CN104390792B - Fixed obstacle adjusting means and its dynamic compensation method - Google Patents
Fixed obstacle adjusting means and its dynamic compensation method Download PDFInfo
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- CN104390792B CN104390792B CN201410593939.3A CN201410593939A CN104390792B CN 104390792 B CN104390792 B CN 104390792B CN 201410593939 A CN201410593939 A CN 201410593939A CN 104390792 B CN104390792 B CN 104390792B
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Abstract
The invention provides a kind of fixed obstacle adjusting means, including：Support meanss；First governor motion in x directions, first governor motion includes first straight line guide rail, the first sliding block, the first screw mandrel and the first motor；Second governor motion in z directions, second governor motion includes second straight line guide rail, the second sliding block, the second screw mandrel and the second motor；Crossbeam is linked up with, the hook crossbeam is fixed on the bottom plate of the support meanss；Hook, its two ends is articulated on fixed obstacle and the hook crossbeam respectively；Control system, it is connected with first motor, the second motor and sensor respectively.The adjusting means realizes that fixed obstacle is moved in the horizontal direction and the vertical direction by way of Electromechanical Control, fixed obstacle installs accurate, and positioning is settled at one go, and positioning precision can reach 0.5mm.In addition, the adjusting means also by dynamic compensation method realize hook every time hang over hook crossbeam on position it is identical.
Description
Technical field
It is especially a kind of not only to move but also can be moved in z directions in x directions the present invention relates to a kind of fixed obstacle adjusting means
Dynamic fixation obstacle adjusting means.
Background technology
Fixed obstacle adjusting means is the equipment for being exclusively used in installing all kinds of fixed obstacles of complete automobile collision experiment, with quick
Pinpoint function.
Needed to use in different vehicle impact tests different fixation obstacle (such as 40% biasing obstacle, post jamb barrier,
RCAR obstacles, 30 ° of angle obstacles, knock into the back simulation obstacle), their installation site and require with test type and type of vehicle
It is different and different.These obstacles are light then hundreds of kilograms, then more than 3 tons of weight.The main method that conventional obstacle is installed is by artificial
Repeatedly adjustment installation site is relatively accurate in the hope of obstacle positioning for measurement, and this traditional method changes fixed obstacle and spends the time
It is long, position inaccurate.
The content of the invention
It is an object of the invention to provide a kind of fixation wall that can be moved in the horizontal direction and can be moved in vertical direction
Hinder adjusting means, to ensure that adjusting means is steadily moved, while ensureing being accurately positioned for hook.
In order to achieve the above object, the invention provides a kind of fixed obstacle adjusting means, including：
Support meanss, the support meanss connect with first governor motion in x directions and second governor motion in z directions respectively
Connect；
First governor motion in x directions, first governor motion include first straight line guide rail, the first sliding block, first
Bar and the first motor, first motor are coaxially disposed with the first screw mandrel, and first motor is connected with one end of the first screw mandrel,
The first straight line guide rail is parallel with the first screw mandrel, and is arranged on the week side of boss of first screw mandrel, first sliding block with it is described
First straight line guide rail is slidably connected；
Second governor motion in z directions, second governor motion include second straight line guide rail, the second sliding block, second
Bar and the second motor, the bottom plate of the support meanss are fixedly connected with first sliding block, and are connected with first wire rod thread
Connect, the second straight line guide rail, the second screw mandrel and the second motor are vertically arranged, second sliding block is led with the second straight line
Rail is slidably connected, and the support meanss are fixedly connected with second sliding block, and is connected with second wire rod thread；
Crossbeam is linked up with, the hook crossbeam is fixed on the bottom plate of the support meanss, and fill with the support is stretched out
The two ends of bottom set plate；
Hook, the hook includes the first hook and the second hook, the upper end difference of first hook and the second hook
It is articulated on the hook crossbeam, lower end is fixed on the fixed obstacle；
Control system, the control system is connected with first motor, the second motor and sensor telecommunications respectively.
Further, first governor motion also includes the first reductor and horizontal shaft coupling, the horizontal shaft coupling
With the connection of the first reductor, first screw mandrel passes sequentially through the horizontal shaft coupling and the first reductor and first motor
Connection.
Further, first screw mandrel is connected by the first bolt, the first nut with one end of the horizontal shaft coupling,
The other end of the horizontal shaft coupling is connected by the second bolt, the second nut with first reductor.
Further, first governor motion also includes first direction operation handwheel, and the first direction operates handwheel
It is connected with the other end of the first screw mandrel.
Further, two parallel first straight line guide rails are separately positioned on the both sides of first screw mandrel.
Further, second governor motion also includes the second reductor and timing belt, and second motor passes through the
Two reductors are connected with second screw mandrel, and the described one end of second reductor away from the second motor has reductor installing plate,
The reductor installing plate is fixed on the top plate of the support meanss, and the described one end of second reductor away from the second motor leads to
The timing belt is crossed to be connected with the second screw mandrel.
Further, second governor motion also includes second direction operation handwheel, and the second direction operates handwheel
It is connected with the second screw mandrel.
Further, second governor motion also includes anti-back block, for preventing the second motor under tension from making
With that can be moved in y directions, the side of the anti-back block is fixed on the reductor installing plate, and opposite side is fixed on the support
On the top plate of device.
Further, the fixed obstacle adjusting means also includes tank chain, for placing cable.
Present invention also offers a kind of dynamic compensation method, applied to above-mentioned fixed obstacle adjusting means, the fixation wall
Hinder adjusting means also include sensor, the sensor include first sensor and second sensor, the first sensor and
Second sensor is each attached on the side plate of the support meanss, the first sensor close to it is described hook crossbeam one end,
The second sensor is close to the other end of the hook crossbeam, and the hook of first sensor measurement first is with linking up with crossbeam
Between part apart from A, the hook of second sensor measurement second with hook crossbeam center section apart from B,
If A=B, the first governor motion remains stationary of original state,
If A<B, the first governor motion moves the displacement of (A-B)/2 to the direction away from first sensor,
If A>B, the first governor motion moves the displacement of (A-B)/2 to the direction away from second sensor.
The invention discloses a kind of fixed obstacle adjusting means, compared with prior art, the adjusting means passes through Electrical Control
The mode of system realizes that fixed obstacle is moved in the horizontal direction and the vertical direction, and fixed obstacle installs accurate, and a step of positioning is arrived
Position, positioning precision can reach 0.5mm；By arranging the position of motor and line slideway, with the efficiency for being optimal；By
One direction design arrangement, two parallel lines guide rails and a screw mandrel ensure that this side up is smooth steady, and controllable precision
Movement；By the selection and design of line slideway auxiliary, x directions, the rigidity of z directions guidance system is effectively ensured；The regulation
Device additionally provides dynamic compensation function, so that the position that hook is hung on crossbeam every time is identical.
Brief description of the drawings
Fig. 1 is fixed obstacle adjusting means provided in an embodiment of the present invention and the connection diagram of fixed obstacle；
Fig. 2 is the structural representation of fixed obstacle adjusting means provided in an embodiment of the present invention；
Fig. 3 is the structural representation of horizontal shaft coupling provided in an embodiment of the present invention；
Fig. 4 is the structural representation of the second governor motion provided in an embodiment of the present invention；
Fig. 5 is the structural representation of timing belt provided in an embodiment of the present invention；
Connection diagrams of the Fig. 6 for hook provided in an embodiment of the present invention with linking up with crossbeam；
Fig. 7 is sensor arrangement figure provided in an embodiment of the present invention；
Sensor arrangement figures of the Fig. 8 for hook provided in an embodiment of the present invention in off-normal position；
Fig. 9 is dynamic compensation function flow chart provided in an embodiment of the present invention.
Wherein, 1：First direction operates handwheel, 2：First straight line guide rail, 3：First sliding block, 4：First screw mandrel, 5：First electricity
Machine, 6：First nut, 7：Second nut, 8：First reductor, 9：Horizontal shaft coupling, 10：Second direction operates handwheel, 11：Together
Walk band, 12：Second reductor, 13：Second motor, 14：Sensor, 140：First sensor, 141：Second sensor, 15：Hang
Hook crossbeam, 16：Second screw mandrel, 17：Second sliding block, 18：Second straight line guide rail, 19：Reductor installing plate, 20：Lock-screw,
21：Anti-back block, 22：Tank chain, 23：First hook, 24：Second hook.
Embodiment
The embodiment of the present invention is described in more detail below in conjunction with schematic diagram.According to description below and
Claims, advantages and features of the invention will become apparent from.It should be noted that, accompanying drawing uses very simplified form and equal
Using non-accurately ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
As shown in figures 1 to 6, the invention provides a kind of fixed obstacle adjusting means, including：
Support meanss, the support meanss connect with first governor motion in x directions and second governor motion in z directions respectively
Connect；
First governor motion in x directions, in the present embodiment, its stroke in x directions is 2800mm (millimeter), described the
One governor motion includes first straight line guide rail 2, the first sliding block 3, the first screw mandrel 4 and the first motor 5, first motor 5 and the
One screw mandrel 4 is coaxially disposed, and first motor 5 is connected with one end of the first screw mandrel 4, the first straight line guide rail 2 and first
Bar 4 is parallel, and is arranged on the week side of boss of first screw mandrel 4, plays the guide effect in x directions, first sliding block 3 and described the
One line slideway 2 is slidably connected；
Second governor motion in z directions, in the present embodiment, its z directions stroke be 210mm, it is described second regulation
Mechanism include second straight line guide rail 18, the second sliding block 17, the second screw mandrel 16 and the second motor 13, the bottom plate of the support meanss with
First sliding block 3 is fixedly connected, and is threadedly coupled with first screw mandrel 4, the second straight line guide rail 18, the second screw mandrel 16
It is vertically arranged with the second motor 13, and in xz planes parallel arrangement, second sliding block 17 and the second straight line guide rail 18
It is slidably connected, second straight line guide rail 18 plays a part of vertical direction and moved up and down, the support meanss and second sliding block
17 are fixedly connected, and are threadedly coupled with second screw mandrel 16；
Crossbeam 15 is linked up with, the hook crossbeam 15 is fixed on the bottom plate of the support meanss, and with the stretching branch
The two ends of support arrangement bottom plate；
Hook, the hook includes the first hook 23 and the second hook 24, the hook 24 of the first hook 23 and second
Upper end is articulated on the hook crossbeam 15 respectively, and lower end is fixed on the fixed obstacle；
Control system, the control system connects with first motor 5, the second motor 13 and the telecommunications of sensor 14 respectively
Connect, the control system realizes the travelling control to the fixed obstacle adjusting means by control panel and Digiplex.
First governor motion also includes the first reductor 8 and horizontal shaft coupling 9, the horizontal shaft coupling 9 and first
Reductor 8 is connected, and first screw mandrel 4 passes sequentially through the reductor 8 of horizontal shaft coupling 9 and first and first motor 5
Connection.
First screw mandrel 4 is connected by the first bolt, the first nut 6 with one end of the horizontal shaft coupling 9, the water
The other end of flat shaft coupling 9 is connected by the second bolt, the second nut 7 with first reductor 8.
First governor motion also includes first direction and operates handwheel 1, and the first direction operates handwheel 1 and first
The other end connection of bar 4.
Two parallel first straight line guide rails 2 are separately positioned on the both sides of first screw mandrel 4, and are respectively provided with three
First sliding block 3.
Second governor motion also includes the second reductor 12 and timing belt 11, and second motor 13 subtracts by second
Fast machine 12 is connected with second screw mandrel 16, and the one end of second reductor 12 away from the second motor 13 has reductor installation
Plate 19, the reductor installing plate 19 is fixed on the top plate of the support meanss, and second reductor 12 is away from the second electricity
One end of machine 13 is connected by the timing belt 11 with the second screw mandrel 16, in the present embodiment, and second reductor 12 is remote
One end of second motor 13 is additionally provided with the first synchronizing wheel, and the first synchronizing wheel is socketed on the arbor on the top of the second reductor 12, and
It is connected positioned at the top of reductor installing plate 19, and with timing belt 11.
Second governor motion also includes second direction and operates handwheel 10, and the second direction operates handwheel 10 and second
Screw mandrel 16 is connected, in the present embodiment, and the bottom of the second direction operation handwheel 10 passes through the second synchronizing wheel and the second screw mandrel
16 connections, the second synchronizing wheel is connected by timing belt 11 with the first synchronizing wheel.
Second governor motion also includes anti-back block 21, for preventing vertical servo motor (the second motor 13) for a long time
Under tension effect can be fixed on the reductor installing plate 19 in the movement of y directions, the side of the anti-back block 21, opposite side
On the top plate for being fixed on the support meanss.
The fixed obstacle adjusting means also includes tank chain 22, for placing cable, the first governor motion and second
When governor motion is moved, tank chain 22 is also moved, and prevents that cable can wind impaired during movement.
In actual use, even same hook, the position on crossbeam is hung over every time can also be deviated, in order to more
The accurate center line for ensureing to link up with each experiment can be positioned at same position, be mended the invention also discloses a kind of dynamic
Compensation method, two sensor (inductance types are provided with device second direction governor motion the right and left (hook crossbeam 15 rear)
Analog output type sensor), to realize dynamic compensation function, sensor arrangement position is as shown in Figure 7.
The fixed obstacle adjusting means also includes sensor 14, and the sensor includes first sensor 140 and second
Sensor 141, the first sensor 140 and second sensor 141 are each attached on the side plate of the support meanss, and described
One end that one sensor 140 is mounted close to the described first hook 23 with hook crossbeam 15, the second sensor 141 is close to described
One end that second hook 24 is mounted with hook crossbeam 15, the hook 23 of the measurement of first sensor 140 first and hook crossbeam 15
Center section apart from A, the hook 24 of the measurement of second sensor 141 second is with hook crossbeam 15 center section apart from B.
As shown in figure 8, when there is deviation the position for hanging over crossbeam, it is unequal apart from A and B.Above-mentioned dynamic compensation work(
Can flow chart as described in Figure 9, wherein：
If A=B, the first governor motion remains stationary of original state,
If A<B, the first governor motion moves the displacement of (A-B)/2 to the direction away from first sensor,
If A>B, the first governor motion moves the displacement of (A-B)/2 to the direction away from second sensor.
First governor motion in x directions can be two kinds by electronic (the first motor 5) and manual (first direction operates handwheel 1)
Mode realizes corresponding movement.It is why parallel with the second screw mandrel 16 using the second motor 13 in second governor motion in z directions
The mode of setting, is on the one hand easy to electronic and manual drive mode conversion, on the other hand can save the space in z directions.
When horizontal servo motor (the first motor 5) drives the first leading screw 4, the horizontal both sides end face institute of shaft coupling 9 should be tightened
There is nut, that is, tighten the first nut 6 and the second nut 7, to clamp the first screw mandrel 4 and the first reductor 8 and horizontal shaft coupling 9
Connection.In addition it is also possible to realize that x directions are moved left and right in a manual manner.When with first direction operation handwheel 1 driving first
During screw mandrel 4, the attaching nut 6 at the first leading screw 4 and the end of horizontal shaft coupling 9 should be unclamped, to unclamp the first leading screw 4.
Second governor motion in z directions also can be by electronic (the second motor 13) and manual (second direction operates handwheel 10)
Two ways is realized corresponding mobile.
When driving the second screw mandrel 16 using the second motor 13, timing belt 11 is tensed, and lock on reductor installing plate 19
Lock-screw 20.In addition it is also possible to realize that vertical (z) direction is moved up and down in a manual manner.Operated when with second direction
When handwheel 10 drives the second screw mandrel 16, unclamp lock-screw 20 and remove timing belt 11, shaking second direction operation handwheel 10 is
Movement in vertical direction can be achieved.
To sum up, the invention discloses a kind of fixed obstacle adjusting means, compared with prior art, the adjusting means passes through machine
The mode of electric control realizes that fixed obstacle is moved in the horizontal direction and the vertical direction, and fixed obstacle installs accurate, the one of positioning
In place, positioning precision can reach 0.5mm to step；By arranging the position of motor and line slideway, with the efficiency for being optimal；It is logical
Cross in two parallel lines guide rails of a direction design arrangement and a screw mandrel to ensure that this side up is smooth steady and controllable
The movement of precision；By the selection and design of line slideway auxiliary, the firm of the first governor motion and the second governor motion is effectively ensured
Degree；The adjusting means additionally provides dynamic compensation function, so that the position that hook is hung on crossbeam every time is identical.
The preferred embodiments of the present invention are above are only, any restriction effect is not played to the present invention.Belonging to any
Those skilled in the art, in the range of technical scheme is not departed from, to the invention discloses technical scheme and
Technology contents make the variation such as any type of equivalent substitution or modification, belong to the content without departing from technical scheme, still
Belong within protection scope of the present invention.
Claims (10)
1. a kind of fixed obstacle adjusting means, it is characterised in that including：
Support meanss, the support meanss are connected with first governor motion in x directions and second governor motion in z directions respectively；
First governor motion in x directions, first governor motion include first straight line guide rail, the first sliding block, the first screw mandrel and
First motor, first motor is coaxially disposed with the first screw mandrel, and first motor is connected with one end of the first screw mandrel, described
First straight line guide rail is parallel with the first screw mandrel, and is arranged on the week side of boss of first screw mandrel, first sliding block and described first
Line slideway is slidably connected；
Second governor motion in z directions, second governor motion includes second straight line guide rail, the second sliding block, the second screw mandrel, the
Two motors, the second reductor and timing belt, the bottom plate of the support meanss are fixedly connected with first sliding block, and with described
One wire rod thread is connected, and the second straight line guide rail, the second screw mandrel and the second motor be vertically arranged and be arranged in parallel, and described the
Two sliding blocks are slidably connected with the second straight line guide rail, and the support meanss are fixedly connected with second sliding block, and with it is described
Second wire rod thread is connected, and second motor is connected by the second reductor with second screw mandrel, second reductor
One end away from the second motor is connected by the timing belt with the second screw mandrel；
Crossbeam is linked up with, the hook crossbeam is fixed on the bottom plate of the support meanss, and with the stretching support meanss bottom
The two ends of plate；
Hook, the hook includes the first hook and the second hook, and the upper end of first hook and the second hook is mounted respectively
On the hook crossbeam, lower end is fixed on the fixed obstacle；
Control system, the control system is connected with first motor, the second motor and sensor telecommunications respectively；
The fixed obstacle adjusting means also includes sensor, and the sensor includes first sensor and second sensor, institute
State first sensor and second sensor is each attached on the side plate of the support meanss, the first sensor is hung close to described
One end of hook crossbeam is simultaneously linked up with hook crossbeam center section apart from A for measuring first, and the second sensor is close to institute
State the other end of hook crossbeam and for measuring the second hook with hook crossbeam center section apart from B, wherein,
If A=B, the first governor motion remains stationary of original state,
If A<B, the first governor motion moves the displacement of (A-B)/2 to the direction away from first sensor,
If A>B, the first governor motion is moved to the direction away from second sensor（A-B displacement)/2.
2. obstacle adjusting means is fixed as claimed in claim 1, it is characterised in that first governor motion also includes first
Reductor and horizontal shaft coupling, horizontal shaft coupling and the first reductor connection, first screw mandrel pass sequentially through the water
Flat shaft coupling and the first reductor and first motor connection.
3. fixed obstacle adjusting means as claimed in claim 2, it is characterised in that first screw mandrel by the first bolt,
First nut is connected with one end of the horizontal shaft coupling, and the other end of the horizontal shaft coupling passes through the second bolt, the second spiral shell
It is female to be connected with first reductor.
4. obstacle adjusting means is fixed as claimed in claim 1, it is characterised in that first governor motion also includes first
Direction operation handwheel, the first direction operation handwheel is connected with the other end of the first screw mandrel.
5. obstacle adjusting means is fixed as claimed in claim 1, it is characterised in that two parallel first straight line guide rails
It is separately positioned on the both sides of first screw mandrel.
6. obstacle adjusting means is fixed as claimed in claim 1, it is characterised in that second reductor is away from the second motor
One end there is reductor installing plate, the reductor installing plate is fixed on the top plate of the support meanss.
7. obstacle adjusting means is fixed as claimed in claim 6, it is characterised in that second governor motion also includes second
Direction operation handwheel, the second direction operation handwheel is connected with the second screw mandrel.
8. obstacle adjusting means is fixed as claimed in claim 7, it is characterised in that second governor motion also includes anti-back
Block, for preventing the second motor under tension effect to be fixed on described subtract in the movement of y directions, the side of the anti-back block
On fast machine installing plate, opposite side is fixed on the top plate of the support meanss.
9. the fixation obstacle adjusting means as described in claim any one of 1-8, it is characterised in that the fixed obstacle regulation dress
Putting also includes tank chain, for placing cable.
10. a kind of dynamic compensation method, applied to fixed obstacle adjusting means as claimed in claim 1, it is characterised in that institute
The hook of first sensor measurement first is stated with hook crossbeam center section apart from A, the second sensor measurement second is linked up with
With hook crossbeam center section apart from B,
If A=B, the first governor motion remains stationary of original state,
If A<B, the first governor motion moves the displacement of (A-B)/2 to the direction away from first sensor,
If A>B, the first governor motion is moved to the direction away from second sensor（A-B displacement)/2.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410593939.3A CN104390792B (en) | 2014-10-29 | 2014-10-29 | Fixed obstacle adjusting means and its dynamic compensation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410593939.3A CN104390792B (en) | 2014-10-29 | 2014-10-29 | Fixed obstacle adjusting means and its dynamic compensation method |
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| CN104390792B true CN104390792B (en) | 2017-09-29 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644511B (en) * | 2016-12-19 | 2023-05-26 | 一汽-大众汽车有限公司 | Barrier adjuster and barrier adjusting method |
| CN110864907B (en) * | 2019-11-19 | 2022-04-22 | 吉林大学盐城智能终端产业研究中心 | Vehicle collision testing device and method based on 5G internet of vehicles |
| CN111024411B (en) * | 2019-12-31 | 2021-04-27 | 东风汽车集团有限公司 | Collision tool structure for evaluating vehicle collision performance |
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| JP2010151791A (en) * | 2008-11-25 | 2010-07-08 | Ud Trucks Corp | Collision testing device |
| KR101213310B1 (en) * | 2010-11-24 | 2012-12-18 | 한일이화주식회사 | Barrier net testing apparatus for vehicle |
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| CN104390792A (en) | 2015-03-04 |
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Address after: 201102 Shanghai city Jiading District Anting Road No. 123 Applicant after: SAIC VOLKSWAGEN AUTOMOTIVE COMPANY LIMITED Address before: 201102 Shanghai city Jiading District Anting Road No. 123 Applicant before: Dazhang Automobile Co., Ltd., Shanghai |
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| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |