In the cylinder body (321) of said two first actuating cylinders (32) and the piston rod (322) one is fixed on the said platform (61), and fore-and-aft direction (X) scalable of the said pilothouse in edge, fixed position, and the cylinder body (321) of said two first actuating cylinders (32) and another person in the piston rod (322) are fixed on the said beam that crushes (31).
15. pilothouse comprehensive test system according to claim 14 is characterized in that, the bearing of trend of the said beam that crushes (31) is perpendicular to the fore-and-aft direction (X) of said pilothouse.
16. pilothouse comprehensive test system according to claim 9 is characterized in that, this comprehensive test system also comprises the side overturning test device (4) that is installed on the said testing table.
17. pilothouse comprehensive test system according to claim 16; It is characterized in that; This side overturning test device (4) comprises vertical erecting frame and is vertically mounted on second actuating cylinder (41) on this erecting frame, this second actuating cylinder (41) the installation site on the said erecting frame with the plane of the axis normal of said second actuating cylinder (41) in scalable.
18. pilothouse comprehensive test system according to claim 17; It is characterized in that; Said erecting frame comprises vertical two root posts (62) and is fixed on the crossbeam (63) on this two root post (62); The bearing of trend of this crossbeam (63) is vertical with the bearing of trend of said column (62), and said second actuating cylinder (41) is fixed on the said crossbeam (63).
19. pilothouse comprehensive test system according to claim 18; It is characterized in that; The fixed position of said second actuating cylinder (41) on said crossbeam (63) is along the bearing of trend scalable of said crossbeam (63); Be formed with a plurality of the 3rd mounting holes (631) of arranging along the bearing of trend of said crossbeam (63) on the said crossbeam (63), said second actuating cylinder (41) arrives on the said crossbeam (63) through the bolt of passing said the 3rd mounting hole (631).
20. according to claim 18 or 19 described pilothouse comprehensive test systems; It is characterized in that; The fixed position of said crossbeam (63) on said column (62) is along the bearing of trend scalable of said column (62); Be formed with a plurality of the 4th mounting holes (621) of arranging along the bearing of trend of said column (62) on the said column (62), said crossbeam (63) arrives on the said column (62) through the bolt of passing said the 4th mounting hole (621).
21. pilothouse comprehensive test system according to claim 9 is characterized in that, this comprehensive test system also comprises the frontal impact test unit (1) that is installed on the said testing table.
22. pilothouse comprehensive test system according to claim 21 is characterized in that, said frontal impact test unit (1) comprises bearing (11), is hinged on the fork (12) on this bearing (11) and is arranged on the pendulum (13) on this fork (12).
23. pilothouse comprehensive test system according to claim 22; It is characterized in that; Said frontal impact test unit (1) also comprises first drag-line (14); Said pendulum (13) can be set on the said fork (12) with being free to slide, and an end of said first drag-line (14) is fixed on the said fork (12), and the other end of said first drag-line (14) is fixed on the said pendulum (13).
24. pilothouse comprehensive test system according to claim 23; It is characterized in that; Said frontal impact test unit (1) also comprises the guide rail (15) that is fixed on the said bearing (11), be arranged on roller (16) on this guide rail (15), be fixed on the coiler (17) on this roller (16) and be wrapped in second drag-line (18) on this coiler (17), and this second drag-line (18) is connected with said pendulum (13).
25. pilothouse comprehensive test system according to claim 24; It is characterized in that; Said frontal impact test unit (1) also comprises first electromagnet (19); One end of said second drag-line (18) is wound on the said coiler (17), and the other end is connected with said first electromagnet (19), and said first electromagnet (19) adsorbs said pendulum (13) releasedly.
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| CN201110410065.XA CN102519699B (en) | 2011-12-12 | 2011-12-12 | Cab integrated test system |
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Application publication date: 20120627 Assignee: China Construction Machinery Test Center Assignor: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. Contract record no.: 2015430000143 Denomination of invention: Falling object impact test apparatus and cab integrated test system Granted publication date: 20141210 License type: Exclusive License Record date: 20151028 |
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