CN116359018A - Aluminum alloy threshold beam performance detection device and detection method - Google Patents
Aluminum alloy threshold beam performance detection device and detection method Download PDFInfo
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- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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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
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- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
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Abstract
The invention relates to the technical field of automobile parts, in particular to an aluminum alloy threshold beam performance detection device and a detection method, and solves the problems: when detecting the performance of a threshold beam, the problem that the detection efficiency of a detection device is low and the detection result is not accurate enough due to the fact that the threshold beam cannot be automatically straightened is solved, and the embodiment of the invention provides an aluminum alloy threshold beam performance detection device, which comprises: the device comprises a base, a locking part, a straightening part and a detection part, wherein a first detection block and a second detection block are arranged on one side, close to the locking part, of the detection part, the first detection block is connected with the second detection block in a matched manner, at least part of the detection part can push the first detection block and the second detection block to move towards the direction of a threshold beam, and the first detection block or the second detection block is contacted with the threshold beam; wherein the contact area of the first detection block and the threshold beam is different from the contact area of the second detection block and the threshold beam.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to an aluminum alloy threshold beam performance detection device and method.
Background
The side of car when bumping, the threshold roof beam that the side was placed can effectually avoid the door to take place deformation, and then strengthen the performance of side protection, on new energy automobile, the striking of side is very direct harm to new energy automobile's battery very easily, the intensity of side threshold roof beam plays key effect to the protection of battery, consequently, the performance of threshold roof beam is the important guarantee that new energy automobile can safe travel, in the correlation technique, when detecting threshold roof beam performance, unable automatic alignment is carried out to the threshold roof beam, when detecting the atress size on surface, the atress of applied pressure and threshold roof beam surface is inconsistent, let performance detection's result have the error.
Disclosure of Invention
The invention solves the problems that: when detecting threshold beam performance, the unable automatic alignment of threshold beam leads to detection device detection efficiency low and the problem that testing result is inaccurate enough.
In order to solve the above problems, an embodiment of the present invention provides an apparatus for detecting performance of an aluminum alloy threshold beam, the apparatus comprising: the base is provided with a protruding part; the locking parts are fixedly connected with the base, at least part of the locking parts can rotate, an installation position is formed between the locking parts and the protruding parts after the locking parts rotate, the threshold beams are fixed in the installation position, a plurality of locking parts are arranged in parallel at intervals and correspond to the protruding parts one by one, and the number of the locking parts is the same as that of the protruding parts; the straightening part is fixedly connected with the base, and a straightening plate capable of moving towards the threshold beam is arranged on the straightening part; the detection part is fixedly connected with the base, a first detection block and a second detection block are arranged on one side, close to the locking part, of the detection part, the first detection block is connected with the second detection block in a matched mode, at least part of the detection part can push the first detection block and the second detection block to move towards the direction of the threshold beam, and the first detection block or the second detection block is contacted with the threshold beam; wherein the contact area of the first detection block and the threshold beam is different from the contact area of the second detection block and the threshold beam.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the setting of locking part and protruding portion complex has realized the fixed of threshold roof beam, the setting of alignment portion lets the threshold roof beam when carrying out performance detection, the position looks adaptation of placing of threshold roof beam and detection portion lets the data that first detection piece and second detection piece detected more accurate, the setting that has different area of contact between different detection pieces and the threshold roof beam, let performance detection device have two different area's detection methods, can detect the threshold roof beam of equidimension, the practicality of detection device has been promoted, simultaneously, let two kinds of detection pieces detect same threshold roof beam, can preliminary judgement threshold roof beam's performance index, and select different processing methods to unqualified threshold roof beam according to preliminary judgement's result.
In one embodiment of the present invention, the straightening portion includes: the straightening frame comprises upright posts and cross beams, and the upright posts are positioned on two opposite sides of the protruding part; the upright post is provided with an alignment rod extending towards the protruding part, the alignment plate is fixedly connected with the alignment rod, and one side of part of the alignment plate, which is close to the protruding part, is provided with an inclined plane; the beam is provided with a pressure head, the pressure head is positioned above the protruding part, and the pressure head can move towards the protruding part and apply pressure to the threshold beam after contacting with the threshold beam; wherein, the alignment rod can promote the alignment board to the direction removal of protruding portion.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the setting of alignment frame lets the overall structure of alignment portion more stable, and the setting of pressure head makes the fixed more firm between threshold roof beam and the protruding portion, has guaranteed that alignment work's normal clear, and the alignment board of both sides can adjust the direction of placing of threshold roof beam, under the cooperation of a plurality of alignment boards, ensures that the position of placing of threshold roof beam is correct, and the setting of two pressure head highly different lets alignment portion and the surface of threshold roof beam adapt more, reduces the distance that the pressure head removed, has improved alignment work's efficiency.
In one embodiment of the present invention, the detection section includes: the supporting table is fixedly connected with the base, one side, close to the protruding part, of the supporting table is sunken downwards, a connecting hole is formed in the sunken area, a connecting rod is arranged in the connecting hole, and the connecting rod is connected with the second detection block in a matched mode; the stop rod is arranged in the concave area; the pushing rod is rotationally connected with the supporting table, and one end, close to the protruding part, of the pushing rod is fixedly connected with a first detection block; the push rod can move towards the direction of the protruding part, and in the moving process, the second detection block can rotate around the connecting rod and can be contacted with the stop rod in the rotating process.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the setting of brace table has promoted the height of first detection piece and second detection piece, let first detection piece and second detection piece pass through horizontal movement can take place to contact with the threshold roof beam, the connecting rod can rotate with the setting of connecting hole, let the second detection piece, can give way for the removal of first detection piece at the during operation, let the detection portion can drive different detection pieces according to different behavior, the sunken rotation that sets up to the second detection piece provides the space, the setting of stopping lever has avoided the too big unable reset of second detection piece turned angle.
In one embodiment of the invention, the second detection block comprises a first rotating body and a second rotating body, the first rotating body and the second rotating body are provided with first electromagnets, the first detection block is provided with second electromagnets, and the matching relationship between the first electromagnets and the second electromagnets is controlled through a first electromagnetic switch; the stop lever is provided with a third electromagnet, and the matching relation between the third electromagnet and the first electromagnet is controlled by a second electromagnetic switch; the first rotating body can be in contact with the stop rod through rotation, the second rotating body can be in contact with the stop rod through rotation, and when the first rotating body is in contact with the stop rod and the second rotating body is in contact with the stop rod, a first gap is reserved between the first rotating body and the second rotating body, and the pushing rod can push the first detection block to pass through the first gap and be in contact with the threshold beam.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the arrangement of the first rotating body and the second rotating body enables the second detecting block to change the first gap through rotation, the first detecting block can be smoothly contacted with the threshold beam, the connection relation between the first detecting block and the second detecting block can be controlled through the arrangement of the first electromagnetic switch, the detecting portion can switch the detecting mode at any time, the detecting portion detecting efficiency is improved, and the first detecting block can not be interfered by the first rotating body and the second rotating body when the second electromagnetic switch is arranged through the first gap.
In one embodiment of the present invention, the locking part includes: the locking seat is fixedly connected with the base; the locking plate is rotationally connected with the locking seat and can rotate relative to the locking seat; the driving rod penetrates through the locking seat and the locking plate, and can drive the locking plate to rotate; wherein the locking plate cooperates with the projection to secure the threshold beam.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the setting of locking seat has promoted the height of locking plate, lets the locking plate through rotating the top laminating that back can be with the threshold roof beam, after the locking plate again cooperates with the protruding portion, fixed threshold roof beam that can be better avoids the threshold roof beam to shake at the in-process that detects, and the setting of actuating lever lets the drive of locking plate more convenient, has promoted the fixed convenience of threshold roof beam.
In one embodiment of the present invention, the present invention further provides a method for detecting the performance of an aluminum alloy threshold beam, where the method is applied to the apparatus for detecting the performance of an aluminum alloy threshold beam described in the foregoing embodiment, and the method includes: the doorsill Liang Fang is arranged on the protruding part, and the straightening part is controlled to detect the arrangement position of the doorsill beam, so that a straightening detection result is obtained; judging whether the placement position of the threshold beam is correct or not according to the straightening detection result; if yes, controlling the driving rod to lock the threshold beam, and enabling the detection part to perform performance detection; if not, controlling the moving distance of the straightening plate, and straightening the threshold beam.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the position of putting of threshold roof beam is judged through alignment testing result to can control the travel distance of alignment board according to different alignment testing result, still promote the efficiency of alignment under the condition of realizing the alignment of threshold roof beam, the control of actuating lever lets the detection part when detecting, the threshold roof beam can not take place to remove, has promoted the accuracy of performance detection.
In one embodiment of the present invention, if yes, the driving rod is controlled to lock the threshold beam and the detecting part performs performance detection, which specifically includes: the driving rod is rotated to enable the locking plate to be matched with the protruding part, so that the threshold beam is fixed; controlling the push rod to move, enabling the second detection block to be in contact with the threshold beam, gradually increasing the thrust of the push rod, and detecting whether relative movement exists between the surface of the threshold beam and the second detection block within target time; if the relative movement exists, the performance of the threshold beam is unqualified; and if the relative movement does not exist, controlling the second detection block to rotate, enabling the first detection block to contact the surface of the threshold beam, and detecting whether the relative movement exists between the surface of the threshold beam and the first detection block within the target time.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: whether the threshold beam is deformed or not is judged through the relative movement between the first detection block or the second detection block and the surface of the threshold beam, so that the deformation of the threshold beam is detected more conveniently, and the unqualified threshold beam is divided into two grades by the mode that the first detection block and the second detection block detect respectively, so that the follow-up reworking is facilitated.
In one embodiment of the present invention, if not, controlling the moving distance of the straightening plate, and straightening the threshold beam, specifically includes: obtaining the distance between each straightening rod and the surface of the threshold beam to obtain a first distance result; obtaining a standard distance between the threshold beam and the straightening rod, and obtaining a second distance result; and straightening the threshold beam according to the first distance result and the second distance result.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the whole offset direction of the threshold beam is obtained through the first distance result and the second distance result, so that the alignment plate on which side is used for pushing is determined, the distance that the alignment plate needs to move is calculated, the threshold beam is aligned more accurately, a plurality of alignment parts simultaneously align the threshold beam, the problem that the length of the threshold beam is overlong and the alignment error is large is avoided, and the alignment accuracy is improved.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings to be used in the description of the embodiments will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art;
FIG. 1 is a schematic diagram of the overall structure of a performance testing apparatus according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a top view of the structure of the detecting section of the performance detecting apparatus;
FIG. 5 is a schematic view of a detection portion stop lever structure;
FIG. 6 is an enlarged view of FIG. 4 at C;
FIG. 7 is a schematic diagram showing the mating relationship of the alignment portion and the base;
FIG. 8 is a schematic view of the engagement of the protrusion with the locking portion;
FIG. 9 is a flow chart of a performance test method according to the present invention;
reference numerals illustrate:
100. a base; 110. a threshold beam; 120. a protruding portion; 200. a locking part; 210. a locking seat; 220. a locking plate; 230. a driving rod; 300. a straightening part; 310. straightening the frame; 311. a cross beam; 312. a column; 320. a calibration rod; 330. a straightening plate; 340. a pressure head; 400. a detection unit; 410. a support table; 411. a recess; 412. a stop lever; 413. a connection hole; 414. a connecting rod; 420. a push rod; 430. a first detection block; 440. a second detection block; 441. a first rotating body; 442. a second rotating body; 443. a first gap; 450. and a rotating member.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
[ first embodiment ]
Referring to fig. 1 to 8, in a specific embodiment, the present invention provides an aluminum alloy threshold beam 110 performance detection apparatus, the detection apparatus comprising: a base 100, wherein a protrusion 120 is provided on the base 100; the locking parts 200 are fixedly connected with the base 100, at least part of the locking parts 200 can rotate, an installation position is formed between the locking parts 200 and the protruding parts 120 after the locking parts 200 rotate, the threshold beam 110 is fixed in the installation position, the number of the locking parts 200 is the same as that of the protruding parts 120, and the locking parts 200 are arranged in parallel at intervals and correspond to the protruding parts 120 one by one; the straightening part 300 is fixedly connected with the base 100, and the straightening part 300 is provided with a straightening plate 330 which can move towards the threshold beam 110; the detection part 400 is fixedly connected with the base 100, a first detection block 430 and a second detection block 440 are arranged on one side, close to the locking part 200, of the detection part 400, the first detection block 430 is connected with the second detection block 440 in a matched mode, at least part of the detection part 400 can push the first detection block 430 and the second detection block 440 to move towards the direction of the threshold beam 110, and the first detection block 430 or the second detection block 440 is in contact with the threshold beam 110; wherein the contact area of the first detecting block 430 with the threshold beam 110 is different from the contact area of the second detecting block 440 with the threshold beam 110.
The upper surface of the base 100 is rectangular, a plurality of locking parts 200 are fixed on the upper surface of the base 100 and are sequentially arranged along the front-back direction, the number of the locking parts 200 is consistent with the number of the protruding parts 120, the distance between two locking parts 200 furthest in the front-back direction is smaller than the length of the threshold beam 110, when the threshold beam 110 is fixed, each locking part 200 can play a fixed role, an alignment part 300 is arranged between two adjacent locking parts 200, alignment parts 300 are respectively provided with an alignment plate 330 on the left side and the right side of the threshold beam 110, the alignment plates 330 can move towards the direction of the threshold beam 110 under the control of an external force, the alignment plates 330 are usually driven by electric power, whether the whole of the threshold beam 110 is inclined or not is judged by the distance between the alignment plates 330 at different positions and the threshold beam 110, the moving distance of the alignment plates 330 at different positions is changed, a detection part 400 is arranged between any two alignment devices, after alignment work is completed, the locking parts 200 are used for carrying out the alignment of the position detection of the threshold beam 110, the detection part 400 can be controlled by the locking parts, the detection part 400 can be contacted with the threshold beam 430, and the detection block 440 can be contacted with the first detection block and the second detection block 430 and the first detection block and the second detection block can be contacted with the threshold beam 430, and the first detection block 430 and the whole detection block can be contacted with the second detection block 430.
When performance detection is performed, the second detection block 440 is controlled to contact with the threshold beam 110 first, whether the surface of the threshold beam 110 is deformed under the current pressure is observed, when the detection is qualified, the first detection block 430 is controlled to contact with the threshold beam 110, the detection is continued by adopting the same pressure, whether the surface of the threshold beam 110 is deformed is observed, when the threshold beam 110 is deformed due to the second detection block 440, the performance detection of the threshold beam 110 is unqualified, when the threshold beam 110 is still not deformed after the detection of the first detection block 430, the performance detection of the threshold beam 110 is qualified, when the threshold beam 110 is not deformed after the detection of the second detection block 440, but when the detection of the first detection block 430 is deformed, the threshold beam 110 has a certain strength, and different processing modes are adopted for processing during subsequent processing.
In the related art, when the performance of the threshold beam 110 is detected, the position of the threshold beam 110 is not aligned, which results in that the pressure intensity received by the threshold beam 110 is different from the pressure intensity expected to be generated by the applied external force during the pressure detection, and in the inclined state, the contact area between the threshold beam 110 and the first detection block 430 or the second detection block 440 is reduced, which results in the increase of the pressure intensity received by the threshold beam 110, so that part of the threshold beam 110 with qualified performance is misjudged as unqualified, and the accuracy of the detection work is affected.
The locking part 200 is arranged with the protruding part 120 in a matched manner, so that the fixation of the threshold beam 110 is realized, the straightening part 300 is arranged, the placing position of the threshold beam 110 is matched with the position of the detecting part 400 when the threshold beam 110 performs performance detection, the data detected by the first detecting block 430 and the second detecting block 440 are more accurate, different detecting blocks are arranged with different contact areas between the threshold beam 110, the performance detecting device is provided with two detecting modes with different areas, the threshold beam 110 with different sizes can be detected, the practicability of the detecting device is improved, meanwhile, the two detecting blocks detect the same threshold beam 110, the performance index of the threshold beam 110 can be primarily judged, and different processing modes are selected for the unqualified threshold beam 110 according to the primary judging result.
[ second embodiment ]
Referring to fig. 7, in a specific embodiment, the straightening portion 300 includes: alignment frame 310, alignment frame 310 comprising posts 312 and beams 311, posts 312 being located on opposite sides of protrusions 120; the upright post 312 is provided with an alignment rod 320 extending towards the protruding part 120, the alignment plate 330 is fixedly connected with the alignment rod 320, and one side of part of the alignment plate 330 close to the protruding part 120 is provided with an inclined plane; the cross beam 311 is provided with a pressure head 340, the pressure head 340 is positioned above the protruding part 120, and the pressure head 340 can move towards the protruding part 120 and apply pressure to the threshold beam 110 after contacting with the threshold beam 110; wherein the alignment rod 320 can push the alignment plate 330 to move toward the protruding part 120.
The plurality of alignment frames 310 are arranged in parallel and at intervals, each alignment frame 310 is provided with two upright posts 312, the two upright posts 312 are respectively positioned at two sides of the threshold beam 110, the cross beam 311 is positioned above the threshold beam 110, the cross beam 311 is provided with two pressure heads 340, the pressure heads 340 extend downwards along the cross beam 311, the two pressure heads 340 are different in length, the left pressure head 340 is lower than the right pressure head 340, because the upper end of the threshold beam 110 is stepped, two planes with different heights are arranged, the left height is lower than the right height, the two pressure heads 340 can move downwards to enable the left pressure head 340 to be attached to the left plane, the right pressure head 340 is attached to the right plane, the middle section of the upright post 312 is provided with an alignment rod 320, the alignment rods 320 of the upright posts 312 at two sides extend downwards towards the middle, and the alignment rod 320 can move along the horizontal direction to enable the alignment rod 330 fixed at the front end of the alignment rod 320 to be in contact with the threshold beam 110.
When the straightening part 300 works, firstly the threshold beam 110 is placed on the protruding part 120, then the pressure head 340 is controlled to move downwards, the threshold beam 110 is prevented from rolling wheels on the protruding part 120 by controlling the pressure head 340 and the protruding part 120, then the straightening rod 320 is controlled to move, the straightening plates 330 are moved to a specified position, when the straightening rods 320 on the same side move by the mutual matching of the straightening plates 330, each straightening plate 330 can be contacted with the outer surface of the threshold beam 110, after the straightening work of the threshold beam 110 is completed, the locking part 200 is matched with the protruding part 120, the position of the threshold beam 110 is fixed, after the locking part 200 is fixed, the pressure head 340 and the straightening rod 320 are reset, and the detection part 400 detects the performance of the threshold beam 110.
It should be noted that, a portion of the alignment plate 330 is provided with an inclined surface on a side close to the threshold beam 110, because the surfaces on the left and right sides of the threshold beam 110 are not flat, when different threshold beams 110 are used, different alignment plates 330 may be selected, such as an arc surface, a flat surface, etc., so as to ensure that the alignment plate 330 can be attached to the outer surface of the threshold beam 110.
Further, the sill beam 110 is horizontally entered in the front-rear direction when placed, and a sufficient distance is provided between the upper surface of the sill beam 110 and the ram 340 during the placement without affecting the rate of placement of the sill beam 110.
The setting of alignment frame 310 makes the overall structure of alignment portion 300 more stable, and the setting of pressure head 340 makes the fixed between threshold roof beam 110 and the protruding portion 120 more firm, has ensured the normal clear of alignment work, and the alignment board 330 of both sides can adjust the direction of placing of threshold roof beam 110, under the cooperation of a plurality of alignment boards 330, ensures that the position of placing of threshold roof beam 110 is correct, and the setting of two pressure heads 340 difference in height lets alignment portion 300 and the surface of threshold roof beam 110 adapt more, reduces the distance that pressure head 340 removed, has improved the efficiency of alignment work.
[ third embodiment ]
Referring to fig. 4 to 6, in a specific embodiment, the detecting section 400 includes: the support table 410, the support table 410 is fixedly connected with the base 100, one side of the support table 410, which is close to the protruding part 120, is downwards sunken 411, a connecting hole 413 is formed in the area of the sunken 411, a connecting rod 414 is arranged in the connecting hole 413, and the connecting rod 414 is connected with the second detection block 440 in a matching way; a stop lever 412, the stop lever 412 being disposed in the region of the recess 411; the pushing rod 420, the pushing rod 420 is rotatably connected with the supporting table 410, and one end of the pushing rod 420, which is close to the protruding part 120, is fixedly connected with a first detection block 430; the push rod 420 can move in the direction of the protrusion 120, and during the movement, the second detection block 440 can rotate around the connection rod 414 and can contact with the stop lever 412 during the rotation.
The supporting table 410 is arranged on the right side of the base 100, a detection part 400 is arranged between the two straightening parts 300, two supporting tables 410 are arranged in one detection part 400, a push rod 420 is arranged between the two supporting tables 410, the push rod 420 can move towards the direction of the threshold beam 110 under the action of a rear end rotating piece 450, a recess 411 is formed in one side, close to the threshold beam 110, of the supporting table 410, the length of the recess 411 is matched with the size of the second detection block 440, the stop rod 412 is positioned on the rear side of the second detection block 440, the connecting rod 414 can stretch out and draw back, a through hole matched with the connecting rod 414 is formed in the lower side of the second detection block 440, and the connecting rod 414 can enter the through hole below the second detection block 440 through stretching out and drawing back.
When the detection part 400 does not need to perform detection, the connecting rods 414 on the left and right sides are in a protruding state, at this time, the second detection block 440 cannot be pushed by the pushing rod 420, when the detection part 400 needs to perform detection by using the second detection block 440, the connecting rods 414 on the left and right sides are in a retracted state, the first detection block 430 is fixed with the second detection block 440, the pushing rod 420 pushes the first detection block 430 to move together with the second detection block 440 towards the threshold beam 110, when the detection part 400 needs to perform detection by using the first detection block 430, the connecting rods 414 on the inner side are retracted, the connecting rods 414 on the outer side are protruding, the first detection block 430 is separated from the second detection block 440, at this time, under the pushing of the pushing rod 420, the first detection block 430 pushes the second detection block 440 to rotate around the connecting rods 414 until contacting with the stop lever 412, and when the second detection block 440 contacts with the stop lever 412, the first detection block 430 can contact with the threshold beam 110, and detection of the threshold beam 110 is completed.
The rotating member 450 may be manually controlled by a worker or may be automatically controlled by a robot.
The supporting bench 410 is arranged, the heights of the first detection block 430 and the second detection block 440 are increased, the first detection block 430 and the second detection block 440 can be contacted with the threshold beam 110 through horizontal movement, the connecting rod 414 and the connecting hole 413 are arranged, the second detection block 440 can rotate, the detection block 430 can be moved to give way during working, the detection part 400 can drive different detection blocks according to different working conditions, the recess 411 is arranged to provide space for the rotation of the second detection block 440, and the stop rod 412 is arranged, so that the condition that the rotation angle of the second detection block 440 is overlarge and cannot be reset is avoided.
[ fourth embodiment ]
In a specific embodiment, the second detecting block 440 includes a first rotating body 441 and a second rotating body 442, wherein first electromagnets are disposed on the first rotating body 441 and the second rotating body 442, and second electromagnets are disposed on the first detecting block 430, and the matching relationship between the first electromagnets and the second electromagnets is controlled by a first electromagnetic switch; the stop lever 412 is provided with a third electromagnet, and the matching relationship between the third electromagnet and the first electromagnet is controlled by a second electromagnetic switch; wherein the first rotor 441 can contact with the stop lever 412 by rotating, the second rotor 442 can contact with the stop lever 412 by rotating, when the first rotor 441 contacts with the stop lever 412 and the second rotor 442 contacts with the stop lever 412, a first gap 443 is provided between the first rotor 441 and the second rotor 442, and the push rod 420 can push the first detection block 430 through the first gap 443 and contact with the threshold beam 110.
The first rotating body 441 and the second rotating body 442 are identical in size, the second rotating body 442 is fixed on the right supporting table 410, the first rotating body 441 is fixed on the left supporting table 410, the first electromagnet is arranged at the rear side of the first rotating body 441 and the second rotating body 442, the second electromagnet is arranged at the front side of the first detecting block 430, the third electromagnet is arranged at the front side of the stopping rod 412, a first gap 443 is formed between the first rotating body 441 and the second rotating body 442, the size of the first gap 443 is larger than the thickness of the first rotating body 441 and the second rotating body 442, and interference between the first rotating body 441 and the second rotating body 442 during rotation is avoided.
When the detecting part 400 does not need to work or needs to use the second detecting block 440 to detect, the second electromagnetic switch is closed, the first electromagnetic switch is opened, the first detecting block 430 is fixed with the second detecting block 440, when the detecting part 400 needs to use the first detecting block 430 to detect, the first electromagnetic switch is closed, the second electromagnetic switch is opened, the first rotating block can be fixed with the left stop rod 412 when rotating, the second rotating block can be fixed with the right stop rod 412 when rotating, the first gap 443 is increased, the first detecting block 430 can smoothly pass through the first gap 443 and contact with the threshold beam 110, after the first detecting block 430 is detected, the first detecting block 430 returns to the rear of the second detecting block 440 through the first gap 443, then the second electromagnetic switch is closed, the first electromagnetic switch is opened, under the electromagnetic action, the first rotating block and the second rotating block rotate inwards and are fixed with the first detecting block 430, all connecting rods 414 retract into the connecting holes 413, when the first detecting block 430 and the second detecting block 440 are fixed, the first rotating block 441 and the second rotating block 441 are reset, the first rotating body and the second rotating body 442 are reset, and the first rotating body and the second rotating body 442 are reset after the first rotating body and the second rotating body are reset.
It should be noted that, the front side of the second detecting block 440 is coated with an insulating material, so as to prevent the first detecting block 430 from generating a force between the threshold beam 110 when the first electromagnetic switch is turned on.
The arrangement of the first rotating body 441 and the second rotating body 442 allows the second detecting block 440 to change the first gap 443 by rotating, so that the first detecting block 430 can smoothly contact the sill beam 110, the arrangement of the first electromagnetic switch allows the connection relationship between the first detecting block 430 and the second detecting block 440 to be controlled, the detecting portion 400 can switch the detecting mode at any time, the detecting efficiency of the detecting portion 400 is improved, and the arrangement of the second electromagnetic switch allows the first detecting block 430 to pass through the first gap 443 without interference of the first rotating body 441 and the second rotating body 442 to the first detecting block 430.
[ fifth embodiment ]
Referring to fig. 8, in a specific embodiment, the locking part 200 includes: the locking seat 210, the locking seat 210 is fixedly connected with the base 100; the locking plate 220, the locking plate 220 is rotatably connected with the locking seat 210 and can rotate relative to the locking seat 210; the driving rod 230 penetrates through the locking seat 210 and the locking plate 220, and the driving rod 230 can drive the locking plate 220 to rotate; wherein the locking plate 220 cooperates with the protrusion 120 to fix the threshold beam 110.
The locking seat 210 is fixed with a locking plate 220, the whole locking plate 220 is controlled by a driving rod 230, the front end of the locking plate 220 is provided with an arc surface matched with the outer contour of the threshold beam 110, and when the locking plate 220 moves to a designated position, the inner surface of the locking plate 220 is attached to the outer surface of the threshold beam 110.
The locking lever may be manually operated by the driving lever 230, or may be controlled by a program, and the locking plate 220 may be automatically controlled to rotate by judging the alignment state of the alignment part 300.
The setting of locking seat 210 has promoted the height of locking plate 220, lets the locking plate 220 pass through the top laminating of rotating the back with threshold roof beam 110, and locking plate 220 again cooperates the back with protruding 120, and fixed threshold roof beam 110 that can be better avoids threshold roof beam 110 to take place the shake at the in-process that detects, and the setting of actuating lever 230 makes the drive of locking plate 220 more convenient, has promoted the fixed convenience of threshold roof beam 110.
[ sixth embodiment ]
Referring to fig. 9, in a specific embodiment, the present invention further provides a method for detecting the performance of an aluminum alloy threshold beam, where the method is applied to the apparatus for detecting the performance of an aluminum alloy threshold beam in the foregoing embodiment, and the method includes:
s100, placing a threshold Liang Fang on the protruding part, and controlling the straightening part to detect the placement position of the threshold beam to obtain a straightening detection result;
s200, judging whether the placement position of the threshold beam is correct or not according to the straightening detection result;
s300, if yes, controlling the driving rod to lock the threshold beam, and enabling the detection part to detect performance; if not, controlling the moving distance of the straightening plate, and straightening the threshold beam.
In step S100, the worker places the sill beam on the protruding portion, ensures that after both hands leave the sill beam, the sill beam will not drop and the sill beam contacts each protruding portion, and then the alignment portions at the respective positions move toward the direction of the sill beam, stop moving after the alignment plates contact the sill beam, and record the distance that the alignment plates move, thereby obtaining alignment detection results.
In step S200, when the alignment detection results obtained by the alignment plates on the same side are the same, the placement position of the threshold beam is correct, and when the alignment detection results obtained by the alignment plates on the same side are different, the threshold beam needs to be aligned.
In step S300, after determining that the sill beam is aligned, the driving rod controls the locking plate to rotate, the locking plate contacts with the upper surface of the sill beam to complete the fixation of the sill beam, and when the placement position of the sill beam is not in a horizontal state, calculation is performed according to the data obtained by each alignment plate to obtain the distance that each alignment plate needs to move, so as to realize the alignment of the sill beam.
The position of putting of threshold roof beam is judged through alignment testing result to can control the travel distance of alignment board according to different alignment testing result, still promote the efficiency of alignment under the condition of realizing the alignment of threshold roof beam, the control of actuating lever lets the detection part when detecting, the threshold roof beam can not take place to remove, has promoted the accuracy of performance detection.
[ seventh embodiment ]
In a specific embodiment, if yes, the driving rod is controlled to lock the threshold beam and the detecting part performs performance detection, which specifically includes:
s310, the driving rod is rotated to enable the locking plate to be matched with the protruding part, and the threshold beam is fixed;
s320, controlling the pushing rod to move, enabling the second detection block to be in contact with the threshold beam, gradually increasing the pushing force of the pushing rod, and detecting whether relative movement exists between the surface of the threshold beam and the second detection block in target time;
s330, if the relative movement exists, the performance of the threshold beam is unqualified; and if the relative movement does not exist, controlling the second detection block to rotate, enabling the first detection block to contact the surface of the threshold beam, and detecting whether the relative movement exists between the surface of the threshold beam and the first detection block within the target time.
In step S320, the push rod pushes the second detection block to move toward the threshold beam, and when the front end of the second detection block contacts with the threshold beam, the state is continuously maintained and pressure is continuously applied, and the pressure is gradually increased, and after the target time is continued, the second detection block is separated from the threshold beam, and the target time is usually 5 seconds, or may be changed according to different thresholds Liang Caizhi, which is not limited herein.
In step S330, if the second detecting block moves relatively to the surface of the door sill beam within the target time, it is determined that the surface of the door sill beam is deformed, the performance of the door sill beam is not qualified, if the second detecting block does not move relatively to the surface of the door sill beam, the first detecting block detects the surface of the door sill beam in the same pressure change mode, after the pressure is increased, whether the surface of the door sill beam is deformed or not is detected, if the surface of the door sill beam is not deformed, it is determined that the performance of the door sill beam is qualified, if the first detecting block moves relatively to the surface of the door sill beam, after the pressure is increased, the surface of the door sill beam is deformed, and the door sill beam is not qualified, but still has a certain strength, the door sill beam deformed when the first detecting block detects the door sill beam and the second detecting block detect the door sill beam deformed, and different subsequent processing modes are performed, the repairing speed of the unqualified door sill beam is accelerated, and the whole production efficiency of the door sill is improved.
Whether the threshold beam is deformed or not is judged through the relative movement between the first detection block or the second detection block and the surface of the threshold beam, so that the deformation of the threshold beam is detected more conveniently, and the unqualified threshold beam is divided into two grades by the mode that the first detection block and the second detection block detect respectively, so that the follow-up reworking is facilitated.
[ eighth embodiment ]
In a specific embodiment, if not, controlling the moving distance of the straightening plate to straighten the threshold beam specifically includes:
s340, obtaining the distance between each straightening rod and the surface of the threshold beam to obtain a first distance result;
s350, obtaining a standard distance between the threshold beam and the straightening rod, and obtaining a second distance result;
s360, straightening the threshold beam according to the first distance result and the second distance result.
In step S340, a distance sensor is disposed on the alignment rod, and the distance between the alignment plate and the surface of the threshold beam is obtained by the distance sensor, where each alignment plate on one side can obtain corresponding distance data, so as to obtain a first distance result.
In step S350, when the alignment rod is in the horizontal state, the distances between the surfaces of the sill beams and the alignment plates on the same side are equal, and this equal distance is recorded as a second distance result, typically, a first distance result is the distance between each alignment plate on the left side and the left side of the sill beam, and a second distance result is the distance between the left side and the left alignment plate of the sill beam when the alignment rod is in the horizontal state.
In step S360, the alignment plate to be moved and the distance to be moved by the alignment plate are determined according to the difference between the first distance result and the second distance result, and the first distance result is recorded as L 1 The second distance results in L 2 The distance between the straightening plates at the left side and the right side is L 3 The thickness of the threshold beam at the height of the straightening plate is L 4 ，L 1 And L is equal to 2 All take the left straightening plate as a reference standard, when L 1 ＞L 2 When the door sill beam is inclined rightwards at the position, the right straightening plate is required to push the door sill beam to pushThe moving distance is L 3 -L 2 -L 4 When L 2 ＞L 1 When the threshold beam is inclined leftwards at the position, the left straightening plate is required to push the threshold beam, and the pushing distance is L 2 . When L 2 ＝L 1 The threshold Liang Moxu is then aligned.
The whole offset direction of the threshold beam is obtained through the first distance result and the second distance result, so that the alignment plate on which side is used for pushing is determined, the distance that the alignment plate needs to move is calculated, the threshold beam is aligned more accurately, a plurality of alignment parts simultaneously align the threshold beam, the problem that the length of the threshold beam is overlong and the alignment error is large is avoided, and the alignment accuracy is improved.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.
Claims (9)
1. An aluminum alloy threshold beam performance detection device, characterized in that, the detection device includes:
a base (100), wherein a protruding part (120) is arranged on the base (100);
the locking parts (200) are fixedly connected with the base (100), at least part of the locking parts (200) can rotate, mounting positions are formed between the locking parts (200) and the protruding parts (120) after the locking parts (200) rotate, the threshold beams (110) are fixed in the mounting positions, the number of the locking parts (200) is the same as that of the protruding parts (120), and the locking parts (200) are arranged in parallel at intervals and correspond to the protruding parts (120) one by one;
the straightening part (300) is fixedly connected with the base (100), and the straightening part (300) is provided with a straightening plate (330) capable of moving towards the threshold beam (110);
the detection part (400), the detection part (400) is fixedly connected with the base (100), a first detection block (430) and a second detection block (440) are arranged on one side, close to the locking part (200), of the detection part (400), the first detection block (430) is matched and connected with the second detection block (440), at least part of the detection part (400) can push the first detection block (430) and the second detection block (440) to move towards the direction of the threshold beam (110), and the first detection block (430) or the second detection block (440) is contacted with the threshold beam (110);
wherein a contact area of the first detection block (430) and the threshold beam (110) and a contact area of the second detection block (440) and the threshold beam (110) are different.
2. The aluminum alloy rocker beam performance testing apparatus of claim 1, wherein the straightening portion (300) includes:
-a straightening frame (310), the straightening frame (310) comprising a post (312) and a cross beam (311), the post (312) being located on opposite sides of the protrusion (120);
an alignment rod (320) extending towards the protruding portion (120) is arranged on the upright post (312), the alignment plate (330) is fixedly connected with the alignment rod (320), and one side, close to the protruding portion (120), of part of the alignment plate (330) is provided with an inclined plane;
the beam (311) is provided with a pressure head (340), the pressure head (340) is positioned above the protruding part (120), and the pressure head (340) can move towards the protruding part (120) and apply pressure to the threshold beam (110) after contacting with the threshold beam (110);
wherein the alignment rod (320) can push the alignment plate (330) to move towards the protruding part (120).
3. The aluminum alloy rocker beam performance detection apparatus according to claim 2, wherein the detection section (400) includes:
the supporting table (410), the supporting table (410) is fixedly connected with the base (100), one side of the supporting table (410) close to the protruding part (120) is recessed downwards (411), a connecting hole (413) is formed in the region of the recessed part (411), a connecting rod (414) is arranged in the connecting hole (413), and the connecting rod (414) is connected with the second detection block (440) in a matching mode;
a stop lever (412), the stop lever (412) being provided in the region of the recess (411);
the pushing rod (420), the pushing rod (420) is rotationally connected with the supporting table (410), and a first detection block (430) is fixedly connected to one end of the pushing rod (420) close to the protruding part (120);
wherein the push rod (420) can move towards the protruding part (120), and in the moving process, the second detection block (440) can rotate around the connecting rod (414) and can be contacted with the stop rod (412) in the rotating process.
4. An aluminum alloy threshold beam performance detection device according to claim 3, wherein the second detection block (440) comprises a first rotor (441) and a second rotor (442), first electromagnets are arranged on the first rotor (441) and the second rotor (442), second electromagnets are arranged on the first detection block (430), and the matching relationship between the first electromagnets and the second electromagnets is controlled through a first electromagnetic switch; a third electromagnet is arranged on the stop rod (412), and the matching relationship between the third electromagnet and the first electromagnet is controlled through a second electromagnetic switch;
wherein the first rotor (441) is rotatable in contact with the stopper rod (412), and the second rotor (442) is rotatable in contact with the stopper rod (412).
5. The aluminum alloy rocker performance detection device according to claim 4, wherein when the first rotor (441) is in contact with the stopper rod (412) and the second rotor (442) is in contact with the stopper rod (412), a first gap (443) is provided between the first rotor (441) and the second rotor (442), and the push rod (420) is capable of pushing the first detection block (430) through the first gap (443) and into contact with the rocker (110).
6. The aluminum alloy rocker performance testing apparatus as recited in claim 4, wherein the locking portion (200) includes:
the locking seat (210), the said locking seat (210) is fixedly connected with said base (100);
a locking plate (220), wherein the locking plate (220) is rotatably connected with the locking seat (210) and can rotate relative to the locking seat (210);
the driving rod (230) penetrates through the locking seat (210) and the locking plate (220), and the driving rod (230) can drive the locking plate (220) to rotate;
wherein the locking plate (220) cooperates with the protrusion (120) to secure the rocker (110).
7. A method for detecting the performance of an aluminum alloy threshold beam, wherein the method is applied to the device for detecting the performance of the aluminum alloy threshold beam as claimed in claim 6, and the method comprises the following steps:
placing the threshold Liang Fang on the protruding part, and controlling the straightening part to detect the placing position of the threshold beam to obtain a straightening detection result;
judging whether the placement position of the threshold beam is correct or not according to the straightening detection result;
if yes, controlling the driving rod to lock the threshold beam, and enabling the detection part to perform performance detection;
and if not, controlling the moving distance of the straightening plate, and straightening the threshold beam.
8. The method for detecting the performance of an aluminum alloy rocker beam according to claim 7, wherein if yes, the driving rod is controlled to lock the rocker beam and the detecting portion is allowed to perform performance detection, specifically comprising:
the driving rod is rotated to enable the locking plate to be matched with the protruding part, so that the threshold beam is fixed;
controlling the push rod to move, enabling the second detection block to be in contact with the threshold beam, gradually increasing the thrust of the push rod, and detecting whether relative movement exists between the surface of the threshold beam and the second detection block within target time;
if the relative movement exists, the performance of the threshold beam is unqualified;
and if no relative movement exists, controlling the second detection block to rotate, enabling the first detection block to contact the surface of the threshold beam, and detecting whether the relative movement exists between the surface of the threshold beam and the first detection block within the target time.
9. The method for detecting the performance of the aluminum alloy threshold beam according to claim 7, wherein if not, controlling the moving distance of the straightening plate to straighten the threshold beam, specifically comprising:
obtaining the distance between each straightening rod and the surface of the threshold beam to obtain a first distance result;
obtaining a standard distance between the threshold beam and the straightening rod, and obtaining a second distance result;
and aligning the threshold beam according to the first distance result and the second distance result.
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Application publication date: 20230630 Assignee: Ningbo Xiangjin Automotive Sealing System Co.,Ltd. Assignor: Zhejiang Xiangjin Auto Parts Co.,Ltd. Contract record no.: X2024330000370 Denomination of invention: A performance testing device and method for aluminum alloy threshold beams Granted publication date: 20230915 License type: Common License Record date: 20240808 |