CN213455323U

CN213455323U - HPM calibration device

Info

Publication number: CN213455323U
Application number: CN202022433784.0U
Authority: CN
Inventors: 顾海明; 刘委坤; 娄磊; 张爱法; 王旭; 陈洋; 郑玉玉
Original assignee: China Automotive Technology and Research Center Co Ltd; CATARC Automotive Test Center Tianjin Co Ltd
Current assignee: China Automotive Technology and Research Center Co Ltd; CATARC Automotive Test Center Tianjin Co Ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-15
Anticipated expiration: 2030-10-28

Abstract

The utility model provides a HPM calibration device, including table surface, the back backup pad that is used for supporting seat dummy back that has the baffle of table surface back-and-forth movement relatively, the back backup pad that is used for supporting seat dummy back of table surface back-and-forth movement relatively on the table surface, the baffle is located the place ahead of back backup pad, has the double-layered mouth that holds seat dummy and place between baffle and the back backup pad. HPM calibration device can accurately adjust and fixed seat dummy to can adjust seat dummy's position and angle as required, dummy arrangement space is great, be convenient for installation and regulation, measure accurate, convenient to use.

Description

HPM calibration device

Technical Field

The utility model belongs to the technical field of car bump test, especially, relate to a HPM calibration device.

Background

The HPM (H-Point Machine) is a physical device defined by SAE (society of automotive engineers) for establishing and measuring key vehicle reference points and dimensions, and is widely used in automobile design all over the world. The HPM device can obtain the seating position of the occupant in the vehicle, and is an important device for switching from the seating position to the seat H point. The SgRP point is the most important point among many H points, which is a design hard point (R point) based on which a space design, a view design, and the like of the entire vehicle are performed.

The HPM is an H point measuring device of an automobile seat, is one of automobile seat dummy, and is used for important instrument equipment for measuring parameters such as a three-dimensional H point of the seat, a backrest angle and the like in the design and development of the automobile seat, wherein the H point refers to a connecting point of a human trunk and a thigh in a two-dimensional or three-dimensional human body model sample plate, namely a crotch point. The appearance of the seat dummy needs to be checked, measured and calibrated at intervals or after the seat dummy is impacted and falls off, the measurement of the seat dummy is mostly carried out by adopting a three-coordinate method and measuring by using a feeler gauge, and auxiliary devices such as a tool clamp and the like are needed for assistance in the measurement.

The seat dummy used in the design and development of the automobile seat has the characteristics of complex profile and h-point movable connection between the trunk of the dummy and the thighs of the dummy, and the horizontal and vertical reference planes are required in the measurement of the seat dummy, and the posture of the fixed seat dummy is required to be adjusted, particularly the position relation between the seat dummy and the reference plane. The HPM auxiliary device in the prior art has no surface which can be used as a measurement reference plane, can not accurately adjust and fix a dummy, and can not adjust the position relationship between a seat dummy and the reference plane; in addition, the arrangement space of the dummy is narrow and inconvenient to install, and the problem that the seat dummy is difficult to accurately fix and measure is also existed.

Disclosure of Invention

In view of this, the utility model aims at providing a HPM calibration device to accurately adjust and fix the seat dummy, and can adjust the position and the angle of seat dummy as required, dummy arrangement space is great, is convenient for install and adjust, measures accurately, convenient to use.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

an HPM calibration device comprises a working table, a baffle plate which can move back and forth relative to the working table and a back support plate which can move back and forth relative to the working table and is used for supporting the back of a chair dummy, wherein the baffle plate is positioned in front of the back support plate, and a clamping opening for accommodating the chair dummy is arranged between the baffle plate and the back support plate.

The back support plate is fixed on the front side of the vertical plate, and a probe which is used for contacting the measurement seat dummy and can horizontally move relative to the vertical plate is further fixed on the vertical plate.

Furthermore, a probe seat is fixed on the front wall of the vertical plate, and the front wall of the probe seat is connected with the probe in a sliding manner.

Furthermore, the antetheca of probe seat is equipped with the probe slide, and the probe passes through probe slide and probe seat sliding connection, and then realizes that the probe can be to the relative board horizontal migration.

Further, the probe is used for contacting and measuring relevant data of the seat dummy.

Furthermore, both sides of the back support plate are provided with at least one probe.

Furthermore, the probes are arranged on the two sides of the back support plate, and the vertical heights of the tops of the probes on the same side of the back support plate and the working table top are different.

Further, table surface's top interval is fixed with two curb plates, the both ends of riser all with curb plate sliding connection, one side that the riser was kept away from to two curb plates all is equipped with lifting unit.

Furthermore, the lifting assembly comprises a pulley fixed on the upper part of the vertical plate, and further comprises a balancing weight and a laser measuring block which are respectively positioned on two sides of the pulley, wherein a laser measuring point for laser measuring the seat dummy is arranged on the laser measuring block.

Furthermore, the balancing weight is connected with the laser measuring device through a rope, and the rope bypasses the pulley.

Furthermore, the back support plate is arranged on the back of the worktable, and the back support plate is fixed on the top of the worktable.

Furthermore, one side of each of the two side plates, which is far away from the vertical plate, is provided with a display screen.

Furthermore, an upper blocking rod clamping block used for fixing the top of the seat dummy is arranged above the back supporting plate.

Further, a slide way is arranged on the working table, the vertical plate is connected with the working table in a sliding mode through the slide way, a slide rail is arranged on the working table, and the baffle is connected with the working table in a sliding mode through the slide rail.

Compared with the prior art, HPM calibration device have following advantage:

(1) HPM calibration device, can accurately adjust and fixed seat dummy to can adjust seat dummy's position and angle as required, dummy arrangement space is great, be convenient for install and adjust, measure accurate, convenient to use.

(2) HPM calibration device, come the front fixed seat dummy through adjusting the position of baffle, adjust the angle of seat dummy back through the position of adjustment back backup pad, position and the angle of adjustment seat dummy that can be nimble convenient realize accurate measurement, application scope is wide.

(3) HPM calibration device, can adjust the position of laser survey point as required, it is more nimble accurate to measure the position.

(4) HPM calibration device, can adjust the position of probe as required for measuring position is more accurate, measuring result is more accurate.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic diagram of an HPM calibration apparatus according to an embodiment of the present invention.

Description of reference numerals:

1-a gear lever clamping block; 2-standing the plate; 21-a probe seat; 211-a probe; 22-back support plate; 3-a display screen; 4-a lifting assembly; 41-a pulley; 42-a counterweight block; 43-laser measuring block; 5-a working table surface; 51-a reference plate; 52-a baffle; 6, a motor; 7-side plate.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Unless otherwise specifically stated or limited, the term "fixedly connected" may be a commonly used fixedly connected manner such as a plug, a weld, a threaded connection, a bolt connection, etc. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The HPM calibration device comprises a working table surface 5, wherein a baffle plate 52 which can move back and forth relative to the working table surface 5 and a back support plate 22 which can move back and forth relative to the working table surface 5 and is used for supporting the back of a chair dummy are arranged on the working table surface 5, the baffle plate 52 is positioned in front of the back support plate 22, and a clamping opening for placing the chair dummy is arranged between the baffle plate 52 and the back support plate 22.

The HPM calibration device can accurately adjust and fix the seat dummy, can adjust the position and the angle of the seat dummy, has larger dummy arrangement space, is convenient to install and adjust, and has accurate measurement and convenient use.

The device also comprises a vertical plate 2 which is in sliding connection with the working table surface 5, the back support plate 22 is fixed on the front side of the vertical plate 2, and a probe 211 which is used for contacting the measurement seat dummy and can horizontally move relative to the vertical plate 2 is also fixed on the vertical plate 2.

A probe seat 21 is fixed on the front wall of the vertical plate 2, and the front wall of the probe seat 21 is connected with the probe 211 in a sliding manner.

The antetheca of probe seat 21 is equipped with the probe slide, and probe 211 passes through probe slide and probe seat 21 sliding connection, and then realizes that probe 211 can be relative riser 2 horizontal migration.

The probe 211 can be horizontally moved so that the positions of the plurality of probes 211 can be adjusted as needed in actual measurement, making the measurement more convenient and accurate.

The probe 211 is used to contact and measure data related to the seat dummy.

When the device is connected to an external control system, the probe 211 can transmit the measured data to the control system and display the data on the display 3.

At least one probe 211 is provided on both sides of the back support plate 22.

The probes 211 are arranged in a plurality, the probes 211 are evenly distributed on two sides of the back support plate 22, and the vertical heights of the tops of the probes 211 which are positioned on the same side of the back support plate 22 and the working table surface 5 are different.

The plurality of probes 211 are respectively positioned at both sides of the back support plate 22, and the tops of the plurality of probes 211 positioned at the same side of the back support plate 22 have different vertical heights from the work table 5. The probes 211 can measure the numerical values of different positions of the seat dummy, and the measuring result is more accurate.

Two side plates 7 are fixed at the top of the working table surface 5 at intervals, two ends of the vertical plate 2 are connected with the side plates 7 in a sliding mode, and a lifting assembly 4 is arranged on one side, away from the vertical plate 2, of each of the two side plates 7.

The lifting assembly 4 comprises a pulley 41 fixed on the upper part of the vertical plate 2, and further comprises a balancing weight 42 and a laser measuring block 43 which are respectively positioned on two sides of the pulley 41, wherein a laser measuring point for laser measuring the seat dummy is arranged on the laser measuring block 43.

The counterweight 42 is connected with the laser measuring device through a rope, and the rope passes around the pulley 41.

Through the weight of adjustment balancing weight 42, can further adjust the position of the laser measuring block 43 of being connected with balancing weight 42, and then adjust the position of the laser measuring point on laser measuring block 43 for can adjust the position of laser measuring point according to the measuring needs during actual measurement, the flexibility is higher.

And a reference plate 51, wherein the reference plate 51 is positioned between the back support plate 22 and the baffle plate 52, and the reference plate 51 is fixed on the top of the working table 5.

The working table surface 5 and the datum plate 51 are used as horizontal and vertical reference planes for measuring the seat dummy, and can better play a role in supporting the seat dummy.

And one side of each side plate 7, which is far away from the corresponding vertical plate 2, is provided with a display screen 3.

An upper stop rod clamping block 1 for fixing the top of the seat dummy is arranged above the back support plate 22.

The upper rail clamp 1 is used to clamp the permanent seat dummy from the top so that the seat dummy can be better fixed.

The working table is characterized in that a slide way is arranged on the working table surface 5, the vertical plate 2 is connected with the working table surface 5 in a sliding mode through the slide way, a slide rail is arranged on the working table surface 5, and the baffle plate 52 is connected with the working table surface 5 in a sliding mode through the slide rail.

The seat dummy is fixed from the front by adjusting the position of the baffle plate 52, the angle of the back of the seat dummy is adjusted by adjusting the position of the back support plate 22, the position and the angle of the seat dummy can be flexibly and conveniently adjusted, accurate measurement is realized, and the application range is wide.

The specific use principle is as follows:

the seat dummy is manually moved to the working table surface 5, the lower part of the seat dummy abuts against the reference plate 51 when the seat angle is adjusted, the upper gear lever clamping block 1 is adjusted to adjust the seat level, and the top of the seat dummy is fixed.

The blocking plate 52 is adjusted to slide on the work table 5 until the blocking plate 52 abuts against the front of the seat dummy, so that the front of the seat dummy is fixed. The adjustment of the shutter 52 can be manually pushing the shutter 52 to slide, or the motor 6 can drive the shutter 52 to slide.

Then the vertical plate 2 is adjusted to slide on the working table surface 5, so that the back support plate 22 pushes the back of the chair dummy, and the back of the chair dummy is adjusted to the angle required by the test. The adjustment of the vertical plate 2 can be manually adjusting the vertical plate 2 to slide, and the motor 6 can also drive the vertical plate 2 to slide.

After the position and the angle of the seat dummy are adjusted, the device is connected with an external control system, the probe 211 is moved as required, when the probe 211 contacts with the seat, the numerical value of the display screen 3 is observed, and the display screen 3 can display the width distance and each coordinate point position.

And then adjusting the lifting component 4, moving the positions of the laser measuring points at the two sides according to the requirement, aligning the laser measuring points to the points to be measured on the seat dummy, and observing the data of the display screen 3.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

HPM calibration device, its characterized in that: comprises a working table top (5), a baffle (52) which can move back and forth relative to the working table top (5) and a back support plate (22) which can move back and forth relative to the working table top (5) and is used for supporting the back of the chair dummy, wherein the baffle (52) is positioned in front of the back support plate (22), and a clamping opening for placing the chair dummy is arranged between the baffle (52) and the back support plate (22).
2. The HPM calibration apparatus of claim 1, wherein: the back support plate (22) is fixed on the front side of the vertical plate (2), and a probe (211) which is used for contacting a measurement seat dummy and can horizontally move relative to the vertical plate (2) is further fixed on the vertical plate (2).
3. The HPM calibration apparatus of claim 2, wherein: the front wall of the vertical plate (2) is fixed with a probe seat (21), and the front wall of the probe seat (21) is connected with the probe (211) in a sliding manner.
4. The HPM calibration apparatus of claim 2, wherein: at least one probe (211) is arranged on each of two sides of the back support plate (22).
5. The HPM calibration apparatus of claim 2, wherein: the back support plate is characterized in that the number of the probes (211) is multiple, the probes (211) are evenly distributed on two sides of the back support plate (22), and the vertical heights of the tops of the probes (211) located on the same side of the back support plate (22) and the distance from the working table top (5) are different.
6. The HPM calibration apparatus of claim 2, wherein: two side plates (7) are fixed at the top of the working table top (5) at intervals, two ends of the vertical plate (2) are connected with the side plates (7) in a sliding mode, and a lifting assembly (4) is arranged on one side, away from the vertical plate (2), of each of the two side plates (7).
7. The HPM calibration apparatus of claim 6, wherein: the lifting assembly (4) comprises a pulley (41) fixed on the upper portion of the vertical plate (2), and further comprises a balancing weight (42) and a laser measuring block (43) which are respectively located on two sides of the pulley (41), wherein a laser measuring point used for laser measuring the seat dummy is arranged on the laser measuring block (43).
8. The HPM calibration apparatus of claim 1, wherein: the back support plate (22) is arranged on the back of the worktable, the back support plate (51) is arranged on the back of the worktable, the back support plate (22) is arranged on the back of the worktable, and the back support plate (52) is fixed on the top of the worktable.
9. The HPM calibration apparatus of claim 6, wherein: one side of each of the two side plates (7) far away from the vertical plate (2) is provided with a display screen (3).
10. The HPM calibration apparatus of claim 1, wherein: an upper blocking rod clamping block (1) used for fixing the top of the seat dummy is arranged above the back support plate (22).