CN108692951A - A kind of light-duty vehicle draft gear strength test device - Google Patents
A kind of light-duty vehicle draft gear strength test device Download PDFInfo
- Publication number
- CN108692951A CN108692951A CN201710236009.6A CN201710236009A CN108692951A CN 108692951 A CN108692951 A CN 108692951A CN 201710236009 A CN201710236009 A CN 201710236009A CN 108692951 A CN108692951 A CN 108692951A
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- China
- Prior art keywords
- bottom plate
- light
- duty vehicle
- electric cylinder
- draft gear
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- 238000012360 testing method Methods 0.000 title claims abstract description 16
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000037396 body weight Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of light-duty vehicle draft gear strength test device, including supporting rack, height adjustment mechanism, load load maintainer;Supporting rack includes bottom plate, the bottom surface that can be rotated on bottom plate, the big pin assembly for standing on side frame on bottom surface, being set between bottom plate and bottom surface;Bottom plate lower part is equipped with pedestal, in mounting groove of jackscrew bolt of the guide rod through both ends loaded on pedestal, is provided with bottom base plate that guide groove is corresponding above guide rod, floor peripheral is equipped with the slide assemblies to work with base engagement;Height adjustment mechanism includes lead screw, screw, nut seat, and through screw mandrel base loaded on bottom surface, lead screw upper end is connect screw lower end with speed reducer, and the input terminal of speed reducer is equipped with handwheel, and nut seat side is equipped with lifter plate;Load load maintainer includes electric cylinder, electric cylinder mounting base, small pin assembly.The present invention can export sufficiently large load and be tested with meeting most light-duty vehicle draft gears, and it is simple in structure, test accuracy is high, easy to operate, floor space is small.
Description
Technical field
The present invention relates to a kind of automobile traction equipment strength test devices.
Background technology
At present when doing the strong seizure test of light-duty vehicle draft gear intensity, by national standard GB 32087-2015"Light-duty vehicle
Draft gear"Execute, when experiment need to draft gear in the horizontal direction, vertical direction ± 5 °, horizontal direction ± 25 ° apply respectively
Stretch and compress dead load F.Currently without the Special testing device for this standard, it is tired to carry out angular adjustment when this experiment
Accuracy that is difficult and being difficult to ensure angle.
Invention content
A kind of light-duty vehicle draft gear intensity is provided it is an object of the invention to overcome the above-mentioned insufficient of the prior art
Experimental rig can export sufficiently large load to meet the experiment of light-duty vehicle draft gear, and simple in structure, test accuracy
It is high, easy to operate, floor space is small.
The technical scheme is that:Including supporting rack, height adjustment mechanism, load load maintainer;Support frame as described above packet
Include bottom plate, the bottom surface that can be rotated on bottom plate, the big positioning pin bank stood on side frame on bottom surface, be set between bottom plate and bottom surface
Part;The bottom plate lower part be equipped with pedestal, jackscrew bolt of the guide rod through both ends loaded on pedestal mounting groove in, above guide rod with
Bottom base plate is provided with that guide groove is corresponding, and floor peripheral is equipped with the slide assemblies to work with base engagement;The height adjusts machine
Structure includes lead screw, screw, nut seat, and through screw mandrel base loaded on bottom surface, lead screw upper end is connect screw lower end with speed reducer, is slowed down
The input terminal of machine is equipped with handwheel, and nut seat side is equipped with lifter plate;The load load maintainer includes electric cylinder, can be in lifter plate
The electric cylinder mounting base of upper rotation, the small pin assembly being set between lifter plate and electric cylinder mounting base.
The big pin assembly, small pin assembly include positioning pin, the jackscrew loaded on positioning pin upper end, bottom surface,
Electric cylinder mounting base is equipped with the upper Positioning holes of two or more and detent fit assembly, set on bottom plate, lifter plate there are one with
The corresponding lower Positioning holes of upper Positioning holes.
The speed reducer is loaded on side frame top.
Through one activity of interfix pin loaded on bottom plate, electric cylinder mounting base is filled through two activity of interfix pin for the bottom surface
In on lifter plate.
The electric cylinder tailpiece of the piston rod is equipped with force snesor, and loading head is fixed on force snesor.
The bottom surface is octagon plate, bottom plate is square plate.Optimize bottom surface and base plate size, mitigates stage body weight, the bottom of at
Face prevents it from being interfered with the bolt on bottom plate when rotating.
It is additionally provided with bolt between the bottom plate and pedestal, between bottom surface and bottom plate, between lifter plate and electric cylinder mounting base
Component.
The slide assemblies include ball, bulb plunger, and ball is mounted on by bulb plunger in the ball hole on bottom plate,
Bulb plunger side is threaded portion.
The present invention can meet national standard GB 32087-2015"Light-duty vehicle draft gear"Draft gear is tested
Requirements, can simply and accurately realize respectively in the horizontal direction, vertical direction ± 5 °, horizontal direction ± 25 ° load, and energy
Cover various Light-duty Vehicle vehicles.The present invention adjusts load maintainer height using lead screw pair, fixed using centre bore positioning and positioning pin
The mode of position accurately adjusts the outbound course vertically and horizontally of load, real using Liftable type guide rod and Liftable type ball
The sliding of existing stage body.It has the advantages that:1)It is applied widely, various light-duty vehicle draft gear experiments can be met;2)Angle
Spend it is easy to adjust, simply, accurately;3)Stage body adjusts light;4)Compact-sized, integrated level is high;5)It completes to load using electric cylinder,
It is light-weight, easy to use.
Description of the drawings
The present invention is further described for the embodiment provided below in conjunction with the accompanying drawings.
Fig. 1 is one of the structural schematic diagram of the present invention.
Fig. 2 is the second structural representation of the present invention.
Fig. 3 is horizontally oriented angular adjustment and stage body slide construction schematic diagram.
Fig. 4 is vertically oriented angle adjustment mechanism schematic diagram.
In figure:1, guide rod, 2, mandril bolt, 3, bottom plate, 4, ball and bulb plunger(4-1, bulb plunger, 4-2, rolling
Pearl), 5 tripods, 6, lifter plate, 7, electric cylinder mounting base, 8, servo electric jar, 9 force snesors, 10, loading head, 11, small fixed
Position pin assemblies, 11-1, small positioning pin, 11-2, small jackscrew, 12, screw mandrel base, 13, lead screw, 14, nut seat, 15, screw, 16,
Handwheel, 17, speed reducer, 18, big pin assembly, 18-1, big positioning pin, 18-2, big jackscrew.
Specific implementation mode
Embodiment provided by the invention is described further in terms of three.
First, the component part and main function of embodiment provided by the invention.
In Fig. 1,2, the present invention is made of load load maintainer, support adjustment mechanism, stage body sliding equipment.Load loads machine
Structure includes electric cylinder, force snesor 9, loading head 10, and electric cylinder is servo electric jar 8, and servo electric jar 8 is bolted on
In electric cylinder mounting base 7,8 tailpiece of the piston rod of servo electric jar is equipped with force snesor 9, can monitor the size of loaded load, loading head
10 are fixed on force snesor 9.Support adjustment mechanism includes height adjusting, angular adjustment, and height is adjusted to be adjusted using lead screw pair,
Angular adjustment includes that vertical direction is adjusted and horizontal direction adjusting.Tripod 5 is mounted on sliding by centre bore and fixing bolt
On bottom plate 3, horizontal direction angle is adjusted by big pin assembly 18, big pin assembly 18 is by big positioning pin 18-1, great Ding
Silk 18-2 compositions.Bottom plate 3, supporting rack are set on support adjustment mechanism(Supporting rack is tripod in this example)5 pass through its bottom
Center positioning hole coordinates on interfix pin and bottom plate 3, and tripod 5 is enable to be rotated on bottom plate 3, set on tripod 5 there are three
The location hole at 25 ° of interval, position of the tripod 5 on bottom plate 3 can be accurately positioned by big pin assembly 18.Lifter plate 6 is logical
Bolt is crossed to connect with nut seat 14.Electric cylinder mounting base 7 is matched by its bottom interfix pin and center positioning hole on lifter plate 6
It closes, electric cylinder mounting base 7 is enable to be rotated on lifter plate 6, set in electric cylinder mounting base 7 there are three the location hole for being spaced 5 °, led to
Position of the electric cylinder mounting base 7 on lifter plate 6 can be accurately positioned in too small pin assembly 11.Small pin assembly 11 is by small fixed
Position pin 11-1, small jackscrew 11-2 compositions, in use, the lower ends small positioning pin 11-1 are tight fit with location hole, small jackscrew 11-2 is worn
The threaded hole of the upper ends too small positioning pin 11-1 offsets with bottom surface, by turning small jackscrew 11-2, drives small positioning pin 11-1 from calmly
It is extracted out in hole position.Nut seat 14 is mounted on by screw 15 on lead screw 13.Lead screw 13 is pacified by screw mandrel base 12 and speed reducer 17
On tripod 5.The input terminal of speed reducer 17 is equipped with handwheel 16, can up and down adjustment servo electric jar 8 by rotating handwheel 16
Height.
Stage body sliding equipment is oriented to using ball 4-2 slidings and guide rod 1.It is provided with guide groove on sliding floor 3, with guiding
Bar 1 coordinates, it is ensured that stage body or so linear slide.Guide rod 1 is mounted in iron bottom plate slot, is matched in the threaded hole at 1 both ends of guide rod
There is mandril bolt 2, it can position of the up and down adjustment guide rod 1 in iron bottom plate slot by turning mandril bolt 2.Four on bottom plate 3
Ball 4-2 and bulb plunger 4-1 are provided in a ball hole, ball 4-2 is mounted on by bulb plunger 4-1 on sliding floor 3
Ball hole in, ball 4-2 is ejected in ball hole by adjusting ball head plunger 4-1, makes bottom plate 3 through ball 4-2 vacantly in iron
The sliding of entire stage body can be pushed on bottom plate easily.
Second, loading direction adjusting in the horizontal direction when experiment.
It in Fig. 3, is set on tripod 5 there are three 25 ° of the location hole in interval, sets that there are one location holes on bottom plate 3.It is unloaded when experiment
Fall the fixing screws on tripod 5, remove big positioning pin 18, rotates tripod 5, be adjusted to required angle(25 ° of ﹢, 0, ﹣
25°), then by the insertion location hole of big pin assembly 18, the fixing screws on tripod 5 are finally tightened, angular adjustment finishes.
Method is simple, and angular adjustment precision is high.
Third, adjusting of the loading direction in vertical direction when experiment.
It in Fig. 4, is set in electric cylinder mounting base 7 there are three 5 ° of the location hole in interval, sets that there are one location holes on lifter plate 6.
The fixing screws in electric cylinder mounting base 7 are laid down when experiment, remove small positioning pin 11, and rotation electric cylinder mounting base 7 is adjusted to institute
The angle needed(5 ° of ﹢, 0,5 ° of ﹣), then by the insertion location hole of small positioning pin 11, finally tighten the fixation in electric cylinder mounting base 7
Screw, angular adjustment finish.
Claims (8)
1. a kind of light-duty vehicle draft gear strength test device, it is characterised in that:Including supporting rack(5), height adjustment mechanism,
Load load maintainer;
Support frame as described above(5)Including bottom plate(3), can be in bottom plate(3)The bottom surface of upper rotation stands on side frame on bottom surface, is set to
Bottom plate(3)Big pin assembly between bottom surface(18);The bottom plate(3)Lower part is equipped with pedestal, guide rod(1)Through both ends
Jackscrew bolt(2)In mounting groove loaded on pedestal, guide rod(1)Above with bottom plate(3)It is corresponding that bottom is provided with guide groove, bottom plate
(3)Periphery is equipped with the slide assemblies to work with base engagement;
The height adjustment mechanism includes lead screw(13), screw(15), nut seat(14), lead screw(13)Lower end is through screw mandrel base
(12)Loaded on bottom surface, lead screw(13)Upper end and speed reducer(17)Connection, speed reducer(17)Input terminal be equipped with handwheel(16), silk
Female seat(14)Side is equipped with lifter plate(6);
The load load maintainer includes electric cylinder(8), can be in lifter plate(6)The electric cylinder mounting base of upper rotation(7), be set to
Lifter plate(6)With electric cylinder mounting base(7)Between small pin assembly(11).
2. light-duty vehicle draft gear strength test device according to claim 1, it is characterised in that:The big positioning pin
Component(18), small pin assembly(11)Include positioning pin, the jackscrew loaded on positioning pin upper end, bottom surface, electric cylinder mounting base
(7)It is equipped with the upper Positioning holes of two or more and detent fit assembly, bottom plate(3), lifter plate(6)On set there are one with it is upper fixed
The corresponding lower Positioning holes in position hole.
3. light-duty vehicle draft gear strength test device according to claim 1, it is characterised in that:The speed reducer
(17)Loaded on side frame top.
4. light-duty vehicle draft gear strength test device according to claim 1, it is characterised in that:In the bottom surface warp
Between the activity of positioning pin one be loaded on bottom plate(3)On, electric cylinder mounting base(7)It is loaded on lifter plate through two activity of interfix pin(6)On.
5. light-duty vehicle draft gear strength test device according to claim 1, it is characterised in that:The electric cylinder
(8)Tailpiece of the piston rod is equipped with force snesor(9), loading head(10)It is fixed on force snesor(9)On.
6. light-duty vehicle draft gear strength test device according to claim 1, it is characterised in that:The bottom surface is eight
Side shape plate, bottom plate(3)For square plate.
7. light-duty vehicle draft gear strength test device according to claim 1, it is characterised in that:The bottom plate(3)
Between pedestal, bottom surface and bottom plate(3)Between, lifter plate(6)With electric cylinder mounting base(7)Between be additionally provided with bolt assembly.
8. light-duty vehicle draft gear strength test device according to claim 1, it is characterised in that:The slide assemblies
Including ball(4-2), bulb plunger(4-1), ball(4-2)Pass through bulb plunger(4-1)Mounted on bottom plate(3)On ball hole
In, bulb plunger(4-1)Side is threaded portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236009.6A CN108692951B (en) | 2017-04-12 | 2017-04-12 | Light automobile traction device strength test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236009.6A CN108692951B (en) | 2017-04-12 | 2017-04-12 | Light automobile traction device strength test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108692951A true CN108692951A (en) | 2018-10-23 |
| CN108692951B CN108692951B (en) | 2024-04-12 |
Family
ID=63843584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710236009.6A Active CN108692951B (en) | 2017-04-12 | 2017-04-12 | Light automobile traction device strength test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108692951B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110823600A (en) * | 2019-12-15 | 2020-02-21 | 安徽青松工具有限公司 | Test detection system of light automobile traction device |
| CN110887654A (en) * | 2019-12-15 | 2020-03-17 | 安徽青松工具有限公司 | Stretching device for trailer hook detection |
| CN114962873A (en) * | 2022-04-18 | 2022-08-30 | 中国第一汽车股份有限公司 | Attitude adjustment decoupling type automobile traction device loading test equipment and attitude adjustment method thereof |
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|---|---|---|---|---|
| KR19980043322A (en) * | 1996-12-02 | 1998-09-05 | 박병재 | Strength and durability test device of vehicle towing hook |
| KR20020039038A (en) * | 2000-11-20 | 2002-05-25 | 이계안 | Apparatus for testing hardness and persistence of pulling hook for vehicle |
| CN102829985A (en) * | 2012-08-22 | 2012-12-19 | 株洲时代新材料科技股份有限公司 | Fatigue testing device and fatigue testing method for traction connecting rod system of single-rail cart |
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| CN105890668A (en) * | 2016-05-18 | 2016-08-24 | 苏州诚峰机电设备有限公司 | Simulation load assembly of automobile cable test machine |
| CN106289793A (en) * | 2015-05-15 | 2017-01-04 | 广州汽车集团股份有限公司 | Strength testing device |
| CN206627290U (en) * | 2017-04-12 | 2017-11-10 | 襄阳达安汽车检测中心 | A kind of light-duty vehicle draw-gear strength test device |
-
2017
- 2017-04-12 CN CN201710236009.6A patent/CN108692951B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980043322A (en) * | 1996-12-02 | 1998-09-05 | 박병재 | Strength and durability test device of vehicle towing hook |
| KR20020039038A (en) * | 2000-11-20 | 2002-05-25 | 이계안 | Apparatus for testing hardness and persistence of pulling hook for vehicle |
| CN102829985A (en) * | 2012-08-22 | 2012-12-19 | 株洲时代新材料科技股份有限公司 | Fatigue testing device and fatigue testing method for traction connecting rod system of single-rail cart |
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| CN105890668A (en) * | 2016-05-18 | 2016-08-24 | 苏州诚峰机电设备有限公司 | Simulation load assembly of automobile cable test machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110823600A (en) * | 2019-12-15 | 2020-02-21 | 安徽青松工具有限公司 | Test detection system of light automobile traction device |
| CN110887654A (en) * | 2019-12-15 | 2020-03-17 | 安徽青松工具有限公司 | Stretching device for trailer hook detection |
| CN114962873A (en) * | 2022-04-18 | 2022-08-30 | 中国第一汽车股份有限公司 | Attitude adjustment decoupling type automobile traction device loading test equipment and attitude adjustment method thereof |
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| Publication number | Publication date |
|---|---|
| CN108692951B (en) | 2024-04-12 |
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