Pedal assembly automatic detection tool

Abstract

The invention relates to the technical field of automobile part detection, in particular to a pedal assembly automatic detection tool which comprises a rack, a bottom plate is fixedly mounted on the rack, a supporting plate is fixedly mounted on the bottom plate, a backup plate is movably mounted on the supporting plate, main pin seats and auxiliary pin seats are arranged on the backup plate, and pressing mechanisms are arranged between the main pin seats and the auxiliary pin seats. A swinging assembly is further arranged on the backup plate, an opening is formed in the bottom plate, upper contour mechanisms are installed on the two sides of the opening, a lower contour mechanism is fixedly installed below the opening, a face contour mechanism is further installed on one side of each upper contour mechanism, and a shaking quantity mechanism is arranged in the opening. The pedal assembly is installed in the automatic detection tool, the pressing mechanism is used for pressing the pedal base face, the swing assembly moves the pedal arm from the lower contour to the upper contour, a force curve is generated through the contour mechanisms and the displacement sensor, all parts of the pedal assembly can be detected on the whole, and the detection range is more comprehensive.

Description

Technical Field

[0001] The invention relates to the technical field of automobile component detection, and in particular to an automatic detection tool for a pedal assembly. Background Art

[0002] Automobile pedal detection usually refers to the system installed on the vehicle to monitor the driver's pedal operation. These systems can be used to detect the driver's pedal operation, such as the use of the brake pedal and the accelerator pedal. The pedal assembly is mainly composed of a pedal base, a pedal arm, a brake pedal, a rotating shaft, a retaining spring, a switch bracket, etc. The pedal detection assembly is often integrated with the vehicle's electronic control system. It detects the pedal position and the driver's operation through sensors, as well as monitors the depth and force of the pedal in order to trigger the braking system or the acceleration system.

[0003] In the prior art, a patent with publication number CN110307966B discloses a vehicle pedal assembly detection device, comprising a first displacement detection mechanism, which is located at the front of the first pedal assembly fixing mechanism and is detachably connected to the first pedal assembly fixing mechanism, and is used to detect the magnitude of the longitudinal displacement of the pedal assembly provided at the first pedal assembly fixing mechanism; and a second displacement detection mechanism, which is located at the side of the first pedal assembly fixing mechanism and is detachably connected to the first pedal assembly fixing mechanism.

[0004] The above structure can detect the longitudinal displacement and lateral displacement of the automobile pedal assembly through the displacement detection mechanism. However, the pedal assembly currently also needs to detect the extreme position of the pedal during the displacement process, and the detection range is not comprehensive enough. Summary of the invention

[0005] In view of this, the purpose of the present invention is to propose an automatic detection tool for a pedal assembly to solve the problem that the pedal assembly needs to detect the extreme position of the pedal during displacement and the detection range is not comprehensive enough.

[0006] Based on the above-mentioned purpose, the present invention provides a pedal assembly automatic detection tool, including a frame, a bottom plate is fixedly installed on the frame, a support plate is fixedly installed on the bottom plate, a backing plate is movably installed on the support plate, two groups of main pin seats and auxiliary pin seats for clamping the pedal base are arranged on the backing plate, a clamping mechanism is arranged between the two groups of the main pin seats and auxiliary pin seats, the clamping mechanism is used to clamp the pedal base, and a gap sensor is arranged on the backing plate; a swing component is also arranged on the backing plate, the swing component is installed on one side of the backing plate, and the swing component includes a displacement sensor 1, through which the displacement sensor in the swinging component is used to clamp a pair of pedals The longitudinal displacement is detected; an opening is provided in the base plate, upper contour mechanisms are installed on both sides of the opening, and a lower contour mechanism is fixedly installed under the opening, both of the upper contour mechanism and the lower contour mechanism are used to detect the extreme position of the pedal, and a surface contour mechanism is also installed on one side of the upper contour mechanism; a sway measurement mechanism is arranged inside the opening, the sway measurement mechanism includes two displacement sensors, and the lateral displacement of the pedal is detected by the two displacement sensors in the sway measurement mechanism; a limiting mechanism is fixedly installed between the two groups of the clamping mechanisms and on the support plate, the limiting mechanism is used to limit the pedal arm, and the limiting mechanism cooperates with the sway measurement mechanism.

[0007] Preferably, a retaining spring detection unit is provided on the support plate, and the retaining spring detection unit is located above the kingpin seat. An inclined bracket detection unit is provided on one side of the support plate. The retaining spring detection unit includes a retaining spring displacement sensor, and the bracket detection unit includes a switch displacement sensor.

[0008] Preferably, the clamping mechanism comprises a positioning cylinder fixedly mounted on the support plate, a moving rod fixedly mounted on the output end of the positioning cylinder, and a pressing plate fixedly mounted on the end of the moving rod.

[0009] Preferably, the swing assembly also includes a movable cylinder mounted on a support plate, an output end of the movable cylinder is fixedly connected to a slide, a guide rail frame is mounted on the support plate, one side of the slide is slidably mounted on the guide rail frame, and a servo motor is fixedly mounted on the other side of the slide, an output end of the servo motor is fixedly connected to a rotating shaft, a swing arm is fixedly mounted on the end of the rotating shaft, and a displacement sensor is mounted on one side of the swing arm.

[0010] Preferably, the sway measurement mechanism also includes an inclined plate frame fixedly installed in the opening, a cylinder 1 is fixedly installed on the inclined plate frame, the output end of the cylinder 1 is fixedly connected to a moving platform, a slide rail is slidably installed on the bottom of the moving platform, and the slide rail is fixedly installed on the inclined plate frame; a horizontal cylinder is fixedly installed on the moving platform, a frame is slidably installed on the output end of the horizontal cylinder, the frame is slidably installed on the moving platform, and a clamping plate is movably installed on one side of the frame, and displacement sensor 2 is arranged in the clamping plate.

[0011] Preferably, the upper contour mechanism includes a cylinder three fixedly mounted on the base plate, the output end of the cylinder three is connected to a guide plate, and a stop plate is fixedly mounted on one end of the guide plate; the lower contour mechanism includes a base frame fixedly mounted under the base plate, a cylinder four is fixedly mounted on the bottom end of the base frame, and a clamping plate is fixedly mounted on the output end of the cylinder four.

[0012] Preferably, the surface contour mechanism comprises a second cylinder fixedly mounted on the bottom plate, a clamping plate fixedly mounted on the output end of the second cylinder, a second guide plate slidably mounted on the bottom end of the clamping plate, and the second guide plate fixedly mounted on the bottom plate.

[0013] Preferably, the limiting mechanism includes a limiting cylinder fixedly mounted on the support plate, a limiting frame fixedly mounted on the output end of the limiting cylinder, a through hole being provided inside the limiting frame; a fixed cylinder is mounted on one side of the kingpin seat, a movable plate is fixedly connected to the output end of the fixed cylinder, a sleeve and an insertion rod are respectively mounted in parallel on one side of the movable plate.

[0014] Preferably, the bracket detection unit and the retaining spring detection unit also include a mounting base installed on one side of the retaining spring displacement sensor and the switch displacement sensor, a driving cylinder is installed on the support plate, an output end of the driving cylinder is connected to a track, and the track is slidably connected to the mounting base.

[0015] The beneficial effects of the present invention are as follows: the fixed position is found by using the main pin seat and the auxiliary pin seat, and the pedal base can pass through the main and auxiliary pin seats smoothly, which is qualified; otherwise, it is unqualified if it cannot be installed. The pedal assembly is installed in the automatic detection tooling, and the clamping mechanism is used to clamp the pedal base surface, and the gap sensor calculates the base surface difference; the swing component moves to the height of the pedal surface and passes through the package, the upper contour mechanism, the lower contour mechanism, and the surface contour mechanism rise, and the swing component moves the pedal arm from the lower contour to the upper contour, and passes through the above-mentioned contour mechanism and the displacement sensor-productivity curve respectively to detect the extreme position of the pedal, and returns to the initial position in sequence after the detection is completed; then the limit mechanism extends and moves, and the lower shaking amount mechanism deviates left and right to drive the pedal assembly to shake, and feedback is fed back to the computer display to complete the detection and return to the initial position in sequence, completing the automatic detection of the pedal assembly, and the overall detection of each part of the pedal assembly can be carried out, and the detection range is more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of the bottom plate and the support plate of the present invention; Figure 3 For the present invention Figure 2 A schematic diagram of the enlarged structure of part A; Figure 4 It is a schematic diagram of the pressure assembly and the kingpin seat structure of the present invention; Figure 5 It is a schematic side view of the structure of the present invention as a whole; Figure 6 It is a schematic diagram of the three-dimensional structure of the present invention after the pedal is clamped on the backboard; Figure 7 It is a schematic diagram of the three-dimensional structure of the sway measurement mechanism of the present invention.

[0018] The markings in the figure are: 1, frame; 2, bottom plate; 3, support plate; 4, back plate; 5, upper contour mechanism; 6, lower contour mechanism; 61, cylinder three; 62, guide plate one; 63, stop plate; 64, bottom frame; 65, cylinder four; 66, clamping plate; 71, positioning cylinder; 72, moving rod; 73, pressing plate; 8, limiting mechanism; 81, limiting cylinder; 82, limiting frame; 83, through hole; 84, fixed cylinder; 85, movable plate; 86, sleeve; 87, plug rod; 91, displacement sensor one; 92, slide; 93, moving cylinder; 94, servo motor; 95, rotating shaft; 96 , swing arm; 97, guide frame; 10, kingpin seat; 11, sub-pin seat; 12, opening; 13, swing measurement mechanism; 14, surface contour mechanism; 15, gap sensor; 16, displacement sensor 2; 17, inclined plate frame; 18, cylinder 1; 19, moving table; 20, slide rail; 21, frame; 22, horizontal cylinder; 23, clamping plate; 24, cylinder 2; 25, guide plate 2; 26, clamping plate; 27, spring detection unit; 28, bracket detection unit; 29, spring displacement sensor; 30, switch displacement sensor; 31, mounting base; 32, track; 33, driving cylinder. DETAILED DESCRIPTION

[0019] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0020] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7As shown, a pedal assembly automatic detection tool comprises a frame 1, a bottom plate 2 is fixedly mounted on the frame 1, a support plate 3 is fixedly mounted on the bottom plate 2, a backing plate 4 is movably mounted on the support plate 3, two sets of kingpin seats 10 and sub-pin seats 11 for clamping the pedal base are arranged on the backing plate 4, a clamping mechanism is arranged between the two sets of kingpin seats 10 and sub-pin seats 11, the clamping mechanism is used to clamp the pedal base, and a gap sensor 15 is arranged on the backing plate 4; a swing assembly is also arranged on the backing plate 4, the swing assembly is mounted on one side of the backing plate 4, the swing assembly comprises a displacement sensor 91, and the longitudinal displacement of the pedal is detected by the displacement sensor 91 in the swing assembly; An opening 12 is provided in the base plate 2, and upper contour mechanisms 5 are installed on both sides of the opening 12, and a lower contour mechanism 6 is fixedly installed under the opening 12. The upper contour mechanism 5 and the lower contour mechanism 6 are both used to detect the extreme position of the pedal, and a surface contour mechanism 14 is also installed on one side of the upper contour mechanism 5; a sway measurement mechanism 13 is provided inside the opening 12, and the sway measurement mechanism 13 includes a displacement sensor 16, and the lateral displacement of the pedal is detected by the displacement sensor 16 in the sway measurement mechanism 13; a limiting mechanism 8 is fixedly installed between the two sets of clamping mechanisms and on the back plate 4, and the limiting mechanism 8 is used to limit the pedal arm, and the limiting mechanism 8 cooperates with the sway measurement mechanism 13.

[0021] In this embodiment, first, the tooling equipment is adjusted to the reset state, and the kingpin seat 10 and the sub-pin seat 11 are used to find the fixed position. If the pedal base can pass through the kingpin seat 10 and the sub-pin seat 11 smoothly, it is judged to be qualified, otherwise it cannot be installed and it is unqualified. The pedal assembly is installed in the automatic detection tooling, and the clamping mechanism is used to clamp the pedal base surface. The gap sensor 15 calculates the base surface difference and feeds back to the computer display; the swing component moves to the height of the pedal surface and passes through the package, the upper contour mechanism 5, the lower contour mechanism 6, and the surface contour mechanism 14 are raised, and the swing component moves the pedal arm from the lower contour to the upper contour, respectively passing through the above-mentioned contour mechanisms and through the displacement sensor-91 productivity curve, and returns to the initial position in sequence after the detection is completed; then the limit mechanism 8 extends and moves, and the lower shaking amount mechanism 13 deviates left and right to drive the pedal assembly to shake, and feedback is fed back to the computer display after the detection is completed, and returns to the initial position in sequence.

[0022] As an implementation method, Figure 1 , Figure 2 As shown, a retaining spring detection unit 27 is provided on the support plate 4, and the retaining spring detection unit 27 is located above the kingpin seat 10. An inclined bracket detection unit 28 is provided on one side of the support plate 4. The retaining spring detection unit 27 includes a retaining spring displacement sensor 29, and the bracket detection unit 28 includes a switch displacement sensor 30.

[0023] In this embodiment, the swing component moves the pedal arm inside the pedal assembly from the upper limit position to the lower limit position, the spring detection unit 27 moves from the right to the left, and the displacement detection feedback is used to determine whether the spring is installed and the feedback is fed back to the computer monitor. After the detection is completed, the units return to their initial positions in sequence. The bracket detection unit 28 contacts the switch bracket of the pedal assembly from top to bottom, and the displacement detection feedback is used to determine whether the switch bracket is installed and the feedback is fed back to the computer monitor. After the detection is completed, the units return to their initial positions in sequence.

[0024] As an implementation method, Figure 2 , Figure 3 and Figure 6 As shown, the clamping mechanism includes a positioning cylinder 71 fixedly mounted on the back plate 4 , a moving rod 72 is fixedly mounted on the output end of the positioning cylinder 71 , and a pressing plate 73 is fixedly mounted on the end of the moving rod 72 .

[0025] In this embodiment, the positioning cylinder 71 drives the moving rod 72 to contract, and the moving rod 72 drives the pressure plate 73 to move, thereby pressing the pedal bases on the main pin seat 10 and the auxiliary pin seat 11 to avoid detection errors caused by movement.

[0026] As an implementation method, Figure 2 , Figure 4 and Figure 6 As shown, the swing assembly also includes a moving cylinder 93 installed on the support plate 3, the output end of the moving cylinder 93 is fixedly connected to the slide 92, a guide frame 97 is installed on the support plate 3, one side of the slide 92 is slidably installed on the guide frame 97, and a servo motor 94 is fixedly installed on the other side of the slide 92, the output end of the servo motor 94 is fixedly connected to the rotating shaft 95, the end of the rotating shaft 95 is fixedly installed with a swing arm 96, and the displacement sensor 91 is installed on the swing arm 96.

[0027] In this embodiment, the slide 92 is driven to move on the guide frame 97 by the moving cylinder 93. After the pedal assembly is clamped by the clamping mechanism, the moving cylinder 93 drives the slide 92 to slide to the right, and the servo motor 94 rotates to drive the rotating shaft 95 to rotate. The rotating shaft 95 moves the swing arm 96 to the height of the pedal surface. The swing arm 96 contacts the pedal, driving the pedal arm to apply pressure and move longitudinally, and the productivity curve is displayed via the displacement sensor 91.

[0028] As an implementation method, Figure 2 , Figure 5 and Figure 7As shown, the sway measurement mechanism 13 also includes an inclined plate frame 17 fixedly installed in the opening 12, a cylinder 18 is fixedly installed on the inclined plate frame 17, the output end of the cylinder 18 is fixedly connected to a moving platform 19, a slide rail 20 is slidably installed on the bottom of the moving platform 19, and the slide rail 20 is fixedly installed on the inclined plate frame 17; a horizontal cylinder 22 is fixedly installed on the moving platform 19, a frame 21 is slidably installed on the output end of the horizontal cylinder 22, the frame 21 is slidably installed on the moving platform 19, and a clamping plate 23 is movably installed on one side of the frame 21, and the displacement sensor 2 16 is arranged in the clamping plate 23.

[0029] In this embodiment, the movable platform 19 is driven to move by the cylinder 18, and the movable platform 19 slides on the slide rail 20 on the inclined plate frame 17. After the movable platform 19 moves to the specified position, the frame 21 is pushed to move forward and backward through the horizontal cylinder 22, and the position of the clamping plate 23 on the frame 21 is adjusted to adapt to the position of the swing arm 96 in different pedal assemblies. Therefore, when the cylinder 18 moves, it drives the pedal arm to apply pressure for lateral displacement, and the productivity curve is measured through the displacement sensor 2 16.

[0030] As an implementation method, Figure 2 As shown, the upper contour mechanism 5 and the lower contour mechanism 6 include a cylinder three 61 fixedly mounted on the base plate 2, the output end of the cylinder three 61 is connected to a guide plate one 62, and a stop plate 63 is fixedly mounted on one end of the guide plate one 62; the lower contour mechanism 6 includes a base frame 64 fixedly mounted under the base plate 2, a cylinder four 65 is fixedly mounted on the bottom end of the base frame 64, and a clamping plate 66 is fixedly mounted on the output end of the cylinder four 65.

[0031] In this embodiment, the lower contour mechanism 6 drives the clamping plate 66 at the end to move through the cylinder four 65, and the clamping plate 66 moves to the farthest distance to form the lower limit position. In the lower contour mechanism 6, inside the symmetrical upper contour mechanism 5, the stop plate 63 at the end of the guide plate one 62 is driven to move through the cylinder three 61, and the stop plate 63 moves to the farthest distance to form the upper limit position. The swing component converts the pedal arm in the pedal assembly between the lower limit position and the upper limit position.

[0032] As an implementation method, Figure 2 and Figure 5 As shown, the surface contour mechanism 14 includes a second cylinder 24 fixedly mounted on the base plate 2, a clamping plate 26 fixedly mounted on the output end of the second cylinder 24, a second guide plate 25 slidably mounted on the bottom end of the clamping plate 26, and the second guide plate 25 fixedly mounted on the base plate 2.

[0033] In this embodiment, in the surface contour mechanism 14, the second cylinder 24 drives the clamping plate 26 to move on the second guide plate 25 until the inside of the clamping plate 26 wraps the pedal in the pedal assembly.

[0034] As an implementation method, Figure 2, Figure 3 and Figure 6 As shown, the limiting mechanism 8 includes a limiting cylinder 81 fixedly mounted on the back plate 4, a limiting frame 82 fixedly mounted on the output end of the limiting cylinder 81, and a through hole 83 is opened inside the limiting frame 82; a fixed cylinder 84 is installed on one side of the kingpin seat 10, and a movable plate 85 is fixedly connected to the output end of the fixed cylinder 84, and a sleeve 86 and an insertion rod 87 are respectively installed in parallel on one side of the movable plate 85.

[0035] In this embodiment, when the swing assembly swings the pedal wall into the upper contour mechanism 5, the limit frame 82 is pushed out by the limit cylinder 81, and the through hole 83 inside the limit frame 82 exceeds the thickness of the pedal wall. The fixed cylinder 84 drives the movable plate 85 to move, so that the insertion rod 87 is inserted into the through hole 83 to limit the pedal wall. In combination with the swing measurement mechanism 13, the pedal assembly is driven to swing by shifting left and right, and returns to the initial position in sequence after the detection is completed; at the same time, the fixed cylinder 84 drives the movable plate 85 to move, so that the insertion rod 87 is inserted into the through hole 83, and the sleeve 86 is used to detect whether the vacuum booster hole in the pedal arm is opened.

[0036] As an implementation method, Figure 5 and Figure 6 As shown, the bracket detection unit 28 and the spring detection unit 27 also include a mounting base 31 installed on one side of the spring displacement sensor 29 and the switch displacement sensor 30, and a driving cylinder 33 is installed on the back plate 4. The output end of the driving cylinder 33 is connected to a track 32, and the track 32 is slidably connected to the mounting base 31.

[0037] In this embodiment, the bracket detection unit 28 contacts the switch bracket of the pedal assembly from top to bottom, the retaining spring detection unit 27 moves from right to left, and the driving cylinder 33 drives the track 32 to move. The track 32 slides on the mounting seat 31 to contact the retaining spring and the switch bracket respectively, and the feedback on whether the retaining spring is installed and whether the switch bracket is installed are detected by the displacement amount.

[0038] Working principle: When in use, first adjust the tooling equipment to the reset state, use the kingpin seat 10 and the sub-pin seat 11 to find the fixed position, the pedal base can pass through the kingpin seat 10 and the sub-pin seat 11 smoothly, it is judged to be qualified, otherwise it cannot be installed, it is unqualified, and the pedal assembly is installed in the automatic detection tooling, and the positioning cylinder 71 drives the moving rod 72 to contract, and the moving rod 72 drives the pressure plate 73 to move, so as to press the pedal base on the kingpin seat 10 and the sub-pin seat 11 to avoid detection errors caused by movement. The pedal base surface is pressed, and the gap sensor 15 calculates the base surface difference; at the same time, the lower contour mechanism 6 drives the end clamping plate 66 to move through the cylinder four 65, and the clamping plate 66 moves to the farthest distance to form a lower limit and in the lower contour mechanism 6, inside the symmetrical upper contour mechanism 5, the stop plate 63 at the end of the guide plate 1 62 is driven by the cylinder 3 61 to move, and the stop plate 63 moves to the farthest distance to form the upper limit position; the upper contour mechanism 5, the lower contour mechanism 6, and the surface contour mechanism 14 are raised, and the pedal arm in the pedal assembly is switched between the lower limit position and the upper limit position, and the slide 92 is driven to move on the guide rail frame 97 by the moving cylinder 93. After the clamping mechanism clamps the pedal assembly, the moving cylinder 93 drives the slide 92 to slide to the right, and the servo motor 94 rotates to drive the rotating shaft 95 to rotate. The rotating shaft 95 moves the swing arm 96 to the height of the pedal surface, and the swing arm 96 contacts the pedal, driving the pedal arm to apply pressure and longitudinal displacement, and through the displacement sensor 191 productivity After the curve is detected, it returns to the initial position in sequence, and the upper contour mechanism 5, the lower contour mechanism 6, and the surface contour mechanism 14 can detect the extreme position of the pedal; then in the limit mechanism 8, when the swing assembly swings the pedal wall into the upper contour mechanism 5, the limit frame 82 is pushed out by the limit cylinder 81, and the through hole 83 inside the limit frame 82 exceeds the thickness of the pedal wall. The fixed cylinder 84 drives the movable plate 85 to move, so that the insertion rod 87 is inserted into the through hole 83 to limit the pedal wall, and the moving platform 19 is driven to move by the cylinder 18. The moving platform 19 slides on the slide rail 20 on the inclined plate frame 17. After the moving platform 19 moves to the specified position, the frame 21 is pushed forward and backward by the horizontal cylinder 22, and the clamping plate 23 on the frame 21 is adjusted. position, thereby adapting to the position of the swing arm 96 in different pedal assemblies, so that when the cylinder 18 moves, it drives the pedal arm to apply pressure and move horizontally, and returns to the initial position in sequence after the detection is completed through the displacement sensor 2 16 productivity curve and feedback to the computer display; then the pedal arm is moved from the upper limit to the lower limit, and contacts the switch bracket of the pedal assembly from top to bottom through the bracket detection unit 28, and the retaining spring detection unit 27 moves from the right to the left, driving the cylinder 33 to drive the track 32 to move, and the track 32 slides on the mounting seat 31 to contact the retaining spring and the switch bracket respectively. The displacement detection feedbacks whether the retaining spring is installed and whether the switch bracket is installed, thereby completing the automatic detection of the pedal assembly, and taking out the pedal assembly after the detection is completed.

[0039] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0040] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A pedal assembly automatic detection tool, comprising a frame (1), a base plate (2) fixedly mounted on the frame (1), a support plate (3) fixedly mounted on the base plate (2), a backing plate (4) movably mounted on the support plate (3), and two sets of main pin seats (10) and auxiliary pin seats (11) for clamping the pedal base are arranged on the backing plate (4), characterized in that: A clamping mechanism is provided between the two groups of the main pin seats (10) and the auxiliary pin seats (11), and the clamping mechanism is used to clamp the pedal base. A gap sensor (15) is provided on the back plate (4); a swing assembly is also provided on the back plate (4), and the swing assembly is installed on one side of the back plate (4). The swing assembly includes a displacement sensor (91), and the longitudinal displacement of the pedal is detected by the displacement sensor (91) in the swing assembly; an opening (12) is provided in the bottom plate (2), and upper contour mechanisms (5) are installed on both sides of the opening (12), and a lower contour mechanism (6) is fixedly installed below the opening (12). The upper contour mechanism (5) and the lower contour mechanism (6) are both used to detect the extreme position of the pedal, and a surface contour mechanism (14) is also installed on one side of the upper contour mechanism (5); a sway measurement mechanism (13) is arranged inside the opening (12), and the sway measurement mechanism (13) includes a second displacement sensor (16), and the lateral displacement of the pedal is detected by the second displacement sensor (16) in the sway measurement mechanism (13); a limit mechanism (8) is fixedly installed between the two groups of the clamping mechanisms and on the back plate (4), and the limit mechanism (8) is used to limit the pedal arm, and the limit mechanism (8) cooperates with the sway measurement mechanism (13).

2. The pedal assembly automatic detection tool according to claim 1, characterized in that: A spring detection unit (27) is provided on the backing plate (4), the spring detection unit (27) being located above the kingpin seat (10), and an inclined bracket detection unit (28) is provided on one side of the backing plate (4), the spring detection unit (27) comprising a spring displacement sensor (29), and the bracket detection unit (28) comprising a switch displacement sensor (30).

3. The automatic detection tool for pedal assembly according to claim 2, characterized in that: The clamping mechanism comprises a positioning cylinder (71) fixedly mounted on a backing plate (4), a moving rod (72) fixedly mounted on an output end of the positioning cylinder (71), and a pressing plate (73) fixedly mounted on an end of the moving rod (72).

4. The automatic detection tool for pedal assembly according to claim 3, characterized in that: The swing assembly further comprises a movable cylinder (93) mounted on the support plate (3); the output end of the movable cylinder (93) is fixedly connected to a slide table (92); a guide rail frame (97) is mounted on the support plate (3); one side of the slide table (92) is slidably mounted on the guide rail frame (97); and a servo motor (94) is fixedly mounted on the other side of the slide table (92); the output end of the servo motor (94) is fixedly connected to a rotating shaft (95); a swing arm (96) is fixedly mounted on the end of the rotating shaft (95); and a displacement sensor 1 (91) is mounted on one side of the swing arm (96).

5. The pedal assembly automatic detection tool according to claim 4, characterized in that: The sway measurement mechanism (13) further comprises an inclined plate frame (17) fixedly mounted in the opening (12); a cylinder 1 (18) is fixedly mounted on the inclined plate frame (17); an output end of the cylinder 1 (18) is fixedly connected to a moving platform (19); a slide rail (20) is slidably mounted on the bottom of the moving platform (19); the slide rail (20) is fixedly mounted on the inclined plate frame (17); a horizontal cylinder (22) is fixedly mounted on the moving platform (19); a frame (21) is slidably mounted on the output end of the horizontal cylinder (22); the frame (21) is slidably mounted on the moving platform (19); a clamping plate (23) is movably mounted on one side of the frame (21); and a displacement sensor 2 (16) is arranged in the clamping plate (23).

6. The pedal assembly automatic detection tool according to claim 5, characterized in that: The upper contour mechanism (5) comprises a third cylinder (61) fixedly mounted on the bottom plate (2), the output end of the third cylinder (61) being connected to a first guide plate (62), and a stop plate (63) being fixedly mounted on one end of the first guide plate (62); the lower contour mechanism (6) comprises a bottom frame (64) fixedly mounted under the bottom plate (2), a fourth cylinder (65) being fixedly mounted on the bottom end of the bottom frame (64), and a clamping plate (66) being fixedly mounted on the output end of the fourth cylinder (65).

7. The pedal assembly automatic detection tool according to claim 6, characterized in that: The surface contour mechanism (14) comprises a second cylinder (24) fixedly mounted on the base plate (2), a clamping plate (26) fixedly mounted on the output end of the second cylinder (24), a second guide plate (25) slidably mounted on the bottom end of the clamping plate (26), and the second guide plate (25) fixedly mounted on the base plate (2).

8. The pedal assembly automatic detection tool according to claim 7, characterized in that: The limiting mechanism (8) comprises a limiting cylinder (81) fixedly mounted on the support plate (4), a limiting frame (82) fixedly mounted on the output end of the limiting cylinder (81), and a through hole (83) is provided inside the limiting frame (82); a fixed cylinder (84) is mounted on one side of the kingpin seat (10), a movable plate (85) is fixedly connected to the output end of the fixed cylinder (84), and a sleeve (86) and an insertion rod (87) are respectively mounted in parallel on one side of the movable plate (85).

9. The pedal assembly automatic detection tool according to claim 8, characterized in that: The bracket detection unit (28) and the spring detection unit (27) further include a mounting seat (31) mounted on one side of the spring displacement sensor (29) and the switch displacement sensor (30); a driving cylinder (33) is mounted on the back plate (4); an output end of the driving cylinder (33) is connected to a track (32); and the track (32) is slidably connected to the mounting seat (31).

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