CN110000106B - Device, system and method for detecting punching quality of vehicle Liang Sanmian - Google Patents
Device, system and method for detecting punching quality of vehicle Liang Sanmian Download PDFInfo
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- CN110000106B CN110000106B CN201910265252.XA CN201910265252A CN110000106B CN 110000106 B CN110000106 B CN 110000106B CN 201910265252 A CN201910265252 A CN 201910265252A CN 110000106 B CN110000106 B CN 110000106B
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004080 punching Methods 0.000 title description 6
- 238000001514 detection method Methods 0.000 claims abstract description 42
- 238000005096 rolling process Methods 0.000 claims description 22
- 230000000712 assembly Effects 0.000 claims description 19
- 238000000429 assembly Methods 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 3
- 238000003491 array Methods 0.000 claims description 2
- 238000000105 evaporative light scattering detection Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
Abstract
The invention provides a device, a system and a method for detecting the impact quality of a vehicle Liang Sanmian. Therefore, whether the positions and the sizes of the openings on the upper surface, the left side surface and the right side surface of the vehicle beam are qualified or not can be acquired through image acquisition, full-automatic detection of the vehicle Liang Sanmian punch is realized, the detection efficiency is remarkably improved, the current spot inspection is changed into full inspection, and defective products are guaranteed to flow to subsequent procedures. Moreover, the tensioning assembly comprises a substrate, a third sliding rail, a fourth sliding rail, a third group of sliding blocks, a fourth group of sliding blocks, a fixed tensioning table, a movable tensioning table and a cylinder, the vehicle beam can be automatically clamped and loosened through the inner walls of the left side and the right side of the vehicle beam, the clamping efficiency of the vehicle beam on the base body is improved, and the clamping device can be prevented from being arranged outside the vehicle beam to interfere with the sliding platform due to the fact that the vehicle beam is clamped from the inside.
Description
Technical Field
The invention relates to the field of detection equipment, in particular to a device, a system and a method for detecting three-side impact quality of a vehicle beam.
Background
The roof beam is an important large-scale structural component in commercial car, and roof beam upper surface, left side surface and right side surface need offer a lot of trompil for install other structures, and the quality of trompil directly influences the quality of roof beam. The car roof beam trompil quality among the prior art detects for spot check and manual work detects the mode that combines together, and every car roof beam can't be guaranteed to spot check for the yields of product can't accurate control, is difficult to satisfy the requirement of user to the yields. At present, the manual detection mode is very low in efficiency and unstable in detection accuracy due to the fact that calipers are adopted to detect the position and the size of an opening. Moreover, in the manual detection, the workload of an operator is large, detection data cannot be automatically recorded, and the intelligent degree is low.
Other drawbacks exist in the prior art, such as the need to move the beam to the inspection table and clamp the beam when inspecting the beam, and most of the existing clamping structures are clamping blocks and bolts to clamp the beam, or clamping blocks with cams with handles to clamp the beam. Because the car roof beam is bulky, need set up clamping structure in many places, the clamping process is with consuming time, and everywhere clamping mechanism usually can not clamp simultaneously, leads to the car roof beam to take place dislocation easily in the clamping process. In addition, because of manual operation, a plurality of clamping mechanisms clamp from the outside of the vehicle beam, occupy external space, and also easily interfere with other structures.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, the present invention provides a vehicle Liang Sanmian impact quality detection apparatus, system and method for solving at least one of the aforementioned problems.
Specifically, the technical scheme is as follows:
a three-sided impact mass detection device for a vehicle beam, comprising:
the base assembly comprises a base body, a first sliding rail, a second sliding rail, racks, a drag chain guide groove, guide groove brackets and carrier roller assemblies, wherein the first sliding rail and the second sliding rail are fixed on two sides of the upper surface of the base body at intervals, the racks are fixed between the first sliding rail and the second sliding rail, the number of the guide groove brackets is multiple, the arrays are suspended and fixed on the side surface of the base body, the drag chain guide groove is fixedly supported by the guide groove brackets, and the carrier roller assemblies are multiple and respectively fixed on the corresponding guide groove brackets;
the sliding platform is provided with a first group of sliding blocks and a second group of sliding blocks at the bottom, the bottoms of the first group of sliding blocks are slidably arranged on the first sliding rail, the bottoms of the second group of sliding blocks are slidably arranged on the second sliding rail, the sliding platform is provided with a driving motor, the output end of the driving motor is provided with a driving gear, the driving gear is meshed with the rack, the top, the left side and the right side of the sliding platform are closed, the inner side of the top of the sliding platform is provided with a top image acquisition assembly for acquiring an upper surface image of the vehicle beam, the left side of the sliding platform is internally provided with a left side image acquisition assembly for acquiring a left side surface image of the vehicle beam, and the right side of the sliding platform is internally provided with a right side image acquisition assembly for acquiring a right side surface image of the vehicle beam;
the tensioning assembly comprises a base plate, a third sliding rail, a fourth sliding rail, a third group of sliding blocks, a fourth group of sliding blocks, a fixed tensioning table, a movable tensioning table and an air cylinder, wherein the base plate is fixed on the base body, the third sliding rail and the fourth sliding rail are respectively fixed on two sides of the upper surface of the base plate, the fixed tensioning table is fixed on the base plate, the middle part of the movable tensioning table is slidably arranged on the third sliding rail by the third group of sliding blocks and slidably arranged on the fourth sliding rail by the fourth group of sliding blocks, square holes are formed in the base plate, the lower part of the movable tensioning table passes through the base plate through the square holes, the air cylinder is fixed below the base plate, a piston rod of the air cylinder is connected with the lower part of the movable tensioning table, and the air cylinder can drive the movable tensioning table to be far away from or close to the fixed tensioning table, so that the left and right inner walls of a detected car beam are tensioned or loosened.
In a specific embodiment, the top of the movable tensioning table is provided with a first set of rolling assemblies, the height of which is greater than the height of the top of the movable tensioning table;
the top of fixed tensioning platform is provided with second group's rolling element, the height of second group's rolling element is greater than the top of fixed tensioning platform.
In a specific embodiment, the first set of rolling assemblies comprises a central shaft fixed on the movable tensioning table and a plurality of deep groove ball bearings penetrating through the central shaft;
the second group of rolling components comprises a central shaft fixed on the fixed tensioning table and a plurality of deep groove ball bearings penetrating through the central shaft.
In a specific embodiment, a limit post is disposed between the fixed tensioning stage and the movable tensioning stage, and the limit post is fixedly connected to the upper portion of one of the fixed tensioning stage and the movable tensioning stage and is directed to the upper portion of the other of the fixed tensioning stage and the movable tensioning stage, so as to prevent the fixed tensioning stage and the movable tensioning stage from continuing to approach when the distance between the fixed tensioning stage and the movable tensioning stage is smaller than a preset value.
In a specific embodiment, a centering baffle is provided on the side of the stationary tensioning table facing away from the movable tensioning table.
In a specific embodiment, the sliding platform comprises a left sliding seat frame, the outer side, the upper side and the lower side of the left sliding seat frame are closed, the middle of the inner side of the left sliding seat frame is provided with an opening, the left image acquisition component is arranged in the left sliding seat frame, the image acquisition direction of the left image acquisition component faces to the opening, and the first group of sliding blocks are fixed on the lower side of the left sliding seat frame;
preferably, the sliding platform comprises a right sliding seat frame, the outer side, the upper side and the lower side of the right sliding seat frame are closed, an opening is formed in the middle of the inner side of the right sliding seat frame, the right image acquisition assembly is arranged in the right sliding seat frame, the image acquisition direction of the right image acquisition assembly faces the opening, and the second group of sliding blocks are fixed on the lower side of the right sliding seat frame.
In a specific embodiment, the top image acquisition assembly comprises a first 3D laser scanner and a second 3D laser scanner, the first 3D laser scanner and the second 3D laser scanner being arranged side by side, the left image acquisition assembly comprises a third 3D laser scanner, and the right image acquisition assembly comprises a fourth 3D laser scanner;
or, the top image acquisition component comprises a first CCD camera and a second CCD camera, the first CCD camera and the second CCD camera are arranged side by side, the left image acquisition component comprises a third CCD camera, and the right image acquisition component comprises a fourth CCD camera.
In a specific embodiment, the device further comprises a plurality of adjustment bases for supporting the base assembly;
preferably, the adjusting base comprises a bottom plate, a first adjusting cushion block, a second adjusting cushion block, a first adjusting supporting column, a second adjusting supporting column, a first base body, a second base body, a first adjusting supporting column and a second adjusting supporting column, the first adjusting supporting column and the second adjusting supporting column are vertically fixed on the bottom plate, a plurality of bottom holes respectively used for being inserted into the first adjusting supporting column and the second adjusting supporting column are formed in the bottom of the base body, nuts are respectively sleeved on the first adjusting supporting column and the second adjusting supporting column to adjust the mounting height of the base body on the first adjusting supporting column and the second adjusting supporting column, the first adjusting cushion block and the second adjusting cushion block are respectively provided with open grooves for accommodating the first adjusting supporting column or the second adjusting supporting column, the first adjusting supporting column is adjustably mounted on the first base body through the nuts, the first adjusting supporting column can be arranged on the other side of the base body, and the second adjusting supporting column can be rotatably arranged on the base body through the second adjusting supporting column.
The utility model provides a trilateral quality detecting system that dashes of roof beam, includes the car Liang Sanmian of any preceding technical scheme dashes quality detection device to and the host computer, the host computer includes:
the image acquisition and storage module is used for receiving and storing the image of the upper surface of the vehicle beam, the image of the left side surface of the vehicle beam and the image of the right side surface of the vehicle beam, which are acquired by the top image acquisition component, and the image of the left side surface of the vehicle beam, which are acquired by the right side image acquisition component;
and the detection module is used for identifying whether the openings on the upper surface, the left side surface and the right side surface of the vehicle beam are qualified or not according to the acquired images.
The method for detecting the three-side impact quality of the vehicle beam uses the vehicle Liang Sanmian impact quality detection system according to the technical scheme to carry out the following operations:
s1: transferring a car beam to the base body, detecting whether the car beam reaches a preset position, tensioning the car beam by the tensioning assembly if the car beam reaches the preset position, and starting the sliding platform to move on the base assembly at a constant speed from the left end to the right end;
s2: in the moving process of the sliding platform, the top image acquisition assembly acquires the upper surface image of the vehicle beam, the left image acquisition assembly acquires the left surface image of the vehicle beam, the right image acquisition assembly acquires the right surface image of the vehicle beam, and whether the positions and the sizes of the openings on the upper surface, the left surface and the right surface of the vehicle beam are qualified or not is identified according to the acquired images;
s3: and (3) transferring the next beam to the base body, detecting whether the beam reaches a preset position, tensioning the beam by the tensioning assembly if the beam reaches the preset position, starting the sliding platform to move at a constant speed on the base assembly from the right end to the left end, repeating the step (S2) to finish the detection of the next beam, namely finishing a cycle, and repeating the steps (S1-S3) to finish the cycle.
The invention has at least the following beneficial effects:
according to the vehicle Liang Sanmian punching quality detection device provided by the invention, in the moving process of the sliding platform, the top image acquisition component acquires the upper surface image of the vehicle beam, the left image acquisition component acquires the left surface image of the vehicle beam, and the right image acquisition component acquires the right surface image of the vehicle beam, so that whether the positions and the sizes of the openings on the upper surface, the left surface and the right surface of the vehicle beam are qualified or not can be identified according to the acquired images, the full-automatic detection of the vehicle Liang Sanmian punching is realized, the detection efficiency is obviously improved, the current spot inspection is changed into the full inspection, and the defective products are ensured to be not to flow to the subsequent working procedures.
In the invention, the tensioning assembly comprises a base plate, a third sliding rail, a fourth sliding rail, a third group of sliding blocks, a fourth group of sliding blocks, a fixed tensioning table, a movable tensioning table and an air cylinder, wherein the base plate is fixed on the base body, the third sliding rail and the fourth sliding rail are respectively fixed on two sides of the upper surface of the base plate, the fixed tensioning table is fixed on the base plate, the middle part of the movable tensioning table is slidably arranged on the third sliding rail by the third group of sliding blocks and slidably arranged on the fourth sliding rail by the fourth group of sliding blocks, square holes are formed in the base plate, the lower part of the movable tensioning table penetrates through the base plate through the square holes, the air cylinder is fixed below the base plate, a piston rod of the air cylinder is connected with the lower part of the movable tensioning table, and the air cylinder can drive the movable tensioning table to be far away from or close to the fixed tensioning table, so that the inner walls on the left side and the right side of a detected car beam can be tensioned or loosened. Therefore, the car beam can be automatically clamped and loosened through the inner walls of the left side and the right side of the car beam, the clamping efficiency of the car beam on the base body is improved, and the car beam is clamped from the inside, so that the clamping device can be prevented from being arranged outside the car beam to interfere with the sliding platform.
In order to make the above objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a vehicle Liang Sanmian impact quality detection apparatus in an embodiment;
FIG. 2 is a schematic view of a base assembly according to an embodiment;
FIG. 3 is a first schematic view of a sliding platform according to an embodiment;
FIG. 4 is a second schematic view of the sliding platform according to the embodiment;
FIG. 5 is a schematic view of a left sliding seat frame according to an embodiment;
FIG. 6 is a schematic view of a tensioning assembly in an embodiment;
FIG. 7 is a schematic view of an adjustment base in an embodiment;
fig. 8 is a schematic working diagram of an image acquisition assembly in an embodiment.
Description of main reference numerals:
in the figure: 1-a vehicle beam; 2-a base body; 3-a sliding platform; 4-tensioning assembly; 5-adjusting a base; 6-drag chain; 7-a guide groove bracket; 8-a drag chain guide slot; 9-a roller frame; 10-gear; 12-limiting baffles; 13-a fixed electric box; 14-trachea; 15-supporting rollers; 16-a first slide rail; 17-a second slide rail; 18-rack; 31-a mobile electric box; 32-top frame; 33-left sliding seat frame; 331-left top plate; 332-left outer plate; 333-left bottom panel; 334-left inner panel; 34-right sliding seat frame; 35-a drag chain connection rack; 36-a first set of sliders; 37-a second set of sliders; 38-driving a motor; 39-a third 3D laser scanner; 40-a first 3D laser scanner; 41-a second 3D laser scanner; 42-fourth 3D laser scanner; 43-a movable tensioning table; 44-a third slide rail; 45-fourth slide rail; 46-a third set of sliders; 47-fourth set of sliders; 48-central axis; 49-deep groove ball bearings; 410-limiting columns; 411-cylinder; 412-a fixed tensioning stage; 413-a substrate; 51-a bottom plate; 52-a first adjustment support post; 53-a second adjustment support post; 54-a first adjustment block; 55-a second adjusting cushion block; 56-a first housing; 57-a second housing; 58-a first adjustment support cross-post; 59-a second adjustment support cross-post.
Detailed Description
Examples
As shown in fig. 1, the present embodiment provides a three-sided impact quality detection device for a vehicle beam, which is used to replace manual detection of positions and sizes of a plurality of punched holes on the upper surface, the left side surface and the right side surface of the vehicle beam 1, and the structure of the three-sided impact quality detection device comprises a base component, a sliding platform 3, a tensioning component 4 and an adjusting base 5.
The base assembly plays a role in mounting and supporting other parts, and the specific structure of the base assembly comprises a base body 2, a first sliding rail 16, a second sliding rail 17, a rack 18, a drag chain guide groove 8, a guide groove bracket 7 and a carrier roller assembly. Wherein, the base body 2 is preferably a combined base, each base unit is spliced in sequence, and each base unit is preferably provided with a hollow structure, so that the base body 2 has better flexibility, and a technician can adjust the number of the base units according to the length of the vehicle beam 1, so that the length of the base body 2 is adapted to the length of the vehicle beam 1. A fixed electric box 13 is arranged below the end part of the base body 2 and is used for controlling the opening and closing and communication of all the components. The carrier roller assembly comprises a carrier roller 15 and a carrier roller frame 9, wherein the carrier roller frame 9 is fixed on the guide groove bracket 7, and the carrier roller 15 is provided with a movable drag chain 6. The two ends of the base body 2 are provided with limiting baffles 12 for limiting the limiting displacement of the sliding platform 3, and an air pipe 14 or a cable is hung below the side wall of the base body 2.
The first slide rail 16 and the second slide rail 17 are fixed at intervals on both sides of the upper surface of the base body 2, and the rack 18 is fixed between the first slide rail 16 and the second slide rail 17, and as shown in fig. 1 and 2, the rack 18 is closer to the second slide rail 17, preferably, the rack 18 is fixedly connected with the inner side surface of the second slide rail 17.
As shown in fig. 1 and 2, the number of the guide groove brackets 7 is plural, the array is suspended and fixed on the side surface of the base body 2, the tow chain guide groove 8 is fixedly supported by the plurality of guide groove brackets 7, and the number of the carrier roller assemblies is plural and fixed on the corresponding guide groove brackets 7 respectively. Thus, the plurality of guide groove brackets 7 collectively mount the guide groove so that the guide groove has a sufficient length, and thus the drag chain 6 can move in the guide groove when the slide platform 3 moves.
In this embodiment, the sliding platform 3 is used for installing an image capturing assembly and driving the image capturing assembly to move along the extending direction of the first sliding rail 16 and the second sliding rail 17. Specifically, as shown in fig. 3 and 4, the top, left side and right side of the sliding platform 3 are closed, that is, the top, left side and right side of the sliding platform 3 are frame structures, that is, a top frame 32, a left sliding seat frame 33 and a right sliding seat frame 34, respectively, the bottom center of the top frame 32 has an opening, and the inner side centers of the left sliding seat frame 33 and the right sliding seat frame 34 have openings. Specifically, the outer side, upper side, and lower side of the left slide seat frame 33 are closed, the middle of the inner side of the left slide seat frame 33 has an opening, the middle of the inner side of the right slide seat frame 34 has an opening, and the right image capturing assembly is disposed in the right slide seat frame 34. The inside top of sliding platform 3 is provided with top image acquisition subassembly and is used for gathering roof beam 1 upper surface image, and sliding platform 3's left side inside is provided with left side image acquisition subassembly and is used for gathering roof beam 1 left side surface image, and sliding platform 3's right side inside is provided with right side image acquisition subassembly and is used for gathering roof beam 1 right side surface image. Specifically, the top image capturing component is disposed in the top frame 32 and the lens faces the opening at the bottom of the top frame 32, the left image capturing component is disposed in the left sliding frame 33 and the lens faces the opening at the inner side of the left sliding frame 33, and the right image capturing component is disposed in the right sliding frame 34 and the lens faces the opening at the inner side of the right sliding frame 34. In this embodiment, because the image acquisition subassembly sets up in closed frame, can prevent that light change, impurity etc. from producing the interference to image acquisition in the external environment, show and promoted image acquisition quality, and then help promoting detection accuracy. Accordingly, the first group of sliders 36 is fixed to the lower side of the left slide frame 33, and the second group of sliders 37 is fixed to the lower side of the right slide frame 34. Illustratively, as shown in fig. 5, the specific structure of the left sliding seat frame 33 includes a square frame structure surrounded by a left top plate 331, a left outer plate 332, a left bottom plate 333 and a left inner plate 334, the number of the left inner plates 334 is two, and a gap between the two left inner plates 334 forms an opening required for the left image capturing assembly to capture an image.
Among them, regarding the image acquisition component, it may be a 3D laser scanner or a CCD camera, preferably a 3D laser scanner. As shown in fig. 8, the number of image capturing units in the top image capturing assembly is preferably two. That is, when the image capturing component is of the 3D laser scanner type, the top image capturing component includes a first 3D laser scanner 40 and a second 3D laser scanner 41, the first 3D laser scanner 40 and the second 3D laser scanner 41 are disposed side by side, the left side image capturing component includes a third 3D laser scanner 39, and the right side image capturing component includes a fourth 3D laser scanner 42. When the image acquisition component type is the CCD camera, top image acquisition component includes first CCD camera and second CCD camera, and first CCD camera and second CCD camera set up side by side, and left side image acquisition component includes the third CCD camera, and right side image acquisition component includes the fourth CCD camera. Because the number of the image acquisition units in the top image acquisition assembly is two, each image acquisition unit is respectively responsible for partial areas during detection, the width of the detection area can be obviously expanded on the premise of not reducing the image resolution, and the detection device is suitable for detecting the vehicle beam 1 with larger top width.
In the present embodiment, the bottom of the sliding platform 3 is provided with a first set of sliders 36 and a second set of sliders 37, specifically, the number of the first set of sliders 36 is plural and fixed on the left bottom plate 333, and the number of the second set of sliders 37 is plural and fixed on the bottom plate of the right sliding seat frame 33. The bottoms of the first group of sliders 36 are slidably disposed on the first slide rail 16, and the bottoms of the second group of sliders 37 are slidably disposed on the second slide rail 17, specifically, the bottoms of the first group of sliders 36 and the second group of sliders 37 each have a groove for receiving a corresponding rail, the rails being fitted in the corresponding grooves.
As shown in the figure, a driving motor 38 is arranged on the sliding platform 3, a driving gear 10 is arranged at the output end of the driving motor 38, and the driving gear 10 is meshed with the rack 18. Thus, when the driving motor 38 is started, the driving gear 10 rotates, and the sliding table moves along the extending direction of the first sliding rail 16 and the second sliding rail 17 due to the meshing action between the driving gear 10 and the rack 18, and in the moving process of the sliding platform 3, the top image capturing assembly captures an image of the upper surface of the vehicle beam 1, the left image capturing assembly captures an image of the left surface of the vehicle beam 1, and the right image capturing assembly captures an image of the right surface of the vehicle beam 1.
In this embodiment, a mobile electric box 31 is fixed on the sliding platform 3, and a power distribution unit, a circuit protection unit, a communication unit, a relay control unit, etc. are arranged in the mobile electric box 31, and are used for supplying power and communicating with a driving motor 38 and an image acquisition component on the sliding platform 3. The side wall of the sliding platform 3 is provided with a drag chain connection frame 35 for connecting the drag chain 6.
In this embodiment, the tensioning assembly 4 is used to automatically and rapidly tension and release the vehicle beam 1. Specifically, as shown in fig. 6, the tensioning assembly 4 includes a base plate 413, a third slide rail 44, a fourth slide rail 45, a third set of sliders 46, a fourth set of sliders 47, a fixed tensioning table 412, a movable tensioning table 43, and a cylinder 411. The base plate 413 is fixed to the base body 2, the third slide rail 44 and the fourth slide rail 45 are fixed to both sides of the upper surface of the base plate 413, and the fixed type tensioning table 412 is fixed to the base plate 413. The middle part of the movable tensioning platform 43 is slidably arranged on the third sliding rail 44 by the third group of sliding blocks 46 and slidably arranged on the fourth sliding rail 45 by the fourth group of sliding blocks 47, specifically, the number of the sliding blocks in the third group of sliding blocks 46 and the fourth group of sliding blocks 47 is one respectively, the sliding blocks are respectively fixed on the left side and the right side of the middle part of the movable tensioning platform 43, and grooves matched with the corresponding sliding rails are formed in the bottoms of the sliding blocks, so that the movable tensioning platform 43 can only slide along the extending direction of the third sliding rail 44 and the fourth sliding rail 45. The lower part of the movable tensioning table 43 penetrates through the substrate 413 through the square hole, the air cylinder 411 is fixed below the substrate 413, and a piston rod of the air cylinder 411 is connected with the lower part of the movable tensioning table 43, so that the air cylinder 411 can drive the movable tensioning table 43 to be far away from or close to the fixed tensioning table 412, and further the inner walls of the left side and the right side of the detected vehicle beam 1 are tensioned or loosened. Specifically, when the cylinder 411 can drive the movable tensioning table 43 to be far away from the fixed tensioning table 412, the upper part of the movable tensioning table 43 and the upper part of the fixed tensioning table 412 are respectively abutted against the inner walls of the left side and the right side of the vehicle beam 1 to realize tensioning and fixing of the vehicle beam 1, or when the cylinder 411 drives the movable tensioning table 43 to be close to the fixed tensioning table 412, the upper part of the movable tensioning table 43 and the upper part of the fixed tensioning table 412 are separated from the inner walls of the left side and the right side of the vehicle beam 1 to realize unlocking of the vehicle beam 1.
Preferably, the movable tensioning stage 43 is provided at its top with a first set of rolling elements having a height greater than the height of the top of the movable tensioning stage 43, and the stationary tensioning stage 412 is provided at its top with a second set of rolling elements having a height greater than the top of the stationary tensioning stage 412. Due to the fact that the first group of rolling assemblies and the second group of rolling assemblies are arranged, the bottom of the vehicle beam 1 is borne by the first group of rolling assemblies and the second group of rolling assemblies, and when the vehicle beam 1 is moved, the vehicle beam 1 is supported by the first group of rolling assemblies and the second group of rolling assemblies in a rolling manner, friction is remarkably reduced, and an operator can conveniently adjust the installation position of the vehicle beam 1.
Further preferably, the first set of rolling assemblies includes a central shaft 48 fixed to the movable type tensioning table 43 and a plurality of deep groove ball bearings 49 penetrating the central shaft 48, and the second set of rolling assemblies includes a central shaft 48 fixed to the fixed type tensioning table 412 and a plurality of deep groove ball bearings 49 penetrating the central shaft 48.
Preferably, a limit post 410 is provided between the fixed type tensioning stage 412 and the movable type tensioning stage 43, and the limit post 410 is fixedly connected to an upper portion of one of the fixed type tensioning stage 412 and the movable type tensioning stage 43 and directed to an upper portion of the other so as to prevent the fixed type tensioning stage 412 and the movable type tensioning stage 43 from being continuously approached when a distance between them is less than a preset value.
Preferably, the side of the fixed tensioning table 412 facing away from the movable tensioning table 43 is provided with a centering baffle for positioning with the vehicle beam 1.
In this embodiment, the number of the adjustment bases 5 is plural, and the adjustment bases are distributed at plural positions on the bottom of the base assembly for adjustably supporting the base assembly.
Fig. 7 shows a preferred structure of the adjustment base 5, and the adjustment base 5 includes a bottom plate 51, a first adjustment pad 54, a second adjustment pad 55, a first adjustment support column 52, a second adjustment support column 53, a first seat 56, a second seat 57, a first adjustment support cross column 58, and a second adjustment support cross column 59. The first adjusting support column 52 and the second adjusting support column 53 are vertically fixed on the bottom plate 51, the bottom of the base body 2 is provided with a plurality of bottom holes respectively used for inserting the first adjusting support column 52 and the second adjusting support column 53, nuts are respectively sleeved on the first adjusting support column 52 and the second adjusting support column 53 to adjust the installation height of the base body 2 on the first adjusting support column 52 and the second adjusting support column 53, the first adjusting cushion block 54 and the second adjusting cushion block 55 are respectively provided with an opening groove for accommodating the first adjusting support column 52 or the second adjusting support column 53, the top of the first adjusting cushion block 54 and the second adjusting cushion block 55 supports the base body 2, the first adjusting support cross column 58 is adjustably installed on the first base body 56 through the nuts, one end of the first adjusting support cross column 58 is configured to be capable of supporting one side of the base body 2, the second adjusting support cross column 59 is adjustably installed on the second base body 57 through the nuts, and one end of the second adjusting support cross column 59 is configured to be capable of supporting the other side of the base body 2.
When the adjusting base 5 is used, the first adjusting support upright 52 and the second adjusting support upright 53 vertically support the base body 2 from below, and the height and levelness of the base body 2 can be adjusted by adjusting nuts on the first adjusting support upright 52 and the second adjusting support upright 53. The first adjusting cushion block 54 and the second adjusting cushion block 55 support the base body 2 from the lower side, so that the base body 2 can be supported from the vertical direction in cooperation with corresponding adjusting support columns, the base body 2 can be supported more stably, when the sliding platform 3 moves, the interference of vibration, shake and the like on an image acquisition assembly is reduced, the detection precision is improved, and the position and the levelness of the base body 2 are convenient to adjust.
In addition, when the adjustment base 5 is used, the first adjustment support cross column 58 and the second adjustment support cross column 59 support against the base body 2 from the side, so that the base body 2 can be further and stably supported, and when the sliding platform 3 moves, the interference of vibration, shake and the like on the image acquisition assembly is reduced, and the detection precision is improved.
The embodiment also provides a vehicle beam three-surface impact quality detection system, which comprises the vehicle Liang Sanmian impact quality detection device of any one of the technical schemes and an upper computer, wherein the upper computer comprises:
the image acquisition and storage module is used for receiving and storing the image of the upper surface of the vehicle beam 1 acquired by the top image acquisition component, the image of the left side surface of the vehicle beam 1 acquired by the left side image acquisition component and the image of the right side surface of the vehicle beam 1 acquired by the right side image acquisition component;
and the detection module is used for identifying whether the openings on the upper surface, the left side surface and the right side surface of the vehicle beam 1 are qualified or not according to the acquired images.
The upper computer is preferably an industrial personal computer or a combination of the industrial personal computer and a touch screen.
The embodiment also provides a method for detecting the three-side impact quality of the vehicle beam, which uses the vehicle Liang Sanmian impact quality detection system of the previous part of the embodiment to carry out the following operations:
s1: and (3) transferring one car beam 1 onto the base body 2, detecting whether the car beam 1 reaches a preset position, tensioning the car beam 1 by the tensioning assembly 4 if the car beam 1 reaches the preset position, and starting the sliding platform 3 to move on the base assembly at a constant speed from the left end to the right end. Specifically, a position sensor is arranged on the base body 2, the position sensor can detect the position of the vehicle beam 1, if the position reaches a preset position, the position sensor feeds back a position signal to an upper computer, and the upper computer sends out a command to control the cylinder 411 in the tensioning assembly 4 to act, so that the tensioning assembly 4 can tension the vehicle beam 1.
S2: in the moving process of the sliding platform 3, the top image acquisition assembly acquires the upper surface image of the vehicle beam 1, the left image acquisition assembly acquires the left surface image of the vehicle beam 1, the right image acquisition assembly acquires the right surface image of the vehicle beam 1, and whether the positions and the sizes of the holes on the upper surface, the left surface and the right surface of the vehicle beam 1 are qualified or not is identified according to the acquired images. Specifically, the position range and the size range of each opening on three surfaces of the upper surface, the left side surface and the right side surface of the vehicle beam 1 are stored in the upper computer, and if the position and the size of the corresponding opening in the actually acquired image exceed the budget range, the opening is failed.
S3: and (3) transferring the next vehicle beam 1 onto the base body 2, detecting whether the vehicle beam 1 reaches a preset position, tensioning the vehicle beam 1 by the tensioning assembly 4 if the vehicle beam 1 reaches the preset position, starting the sliding platform 3 to move at a constant speed on the base assembly from the right end to the left end, repeating the step (S2) to finish the detection of the next vehicle beam 1, namely finishing a cycle, and repeating the steps (S1-S3) to finish the cycle.
The embodiment has at least the following advantages:
according to the vehicle Liang Sanmian punching quality detection device provided by the embodiment, in the moving process of the sliding platform 3, the top image acquisition component acquires the upper surface image of the vehicle beam 1, the left image acquisition component acquires the left surface image of the vehicle beam 1, and the right image acquisition component acquires the right surface image of the vehicle beam 1, so that whether the positions and the sizes of the holes on the upper surface, the left surface and the right surface of the vehicle beam 1 are qualified or not can be identified according to the acquired images, the full-automatic detection of the vehicle Liang Sanmian punching is realized, the detection efficiency is remarkably improved, the current selective detection is changed into full detection, and the defective products are guaranteed to be not to flow to the subsequent procedures.
In this embodiment, the tensioning assembly 4 includes a base plate 413, a third sliding rail 44, a fourth sliding rail 45, a third group of sliding blocks 46, a fourth group of sliding blocks 47, a fixed tensioning table 412, a movable tensioning table 43 and a cylinder 411, wherein the base plate 413 is fixed on the base body 2, the third sliding rail 44 and the fourth sliding rail 45 are respectively fixed on two sides of the upper surface of the base plate 413, the fixed tensioning table 412 is fixed on the base plate 413, the middle part of the movable tensioning table 43 is slidably arranged on the third sliding rail 44 by the third group of sliding blocks 46 and slidably arranged on the fourth sliding rail 45 by the fourth group of sliding blocks 47, square holes are formed in the base plate 413, the lower part of the movable tensioning table 43 passes through the base plate 413 through the square holes, the cylinder 411 is fixed below the base plate 413, and a piston rod of the cylinder 411 is connected with the lower part of the movable tensioning table 43, so that the cylinder 411 can drive the movable tensioning table 43 to be far away from or close to the fixed tensioning table 412, and further tensioning or releasing the left and right inner walls of the detected vehicle beam 1. Therefore, the car beam 1 can be automatically clamped and loosened by the inner walls of the left side and the right side of the car beam 1, the clamping efficiency of the car beam 1 on the base body 2 is improved, and the car beam 1 is clamped from the inside, so that the interference of the clamping device arranged outside the car beam 1 to the sliding platform 3 can be avoided.
The foregoing disclosure is merely illustrative of some embodiments of the invention, and the invention is not limited thereto, as modifications may be made by those skilled in the art without departing from the scope of the invention.
Claims (7)
1. The utility model provides a trilateral towards quality detection device of roof beam which characterized in that includes:
the base assembly comprises a base body, a first sliding rail, a second sliding rail, racks, a drag chain guide groove, guide groove brackets and carrier roller assemblies, wherein the first sliding rail and the second sliding rail are fixed on two sides of the upper surface of the base body at intervals, the racks are fixed between the first sliding rail and the second sliding rail, the number of the guide groove brackets is multiple, the arrays are suspended and fixed on the side surface of the base body, the drag chain guide groove is fixedly supported by the guide groove brackets, and the carrier roller assemblies are multiple and respectively fixed on the corresponding guide groove brackets;
the sliding platform is provided with a first group of sliding blocks and a second group of sliding blocks at the bottom, the bottoms of the first group of sliding blocks are slidably arranged on the first sliding rail, the bottoms of the second group of sliding blocks are slidably arranged on the second sliding rail, the sliding platform is provided with a driving motor, the output end of the driving motor is provided with a driving gear, the driving gear is meshed with the rack, the top, the left side and the right side of the sliding platform are closed, the inner side of the top of the sliding platform is provided with a top image acquisition assembly for acquiring an upper surface image of the vehicle beam, the left side of the sliding platform is internally provided with a left side image acquisition assembly for acquiring a left side surface image of the vehicle beam, and the right side of the sliding platform is internally provided with a right side image acquisition assembly for acquiring a right side surface image of the vehicle beam;
the tensioning assembly comprises a base plate, a third sliding rail, a fourth sliding rail, a third group of sliding blocks, a fourth group of sliding blocks, a fixed tensioning table, a movable tensioning table and an air cylinder, wherein the base plate is fixed on the base body, the third sliding rail and the fourth sliding rail are respectively fixed on two sides of the upper surface of the base plate, the fixed tensioning table is fixed on the base plate, the middle part of the movable tensioning table is slidably arranged on the third sliding rail by the third group of sliding blocks and is slidably arranged on the fourth sliding rail by the fourth group of sliding blocks, square holes are formed in the base plate, the lower part of the movable tensioning table penetrates through the base plate through the square holes, the air cylinder is fixed below the base plate, and a piston rod of the air cylinder is connected with the lower part of the movable tensioning table, so that the air cylinder can drive the movable tensioning table to be far away from or close to the fixed tensioning table, and further tension or loosen the left and right inner walls of a detected vehicle beam;
the top of the movable tensioning table is provided with a first group of rolling assemblies, and the height of the first group of rolling assemblies is larger than that of the top of the movable tensioning table;
the top of the fixed tensioning table is provided with a second group of rolling assemblies, and the height of the second group of rolling assemblies is larger than that of the top of the fixed tensioning table;
the first group of rolling components comprise a central shaft fixed on the movable tensioning table and a plurality of deep groove ball bearings penetrating through the central shaft;
the second group of rolling components comprise a central shaft fixed on the fixed tensioning table and a plurality of deep groove ball bearings penetrating through the central shaft;
a limiting column is arranged between the fixed tensioning table and the movable tensioning table, and is fixedly connected with the upper part of one of the fixed tensioning table and the movable tensioning table and points to the upper part of the other of the fixed tensioning table and the movable tensioning table, so that the fixed tensioning table and the movable tensioning table are prevented from being continuously approached when the distance between the fixed tensioning table and the movable tensioning table is smaller than a preset value.
2. The vehicle Liang Sanmian impact mass detecting device of claim 1, wherein a side of the stationary tensioning stage facing away from the movable tensioning stage is provided with a centering baffle.
3. The vehicle Liang Sanmian impact quality detecting device according to claim 1, wherein the slide platform comprises a left slide seat frame, the outer side, the upper side and the lower side of the left slide seat frame are closed, the middle of the inner side of the left slide seat frame is provided with an opening, the left image acquisition assembly is arranged in the left slide seat frame, the image acquisition direction of the left image acquisition assembly faces the opening, and the first group of sliding blocks is fixed on the lower side of the left slide seat frame;
the sliding platform comprises a right sliding seat frame, the outer side, the upper side and the lower side of the right sliding seat frame are closed, an opening is formed in the middle of the inner side of the right sliding seat frame, the right side image acquisition assembly is arranged in the right sliding seat frame, the image acquisition direction of the right side image acquisition assembly faces the opening, and the second group of sliding blocks are fixed on the lower side of the right sliding seat frame.
4. The cart Liang Sanmian punch quality detection device of claim 1, wherein the top image acquisition assembly comprises a first 3D laser scanner and a second 3D laser scanner, the first 3D laser scanner and the second 3D laser scanner being disposed side-by-side, the left image acquisition assembly comprising a third 3D laser scanner, the right image acquisition assembly comprising a fourth 3D laser scanner;
or, the top image acquisition component comprises a first CCD camera and a second CCD camera, the first CCD camera and the second CCD camera are arranged side by side, the left image acquisition component comprises a third CCD camera, and the right image acquisition component comprises a fourth CCD camera.
5. The vehicle Liang Sanmian impact mass detection device of claim 1, further comprising a plurality of adjustment mounts for supporting the base assembly;
the adjusting base comprises a bottom plate, a first adjusting cushion block, a second adjusting cushion block, a first adjusting supporting column, a second adjusting supporting column, a first base body, a second base body, a first adjusting supporting column and a second adjusting supporting column, wherein the first adjusting supporting column and the second adjusting supporting column are vertically fixed on the bottom plate, a plurality of bottom holes which are respectively used for being inserted into the first adjusting supporting column and the second adjusting supporting column are formed in the bottom of the base body, nuts are respectively sleeved on the first adjusting supporting column and the second adjusting supporting column to adjust the mounting height of the base body on the first adjusting supporting column and the second adjusting supporting column, the first adjusting cushion block and the second adjusting cushion block are respectively provided with an opening groove for accommodating the first adjusting supporting column or the second adjusting supporting column, the first adjusting supporting column is adjustably mounted on the first base body through the nuts, the first adjusting supporting column can be configured on the other side of the base body, and the second adjusting supporting column can be supported on the other side of the base body through the first adjusting supporting column.
6. A vehicle beam three-side impact quality detection system, comprising the vehicle Liang Sanmian impact quality detection device according to any one of claims 1-5, and an upper computer, wherein the upper computer comprises:
the image acquisition and storage module is used for receiving and storing the image of the upper surface of the vehicle beam, the image of the left side surface of the vehicle beam and the image of the right side surface of the vehicle beam, which are acquired by the top image acquisition component, and the image of the left side surface of the vehicle beam, which are acquired by the right side image acquisition component;
and the detection module is used for identifying whether the openings on the upper surface, the left side surface and the right side surface of the vehicle beam are qualified or not according to the acquired images.
7. A method for detecting three impact quality of a vehicle beam, characterized in that the following operations are performed by using the vehicle Liang Sanmian impact quality detection system according to claim 6:
s1: transferring a car beam to the base body, detecting whether the car beam reaches a preset position, tensioning the car beam by the tensioning assembly if the car beam reaches the preset position, and starting the sliding platform to move on the base assembly at a constant speed from the left end to the right end;
s2: in the moving process of the sliding platform, the top image acquisition assembly acquires the upper surface image of the vehicle beam, the left image acquisition assembly acquires the left surface image of the vehicle beam, the right image acquisition assembly acquires the right surface image of the vehicle beam, and whether the positions and the sizes of the openings on the upper surface, the left surface and the right surface of the vehicle beam are qualified or not is identified according to the acquired images;
s3: and (3) transferring the next beam to the base body, detecting whether the beam reaches a preset position, tensioning the beam by the tensioning assembly if the beam reaches the preset position, starting the sliding platform to move at a constant speed on the base assembly from the right end to the left end, repeating the step (S2) to finish the detection of the next beam, namely finishing a cycle, and repeating the steps (S1-S3) to finish the cycle.
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| CN201910265252.XA CN110000106B (en) | 2019-04-03 | 2019-04-03 | Device, system and method for detecting punching quality of vehicle Liang Sanmian |
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| CN105397590B (en) * | 2015-12-29 | 2017-05-31 | 中信戴卡股份有限公司 | A kind of online burr remover of the wheel of size adjustable |
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| US5257461A (en) * | 1992-04-27 | 1993-11-02 | Warner & Swasey | Coordinate measuring machine construction |
| WO2017012231A1 (en) * | 2015-07-22 | 2017-01-26 | 郑州乐彩科技股份有限公司 | Character jet printer and character jet printing production line |
| WO2017157043A1 (en) * | 2016-03-16 | 2017-09-21 | 苏州富强科技有限公司 | Measurement system based on point laser imaging |
| CN208150275U (en) * | 2018-02-12 | 2018-11-27 | 上海胶带橡胶（淮安）有限公司 | A kind of novel vibration conveyer belt |
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