CN219044797U - Driving with single motor and double-acting synchronous driving - Google Patents

Abstract

The utility model discloses a travelling crane adopting single motor double-acting synchronous driving, which comprises a travelling crane girder and two rails, wherein the travelling crane girder is respectively connected with the two rails through brackets at two ends, and a synchronous transmission structure is arranged on the travelling crane girder; the synchronous transmission structure comprises a driving structure and a transmission structure, wherein the driving structure and the transmission structure are both installed on one side of the travelling crane girder, and the driving structure is installed at one end of the travelling crane girder. Through the mode, the travelling crane adopting the single motor and double-acting synchronous driving is provided by the utility model, and the synchronous mechanism adopts the synchronous transmission structure, so that synchronous movement of two ends of the travelling crane girder can be realized by adopting the single motor, and the problems of poor synchronous performance, high noise and high energy consumption when the double motors are used are solved.

Description

A kind of traveling crane adopting single-motor double-motion synchronous drive

technical field

The utility model belongs to the field of hoisting equipment, in particular to a crane driven by a single motor and double motion synchronously.

Background technique

The crane is a kind of equipment used for lifting and transportation. It is widely used in the field of modern storage. The main beam of the crane moves back and forth on the track to transport items from one end to the other.

The existing driving main girder is driven by dual motors when moving, and the two motors are respectively installed at both ends of the driving main girder. Due to the use of dual motors, there is a difference in the speed between the motor and the motor, resulting in poor synchronization performance. There are also the problems of high noise and large energy loss during work.

Utility model content

The main technical problem to be solved by the utility model is to provide a double-motion synchronously driven crane which can use a single motor to move both ends of the main beam of the crane synchronously.

In order to solve the above-mentioned technical problems, a technical solution adopted by the utility model is: a traveling carriage adopting a single-motor double-action synchronous drive, including a traveling main beam and two rails, and the traveling main beam is respectively connected to the two rails through brackets at both ends. The rails are connected, and a synchronous transmission structure is installed on the main beam of the traveling vehicle;

The synchronous transmission structure includes a driving structure and a transmission structure, both of the driving structure and the transmission structure are installed on one side of the main driving beam, and the driving structure is installed at one end of the main driving beam.

In a preferred embodiment of the present invention, the driving structure includes a motor, load-bearing wheels and driving gears, the motor is installed on one side of the main beam of the vehicle through a fixing plate, and the load-bearing wheels are symmetrically installed on the In the bracket, it cooperates with the slide bar on the top of the track. The driving gear is installed on the inside of the two inner plates of the bracket. The driving gear is matched with the rack on the top of the track and is located on A driven gear coaxial with the drive gear is installed outside the inner plate on the motor side.

In a preferred embodiment of the present invention, the transmission structure includes a transmission shaft and several fixed brackets, and several of the fixed brackets are installed on the side of the main beam of the vehicle. The brackets at both ends of the main beam of the trolley are connected, and the transmission shaft runs through the motor.

In a preferred embodiment of the present utility model, driving gears are respectively installed on both sides of the transmission shaft, and the driving gears are respectively connected to the driven gears on both sides through chains.

In a preferred embodiment of the present invention, the chain is also connected with an adjustment gear, and the adjustment gear is installed on the outside of the inner plate through a mounting plate.

In a preferred embodiment of the present invention, after the main carriage beam is installed on the track, both the outer plate and the inner plate of the bracket are lower than the upper surface of the track.

The beneficial effects of the utility model are: the utility model adopts a single-motor double-motion synchronously driven crane. Issues of poor synchronization performance, high noise, and high energy loss.

Description of drawings

Fig. 1 is a perspective view of a crane that adopts single-motor double-motion synchronous drive.

Fig. 2 is a partially enlarged view at an angle of a driving bracket adopting single-motor double-motion synchronous drive.

Fig. 3 is a partially enlarged view from another angle of a driving bracket adopting single-motor double-motion synchronous drive.

The marks of each part in the accompanying drawings are as follows: 1. Main beam of the vehicle; 2. Track; 3. Support; 4. Motor; 5. Bearing wheel; Moving gear; 10, transmission shaft; 11, fixed bracket; 12, outer plate; 13, inner plate.

Detailed ways

The preferred embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and characteristics of the utility model can be more easily understood by those skilled in the art, so that the protection scope of the utility model can be defined more clearly .

Please refer to Fig. 1 to Fig. 3, the utility model embodiment comprises:

A crane driven synchronously by a single motor, comprising a main beam 1 and two rails 2, the main beam 1 is connected to the two rails 2 through brackets 3 at both ends, the main beam 1 is Installed with a synchronous transmission structure, a single motor can be used to move both ends of the main beam 1 synchronously, which solves the problems of poor synchronization performance, high noise and large energy loss when using dual motors.

The synchronous transmission structure includes a driving structure and a transmission structure. Both the driving structure and the transmission structure are installed on one side of the main driving beam 1 , and the driving structure is installed at one end of the main driving beam 1 .

The drive structure includes a motor 4, a load-bearing wheel 5 and a drive gear 6, the motor 4 is installed on one side of the main beam 1 through a fixed plate, and the motor 4 drives the transmission shaft 10 to rotate, so that all The two ends of the main beam 1 of the trolley can move synchronously, so as to achieve the purpose of driving the two ends of the main beam 1 of the trolley to move synchronously.

The load-bearing wheels 5 are symmetrically installed in the bracket 3, and cooperate with the slide bars on the top of the track 2. The load-bearing wheels 5 are used to support the main beam 1 of the vehicle. The groove on the surface of the load-bearing wheel 5 cooperates with the slide bar, so that the main beam 1 of the vehicle can run more smoothly.

The driving gear 6 is installed on the inner sides of the two inner plates 13 of the support 3, and the driving gear 6 cooperates with the rack on the inner top of the track 2 to limit the position from the inner top of the track 2 to avoid the The main beam 1 of the traveling vehicle is separated from the track 2 .

A driven gear 9 coaxial with the driving gear 6 is installed on the outside of the inner plate 13 on the side of the motor 4, and the driven gear 9 is driven by the driving gear 7 to rotate, so that the driving gear 6 Sliding on the rack, so as to realize the back and forth movement of the main beam 1 of the vehicle.

The transmission structure includes a transmission shaft 10 and a plurality of fixed brackets 113, and the plurality of fixed brackets 113 are installed on the side of the main beam 1 of the vehicle. The brackets 3 at both ends are connected, and the fixed bracket 113 is connected with the transmission shaft 10 through a bearing, so that the transmission shaft 10 can rotate more smoothly.

The transmission shaft 10 runs through the motor 4 , and the transmission shaft 10 is driven to rotate by the motor 4 .

Both sides of the transmission shaft 10 are respectively equipped with driving gears 7, the driving gears 7 are respectively connected with the driven gears 9 on both sides through a chain, and the transmission shaft 10 is driven by the motor 4 to rotate, and then The driving gear 7 rotates, and drives the driven gear 9 to rotate through the chain, so that the driving gear 6 on the back of the driven gear 9 rotates on the rack, so that the driving main beam 1 Move back and forth.

Described chain is also connected with adjusting gear 8, and described adjusting gear 8 is installed on the outside of described inner plate 13 by mounting plate, and described adjusting gear 8 is used for adjusting the tightness of described chain, prevents from causing disconnected during use.

After the main beam 1 is installed on the track 2, the outer plate 12 and the inner plate 13 of the bracket 3 are lower than the upper surface of the track 2, and the outer plate 12 and the inner plate 13 Cooperating with each other, it functions as a baffle to prevent the main beam 1 from detaching from the track 2 .

Different from the prior art, the utility model adopts a single-motor double-motion synchronously driven crane. The synchronous mechanism adopts a synchronous transmission structure, which can use a single motor to move both ends of the main beam of the crane synchronously, which solves the problem of synchronous performance when using double motors. poor quality, high noise and large energy loss.

In the description of the present utility model, it should be noted that the parts are general standard parts or parts known to those skilled in the art, and its structure and principle are known to those skilled in the art through technical manuals or through conventional test methods. , the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer" and so on are based on the orientation or positional relationship shown in the drawings, or the utility model product The orientation or positional relationship that is customarily placed in use is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot It should be understood as a limitation of the present utility model.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process conversion made by using the utility model specification and accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (6)

1. A crane that adopts a single-motor double-action synchronous drive, comprising a crane main beam and two rails, the crane main beam is connected to the two rails respectively through brackets at both ends, it is characterized in that: on the crane main beam A synchronous transmission structure is installed; The synchronous transmission structure includes a driving structure and a transmission structure, both of the driving structure and the transmission structure are installed on one side of the main driving beam, and the driving structure is installed at one end of the main driving beam. 2. According to claim 1, a single-motor double-action synchronously driven driving vehicle is characterized in that: the driving structure includes a motor, load-bearing wheels and driving gears, and the motor is installed on the main driving vehicle through a fixing plate. On one side of the beam, the load-bearing wheels are symmetrically installed in the bracket, and cooperate with the slide bar at the top of the track, and the driving gear is installed on the inner sides of the two inner plates of the bracket, and the driving gear and The rack on the inner top of the track cooperates, and a driven gear coaxial with the driving gear is installed on the outer side of the inner plate on the side of the motor. 3. A crane that adopts single-motor double-action synchronous drive according to claim 2, characterized in that: the transmission structure includes a transmission shaft and several fixed brackets, and several fixed brackets are installed on the side of the main beam of the crane The transmission shaft passes through several fixed brackets and then is connected to the brackets at both ends of the main beam of the vehicle, and the transmission shaft passes through the motor. 4. According to claim 3, a single-motor dual-motion synchronously driven driving vehicle is characterized in that: drive gears are respectively installed on both sides of the transmission shaft, and the drive gears are respectively connected to the driven gears on both sides. The gears are connected by a chain. 5 . The crane with double-motion synchronous drive by a single motor according to claim 4 , wherein the chain is also connected with an adjustment gear, and the adjustment gear is installed on the outside of the inner plate through a mounting plate. 6 . 6. A crane with single-motor double-action synchronous drive according to claim 2, characterized in that: after the main beam of the crane is installed on the track, the outer plate and the inner plate of the bracket are both below the upper surface of the track.

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