Automatic centering mechanism for installing hinge on plastic tail door

Abstract

According to the automatic centering mechanism for installing the hinge on the plastic tail door, the plastic tail door is positioned and installed on the movable plate, then the photoelectric sensor is started to measure whether the fixed plastic tail door deviates or inclines, the two laser displacement sensors are started to measure the width size of the fixed plastic tail door, and then the plastic tail door is installed on the movable plate. Then the width dimension data is transmitted to the ECU controller, the ECU controller processes the received tail door width data to obtain center position data of the plastic tail door, and then the ECU controller controls the moving mechanism to drive the moving plate to move left and right so that the plastic tail door on the moving plate can be adjusted to the center position where a hinge is installed; then the hinge and the plastic tail door are installed by manually holding an electric screw driver with a hand; the centering mechanism can adapt to installation of plastic tail doors and hinges of different sizes, the plastic tail doors can be automatically adjusted to be located in the center all the time, and the problem that the plastic tail doors and the hinges are installed in a misplaced mode is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic tailgate installation, in particular to an automatic centering mechanism for installing a hinge of a plastic tailgate. Background Art

[0002] In order to connect the tailgate (which is a movable part) to the vehicle, the tailgate and the connecting hinge are usually joined in the height direction of the vehicle body by a mechanical bolt connection. The tailgate hinge structure is an important structure that connects the vehicle body and the tailgate assembly and realizes the opening and closing movement of the tailgate system. In order to ensure the durability of the tailgate operation, the tailgate hinge installation component ensures the installation strength by welding multiple layers of vehicle body reinforcements such as the roof panel, roof beam, and rear side panel. The combination of the vehicle body reinforcement and the tailgate hinge is a one-way connection in the height direction of the vehicle body, and the reinforcement includes multiple layers to ensure strength.

[0003] When the hinges of current tailgate products are assembled and installed in the workshop, due to the fluctuation of the size of the tailgate product itself and the size of the white body, in order to ensure that the hinges are installed in the correct position of the white body, the hinges usually need to be adjusted, which is troublesome and increases the man-hours during the installation process. Therefore, the utility model proposes an automatic centering mechanism for installing the hinge of a plastic tailgate to solve the above problem. Utility Model Content

[0004] The utility model provides an automatic centering mechanism for installing a hinge of a plastic tailgate, aiming to solve the problems raised by the background technology.

[0005] The utility model is implemented as follows: a plastic tailgate installation hinge automatic centering mechanism, comprising:

[0006] A frame, wherein the frame is vertically arranged and has an L-shaped structure, a first measuring mechanism is arranged on the left and right sides of the frame, and a second measuring mechanism is arranged on the top surface of the frame;

[0007] A movable plate, the movable plate is tiltedly arranged on the front side of the frame, two relatively spaced-apart assist arm guides are arranged on the left and right sides of the movable plate, and two relatively spaced-apart positioning columns are arranged on the upper and lower sides of the movable plate;

[0008] A moving mechanism, the moving mechanism is used to drive the moving plate to move left and right;

[0009] The hinge mechanism comprises a positioning seat and a pressure rod. The positioning seat is fixedly arranged on the top surface of the frame. The positioning seat is provided with a hinge. The pressure rod is used to fix the hinge on the positioning seat.

[0010] Preferably, the first measuring mechanism is a laser displacement sensor for measuring the size of the plastic tailgate.

[0011] Preferably, the second measuring mechanism is a photoelectric sensor for measuring whether the plastic tailgate is installed at an angle.

[0012] Preferably, an avoidance groove is provided on the movable plate, and when the movable mechanism drives the movable plate to move left and right, the avoidance groove is used to avoid the first measuring mechanism and the hinge mechanism.

[0013] Preferably, the moving mechanism comprises a motor, the output end of the motor is fixedly connected to a screw rod, the outer wall of the screw rod is threadedly connected to a moving block, and the moving block is fixedly connected to the moving plate.

[0014] Preferably, a plurality of rotary cylinders are further provided on the movable plate, and output ends of the rotary cylinders are fixedly connected to pressing blocks for fixing and clamping the plastic tailgate.

[0015] Preferably, the movable plate is further provided with a plurality of first support members and second support members distributed in a matrix, and the first support members and the second support members are used to provide supporting force for the plastic tailgate.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The centering mechanism of the utility model positions and installs the plastic tailgate on the movable plate through the power-assist arm guide, the positioning column, the first support member and the second support member, and then starts the rotating cylinder tailgate to fix it on the movable plate; then starts the photoelectric sensor to measure whether the fixed plastic tailgate is offset or tilted, if no alarm is given, it means that the installation position of the plastic tailgate is correct; starts two laser displacement sensors to measure the width dimension of the fixed plastic tailgate, and then transmits the width dimension data to the ECU controller, the ECU controller processes the received tailgate width data to obtain the center position data of the plastic tailgate, and then the ECU controller controls the moving mechanism to drive the movable plate to move left and right so that the plastic tailgate on the movable plate is adjusted to the center position for installing the hinge, and then manually holds the electric screwdriver to install the hinge and the plastic tailgate; the centering mechanism can adapt to the installation of plastic tailgates and hinges of different sizes, and can automatically adjust the plastic tailgate to always be in the center position, avoiding the problem of misalignment of the plastic tailgate and the hinge during installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0019] Figure 2 for Figure 1 The enlarged schematic diagram at A in the middle;

[0020] Figure 3 It is a front view of the overall structure of the utility model;

[0021] Figure 4It is a side view of the overall structure of the utility model.

[0022] In the figure:

[0023] 1. Frame; 11. First measuring mechanism; 12. Second measuring mechanism;

[0024] 2. Moving plate; 21. Booster arm guide; 22. Positioning column; 23. First support member; 24. Second support member;

[0025] 3. Mobile mechanism;

[0026] 4. Hinge mechanism; 41. Positioning seat; 42. Hinge; 43. Pressure rod. DETAILED DESCRIPTION

[0027] The technical solution of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all of the embodiments.

[0028] The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention.

[0029] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0030] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0031] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] See also Figures 1 to 4 The utility model provides a technical solution: an automatic centering mechanism for installing a hinge for a plastic tailgate, comprising a frame 1, the frame 1 is vertically arranged, the frame 1 is an L-shaped structure, a first measuring mechanism 11 is provided on the left and right sides of the frame 1, and a second measuring mechanism 12 is provided on the top surface of the frame 1; a moving plate 2, the moving plate 2 is obliquely arranged on the front side of the frame 1, two relatively spaced-apart power-assisting arm guides 21 are provided on the left and right sides of the moving plate 2, and two relatively spaced-apart positioning columns 22 are provided on the upper and lower sides of the moving plate 2; a moving mechanism 3, the moving mechanism 3 is used to drive the moving plate 2 to move left and right; a hinge mechanism 4, the hinge mechanism 4 includes a positioning seat 41 and a pressure rod 43, the positioning seat 41 is fixedly arranged on the top surface of the frame 1, the positioning seat 41 is provided with a hinge 42, and the pressure rod 43 is used to fix the hinge 42 on the positioning seat 41.

[0033] In this embodiment, the movable plate 2 is installed on the front side of the frame 1. Since the frame 1 is an L-shaped structure, the movable plate 2 is inclined at an angle of 50°-60° with the horizontal plane; the plastic tailgate is positioned and installed on the movable plate 2 through the power-assist arm guide 21, the positioning column 22, the first support member 23 and the second support member 24, and then the rotating cylinder is started to extend to drive the pressure block to extend out of the tailgate, and then the rotating cylinder is started to rotate to drive the pressure block to rotate, and then the rotating cylinder is started to contract, driving the pressure block to fix the tailgate on the movable plate 2; it needs to be ensured that the installation position of the plastic tailgate and the hinge 42 is parallel to the fixed position of the hinge 42; at this time, the photoelectric sensor of the second measuring mechanism 12 is started, and the photoelectric sensor measures whether the fixed plastic tailgate is offset or tilted. If no alarm is given, It indicates that the installation position of the plastic tailgate is correct; the two first measuring mechanisms 11 are started, and the two laser displacement sensors measure the width dimension of the fixed plastic tailgate, and then the width dimension data is transmitted to the ECU controller, the ECU controller processes the received tailgate width data to obtain the center position data of the plastic tailgate, and then the ECU controller controls the moving mechanism 3, starts the motor to drive the screw rod to rotate forward and reverse, thereby driving the moving plate 2 to move left and right so that the plastic tailgate on the moving plate 2 is adjusted to the center position of the installation hinge 42, and then the hinge 42 and the plastic tailgate are installed manually with a handheld electric screwdriver; this centering mechanism can adapt to the installation of plastic tailgates and hinges 42 of different sizes, and can automatically adjust the plastic tailgate to always be in the center position, avoiding the problem of misalignment of the plastic tailgate and the hinge 42 during installation.

[0034] For further information, see Figure 1 The first measuring mechanism 11 is a laser displacement sensor, which is used to measure the size of the plastic tailgate.

[0035] In this embodiment, the two first measuring mechanisms 11 are started, and the two laser displacement sensors measure the width dimension of the fixed plastic tailgate, and then transmit the width dimension data to the ECU controller. The ECU controller processes the received tailgate width data to obtain the center position data of the plastic tailgate, and then the ECU controller controls the moving mechanism 3, starts the motor to drive the screw rod to rotate forward and reverse, thereby driving the moving plate 2 to move left and right so that the plastic tailgate on the moving plate 2 is adjusted to the center position of the mounting hinge 42.

[0036] For further information, see Figure 1 The second measuring mechanism 12 is a photoelectric sensor, which is used to measure whether the plastic tailgate is installed tilted.

[0037] In this embodiment, after the plastic tailgate is fixed on the movable plate 2, the photoelectric sensors of the two second measuring mechanisms 12 are started. The photoelectric sensors measure whether the fixed plastic tailgate is displaced or tilted. If no alarm is given, it indicates that the installation position of the plastic tailgate is correct. If an alarm is given, it indicates that the installation of the plastic tailgate is displaced or tilted, and the plastic tailgate needs to be reinstalled.

[0038] For further information, see Figure 1 The movable plate 2 is provided with an avoidance groove. When the movable mechanism 3 drives the movable plate 2 to move left and right, the avoidance groove is used to avoid the first measuring mechanism 11 and the hinge mechanism 4.

[0039] In this embodiment, the avoidance groove can ensure that the movable plate 2 moves left and right under the drive of the movable mechanism 3 to find the center position of the plastic tailgate, avoiding the collision of the movable plate 2 with the first measuring mechanism 11 and the hinge mechanism 4 when moving left and right, thereby affecting the calibration.

[0040] Furthermore, the moving mechanism 3 includes a motor, an output end of the motor is fixedly connected to a lead screw, an outer wall of the lead screw is threadedly connected to a moving block, and the moving block is fixedly connected to the moving plate 2.

[0041] In this embodiment, the two first measuring mechanisms 11 are started, and the two laser displacement sensors measure the width dimension of the fixed plastic tailgate, and then transmit the width dimension data to the ECU controller. The ECU controller processes the received tailgate width data to obtain the center position data of the plastic tailgate, and then the ECU controller controls the moving mechanism 3, starts the motor to drive the screw rod to rotate forward and reverse, thereby driving the moving plate 2 to move left and right so that the plastic tailgate on the moving plate 2 is adjusted to the center position of the mounting hinge 42.

[0042] For further information, see Figure 1 A plurality of rotary cylinders are also provided on the movable plate 2, and the output ends of the rotary cylinders are fixedly connected to the pressing blocks for fixing and clamping the plastic tailgate.

[0043] In this embodiment, the plastic tailgate is positioned and installed on the movable plate 2 through the power-assist arm guide 21, the positioning column 22, the first support member 23 and the second support member 24, and then the rotating cylinder is started to extend to drive the pressure block to extend out of the tailgate, and then the rotating cylinder is started to rotate to drive the pressure block to rotate, and then the rotating cylinder is started to contract, driving the pressure block to fix the tailgate on the movable plate 2.

[0044] For further information, see Figure 1 The movable plate 2 is also provided with a plurality of first supporting members 23 and second supporting members 24 distributed in a matrix, and the first supporting members 23 and the second supporting members 24 are used to provide supporting force for the plastic tailgate.

[0045] In this embodiment, the first support member 23 and the second support member 24 are used to provide support force for the plastic tailgate, so as to prevent the plastic tailgate from being deformed due to lack of support force when the plastic tailgate is connected to the hinge 42 .

[0046] The working principle and use process of the utility model are as follows: the plastic tailgate is positioned and installed on the movable plate 2 through the power-assist arm guide 21, the positioning column 22, the first support member 23 and the second support member 24, and then the rotating cylinder is started to extend to drive the pressure block to extend out of the tailgate, and then the rotating cylinder is started to rotate to drive the pressure block to rotate, and then the rotating cylinder is started to contract to drive the pressure block to fix the tailgate on the movable plate 2; it needs to be ensured that the installation position of the plastic tailgate and the hinge 42 is parallel to the fixed position of the hinge 42; at this time, the photoelectric sensor of the second measuring mechanism 12 is started, and the photoelectric sensor measures whether the fixed plastic tailgate is offset or tilted. If no alarm is given, it means that the installation position of the plastic tailgate is correct; the two first measuring mechanisms are started Structure 11, two laser displacement sensors measure the width dimension of the fixed plastic tailgate, and then transmit the width dimension data to the ECU controller, the ECU controller processes the received tailgate width data to obtain the center position data of the plastic tailgate, and then the ECU controller controls the moving mechanism 3, starts the motor to drive the screw rod to rotate forward and reverse, thereby driving the moving plate 2 to move left and right so that the plastic tailgate on the moving plate 2 is adjusted to the center position of the installation hinge 42, and then the hinge 42 and the plastic tailgate are installed manually with a handheld electric screwdriver; this centering mechanism can adapt to the installation of plastic tailgates and hinges 42 of different sizes, and can automatically adjust the plastic tailgate to always be in the center position, avoiding the problem of misalignment of the plastic tailgate and the hinge 42.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic centering mechanism for mounting hinges on a plastic tailgate, characterized in that: include: A frame (1), the frame (1) being arranged vertically, the frame (1) being an L-shaped structure, a first measuring mechanism (11) being arranged on the left and right sides of the frame (1), and a second measuring mechanism (12) being arranged on the top surface of the frame (1); A movable plate (2), the movable plate (2) being arranged obliquely on the front side of the frame (1), two relatively spaced-apart assist arm guides (21) being arranged on the left and right sides of the movable plate (2), and two relatively spaced-apart positioning columns (22) being arranged on the upper and lower sides of the movable plate (2); A moving mechanism (3), the moving mechanism (3) being used to drive the moving plate (2) to move left and right; A hinge mechanism (4), the hinge mechanism (4) comprising a positioning seat (41) and a pressure rod (43), the positioning seat (41) being fixedly arranged on the top surface of the frame (1), the positioning seat (41) being provided with a hinge (42), and the pressure rod (43) being used to fix the hinge (42) on the positioning seat (41).

2. The automatic centering mechanism for installing hinges for a plastic tailgate according to claim 1, characterized in that: The first measuring mechanism (11) is a laser displacement sensor, which is used to measure the size of the plastic tailgate.

3. The automatic centering mechanism for installing hinges for a plastic tailgate according to claim 1, characterized in that: The second measuring mechanism (12) is a photoelectric sensor, which is used to measure whether the plastic tailgate is installed at an angle.

4. The automatic centering mechanism for installing hinges for a plastic tailgate according to claim 1, characterized in that: The movable plate (2) is provided with an avoidance groove, and when the movable mechanism (3) drives the movable plate (2) to move left and right, the avoidance groove is used to avoid the first measuring mechanism (11) and the hinge mechanism (4).

5. The automatic centering mechanism for installing hinges for a plastic tailgate according to claim 1, characterized in that: The moving mechanism (3) comprises a motor, the output end of the motor is fixedly connected to a screw rod, the outer wall of the screw rod is threadedly connected to a moving block, and the moving block is fixedly connected to the moving plate (2).

6. The automatic centering mechanism for installing hinges for a plastic tailgate according to claim 1, characterized in that: The movable plate (2) is also provided with a plurality of rotary cylinders, and the output ends of the rotary cylinders are fixedly connected to pressure blocks for fixing and clamping the plastic tailgate.

7. The automatic centering mechanism for installing hinges of a plastic tailgate according to claim 6, characterized in that: The movable plate (2) is also provided with a plurality of first support members (23) and second support members (24) distributed in a matrix, wherein the first support members (23) and the second support members (24) are used to provide supporting force for the plastic tailgate.

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