JP4458624B2 - Vehicle door open / close inspection device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a vehicular door open / close inspection apparatus for inspecting the open / closed state of a door at a vehicle assembly line, an inspection site, or the like after the door is attached to a body.
[0002]
[Prior art]
If there is an assembly error or deformation of the hinge part on the door body, the door closing load changes, so the door opening / closing speed is detected to inspect the door body mounting quality. Therefore, conventionally, the opening / closing speed of the door is detected by using a speed detector as disclosed in, for example, Japanese Patent Laid-Open No. 4-50771.
[0003]
[Problems to be solved by the invention]
However, when the door closing load is larger than the predetermined value, even if the door is closed in the closing direction with the operation force normally required to fully close the door, the door does not become fully closed but is in a half-door state. In such a state inspection, since the worker visually confirms in the past, the number of man-hours of the worker is increased.
[0004]
The present invention has been made in view of such circumstances, and can detect the opening / closing speed of the door and can detect the half-door state, and can automate the inspection of the door opening / closing state. An object of the present invention is to provide a vehicle door open / close inspection device that can be improved.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, the invention according to claim 1 is directed to a door-side movable member that is detachably attached to an outer peripheral portion of a door that is detachably attached to the body, and a stationary member provided on the body or the body. A pair of body-side fixing members that are detachably attached, and a pair that are disposed on a virtual arc centered on the rotational axis of the door and are fixed to one of the door-side movable member and the body-side fixing member. And the door-side movable member that can detect the detected portions and keep detecting one of the detected portions when the door is in a half-door state. And a detector attached to the other of the body-side fixing members, and a door opening / closing operation speed based on a detection timing difference when the detector sequentially detects the detected parts. Characterized in that as well as calculating a and a calculation unit for determining that the which is one of the basis to remain the detector detects door ajar state of the two detection target portion.
[0006]
According to such a configuration of the first aspect of the present invention, when the door is opened and closed, the detector opens the pair of detected portions with a time interval in accordance with the rotation of the door side rotation member together with the door. It is possible to calculate the opening / closing operation speed of the door by the arithmetic unit based on the detection timing difference when the detected parts are detected by the detector in order, When one of the detectors remains detected, it is determined that the arithmetic unit is in a half-door state, so that it is possible to reliably detect the half-door state without visual confirmation by an operator. The door opening / closing state inspection can be automated in combination with the opening / closing speed detection, thereby improving the quality control of the door assembly portion.
[0007]
Further, the invention according to claim 2 is slidably fitted into a gap formed between the body or the stationary member and the door in addition to the structure of the invention according to claim 1. A pair of positioning tools each having a fitting protrusion; a connecting means provided between the positioning tools so that connection and release of the positioning tools can be switched; and the both positioning tools connected to each other by the connecting means. to the door-side movable member and the body-side fixing member from both sides thereof with a positionable holding, the door-side movable as the two positioning jig during uncoupling of the connecting means to allowed to separated along said gap The positioning of the member and the body-side fixing member is canceled so that the door-side movable member and the body-side fixing member and the positioning tool Characterized in that it comprises a positioning and holding means provided is.
[0008]
According to the configuration of the invention described in claim 2, the pair of positioning members in which the door-side movable member and the body-side fixing member are disposed on both sides of the members and are connected to each other by the connecting means. It is possible to correctly position the relative position of the door-side movable member and the body-side fixing member by positioning and holding the tool with the positioning and holding means, and the fitting protrusions of both the positioning tools are fitted into the gap. The door-side movable member and the body-side fixed member in the positioned state can be attached to the door and the body or stationary member, and then the connection of the connecting means is released and both positioning tools are slid along the gap. By moving the doors apart from each other, the positioning holding by the positioning holding means is released, and the door side movable for inspecting the door opening / closing status Set of wood and the body-side fixing member will be is completed, it is possible to improve the workability for opening and closing the inspection.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below based on one embodiment of the present invention shown in the accompanying drawings.
[0010]
1 to 8 show an embodiment of the present invention. FIG. 1 is a side view of a vehicle in a state in which an opening / closing inspection device is mounted on a rear side door, and FIG. 3 is a sectional view taken along line 3-3 in FIG. 2, FIG. 4 is a sectional view taken along line 4-4 in FIG. 3, FIG. 5 is a sectional view corresponding to FIG. 3 in a half-door state, and FIG. FIG. 7 is a cross-sectional view corresponding to FIG. 4 in a state where the connection of the pair of positioning tools is released, and FIG. 8 is a view taken in the direction of arrow 8 in FIG.
[0011]
1, in the assembly line of the vehicle manufacturing factory, the front side door DF and the rear side door DR are attached to the body B to assemble the vehicle V. After the assembly of the vehicle V is completed, for example, the rear side door In inspecting the open / close state of the DR, the open / close inspection device 15 is mounted between the rear side door DR and the body B.
[0012]
2 to 4, the open / close inspection device 15 includes a flat door-side movable member 16 that is detachably attached to the rear outer periphery of the rear side door DR, and a flat body side that is detachably attached to the body B. A fixed member 17, a pair of detected portions 18 and 19 fixed to the door-side movable member 16, and a detector 20 attached to the body-side fixed member 17 that can detect the detected portions 18 and 19. A pair of positioning tools 21 and 22 that can be mounted between the rear side door DR and the body B on both sides of the door-side movable member 16 and the body-side fixing member 17, and connection and connection of the positioning tools 21 and 22. The connecting means 23 provided between the positioning tools 21 and 22 so that the release can be switched, the door-side movable member 16, the body-side fixing member 17, and the positioning tools 21. And a positioning and holding means 24, 25 provided respectively between 22.
[0013]
When the rear side door DR is closed, a gap 26 is generated between the rear side door DR and the body B. The door side movable member 16 and the body side fixing member 17 are arranged with the gap 26 interposed therebetween. The door side movable member 16 is attached with, for example, three suction cups 27, 27... To enable detachable attachment to the rear side door DR. In order to enable detachable attachment to B, for example, three suction cups 28, 28... Are attached.
[0014]
Fixed to the door-side movable member 16 is a detected member 29 that is formed in a substantially U-shape that opens to the opposite side of the rotation axis in a plane orthogonal to the rotation axis of the rear side door DR. The detected parts 18 and 19 are arranged at both ends of the detected member 29 so as to be spaced apart from each other on a virtual arc 30 (see FIG. 3) centering on the rotation axis of the rear side door DR. Formed.
[0015]
The body-side fixing member 17 has a support member 31 formed in a substantially U shape, and the detected parts 18 and 19 sequentially pass between the both ends of the support member 31 when the rear side door DR is opened and closed. Thus, the detector 20 is provided on the support member 31.
[0016]
The detector 20 is composed of, for example, a light emitting element 32 such as a light emitting diode and a light receiving element 33 such as a photodiode or a phototransistor. The light emitting element 32 is attached to one end portion of the support member 31. The light receiving element 33 is attached to the other tip of the support member 31 so as to face the light emitting element 32.
[0017]
According to this detector 20, when the rear side door DR is opened and closed, the light-emitting element 32 and the light-receiving element 33 are blocked by the detected parts 18 and 19, so that the detected parts 18 and 19 can be detected. It is. Moreover, the detected parts 18 and 19 sequentially pass through the detector 20 when the rear side door DR is operated to the closed side from the open state to the fully closed state, but when the rear side door DR is operated from the open state to the closed side, When the door DR stops in the half-door state, as shown in FIG. 5, the one detected portion 19 is arranged on the door-side movable member 16 so as to remain detected by the detector 20.
[0018]
A detection signal from the detector 20 is input to the arithmetic unit 34, and a calculation result by the arithmetic unit 34 is displayed on the display device 35. Thus, when the rear side door DR is operated from the open state to the closing side, and the closing speed of the rear side door DR is low, as shown in FIG. When the detector 20 outputs a signal with a relatively large time difference between them, while the closing speed of the rear side door DR is high, as shown in FIG. 6B, the detection timing of the detected parts 18 and 19 is detected. The detector 20 outputs a signal with a relatively small time difference between them, and the arithmetic unit 34 uses the rear side door based on the detection timing difference when the detectors 20 sequentially detect the detected parts 18 and 19. Calculate the opening / closing operation speed of DR.
[0019]
When the rear side door DR is in a half-door state during the operation from the open state to the close side, the detector 20 detects one of the detected parts 18 and 19 as shown in FIG. The arithmetic unit 34 determines that the rear side door DR is in the half-door state based on the fact that the detector 20 remains detected.
[0020]
Thus, the display device 35 can display the operating speed of the rear side door DR toward the closing side, and when the arithmetic unit 34 determines that the operating speed is equal to or lower than the set value, and the rear side door. When the arithmetic unit 34 determines that the DR is in the half door state, a display indicating an abnormal state is made.
[0021]
Referring to FIGS. 7 and 8 together, the pair of positioning tools 21 and 22 are formed of, for example, a synthetic resin, and can be inserted into and removed from the gap 26 generated between the body B and the rear side door DR. In addition, fitting protrusions 36 and 37 that are slidably fitted are provided integrally with the positioning tools 21 and 22, respectively. Further, on both sides of the positioning tools 21 and 22, fitting grooves 38, 38, 39, and 39 are provided to slidably fit the side portions of the door side movable member 16 and the body side fixing member 17 on the gap 26 side. .
[0022]
The positioning holding means 24 is provided between the positioning tool 21 and the door side movable member 16 and the body side fixing member 17, and is on the door side along the longitudinal direction of the gap 26 between the rear side door DR and the body B. A holding member 40 fixed to one end of the movable member 16; a holding member 41 fixed to a portion corresponding to the holding member 40 at one end of the body-side fixing member 17 along the longitudinal direction of the gap 26; It is comprised by the to-be-fitted part 21a and 21a provided in the both sides of the tool 21. FIG.
[0023]
The holding members 40 and 41 are each formed in a plate shape having a substantially L-shaped cross section orthogonal to the longitudinal direction of the holding members 40 and 41, and the door-side movable member 16 and the body-side fixing member 17. extend respectively along the one side, and its holding member 40, 41, between the door-side movable member 16 and the body-side fixing member 17, removably grooves are respectively formed positioning member 21 from above . The holding members 40 and 41 are arranged so as to be inclined away from the gap 26 toward the positioning tool 21 along the longitudinal direction of the gap 26, so that the door-side movable member 16 and the body-side fixing member 17 Each is fixed. Also, the fitted portion 21a, 21a, the the two holding members 40 and 41, in the groove between the door-side movable member 16 and the body-side fixing member 17, the door-side movable member 16 and the body-side fixing member 17 These are formed on both sides of the positioning tool 21 on the holding members 40 and 41 side so that they can be removably fitted from the outer side along the gap 26.
[0024]
The positioning holding means 25 is provided between the positioning tool 22 and the door-side movable member 16 and the body-side fixing member 17, and is a door along the longitudinal direction of the gap 26 between the rear side door DR and the body B. A holding member 42 fixed to the other end portion of the side movable member 16 and a holding member 43 fixed to a portion corresponding to the holding member 42 at the other end portion of the body side fixing member 17 along the longitudinal direction of the gap 26. And fitted portions 22 a and 22 a provided on both sides of the positioning tool 22.
[0025]
The holding members 42 and 43 are each formed in a plate shape having a substantially L-shaped cross section orthogonal to the longitudinal direction of the holding members 42 and 43, and the door-side movable member 16 and the body-side fixing member 17. extend respectively along the one side, and its holding member 42 and 43, between the door-side movable member 16 and the body-side fixing member 17, removably grooves are respectively formed positioning member 22 from below . The holding members 42, 43 are arranged so as to be inclined away from the gap 26 toward the positioning tool 22 side along the longitudinal direction of the gap 26, so that the door-side movable member 16 and the body-side fixing member 17 are arranged. Each is fixed. Also, the fitted portion 22a, 22a, the the two holding members 42 and 43, in the groove between the door-side movable member 16 and the body-side fixing member 17, the door-side movable member 16 and the body-side fixing member 17 These are formed on both sides of the positioning tool 22 on the holding members 42 and 43 side so that they can be removably fitted from the outer side along the gap 26.
[0026]
The connecting means 23 includes a pair of support posts 46 and 47 whose base ends are fixed to the positioning tools 21 and 22, and handles 48 and 47 that are formed in a rod shape by, for example, synthetic resin and are fixed to the tips of the support posts 46 and 47, respectively. 49, a connecting shaft 50 having one end fixed to one handle 48 and capable of being removably fitted into a bottomed fitting hole 52 provided in the other handle 49, and the connecting shaft 50 And an operation mechanism 51 capable of switching between a state in which the other end of the connecting shaft 50 is fitted in the fitting hole 52 and a state in which the other end of the connecting shaft 50 is allowed to be detached from the fitting hole 52. .
[0027]
An engaging recess 53 is provided at the other end of the connecting shaft 50, and the operation mechanism 51 switches between engaging and disengaging the connecting shaft 50 fitted in the fitting hole 52 with respect to the engaging recess 53. It is configured as possible.
[0028]
In other words, the operating mechanism 51 is capable of engaging with the lever 54 whose intermediate portion is supported by the handle 49 by the support shaft 55 having an axis orthogonal to the axis of the connecting shaft 50, and one end of the lever 44. An engagement member 56 coupled to the engagement member 56, and a spring 57 provided between the lever 54 and the engagement member 56 by exerting a spring force that urges the engagement member 56 in a direction to engage the engagement recess 53. A spring 58 provided between the other end of the lever 54 and the handle 49 by exerting a spring force on one side of the lever 44 close to the engagement recess 53, and the lever 54 against the spring force of the spring 58 The operation button 59 is supported by the handle 49 so as to be able to push in the other end thereof, and the operation button 59 projects from the handle 49 to the door side movable member 16 and the body side fixing member 17.
[0029]
According to such connecting means 23, both positioning from both sides of the door-side movable member 16 and the body-side fixing member 17 in order to position and hold the door-side movable member 16 and the body-side fixing member 17 on both positioning tools 21, 22. By bringing the tools 21 and 22 close to each other, the engaging member 56 is engaged with the engaging recess 53 of the connecting shaft 50 fitted in the fitting hole 52, so that the connecting state of both positioning tools 21 and 22 is changed. In order to release the connected state, it is only necessary to push the operation button 59. Then, the engaging member 56 is detached from the engaging recess 53, and the connecting shaft 50 is removed from the fitting hole 52. The connection between the positioning tools 21 and 22 can be released by pulling them out.
[0030]
Next, the operation of this embodiment will be described. The door side movable member 16 is detachably attached to the rear outer peripheral portion of the rear side door DR, and the body side fixing member 17 corresponding to the door side movable member 16 is attached to and detached from the body B. Mounted as possible. In addition, a pair of detected parts 18 and 19 arranged on the virtual arc 30 centered on the rotation axis of the rear side door DR with a space therebetween are fixed to the door side movable member 16, and the detected parts 18, 19, and when the rear side door DR is in a half-door state, the detector 20 is attached to the body side fixing member 17 so that one of the detected parts 18 and 19 remains detected. In the arithmetic unit 34 that is attached and to which the detection signal of the detector 20 is input, the opening / closing operation of the rear side door DR is performed based on the detection timing difference when the detector 20 sequentially detects the detected parts 18 and 19. The speed is calculated, and it is determined that the rear side door DR is in the half door state based on the fact that the detector 20 remains detecting one of the detected parts 18 and 19. That.
[0031]
That is, it is possible to reliably detect the half-door state of the rear side door DR without the visual confirmation of the worker, and the inspection of the door opening / closing state is made more reliable in combination with the detection of the opening / closing speed of the rear side door DR. Thereby, the quality control of the door assembly part can be improved.
[0032]
Further, between the pair of positioning tools 21 and 22 each having fitting protrusions 36 and 37 that are slidably fitted in a gap 26 generated between the body B and the rear side door DR, 21 , 22 can be switched and connection means 23 can be switched, and the door-side movable member 16 and the body-side fixing member 17 are connected to both positioning tools 21 and 22 connected to each other by the connection means 23 from both sides. Positioning that can hold the positioning and releases the positioning and holding of the door-side movable member 16 and the body-side fixing member 17 in accordance with moving the positioning tools 21 and 22 apart along the gap 26 when the connecting means 23 is released. Holding means 24 and 25 are provided between the door-side movable member 16 and the body-side fixing member 17 and the positioning tools 21 and 22, respectively.
[0033]
Accordingly, the door-side movable member 16 and the body-side fixing member 17 are positioned and held by the pair of positioning tools 21 and 22 that are arranged on both sides of the members 16 and 17 and are connected to each other by the connecting means 23. By positioning and holding the means 24 and 25, the relative positions of the door-side movable member 16 and the body-side fixing member 17 can be correctly positioned, and the fitting protrusions 36 and 37 of the positioning tools 21 and 22 are used. Can be attached to the rear side door DR and the body B of the door-side movable member 16 and the body-side fixing member 17 that are positioned.
[0034]
Further, by releasing the connection of the connecting means 23 and sliding the positioning tools 21 and 22 along the gap 26 so as to be separated from each other, the positioning and holding by the positioning and holding means 24 and 25 is released. The setting of the door side movable member 16 and the body side fixing member 17 for inspecting the opening / closing state of the DR is completed, and the workability for the opening / closing inspection can be improved.
[0035]
Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various design changes can be made without departing from the present invention described in the claims. It is.
[0036]
For example, the open / close state of the front side door DF can be inspected by the open / close inspection device 15 of the present invention, and the body side fixing member 17 can be stopped when the front side door DF is opened / closed. What is necessary is just to attach to the rear side door DR of the fully closed state as a stationary member provided in the body B so that attachment or detachment is possible.
[0037]
In the above embodiment, the pair of detected portions 18 and 19 are provided on the door-side movable member 16 and the detector 20 is attached to the body-side fixing member 17, but the pair of detected portions 18 and 19 are on the body side. The detector 20 may be attached to the door-side movable member 16 provided on the fixed member 17.
[0038]
【The invention's effect】
As described above, according to the first aspect of the present invention, it is possible to reliably detect the half-door state without the visual confirmation of the worker, and the door opening / closing state inspection is performed in combination with the door opening / closing speed detection. It can be automated and the quality control of the door assembly can be improved.
[0039]
According to the second aspect of the present invention, the workability for the open / close inspection can be improved.
[Brief description of the drawings]
FIG. 1 is a side view of a vehicle in a state where an open / close inspection device is mounted on a rear side door.
FIG. 2 is an enlarged view of a portion indicated by an arrow 2 in FIG.
3 is a cross-sectional view taken along line 3-3 of FIG.
4 is a cross-sectional view taken along line 4-4 of FIG.
FIG. 5 is a cross-sectional view corresponding to FIG. 3 in a half door state.
FIG. 6 is a diagram showing a detection signal by a detector.
FIG. 7 is a cross-sectional view corresponding to FIG. 4 in a state in which a pair of positioning tools is disconnected.
8 is a view taken in the direction of arrow 8 in FIG. 7;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 15 ... Opening / closing inspection apparatus 16 ... Door side movable member 17 ... Body side fixing member 18, 19 ... Detected part 20 ... Detector 21,22 ... Positioning tool 23 ... Connecting means 24, 25 ... Positioning / holding means 26 ... Clearance 30 ... Virtual arc 34 ... Arithmetic units 36, 37 ... Fitting projection B ... Body DR ... Rear side door

Claims (2)

  A door-side movable member (16) that is detachably attached to the outer periphery of a door (DR) that is detachably attached to the body (B), and a stationary member provided in the body (B) or a detachable member to the body (B). A body-side fixing member (17) that can be attached to the door-side movable member (16) and the door-side movable member (16) arranged on the virtual arc (30) centering on the rotation axis of the door (DR) at an interval. A pair of detected parts (18, 19) fixed to one of the body-side fixing members (17) and the detected parts (18, 19) can be detected and the door (DR) Detection that is attached to the other of the door-side movable member (16) and the body-side fixing member (17) so that one of the detected parts (18, 19) remains detected when in the half-door state. vessel( 0) and the opening / closing operation speed of the door (DR) based on the detection timing difference when the detector (20) sequentially detects the detected parts (18, 19) and the detected both An arithmetic unit (34) for determining that the one part (18, 19) is in a half-door state based on the fact that one of the detectors (20) remains detected. Opening and closing inspection device. A pair having fitting protrusions (36, 37) that are slidably fitted in the gap (26) generated between the body (B) or the stationary member and the door (DR). Positioning tools (21, 22),
A connecting means (23) provided between the positioning tools (21, 22) so that the connection and release of the positioning tools (21, 22) can be switched;
The door-side movable member (16) and the body-side fixing member (17) can be positioned and held from both sides of the positioning tools (21, 22) connected to each other by the connecting means (23) . The door-side movable member (16) and the body-side fixing member (17) are moved in response to releasing the positioning tools (21, 22) along the gap ( 26 ) when the connection means (23) is released. Positioning and holding means (24, 24) provided between the door-side movable member (16) and the body-side fixing member (17) and the positioning tools (21, 22), respectively, so as to release the positioning and holding. characterized in that it comprises a 25) and opening and closing the inspection apparatus of a door for a vehicle according to claim 1, wherein.

Images