Lifting switching device of charging tray

Abstract

The utility model relates to the technical field of automobile part processing equipment, and discloses a material tray lifting switching device which comprises a bottom table, a plurality of sliding assemblies, a movable frame and a servo motor, the sliding assemblies are arranged on the bottom table in parallel, a top plate is arranged on the sliding assemblies, the movable frame is movably arranged on the sliding assemblies, and the servo motor is arranged on the movable frame. The servo motor is arranged on the top plate, the servo motor is used for driving the movable frame to ascend and descend and can accurately detect the torque generated when the movable frame is blocked in the material tray moving process, the sliding assemblies are arranged on the bottom table, the movable frame is movably arranged on the sliding assemblies, and therefore the torque generated when the movable frame is blocked in the material tray moving process can be accurately detected. And the moving frame can be kept stable when moving up and down.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile parts processing equipment, especially relates to a lifting switching device of tray. BACKGROUND

[0002] In the processing flow of the automobile shock absorber connecting rod piston, the orderly placement and efficient transfer of the processed piston are the key link to guarantee the production efficiency and quality. At present, in the piston processing production line, the tray is usually used to collect and transfer the processed piston. In order to realize the automatic supply of the tray, the tray is placed on the special lifting device.

[0003] The existing lifting device adopts the hydraulic cylinder, chain lifting and other ways to lift. However, the chain lifting mode is set on one side, which will cause the lifting frame to be unstable in up-down lifting. And when using the lifting equipment such as hydraulic cylinder, if the tray is stuck in the pushing path during the pushing process, the torque cannot be accurately detected. UTILITY MODEL CONTENTS

[0004] The present application provides a lifting switching device of tray to solve the problems of the existing lifting device in lifting stability and torque detection.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A lifting switching device of tray, comprising a bottom table, a sliding assembly, a moving frame and a servo motor, the sliding assembly is provided with a plurality of and is arranged on the bottom table, the top plate is arranged on the plurality of sliding assemblies, the moving frame is movably arranged on the plurality of sliding assemblies, the servo motor is arranged on the top plate, the servo motor is used to drive the moving frame to lift and can accurately detect the torque generated when the moving frame meets the obstruction in the process of moving the tray, the setting of the servo motor can accurately drive the moving frame to lift, and it can accurately detect the torque generated when the moving frame meets the obstruction in the process of moving the tray, which helps to find the fault on the tray pushing path in time, prevents the equipment damage or production interruption caused by the tray sticking and other problems, and guarantees the continuity of production and the safety of equipment.

[0007] Preferably, the sliding assembly comprises a sliding part and a guide part, the sliding part is movably arranged on the guide part, and the sliding part is installed on the moving frame, so that the moving frame can move stably along the guide part when lifting, and the stability and accuracy of the moving frame lifting are further enhanced by arranging the sliding assembly around the moving frame.

[0008] Preferably, the lifting member further comprises a transmission member, a bearing seat and a ball screw, a ball nut is sleeved on the ball screw, the ball nut is arranged in the bearing seat, the bearing seat is mounted on the top plate, the servo motor is in transmission connection with the ball nut through a transmission shaft, the transmission member is composed of a belt pulley one, a belt pulley two and a transmission belt when in use, the transmission belt is sleeved on the belt pulley one and the belt pulley two, the belt pulley one and the belt pulley two are arranged on the output shaft of the servo motor and the ball nut respectively, the output shaft of the servo motor rotates to drive the belt pulley one to rotate, thereby driving the transmission belt to run, the transmission belt drives the belt pulley two to rotate to drive the ball nut to rotate to drive the ball screw to move up and down, the ball screw transmission has the characteristics of high precision, high efficiency and low friction, and can make the lifting operation of the moving frame more stable and accurate, and reduce energy loss and mechanical wear.

[0009] Preferably, the ball screw is provided with a limiting block for limiting movement, and the lower end of the ball screw is connected with the moving frame.

[0010] Preferably, the top plate is provided with a protective cover and a dust cover rod, the protective cover covers the transmission member and the servo motor to prevent dust, and the dust cover rod is installed on the protective cover to cover the ball screw, and the protective cover and the dust cover rod arranged on the top plate can effectively protect the transmission member and the ball screw from being polluted by dust, oil stains and other impurities.

[0011] Preferably, the moving frame is provided with a plurality of placement plates for placing the trays.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] By arranging a plurality of sliding assemblies on the base and movably arranging the moving frame on the sliding assemblies, the moving frame can be kept stable when moving up and down.

[0014] The servo motor is used to drive the moving frame to move up and down, when the tray is blocked during pushing, the torque change of the moving frame can be accurately detected by the servo motor, so that the user can know that there is an object blocking the pushing path of the tray, and the problem that the existing hydraulic cylinder and other lifting devices cannot accurately detect the torque is solved.

[0015] The protective cover and the dust cover rod arranged on the top plate can respectively prevent dust from entering the transmission member, the servo motor and the ball screw, prolong the service life of the equipment and ensure the normal operation of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can be obtained from these drawings without creative labor.

[0017] Figure 1 It is a schematic view of the overall structure of the present application.

[0018] Figure 2 It is a structure view of the dust cover and the lifting piece of the present application.

[0019] Figure 3 It is a structure view of the present application. Figure 2 It is an enlarged view of A in the middle.

[0020] Figure 4 It is a cooperation view of the ball screw and the ball nut of the present application.

[0021] Figure 5 It is a structure view of the transmission piece of the present application.

[0022] Figure number explanation: 1, base table; 2, sliding assembly; 21, sliding part; 22, guide part; 3, moving frame; 31, placing plate; 4, top plate; 41, protective cover; 42, dust cover rod; 5, servo motor; 6, lifting piece; 61, transmission piece; 611, pulley one; 612, transmission belt; 613, pulley two; 62, bearing seat; 63, ball screw; 64, ball nut; 65, limiting block. DETAILED DESCRIPTION

[0023] The present application will be further described in detail below with reference to the drawings.

[0024] The following description is used to disclose the present application so that those skilled in the art can implement the present application. The preferred embodiments in the following description are only used as examples, and those skilled in the art can think of other obvious modifications. The basic principles defined in the following description can be used in other embodiments, modifications, improvements, equivalent schemes and other technical schemes without departing from the spirit and scope of the present application.

[0025] Those skilled in the art should understand that in the disclosure of the utility model, the terms "longitudinal", "transverse", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or position based on the orientation or position shown in the drawings, which is only for the convenience of the simplified description of the utility model, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore the above terms cannot be understood as a limitation on the utility model.

[0026] It can be understood that the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of one element can be one, and in another embodiment, the number of the element can be multiple, and the term "one" cannot be understood as a limitation on the number. Embodiments

[0027] Please refer to Figures 1-5 A lifting switching device of a tray, comprising a bottom table 1, a sliding assembly 2, a moving frame 3 and a servo motor 5, the sliding assembly 2 is provided with a plurality of and is arranged on the bottom table 1, the plurality of sliding assemblies 2 is provided with a top plate 4, the moving frame 3 is movably arranged on the plurality of sliding assemblies 2, the servo motor 5 is arranged on the top plate 4, the servo motor 5 is used to drive the moving frame 3 to lift and can accurately detect the torque generated when the moving frame 3 encounters an obstruction in the process of moving the tray, the setting of the servo motor 5 can accurately drive the moving frame 3 to lift, and it can accurately detect the torque generated when the moving frame 3 encounters an obstruction in the process of moving the tray, which helps to discover the fault on the tray pushing path in time, prevents the equipment damage or production interruption caused by the problems such as tray jam, and guarantees the continuity of production and the safety of equipment.

[0028] The sliding assembly 2 comprises a sliding part 21 and a guide part 22, the sliding part 21 is movably arranged on the guide part 22, and the sliding part 21 is installed on the moving frame 3, so that the moving frame can stably move along the guide part 22 when lifting, and the sliding assembly 2 is further arranged around the moving frame 3, which can further enhance the stability and accuracy of the lifting of the moving frame 3.

[0029] Further comprising a lifting member 6, the lifting member 6 comprises a transmission member 61, a bearing seat 62 and a ball screw 63, the ball screw 63 is sleeved with a ball nut 64, the ball nut 64 is arranged in the bearing seat 62, the bearing seat 62 is installed on the top plate 4, the servo motor 5 is in transmission connection with the ball nut 64 through a transmission shaft, the transmission member 61 is composed of a belt pulley one 611, a belt pulley two 613 and a transmission belt 612 when in use, the transmission belt 612 is sleeved on the belt pulley one 611 and the belt pulley two 613, the belt pulley one 611 and the belt pulley two 613 are arranged on the output shaft of the servo motor 5 and the ball nut 64 respectively, the output shaft of the servo motor 5 rotates to drive the belt pulley one 611 to rotate, in turn drives the transmission belt 612 to run, the transmission belt 612 drives the belt pulley two 613 to rotate in turn to drive the ball nut 64 to rotate to drive the ball screw 63 to move up and down, the ball screw 63 transmission has the characteristics of high precision, high efficiency and low friction, can make the lifting operation of the moving frame 3 more stable and accurate, reduces energy loss and mechanical wear.

[0030] The ball screw 63 is provided with a limiting block 65 for limiting movement, the lower end of the ball screw 63 is connected with the moving frame 3, the limiting block 65 arranged on the ball screw 63 can limit the movement range of the ball screw 63, preventing the ball screw 63 from exceeding the normal working range during lifting.

[0031] The top plate 4 is provided with a protective cover 41 and a dust cover rod 42, the protective cover 41 covers the transmission member 61 and the servo motor 5 for dust protection, the dust cover rod 42 is installed on the protective cover 41 to cover the ball screw 63, the protective cover 41 and the dust cover rod 42 arranged on the top plate 4 can effectively protect the transmission member 61 and the ball screw 63 from being polluted by dust, oil stains and other impurities.

[0032] The moving frame 3 is provided with a plurality of placing plates 31 for placing trays, a plurality of placing trays are placed on the placing plates 31 of the moving frame 3, when a tray is pushed away and the next tray needs to be placed or the tray needs to be lifted, the servo motor 5 is started, the servo motor 5 drives the ball nut 64 to rotate through the transmission member 61, since the ball nut 64 is sleeved on the ball screw 63 and cooperates with it, the ball screw 63 will move up and down under the driving of the ball nut 64, in turn drives the moving frame 3 to move up and down, thereby realizing the lifting operation of the tray;

[0033] During the tray pushing process, if there is an obstacle on the tray pushing path, the moving frame 3 will be subjected to a large resistance to generate a large torque, at this time the servo motor 5 can accurately detect the torque change and feed back the detected torque to the control device, the control device can send a signal to the user through a buzzer or a prompt lamp to prompt that there is an article blocking the tray pushing path, so as to facilitate timely processing of the fault.

[0034] It will be understood by those skilled in the art that the embodiments of the present application described above and shown in the drawings are merely for example and do not limit the present application. The purpose of the present application has been fully and effectively achieved. The function and structural principle of the present application have been demonstrated and described in the embodiments, and the embodiments of the present application can have any deformation or modification without departing from the principle.

Claims

1. A switching device for elevating a tray, characterized by, Including the base (1); Sliding assembly (2), provided with a plurality of and set in the base (1), the plurality of sliding assembly (2) is provided with the top plate (4); Moving frame (3), movably provided on the plurality of sliding assembly (2); Servo motor (5), provided on the top plate (4), the servo motor (5) is used for driving the moving frame (3) to lift and can accurately detect the torque generated when the moving frame (3) encounters resistance in the process of moving the tray.

2. The tray lifting switching device according to claim 1, characterized by: The sliding assembly (2) comprises a sliding component (21) and a guide component (22), the sliding component (21) is movably provided on the guide component (22).

3. The tray lifting switching device according to claim 2, characterized by: Also includes lifting piece (6), the lifting piece (6) comprises transmission part (61), bearing seat (62) and ball screw (63), the ball screw (63) is sleeved with ball nut (64), the ball nut (64) is arranged in bearing seat (62), the bearing seat (62) is installed on the top plate (4), the servo motor (5) is driven connection through transmission shaft and ball nut (64).

4. The tray lifting switching device according to claim 3, characterized in that: The ball screw (63) is provided with a limit block (65) for limiting movement, and the lower end of the ball screw (63) is connected with the moving frame (3).

5. The tray lifting switching device according to claim 4, characterized in that: The top plate (4) is provided with a protective cover (41) and a dust cover rod (42), the protective cover (41) covers the transmission part (61) and the servo motor (5) to prevent dust, and the dust cover rod (42) is installed on the protective cover (41) to cover the ball screw (63).

6. The tray lifting switching device according to claim 5, wherein: The moving frame (3) is provided with a plurality of placing plates (31) for placing the tray.

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