阅读说明：本技术 一种多功能车辆转接装置 (Multifunctional vehicle switching device ) 是由 黄立志 沈寅 于 2021-06-30 设计创作，主要内容包括：本发明属于汽车厂总装车间的自动化输送领域,具体公开了一种多功能车辆转接装置,包括轨道系统、往复随行小车、升降台、轴距切换机构与浮动机构,其中轨道系统具有轨道架体、电机、第一带轮座、第二带轮座与同步带,电机固定在轨道架体上,电机轴端连接有第一带轮座,第二带轮座装设与轨道架体一侧且其与第一带轮座通过同步带联动；所述往复随行小车装设于轨道系统上并可沿轨道系统的轨道架体长度方向移动,往复随行小车上装设有升降驱动结构及导轨,其中导轨装设于往复随行小车的两侧端,导轨上滑接有升降台。本发明多功能车辆转接装置解决了将汽车从空中输送设备转接到地面输送设备的问题,能适应各种轴距的车型。(The invention belongs to the field of automatic conveying of an assembly workshop of an automobile factory, and particularly discloses a multifunctional vehicle switching device which comprises a track system, a reciprocating traveling trolley, a lifting platform, a wheel base switching mechanism and a floating mechanism, wherein the track system is provided with a track frame body, a motor, a first belt wheel seat, a second belt wheel seat and a synchronous belt; the reciprocating traveling trolley is arranged on the track system and can move along the length direction of a track frame body of the track system, the reciprocating traveling trolley is provided with a lifting driving structure and guide rails, the guide rails are arranged at two side ends of the reciprocating traveling trolley, and the guide rails are connected with a lifting platform in a sliding mode. The multifunctional vehicle switching device solves the problem of switching the vehicle from the air conveying equipment to the ground conveying equipment, and can adapt to vehicle types with various wheelbases.)

1. A multifunctional vehicle switching device is characterized by comprising a track system (1), a reciprocating traveling trolley (2), a lifting platform (3), a wheel base switching mechanism (4) and a floating mechanism (5), wherein the track system (1) is provided with a track frame body (101), a motor (102), a first pulley seat (103), a second pulley seat (104) and a synchronous belt, the motor (102) is fixed on the track frame body (101), the shaft end of the motor (102) is connected with the first pulley seat (103), and the second pulley seat (104) is arranged on one side of the track frame body (101) and is linked with the first pulley seat (103) through the synchronous belt; reciprocating pallet truck (2) are installed on track system (1) and can move along track support body (101) length direction of track system (1), reciprocating pallet truck (2) facial make-up is equipped with lift drive structure (201) and guide rail (202), wherein guide rail (202) are installed in the both sides end of reciprocating pallet truck (2), it has elevating platform (3) to have slided in guide rail (202), lift drive structure (201) are installed on the frame of reciprocating pallet truck (2) and are used for driving elevating platform (3) to rise and descend.

2. The utility vehicle adapter device of claim 1, wherein: the wheel base switching mechanism (4) is arranged on the lifting platform (3), the wheel base switching mechanism (4) comprises a switching motor (401), a switching ball screw (402) and a telescopic fork assembly, the switching motor (401) and the switching ball screw (402) are arranged on the lifting platform (3), and the shaft end of the switching motor (401) is connected with the switching ball screw (402).

3. The utility vehicle adapter device of claim 2, wherein: and a screw nut is arranged on the switching ball screw (402), and the screw nut converts the rotary motion of the switching motor (401) into linear motion through the ball screw.

4. The utility vehicle adapter device of claim 1, wherein: the telescopic fork assembly is arranged on the wheel base switching mechanism (4), and comprises a telescopic fork (403), a telescopic fork motor (404) and a telescopic fork ball screw (405), wherein the telescopic fork motor (404) and the telescopic fork ball screw (405) are arranged on the wheel base switching mechanism (4).

5. The utility vehicle adapter device of claim 4, wherein: the telescopic fork (403) is provided with a lead screw nut, and the rotary motion of the telescopic fork motor (404) is converted into the linear motion of the telescopic fork (403) through a telescopic fork ball lead screw (405).

6. The utility vehicle adapter device of claim 1, wherein: the floating mechanism (5) is arranged on the wheel base switching mechanism (4) and the telescopic fork assembly, and the floating mechanism (5) comprises a linear bearing (501), an optical axis (502), a spring (503), a lead screw adjusting nut (504) and a connecting rod (505).

7. The invention of claim 6, wherein the vehicle adapter further comprises: the screw rod adjusting nut (504) is arranged on the connecting rod (505), and the end part, far away from the screw rod adjusting nut (504), of the connecting rod (505) is connected with the optical axis (502).

8. The invention of claim 6, wherein the vehicle adapter further comprises: the linear bearing (501) is arranged on the wheel base switching mechanism (4), the optical axis (502) is arranged on the inner side of the linear bearing (501) and slides in the linear bearing (501), and the optical axis (502) is sleeved with a spring (503).

Technical Field

The invention relates to the field of automatic conveying of a final assembly workshop of an automobile factory, in particular to a multifunctional vehicle switching device.

Background

At present, the assembly line assembly technology is widely adopted in automobile production, the assembly line operation greatly improves the production efficiency of the automobile and reduces the manufacturing cost, and along with the application of modern advanced manufacturing technologies such as robots in the assembly line of the automobile, the automation degree of the automobile assembly is further improved.

In a general assembly workshop of an automobile factory, wheels are hung in the air before being assembled on a vehicle body, and the wheels can be grounded after the wheels are assembled, and a ground conveying mode is adopted. Due to the limitation of height space, the holding tool cannot directly place the vehicle on the ground plate chain conveying line, and a switching device is needed in the middle. Because the car factory multi-vehicle type collinear production, the overall dimension and the weight of vehicle are different greatly, so need the switching device automatic regulation and can be fit for all kinds of ability of motorcycle type.

Disclosure of Invention

The present invention is directed to a multi-purpose vehicle adapter device to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional vehicle switching device comprises a track system, a reciprocating traveling trolley, a lifting platform, an axle distance switching mechanism and a floating mechanism, wherein the track system is provided with a track frame body, a motor, a first belt wheel seat, a second belt wheel seat and a synchronous belt; reciprocating pallet truck installs on rail system and can move along rail system's track support body length direction, and reciprocating pallet truck facial make-up is equipped with lift drive structure and guide rail, and wherein the guide rail is installed in reciprocating pallet truck's both sides end, and it has the elevating platform to have slided on the guide rail, and lift drive structure installs on reciprocating pallet truck's frame and is used for driving the elevating platform to rise and descend.

Preferably, the wheel base switching mechanism is installed on the elevating platform, and the wheel base switching mechanism comprises a switching motor, a switching ball screw and a telescopic fork assembly, wherein the switching motor and the switching ball screw are installed on the elevating platform, and the shaft end of the switching motor is connected with the switching ball screw.

Preferably, a screw nut is arranged on the switching ball screw, and the screw nut converts the rotary motion of the switching motor into linear motion through the ball screw.

Preferably, the telescopic fork assembly is installed on the wheel base switching mechanism and comprises a telescopic fork, a telescopic fork motor and a telescopic fork ball screw, wherein the telescopic fork motor and the telescopic fork ball screw are installed on the wheel base switching mechanism.

Preferably, the telescopic fork is provided with a lead screw nut, and the rotary motion of the telescopic fork motor is converted into the linear motion of the telescopic fork through a ball screw.

Preferably, the floating mechanism is installed on the wheel base switching mechanism and the telescopic fork, and comprises a linear bearing, an optical axis, a spring, a screw rod adjusting nut and a connecting rod. The lead screw adjusting nut is installed on the connecting rod, and the end part of the connecting rod, far away from the lead screw adjusting nut, is connected with the optical axis.

Preferably, the linear bearing is arranged on the wheel base switching mechanism, the optical shaft is arranged on the inner side of the linear bearing and slides in the linear bearing, and the optical shaft is sleeved with the spring.

Compared with the prior art, the invention has the beneficial effects that:

the multifunctional vehicle switching device solves the problem of switching the automobile from the air conveying equipment to the ground conveying equipment, can adapt to the automobile types (cars, SUVs and MPVs) with various wheelbases (2400-3300 mm), wheel bases (1500-2200 mm) and weights (maximum 3.5T), and can meet higher production rhythm.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the track system of the present invention;

FIG. 3 is a schematic structural view of the reciprocating follower trolley of the invention;

FIG. 4 is a schematic structural diagram of the wheel base switching mechanism according to the present invention;

fig. 5 is a schematic structural diagram of the floating mechanism of the present invention.

In the figure: 1. a rail system; 101. a rail frame body; 102. a motor; 103. a first pulley seat; 104. a second pulley seat; 2. a reciprocating follower trolley; 201. a lifting drive structure; 202. a guide rail; 3. a lifting platform; 4. a wheel base switching mechanism; 401. switching the motors; 402. switching the ball screw; 403. a telescopic fork; 404. a telescopic fork motor; 405. a ball screw of the telescopic fork; 5. a floating mechanism; 501. a linear bearing; 502. an optical axis; 503. a spring; 504. a lead screw adjusting nut; 505. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a multifunctional vehicle switching device comprises a track system 1, a reciprocating following trolley 2, a lifting platform 3, a wheel base switching mechanism 4 and a floating mechanism 5, wherein the track system is provided with a track frame body 101, a motor 102, a first pulley seat 103, a second pulley seat 104 and a synchronous belt, the motor 102 is fixed on the track frame body 101, the shaft end of the motor 102 is connected with the first pulley seat 103, and the second pulley seat 104 is arranged on one side of the track frame body 101 and is linked with the first pulley seat 103 through the synchronous belt; reciprocating pallet 2 installs on track system 1 and can move along track frame body 101 length direction of track system 1, and reciprocating pallet 2 facial make-up is equipped with lift drive structure 201 and guide rail 202, and wherein guide rail 202 is installed in reciprocating pallet 2's both sides end, and guide rail 202 upper sliding connection has elevating platform 3, and lift drive structure 201 is installed on reciprocating pallet 2's frame and is used for driving elevating platform 3 to rise and descend.

In this embodiment, the lifting driving structure 201 drives the small chain wheel to rotate by the lifting driving motor, and transmits the rotation to the large chain wheel by the chain, the large chain wheel is connected with the driven shaft by the expansion sleeve, the driven shaft is provided with the cam rotating arm, and finally the rotation of the motor is converted into the rotation of the rotating arm, so that the lifting platform can ascend and descend.

In this embodiment, the wheel base switching mechanism 4 is mounted on the lifting platform 3, the wheel base switching mechanism 4 includes a switching motor 401, a switching ball screw 402 and a telescopic fork assembly, the switching motor 401 and the switching ball screw 402 are mounted on the lifting platform 3, and the switching motor 401 is connected to the switching ball screw 402 at the shaft end.

In the present embodiment, the switching ball screw 402 is provided with a screw nut that converts the rotational motion of the switching motor 401 into linear motion by the ball screw.

In this embodiment, the telescopic fork assembly is mounted on the wheel base switching mechanism 4, and the telescopic fork assembly includes a telescopic fork 403, a telescopic fork motor 404 and a telescopic fork ball screw 405, wherein the telescopic fork motor 404 and the telescopic fork ball screw 405 are mounted on the wheel base switching mechanism 4.

In this embodiment, a lead screw nut is attached to the telescopic fork 403, and the rotational motion of the telescopic fork motor 404 is converted into the linear motion of the telescopic fork 403 by the telescopic fork ball screw 405.

In the present embodiment, the floating mechanism 5 is installed on the wheel base switching mechanism 4 and the telescopic fork assembly, and the floating mechanism 5 includes a linear bearing 501, an optical axis 502, a spring 503, a screw adjusting nut 504, and a connecting rod 505.

In this embodiment, the screw adjusting nut 504 is mounted on the connecting rod 505, and an end of the connecting rod 505 away from the screw adjusting nut 504 is connected to the optical axis 502.

In this embodiment, the linear bearing 501 is mounted on the wheel base switching mechanism 4, the optical axis 502 is disposed inside the linear bearing 501 and slides in the linear bearing 501, and the spring 503 is sleeved on the optical axis 502.

In this embodiment, the wheel base switching mechanism 4 and the lead screw are not rigidly connected, but power is transmitted by compressing the spring 503, and when the wheel position is deviated from the center of the wheel base switching mechanism, the floating mechanism left and right springs 503 can have a certain amount of compression, so that the wheel base switching mechanism 4 can be automatically centered with the wheel.

In this embodiment, the reciprocating trolley 2 runs on the rail, when receiving the trolley, the trolley keeps running at the same speed as the aerial conveying system, the lifting driving structure 201 rises to the highest, and the telescopic fork assembly extends out. The air conveying system lowers the automobile, the four wheels fall on the telescopic forks 403, the air conveying system continues to descend to the lowest position of the channel, the positioning pins on the holding tool are separated from the automobile body, the holding tool is opened, and the air conveying system is separated from the transfer station in an accelerating mode. The lift drive 201 is then lowered to place the vehicle on the floor chain conveyor system, the telescopic forks 403 are disengaged from the wheels, the telescopic forks 403 are then retracted, and the vehicle returns to the home position for the next vehicle.

Because the stress point is outside the track, the reciprocating trolley 2 has the danger of overturning, the track with the C-shaped section is adopted in the embodiment, X, Y running wheels capable of rotating are matched, the four running wheels can meet the running and guiding anti-deviation functions, and the structure is simplified compared with the traditional old running wheels and guide wheels.

And the running mechanism of the track system 1 is driven by a motor-synchronous belt, so that the track system is simple in structure, flexible to mount and flexible to a certain extent, and can compensate errors in machining and mounting of the track.

The wheel base switching mechanism adopts a motor-ball screw mode, and has the advantages of stable operation, high speed and extremely high positioning precision.

The telescopic fork assembly adopts a motor-ball screw mode, and has the advantages of stable operation, high speed and high positioning precision.

The floating device (floating mechanism 5) is mounted on the ball screw. Because the air conveying system must be avoided rocking all around in the lift process, rock and probably lead to the car to take place the skew when falling on switching device, even the wheel can not fall the flexible fork 403 in the emergence vehicle accident that drops, floating installation can automatic compensation this kind of all around deviation.

It is worth noting that: whole equipment is connected with the power and controls the button always, and it realizes controlling it through controlling the button always, because the equipment that control button matches is equipment commonly used, belongs to current mature technology, no longer gives unnecessary details its electric connection relation and concrete circuit structure here.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.