CN209387490U - For measuring the auxiliary rack of automatic foot-mat maximum static friction force - Google Patents
For measuring the auxiliary rack of automatic foot-mat maximum static friction force Download PDFInfo
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- CN209387490U CN209387490U CN201821941082.XU CN201821941082U CN209387490U CN 209387490 U CN209387490 U CN 209387490U CN 201821941082 U CN201821941082 U CN 201821941082U CN 209387490 U CN209387490 U CN 209387490U
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- fixing piece
- measuring
- automatic foot
- static friction
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Abstract
The utility model discloses a kind of for measuring the auxiliary rack of automatic foot-mat maximum static friction force, belongs to auto parts and components technical field of performance test.The auxiliary rack includes: bracket, adjustable shelf, counterweight plummer, pressure head and device for measuring force；The adjustable shelf includes transverse arm and vertical arm, and the both ends of the transverse arm pass through rotation connecting hinge respectively and connect with the vertical arm and the bracket；The pressure head is connect by being fixedly connected with hinge with the vertical arm bottom end；The counterweight plummer is arranged on the vertical arm；The pressure head is connect with the device for measuring force.The utility model provides a kind of automatic foot-mat maximum static friction force measurement auxiliary rack, overcomes not intuitive, indefinite problem by test result caused by driver's subjective feeling automatic foot-mat surface roughness in the prior art.
Description
Technical field
The utility model relates to auto parts and components technical field of performance test, in particular to a kind of for measuring automatic foot-mat
The auxiliary rack of maximum static friction force.
Background technique
During drive routine, driver to automobile carry out emergency brake or accelerate when, can make automatic foot-mat with
Vehicle carpet generates interaction force, and when the active force is greater than the maximum static friction force of foot pad, foot pad and vehicle carpet occur
Relative motion, foot pad generate accumulation, will affect the brake of driver or accelerate operation, bring security risk.Therefore in evaluation vapour
When vehicle foot pad performance, the maximum static friction force of foot pad is also very important index, but lacks measurement foot pad in the prior art
The device of maximum static friction force.
Utility model content
In order to solve problems in the prior art, the utility model provides a kind of for measuring automatic foot-mat maximum static friction
The auxiliary rack of power, main purpose are: open one kind is capable of the measurement foot of drive simulating person's leg exercise in driving procedure
The rack for padding maximum static friction force, makes test condition be more in line with practical operation, measurement result is more acurrate.The technical solution is such as
Under:
It is a kind of for measuring the auxiliary rack of automatic foot-mat maximum static friction force, the rack include: bracket, adjustable shelf,
Counterweight plummer, pressure head and device for measuring force；The adjustable shelf includes transverse arm and vertical arm, the both ends difference of the transverse arm
It is connect by rotation connecting hinge with the vertical arm and the bracket；The pressure head is by being fixedly connected with hinge and the vertical arm
Bottom end connection；The counterweight plummer is arranged on the vertical arm；The pressure head is connect with the device for measuring force.
Further, the pressure head includes T shape installation part and drawing article, and the drawing article is mounted on the T shape installation part
Leading flank, connect with the device for measuring force；The bottom surface of the T shape installation part is rough surface.
Further, the counterweight plummer includes loading end and joint face, and the joint face is equipped with fixation hole, described
Joint face is fixed on the vertical arm.
Further, the rotation connecting hinge includes: the first fixing piece, the second fixing piece and bull stick；Described first is fixed
Part and the second fixing piece include the first mounting ear, and first mounting ear is equipped with bull stick hole, and the bull stick is turned by described
Rod aperture runs through the first mounting ear of first fixing piece and second fixing piece, by first fixing piece and described second
Fixing piece connection.
Further, the hinge that is fixedly connected includes: third fixing piece, connector and shaft；The third fixing piece and
Connector includes the second mounting ear, second mounting ear of the shaft on third fixing piece and connector, by described the
Three fixing pieces are connect by the shaft with the connector；The fixing piece is fixed on the bottom end of the vertical arm, the company
Fitting is fixedly connected with the pressure head.
Further, the bracket includes: pedestal and vertical bar；The pedestal includes support and firm seat, and the support is set
It sets under the vertical bar, carries the vertical bar；The firm seat is connect with the trailing flank of the support；The vertical bar and the branch
Seat junction and the junction of the firm seat and the support, are respectively provided with three angular fixed parts；The vertical bar passes through the rotation
Turn connector to connect with the transverse arm.
Technical solution provided by the embodiment of the utility model has the benefit that
1, the utility model provides a kind of automatic foot-mat maximum static friction force measurement auxiliary rack, overcomes the prior art
In by test result caused by driver's subjective feeling automatic foot-mat surface roughness not intuitive, indefinite problem；
2, the utility model can drive simulating person measure automatic foot-mat most the case where leg exercise in driving procedure
Big stiction, so that measurement result more meets reality；
3, auxiliary rack structure disclosed by the utility model is simple, manufacturing cost is cheap, convenient using operating, and is suitable for promoting
Using.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is provided by the embodiment of the utility model for measuring the structure of automatic foot-mat maximum static friction force auxiliary rack
Schematic diagram；
Fig. 2 is pressure head structure schematic diagram provided by the embodiment of the utility model；
Fig. 3 is rotation connecting hinge structural schematic diagram provided by the embodiment of the utility model；
Fig. 4 is the operation schematic diagram of auxiliary rack provided by the embodiment of the utility model.
In figure: 1, bracket；2, adjustable shelf；3, counterweight plummer；4, pressure head；11, pedestal；12, vertical bar；111, support；
112, seat is consolidated；113, three angular fixed part；21, transverse arm；22, vertical arm；23, connecting hinge is rotated；41, it is fixedly connected with hinge；
42, T shape installation part；43, drawing article；31, loading end；32, joint face；231, the first fixing piece；232, the second fixing piece；
233, bull stick；234, the first mounting ear；411, third fixing piece；412, connector；413, shaft；414, the second mounting ear；5,
Automatic foot-mat；6, carpet.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, implement below in conjunction with the utility model
Attached drawing in example, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this reality
With novel protected range.
In the description of the present invention, it should be understood that term " X-axis " " Y-axis " " Z axis " " vertical " " parallel "
The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.In addition, term " first ", " second " are used for description purposes only, and cannot manage
Solution is indication or suggestion relative importance or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include one or more of the features.In the description of the present invention,
Unless otherwise indicated, the meaning of " plurality " is two or more.
" preceding " in the utility model refers to the direction such as horizontal actuator force in Fig. 4, and " rear " refers to horizontal actuator force
Inverse direction.
The measurement of automatic foot-mat maximum static friction force generallys use the subjective feeling of driver in the prior art, or directly
Apply driving force to the foot pad overlayed on car carpeting and force value of the foot pad with respect to carpet moving when is then measured by dynamometer.But
It is that the first situation above-mentioned causes measurement result indefinite, not intuitive, and there are measurement results not to meet driving for second situation
Member drives the problem of real process.
To solve the above-mentioned problems, as shown in Figure 1, the utility model embodiment provides one kind for measuring automatic foot-mat most
The auxiliary rack of big stiction, comprising: bracket 1, adjustable shelf 2, counterweight plummer 3, pressure head 4 and device for measuring force (do not show
Out).
Wherein, bracket 1 includes: pedestal 11 and vertical bar 12.Pedestal includes support 111 and connected vertically with support 111
Firm seat 112.Support is located under vertical bar, for carrying vertical bar.Firm seat is located at the trailing flank of support, for stablizing auxiliary rack
It is whole, prevent it from tilting backwards.The two sides of the junction of vertical bar and support and the two sides of firm seat and support junction,
Three angular fixed parts are set.
Adjustable shelf 2 includes: transverse arm 21 and vertical arm 22, and transverse arm 21 and vertical arm 22 are connected by rotation connecting hinge 23
It connects, enables transverse arm and vertical arm that relative rotation in one plane occurs centered on rotating connecting hinge, measuring
When, the angle between adjustable transverse arm and vertical arm.
As shown in Fig. 2, pressure head 4, which passes through, is fixedly connected with the bottom end that hinge 41 is connected to vertical arm.Pressure head 4 includes: the installation of T shape
Part 42 and drawing article 43.Drawing article 43 is mounted on the leading flank of T shape installation part 42, for connecting device for measuring force (not shown).T shape
Installation part is for being connected and fixed connection hinge.Further, in order to enable pressure head to be securely disposed on automatic foot-mat, this implementation
The bottom surface of T shape installation part is set rough surface by example, i.e., metal burr is arranged in its bottom surface, can be avoided in this way pressure head and foot pad it
Between relative motion occurs.
As shown in Fig. 2, counterweight plummer 3 is arranged on vertical arm 22.Counterweight plummer 3 includes loading end 31 and connection
Face 32, loading end are equipped with counterweight mounting hole, and joint face is equipped with fixation hole, for being connected and fixed with vertical arm.
As shown in figure 3, rotation connecting hinge 23 includes: the first fixing piece 231, the second fixing piece 232 and bull stick 233.First
It include the first mounting ear 234 on fixing piece 231 and the second fixing piece 232, the first mounting ear is equipped with bull stick hole, and bull stick runs through
First fixing piece and the second fixing piece are connected, and make the first fixing piece by the bull stick hole on the first fixing piece and the second fixing piece
It can be relatively rotated in same plane with the second fixing piece.
As shown in Fig. 2, being fixedly connected with hinge 41 includes: third fixing piece 411, connector 412 and shaft 413.Third is fixed
Part 411 is connect by shaft 413 with connector 412, includes the second mounting ear 414 on third fixing piece 411 and connector 412,
Shaft connects third fixing piece with connector with the second mounting ear on connector through third fixing piece, and makes third fixing piece
It can be relatively rotated in same plane with connector.Fixing piece is fixed on the bottom end of vertical arm, and connector is fixedly connected with pressure head.
Preferably, the counterweight plummer 3 in the present embodiment can slide downward, technical staff can be on vertical arm 22
According to counterweight plummer balance weight corresponding with the adjustment of the distance between hinge is fixedly connected with.Specifically, being arranged on vertical arm
Sliding groove and fixation hole are used for fixed weight plummer.
In auxiliary rack disclosed by the utility model, the thigh of transverse bar drive simulating person, vertical bar drive simulating person's
Shank, the sole of pressure head drive simulating person rotate the joint of connecting hinge drive simulating person leg, are fixedly connected with hinge drive simulating person
Ankle, install on counterweight plummer with the weight for being reused in drive simulating person's leg.So that auxiliary rack can be close to
The stress condition of carpet in the practical driving of driver, it is quiet relative to the maximum of carpet to measure the automatic foot-mat to tally with the actual situation
Frictional force.
Auxiliary rack disclosed by the utility model can select common aluminum profile to build, and materials are easy, build fast.
Based on above-mentioned a kind of for measuring the auxiliary rack of automatic foot-mat maximum static friction force, the utility model is also provided
A kind of measurement method of automatic foot-mat maximum static friction force, includes the following steps:
S01, automatic foot-mat is placed on smooth carpet, the pressure head is placed on the automatic foot-mat；
Angle between S02, the adjustment vertical arm and the transverse arm；
S03, counterweight is installed on the counterweight plummer, device for measuring force is connect with the pressure head；
S04, apply horizontal driving force to the pressure head, when the automatic foot-mat is relative to the carpet moving, read
Take the force value that device for measuring force is measured.
It should be noted that the carpet in the above method is that the interior carpet of automobile can be directed to when measuring test
The type of different vehicle replacement carpets.When for carpet in car select automatic foot-mat when, measure different automatic foot-mats relative to
The maximum static friction force of carpet, the foot pad that can be suitable for for automobile selection.
For the posture and weight of drive simulating person's thigh and shank in practical driving procedure, the utility model will be erected
105 °~110 ° are adjusted to the angle between arm and transverse arm, the present embodiment is preferably 110 °.Guarantee the transverse direction simultaneously
Arm is in a horizontal position, and the counterweight installed on counterweight plummer is the KG of 6.0KG~6.5, and the present embodiment is preferably 6.5KG.Such as
Shown in Fig. 4, to the pressure head apply forward horizontal actuator force (in Fig. 4 the direction of arrow be horizontal actuator force direction), survey
Power device measures the value of applied force, the force value of horizontal actuator force is continuously increased, when the automatic foot-mat is moved relative to the carpet
When dynamic, force value is read.Preferably, the device for measuring force in the present embodiment selects the Intelligent force measuring that can show the relationship of displacement and power
Instrument, reads the relation curve of power and displacement that device for measuring force is measured, and the peak force in curve is the maximal friction of foot pad.
Technical solution provided by the embodiment of the utility model has the benefit that
1, the utility model provides a kind of automatic foot-mat maximum static friction force measurement auxiliary rack, overcomes the prior art
In by test result caused by driver's subjective feeling automatic foot-mat surface roughness not intuitive, indefinite problem；
2, the utility model can drive simulating person measure automatic foot-mat most the case where leg exercise in driving procedure
Big stiction, so that measurement result more meets reality；
3, auxiliary rack structure disclosed by the utility model is simple, manufacturing cost is cheap, convenient using operating, and is suitable for promoting
Using.
All the above alternatives can form the alternative embodiment of the utility model, herein using any combination
No longer repeat one by one.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of for measuring the auxiliary rack of automatic foot-mat maximum static friction force characterized by comprising bracket, adjustable shelf,
Counterweight plummer, pressure head and device for measuring force；The adjustable shelf includes transverse arm and vertical arm, the both ends difference of the transverse arm
It is connect by rotation connecting hinge with the vertical arm and the bracket；The pressure head is by being fixedly connected with hinge and the vertical arm
Bottom end connection；The counterweight plummer is arranged on the vertical arm；The pressure head is connect with the device for measuring force.
2. as described in claim 1 a kind of for measuring the auxiliary rack of automatic foot-mat maximum static friction force, which is characterized in that
The pressure head includes T shape installation part and drawing article, and the drawing article is mounted on the leading flank of the T shape installation part, with the survey
The connection of power device；The bottom surface of the T shape installation part is rough surface.
3. as described in claim 1 a kind of for measuring the auxiliary rack of automatic foot-mat maximum static friction force, which is characterized in that
The counterweight plummer includes loading end and joint face, and the joint face is equipped with fixation hole, and the joint face is fixed on described
On vertical arm.
4. a kind of for measuring the secondary station of automatic foot-mat maximum static friction force as described in any one of claims 1 to 3
Frame, which is characterized in that the rotation connecting hinge includes: the first fixing piece, the second fixing piece and bull stick；First fixing piece and
Second fixing piece includes the first mounting ear, and first mounting ear is equipped with bull stick hole, and the bull stick passes through the bull stick hole
Through the first mounting ear of first fixing piece and second fixing piece, first fixing piece and described second are fixed
Part connection.
5. a kind of for measuring the secondary station of automatic foot-mat maximum static friction force as described in any one of claims 1 to 3
Frame, which is characterized in that the hinge that is fixedly connected includes: third fixing piece, connector and shaft；The third fixing piece and connection
Part includes the second mounting ear, and second mounting ear of the shaft on third fixing piece and connector consolidates the third
Determine part and is connect by the shaft with the connector；The fixing piece is fixed on the bottom end of the vertical arm, the connector
It is fixedly connected with the pressure head.
6. a kind of for measuring the secondary station of automatic foot-mat maximum static friction force as described in any one of claims 1 to 3
Frame, which is characterized in that the bracket includes: pedestal and vertical bar；The pedestal includes support and firm seat, and the support setting exists
Under the vertical bar, the vertical bar is carried；The firm seat is connect with the trailing flank of the support；The vertical bar and the support connect
The junction for meeting place and the firm seat and the support, is respectively provided with three angular fixed parts；The vertical bar is connected by the rotation
Hinge is connect to connect with the transverse arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821941082.XU CN209387490U (en) | 2018-11-23 | 2018-11-23 | For measuring the auxiliary rack of automatic foot-mat maximum static friction force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821941082.XU CN209387490U (en) | 2018-11-23 | 2018-11-23 | For measuring the auxiliary rack of automatic foot-mat maximum static friction force |
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| Publication Number | Publication Date |
|---|---|
| CN209387490U true CN209387490U (en) | 2019-09-13 |
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| CN201821941082.XU Active CN209387490U (en) | 2018-11-23 | 2018-11-23 | For measuring the auxiliary rack of automatic foot-mat maximum static friction force |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357998A (en) * | 2018-11-23 | 2019-02-19 | 汽-大众汽车有限公司 | For measuring the auxiliary rack and measurement method of automatic foot-mat maximum static friction force |
-
2018
- 2018-11-23 CN CN201821941082.XU patent/CN209387490U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357998A (en) * | 2018-11-23 | 2019-02-19 | 汽-大众汽车有限公司 | For measuring the auxiliary rack and measurement method of automatic foot-mat maximum static friction force |
| CN109357998B (en) * | 2018-11-23 | 2024-03-26 | 一汽-大众汽车有限公司 | Auxiliary rack for measuring maximum static friction force of automobile foot pad and measuring method |
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