CN111323240A - Automobile fuel tank endurance test bed and fuel tank lock disc endurance detection method - Google Patents
Automobile fuel tank endurance test bed and fuel tank lock disc endurance detection method Download PDFInfo
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- CN111323240A CN111323240A CN202010246926.4A CN202010246926A CN111323240A CN 111323240 A CN111323240 A CN 111323240A CN 202010246926 A CN202010246926 A CN 202010246926A CN 111323240 A CN111323240 A CN 111323240A
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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
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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
- G01M13/00—Testing of machine parts
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Abstract
The invention discloses an automobile oil tank endurance test bed and an oil tank lock disc endurance detection method, and relates to the technical field of automobile part detection equipment. The automobile fuel tank endurance test bed comprises a key fixing part, a key fixing part and a key fixing part, wherein the key fixing part is used for fixing a key matched with a lock disc; the lock disc fixing part comprises a base plate and an installation frame, the base plate and the installation frame are arranged above the key fixing part, one end of the installation frame is rotatably supported on the base plate, the other end of the installation frame extends to the key fixing part and is used for fixing the lock disc, and the lock disc is arranged right opposite to the key when being clamped on the installation frame; a table for mounting a key fixing part and a lock disc fixing part; a first lifting unit and a second lifting unit; and the rotating mechanism is arranged on the base plate and controls the mounting frame to rotate forwards or backwards when a key is inserted into the lock disc in a matching manner so as to realize unlocking or locking actions. This scheme is experimental with fixed key, control lock dish pivoted mode, reduces the vibrations that the key received in the testing process, reduces the cracked condition of key emergence in the testing process.
Description
Technical Field
The invention relates to the technical field of automobile part detection equipment, in particular to an automobile oil tank durability test bed and an oil tank lock disc durability detection method.
Background
As shown in fig. 1, the existing automobile fuel tank lock has a main body of a lock disc 7, a lock hole is arranged on an end face 71 of the lock disc 7, a plurality of installation tentacles protrude from the side face of the lock disc 7, the intervals between adjacent installation tentacles are equal, and the installation tentacles are connected with the end face 71 through a conical surface.
The service life of the lock plate 7 is required before the vehicle fuel tank lock can be fitted to a vehicle. The lock collar 7 is subject to insertion and rotation of a key during use. Therefore, several lock disks 7 of the same batch are randomly taken as samples for endurance testing.
Chinese patent publication No. CN106840691 discloses an automobile fuel tank cap endurance test stand and a test method for performing endurance tests, in which a lock disk 7 is fixed by a bracket, a key is fixed at the output end of a motor, and the motor is controlled to approach the lock disk 7 by a screw nut transmission mode, so as to insert or extract the key into or out of a lock hole in the lock disk 7. After the key is inserted into the keyhole, the motor is started to drive the key to rotate forward or backward intermittently, so that the service life of the lock disc 7 is tested.
When the output shaft of the motor outputs power, the output shaft can shake, the key handle is directly fixed at the output end of the motor, the connection part of the key handle and the key is easy to break, and the test is terminated in advance.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an automobile fuel tank endurance test bed, which is used for testing in a mode of fixing a key and controlling a lock disc to rotate, so that the vibration of the key in the test process is reduced, and the condition that the key is broken in the test process is reduced.
In order to solve the above technical problems, the present invention provides an automobile fuel tank endurance test bed, comprising,
the key fixing part is used for fixing a key matched with the lock disc;
the lock disc fixing part comprises a base plate and an installation frame, the base plate and the installation frame are arranged above the key fixing part, one end of the installation frame is rotatably supported on the base plate, the other end of the installation frame extends to the key fixing part and is used for fixing the lock disc, and the lock disc is arranged right opposite to the key when being clamped on the installation frame;
a table for mounting a key fixing part and a lock disc fixing part;
the first lifting part is provided with one end arranged on the workbench and the other end supporting the substrate and controlling the lock disc to move close to or far away from the key along the vertical direction;
one end of the second lifting part is arranged on the workbench, and the other end of the second lifting part supports the key fixing part and controls the key fixing part to reciprocate along the vertical direction;
and the rotating mechanism is arranged on the base plate and controls the mounting frame to rotate forwards or backwards when a key is inserted into the lock disc in a matching manner so as to realize unlocking or locking actions.
The technical effects are as follows: change traditional test mode, rotate with the lock dish, the durable experiment of lock dish is carried out to the mode that the key is fixed, carries out the transmission through ring gear, two-sided rack and mounting bracket, finally drives the lock dish and rotates, has reduced the influence that the lock dish receives the vibrations of motor output to receive the influence of motor output vibrations when experimental between lock dish and the key, make the key be difficult for breaking occur in the experimentation.
The technical scheme of the invention is further defined as follows: the mounting bracket stretches out towards the key fixed part and has a plurality of support claws, supports the claw and is the circumference range constitution and holds the mounting groove of lock dish, and the mounting groove other end runs through the mounting bracket in order to form the entry that supplies the lock dish to put into.
The invention is further arranged that a channel for the installation tentacle of the lock disc to pass through is formed between the adjacent support claws, and the support claws are attached to the conical surface of the support lock.
The invention is further arranged in that the inlet of the mounting groove is closed by a positioning cover, which is connected with the mounting frame by screw-thread fit.
The invention is further provided that the rotating mechanism comprises a gear ring arranged on the mounting frame, a double-sided rack connected to the base plate in a sliding manner, and a motor arranged on the base plate and used for controlling the double-sided rack to slide back and forth along the length direction of the double-sided rack.
The invention is further arranged in such a way that the output end of the motor is provided with an output gear, and the output gear and the gear ring are arranged on two sides of the double-sided rack in a right-faced way and are meshed with the double-sided rack.
The double-sided rack rolling guide device is further arranged in a manner that a sliding groove for the sliding of the double-sided rack is formed in the base plate, a plurality of guide frames are arranged on the base plate along the length direction of the double-sided rack, the guide frames stretch across the double-sided rack, guide wheels for abutting against the double-sided rack are arranged on the guide frames, and a guide groove for the guide wheels to roll is formed in the surface of the double-sided rack facing the guide wheels.
The invention is further arranged in that the gear ring extends out of the first embedded piece towards the mounting rack, the mounting rack is provided with a slot for the first embedded piece to insert, and the slot is internally provided with a lug for preventing the first embedded piece from rotating relative to the sliding groove.
The invention is further arranged in that the rotating mechanism also comprises a gear cover, a second embedded part which has the same shape and size as the first embedded part is protruded on the gear cover, a transmission gear is arranged on the gear cover, a gear ring or the gear cover is arranged on the mounting rack through an inserting slot, when the gear cover is arranged on the mounting rack, the transmission gear is directly opposite to the lock disc so that the transmission gear is superposed with the rotating central shaft of the lock disc, and the transmission gear is connected with the output end of the motor through a transmission belt.
Another object of the present invention is to provide a method for testing the durability of a fuel tank lock plate, which uses the above-mentioned fuel tank durability test bed of any of the above schemes, including,
s1: installing a lock disc, controlling a lock disc fixing part to descend to a height convenient for operation through a first lifting part, controlling a key fixing part to descend and yield through a second lifting part if necessary, then rotating a positioning cover through a countersunk handle to expose an opening of a mounting groove, enabling the end face of the lock disc with a lock hole to exceed the mounting groove, enabling a protruding installation feeler on the lock disc to align to a gap between adjacent supporting claws, inserting the lock disc to the bottom end of the mounting groove until the supporting claws are attached to a conical surface of the supporting lock disc, then rotating the positioning cover again to be screwed, and in the process of screwing the positioning cover, a positioning pressure head props against the lock disc and presses an elastic part to generate elastic deformation so as to be in a compression state;
s2: the key is fixed, the key is inserted into a lock hole of the lock disc, the second lifting part controls the bottom plate to ascend or descend to a height convenient for operation, the first lifting part controls a fixed part of the lock disc to yield if necessary, the sliding plate is manually adjusted to enable the projection of the key to be positioned on the sliding groove, then the sliding plate and the sliding groove are fixed by the bolts penetrating through the waist-shaped groove, the positions of the two sliding blocks in the sliding groove are adjusted to enable the fastening groove to be opposite to the key, then the second lifting part controls the bottom plate to ascend to enable the key to be replaced and inserted into the fastening groove, and finally the two sliding blocks are tightly pressed by the fastening bolts at the two ends;
s3: detecting, namely starting a motor to drive the mounting frame to rotate forwards or reversely intermittently so as to realize unlocking or locking action for detection;
s4: when the rotating mechanism is replaced, if the key cannot bear large torque in the using process, the gear ring needs to be taken down according to actual conditions, then the double-sided rack is pulled out, the gear cover is inserted into the slot through the second embedded piece for installation, the transmission gear and the output gear of the motor are connected through the transmission belt, the radius of the transmission gear is smaller than that of the gear ring, and the torque received by the key during rotation is reduced;
s5: the test piece is disassembled, after the test is finished, the lock disc and the key are separated from each other by controlling the first lifting part and the second lifting part, the stop lever is rotated to enable the stop head to move away from the state of abutting against the base station, the base station is drawn out, the key fixing part and the lock disc fixing part are staggered from each other, and then the lock disc and the key are disassembled simultaneously by referring to the installation steps of S1 and S2.
The invention has the beneficial effects that:
the invention can change different rotating mechanisms for transmission according to different types of the test key lock discs, can change the torque to adapt to different keys, and further prevents the keys from breaking in the experimental process.
Drawings
FIG. 1 is a schematic diagram of background art;
FIG. 2 is a schematic diagram showing the structure of the present invention;
FIG. 3 is a schematic view showing the structure of the present invention using a ring gear and a double-sided rack as a transmission member;
FIG. 4 is a schematic view showing a structure of a key holder;
fig. 5 is an exploded view showing a structure of a fixing portion of a lock disk;
FIG. 6 is a cross-sectional view showing the construction of the mounting bracket;
FIG. 7 is a schematic view showing a switching method from a ring gear and double-sided rack drive to a transmission gear and a transmission belt drive;
FIG. 8 is a schematic view showing a transmission gear and a transmission belt;
FIG. 9 is a schematic view showing the structure of a table;
fig. 10 is a schematic view showing a basic configuration of a unit of the first lifting unit or the second lifting unit;
wherein: 1. a lock disk fixing portion; 11. a substrate; 111. a chute; 112. a guide frame; 113. a guide wheel; 12. a mounting frame; 121. a support claw; 13. mounting grooves; 14. a positioning cover; 15. positioning a pressure head; 16. an elastic member; 17. a countersunk handle; 18. a slot; 19. a bump;
2. a key fixing part; 21. a base station; 22. a base plate; 221. a waist-shaped groove; 23. a slide plate; 24. a chute; 25. a slider; 26. a fastening groove; 27. a fastening plate; 28. fastening a bolt;
3. a work table; 31. a support plate; 32. a support wheel; 33. a gear lever; 34. a stopper; 35. a dome;
4. a first lifting unit; 41. a jacking machine; 42. jacking a cylinder; 43. a guide sleeve;
5. a second lifting unit;
6. a rotation mechanism; 61. a gear ring; 611. a first fitting member; 62. a double-sided rack; 621. a guide groove; 63. a gear cover; 631. a second fitting member; 64. a transmission gear; 65. a transmission belt; 66. a motor;
7. a lock disc; 71. an end face; 72. a conical surface.
Detailed Description
In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example 1:
the structure of the automobile fuel tank endurance test bed provided by the embodiment is shown in the figure.
The automobile fuel tank endurance test bed comprises,
a key fixing part 2 for fixing a key used in cooperation with the lock disk 7;
the lock disc fixing part 1 comprises a base plate 11 and an installation frame 12, the base plate 11 is arranged above the key fixing part 2, one end of the installation frame 12 is rotatably supported on the base plate 11, the other end of the installation frame 12 extends to the key fixing part 2 and is used for fixing the lock disc 7, and the lock disc 7 is arranged right opposite to the key when being clamped on the installation frame 12;
a table 3 for mounting the key fixing part 2 and the lock disc fixing part 1;
one end of the first lifting part 4 is arranged on the workbench 3, the other end of the first lifting part supports the substrate 11, and the lock disc 7 is controlled to move close to or far away from the key along the vertical direction;
a second lifting part 5, one end of which is arranged on the workbench 3 and the other end of which supports the key fixing part 2, and controls the key fixing part 2 to reciprocate along the vertical direction;
and a rotation mechanism 6 provided on the base plate 11 and controlling the mounting frame 12 to rotate forward or backward when a key is inserted into the lock disk 7 to unlock or lock the lock.
Change traditional test mode, rotate with lock dish 7, the durable experiment of lock dish 7 is carried out to the mode that the key is fixed, carry out the transmission through ring gear 61, two-sided rack 62 and mounting bracket 12, finally drive lock dish 7 and rotate, reduced lock dish 7 and received the influence of the vibrations of motor 66 output to receive the influence of the vibrations of motor 66 output when testing between lock dish 7 and the key, make the key be difficult for breaking occur in the experimentation.
The mounting bracket 12 has a plurality of support claws 121 extending toward the key fixing portion 2, the support claws 121 are circumferentially arranged to form mounting grooves 13 for receiving the lock disks 7, and the other ends of the mounting grooves 13 penetrate the mounting bracket 12 to form an entrance for the lock disks 7 to be inserted.
And a channel for a mounting tentacle of the lock disc 7 to pass through is formed between the adjacent support claws 121, and the support claws 121 are attached to the conical surfaces 72 of the support locks.
The inlet of the mounting groove 13 is closed by a positioning cap 14, and the positioning cap 14 is connected with the mounting frame 12 by screw-fitting.
The rotating mechanism 6 includes a gear ring 61 disposed on the mounting frame 12, a double-sided rack 62 slidably connected to the substrate 11, and a motor 66 disposed on the substrate 11 for controlling the double-sided rack 62 to slide back and forth along the length direction thereof.
The output end of the motor 66 is provided with an output gear, and the output gear and the gear ring 61 are arranged on two sides of the double-sided rack 62 in a right-faced mode and are meshed with the double-sided rack 62.
The base plate 11 is provided with a sliding groove 24111 for the double-sided rack 62 to slide, the base plate 11 is provided with a plurality of guide frames 112 along the length direction of the double-sided rack 62, the guide frames 112 cross the double-sided rack 62, guide wheels 113 abutting against the double-sided rack 62 are arranged on the guide frames 112, and a guide groove 621 for the guide wheels 113 to roll is arranged on the surface of the double-sided rack 62 facing the guide wheels 113.
The gear ring 61 extends the first engaging member 611 toward the mounting frame 12, the mounting frame 12 is provided with a slot 18 into which the first engaging member 611 is inserted, and the slot 18 is provided with a protrusion 19 for preventing the first engaging member 611 from rotating relative to the sliding groove 24111.
The rotating mechanism 6 further comprises a gear cover 63, a second embedded part 631 which is identical to the first embedded part 611 in shape and size is protruded on the gear cover 63, a transmission gear 64 is arranged on the gear cover 63, a gear ring 61 or the gear cover 63 is arranged on the mounting frame 12 through an insertion slot 18, when the gear cover 63 is mounted on the mounting frame 12, the transmission gear 64 is dead against the lock disc 7, so that the transmission gear 64 and the rotating central shaft of the lock disc 7 are overlapped, and the transmission gear 64 is connected with the output end of the motor 66 through a transmission belt 65.
According to the scheme, different rotating mechanisms 6 can be replaced for transmission according to different types of the test key lock discs 7, the torque can be changed to adapt to different keys, and the keys are further placed to be broken in the experiment process.
Example 2:
a method for detecting the durability of an oil tank lock disc 7 uses the automobile oil tank durability test bed in embodiment 1, which comprises the following steps,
s1: installing a lock disc 7, controlling the descending of the lock disc fixing part 1 to a height convenient for operation through a first lifting part 4, controlling the descending yielding of the key fixing part 2 through a second lifting part 5 if necessary, then rotating and taking down a positioning cover 14 through a countersunk handle 17 to expose an opening of a mounting groove 13, enabling an end face 71 of the lock disc 7 with a lock hole to exceed the mounting groove 13, enabling an installation tentacle protruding from the lock disc 7 to be aligned with a gap between adjacent supporting claws 121, inserting the lock disc 7 to the bottom end of the mounting groove 13 until the supporting claws 121 are attached to a conical surface 72 supporting the lock disc 7, then rotating and screwing the positioning cover 14 again, and in the process of screwing the positioning cover 14, enabling a positioning pressure head 15 to abut against the lock disc 7 and press an elastic piece 16 to generate elastic deformation so as to be in a compression state;
s2: the key is fixed, the key is inserted into a keyhole of the lock disc 7, the bottom plate 22 is controlled to ascend or descend to a height convenient for operation through the second ascending and descending part 5, the lock disc fixing part 1 is controlled to give way through the first ascending and descending part 4 if necessary, the sliding plate 23 is manually adjusted to enable the projection of the key to be positioned on the sliding groove 24111, then the sliding plate 23 and the sliding groove 24111 are fixed through the bolt penetrating through the waist-shaped groove 221, the positions of the two sliding blocks 25 in the sliding groove 24111 are adjusted to enable the fastening groove 26 to be opposite to the key, then the bottom plate 22 is controlled to ascend through the second ascending and descending part 5 to enable the key to be exchanged and inserted into the fastening groove 26, and finally the two sliding blocks 25 are pressed;
s3: detecting, namely starting the motor 66 to drive the mounting frame 12 to rotate forwards or reversely intermittently so as to realize unlocking or locking action for detection;
s4: when the rotating mechanism 6 is replaced, if the key cannot bear large torque in the using process, the gear ring 61 needs to be removed according to actual conditions, then the double-sided rack 62 is pulled out, the gear cover 63 is inserted into the slot 18 through the second embedded piece 631 to be installed, the transmission gear 64 and the output gear of the motor 66 are connected through the transmission belt 65, at the moment, the radius of the transmission gear 64 is smaller than that of the gear ring 61, and the torque received by the key during rotation is reduced;
s5: and (3) disassembling the test piece, after the test is finished, controlling the first lifting part 4 and the second lifting part 5 to separate the lock disc 7 and the key from each other, rotating the stop lever 33 to remove the stop head 34 from the state of abutting against the base 21, extracting the base 21 to enable the key fixing part 2 and the lock disc fixing part 1 to be staggered with each other, and then simultaneously disassembling the lock disc 7 and the key according to the installation steps of S1 and S2.
Example 3:
an automobile fuel tank endurance test bed convenient to disassemble comprises,
a key fixing part 2 including a base plate 22, a slide plate 23 slidably coupled to the base plate 22, and a fastening groove 26 provided in the slide plate 23 for fixing a key;
the lock disc fixing part 1 comprises a base plate 11 and an installation frame 12 which are arranged above the key fixing part 2, one end of the installation frame 12 is rotatably supported on the base plate 11, the other end of the installation frame 12 extends to the key fixing part 2 to form an installation groove 13 for fixing the lock disc 7, the lock disc 7 is arranged in the installation groove 13 and is right opposite to the key, a plurality of support claws 121 extend out of the installation frame 12 towards the key fixing part 2, the support claws 121 are circumferentially arranged to form the installation groove 13 for accommodating the lock disc 7, and the other end of the installation groove 13 penetrates through the installation frame 12 to form an inlet for placing the lock disc;
a table 3 for mounting the key fixing part 2 and the lock disc fixing part 1;
the base station 21 is connected to the workbench 3 in a sliding mode, the bottom plate 22 is arranged on the base station 21, when the base station 21 slides relative to the workbench 3, the key is driven to face or be away from the lock disc 7, and when the key is away from the lock disc 7, the key and the lock disc 7 are staggered in the vertical direction;
one end of the first lifting part 4 is arranged on the workbench 3, the other end of the first lifting part supports the substrate 11, and the lock disc 7 is controlled to move close to or far away from the key along the vertical direction;
the second elevating part 5 has one end provided on the base 21 and the other end supporting the bottom plate 22 and controlling the fastening groove 26 to reciprocate in the vertical direction.
The openings for detaching the lock disk 7 or the key on the lock disk fixing part 1 and the key fixing part 2 are all arranged upward, and the key fixing part 2 can be pulled out through the base 21, so that the detaching openings of the lock disk 7 and the key are staggered in the vertical direction, the limitation of the limited detaching space in the prior art is changed, and the detaching work of the lock disk 7 and the key can be simultaneously carried out.
The sliding plate 23 is provided with a sliding groove 24111, two symmetrically arranged sliding blocks 25 are connected in the sliding groove 24111 in a sliding manner, and a fastening groove 26 is formed between the two sliding blocks 25.
The sliding groove 24111 has two ends extending out fastening plates 27, and the fastening plates 27 are connected with fastening bolts 28 through threads, and the fastening bolts 28 are abutted against the sliding block 25 to clamp the key in the fastening groove 26.
The direction of movement of the slider 25 is perpendicular to the direction of sliding of the slide plate 23.
The worktable 3 is provided with a supporting plate 31, a plurality of supporting wheels 32 extend out of the supporting plate 31, and the supporting wheels 32 rotatably support the base platform 21.
The worktable 3 is provided with an accommodating groove for accommodating the base 21 and the support plate 31, and the opening of the accommodating groove is provided with a stop lever 33 for preventing the worktable 3 or the base 21 from sliding out.
The stop lever 33 has one end hinged to the worktable 3 and the other end provided with a stop 34, and the end of the stop 34 is provided with a dome 35 for abutting against the base 21 or the supporting plate 31.
First lift portion 4 and second lift portion 5 constitute by the same lift unit, and the lift unit includes the jacking post of supporting baseplate 11 or supporting baseplate 22, supports jacking cylinder 42 of jacking post, overlaps the guide sleeve 43 of establishing in jacking cylinder 42 and the jacking post outside.
The first elevating unit 4 is configured to extend the distance between the elevating units on both sides of the table 3 toward the bottom plate 22, which is greater than the width of the bottom plate 22.
Wherein, the opening of dismantling lock dish 7 or key all sets up on lock dish fixed part 1 and the key fixed part 2 to key fixed part 2 can be taken out through base station 21, makes the dismantlement opening of lock dish 7 and key stagger in vertical direction, changes the restriction in limited dismantlement space among the prior art, and can carry out the dismantlement work of lock dish 7 and key simultaneously.
This scheme carries out altitude mixture control to the dismantlement position of lock dish 7 and key before dismantling, further makes things convenient for the staff to dismantle work.
Example 4:
a method for disassembling a lock disc and a key using the automobile fuel tank endurance test bench of example 1, comprising,
s1: the lock disc 7 is separated from the key, and after the experiment is finished, the first lifting part 4 and the second lifting part 5 control the lock disc fixing part 1 and the key fixing part 2 to move reversely, so that the key and the lock disc 7 are separated from each other;
s2, separating the lock plate fixing part 1 and the key fixing part 2, rotating the stop lever 33 to pull the base 21 to draw out the key fixing part 2, and making the lock plate fixing part 1 and the key fixing part 2 staggered with each other in the vertical direction;
s3: the height is adjusted, and the horizontal heights of the lock disc 7 and the key are adjusted through the first lifting part 4 and the second lifting part 5 until the height is convenient for disassembly operation;
s4: and detaching the lock disc 7 and the key at the same time, wherein when the key is detached, the fastening bolts 28 on both sides are rotated to enable the two sliding blocks 25 to slide along the sliding grooves 24111, so that the fastening grooves 26 are expanded to take out the key.
In addition to the above embodiments, the present invention may have other embodiments; all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides an automobile fuel tank endurance test platform which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a key fixing part (2) for fixing a key used in cooperation with the lock disc (7);
the lock disc fixing part (1) comprises a base plate (11) and an installation frame (12) which are arranged above the key fixing part (2), one end of the installation frame (12) is rotatably supported on the base plate (11), the other end of the installation frame (12) extends to the key fixing part (2) and is used for fixing the lock disc (7), and the lock disc (7) is arranged right opposite to the key when being clamped on the installation frame (12);
a table (3) for mounting the key fixing part (2) and the lock disc fixing part (1);
a first lifting part (4), one end of which is arranged on the workbench (3), and the other end of which supports the substrate (11) and controls the lock disc (7) to move close to or far away from the key along the vertical direction;
a second lifting part (5), one end of which is arranged on the workbench (3), and the other end of which supports the key fixing part (2) and controls the key fixing part (2) to reciprocate along the vertical direction;
and the rotating mechanism (6) is arranged on the base plate (11) and controls the mounting frame (12) to rotate forwards or backwards when a key is inserted into the lock disc (7) in a matching manner so as to realize unlocking or locking.
2. The automobile fuel tank endurance test bed of claim 1, wherein: mounting bracket (12) orientation key fixed part (2) stretch out and have a plurality of support claws (121), support the claw and be the circumference and arrange the constitution and hold mounting groove (13) of lock dish (7), mounting groove (13) other end runs through mounting bracket (12) is in order to form the confession the entry that lock dish (7) were put into.
3. The automobile fuel tank endurance test bed of claim 2, wherein: and a channel which is just used for the installation tentacle of the lock disc (7) to pass through is formed between the adjacent support claws (121), and the support claws are attached to and support the conical surface (72) of the lock disc (7).
4. The automobile fuel tank endurance test bed of claim 3, wherein: the inlet of the mounting groove (13) is sealed by a positioning cover (14), and the positioning cover (14) is connected with the mounting frame (12) through thread fit.
5. The automobile fuel tank endurance test bed of claim 4, wherein: the rotating mechanism (6) comprises a gear ring (61) arranged on the mounting rack (12), a double-sided rack (62) connected to the base plate (11) in a sliding mode, and a motor (66) arranged on the base plate (11) and used for controlling the double-sided rack (62) to slide in a reciprocating mode along the length direction of the double-sided rack.
6. The automobile fuel tank endurance test bed of claim 1, wherein: the output end of the motor is provided with an output gear, and the output gear and a gear ring (61) are arranged on two sides of the double-sided rack (62) and are meshed with the double-sided rack (62).
7. The automobile fuel tank endurance test bed of claim 6, wherein: be equipped with the confession on base plate (11) gliding spout (111) of two-sided rack (62), follow on base plate (11) two-sided rack (62) length direction is equipped with a plurality of leading truck (112), leading truck (112) span two-sided rack (62) just be equipped with the conflict on leading truck (112) leading wheel (113) of two-sided rack (62), two-sided rack (62) orientation be equipped with the confession on the face of leading wheel (113) rolling guide way (621).
8. The automobile fuel tank endurance test bed of claim 7, wherein: the gear ring (61) extends out of a first embedded piece (611) towards the mounting frame (12), an inserting groove (18) for the first embedded piece (611) to insert is formed in the mounting frame (12), and a convex block (19) for preventing the first embedded piece (611) from rotating relative to the sliding groove (18) is arranged in the inserting groove (18).
9. The automobile fuel tank endurance test bed of claim 8, wherein: rotary mechanism (6) still include gear cover (63), gear cover (63) go up the protrusion have with first gomphosis piece (611) shape, the equal same second gomphosis piece (631) of size, be equipped with drive gear (64) on gear cover (63), install gear ring (61) or gear cover (63) through slot (18) on mounting bracket (12), work as gear cover (63) are installed when on mounting bracket (12), it is just right to eat drive gear (64) lock dish (7) make drive gear (64) with the rotation center axle coincidence of lock dish (7), drive gear (64) pass through drive belt (65) with motor (66) output is connected.
10. A method for detecting durability of a lock disc of an oil tank is characterized by comprising the following steps: the automobile fuel tank endurance test bed of any one of claims 1 to 9, comprising,
s1: a lock disc (7) is installed, the first lifting part (4) controls the lock disc fixing part (1) to descend to a height convenient for operation, and the second lifting part (5) controls the key fixing part (2) to descend and give way when necessary, then the positioning cover (14) is taken down by rotating the countersunk handle (17) to expose the opening of the mounting groove (13), the end surface of the lock disc (7) with the lock hole is extended to the mounting groove (13), the mounting tentacle protruding from the lock disc (7) is aligned to the gap between the adjacent supporting claws (121), the lock disc (7) is inserted into the bottom end of the mounting groove (13) until the supporting claws (121) are attached to the conical surface supporting the lock disc (7), then the positioning cover (14) is screwed down again, in the process of screwing the positioning cover (14), the positioning pressure head (15) props against the lock disc (7) and presses the elastic piece (16) to generate elastic deformation so as to be in a compression state;
s2: the key is fixed, the key is inserted into a lock hole of the lock disc (7), the second lifting part (5) is used for controlling the bottom plate (22) to ascend or descend to a height convenient for operation, the first lifting part (4) is used for controlling the lock disc fixing part (1) to move away when necessary, the sliding plate (23) is manually adjusted to enable the projection of the key to be located on the sliding groove (24), then the sliding plate (23) and the sliding groove (24) are fixed by penetrating a bolt through the waist-shaped groove (221), the positions of the two sliding blocks (25) in the sliding groove (24) are adjusted to enable the fastening groove (26) to be right opposite to the key, then the second lifting part (5) is used for controlling the bottom plate (22) to ascend to enable the key to be inserted into the fastening groove (26) in a replacement mode, and finally the two sliding blocks (25) are pressed tightly through the fastening bolts (;
s3: detecting, namely starting a motor (66) to drive the mounting frame (12) to rotate forwards or reversely intermittently so as to realize unlocking or locking action for detection;
s4: when the rotating mechanism is replaced and the key cannot bear large torque in the using process, the gear ring (61) needs to be removed according to actual conditions, then the double-sided rack (62) is pulled out, the gear cover (63) is inserted into the slot (18) through the second embedded piece (631) and installed, the transmission gear (64) and the output gear of the motor (66) are connected through the transmission belt (65), the radius of the transmission gear (64) is smaller than that of the gear ring (61), and the moment received by the key in the rotating process is reduced S5;
s5: the test piece is disassembled, after the test is finished, the lock disc (7) and the key are separated from each other by controlling the first lifting part (4) and the second lifting part (5), the stop head (34) is moved away from the state of abutting against the base table (21) by rotating the stop lever (33), the base table (21) is pulled out, the key fixing part (2) and the lock disc fixing part (1) are staggered from each other, and then the lock disc and the key are disassembled simultaneously by referring to the installation steps of S1 and S2.
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| CN202010246926.4A CN111323240B (en) | 2020-03-31 | 2020-03-31 | Automobile fuel tank endurance test bed and fuel tank lock disc endurance detection method |
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| CN101430253A (en) * | 2008-12-17 | 2009-05-13 | 奇瑞汽车股份有限公司 | Vehicle door lock endurance test bench and its testing method |
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Effective date of registration: 20230625 Address after: 528000 Kehui Road, Roger Industrial Park, Jihua West Road, Chancheng District, Foshan City, Guangdong Province Patentee after: GUANGDONG AUTOMOTIVE TEST CENTER CO.,LTD. Address before: 223600 No. 09, Jizhuang group, Yanxia village, Yanji Town, Shuyang County, Suqian City, Jiangsu Province Patentee before: Ji Yufeng |
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