CN208350031U - A kind of high-speed train body side wall type face automatic detection device - Google Patents
A kind of high-speed train body side wall type face automatic detection device Download PDFInfo
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- CN208350031U CN208350031U CN201821093885.4U CN201821093885U CN208350031U CN 208350031 U CN208350031 U CN 208350031U CN 201821093885 U CN201821093885 U CN 201821093885U CN 208350031 U CN208350031 U CN 208350031U
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- side wall
- snap
- gauge
- guide rail
- idler wheel
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Abstract
The utility model relates to a kind of high-speed train body side wall type face automatic detection devices, belong to the automatic measurement technique field of mechanical equipment, including guide rail mechanism, mobile mechanism and side wall testing agency, the guide rail mechanism is located at the two sides of side wall, the guide rail mechanism is multiple groups, multiple groups guide rail mechanism, which joins end to end, is distributed in entire side wall length two sides, is used to support the mobile mechanism and moves above entire side wall length；The side wall testing agency is set in the mobile mechanism, the side wall testing agency includes snap-gauge, the snap-gauge vertical distribution is above side wall, the lower end surface of the snap-gauge is provided with and the consistent curved surface in side wall type face to be measured, it is corresponded on the curved surface and is provided with multiple grooves in the middle part of side wall weld and each side wall part, be provided with laser range sensor in each groove.The automation of side wall detection, precision may be implemented in the utility model, and can be suitably used for different shaped face, the detection of various sizes of side wall.
Description
Technical field
The utility model relates to a kind of high-speed train body side wall type face automatic detection devices, belong to the automatic of mechanical equipment
Detection technique field.
Background technique
High-speed train body appearance welding quality quality directly influences the high speed and safety of bullet train driving process
Property, it is the content that strict control is needed in car body manufacturing process.Wherein side wall is the important component in car body two sides type face, by
Four pieces more than 20 meters long of hollow extruded aluminium latten profile and pier sheathing is welded, due to side wall two-sided welding and weld seam
It is long, material property reason is added, so that postwelding welding deformation is very big, needs to detect the deformation of appearance type face in time to carry out
Adjusting.Existing detection mode is transferred to detection station region after the completion of being that typically in sidewall welding, utilizes simple type face snap-gauge
Selection type face section carries out manual measurement strap clamp type face and side wall type interplanar distance, the acquisition side-wall welding deformation compared with normal pitch
Then data carry out adjusting to excessive welding deformation region using flame baking.This manual detection mode is relatively rough, surveys
The disadvantages of accuracy of measurement is up to 0.5mm, and large labor intensity low there are detection accuracy.
Application No. is 201010603316.1 Chinese patent documents, disclose a kind of detection of vehicle body side wall assembling station
Device and detection method, second including the anti-dress station positioning surface of the first testing agency and detection for detecting formal dress station positioning surface
Testing agency.First testing agency includes formal dress detection body and two the first scales；The upper surface of formal dress detection body is flat
Face, lower surface are measuring surface, and the both ends of side are respectively arranged with the first scale, which detects this perpendicular to formal dress
The upper surface of body.Second testing agency includes anti-dress detection body and two the second scales.The upper surface of anti-dress detection body is
Plane, lower surface are measuring surface；And two the second scales are set to the both ends of anti-dress detection body side.The detection device
The transverse deflection of any positioning surface in assembling station, longitudinal straightness and curvature preferably can be detected and be adjusted, is avoided
Cumulative errors when detection.But the program is still artificial detection, haves the shortcomings that detection efficiency is low, detection accuracy is low.
Application No. is 201710909740.0 Chinese patents, disclose a kind of multiple spot detection horizontal testing agency of steel plate,
Including rack, the middle top surface of the top plate of the rack is fixed with detection and places level board, and the two sides of the top plate of rack are fixed with
Support plate, detection are placed level board and are between two support plates, and the rear and front end of the inner sidewall of support plate is fixed with adjustable plate,
The both ends of drive screw are hinged on two adjustable plates, and mobile motor, mobile electricity are fixed on the lateral wall of one of adjustable plate
The output shaft of machine is splined shaft, and in the splined hole that one end of drive screw has, movable plate is in detection and puts splined shaft sleeve
It sets the surface of level board and is between two support plates, two drive screws are screwed onto the two sides of movable plate, movable plate
Bottom surface be fixed with multiple laser range sensors, the test side of laser range sensor places the top of level board against detection
Face.The testing agency drives drive screw rotation by mobile motor, to drive being equipped with of being threadedly coupled with drive screw sharp
The movable plate of ligh-ranging sensor is mobile, but since drive screw cannot be too long, movable plate moving distance is shorter, can only realize small
The detection of area steel plate can not be applied to the detection in more than 20 meters of side wall type faces, and laser range sensor is mounted on horizontal plane
On, it can only realize that level board detects, it can not be to the side wall Surface inspection with curved-surface structure.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of high-speed train body side wall type face automatic detection device
And its detection method, automation, the precision of side wall detection may be implemented, and can be suitably used for different shaped face, various sizes of side
Wall detection.
On the one hand, the utility model provides a kind of high-speed train body side wall type face automatic detection device, including guide rail machine
Structure, mobile mechanism and side wall testing agency, the guide rail mechanism are located at the two sides of side wall, and the length of side wall is generally more than 20 meters,
In the utility model, guide rail mechanism is multiple groups, and multiple groups guide rail mechanism, which joins end to end, is distributed in entire side wall length two sides, for branch
It supports the mobile mechanism to move above entire side wall length, completes the inspection in multiple section postwelding type faces on side wall length direction
It surveys；
The side wall testing agency is set in the mobile mechanism, and the side wall testing agency includes snap-gauge, the card
Above side wall, the lower end surface of the snap-gauge is provided with and the consistent curved surface in side wall type face to be measured, the curved surface plate vertical distribution
Multiple grooves are provided in the middle part of upper corresponding side wall weld and each side wall part, laser ranging sensing is provided in each groove
Device measures the distance in side wall postwelding type face, and side wall type face welding deformation, laser range sensor are determined compared with gauged distance
Measurement accuracy be 0.01mm substantially increase detection accuracy compared with traditional manual measurement.
Preferably, the guide rail mechanism includes the first guide rail and the second guide rail for being located at the side wall two sides, described
The bottom of first guide rail and the second guide rail is provided with rail brackets.There are two the bottom of first guide rail and the second guide rail is respectively mounted
Rail brackets, rail brackets are installed on the supporting mechanism on ground.
Preferably, the mobile mechanism includes the first idler wheel mechanism being located on first guide rail and the second guide rail
With the second idler wheel mechanism, when detection, the first idler wheel mechanism can roll on the first guide rail, and the second idler wheel mechanism can be second
It is rolled on guide rail, the detection work matched with the snap-gauge is provided between first idler wheel mechanism and the second idler wheel mechanism
Platform, detects workbench and the first idler wheel mechanism and the second idler wheel mechanism is connected, and mobile mechanism crosses over and leads the first of two sides
On rail and the second guide rail, side wall testing agency is installed thereon, realization is moved on side wall whole length direction.
Preferably, first idler wheel mechanism includes pedestal, retarder and idler wheel, and the idler wheel is set under the pedestal
Side, the pedestal top are provided with motor, and the output end of the motor passes through the input terminal of first shaft coupling and the retarder
Connection, the output shaft of the retarder pass through the axis connection of second shaft coupling and the idler wheel, drive the rotation of idler wheel；
Second idler wheel mechanism is identical as the first idler wheel mechanism structure, is symmetrically connected to the both ends of detection workbench,
No longer excessive description herein.
It is further preferred that the pedestal connects the idler wheel by shackle structure, idler wheel is preferably 2, is arranged side by side
Below the pedestal, herein, the output shaft of retarder by second shaft coupling with can only with 1 idler wheel axis connection,
The implementation of the utility model can not be influenced with the axis connection of 2 idler wheels, shackle structure is preferably 4, is set in shackle structure
There is bearing to connect respectively with 2 idler wheels, it is mobile that idler wheel rolls band moving base；
The side of the pedestal is provided with reducer stent, and the retarder is mounted on the reducer stent.
It is further preferred that the side wall testing agency further includes snap-gauge fixture and snap-gauge bracket, snap-gauge fixture and snap-gauge
Bracket is 2, is located at snap-gauge both ends, and the both ends of the snap-gauge are mounted on snap-gauge fixture by pin, the snap-gauge
Fixture is slidably connected on the column of the snap-gauge bracket, and snap-gauge fixture can be adjusted to suitable position to slide on column, is used
Fastening screw is fixed, and different appearance types surface side wall is installed and be suitable for convenient for snap-gauge.
It is further preferred that the detection workbench is plate structure, the middle part of the detection workbench is along its length
Degree direction is provided with the first slot for installing snap-gauge, and first slot is preferably strip groove, is adapted to different size side wall inspections
Survey the installation of the snap-gauge of mechanism；It is provided in the end of first slot for installation card board mount on the detection workbench
The second slot, the second slot is preferably rectangular channel, can be moved in slot according to snap-gauge size, adjust installation site, be suitable for not
Side wall with size detects.
In embodiment: the lower end surface of snap-gauge is provided with 13 grooves, and 1 laser ranging sensing is provided in each groove
Device, 13 laser range sensors respectively correspond 4 weld seam two sides, 5 side wall parts middle parts in following side wall to be measured in total,
Realize the welding deformation measurement of 13 cross section places, altogether with effective evaluation side-wall welding deformation.
In the utility model, the distance between laser range sensor to corresponding sidewall welding is 20mm's
Gauged distance.
On the other hand, the utility model also provides a kind of inspection of above-mentioned high-speed train body side wall type face automatic detection device
Survey method, comprising:
Step 1: multiple groups guide rail mechanism being joined end to end and is placed in the two sides of side wall, is selected and is corresponded to according to side wall type face to be measured
Snap-gauge lower end surface curve form, and preset multiple cross section places to be detected, cross section place, which is generally located on, to be contained
There is side wall pier sheathing middle position；
Step 2: mobile mechanism drives side wall testing agency from one end of side wall length direction towards another end motion, works as movement
Mobile mechanism stops when to cross section place to be detected, and the laser range sensor work in side wall testing agency, measurement corresponds to
The distance of side wall type face position obtains side wall postwelding type face welding deformation compared with gauged distance 20mm；
Step 3: after the completion of a section survey, mobile mechanism continues to move, when moving to next section to be detected after
Continuous measurement outside the side wall length direction that mobile mechanism moves to the other end, removes the side wall, under placement until detection is completed
One side wall is welded；
Step 4: instantly after the completion of a sidewall welding, mobile mechanism is another from the side counter motion of stop to the side wall
Side completes detection according to step 2, step 3, realizes the detection to multiple groups side wall.
It is worth noting that, using laser range sensor ranging technology comparative maturity, in this application, for swashing
The electrical connection and measuring principle of ligh-ranging sensor can refer to prior art design, and details are not described herein again.
Compared with prior art, the utility model has the following beneficial effects:
1) the high-speed train body side wall type face automatic detection device and its detection method of the utility model when work, is led
Rail mechanism is multiple groups, and multiple groups guide rail mechanism, which joins end to end, is installed on entire side wall length two sides, is used to support the mobile mechanism
It is moved above entire side wall length, is applicable to the side wall detection of different length.
2) lower end surface of snap-gauge is provided with the consistent curved surface in side wall type face to be measured in the utility model, respective side on curved surface
Multiple grooves are provided in the middle part of wall weld and each side wall part, laser range sensor, laser are provided in each groove
The measurement accuracy of distance measuring sensor is that 0.01mm substantially increases detection accuracy compared with traditional manual measurement.
To sum up, the utility model provides a kind of high-speed train body side wall type face automatic detection device and its detection method,
Automation, the precision of side wall detection may be implemented, and can be suitably used for different shaped face, the detection of various sizes of side wall.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the high-speed train body side wall type face automatic detection device of the utility model；
Fig. 2 is the structural representation of the guide rail mechanism of the high-speed train body side wall type face automatic detection device of the utility model
Figure；
Fig. 3 is the structural representation of the mobile mechanism of the high-speed train body side wall type face automatic detection device of the utility model
Figure；
Fig. 4 is the structural representation of the idler wheel mechanism of the high-speed train body side wall type face automatic detection device of the utility model
Figure；
Fig. 5 is the structure of the side wall testing agency of the high-speed train body side wall type face automatic detection device of the utility model
Schematic diagram；
Fig. 6 is the connection partial enlarged view of snap-gauge fixture, snap-gauge bracket, snap-gauge in Fig. 5；
Wherein: 1, guide rail mechanism, 2, mobile mechanism, 3, side wall testing agency, 1-1, the first guide rail, 1-2, the second guide rail,
1-3, rail brackets, 2-1, the first idler wheel mechanism, 2-2, the second idler wheel mechanism, 2-3, detection workbench, 2-1-1, pedestal, 2-
1-2, motor, 2-1-3, first shaft coupling, 2-1-4, retarder, 2-1-5, reducer stent, 2-1-6, second shaft coupling, 2-1-
7, idler wheel, 2-3-1, the first slot, 2-3-2, the second slot, 3-1, snap-gauge, 3-2, snap-gauge fixture, 3-3, snap-gauge, 3-4, laser ranging
Sensor.
Specific embodiment:
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail, but is not limited only to this, and what the utility model did not elaborated, press this field routine skill
Art.
Embodiment 1:
As shown in figures 1 to 6, a kind of high-speed train body side wall type face automatic detection device, including guide rail mechanism 1, moving machine
Structure 2 and side wall testing agency 3, guide rail mechanism 1 are located at the two sides of side wall, and the length of side wall is generally more than 20 meters, the utility model
In, guide rail mechanism 1 is multiple groups, and multiple groups guide rail mechanism 1, which joins end to end, is distributed in entire side wall length two sides, is used to support moving machine
Structure 2 moves above entire side wall length, completes the detection in multiple section postwelding type faces on side wall length direction；
Side wall testing agency 3 is set in mobile mechanism 2, and side wall testing agency 3 includes snap-gauge 3-3, and snap-gauge 3-3 vertically divides
Be distributed in above side wall, the lower end surface of snap-gauge 3-3 be provided with the consistent curved surface in side wall type face to be measured, correspond to sidewall welding on curved surface
Multiple grooves are provided in the middle part of place and each side wall part, laser range sensor 3-4 is provided in each groove, measures side
The distance in wall postwelding type face determines side wall type face welding deformation, the measurement essence of laser range sensor 3-4 compared with gauged distance
Degree is that 0.01mm substantially increases detection accuracy compared with traditional manual measurement.
Embodiment 2:
A kind of high-speed train body side wall type face automatic detection device, structure is as described in Example 1, the difference is that such as
Shown in Fig. 2, guide rail mechanism 1 include be located at side wall two sides the first guide rail 1-1 and the second guide rail 1-2, the first guide rail 1-1 and
The bottom of second guide rail 1-2 is provided with rail brackets 1-3.The bottom of first guide rail 1-1 and the second guide rail 1-2 are mounted on two
A rail brackets 1-3, rail brackets 1-3 are installed on the supporting mechanism on ground.
Embodiment 3:
A kind of high-speed train body side wall type face automatic detection device, structure is as described in Example 1, the difference is that such as
Shown in Fig. 3, mobile mechanism 2 includes the first idler wheel mechanism 2-1 for being located on the first guide rail 1-1 and the second guide rail 1-2 and the
Second wheel mechanism 2-2, when detection, the first idler wheel mechanism 2-1 can be rolled on the first guide rail 1-1, and the second idler wheel mechanism 2-2 can
To be rolled on the second guide rail 1-2, it is provided between the first idler wheel mechanism 2-1 and the second idler wheel mechanism 2-2 and matches with snap-gauge 3-3
The detection workbench 2-3 of conjunction, detection workbench 2-3 and the first idler wheel mechanism 2-1 and the second idler wheel mechanism 2-2 are connected, move
Motivation structure 2 is realized across side wall testing agency 3 on the first guide rail 1-1 and the second guide rail 1-2 of two sides, is equipped with thereon
Side wall whole length moves on direction.
Embodiment 4:
A kind of high-speed train body side wall type face automatic detection device, structure is as described in Example 3, the difference is that such as
Shown in Fig. 4, the first idler wheel mechanism 2-1 includes pedestal 2-1-1, retarder 2-1-4 and idler wheel 2-1-7, and idler wheel 2-1-7 is set to base
Below seat 2-1-1, motor 2-1-2 is provided with above pedestal 2-1-1, the output end of motor 2-1-2 passes through first shaft coupling 2-1-3
It is connect with the input terminal of retarder 2-1-4, the output shaft of retarder 2-1-4 passes through second shaft coupling 2-1-6's and idler wheel 2-1-7
Axis connection drives the rotation of idler wheel 2-1-7；
Second idler wheel mechanism 2-2 is identical as the first idler wheel mechanism 2-1 structure, is symmetrically connected to detection workbench 2-3's
Both ends, herein no longer excessive description.
Embodiment 5:
A kind of high-speed train body side wall type face automatic detection device, structure is as described in Example 4, the difference is that base
Seat 2-1-1 connects idler wheel 2-1-7 by shackle structure, and idler wheel 2-1-7 is preferably 2, is arranged side by side below pedestal 2-1-1；
By second shaft coupling 2-1-6, only the axis connection with 1 idler wheel 2-1-7, shackle structure are preferably the output shaft of retarder 2-1-4
4, the interior bearing that is equipped with of shackle structure is connect with 2 idler wheels respectively, and it is mobile that idler wheel 2-1-7 rolls band moving base 2-1-1；Pedestal 2-
The side of 1-1 is provided with reducer stent 2-1-5, and retarder 2-1-4 is mounted on reducer stent 2-1-5.
Embodiment 6:
A kind of high-speed train body side wall type face automatic detection device, structure is as described in Example 3, the difference is that side
Wall testing agency 3 further includes snap-gauge fixture 3-2 and snap-gauge bracket 3-1, snap-gauge fixture 3-2 and snap-gauge bracket 3-1 is 2, point
Not Wei Yu the both ends snap-gauge 3-3, the both ends of snap-gauge 3-3 are mounted on snap-gauge fixture 3-2 by pin, and snap-gauge fixture 3-2 sliding connects
It connects on the column of snap-gauge bracket 3-1, snap-gauge fixture 3-2 can be adjusted to suitable position, using fastening screw to slide on column
(not shown) is fixed, and different appearance types surface side wall is installed and be suitable for convenient for snap-gauge 3-3.
Embodiment 7:
A kind of high-speed train body side wall type face automatic detection device, structure is as described in Example 6, the difference is that inspection
Survey workbench 2-3 is plate structure, and the middle part of detection workbench 2-3 is provided with along its length for installing snap-gauge 3-
3 the first slot 2-3-1, the first slot 2-3-1 is preferably strip groove, is adapted to the peace of the snap-gauge of different size side walls testing agency
Dress；The end of the first slot 2-3-1 is provided with the second slot 2-3- for installation card board mount 3-1 on detection workbench 2-3
2, the second slot 2-3-2 is preferably rectangular channel, can be moved in slot according to snap-gauge size, and installation site is adjusted, and is suitable for difference
The side wall of size detects.
In embodiment 7: the lower end surface of snap-gauge 3-3 is provided with 13 grooves, and 1 laser ranging is provided in each groove
Sensor, 13 laser range sensors respectively correspond 4 weld seam two sides in following side wall to be measured, 5 side wall parts in total
The welding deformation measurement of 13 cross section places is realized, altogether with effective evaluation side-wall welding deformation in middle part.
Embodiment 8:
A kind of high-speed train body side wall type face automatic detection device, structure is as described in Example 1, the difference is that swashing
Distance between ligh-ranging sensor 3-4 to corresponding sidewall welding is the gauged distance of 20mm.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
It also should be regarded as the protection scope of the utility model with retouching.
Claims (8)
1. a kind of high-speed train body side wall type face automatic detection device, which is characterized in that including guide rail mechanism, mobile mechanism and
Side wall testing agency, the guide rail mechanism are located at the two sides of side wall, and the guide rail mechanism is multiple groups, multiple groups guide rail mechanism head and the tail phase
Company is distributed in entire side wall length two sides, is used to support the mobile mechanism and moves above entire side wall length；
The side wall testing agency is set in the mobile mechanism, and the side wall testing agency includes snap-gauge, and the snap-gauge hangs down
Directly be distributed in above side wall, the lower end surface of the snap-gauge be provided with the consistent curved surface in side wall type face to be measured, it is right on the curved surface
It answers at sidewall welding and each side wall part middle part is provided with multiple grooves, be provided with laser range sensor in each groove.
2. high-speed train body side wall type according to claim 1 face automatic detection device, which is characterized in that the guide rail
Mechanism includes the first guide rail and the second guide rail for being located at the side wall two sides, the bottom of first guide rail and the second guide rail
It is provided with rail brackets.
3. high-speed train body side wall type according to claim 1 face automatic detection device, which is characterized in that the movement
Mechanism includes the first idler wheel mechanism and the second idler wheel mechanism being located on the first guide rail and the second guide rail, first idler wheel
The detection workbench matched with the snap-gauge is provided between mechanism and the second idler wheel mechanism.
4. high-speed train body side wall type according to claim 3 face automatic detection device, which is characterized in that described first
Idler wheel mechanism includes pedestal, retarder and idler wheel, and the idler wheel is set to below the pedestal, is provided with electricity above the pedestal
The output end of machine, the motor is connect by first shaft coupling with the input terminal of the retarder, the output shaft of the retarder
By the axis connection of second shaft coupling and the idler wheel, the rotation of idler wheel is driven；
Second idler wheel mechanism is identical as the first idler wheel mechanism structure, is symmetrically connected to the both ends of the detection workbench.
5. high-speed train body side wall type according to claim 4 face automatic detection device, which is characterized in that the pedestal
The idler wheel is connected by shackle structure, the quantity of the idler wheel is two, is arranged side by side below the pedestal；
The side of the pedestal is provided with reducer stent, and the retarder is mounted on the reducer stent.
6. high-speed train body side wall type according to claim 3 face automatic detection device, which is characterized in that the side wall
Testing agency further includes the snap-gauge fixture and snap-gauge bracket for being respectively positioned on snap-gauge both ends, and the both ends of the snap-gauge are mounted on by pin
On snap-gauge fixture, the snap-gauge fixture is slidably connected on the column of the snap-gauge bracket, the snap-gauge bracket and snap-gauge bracket
Between fixed by fastening screw.
7. high-speed train body side wall type according to claim 6 face automatic detection device, which is characterized in that the detection
Workbench is plate structure, and the middle part of the detection workbench is provided with first for installing snap-gauge along its length
Slot is provided with the second slot for installation card board mount in the end of first slot on the detection workbench.
8. high-speed train body side wall type face automatic detection device, feature described in -7 any one exist according to claim 1
In the distance between the laser range sensor to corresponding sidewall welding is the gauged distance of 20mm.
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| CN108844481A (en) * | 2018-07-11 | 2018-11-20 | 山东大学 | A kind of high-speed train body side wall type face automatic detection device and its detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108844481A (en) * | 2018-07-11 | 2018-11-20 | 山东大学 | A kind of high-speed train body side wall type face automatic detection device and its detection method |
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