CN212998298U - Movable tennis ball serving machine - Google Patents

The utility model discloses a movable tennis ball serving machine, which comprises a bracket, a ball feeding mechanism, a moving mechanism and a controller, wherein the bracket comprises a fixed frame, a movable frame, a guide rail, a ball serving mechanism and an adjusting support rod, the ball feeding mechanism is fixed at one end of the fixed frame, the other end of the fixed frame is rotationally connected with the movable frame, one end of the guide rail and the ball serving mechanism are respectively fixed on the movable frame, one end of the adjusting support rod is rotationally connected with the movable frame, the other end of the adjusting support rod is provided with a first adjusting bolt body, and the first adjusting bolt body is fixed on the fixed frame; the bottom of the fixed frame is arranged at the top of the moving mechanism, the moving mechanism comprises universal wheels, two driving mechanisms and a storage battery, and the universal wheels are close to the movable frame; the controller is fixed on the fixing frame, and the ball serving mechanism, the driving mechanism and the storage battery are all connected with the controller. The utility model provides a movable tennis ball serving machine, which can meet the requirement of the user for multi-direction ball receiving training; and the ball serving angle can be adjusted to meet the requirements of special high and low ball training.

Technical Field

The utility model relates to a service robot technical field especially relates to a portable tennis service robot.

Background

Along with the continuous improvement of the life quality of people, people pay more and more attention to body building and exercise, and the body quality and the mental state of people can be improved by keeping good exercise habits, so that the comprehensive development of the moral intelligence and the graceful work is achieved. From only running, football, basketball and table tennis to the current tennis, badminton and volleyball, the interests and hobbies of the public are widely developed.

At present, tennis is more and more popular with the masses, and the tennis can be effectively exercised after a certain learning basis is needed. Therefore, a tennis ball serving machine is needed for training a learning user, but most of the tennis ball serving machines are fixed, only can emit balls in a single direction, and cannot provide multi-directional training balls for the user; and the traditional service robot has basically the same service direction, and can not meet the requirements of users on special training of high and low balls. Therefore, the tennis ball serving machine capable of meeting diversified requirements of users is continuously provided in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a movable tennis serving machine which can meet the requirement of the user for multi-direction ball receiving training; and the ball serving angle can be adjusted to meet the requirements of special high and low ball training.

The utility model discloses a technical scheme that portable tennis service robot adopted is:

a movable tennis ball serving machine comprises a support, a ball feeding mechanism, a moving mechanism and a controller, wherein the support comprises a fixed frame, a movable frame, a guide rail, two ball serving mechanisms and an adjusting support rod, the ball feeding mechanism is fixed at one end of the fixed frame, the other end of the fixed frame is rotatably connected with the movable frame, one end of the guide rail and the two ball serving mechanisms are respectively fixed on the movable frame, the two ball serving mechanisms are respectively arranged above and below the guide rail, the other end of the guide rail is arranged below the ball feeding mechanism, one end of the adjusting support rod is rotatably connected with the movable frame, the other end of the adjusting support rod is provided with a first adjusting bolt body, and the first adjusting bolt body is fixed on the fixed frame; the bottom of the fixed frame is arranged at the top of the moving mechanism, the moving mechanism comprises a universal wheel, two driving mechanisms and a storage battery, the universal wheel is close to the movable frame, and the universal wheel and the two driving mechanisms are in an equilateral triangle; the controller is fixed on the fixing frame, and the ball serving mechanism, the driving mechanism and the storage battery are all connected with the controller.

Preferably, the service mechanism comprises two fixed clamping pieces, a service wheel and a service motor, the two fixed clamping pieces are fixed on two opposite side walls of the movable frame, the service wheel is clamped at the tail ends of the two fixed clamping pieces, the service motor is fixed on the outer side of one fixed clamping piece, a main shaft of the service motor penetrates through the side walls of the fixed clamping pieces and a central shaft of the service wheel, and the service motor is electrically connected with the controller.

Preferably, the pitching mechanism arranged above the guide rail further comprises a second adjusting bolt body, and the second adjusting bolt body penetrates through the fixed clamping piece and is fixed on the side wall of the movable frame.

Preferably, the driving mechanism comprises a driving wheel, a gear shaft and a driving motor, the gear shaft penetrates through a middle shaft of the driving wheel, an output shaft of the driving motor is provided with a threaded driving rod, and the threaded driving rod is meshed with a gear part of the gear shaft.

Preferably, the controller is an STM32 series single chip.

As the preferred scheme, the fixing frame is provided with two supporting rods, fixing grooves are formed in two sides of the ball supply mechanism, and the supporting rods are inserted into the fixing grooves to be fixed.

As a preferred scheme, the ball feeding mechanism further comprises a ball bin, a ball stirring disc, a fixed seat and a stirring motor, wherein a ball feeding hole is formed in the bottom of the ball bin and is arranged above the guide rail, the ball stirring disc is arranged at the bottom of the ball bin and is provided with a plurality of accommodating holes, the accommodating holes rotate to sequentially correspond to the ball feeding hole, the fixed seat is arranged in the middle of the outer part of the ball bin, the stirring motor is fixed on the fixed seat, an output shaft of the stirring motor is fixedly connected with a center shaft of the ball stirring disc, and the stirring motor is electrically connected with the controller.

The utility model discloses a portable tennis service robot's beneficial effect is: the support comprises a fixed frame, a movable frame, a guide rail, two ball serving mechanisms and an adjusting support rod, wherein the ball serving mechanism is fixed at one end of the fixed frame, the other end of the fixed frame is rotatably connected with the movable frame, one end of the guide rail and the two ball serving mechanisms are respectively fixed on the movable frame, the two ball serving mechanisms are respectively arranged above and below the guide rail, the other end of the guide rail is arranged below the ball serving mechanism, and tennis balls are driven to be shot by the upper ball serving mechanism and the lower ball serving mechanism in a rotating mode from two directions. One end of the adjusting supporting rod is rotatably connected with the movable frame, the other end of the adjusting supporting rod is provided with a first adjusting bolt body, and the first adjusting bolt body is fixed on the fixed frame. When the angle needs to be adjusted, the first adjusting bolt body is rotated to release the fixed relation of top contact with the fixed frame; and then the movable frame is rotated to the designated position, and the first adjusting bolt body is rotated again to be in top contact with the side wall of the fixed frame for fixing. So as to realize the adjustment of the ball serving angle and meet the special training of high and low balls. The fixed frame bottom is installed in the moving mechanism top, and moving mechanism includes universal wheel, two actuating mechanism and battery, and the universal wheel is close to the adjustable shelf. The controller is fixed on the fixing frame, and the ball serving mechanism, the driving mechanism and the storage battery are all connected with the controller. The controller drives the two driving mechanisms to do differential motion so as to realize multidirectional rotation and meet the requirement of multidirectional ball catching training of a user; the universal wheel and the two driving mechanisms are in an equilateral triangle shape so as to ensure the integral stable movement.

Drawings

Fig. 1 is a schematic structural view of the mobile tennis pitching machine of the present invention.

Fig. 2 is a side view of the structure of the movable tennis ball serving machine of the present invention.

Fig. 3 is a schematic structural view of the moving mechanism of the movable tennis pitching machine of the present invention.

Fig. 4 is a schematic structural view of the driving mechanism of the mobile tennis pitching machine of the present invention.

Fig. 5 is a schematic structural view of the moving mechanism of the mobile tennis pitching machine of the present invention.

Fig. 6 is a schematic structural view of the ball feeding mechanism of the mobile tennis serving machine of the present invention.

Fig. 7 is a sectional view of the ball feeding mechanism of the mobile tennis serving machine of the present invention.

Fig. 8 is a schematic view of the connection structure of the ball stirring disc of the mobile tennis serving machine of the present invention.

Detailed Description

The invention will be further elucidated and described with reference to the following embodiments and drawings in which:

Finally, the cover body can be customized according to the requirement of a customer to be packaged in a targeted mode as a whole.

The utility model provides a portable tennis service robot, support include mount, adjustable shelf, guide rail, two service robot constructs and adjusting support rod, are fixed in mount one end for ball mechanism, and the mount other end rotates with the adjustable shelf to be connected, and on guide rail one end and two service robot constructs being fixed in the adjustable shelf respectively, the top and the below of guide rail were arranged respectively in to two service robot, and the guide rail other end is arranged in and is constructed the below for ball, constructs from two direction rotation drive tennis transmission through two service robot from top to bottom. One end of the adjusting supporting rod is rotatably connected with the movable frame, the other end of the adjusting supporting rod is provided with a first adjusting bolt body, and the first adjusting bolt body is fixed on the fixed frame. When the angle needs to be adjusted, the first adjusting bolt body is rotated to release the fixed relation of top contact with the fixed frame; and then the movable frame is rotated to the designated position, and the first adjusting bolt body is rotated again to be in top contact with the side wall of the fixed frame for fixing. So as to realize the adjustment of the ball serving angle and meet the special training of high and low balls. The fixed frame bottom is installed in the moving mechanism top, and moving mechanism includes universal wheel, two actuating mechanism and battery, and the universal wheel is close to the adjustable shelf. The controller is fixed on the fixing frame, and the ball serving mechanism, the driving mechanism and the storage battery are all connected with the controller. The controller drives the two driving mechanisms to do differential motion so as to realize multidirectional rotation and meet the requirement of multidirectional ball catching training of a user; the universal wheel and the two driving mechanisms are in an equilateral triangle shape so as to ensure the integral stable movement.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.