Alignment locking device of electric tractor

Abstract

The utility model relates to the technical field of AGV transportation, in particular to an alignment locking device of an electric tractor, which comprises a mounting plate, a servo motor and a connecting rod, and a semi-arc seat is arranged on the other side of the mounting plate and is used for being matched and butted with a semi-arc head of the connecting rod; a mounting shaft is mounted on one side of the mounting plate, and an arc-shaped limiting piece is mounted on one side of the mounting shaft through a bearing and used for limiting the moving range of the connecting rod; a servo motor is arranged on the other side of the mounting plate, and rotation of the arc-shaped limiting piece is achieved through driving of the servo motor; a semi-arc head is arranged at one end of the connecting rod, the connecting rod achieves alignment locking of the electric tractor through butt joint of the semi-arc head and the semi-arc base and limiting of the arc-shaped limiting piece, the alignment locking device of the electric tractor is simple and clear in structural design, easy to install and maintain, small in size, light and convenient to use, and the alignment locking device is driven by the servo motor to achieve alignment locking of the electric tractor. And the rotation of the arc-shaped limiting piece is realized, so that the alignment locking and releasing actions of the electric tractor are quickly and accurately completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to AGV transportation technical field especially is a kind of electric tractor's alignment locking device. BACKGROUND

[0002] In the use process of AGV transportation electric tractor, alignment locking device is the key component to ensure that vehicle is parked stably and is accurately docked. However, the traditional alignment locking device often has complex structure, and the operation is cumbersome, and the alignment locking device shown in the patent No. CN214523228U is searched, and the locking range has the problems such as fixation, which is not convenient for the turning of tractor and towed vehicle, and the structure is large in size, which affects the use efficiency and safety of electric tractor. Therefore, it is particularly important to develop an electric tractor alignment locking device with simple structure, convenient operation and stable locking. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing an electric tractor alignment locking device to solve the problems in the above background technology.

[0004] To achieve the above object, the utility model provides the following technical scheme: an electric tractor alignment locking device, including mounting plate, servo motor and connecting rod, the other side of mounting plate is provided with half-arc seat, for half-arc head of connecting rod is matched with docking;The side of mounting plate is installed with mounting shaft, and the side of mounting shaft is installed with arc-shaped limit piece through bearing, for limiting the moving range of connecting rod;The other side of mounting plate is provided with servo motor, and the rotation of arc-shaped limit piece is realized through the driving of servo motor;Connecting rod is provided with half-arc head at one end, for being matched with docking with half-arc seat, and the other end is provided with mounting lug, and the alignment locking of electric tractor is realized through the docking and matching of half-arc head with half-arc seat and the limiting of arc-shaped limit piece.

[0005] Preferably, the servo motor has the characteristics of accurate positioning and fast response speed.

[0006] Preferably, the side of mounting plate is installed with two groups of bases, and the inside of base is provided with bolt for fixed installation.

[0007] Preferably, the output end of servo motor is in transmission connection with arc-shaped limit piece.

[0008] In summary, the present application has the following beneficial technical effects:

[0009] 1、Simple structure: the electric tractor alignment locking device of the utility model has simple and clear structure design, is easy to install and maintain, and is small in size and light in weight.

[0010] 2、Operation is convenient: through the drive of servo motor, the rotation of arc limiting piece is realized, thereby the alignment locking and release action of electric traction vehicle is quickly and accurately completed.

[0011] 3, Strong applicability: through the engagement of semi-arc head and semi-arc seat, the angle of connecting rod and mounting plate is adjusted, and the arc structure of arc limiting piece is matched, so that the turning of traction vehicle is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is the front view of the utility model;

[0013] Fig. 2 It is the combined schematic view of the utility model;

[0014] Fig. 3 It is the separated schematic view of semi-arc seat and semi-arc head side section.

[0015] In the drawing: 1, mounting plate; 101, base; 102, bolt; 103, semi-arc seat; 2, mounting shaft; 201, arc limiting piece; 3, servo motor; 4, connecting rod; 401, semi-arc head; 402, mounting lug. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings Figs. 1-3 The application is further described in detail.

[0017] The electric traction vehicle alignment locking device of the utility model, including mounting plate 1, servo motor 3 and connecting rod 4 and the like components. One side of mounting plate 1 is provided with two groups of base 101, bolt 102 is arranged in the inside of base 101, which is used for fixing and installing the device in the appropriate position. The other side of mounting plate 1 is provided with semi-arc seat 103, and semi-arc seat 103 can be engaged with semi-arc head 401. One side of mounting plate 1 is provided with mounting shaft 2, and one side of mounting shaft 2 is provided with arc limiting piece 201 through bearing, and the movement range of connecting rod 4 can be limited by rotating arc limiting piece 201. The other side of mounting plate 1 is provided with high-precision servo motor 3, the output end of servo motor 3 is in transmission connection with arc limiting piece 201, and the rotation of arc limiting piece 201 is realized through the drive of servo motor 3. One end of connecting rod 4 is provided with semi-arc head 401, which is used for engaging with semi-arc seat 103; the other end is provided with mounting lug 402, which is used for connecting and fixing with other components

[0018] Working principle: in use, first, the device is fixed and installed in the appropriate position through the base 101 and bolt 102. Then, according to the parking needs of the electric traction vehicle, the semicircular head 401 of the connecting rod 4 is connected with the semicircular seat 103, the arc limiting piece 201 is rotated to the appropriate position through the drive of the servo motor 3, and the electric traction vehicle is locked. When the electric traction vehicle needs to be released, the servo motor 3 is controlled to reverse, the arc limiting piece 201 is rotated to the release position, the connecting rod 4 can be easily removed, and during the locking process, the angle of the connecting rod 4 and the mounting plate 1 is adjusted through the engagement of the semicircular head 401 and the semicircular seat 103, and the arc structure of the arc limiting piece 201 is adopted, which facilitates the turning of the traction vehicle.

[0019] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0020] The above describes the exemplary embodiments of the alignment locking device of the electric traction vehicle provided by the present disclosure with reference to the preferred embodiments, however, those skilled in the art can understand that various modifications and improvements can be made to the above specific embodiments without departing from the concept of the present disclosure, various technical features and structures proposed by the present disclosure can be combined in various manners, and the protection scope of the present disclosure is determined by the appended claims.

Claims

1. A positioning locking device for an electric tractor, comprising a mounting plate (1), a servo motor (3), and a connecting rod (4), characterized in that: A semi-circular seat (103) is provided on the other side of the mounting plate (1) for engaging with the semi-circular head (401) of the connecting rod (4); a mounting shaft (2) is installed on one side of the mounting plate (1), and an arc-shaped limiting piece (201) is installed on one side of the mounting shaft (2) via a bearing for limiting the movement range of the connecting rod (4); a servo motor (3) is provided on the other side of the mounting plate (1), and the arc-shaped limiting piece (201) is rotated by the drive of the servo motor (3); a semi-circular head (401) is provided at one end of the connecting rod (4) for engaging with the semi-circular seat (103), and a mounting ear (402) is provided at the other end. The connecting rod (4) achieves the alignment and locking of the electric tractor by engaging with the semi-circular seat (103) via the semi-circular head (401) and the limiting of the arc-shaped limiting piece (201).

2. The positioning locking device for an electric tractor according to claim 1, characterized in that: Two sets of bases (101) are installed on one side of the mounting plate (1), and bolts (102) for fixing are provided through the interior of the bases (101).

3. The positioning locking device for an electric tractor according to claim 1, characterized in that: The output end of the servo motor (3) is connected to the arc-shaped limiting piece (201) for transmission.

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