CN111947941A - Simulation test system and method for stability of whole frame of new energy automobile - Google Patents
Simulation test system and method for stability of whole frame of new energy automobile Download PDFInfo
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- CN111947941A CN111947941A CN202010852981.8A CN202010852981A CN111947941A CN 111947941 A CN111947941 A CN 111947941A CN 202010852981 A CN202010852981 A CN 202010852981A CN 111947941 A CN111947941 A CN 111947941A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0078—Shock-testing of vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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Abstract
The invention relates to a system and a method for simulating and testing the stability of an integral frame of a new energy automobile, which comprises a lower support plate, two telescopic rods, support frames, locking frames, connecting springs, a pull plate, a mounting plate and a springing mechanism, wherein the top of the lower support plate is symmetrically provided with the two groups of telescopic rods, each group of telescopic rods is linearly and uniformly distributed along the length direction of the lower support plate, the two groups of telescopic rods are symmetrically arranged, the bottoms of the telescopic rods are connected with the top of the lower support plate through hinges, the support frames are arranged on the tops of the telescopic rods through hinges, one locking frame is distributed above each support frame, and the tops of the locking frames are arranged on the bottoms of the pull plates through the. The invention can solve the problems existing in the prior frame during testing: the frame can cause certain influence to the stability test of frame after the locking is accomplished, and the impact of frame can't be adjusted, leads to the frame to influence its stable test effect scheduling problem because of too big or undersize of impact.
Description
Technical Field
The invention relates to the technical field of vehicle detection, in particular to a system and a method for simulation test of the stability of an integral frame of a new energy automobile.
Background
The new energy automobile integral frame is equivalent to a human framework and mainly comprises longitudinal beams and cross beams; the frame is composed of two longitudinal beams and a plurality of cross beams which are positioned on two sides, the longitudinal beams and the cross beams are connected into a firm rigid framework by using a riveting method or a welding method, and the frame is structurally characterized by being convenient for installing a cab, a carriage and some special equipment and arranging other assemblies.
After the production and processing of the frame or after the maintenance, the frame needs to be subjected to stability testing, the frame needs to be locked when being tested, and then thrust is applied to a cross beam of a vehicle, so that the frame is impacted with certain force, and the stability of the frame is detected conveniently; the frame is generally positioned and locked by a locking clamp, and the problems existing in the prior art when the frame is tested are as follows:
the frame locking can cause certain influence to the stability test of frame after accomplishing, and the impact of frame can't be adjusted, leads to the frame to influence its stable test effect because of too big or undersize of impact, and the step of frame locking is comparatively loaded down with trivial details, and the frame after the locking produces the displacement easily.
Disclosure of Invention
In order to solve the problems, the invention provides a simulation test system for the stability of an integral frame of a new energy automobile, which comprises a lower support plate, two groups of telescopic rods, support frames, locking frames, connecting springs, a pull plate, a mounting plate and a bouncing mechanism, wherein the top of the lower support plate is symmetrically provided with the two groups of telescopic rods, each group of telescopic rods is linearly and uniformly distributed along the length direction of the lower support plate, the two groups of telescopic rods are symmetrically arranged, the bottoms of the telescopic rods are connected with the top of the lower support plate through hinges, the support frames are arranged on the tops of the telescopic rods through hinges, one locking frame is distributed above each support frame, the tops of the locking frames are arranged on the bottoms of the pull plate through the connecting springs, the top of the pull plate is provided with a sliding rod, the mounting plate is arranged on the tops of the sliding rods, the mounting plate is connected on, the elastic mechanism is arranged on the lower side surface of the middle of the pull plate, the frame can be locked, the frame can be subjected to impact test, so that the stability of the frame can be detected, the frame is connected to an external support through the mounting plate, the support frames correspond to the locking frames one by one, the pull plate is manually lifted upwards, so that the frame can move to a proper position on the support frames, then the pull plate is pulled downwards, so that the support frames are matched with the locking frames to lock the frame, and the frame can be driven to move leftwards through the elastic mechanism.
The collision plate is arranged on the top of one end of the lower support plate, the frame can collide with the right side face of the collision plate under the action of the elastic mechanism, and whether the frame has the defects of cracking, deformation and the like or not is detected through the collision of the frame for a plurality of times.
The bouncing mechanism comprises a bouncing support plate, a bouncing elastic column, a shifting plate, a rotating wheel and a pushing column, the bouncing support plate is arranged at the bottom of a pulling plate, the bouncing elastic column penetrates through the bouncing support plate, the shifting plate is arranged at one end of the bouncing elastic column, which corresponds to an impact plate, the pushing column is arranged at the lower end of the side surface of the shifting plate, which is far away from the bouncing support plate, the rotating wheel is positioned above the pushing column, the rotating wheel is arranged at the bottom of the pulling plate, the lower end of the rotating wheel is higher than the top of the shifting plate, the shifting rod is symmetrically arranged on the outer side surface of the rotating wheel, when the bouncing mechanism works, the bouncing mechanism can impact the frame in the transverse direction, the shifting rod can be driven to push the shifting plate to the right side through the rotation of the rotating wheel, when the shifting rod is separated from the shifting plate, the shifting plate can be popped out to the left under the effect of the bouncing elastic column, so that the pushing column, the left end of the frame can impact the impact plate, the left moving track of the frame is irregular under the action of the telescopic rod and the connecting spring, and therefore the side of the frame impacting the impact plate is a non-fixed position, and the test effect of the vehicle frame testing device is improved.
As a preferable technical scheme of the invention, the lateral surfaces of the horizontal section of the support frame along the length direction of the lower support plate are symmetrically provided with the top extension blocks, the lower end of each top extension block is uniformly distributed with a supporting rod, the lower end of each supporting rod is connected to the top of the lower support plate, and the supporting rods can support the top extension blocks on the support frame, so that the U-shaped structure of the support frame can be arranged upwards, and the support frame is matched with the locking frame to lock the frame.
As a preferable technical scheme of the invention, the supporting rod is an elastic telescopic rod, the lower end of the supporting rod is arranged in an outward inclined mode, and the bottom of the supporting rod is installed on the top of the lower support plate through a ball hinge.
As a preferred technical solution of the present invention, a top extending groove is formed in the bottom of the top extending block, an inserting body which is inserted and matched with the top extending groove is formed in the top of the supporting rod, after the frame is locked by the supporting frame and the locking frame, the supporting rod is pressed downward to move the inserting body out of the top extending groove, and then the supporting rod is rotated inward and is overlapped on the top of the lower supporting plate, so that the supporting rod does not affect the stability detection of the frame.
As a preferable technical scheme of the invention, the lower end of the top extending groove is obliquely arranged outwards, the oblique angle of the top extending groove corresponds to the oblique angle of the supporting rod, and the lower end of the top extending groove is obliquely arranged outwards, so that the plug body cannot pop out from the top extending groove, and the matching stability of the top extending groove and the plug body is improved.
As a preferred technical scheme of the invention, the top of the drawing plate is symmetrically provided with the stabilizing frames along the width direction, the stabilizing frames are of square frame structures, the bottom of the mounting plate is provided with the stabilizing insertion plate in sliding fit with the stabilizing frames, and the stabilizing insertion plate can slide in the stabilizing frames.
As a preferred technical scheme, threaded holes are formed in the side wall of the stabilizing frame in the length direction, round holes are uniformly formed in the middle of the stabilizing insert plate in the length direction and are vertically arranged, stabilizing bolts are arranged in the threaded holes of the stabilizing frame and penetrate through the round holes formed in the stabilizing insert plate, when the height of the drawing plate needs to be adjusted, the stabilizing bolts are taken out of the threaded holes of the stabilizing frame, then the height of the drawing plate is adjusted, and the stabilizing bolts can penetrate through the round holes in the stabilizing insert plate in different heights so as to lock the position of the drawing plate.
As a preferable technical scheme of the invention, one end of the poke rod, which is far away from the rotating wheel, is of an arc-shaped structure, the side surface of the upper end of the poke plate, which is close to the rotating wheel, is provided with an arc-shaped groove, the arc-shaped structure of the poke rod can increase the stability of poking the poke plate rightwards, and the arc-shaped groove can prevent the poke rod and the poke plate from sliding forwards and backwards relatively.
According to a preferable technical scheme, the middle of the pushing column is of a telescopic structure, one end, far away from the poking plate, of the pushing column is provided with a hammering block through a hinge, the side face, opposite to the impact plate, of the hammering block is an arc-shaped face, the position of the hammering block can be adjusted through telescopic movement of the pushing column, hammering force of the hammering block on the frame is adjusted, and the arc-shaped face of the hammering block can be attached to a cross beam of the frame all the time under the connecting effect of the hinge of the hammering block.
The method for testing the frame by adopting the simulation test system for the stability of the whole frame of the new energy automobile comprises the following steps:
firstly, locking a mounting plate: firstly, the support frames are connected to an external bracket through a mounting plate, so that the positions of the support frames and the locking frames are in one-to-one correspondence;
secondly, positioning a support frame: the support frame comprises a support frame, a supporting rod, a supporting frame and a locking frame, wherein the supporting rod is pressed downwards, so that an inserting body at the top of the supporting rod can be inserted into a top extending groove, and the two supporting rods are matched to enable a U-shaped structure of the support frame to be arranged upwards, so that the support frame and the locking frame are matched to lock the frame conveniently;
step three, locking a frame: manually lifting the pull plate upwards to enable the frame to move to a proper position on the support frame, then pulling the pull plate downwards so that the support frame is matched with the locking frame to lock the frame, after the frame is locked, pressing the support rod downwards to enable the plug body to move out of the top extension groove, then rotating the support rod inwards, and lapping the support rod on the top of the lower support plate so that the support rod cannot affect the stability detection of the frame;
step four, testing frame impact: the rotation of the rotating wheel can drive the poking rod to push the poking plate to the right side, when the poking rod is separated from the poking plate, the poking plate can be popped out leftwards under the action of the bouncing elastic column so that the pushing column can be hammered leftwards through a cross beam on the frame, the left end of the frame can be impacted on the impact plate, the left moving track of the frame is irregularly moved under the action of the telescopic rod and the connecting spring, and the side surface of the impact plate impacted by the frame is an unfixed position, so that the test effect of the invention on the frame is improved, and whether the frame has the defects of cracking, deformation and the like is detected through the impact of the frame for a plurality of times.
The invention has the beneficial effects that:
the frame can be dynamically locked, and the locked frame can move left and right so as to test the stability of the frame;
the poking plate can be pushed to the right side through the rotation of the rotating wheel, when the poking rod is separated from the poking plate, the poking plate can be popped out leftwards under the action of the elastic column, so that the pushing column can be hammered leftwards through a cross beam on the frame, and the left end of the frame can impact on the impact plate;
the position of the hammering block can be adjusted through the telescopic motion of the pushing column, so that the hammering force of the hammering block on the frame is adjusted, and the arc-shaped surface of the hammering block can be always attached to the cross beam of the frame under the connection effect of the hinge of the hammering block;
the supporting rod can support the top extension block on the supporting frame, so that the U-shaped structure of the supporting frame can be arranged upwards, and the supporting frame is matched with the locking frame to lock the frame conveniently.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a first configuration of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
fig. 3 is a cross-sectional view between the drawer plate and the mounting plate of the present invention;
fig. 4 is a schematic structural view between the drawing plate and the springing mechanism of the invention;
FIG. 5 is a cross-sectional view of the present invention between the lower support plate, the telescoping rod and the support bracket;
fig. 6 is a schematic view of the structure of the vehicle frame.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, a simulation test system for stability of an integral vehicle frame of a new energy vehicle comprises a lower support plate 1, two groups of telescopic rods 2, two support frames 3, locking frames 4, connecting springs 5, a pull plate 6, a mounting plate 7 and a springing mechanism 8, wherein the top of the lower support plate 1 is symmetrically distributed with the two groups of telescopic rods 2, each group of telescopic rods 2 is linearly and uniformly distributed along the length direction of the lower support plate 1, the two groups of telescopic rods 2 are symmetrically distributed, the bottoms of the telescopic rods 2 are connected with the top of the lower support plate 1 through hinges, the top of each telescopic rod 2 is provided with the support frame 3 through hinges, one locking frame 4 is distributed above each support frame 3, the top of each locking frame 4 is mounted on the bottom of the pull plate 6 through the connecting springs 5, the top of the pull plate 6 is provided with a sliding rod 61, the mounting plate 7 is mounted on the top of, the elastic mechanism 8 is positioned between the upper ends of the two groups of telescopic rods 2, the elastic mechanism 8 is installed on the lower side surface of the middle part of the pull plate 6, the vehicle frame can be locked, the vehicle frame is subjected to impact test so as to detect the stability of the vehicle frame, the support frame 3 is connected to an external support through the installation plate 7 so that the support frame 3 corresponds to the locking frame 4 one by one, the pull plate 6 is manually lifted upwards so that the vehicle frame can move to a proper position on the support frame 3, then the pull plate 6 is pulled downwards so that the support frame 3 is matched with the locking frame 4 to lock the vehicle frame, and the vehicle frame can be driven to move leftwards through the elastic mechanism 8.
The top of pull board 6 be provided with firm frame 64 along its width direction symmetry, firm frame 64 is square frame type structure, be provided with on the bottom of mounting panel 7 with firm frame 64 sliding fit's firm picture peg 62, firm picture peg 62 can slide in firm frame 64.
The top of one end of the lower support plate 1 is provided with an impact plate 11, the frame can impact the right side surface of the impact plate 11 under the action of the springing mechanism 8, and whether the frame has the defects of cracking, deformation and the like or not is detected through the impact of the frame for a plurality of times.
The supporting frame 3 horizontal segment on along the side of extension board 1 length direction under on the symmetry be provided with top and stretch the piece 31, cloth has a supporting rod 32 equally to every top of stretching the piece 31 lower extreme, the lower extreme of supporting rod 32 is connected on extension board 1's top down, supporting rod 32 can support top extension piece 31 on the supporting frame 3 to the U type structure of supporting frame 3 can upwards be arranged, be convenient for supporting frame 3 and locking frame 4 cooperate and lock the frame.
The supporting rod 32 is an elastic telescopic rod, the lower end of the supporting rod 32 is arranged obliquely outwards, and the bottom of the supporting rod 32 is mounted on the top of the lower support plate 1 through a ball hinge.
The bottom of the top extension block 31 is provided with a top extension groove 33, the top of the supporting rod 32 is provided with an insertion body 34 which is in insertion fit with the top extension groove 33, after the frame is locked by the support frame 3 and the locking frame 4, the supporting rod 32 is pressed downwards to move the insertion body 34 out of the top extension groove 33, then the supporting rod 32 is rotated inwards, and the supporting rod 32 is overlapped on the top of the lower support plate 1, so that the supporting rod 32 cannot affect the stability detection of the frame.
The lower end of the top extending groove 33 is arranged in an outward inclined mode, the inclined angle of the top extending groove 33 corresponds to the inclined angle of the supporting rod 32, and the lower end of the top extending groove 33 is arranged in an outward inclined mode, so that the plug-in body 34 cannot pop out from the top extending groove 33, and the stability of matching of the top extending groove 33 and the plug-in body 34 is improved.
The bouncing mechanism 8 comprises a bouncing support plate 81, a bouncing column 82, a poking plate 83, a rotating wheel 84 and a pushing column 85, the bouncing support plate 81 is arranged at the bottom of the pulling plate 6, the bouncing column 82 penetrates through the bouncing support plate 81, the poking plate 83 is arranged at one end of the bouncing column 82 corresponding to the striking plate 11, the pushing column 85 is arranged at the lower end of the side surface of the poking plate 83 far away from the bouncing support plate 81, the rotating wheel 84 is positioned above the pushing column 85, the rotating wheel 84 is arranged at the bottom of the pulling plate 6, the lower end of the rotating wheel 84 is corresponding to the top of the poking plate 83 in height, the poking rods 86 are symmetrically arranged on the outer side surface of the rotating wheel 84, when the bouncing mechanism 8 works, the bouncing mechanism 8 can impact the frame in the transverse direction of the frame, the poking rod 86 can be driven to push the poking plate 83 to the right side through the rotation of the rotating wheel 84, when the poking rods 86 are, the poking plate 83 can be popped out leftwards under the action of the bouncing elastic column 82 so as to push the column 85 to hammer leftwards through a cross beam on the frame, the left end of the frame can impact the impact plate 11, the left moving track of the frame is irregularly moved under the action of the telescopic rod 2 and the connecting spring 5, and therefore the side of the frame impacting the impact plate 11 is an unfixed position, and the test effect of the invention on the frame is improved.
The end, far away from the rotating wheel 84, of the poke rod 86 is of an arc-shaped structure, an arc-shaped groove is formed in the side face, close to the rotating wheel 84, of the upper end of the poke plate 83, the stability of the poke rod 86 poking rightwards can be improved due to the arc-shaped structure of the poke rod 86, and the poke rod 86 and the poke plate 83 can be prevented from sliding forwards and backwards relatively.
Promote the middle part of post 85 be extending structure, it has hammering piece 87 to promote post 85 to keep away from one of stirring board 83 and serve through hinge mounting, the relative striking plate 11's of hammering piece 87 side is the arcwall face, the position of hammering piece 87 can be adjusted through the concertina movement who promotes post 85, make hammering piece 87 obtain adjusting the hammering dynamics of frame, hammering piece 87 makes the arcwall face of hammering piece 87 can paste on the crossbeam of frame all the time under the linkage effect of hinge.
The method for testing the frame by adopting the simulation test system for the stability of the whole frame of the new energy automobile comprises the following steps:
firstly, locking a mounting plate: firstly, the support frames 3 are connected to an external bracket through the mounting plate 7, so that the positions of the support frames 3 correspond to the positions of the locking frames 4 one by one;
second step, support frame 3 location: firstly, the supporting rod 32 is pressed downwards, so that the plug body 34 at the top of the supporting rod 32 can be inserted into the top extending groove 33, and the U-shaped structure of the supporting frame 3 can be arranged upwards by matching the two supporting rods 32, so that the supporting frame 3 and the locking frame 4 are matched to lock the frame conveniently;
step three, locking a frame: manually lifting the pull plate 6 upwards to enable the frame to move to a proper position on the support frame 3, then pulling the pull plate 6 downwards so that the support frame 3 is matched with the locking frame 4 to lock the frame, after the frame is locked, pressing the supporting rod 32 downwards to enable the inserting body 34 to move out of the jacking groove 33, then rotating the supporting rod 32 inwards and overlapping the supporting rod 32 on the top of the lower support plate 1, and enabling the supporting rod 32 not to affect the stability detection of the frame;
step four, testing frame impact: the rotation of the rotating wheel 84 can drive the poking rod 86 to push the poking plate 83 to the right, when the poking rod 86 is separated from the poking plate 83, the poking plate 83 can be popped out leftwards under the action of the elastic column 82, so that the pushing column 85 can hammer the poking rod leftwards through a cross beam on the frame, the left end of the frame can impact the impact plate 11, the left moving track of the frame is irregularly moved under the action of the telescopic rod 2 and the connecting spring 5, and the side of the frame impacting the impact plate 11 is a non-fixed position, so that the test effect of the invention on the frame is improved, and whether the frame has defects of cracking, deformation and the like is detected through the impact of the frame for a plurality of times.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a whole frame stability simulation test system of new energy automobile, includes extension board (1), telescopic link (2), support frame (3), locking frame (4), connecting spring (5), pull board (6), mounting panel (7) and snapping mechanism (8), its characterized in that down: the top of the lower support plate (1) is symmetrically provided with two groups of telescopic rods (2), each group of telescopic rods (2) is linearly and uniformly distributed along the length direction of the lower support plate (1), the two groups of telescopic rods (2) are symmetrically arranged, the bottoms of the telescopic rods (2) are connected with the top of the lower support plate (1) through hinges, the top of each telescopic rod (2) is provided with a support frame (3) through a hinge, a locking frame (4) is distributed above each support frame (3), the top of each locking frame (4) is arranged on the bottom of a pull plate (6) through a connecting spring (5), the top of each pull plate (6) is provided with a sliding rod (61), a mounting plate (7) is arranged on the top of each sliding rod (61), a bouncing mechanism (8) is positioned between the upper ends of the two groups of telescopic rods (2), and the bouncing mechanism (8) is arranged on the lower side surface of the middle of each; wherein:
the support frame (3) is of a U-shaped structure, a groove is formed in the side wall, close to the side face of the lower support plate (1), of the support frame (3), the locking frame (4) is of an inverted U-shaped structure, the locking frame (4) is matched with the support frame (3), the locking plates (41) are symmetrically arranged on the side face of the vertical section of the support frame (3) and the side face of the vertical section of the locking frame (4), and the adjacent two locking plates (41) are locked through bolts;
the top of one end of the lower support plate (1) is provided with an impact plate (11);
the bouncing mechanism (8) comprises a bouncing support plate (81), a bouncing elastic column (82), a poking plate (83), a rotating wheel (84) and a pushing column (85), the bouncing support plate (81) is installed on the bottom of the drawing plate (6), the bouncing elastic column (82) penetrates through the bouncing support plate (81), the poking plate (83) is installed at one end, corresponding to the impact plate (11), of the bouncing elastic column (82), the pushing column (85) is installed at the lower end of the side face, far away from the bouncing support plate (81), of the poking plate (83), the rotating wheel (84) is located above the pushing column (85), the rotating wheel (84) is installed on the bottom of the drawing plate (6), and the height of the lower end of the rotating wheel (84) corresponds to the height of the top of the poking plate (83);
and poke rods (86) are symmetrically arranged on the outer side surface of the rotating wheel (84).
2. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 1, is characterized in that: the supporting frame is characterized in that top extension blocks (31) are symmetrically arranged on the side surface of the horizontal section of the supporting frame (3) along the length direction of the lower supporting plate (1), a supporting rod (32) is distributed at the lower end of each top extension block (31), and the lower end of each supporting rod (32) is connected to the top of the lower supporting plate (1).
3. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 2, is characterized in that: the supporting rod (32) is an elastic telescopic rod, the lower end of the supporting rod (32) is arranged in an outward inclined mode, and the bottom of the supporting rod (32) is installed on the top of the lower support plate (1) through a ball hinge.
4. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 3, is characterized in that: the bottom of the top extension block (31) is provided with a top extension groove (33), and the top of the supporting rod (32) is provided with an insertion body (34) which is in insertion fit with the top extension groove (33).
5. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 4 is characterized in that: the lower end of the top extending groove (33) is arranged in an outward inclined mode, and the inclined angle of the top extending groove (33) corresponds to the inclined angle of the supporting rod (32).
6. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 1, is characterized in that: the top of the pull-out plate (6) is symmetrically provided with a stabilizing frame (64) along the width direction, the stabilizing frame (64) is of a square frame structure, and the bottom of the mounting plate (7) is provided with a stabilizing inserting plate (62) which is in sliding fit with the stabilizing frame (64).
7. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 6, is characterized in that: the lateral wall of firm frame (64) length direction be provided with the screw hole, firm picture peg (62) length direction's middle part evenly is provided with the round hole, the round hole is arranged perpendicularly, the threaded hole of firm frame (64) is provided with firm bolt (63), firm bolt (63) pass the round hole that firm picture peg (62) set up.
8. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 1, is characterized in that: one end of the poke rod (86) far away from the rotating wheel (84) is of an arc-shaped structure, and an arc-shaped groove is formed in the side face, close to the rotating wheel (84), of the upper end of the poke plate (83).
9. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 1, is characterized in that: the middle part of the pushing column (85) is of a telescopic structure, one end, far away from the poking plate (83), of the pushing column (85) is provided with a hammering block (87) through a hinge, and the side face, opposite to the impact plate (11), of the hammering block (87) is an arc-shaped face.
10. The system for simulating and testing the stability of the whole frame of the new energy automobile according to claim 5, is characterized in that: the test method of the new energy automobile overall frame stability simulation test system comprises the following steps:
firstly, locking a mounting plate: firstly, the support frames (3) are connected to an external support through a mounting plate (7) so that the positions of the support frames (3) correspond to the positions of the locking frames (4) one by one;
secondly, positioning a support frame (3): firstly, the supporting rods (32) are pressed downwards, so that the inserting bodies (34) at the tops of the supporting rods (32) can be inserted into the top extending grooves (33), the two supporting rods (32) are matched to enable the U-shaped structures of the supporting frames (3) to be arranged upwards, and the supporting frames (3) are matched with the locking frame (4) to lock the frame conveniently;
step three, locking a frame: manually lifting the pull plate (6) upwards to enable the frame to move to a proper position on the support frame (3), then pulling the pull plate (6) downwards to enable the support frame (3) to be matched with the locking frame (4) to lock the frame, after the frame is locked, pressing the supporting rod (32) downwards to enable the plug-in body (34) to move out of the jacking groove (33), then rotating the supporting rod (32) inwards, and overlapping the supporting rod (32) on the top of the lower support plate (1) to enable the supporting rod (32) not to affect the stability detection of the frame;
step four, testing frame impact: the rotation of the rotating wheel (84) can drive the poking rod (86) to push the poking plate (83) to the right side, when the poking rod (86) is separated from the poking plate (83), the poking plate (83) can be popped out leftwards under the action of the bouncing elastic column (82), so that the poking column (85) can be hammered leftwards through a cross beam on the frame, the left end of the frame can impact the impact plate (11), the frame makes the leftward movement track of the frame move irregularly under the action of the telescopic rod (2) and the connecting spring (5), the side surface of the impact plate (11) impacted by the frame is in a non-fixed position, the test effect of the frame is improved, and whether the frame cracks and deforms can be detected through impact of the frame for a plurality of times.
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| CN202010852981.8A CN111947941A (en) | 2020-08-22 | 2020-08-22 | Simulation test system and method for stability of whole frame of new energy automobile |
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| CN202010852981.8A CN111947941A (en) | 2020-08-22 | 2020-08-22 | Simulation test system and method for stability of whole frame of new energy automobile |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111069379A (en) * | 2019-11-25 | 2020-04-28 | 储德姣 | Shaping processing equipment and processing method for sheet metal part of new energy automobile after forming |
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| US5653012A (en) * | 1996-04-02 | 1997-08-05 | Chrysler Corporation | Vehicle latch striker centering device |
| CN207248537U (en) * | 2016-10-28 | 2018-04-17 | 广州汽车集团股份有限公司 | Automobile RCAR and front and back end low speed collision experimental rig |
| CN209606072U (en) * | 2019-03-14 | 2019-11-08 | 上海爱德夏机械有限公司 | A kind of car door limiter crosses out impact test equipment |
| CN110108436A (en) * | 2019-03-22 | 2019-08-09 | 上海渤元信息科技有限公司 | A kind of automobile frame aerodynamics pilot system and test method |
| CN110108438A (en) * | 2019-04-12 | 2019-08-09 | 上海渤元信息科技有限公司 | A kind of car body air sleeve endurance quality test platform and test method |
| CN209707116U (en) * | 2019-04-12 | 2019-11-29 | 江苏省交通技师学院 | A kind of stone splashing collision performance detection device applied to automobile chassis |
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