CN111578806A - Automobile hand operation space measuring device and verification method thereof - Google Patents
Automobile hand operation space measuring device and verification method thereof Download PDFInfo
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- CN111578806A CN111578806A CN202010352509.8A CN202010352509A CN111578806A CN 111578806 A CN111578806 A CN 111578806A CN 202010352509 A CN202010352509 A CN 202010352509A CN 111578806 A CN111578806 A CN 111578806A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0025—Measuring of vehicle parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention discloses an automobile hand operation space measuring device, which is characterized in that: the hand operating device comprises a fixed base, wherein a mobile measuring mechanism is fixedly connected onto the fixed base and a hand operating piece is detachably connected onto the fixed base, the mobile measuring mechanism comprises a mobile measuring block capable of moving along the XYZ direction, and when the hand operating piece is operated by a hand, the mobile measuring block is aligned with the outer contour limit position of the hand. The invention also provides a verification method of the automobile hand operation space measuring device, which is characterized by comprising the following steps: the method comprises the steps of 1) measuring basic hand size parameters; 2) measuring the coordinates of the hand operation activity boundary, and calculating the size of the hand operation space; 3) trial-manufacturing a hand operation piece model and evaluating the comfort thereof; 4) and outputting a result according to the evaluation result. The invention shortens the verification time and reduces the trial-manufacture cost.
Description
Technical Field
The invention relates to the technical field of automobile ergonomic verification, in particular to an automobile hand operation space measuring device and a verification method thereof.
Background
The automobile has a large number of hand operation pieces, the hand operation pieces have a large number of applications in the interior and the exterior of the automobile, and a human body starts to operate the automobile from the beginning of contacting the automobile, such as opening an automobile door, adjusting a seat, adjusting a steering wheel, starting the automobile, opening an air conditioner, operating gear shifting and other series of operations all need to be carried out by using hands. However, in the existing automobile design, a large amount of hand operation interference with the operation part occurs, which is easy to cause discomfort of human body, and the solution adopted by some manufacturers is to adjust the model of the hand operation part on the automobile, make the model, and then perform subjective evaluation to verify whether the adjusted operation space is acceptable or not, if not, the size of the model needs to be readjusted, which results in a longer verification process, and needs to trial manufacture a plurality of hand operation part models, which increases the verification cost.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an automobile hand operation space measuring device and a verification method thereof, which can shorten the verification time and reduce the verification cost.
In order to achieve the above object, the present invention provides a device for measuring a hand-operated space of an automobile, comprising: the hand operating device comprises a fixed base, wherein a mobile measuring mechanism is fixedly connected onto the fixed base and a hand operating piece is detachably connected onto the fixed base, the mobile measuring mechanism comprises a mobile measuring block capable of moving along the XYZ direction, and when the hand operating piece is operated by a hand, the mobile measuring block is aligned with the outer contour limit position of the hand.
Further, unable adjustment base includes the bottom plate, the side reason fixedly connected with hand location curb plate of bottom plate, the middle part of bottom plate is equipped with hand operation spare mounting groove, hand operation spare be located hand operation spare mounting groove and with bottom plate bolted connection.
Furthermore, the mobile measuring mechanism further comprises a Y-direction measuring mechanism fixedly connected with the mobile measuring block, the Y-direction measuring mechanism is connected with a Z-direction measuring mechanism in a sliding mode, the Z-direction measuring mechanism is connected with an X-direction measuring mechanism in a sliding mode, and the X-direction measuring mechanism is fixed on the bottom plate.
Furthermore, the Y-direction measuring mechanism comprises a Y-direction measuring rod provided with scale marks, one end of the Y-direction measuring rod is fixedly connected with the movable measuring block, the middle of the Y-direction measuring rod is connected with the sliding block in a sliding mode, the other end of the Y-direction measuring rod is fixedly connected with a Y-direction limiting block, and Y-direction locking screws are arranged on the sliding block.
Furthermore, the Z-direction measuring mechanism comprises a Z-direction sliding rail provided with scale marks, the Z-direction sliding rail is in sliding connection with the sliding block, the Z-direction sliding rail is hollow in the Y direction, and a Z-direction locking screw is further arranged on the sliding block.
Furthermore, the X-direction measuring mechanism comprises an X-direction measuring rod provided with scale marks, the X-direction measuring rod is fixed on the bottom plate and is in sliding connection with the lower end of the Z-direction sliding rail, and an X-direction locking screw is further arranged at the lower end of the Z-direction sliding rail.
The invention also provides a verification method based on the hand operation space measuring device of the upper automobile, which is characterized by comprising the following steps:
1) respectively measuring basic size parameters of hands without installing hand operation pieces;
2) installing a hand operating piece, operating the hand, measuring the motion boundary coordinates of the hand in the XYZ directions by a mobile measuring mechanism, and calculating the motion space size of the hand;
3) trial-manufacturing a corresponding hand operation part model according to the size of the hand movement space, performing hand operation, and evaluating the operation comfort;
4) if the evaluation result does not meet the comfort requirement, adjusting the size of the hand activity space and returning to the step 3); and if the evaluation result meets the comfort requirement, outputting the hand movement space size of the hand operation piece.
Further, the basic hand size parameters in the step 1) include the length, width and height of the palm, each finger and each finger joint.
Further, in the step 2), a difference value of the motion boundary coordinate values of the hand in the XYZ direction is calculated, and then the hand motion space size is obtained by correcting the hand basic size parameter.
The invention has the beneficial effects that: the verification time is shortened and the verification cost is reduced. The hand operation space size is measured by moving the measuring mechanism, various hand operation pieces are detachably connected to the fixed base to be convenient to replace, a hand operation piece model is trial-manufactured according to the hand operation space size, hand operation and evaluation are carried out on the trial-manufactured model, and therefore a plurality of different models are not required to be trial-manufactured for verification, the trial-manufactured cost is reduced while the test time is shortened.
Drawings
FIG. 1 is a perspective view of the measuring device of the present invention.
The components in the figures are numbered as follows: the hand-operated measuring device comprises a fixed base 1, a bottom plate 101, a hand positioning side plate 102, a hand operation piece mounting groove 103, a movement measuring mechanism 2, a movement measuring block 201, a Y-direction measuring rod 202, a Y-direction limiting block 203, a Y-direction locking screw 204, a sliding block 205, a Z-direction sliding rail 206, a Z-direction locking screw 207, an X-direction measuring rod 208, an X-direction locking screw 209 and a hand operation piece 3.
Detailed Description
The invention will be described in more detail below with reference to the accompanying drawings, which are included to provide a more clear understanding of the invention, but are not intended to limit the invention.
As shown in fig. 1, an automobile hand operation space measuring device is characterized in that: including unable adjustment base 1, the last fixedly connected with of unable adjustment base 1 removes measuring mechanism 2 and can dismantle and be connected with hand operating part 3, removes measuring mechanism 2 and goes up including the removal measuring block 201 that can move along XYZ direction, and when hand operating part 3, removal measuring block 201 aligns with the outline extreme position of hand. When the hand operates the hand operating part, the hand moves ceaselessly, the external contour of the hand has certain moving range in the XYZ direction respectively, the movable measuring blocks are aligned with the limit positions of the external contour of the hand in the XYZ direction respectively, and the coordinates of the limit positions are recorded respectively. And providing measurement data for subsequent calculation of the hand operation space size.
Preferably, the fixing base 1 comprises a bottom plate 101, a hand positioning side plate 102 is fixedly connected to a side edge of the bottom plate 101, and a hand operation piece mounting groove 103 is formed in the middle of the bottom plate 101. Thus, when the basic size of the hand is measured firstly, one end of the hand can be aligned with the positioning side plate to be used as a measuring reference. The hand operation pieces of different types can be replaced in the hand operation piece mounting groove, and the hand operation space sizes of various hand operation pieces can be measured and verified.
Preferably, the movable measuring mechanism 2 further includes a Y-direction measuring mechanism fixedly connected to the movable measuring block 201, the Y-direction measuring mechanism is slidably connected to a Z-direction measuring mechanism, the Z-direction measuring mechanism is slidably connected to an X-direction measuring mechanism, and the X-direction measuring mechanism is fixed to the bottom plate 101. Therefore, the movable measuring block can move in the XYZ direction, and the alignment of the extreme positions of the outer contour of the hand in the XYZ direction is facilitated.
As a preferred scheme, the Y-direction measuring mechanism comprises a Y-direction measuring rod 202 provided with scale marks, one end of the Y-direction measuring rod 202 is fixedly connected with the movable measuring block 201, the middle part of the Y-direction measuring rod is connected with the sliding block 205 in a sliding manner, the other end of the Y-direction measuring rod is fixedly connected with a Y-direction limiting block 203, and a Y-direction locking screw 204 is arranged on the sliding block 205.
Preferably, the Z-direction measuring mechanism comprises a Z-direction slide rail 206 provided with scale marks, the Z-direction slide rail 206 is connected with the slide block 205 in a sliding manner, the Z-direction slide rail 206 is hollow in the Y direction, and the slide block 205 is further provided with a Z-direction locking screw 207.
Preferably, the X-direction measuring mechanism includes an X-direction measuring rod 208 provided with scale marks, the X-direction measuring rod 208 is fixed on the bottom plate 101, the X-direction measuring rod is slidably connected with the lower end of the Z-direction slide rail 206, and the lower end of the Z-direction slide rail 206 is further provided with an X-direction locking screw 209.
The verification method for verifying whether the hand operation space meets the requirement by using the automobile hand operation space measuring device provided by the invention comprises the following steps:
1. without installing the hand operating part 3, a person with a height of 185cm is selected as a verifier, the hand of the person is placed on the bottom plate 101, one end of the hand is attached to the positioning side plate 102 to serve as a measurement reference, and basic size parameters of the hand, including the length, width and height of the palm, each finger and each finger joint, are measured respectively by moving the measuring mechanism 2.
2. Installing a hand operating piece 3, operating the hand, measuring the moving boundary coordinates of the hand in the XYZ directions by the moving measuring mechanism 2, firstly calculating the difference value of the moving boundary coordinate values of the hand in the XYZ directions to obtain the measured value of the size of the hand moving space, and then substituting the measured value into a calculation model according to the basic size parameters of the hand to correct to obtain the size of the hand moving space.
3. And trial-manufacturing a corresponding hand operation part model according to the size of the hand movement space, performing hand operation, evaluating the operation comfort, dividing the evaluation into a plurality of indexes for scoring, finally summarizing the scores of all the indexes, and making score lines meeting the comfort requirement.
4. If the evaluation result does not meet the comfort requirement, adjusting the size of the hand activity space according to the reasons of the discomfort and returning to the step 3); and if the evaluation result meets the comfort requirement, outputting the hand movement space size of the hand operation piece 3, and verifying to be qualified.
The verification method is used for trial-producing the hand operation piece model according to the hand operation space size and carrying out hand operation and evaluation on the trial-produced model, so that verification is carried out without trial-producing a plurality of different models, the test time is shortened, and the trial-produced cost is reduced.
Claims (9)
1. The utility model provides an automobile hand operation space measuring device which characterized in that: the hand-operated measuring device comprises a fixed base (1), wherein a mobile measuring mechanism (2) is fixedly connected to the fixed base (1) and a hand operating piece (3) is detachably connected to the fixed base, the mobile measuring mechanism (2) comprises a mobile measuring block (201) capable of moving along the XYZ direction, and when the hand operating piece (3) is operated by hand, the mobile measuring block (201) is aligned with the outer contour limit position of a hand.
2. The device for measuring the hand operation space of an automobile according to claim 1, wherein: fixing base (1) includes bottom plate (101), the side reason fixedly connected with hand location curb plate (102) of bottom plate (101), the middle part of bottom plate (101) is equipped with hand operating piece mounting groove (103), hand operating piece (3) are located hand operating piece mounting groove (103) and with bottom plate (101) bolted connection.
3. The device for measuring the hand operation space of an automobile according to claim 2, wherein: remove measuring mechanism (2) still include with remove measuring block (201) fixed connection's Y to measuring mechanism, Y has Z to measuring mechanism sliding connection, Z has X to measuring mechanism sliding connection, X is fixed on bottom plate (101) to measuring mechanism.
4. The device for measuring the hand operation space of an automobile according to claim 3, wherein: the Y-direction measuring mechanism comprises a Y-direction measuring rod (202) provided with scale marks, one end of the Y-direction measuring rod (202) is fixedly connected with the movable measuring block (201), the middle of the Y-direction measuring rod is connected with the sliding block (205) in a sliding mode, the other end of the Y-direction measuring rod is fixedly connected with a Y-direction limiting block (203), and a Y-direction locking screw (204) is arranged on the sliding block (205).
5. The device for measuring the hand operation space of an automobile according to claim 3, wherein: the Z-direction measuring mechanism comprises a Z-direction sliding rail (206) provided with scale marks, the Z-direction sliding rail (206) is in sliding connection with the sliding block (205), the Z-direction sliding rail (206) is hollow in the Y direction, and a Z-direction locking screw (207) is further arranged on the sliding block (205).
6. The device for measuring the hand operation space of an automobile according to claim 3, wherein: the X-direction measuring mechanism comprises an X-direction measuring rod (208) provided with scale marks, the X-direction measuring rod (208) is fixed on the bottom plate (101), the X-direction measuring rod is connected with the lower end of the Z-direction sliding rail (206) in a sliding mode, and an X-direction locking screw (209) is further arranged at the lower end of the Z-direction sliding rail (206).
7. The verification method of the automobile hand operation space measuring device based on the claims 1-6 is characterized by comprising the following steps:
1) the hand operation pieces (3) are not installed, and basic size parameters of the hands are measured respectively;
2) installing a hand operating piece (3), operating by hand, measuring the motion boundary coordinates of the hand in the XYZ direction by a mobile measuring mechanism (2), and calculating the motion space size of the hand;
3) trial-manufacturing a corresponding hand operation part model according to the size of the hand movement space, performing hand operation, and evaluating the operation comfort;
4) if the evaluation result does not meet the comfort requirement, adjusting the size of the hand activity space and returning to the step 3); and if the evaluation result meets the comfort requirement, outputting the hand movement space size of the hand operation element (3).
8. The verification method for the automobile hand operation space measuring device according to claim 7, characterized in that: the basic size parameters of the hand in the step 1) comprise the length, width and height of the palm, each finger and each finger joint.
9. The verification method for the automobile hand operation space measuring device according to claim 7, characterized in that: in the step 2), the difference value of the motion boundary coordinate values of the hand in the XYZ direction is calculated firstly, and then the hand motion space size is obtained by correcting the hand basic size parameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010352509.8A CN111578806B (en) | 2020-04-28 | 2020-04-28 | Verification method of automobile hand operation space measuring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010352509.8A CN111578806B (en) | 2020-04-28 | 2020-04-28 | Verification method of automobile hand operation space measuring device |
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| CN111578806A true CN111578806A (en) | 2020-08-25 |
| CN111578806B CN111578806B (en) | 2021-09-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284202A (en) * | 2020-09-15 | 2021-01-29 | 东风汽车集团有限公司 | Device and method for measuring parameters of passenger space in vehicle |
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| DE102010008772A1 (en) * | 2010-02-22 | 2011-08-25 | Schaeffler Technologies GmbH & Co. KG, 91074 | Rotary bearing for wheel of e.g. passenger car, has measuring rod facing sensor that is connected with inner ring in torque-proof manner for measuring rotation of wheel of motor vehicle, where sensor is secured in recess in inner ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284202A (en) * | 2020-09-15 | 2021-01-29 | 东风汽车集团有限公司 | Device and method for measuring parameters of passenger space in vehicle |
| CN112284202B (en) * | 2020-09-15 | 2021-09-28 | 东风汽车集团有限公司 | Device and method for measuring parameters of passenger space in vehicle |
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| CN111578806B (en) | 2021-09-10 |
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