Tool for testing operating force of gear shifting plectrum

Abstract

The utility model discloses a gear shifting plectrum operating force test tool, which relates to the technical field of automobile detection and comprises an automobile steering wheel and a gear shifting plectrum main body arranged on the rear side of the automobile steering wheel, and a first clamping plate and a second clamping plate are respectively arranged on two sides of the automobile steering wheel. According to the utility model, the first clamping plate, the second clamping plate and the fixing seat are arranged, the first clamping plate and the second clamping plate can be clamped on an automobile steering wheel so as to realize rapid fixation of the device, and the pressing plate at the rear side of the fixing seat is attached to the automobile gear shifting plectrum main body; through the arrangement of the electric push rod, the pressure sensor, the connecting sleeve and the connecting rod, the electric push rod drives the pressing plate to turn over through the connecting sleeve and the connecting rod, so that the pressing plate extrudes the gear shifting plectrum body to enable the gear shifting plectrum body to execute gear shifting operation, and in the process, the pressure sensor can detect the acting force borne by the gear shifting plectrum body; therefore, testing of the operating force of the shifting plectrum main body is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile detection, especially relates to a gear shifting finger operation force test tool. BACKGROUND

[0002] Gear shifting finger is the gear shifting device installed for the automobile semi-automatic clutch, and the role is not to step on the clutch, directly realizes the gear shifting through the gear shifting finger on the shift. This device is widely used in racing. Because the gear shifting finger is located at the rear side of the steering wheel, so it is very convenient to change, and the efficiency is high. This device is adopted in many rally races, track races and even F1 events.

[0003] Gear shifting finger as a kind of quick gear shifting device, can greatly improve the operability of driving. Gear shifting finger is generally located at the rear of the steering wheel. When operating gear shifting finger, the driver generally only needs to push the gear into D, S or hand gear mode. Using gear shifting finger, the driver can complete the upshift and downshift operation without leaving the steering wheel.

[0004] The automobile with gear shifting finger needs to test gear shifting finger after production is completed, and can be delivered only after ensuring that gear shifting finger meets the standard. In the test of gear shifting finger, the test of gear shifting finger operation force is a more critical part. The standard range of gear shifting finger operation force is usually about 2.5N. In the prior art, torque sensor is generally used to test gear shifting finger operation force. However, the process of testing gear shifting finger operation force by sensor is complicated, and the sensor needs to be fixed in the automobile by mechanical arm or support, so the detection efficiency is low.

[0005] Therefore, it is necessary to invent a gear shifting finger operation force test tool to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of gear shifting finger operation force test tool to solve the problems raised in the above background.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of gear shifting finger operation force test tool, including automobile steering wheel and the gear shifting finger main body of being located at the rear side of automobile steering wheel, the two sides of the automobile steering wheel are respectively equipped with first clamping plate and second clamping plate, the rear side surface middle part of the second clamping plate is fixedly provided with fixed seat, the middle part of the fixed seat is fixedly provided with fixed frame, one end of the fixed frame is equipped with extension frame, one end of the extension frame is rotatably equipped with movable arm by pin shaft, one end of the movable arm is fixedly provided with pressing plate, and pressing plate and the rear side of gear shifting finger main body are fitted;

[0008] The other end of the movable arm is rotatably provided with a movable seat through a pin shaft, one end of the movable seat is fixedly provided with a connecting rod, one end of the connecting rod is sleeved with a connecting sleeve, one end of the connecting sleeve is sleeved with a supporting sleeve, and the supporting sleeve is rotatably arranged at one end of the fixed seat through a pin shaft, one end of the supporting sleeve is fixedly provided with an electric push rod, and a pressure sensor is arranged between the output end of the electric push rod and one end of the connecting sleeve.

[0009] Preferably, a display is fixedly arranged at the middle of the outer side of the first clamping plate, and the display is electrically connected with the pressure sensor through wires.

[0010] Preferably, a plurality of deformation grooves are arranged around the end of the connecting sleeve away from the electric push rod, and a locking sleeve is arranged at the end of the connecting sleeve away from the electric push rod through threads.

[0011] Preferably, a connecting screw is fixedly arranged at the end of the extension frame close to the fixed frame, a circular hole matched with the connecting screw is arranged at the end of the fixed frame close to the extension frame, and two positioning nuts are arranged at the two sides of the fixed frame through threads on the outer side of the connecting screw.

[0012] Preferably, connecting ears are fixedly arranged at the outer sides of the first clamping plate and the second clamping plate, and the adjacent two connecting ears are movably connected through a pin shaft.

[0013] Preferably, a torsion spring is arranged between the first clamping plate and the second clamping plate, and a pressing block is fixedly arranged at the middle of the outer side wall of the first clamping plate and the second clamping plate.

[0014] Preferably, a protruding block is fixedly arranged at the middle of one end of the pressing plate, and the protruding block is matched with the middle of the outer side wall of the gear shifting knob main body.

[0015] The technical effects and advantages of the utility model are as follows:

[0016] 1. The utility model discloses a first clamping plate, second clamping plate and fixed seat are arranged, the first clamping plate and the second clamping plate can be clamped on the automobile steering wheel, so that the device is quickly fixed, and after the device is fixed, the pressing plate at the rear side of the fixed seat is matched with the automobile gear shifting knob main body, when the automobile gear shifting knob main body is operated and tested, an electric push rod, a pressure sensor, a connecting sleeve and a connecting rod are arranged, the electric push rod drives the pressing plate to overturn through the connecting sleeve and the connecting rod, so that the pressing plate extrudes the gear shifting knob main body, so that the gear shifting knob main body performs gear shifting operation, and in this process, the pressure sensor can detect the force that the gear shifting knob main body receives, thereby realizing the test of the operation force of the gear shifting knob main body, compared with the prior art, the automobile steering wheel can be directly fixed, and the operation force of the gear shifting knob main body can be converted into the reaction force of the electric push rod, so that the quick test of the operation force of the gear shifting knob main body can be realized.

[0017] 2、The utility model discloses a fixed frame and extension frame are set up, and the fixed frame and extension frame cooperate, can realize the support to the pressing plate, and the position between fixed frame and extension frame can be adjusted through connecting screw rod and locating nut, through setting up connecting sleeve and connecting rod, connecting sleeve and connecting rod cooperate, can realize the adjustment of the position between electric push rod and pressing plate, when the gear shifting finger of different models of car is tested, the position between fixed frame, extension frame, connecting sleeve and connecting rod can be adjusted, to guarantee that pressing plate and gear shifting finger main part are pasted, thereby can promote the adaptability of device to different models of car. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is whole structure schematic diagram of the utility model.

[0019] Figure 2 It is whole structure overhead schematic diagram of the utility model.

[0020] Figure 3 It is first clamping plate and second clamping plate structure schematic diagram of the utility model.

[0021] Figure 4 It is pressing plate structure schematic diagram of the utility model.

[0022] In the drawing: 1, car steering wheel, 2, gear shifting finger main part, 3, first clamping plate, 4, second clamping plate, 5, fixed seat, 6, fixed frame, 7, extension frame, 8, movable arm, 9, pressing plate, 10, boss, 11, movable seat, 12, connecting rod, 13, connecting sleeve, 14, support sleeve, 15, electric push rod, 16, pressure sensor, 17, display, 18, locking sleeve, 19, connecting screw rod, 20, locating nut, 21, connecting lug, 22, pressing block. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model.

[0024] The utility model provides a Figures 1-4The shown shift knob operating force test tool includes an automobile steering wheel 1 and a shift knob body 2 arranged at the rear side of the automobile steering wheel 1. The two sides of the automobile steering wheel 1 are respectively provided with a first clamping plate 3 and a second clamping plate 4. The middle part of the rear side of the second clamping plate 4 is fixedly provided with a fixing seat 5. The middle part of the fixing seat 5 is fixedly provided with a fixing frame 6. One end of the fixing frame 6 is provided with an extension frame 7. One end of the extension frame 7 is rotatably provided with a movable arm 8 through a pin shaft. One end of the movable arm 8 is fixedly provided with a pressing plate 9, and the pressing plate 9 is attached to the rear side of the shift knob body 2. The middle part of one end of the pressing plate 9 is fixedly provided with a protruding block 10, and the protruding block 10 is attached to the middle part of the outer side wall of the shift knob body 2. The protruding block 10 is used to simulate the state of the fingertip pressing the shift knob body 2 during gear shifting. The pressing plate 9 is used to simulate the state of the finger pressing the shift knob body 2 during gear shifting.

[0025] The other end of the movable arm 8 is rotatably provided with a movable seat 11 through a pin shaft. One end of the movable seat 11 is fixedly provided with a connecting rod 12. One end of the connecting rod 12 is sleeved with a connecting sleeve 13. One end of the connecting sleeve 13 is sleeved with a supporting sleeve 14. The supporting sleeve 14 is rotatably arranged at one end of the fixing seat 5 through a pin shaft. One end of the supporting sleeve 14 is fixedly provided with an electric push rod 15. A pressure sensor 16 is arranged between the output end of the electric push rod 15 and one end of the connecting sleeve 13. It should be noted that the electric push rod 15 in the embodiment is only used to provide stable pushing force, and is matched with a power supply and a controller.

[0026] The middle part of the outer side of the first clamping plate 3 is fixedly provided with a display 17. The display 17 and the pressure sensor 16 are electrically connected through wires. It should be noted that the display 17 and the pressure sensor 16 are also matched with a power supply, a data processor and other structures. Corresponding structures in the prior art are adopted.

[0027] A plurality of deformation grooves are arranged around one end of the connecting sleeve 13 away from the electric push rod 15. A locking sleeve 18 is arranged at one end of the connecting sleeve 13 through threads. It should be noted that one end of the outer side of the connecting sleeve 13 is provided with an inclined structure. When the locking sleeve 18 is sleeved at one end of the connecting sleeve 13 provided with the inclined structure, the connecting sleeve 13 is extruded and deformed inward to achieve clamping and fixing of the connecting rod 12.

[0028] A connecting screw 19 is fixedly arranged at one end of the extension frame 7 close to the fixing frame 6. A circular hole matched with the connecting screw 19 is arranged at one end of the fixing frame 6 close to the extension frame 7. Two positioning nuts 20 are arranged at the two sides of the fixing frame 6 through threads on the outer side of the connecting screw 19. The positioning nuts 20 are used to lock the position between the connecting screw 19 and the fixing frame 6.

[0029] The outer side of the first clamping plate 3 and the second clamping plate 4 is fixedly provided with a connecting lug 21, and the adjacent two connecting lugs 21 are movably connected through a pin shaft, a torsion spring is arranged between the first clamping plate 3 and the second clamping plate 4, and the outer side wall of the middle part of the first clamping plate 3 and the second clamping plate 4 is fixedly provided with a pressing block 22, which facilitates the user to press the first clamping plate 3 and the second clamping plate 4 to separate them.

[0030] The utility model discloses a working principle:

[0031] When the device is used, the first clamping plate 3 and the second clamping plate 4 are pressed through the pressing block 22, so that the first clamping plate 3 and the second clamping plate 4 are separated from each other, then the first clamping plate 3 and the second clamping plate 4 are placed on the two sides of the automobile steering wheel 1 respectively, after the first clamping plate 3 and the second clamping plate 4 are loosened, the first clamping plate 3 and the second clamping plate 4 are reset under the action of the torsion spring and are clamped on the outer side of the automobile steering wheel 1, at this time, the device is fixed on the automobile steering wheel 1, at this time, the positioning nut 20 is rotated, so that the limiting between the connecting screw rod 19 and the fixed frame 6 is removed, at this time, the position of the connecting screw rod 19 can be adjusted, the connecting screw rod 19 can drive the extension frame 7 to move, and the extension frame 7 can drive the movable arm 8 and the pressing plate 9 to move until the pressing plate 9 is attached to the rear side of the gear shifting paddle main body 2, at this time, the positioning nut 20 is tightened to lock the position of the connecting screw rod 19, and then the locking sleeve 18 is rotated, so that the locking sleeve 18 is separated from the connecting sleeve 13, at this time, the connecting sleeve 13 restores the deformation and removes the clamping limiting of the connecting rod 12, at this time, the position of the connecting rod 12 and the connecting sleeve 13 is adjusted, the connecting rod 12 drives the pressing plate 9 to move through the movable arm 8 until the pressing plate 9 is completely attached to the rear side of the gear shifting paddle main body 2, at this time, the locking sleeve 18 is tightened, and the installation and adjustment of the device are completed.

[0032] After the device is installed, the electric push rod 15 is started, the electric push rod 15 drives the connecting rod 12 to extend outward through the connecting sleeve 13, the connecting rod 12 drives the movable arm 8 to move through the movable seat 11, so that the movable arm 8 rotates around the pin shaft at one end of the extension frame 7, at this time, the movable arm 8 drives the pressing plate 9 to move, so that the pressing plate 9 extrudes the gear shifting paddle main body 2, at this time, the gear shifting paddle main body 2 performs gear shifting operation, in this process, the pressure sensor 16 between the electric push rod 15 and the connecting sleeve 13 can obtain the force data borne by the gear shifting paddle main body 2, and the data is displayed through the display 17, at this time, the operation force of the gear shifting paddle main body 2 can be tested.

[0033] It should be noted that the adjustment of the connecting screw 19, the positioning nut 20, the locking sleeve 18 and the like in the device installation process in the embodiment only needs to be debugged at the initial test when batch testing the same model of automobile, and the torsion spring between the first clamping plate 3 and the second clamping plate 4 in the embodiment adopts a torsion spring with large torsion, which can ensure the stability of the first clamping plate 3 and the second clamping plate 4 after clamping, and ensure that the device does not move during the entire test process, and the first clamping plate 3 and the second clamping plate 4 are provided in a structure adapted to the automobile steering wheel 1, which can be attached to the automobile steering wheel 1 to ensure clamping stability.

[0034] It should be further pointed out that, considering that the electric push rod 15 and the pressing plate 9 are driven through multiple lever structures, and the lever structure transmission will cause an equal ratio change of the acting force, therefore, the pressure data obtained by the pressure sensor 16 can be used as the data of the operating force of the shift paddle main body 2 after proportional calculation, and the data processing can be calculated by a formula, when obtaining the calculation formula, the device can be fixed in an open position through a support, and a separate pressure test sensor is additionally installed on one side of the pressing plate 9, the reading of the pressure test sensor and the pressure sensor 16 is compared, and the calculation formula can be obtained, the above process should be performed after the device is debugged to ensure the calculation accuracy of the data.

[0035] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0036] Secondly: the present utility model discloses the embodiment of the drawings only relates to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0037] Finally: the above only describes the preferred embodiment of the present utility model and does not limit the present utility model, any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A shift knob operating force test tool, comprising an automobile steering wheel (1) and a shift knob body (2) arranged at the rear side of the automobile steering wheel (1), characterized in that: The both sides of the automobile steering wheel (1) are respectively provided with a first clamping plate (3) and a second clamping plate (4), the middle part of the rear side of the second clamping plate (4) is fixedly provided with a fixed seat (5), the middle part of the fixed seat (5) is fixedly provided with a fixed frame (6), one end of the fixed frame (6) is provided with an extension frame (7), one end of the extension frame (7) is rotatably provided with a movable arm (8) through a pin shaft, one end of the movable arm (8) is fixedly provided with a pressing plate (9), and the pressing plate (9) is attached to the rear side of the gear shifting tab body (2). The other end of the movable arm (8) is rotatably provided with a movable seat (11) through a pin shaft, one end of the movable seat (11) is fixedly provided with a connecting rod (12), one end of the connecting rod (12) is sleeved with a connecting sleeve (13), one end of the connecting sleeve (13) is sleeved with a supporting sleeve (14), and the supporting sleeve (14) is rotatably arranged at one end of the fixed seat (5) through a pin shaft, one end of the supporting sleeve (14) is fixedly provided with an electric push rod (15), and a pressure sensor (16) is arranged between the output end of the electric push rod (15) and one end of the connecting sleeve (13).

2. The shift paddle operating force test tool of claim 1, wherein: The middle part of the outer side of the first clamping plate (3) is fixedly provided with a display (17), and the display (17) and the pressure sensor (16) are electrically connected through wires.

3. The shift paddle operating force test tool of claim 1, wherein: The end of the connecting sleeve (13) away from the electric push rod (15) is surrounded by a plurality of deformation grooves, and the end of the connecting sleeve (13) away from the electric push rod (15) is provided with a locking sleeve (18) through threads.

4. The shift paddle operating force test tool of claim 1, wherein: One end of the extension frame (7) close to the fixed frame (6) is fixedly provided with a connecting screw (19), one end of the fixed frame (6) close to the extension frame (7) is provided with a circular hole matched with the connecting screw (19), and the outer side of the connecting screw (19) is provided with two positioning nuts (20) through threads, and the two positioning nuts (20) are arranged on the two sides of the fixed frame (6) respectively.

5. The shift paddle operating force test tool of claim 1, wherein: The outer sides of the first clamping plate (3) and the second clamping plate (4) are fixedly provided with connecting ears (21), and the adjacent two connecting ears (21) are movably connected through pin shafts.

6. The shift paddle operating force test tool of claim 5, wherein: A torsional spring is arranged between the first clamping plate (3) and the second clamping plate (4), and the middle part of the outer side wall of the first clamping plate (3) and the second clamping plate (4) is fixedly provided with a pressing block (22).

7. The shift paddle operating force test tool of claim 1, wherein: One end of the pressing plate (9) is fixedly provided with a protruding block (10), and the protruding block (10) is attached to the middle part of the outer side wall of the gear shifting tab body (2).

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