Length detection device for automobile seat lock inhaul cable

Abstract

The utility model discloses an automobile seat lock inhaul cable length detection device which comprises a detection table, a movable limiting plate is arranged in a transmission box on the upper side of the detection table in a sliding mode through a lead screw, fixed limiting plates are further arranged at the two ends of the detection table, and inhaul cable end clamping grooves are formed in the upper sides of the movable limiting plate and the fixed limiting plates. Inhaul cable end clamping grooves are formed in the upper side of the movable limiting plate and the upper side of the fixed limiting plate, cable penetrating grooves are further formed in the side walls of the inhaul cable end clamping grooves, an infrared distance measuring sensor is arranged between the movable limiting plate and the fixed limiting plate, and end limiting mechanisms are further arranged on the upper side of the movable limiting plate and the upper side of the fixed limiting plate. Then the lead screw drives the movable limiting plate to move and adjust to straighten the detected inhaul cable, after straightening is completed, the distance between the movable limiting plate and the fixed limiting plate is measured through the infrared distance measuring sensor, namely the length of the inhaul cable, detection operation is convenient and rapid, precision is high, meanwhile, the structure is simple, and machining, application and popularization are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of length detection, in particular to a length detection device for a car seat lock cable. Background Art

[0002] A cable is an iron cable with an outer protective cover, which is widely used in doors, seats, brakes, accelerators, gear shifts and other parts of cars, motorcycles, ships, airplanes, etc. In the actual production process of the cable, the length of the cable needs to be measured and controlled to improve the qualified rate of cable production. To measure the length of the cable, the cable must first be tightened so that the cable is stretched to a straight state before the length of the cable can be measured. However, there are currently many ways to tighten the cable before measurement, and manually tightening the cable consumes a lot of manpower and is inefficient.

[0003] A cable length measuring device with application number 202010482350.1 in the prior art solves the current technical problem of inefficient cable tensioning, and includes a measuring platform and a measuring assembly. The measuring assembly is installed on the measuring platform, and the measuring assembly includes a slide rail, a cable mounting structure and a measuring ruler. The slide rail and the measuring ruler are both fixed on the measuring platform, and the cable is installed through the fixed end and the movable end of the cable mounting structure. The movable end is slidably connected on the slide rail, and the movable end slides toward the end away from the fixed end to tighten the cable for easy measurement, thereby achieving the purpose of improving the cable detection efficiency. However, the detection operation is inconvenient, and manual reading of data is prone to large errors, resulting in low detection accuracy. Utility Model Content

[0004] The utility model aims to provide a car seat lock cable length detection device to solve the problems in the prior art that the detection operation is inconvenient and the manual reading of data is prone to large errors, resulting in low detection accuracy.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a car seat lock cable length detection device, comprising a detection platform, a movable limit plate is provided in a transmission box on the upper side of one end of the detection platform through the sliding of a screw, and fixed limit plates are also provided at both ends of the upper side of the detection platform, and the upper sides of the movable limit plate and the fixed limit plate are both provided with cable end grooves, and the side walls of the cable end grooves are also provided with threading grooves, an infrared ranging sensor is provided between the movable limit plate and the fixed limit plate, and end limit mechanisms are also provided on the upper sides of the movable limit plate and the fixed limit plate.

[0006] Furthermore, the screw includes a screw rod rotatably arranged inside the transmission box, a slider is threadedly arranged on the outer side of the screw rod, and a cable end slot is fixedly arranged on one side of the slider, and one end of the screw rod is connected to a servo motor through a gear set.

[0007] Furthermore, a guide rod slidably arranged with the slider is provided inside the transmission box, and a limiting sliding hole slidably arranged with the movable limiting plate is provided on the side wall of the transmission box.

[0008] Furthermore, the cable end slots are arranged in multiple groups at equal intervals in the transverse direction, and the multiple threading slots have different groove diameters.

[0009] Furthermore, the infrared ranging sensor includes a signal receiver arranged on one side of the movable limit plate, a signal transmitter is provided on one side of the fixed limit plate, and the signal receiver and the signal transmitter are arranged on the same horizontal axis, and the signal receiver is electrically connected to the controller on the upper part of the transmission box.

[0010] Furthermore, the end limiting mechanism includes an end pressure plate arranged on the limiting plate through a cylinder, and the lower end surface of the end pressure plate is arranged parallel to the upper surface of the limiting plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model has a movable limit plate in a transmission box on the upper side of one end of the detection platform which is slidable by a lead screw, and fixed limit plates are also provided at both ends of the upper side of the detection platform, and cable end clamping grooves are provided on the upper sides of the movable limit plate and the fixed limit plate for clamping and limiting the cable, and then the movable limit plate is driven by the lead screw to move and adjust to straighten the detected cable. After the straightening is completed, the spacing between the movable limit plate and the fixed limit plate is measured by an infrared ranging sensor, which is the length of the cable. In addition, the detection operation is convenient and fast, with high precision, and the structure is simple, which is convenient for processing, promotion and use.

[0013] The utility model is also provided with an end limiting mechanism on the upper sides of a movable limiting plate and a fixed limiting plate. The end limiting mechanism includes an end pressing plate arranged on the limiting plate by a cylinder, and the lower end surface of the end pressing plate is arranged parallel to the upper surface of the limiting plate, so that the end pressing plate is driven by the cylinder to be pressed on the upper part of the end slot of the cable, so that the two ends of the cable can be limited to prevent the end of the cable from being separated from the end slot of the cable during detection, which is beneficial to improving the accuracy of the detection of the cable end.

[0014] The utility model provides a plurality of groups of cable end clamping grooves at equal intervals in the horizontal direction, and the plurality of threading grooves have different groove diameters, so as to perform clamping and limiting processing on cable ends of different specifications, thereby further improving the detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1It is a top view of the overall structure of the utility model;

[0017] Figure 2 It is a top view of the internal structure of the transmission box of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the movable limiting plate (without end limiting mechanism) of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the movable limiting plate (including the non-end limiting mechanism) of the utility model.

[0020] In the figure: 1. test table; 2. transmission box; 3. movable limit plate; 4. fixed limit plate; 5. cable end slot; 6. threading slot; 7. signal transmitter; 8. signal receiver; 9. controller; 10. screw rod; 11. guide rod; 12. slider; 13. limit slide hole; 14. gear set; 15. servo motor; 16. end pressure plate; 17. cylinder. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4In the embodiment of the utility model, a car seat lock cable length detection device includes a detection platform 1, a transmission box 2 on the upper side of one end of the detection platform 1 is provided with a movable limit plate 3 through a lead screw sliding, the lead screw includes a lead screw 10 rotatably arranged inside the transmission box 2, a slider 12 is threadedly arranged on the outer side of the lead screw 10, and a cable end slot 5 is fixedly arranged on one side of the slider 12, one end of the lead screw 10 is connected to a servo motor 15 through a gear set 14, fixed limit plates 4 are also provided at both ends of the upper side of the detection platform 1, and cable end slots 5 are provided on the upper sides of the movable limit plate 3 and the fixed limit plate 4, and a threading groove 6 is also provided on the side wall of the cable end slot 5, and the movable limit plate 3 and the fixed limit plate 4 are An infrared distance measuring sensor is provided between the positioning plates 4, and the movable limit plate 3 is driven by the lead screw to move and adjust to straighten the detected cable. After the straightening is completed, the distance between the movable limit plate 3 and the fixed limit plate 4 measured by the infrared distance measuring sensor is the length of the cable. The infrared distance measuring sensor includes a signal receiver 8 arranged on one side of the movable limit plate 3, a signal transmitter 7 is provided on one side of the fixed limit plate 4, and the signal receiver 8 and the signal transmitter 7 are arranged on the same horizontal axis, the signal receiver 8 is electrically connected to the controller 9 on the upper part of the transmission box 2, and the length is detected by the infrared sensor, so that the equipment has the advantages of high precision, fast response speed, small size and low power consumption.

[0023] like Figure 2 and Figure 4 As shown, in order to prevent the cable end from being disengaged from the cable end slot 5 during detection, an end limiting mechanism is further provided on the upper side of the movable limiting plate 3 and the fixed limiting plate 4, and the end limiting mechanism includes an end pressure plate 16 arranged on the limiting plate by a cylinder 17, and the lower end surface of the end pressure plate 16 is arranged parallel to the upper surface of the limiting plate, so that the end pressure plate 16 is driven by the cylinder 17 to be pressed on the upper part of the cable end slot 5, so that the two ends of the cable can be limited to prevent the cable end from being disengaged from the cable end slot 5 during detection, which is beneficial to improving the accuracy of cable end detection.

[0024] like Figure 2 As shown, in order to improve the stability of the movement and adjustment of the movable limit plate 3, a guide rod 11 is also provided inside the transmission box 2 and is slidably arranged with the slider 12. The side wall of the transmission box 2 is provided with a limit sliding hole 13 which is slidably arranged with the movable limit plate 3, which is used to slide and guide the slider 12 and the movable limit plate 3 when moving and adjusting, which is beneficial to improving the stability of the movement and adjustment of the movable limit plate 3.

[0025] like Figure 1 and Figure 2 As shown, by arranging multiple groups of cable end clamping grooves 5 at equal intervals in the horizontal direction, and the multiple threading grooves 6 have different groove diameters, the ends of cables of different specifications can be clamped and limited, thereby further improving the efficiency of detection.

[0026] The working principle and use process of the utility model are as follows: when in use, the two ends of the cable to be tested are respectively clamped in the cable end clamping grooves 5 on the upper parts of the movable limit plate 3 and the fixed limit plate 4 to clamp and limit the cable, and then the movable limit plate 3 is driven by the screw to move and adjust to straighten the tested cable. After the straightening is completed, the distance between the movable limit plate 3 and the fixed limit plate 4 is measured by the infrared ranging sensor, which is the length of the cable. In addition, the detection operation is convenient and fast, with high accuracy. At the same time, the structure is simple, which is convenient for processing and promotion.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A car seat lock cable length detection device, comprising a detection platform (1), characterized in that: A movable limit plate (3) is provided in a transmission box (2) on the upper side of one end of the detection platform (1) through the sliding movement of a lead screw, and fixed limit plates (4) are also provided at both ends of the upper side of the detection platform (1), and a cable end slot (5) is provided on the upper side of the movable limit plate (3) and the fixed limit plate (4), and a threading groove (6) is also provided on the side wall of the cable end slot (5), an infrared distance measuring sensor is provided between the movable limit plate (3) and the fixed limit plate (4), and an end limit mechanism is also provided on the upper side of the movable limit plate (3) and the fixed limit plate (4).

2. The device for detecting the length of a car seat lock cable according to claim 1, characterized in that: The lead screw comprises a lead screw (10) rotatably arranged inside a transmission box (2); a slider (12) is provided on the outer side of the lead screw (10) through a thread; a cable end slot (5) is fixedly arranged on one side of the slider (12); and one end of the lead screw (10) is connected to a servo motor (15) through a gear set (14).

3. The device for detecting the length of a car seat lock cable according to claim 2, characterized in that: A guide rod (11) is also provided inside the transmission box (2) and is slidably arranged with the slide block (12). A limit sliding hole (13) is provided on the side wall of the transmission box (2) and is slidably arranged with the movable limit plate (3).

4. The device for detecting the length of a car seat lock cable according to claim 1, characterized in that: The cable end clamping grooves (5) are arranged in multiple groups at equal intervals in the transverse direction, and the multiple threading grooves (6) have different groove diameters.

5. The device for detecting the length of a car seat lock cable according to claim 1, characterized in that: The infrared distance measuring sensor comprises a signal receiver (8) arranged on one side of a movable limit plate (3), a signal transmitter (7) is arranged on one side of the fixed limit plate (4), and the signal receiver (8) and the signal transmitter (7) are arranged on the same horizontal axis, and the signal receiver (8) is electrically connected to a controller (9) on the upper part of the transmission box (2).

6. The device for detecting the length of a car seat lock cable according to claim 1, characterized in that: The end limit mechanism comprises an end pressure plate (16) arranged on the limit plate via a cylinder (17), and the lower end surface of the end pressure plate (16) is arranged parallel to the upper surface of the limit plate.

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