Pedal pressure test system

Abstract

The utility model discloses a pedal pressure test system, which comprises a rack, a first track, a second track, a treading simulation mechanism and a pedal mounting mechanism, the upper part of the rack is provided with the first track along the horizontal direction, the middle part of the rack is provided with the second track along the horizontal direction, the first track is arranged above the second track, and the second track is arranged above the second track. The treading simulation mechanism is installed on the first track, the lower end of the treading simulation mechanism is provided with a pressure applying part, the pedal installation mechanism is installed on the second track, and the lower end of the treading installation mechanism is provided with an installation part. Through the application of the utility model, a system suitable for carrying out pressure test on a pedal structure is provided, the system is especially suitable for carrying out pressure test on a vehicle electric pedal, and through the arrangement of the first track and the second track, the treading simulation mechanism and the pedal installation mechanism can be installed according to test requirements. Different positions of the pedal can be tested, and the system is convenient to mount and dismount.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of vehicle parts testing, especially to a pressure test system for foot pedals. BACKGROUND

[0002] In the prior art, the pressure test of foot pedals is an important link for evaluating the durability and performance of vehicle parts. The traditional foot pedal test method generally uses fixed pressure test equipment, that is, a pressure device repeatedly applies pressure to the pedal limited by a positioning mechanism at a single pressure point. However, this method has significant limitations: first, the pressure application position is fixed, which cannot simulate the multi-angle and multi-position stepping behavior in real driving, resulting in a deviation between the test results and actual working conditions; second, the positioning mechanism of the pedal lacks adjustability, making it difficult to adapt to foot pedals of different sizes or structures, and it is not very versatile and not very convenient to install. In addition, for the testing of electrically powered vehicle pedals commonly found on the market, such as the pedals disclosed in the existing Chinese patents CN202322595549.7 and 202321149915.X, the installation before testing is relatively inconvenient. SUMMARY

[0003] Therefore, to solve the above problems, the purpose of the utility model is to provide a pressure test system for foot pedals, which comprises: a rack, a first track, a second track, at least one stepping simulation mechanism, and at least one pedal mounting mechanism. The rack is configured as a hollow frame structure. The upper part of the rack is provided with the first track in the horizontal direction. The middle part of the rack is provided with the second track in the horizontal direction. The first track is arranged above the second track. The first track and the second track are arranged in the vertical direction. The stepping simulation mechanism is installed on the first track. The lower end of the stepping simulation mechanism has a pressure application part. The pedal mounting mechanism is installed on the second track. The lower end of the stepping installation mechanism has a mounting part. The mounting part is used to carry a vehicle foot pedal. The pressure application part is movably pressed against the upper surface of the vehicle foot pedal.

[0004] In another preferred embodiment, two stepping simulation mechanisms are arranged in sequence on the first track in the horizontal direction, and two pedal mounting mechanisms are arranged in sequence on the second track in the horizontal direction. The two pedal mounting mechanisms are respectively used to carry the two ends of the vehicle foot pedal.

[0005] In another preferred embodiment, the pedal simulation mechanism comprises a mounting base, a cylinder, a connecting base and a pressing plate, the upper end of the mounting base is mounted on the first track, the lower end of the mounting base is fixedly connected with the upper end of the cylinder, the lower end of the cylinder is connected with the connecting base, the lower end of the connecting base is provided with the pressing plate, and the pressing plate is used for abutting against the vehicle pedal.

[0006] In another preferred embodiment, the mounting base comprises two sliding blocks and a first plate, the two sliding blocks are fixedly mounted on the first plate, and the two sliding blocks are in sliding fit with the first track.

[0007] In another preferred embodiment, the connecting base comprises two connecting arms, a connecting pin and a second plate, the two connecting arms are arranged in a vertical direction, the lower end of the cylinder is provided with a mounting hole, the two ends of the connecting pin are connected with the upper ends of the two connecting arms respectively, the connecting pin is arranged through the mounting hole, and the lower ends of the two connecting arms are connected with the two ends of the second plate respectively.

[0008] In another preferred embodiment, the connecting base further comprises a plurality of adjusting pins, the lower end of each adjusting pin is fixedly connected with the pressing plate, and the upper end of each adjusting pin is mounted on the second plate.

[0009] In another preferred embodiment, the pedal mounting mechanism comprises a third plate, a fourth plate and a clamp, the third plate is mounted on the upper side of the second track, the fourth plate is mounted on the lower side of the second track, the third plate and the fourth plate are connected through fasteners, and the clamp is used for clamping the vehicle pedal on the fourth plate.

[0010] In another preferred embodiment, the vehicle pedal comprises a pedal body, an extension mechanism and a fifth plate, the pedal body is mounted on the output end of the extension mechanism, and the fifth plate is mounted on the extension mechanism.

[0011] In another preferred embodiment, the fourth plate is provided with a plurality of protrusions, the fifth plate is provided with a plurality of recesses, and each protrusion is matched with a recess.

[0012] In another preferred embodiment, the pedal simulation mechanism comprises a mounting base, a cylinder, a connecting base and a pressing plate, the upper end of the mounting base is mounted on the first track, the lower end of the mounting base is fixedly connected with the upper end of the cylinder, the lower end of the cylinder is connected with the connecting base, the lower end of the connecting base is provided with the pressing plate, and the pressing plate is used for abutting against the vehicle pedal.

[0013] The utility model discloses the technical scheme adopted, and compared with prior art, has the positive effect that:

[0014] Through the application of the utility model, a system suitable for pressure test of pedal structure is provided, especially suitable for pressure test of electric pedal for vehicle, through the setting of the first track and the second track, the pedal simulation mechanism and the pedal mounting mechanism can be installed according to test requirements, different positions of the pedal can be tested through position adjustment, the authenticity and comprehensiveness of the test can be improved, and the system is relatively convenient during installation and dismounting, and has relatively high stability after installation. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole schematic view of a pedal pressure test system of the utility model.

[0016] In the drawings:

[0017] 1, rack; 2, first track; 3, second track; 4, pedal simulation mechanism; 5, pedal mounting mechanism; 6, mounting seat; 7, air cylinder; 8, connecting seat; 9, pressing plate; 10, sliding block; 11, first plate; 12, connecting arm; 13, connecting pin; 14, second plate; 15, adjusting bolt; 16, third plate; 17, fourth plate; 18, clamp; 19, pedal body; 20, telescopic mechanism; 21, fifth plate; 22, control box; 23, vertical frame; 24, operation panel; 25, foot; 26, alarm. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model will be described below in conjunction with the drawings, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0019] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms such as 'up', 'down', 'left', 'right', 'in', 'out', 'front', 'back', 'horizontal','vertical' is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model, and does not indicate or imply that the indicated device or element must have a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0020] It needs to be specially pointed out that 'horizontal' and'vertical' in the utility model are used to explain the approximate position relationship, and not the strict 'horizontal plane' or'vertical plane'.

[0021] For example, Figure 1As shown, the pressure testing system for pedal of a preferred embodiment comprises a rack 1, a first track 2, a second track 3, at least one pedal simulation mechanism 4 and at least one pedal mounting mechanism 5. The rack 1 is provided in a hollow frame structure, the upper part of the rack 1 is provided with the first track 2 in the horizontal direction, the middle part of the rack 1 is provided with the second track 3 in the horizontal direction, the first track 2 is arranged above the second track 3, the first track 2 and the second track 3 are arranged in the vertical direction, the pedal simulation mechanism 4 is installed on the first track 2, the lower end of the pedal simulation mechanism 4 has a pressure applying part, the pedal mounting mechanism 5 is installed on the second track 3, the lower end of the pedal mounting mechanism has a mounting part for carrying a pedal for vehicle, and the pressure applying part is movably pressed on the upper surface of the pedal for vehicle. Further, the pedal simulation mechanism 4 and the pedal mounting mechanism 5 are adjustably installed on the corresponding positions through the first track 2 and the second track 3 on the rack 1, and at least the pressure applying part can apply corresponding pressure to the upper surface of the pedal for vehicle, and the pressure applying part can be pressed on the tested pedal for vehicle with different pressures and / or different times, so as to at least realize the durability test, performance test, software and hardware debugging and the like, and the test data acquisition device such as pressure sensor, counter and visual detection camera can be used to acquire corresponding test data, and manual observation method can also be used.

[0022] Further, as a preferred embodiment, the vertical direction offset specifically means that the projection of the first track 2 in the vertical direction does not fall on the position of the second track 3.

[0023] Further, as a preferred embodiment, it further comprises a noise testing device installed on the rack 1 to test the noise of the pedal for vehicle during operation.

[0024] Further, as a preferred embodiment, the outer contour of the rack 1 is provided in a rectangular body structure, the rack 1 is assembled by steel parts, and the surface of the rack 1 is subjected to electrophoresis treatment.

[0025] Further, as a preferred embodiment, two pedal simulation mechanisms 4 are sequentially arranged on the first track 2 in the horizontal direction, two pedal mounting mechanisms 5 are sequentially arranged on the second track 3 in the horizontal direction, and the two pedal mounting mechanisms 5 are respectively used to carry two ends of the pedal for vehicle.

[0026] Further, as a preferred embodiment, the pedal simulation mechanism 4 comprises a mounting base 6, a cylinder 7, a connecting base 8 and a pressing plate 9, the upper end of the mounting base 6 is mounted on the first track 2, the lower end of the mounting base 6 is fixedly connected with the upper end of the cylinder 7, the lower end of the cylinder 7 is connected with the connecting base 8, the lower end of the connecting base 8 is provided with the pressing plate 9, and the pressing plate 9 is used to abut against the vehicle pedal. Further, a pressure applying part is formed on the lower surface of the pressing plate 9, and the pressing plate 9 is driven by the cylinder 7 to make linear reciprocating motion in at least the vertical direction, so that the pressing plate 9 abuts against or separates from the vehicle pedal.

[0027] Further, as a preferred embodiment, a pressure sensor can be arranged on the pressing plate 9 to obtain the actual pressure data generated when the pressing plate 9 abuts against the vehicle pedal.

[0028] Further, as a preferred embodiment, the mounting base 6 comprises two sliding blocks 10 and a first plate 11, the two sliding blocks 10 are fixedly mounted on the first plate 11, and the two sliding blocks 10 are in sliding cooperation with the first track 2, and the upper end of the cylinder 7 is fixedly connected with the first plate 11. Further, the sliding blocks 10 are slidably mounted on the first track 2, so that the position of the pedal simulation mechanism 4 can be adjusted according to actual use requirements, and the pedal simulation mechanism 4 can be used for pedal test on different positions of the vehicle pedal.

[0029] Further, as a preferred embodiment, the first plate 11 has an elongated size extending along the length direction of the first track 2.

[0030] Further, as a preferred embodiment, the connecting base 8 comprises two connecting arms 12, a connecting pin 13 and a second plate 14, the two connecting arms 12 are arranged in the vertical direction, the lower end of the cylinder 7 has a mounting hole, the two ends of the connecting pin 13 are respectively connected with the upper ends of the two connecting arms 12, the connecting pin 13 passes through the mounting hole, the lower ends of the two connecting arms 12 are respectively connected with the two ends of the second plate 14, and the second plate 14 is provided with the pressing plate 9 below. Further, the lower end of the cylinder 7 is the end of the piston rod of the cylinder 7, that is, the entire cylinder 7 is arranged in an inverted manner, the end of the piston rod of the cylinder 7 is provided with a corresponding mounting hole, and the connecting base 8 is rotatably mounted on the lower end of the cylinder 7 through the connecting pin 13, so that the second plate 14 can also drive the pressing plate 9 to offset by a certain angle to adapt to the inclination that the surface of the vehicle pedal can have.

[0031] Furthermore, in a preferred embodiment, the connecting seat 8 further includes: a plurality of adjusting bolts 15, the lower end of each adjusting bolt 15 being fixedly connected to the pressure plate 9, and the upper end of each adjusting bolt 15 being mounted on the second plate 14. Further, the setting of the adjusting bolts 15 preferably allows the distance between the pressure plate 9 and the second plate 14 to be changed; wherein, the second plate 14 can be provided with corresponding threaded holes, and the adjusting bolts 15 are rotatably and adjustablely mounted in the threaded holes through threaded engagement. When it is necessary to adjust the height position of the pressure plate 9, it can be achieved by rotating the adjusting bolts 15, and one or two nuts can be additionally installed on the adjusting bolts 15. By tightening the nuts, the nuts can be fastened to the upper or lower surface of the pressure plate 9, thereby achieving a reinforced fixation of the adjusting bolts 15.

[0032] Furthermore, in a preferred embodiment, the pedal mounting mechanism 5 includes a third plate 16, a fourth plate 17, and a clamp 18. The third plate 16 is mounted on the upper side of the second track 3, and the fourth plate 17 is mounted on the lower side of the second track 3. The third plate 16 and the fourth plate 17 are connected by fasteners. The clamp 18 is used to clamp the vehicle pedal onto the fourth plate 17. Further, by clamping the third plate 16 and the fourth plate 17 onto the second track 3 in an up-and-down clamping direction, a relative fixation is formed between the pedal mounting mechanism 5 and the second track 3. The mounting portion is formed on the lower surface of the fourth plate 17, and the clamp 18 is used for the relative fixation installation between the fourth plate 17 and the vehicle pedal.

[0033] Furthermore, as a preferred embodiment, the foot pedal mounting mechanism and the second track 3 can be detachably connected by operating the fastener, and the vehicle foot pedals can be detachably connected by operating the clamp 18.

[0034] Furthermore, as a preferred embodiment, the fastener includes at least one bolt, the third plate 16 preferably has a waist hole, the fourth plate 17 preferably has a threaded hole, the bolt preferably passes through the third plate 16 from top to bottom and is screwed into the threaded hole, and the head of the bolt is pressed against the upper surface of the third plate 16 by a washer.

[0035] Furthermore, as a preferred embodiment, both the third plate 16 and the fourth plate 17 are arranged as rectangular plate structures extending in the horizontal direction.

[0036] Furthermore, as a preferred embodiment, the second track 3 includes two parallel track beams, and the bolt can be disposed between the two track beams.

[0037] Further, as a preferred embodiment, the vehicle pedal comprises: a pedal body 19, a telescopic mechanism 20 and a fifth plate 21, the pedal body 19 is installed on the output end of the telescopic mechanism 20, the fifth plate 21 is installed on the telescopic mechanism 20, and the fifth plate 21 and the fourth plate 17 are clamped and connected through the clamp 18. Further, the telescopic mechanism 20 is preferably of an electric type, that is, the telescopic mechanism 20 and the pedal body 19 jointly constitute an electric telescopic pedal, the fifth plate 21 can be a component pre-installed on the telescopic mechanism 20 or can be a part structure of the telescopic mechanism 20 in the form of a plate, and under the movement of the electric telescopic mechanism 20, the pedal body 19 can be driven to move outward at least in the horizontal direction, and preferably after moving outward, the pedal body 19 is located directly below the pressing plate 9.

[0038] Further, as a preferred embodiment, the pedal body 19 is in the form of an elongated plate structure extending in the direction of the first track 2.

[0039] Further, as a preferred embodiment, the clamp 18 is a quick clamp commonly used in the art, and part of the quick clamp is preferably pre-installed on the fifth plate 21, so that after the fifth plate 21 is tightly attached to the fourth plate 17, the clamp is clamped against the upper part of the edge of the fourth plate 17, thereby forming clamping installation.

[0040] Further, as a preferred embodiment, the outer contour of the fourth plate 17 is preferably smaller than the outer contour of the fifth plate 21, to facilitate installation of the clamp 18.

[0041] Further, as a preferred embodiment, the fourth plate 17 is provided with a plurality of protrusions, and the fifth plate 21 is provided with a plurality of recesses, each of the protrusions matches one of the recesses. Further, when the fourth plate 17 and the fifth plate 21 are matched, the alignment of the recesses and the protrusions can be used to accurately match the positions of the two, and then the clamp 18 is operated.

[0042] The above only describes preferred embodiments of the present application, and does not limit the implementation and protection scope of the present application.

[0043] Based on the above, the present application further has the following implementation:

[0044] In further embodiments of the present application, the control box 22 is embedded on the surface of one end of the horizontal direction of the rack 1, and the control box 22 is used to control at least the stepping simulation mechanism 4.

[0045] In a further embodiment of the utility model, the control box 22 is internally provided with an electric control component and a pneumatic control component, the electric control component is used for controlling the vehicle foot pedal, and the pneumatic control component is used for controlling the movement of the air cylinder 7.

[0046] In a further embodiment of the utility model, most of the control box 22 is accommodated on the inner side of the rack 1.

[0047] In a further embodiment of the utility model, further include: operation panel 24, operation panel 24 is installed on the outer side of the rack 1, operation panel 24 and control box 22 communication connection.Further, the working personnel can realize the working state control of telescopic mechanism 20 and air cylinder 7 through the operation of operation panel 24.

[0048] In a further embodiment of the utility model, further include: alarm 26, alarm 26 is set up in the top of rack 1, alarm 26 can be sound alarm 26 or light alarm 26, alarm 26 and control box 22 communication connection.Further, alarm 26 is used to send alarm when the foot pedal pressure test system test ends or test is abnormal.

[0049] In a further embodiment of the utility model, further include: vertical frame 23, vertical frame 23 is set up in the inside of rack 1, vertical frame 23 extends along the vertical direction, and the two ends of vertical frame 23 are fixedly connected with the inner top surface and the inner bottom surface of rack 1 respectively.

[0050] In a further embodiment of the utility model, the side surface of the second track 3 is connected vertically, so that the vertical frame 23 forms a support reinforcement for the second track 3.

[0051] In a further embodiment of the utility model, the two ends of the second track 3 are fixedly connected with the two end surfaces inside the rack 1 respectively.

[0052] In a further embodiment of the utility model, the upper surface of the first track 2 is fixedly connected with the inner top surface of the rack 1.

[0053] In a further embodiment of the utility model, further include: a plurality of feet 25, a plurality of feet 25 are arranged in a rectangular array on the lower surface of the rack 1, and the feet 25 are supported on the ground.

[0054] In a further embodiment of the utility model, the bottom surface of the rack 1 and the ground are kept a certain distance apart by the feet 25.

[0055] The above only for the preferred embodiment of the utility model, and not therefore limit the implementation and protection scope of the utility model, for those skilled in the art, it should be able to realize that the equivalent replacement and obvious changes made by the utility model specification and drawing contents, all should be included in the protection scope of the utility model.

Claims

1. A pressure testing system for pedals, characterized by, The utility model relates to a vehicle pedal testing device, including: A frame, a first track, a second track, at least one pedal simulation mechanism and at least one pedal mounting mechanism, the frame is hollow frame structure arrangement, the upper portion of the frame is provided with the first track along the horizontal direction, the middle part of the frame is provided with the second track along the horizontal direction, the first track is arranged on the upper side of the second track, the first track and the second track are staggered along the vertical direction, the pedal simulation mechanism is installed on the first track, the lower end of the pedal simulation mechanism has a pressure applying part, the pedal mounting mechanism is installed on the second track, the lower end of the pedal mounting mechanism has a mounting part, the mounting part is used to bear a vehicle pedal, the pressure applying part is movably pressed on the upper surface of the vehicle pedal.

2. The pressure testing system for pedals according to claim 1, characterized in that, Two the pedal simulation mechanisms are sequentially arranged on the first track along the horizontal direction, two the pedal mounting mechanisms are sequentially arranged on the second track along the horizontal direction, and two the pedal mounting mechanisms are used to bear two ends of the vehicle pedal respectively.

3. The pressure testing system for pedals according to claim 1, characterized in that, The pedal simulation mechanism includes a mounting seat, a cylinder, a connecting seat and a pressing plate, the upper end of the mounting seat is installed on the first track, the lower end of the mounting seat is fixedly connected with the upper end of the cylinder, the lower end of the cylinder is connected with the connecting seat, and the lower end of the connecting seat is provided with the pressing plate used for abutting against the vehicle pedal.

4. The pressure testing system for pedals according to claim 3, characterized in that, The mounting seat includes two sliding blocks and a first plate, the two sliding blocks are fixedly installed on the first plate, and the two sliding blocks are slidably connected with the first track.

5. The pressure testing system for pedals according to claim 3, characterized in that, The connecting seat includes two connecting arms, a connecting pin and a second plate, the two connecting arms are vertically arranged, the lower end of the cylinder has a mounting hole, the two ends of the connecting pin are connected with the upper ends of the two connecting arms respectively, the connecting pin passes through the mounting hole, and the lower ends of the two connecting arms are connected with the two ends of the second plate respectively.

6. The pressure testing system for pedals according to claim 5, characterized in that, The connecting seat further includes a plurality of adjusting pegs, the lower end of each adjusting peg is fixedly connected with the pressing plate, and the upper end of each adjusting peg is installed on the second plate.

7. The pressure testing system for pedals according to claim 1, characterized in that, The pedal mounting mechanism includes a third plate, a fourth plate and a clamp, the third plate is installed on the upper side of the second track, the fourth plate is installed on the lower side of the second track, the third plate and the fourth plate are connected through fasteners, and the clamp is used for clamping the vehicle pedal on the fourth plate.

8. The pressure testing system for pedals according to claim 7, characterized in that, The vehicle pedal includes a pedal body, an extension mechanism and a fifth plate, the pedal body is installed on the output end of the extension mechanism, the fifth plate is installed on the extension mechanism, and the fifth plate and the fourth plate are clamped and connected through the clamp.

9. The pressure testing system for pedals according to claim 8, characterized in that, The fourth plate is provided with a plurality of protrusions, the fifth plate is provided with a plurality of recesses, and each protrusion is matched with a recess.

10. The pressure testing system for pedals according to claim 1, characterized in that, Further including: A control box is embedded on the surface of one end of the frame along the horizontal direction, and the control box is used for controlling at least the pedal simulation mechanism.

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