Vehicle tire clamping mechanism

Abstract

The invention discloses a vehicle tire clamping mechanism, which relates to the technical field of mechanical stereo garages. The vehicle tire clamping mechanism comprises a linear drive device, a swing device and a base body; the linear drive device pushes a push plate of the swing device to perform linear reciprocating motion, and arc-shaped thrust grooves are arranged on both sides of the push plate; the tire clamping arm of the swing device is hinged to the base body, and a thrust column is arranged at one end relative to the hinge center point, which cooperates with the arc-shaped thrust groove of the push plate; the arc-shaped thrust groove of the push plate is arc-shaped in a manner to maintain a larger size of the thrust arm, pushes and pulls the thrust column on the clamping arm, drives the clamping arm hinged to the base body to swing, realizes the rotation, retraction and rotation out of the tire clamping arm, and the left and right push plates move in opposite or reverse coupling, drives the thrust groove to push the thrust column, and realizes the clamping and opening of the vehicle tire.

Description

Technical Field

[0001] The invention relates to a vehicle tire clamping mechanism, which is used in the field of mechanical stereo garages. Background Art

[0002] At present, the carriers in the stereo garage, especially the clamping car carriers, have complex clamp arm structures, with guide columns arranged on the upper and lower surfaces, thrust grooves arranged in a straight line, poor rigidity and stability in the sliding and swinging arc operation of the clamp arm, low driving force efficiency, complex structure and low reliability. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a vehicle tire clamping mechanism and a vehicle transporter composed of the same, so as to solve the problem raised in the background technology.

[0004] In order to solve the above technical problems, specifically, the technical solution of the present invention is as follows:

[0005] A vehicle tire clamping mechanism comprises a linear drive device, a swing device and a base body;

[0006] Furthermore, the swing device is composed of a push plate, an arc-shaped thrust groove, a thrust column, and a tire clamping arm; the arc-shaped thrust groove is arranged on both sides of the push plate, the tire clamping arm is hinged to the base, and the thrust column cooperates with the thrust groove of the push plate; the arc-shaped thrust groove is arranged and its arc shape is determined according to the direction in which the thrust of the push plate pushing the clamping arm to the maximum force arm of the rotation center of the clamping arm during the movement.

[0007] Furthermore, the linear drive device includes a linear power source and a linear sliding pair, wherein the linear power source is a push rod, a motor and a screw rod, a motor and a chain, a motor and a synchronous belt, and a gear rack; one end of the linear sliding pair is connected to the base, and the other end is connected to the push plate; the push plate is connected to the linear power source, and the linear power source pushes the push plate to perform reciprocating linear motion along the linear sliding pair, driving the arc thrust groove to push the thrust column, so that the tire clamping arm is transmitted around the hinge center, thereby realizing the rotation, retraction and rotation out of the tire clamping arm; the push plate moves in opposite and reverse directions to push the clamping arm to realize the clamping and opening of the vehicle tire.

[0008] Furthermore, the linear drive device includes a linear power source and a linear sliding pair, wherein the linear power source is a push rod, a motor and a screw rod, a motor and a chain, a motor and a synchronous belt, and a gear rack; one end of the linear sliding pair is connected to the base, and the other end is connected to the push plate; the push plate is connected to the linear power source, and the linear power source pushes the push plate to perform reciprocating linear motion along the linear sliding pair, driving the thrust column to push the arc thrust groove, so that the tire clamping arm is transmitted around the hinge center, thereby realizing the rotation, retraction and rotation out of the tire clamping arm; the push plate moves in opposite and reverse directions to push the clamping arm to realize the clamping and opening of the vehicle tire.

[0009] Furthermore, the tire clamping arm comprises a clamping arm body, a thrust column and an auxiliary roller thereof.

[0010] Furthermore, the thrust column is arranged at one end of the tire clamping arm relative to the hinge center point, and the thrust column and the tire clamping arm are arranged on both sides of the rotation center.

[0011] The above technical solution has the following technical effects:

[0012] 1. The clamping force of the vehicle tire clamping arm is kept constant during the process of opening and clamping, and the structure is simple, the installation accuracy requirement is relatively low, and the installation and debugging are simple;

[0013] 2. Direct clamping and quick response to achieve the clamping and opening of vehicle tires and improve vehicle handling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in 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 described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a schematic diagram of a vehicle tire clamping mechanism in a retracted state in a specific implementation mode 1;

[0016] Figure 2 This is a schematic diagram of a state in which a vehicle tire clamping mechanism is opened to 45° in a specific embodiment 1;

[0017] Figure 3 This is a schematic diagram of a state in which a vehicle tire clamping mechanism is opened to 90° in a specific embodiment 1;

[0018] Figure 4 This is a schematic diagram of a retracted state of a vehicle tire clamping mechanism in a second specific implementation mode;

[0019] Figure 5 This is a schematic diagram of a state in which the vehicle tire clamping mechanism is opened to 45° in the second specific embodiment;

[0020] Figure 6 This is a schematic diagram of a state in which the vehicle tire clamping mechanism is opened to 90° in a second specific embodiment;

[0021] Among them, 101-linear driving device, 101a-linear motion pair, 101b-linear power source, 102-swinging device, 102a-push plate, 102b-arc thrust groove, 102c-thrust column, 102d-tire clamping arm, 103-base. DETAILED DESCRIPTION

[0022] The specific embodiments of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be mutually complementary as long as they do not conflict with each other.

[0023] Specific embodiment 1 of the present invention:

[0024] A vehicle tire clamping mechanism comprises a linear drive device 101, a swing device 102 and a base 103.

[0025] The swing device 102 is composed of a push plate 102a, an arc-shaped thrust groove 102b, a thrust column 102c, and a tire clamping arm 102d; the arc-shaped thrust groove 102b is arranged on both sides of the push plate 102a, the tire clamping arm 102d is hinged to the base 103, and a thrust column 102c is arranged at one end of the tire clamping arm 102d relative to the hinge center point, and the thrust column 102c and the clamping arm are respectively located on both sides of the rotation center; the thrust column cooperates with the thrust groove of the push plate 102a; the arc-shaped thrust groove 102b is preferably arranged and its arc shape is determined according to the direction in which the thrust of the push plate pushing the clamping arm to the maximum force arm of the clamping arm rotation center during the movement. In this way, the thrust groove and the thrust column always keep the force direction tangent to the movement direction during the movement, and can always maintain a labor-saving movement, which can effectively reduce the motor power and improve the movement efficiency.

[0026] The linear drive device 101 includes a linear power source and a linear sliding pair. The linear power source can be selected as a push rod, a motor and a screw rod, a motor and a chain, a motor and a synchronous belt, a gear rack, etc. One end of the linear sliding pair 101a is connected to the base 103, and the other end is connected to the push plate 102a; the push plate 102 is also connected to the power source, and the power source pushes the push plate to perform reciprocating linear motion along the linear motion pair 101a, drives the arc thrust groove 102b to push the thrust column, so that the clamping arm is transmitted around the hinge center to realize the rotation, retraction and rotation out of the tire clamping arm 102d; the push plate 102a moves in opposite and reverse directions to push the clamping arm to realize the clamping and opening of the vehicle tire.

[0027] The tire clamping arm 102d includes a clamping arm body, a thrust column and an auxiliary roller; the clamping arm body is hinged to the base 103, and a thrust column is provided at one end relative to the hinge center point; the auxiliary roller is arranged on the side of the clamping arm contacting the tire surface to roll and protect the tread.

[0028] like Figure 1 As shown, the vehicle tire clamping mechanism of the present invention is composed of a swinging device 102 installed and fixed on a base 103 to perform a swinging motion, and the swinging device 102 is composed of a push plate 102a, an arc-shaped thrust groove 102b, a thrust column 102c, and a tire clamping arm 102d; the arc-shaped thrust groove 102b is distributed on both sides of the push plate 102a, and the arc-shaped thrust groove 102b is preferably set and its arc shape is determined in the direction that makes the thrust arm of the clamping arm 102d maximum during the movement; the tire clamping arm 102d is hingedly fixed on the base 103, and a thrust column 102c is arranged at one end of the tire clamping arm 102d relative to the hinge center point, and the thrust column to the rotation center of the tire clamping arm 102d to the clamping direction is set at an obtuse angle, and the obtuse angle is preferably 115°, and the thrust column 102c cooperates with the arc-shaped thrust groove 102b of the push plate 102a.

[0029] like Figures 1 to 3As shown, a schematic diagram of a linear drive device 101 in a vehicle tire clamping mechanism of the present invention is shown, wherein the linear drive device is mounted and fixed on the left and right sides of a base 103, and the linear drive device 101 comprises a linear power source 101b and a linear sliding pair 101a. The linear power source is preferably a push rod, a motor and a lead screw, a motor and a chain, a motor and a synchronous belt, a gear rack, etc. One end of the linear motion pair 101a in the linear drive device 101 is connected and fixed to the base 103 through a bearing seat, and the other end is connected and fixed to the push plate 102a through a sliding bearing seat; the push plate 102a is connected to the linear power source 101b, and the power source 101b pushes the push plate 102a to perform reciprocating linear motion along the linear pair 101a, drives the arc thrust groove 102b to push the thrust column 102c, so that the clamping arm 102d rotates around the hinge center, thereby realizing the rotation, retraction and rotation out of the tire clamping arm 102d; the left and right push plates 102a move in opposite and reverse coupling, push the clamping arm 102d to retract and rotate out, thereby realizing the clamping and opening of the vehicle tire.

[0030] like Figures 2 to 3 As shown, the vehicle tire clamping mechanism is in the retracted state, the 45° open state, and the 90° fully open state.

[0031] Specific embodiment 2 of the present invention:

[0032] like Figure 4 As shown, a vehicle tire clamping mechanism includes a linear drive device 101, a swing device 102 and a base 103; the swing device 102 installed and fixed on the base 103 performs a swinging motion, and the swing device 102 consists of a push plate 102a, an arc-shaped thrust groove 102b, a thrust column 102c, and a tire clamping arm 102d; the arc-shaped thrust groove 102b is arranged on the tire clamping arm 102d, and the arc-shaped thrust groove 102b is preferably arranged in a direction that makes the thrust arm of the clamping arm 102d maximum during the movement and is arc-shaped; the thrust column is arranged on both sides of the push plate, and the thrust column to the rotation center of the tire clamping arm 102d is arranged at an obtuse angle to the clamping direction; the tire clamping arm 102d is hingedly fixed on the base 103, and the arc-shaped thrust groove 102b on the tire clamping arm 102d cooperates with the thrust column 102c of the push plate 102a.

[0033] like Figures 4 to 6As shown, a schematic diagram of a linear drive device 101 in a vehicle tire clamping mechanism of the present invention is shown, wherein the linear drive device is mounted and fixed on the left and right sides of a base 103, and the linear drive device 101 comprises a linear power source 101b and a linear sliding pair 101a. The linear power source is preferably a push rod, a motor and a lead screw, a motor and a chain, a motor and a synchronous belt, a gear rack, etc. One end of the linear motion pair 101a in the linear drive device 101 is connected and fixed to the base 103 through a bearing seat, and the other end is connected and fixed to the push plate 102a through a sliding bearing seat; the push plate 102a is connected to the power source 101b, and the power source 101b pushes the push plate 102a to perform reciprocating linear motion along the linear pair 101a, drives the arc thrust groove 102b to push the thrust column 102c, so that the clamping arm 102d rotates around the hinge center, thereby realizing the rotation, retraction and rotation out of the tire clamping arm 102d; the left and right push plates 102a move in opposite and reverse coupling, push the clamping arm 102d to retract and rotate out, thereby realizing the clamping and opening of the vehicle tire.

[0034] like Figure 5-6 As shown, the vehicle tire clamping mechanism is in the retracted state, the 45° open state, and the 90° fully open state.

[0035] It can be seen that the use of the vehicle tire clamping structure has relatively low installation accuracy requirements, simple installation, and simple debugging; it can respond quickly to achieve the clamping and opening of the vehicle tire, thereby improving the vehicle handling efficiency.

[0036] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A vehicle tire clamping mechanism, comprising a linear drive device, a swing device and a base; The swing device is composed of a push plate, an arc-shaped thrust groove, a thrust column, and a tire clamping arm; the arc-shaped thrust groove is arranged on both sides of the push plate, and the thrust column is arranged on the tire clamping arm, or the arc-shaped thrust groove is arranged on the tire clamping arm, and the thrust column is arranged on both sides of the push plate; the thrust column cooperates with the arc-shaped thrust groove; the tire clamping arm is hinged to the base, and a thrust column is arranged at one end of the tire clamping arm relative to the hinge center point, and the thrust column and the tire clamping arm are respectively located on both sides of the rotation center; The linear drive device includes a linear power source and a linear sliding pair, one end of the linear sliding pair is connected to the base, and the other end is connected to the push plate, and the push plate is also connected to the linear power source; the linear power source pushes the push plate to perform reciprocating linear motion along the linear motion pair, drives the arc thrust groove to push the thrust column, so that the tire clamping arm rotates around the hinge center.

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