CN216005058U

CN216005058U - Lifting and hoisting device

Info

Publication number: CN216005058U
Application number: CN202121800397.4U
Authority: CN
Inventors: 赵冬; 周少杰; 周乐
Original assignee: Dalian Hua Hua Machinery Model Co ltd
Current assignee: Dalian Hua Hua Machinery Model Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-03-11
Anticipated expiration: 2031-08-04

Abstract

Lifting and handling device, including main body frame, driving motor, screw rod, bottom plate, lift platform, the main body frame lower part is equipped with the crossbearer, and the driving motor axial sets up top on main body frame perpendicularly, and the bottom plate sets firmly on main body frame's crossbearer, the last screw hole that is equipped with screw rod matched with of lift platform, screw rod pass the screw hole on the lift platform, go up the top and be connected with the driving motor pivot, and the bottom is connected with the bottom plate down. The lifting device is novel in structure and easy to operate, can realize the stable lifting, hoisting and conveying functions of the tray, completely replaces manual operation, and improves the working efficiency.

Description

Lifting and hoisting device

Technical Field

The utility model relates to a machining makes technical field, in particular to lift overhead hoist.

Background

In the machining process of the workpiece, the workpiece is fixed on the special tray, then the tray is lifted to the conveying device by the lifting machine, the tray for containing the workpiece is lifted by the traditional lifting machine through the lifting hook and the chain mechanism, the tray needs to be hung and placed on the lifting hook manually, the stability of the whole lifting process is poor, the technical problem that the workpiece on the tray falls off easily occurs, and the whole lifting work efficiency is slow.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a lifting and hoisting device, which can be matched with a tray conveying device to realize an automatic tray storage function and improve the working efficiency, and the specific scheme is as follows:

lifting and handling device, including main body frame, driving motor, screw rod, bottom plate, lift platform, the main body frame lower part is equipped with the crossbearer, and the driving motor axial sets up top on main body frame perpendicularly, and the bottom plate sets firmly on main body frame's crossbearer, is equipped with on the lift platform with screw rod matched with screw hole, screw rod pass the screw hole on the lift platform, top and driving motor pivot are connected on the screw rod, the bottom is connected with the bottom plate under the screw rod.

Preferably, the lifting platform comprises a transverse plate, two first upright columns and two rib plates, the threaded holes matched with the screws are formed in the first upright columns, the two first upright columns are fixedly arranged on two sides of the transverse plate through the rib plates respectively, the two corresponding driving motors and the two corresponding screws are arranged, and the screws penetrate through the threaded holes of the first upright columns of the lifting platform.

Preferably, the lifting platform further comprises two second upright columns, the two second upright columns are fixedly arranged on two sides of the transverse plate through rib plates respectively, through holes matched with the slide bars are formed in the second upright columns, the slide bars penetrate through the through holes of the second upright columns, the upper top ends of the slide bars are connected with the main body framework, the lower bottom ends of the slide bars are connected with the bottom plate, and the first upright columns and the second upright columns are arranged on two sides of the transverse plate in a diagonal manner respectively.

Preferably, the lifting platform further comprises a connecting rod and a sensor, the connecting rod is arranged on the rib plate, and the sensor is arranged at the lower end of the connecting rod.

Preferably, the transverse plate is provided with a tray limiting block matched with the tray base.

Has the advantages that: the lifting and hoisting device disclosed by the utility model can realize the hoisting and hoisting functions of the tray, completely replace manual work, ensure the whole hoisting process to be stable, avoid the technical problem of workpiece falling, completely replace manual work and greatly improve the working efficiency.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of the present invention.

FIG. 3 is a schematic side view of the present invention.

Fig. 4 is a schematic structural diagram of the lifting mechanism of the present invention.

Fig. 5 is an enlarged schematic view of a portion a in fig. 4.

Fig. 6 is a schematic structural view of the clamping mechanism of the present invention.

Wherein: 1. the device comprises a main body frame, 1.1 vertical frames, 1.2 transverse frames, 2 lifting mechanisms, 3 driving motors, 4 screw rods, 5 bottom plates, 6 lifting platforms, 6.1 transverse plates, 6.2 first upright columns, 6.3 rib plates, 6.4 tray limiting blocks, 6.5 connecting rods, 6.6 sensors, 6.7 second upright columns, 7 sliding rods, 8 clamping mechanisms, 8.1 left clamping mechanisms, 8.2 right clamping mechanisms, 9 push plates, 10 lugs, 11 cylinders, 12 telescopic supporting mechanisms, 12.1 telescopic supporting seats and 12.2 telescopic shafts.

Detailed Description

As shown in fig. 1 to 6, the tray storage device includes a main body frame 1, a lifting mechanism 2, and a clamping mechanism 8, wherein vertical frames 1.1 are provided at two sides of the main body frame 1, a cross frame 1.2 is provided at the lower part of the main body frame, five groups of clamping mechanisms 8 for clamping the tray are provided in the vertical direction of the vertical frames 1.1, and the lifting mechanism 2 is provided on the main body frame 1 and can lift the tray located at the lower part of the main body frame 1 to the horizontal height of the clamping mechanism 8. The clamping mechanism 8 is composed of a left clamping mechanism 8.1 and a right clamping mechanism 8.2, the left clamping mechanism 8.1 and the right clamping mechanism 8.2 are oppositely arranged on vertical frames 1.1 at two sides of the main body frame 1, the left clamping mechanism 8.1 and the right clamping mechanism 8.2 move relatively to realize the function of clamping a tray, the left clamping mechanism 8.1 and the right clamping mechanism 8.2 respectively comprise a push plate 9, a convex block 10, an air cylinder 11 and a telescopic supporting mechanism 12, the push plate 9 is a rectangular plate, the push plate 9 is provided with the convex block 10 matched with the side of the tray, the convex block 10 is L-shaped, the convex block 10 comprises a vertical block used for fixing with the push plate 9 and a transverse block which is connected with the vertical block in a split manner or integrated manner and used for supporting the tray, the two push plates 9 on the two groups of vertical frames 1.1 are oppositely arranged, the tray is supported by the transverse blocks on the two opposite push plates 9, the air cylinder 11 is fixedly arranged on the vertical frame 1.1 through screws, and the air cylinder 11 is axially vertical frame 1.1, the end part of a piston rod of an air cylinder 11 is connected with a push plate 9, a telescopic supporting mechanism 12 used for providing gravity support and guiding transverse movement for the push plate 9 is connected between the push plate 9 and a vertical frame 1.1, the telescopic supporting mechanism 12 comprises a telescopic supporting seat 12.1 and a telescopic shaft 12.2, the telescopic supporting seat 12.1 is vertically and fixedly arranged on the vertical frame 1.1 through screw fixation, the telescopic supporting seat 12.1 is of a columnar structure and is provided with a circular groove matched with the outer diameter of a telescopic shaft 13.2, the axial direction of the circular groove is the same as the axial direction of the piston rod, the end part of the piston rod of the air cylinder 11 is connected with the central part of the push plate 9, two end parts of the push plate 9 are respectively and correspondingly provided with a telescopic supporting mechanism 12 arranged on the vertical frame 1.1, one end part of the push plate 9 is fixed with the front end part of a telescopic shaft 12.2 of the telescopic supporting mechanism 12 correspondingly arranged, the telescopic shaft 12.2 is limited in the circular groove of the telescopic supporting seat 12.1 and extends forwards or backwards along the axial direction of the circular groove, the effect is that the central part and the two end parts of the push plate 9 can be kept level when the push plate moves, and the function of accurate guiding is achieved.

The lifting mechanism 2 comprises a driving motor 3, two screw rods 4, a bottom plate 5 and a lifting platform 6, the driving motor 3 is provided with two transverse plates 6.1, first upright posts 6.2, rib plates 6.3 and tray limiting blocks 6.4, the transverse plates 6.1 are provided with tray limiting blocks 6.4 matched with the tray bases, the lifting platform is used for improving the stability in the lifting process of the trays, the first upright posts 6.2 are provided with threaded holes matched with the screw rods 4, the first upright posts 6.2 are provided with two screw rods and are respectively and fixedly arranged at two sides of the transverse plates 6.1 through the rib plates 6.3, the corresponding screw rods 4 are provided with two screw rods 4, the screw rods 4 penetrate through the threaded holes of the first upright posts 6.2 of the lifting platform 6, the upper top ends of the screw rods 4 are connected with the rotating shaft of the driving motor 3, the lower bottom ends of the screw rods 4 are connected with the bottom plate 5, the screw rods 4 are driven to rotate by the driving motor 3, thereby drive lift platform 6 and do the elevating movement, the tray is placed on lift platform 6 and is transported the tray to the level that clamping mechanism 8 was located by lift platform on, realizes pressing from both sides tight tray function by left clamping mechanism 8.1 and right clamping mechanism 8.2 relative motion.

In order to realize that the lifting platform is more stable to do lifting motion, the lifting mechanism 2 is further provided with a slide bar 7, the lifting platform 6 is further provided with a second upright post 6.7, the second upright post 6.7 is provided with two and is fixedly arranged on two sides of the transverse plate 6.1 through rib plates 6.3 respectively, the second upright post 6.7 is provided with through holes matched with the slide bar 7, the slide bar 7 passes through the through holes of the second upright post 6.7, the upper top end of the slide bar 7 is connected with the main body frame 1, the lower bottom end of the slide bar 7 is connected with the bottom plate 5, and the two sides of the transverse plate 6.1 are respectively arranged on the first upright post 6.2 and the second upright post 6.7 in a diagonal form.

In order to realize the control of the descending amplitude of the lifting platform, the lifting platform further comprises a connecting rod 6.5 and a sensor 6.6, the connecting rod 6.5 is arranged on the rib plate 6.3, the sensor 6.6 is arranged at the lower end of the connecting rod 6.5, the sensor 6.6 can monitor the distance between the transverse plate 6.1 and the transverse frame 1.2, when the transverse plate 6.1 descends to a proper position, the sensor 6.6 transmits a signal to the driving motor 3, and the driving motor 3 stops working.

The working principle is as follows: when the tray clamping device works, firstly, a tray is conveyed to the transverse plate 6.1, at the moment, the driving motor 3 works to drive the screw rod 4 to rotate to drive the transverse plate 6.1 to do ascending motion, when the tray is conveyed to the same horizontal height with the clamping mechanism 8, the air cylinders 11 of the left clamping mechanism 8.1 and the right clamping mechanism 8.2 push the push plate 9 to move towards the tray direction, the convex block 10 is matched with the whip of the tray to realize the function of clamping the tray, then, the driving motor 3 works to drive the screw rod 4 to rotate to drive the transverse plate 6.1 to do descending motion, when the transverse plate 6.1 descends to a proper position, the sensor 6.6 transmits a signal to the driving motor 3, the driving motor 3 stops working, at the moment, the next tray is conveyed to the transverse plate 6.1, and the working steps are read again until 5 groups of the clamping mechanisms 8 clamp one tray.

The above description is only for the purpose of creating a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. Lifting and handling device, its characterized in that, including main body frame (1), driving motor (3), screw rod (4), bottom plate (5), lift platform (6), main body frame (1) lower part is equipped with crossbearer (1.2), and driving motor (3) axial sets up top on main body frame (1) perpendicularly, and bottom plate (5) set firmly on crossbearer (1.2) of main body frame (1), be equipped with on lift platform (6) with screw rod (4) matched with screw hole, screw rod (4) pass the screw hole on lift platform (6), and top and driving motor (3) pivot are connected on screw rod (4), and the bottom is connected with bottom plate (5) under screw rod (4).

2. The lifting and hoisting device is characterized in that the lifting platform (6) comprises a transverse plate (6.1), first upright columns (6.2) and rib plates (6.3), threaded holes matched with the screw rods (4) are formed in the first upright columns (6.2), the first upright columns (6.2) are provided with two threaded holes which are fixedly arranged on two sides of the transverse plate (6.1) through the rib plates (6.3), two driving motors (3) and two threaded rods (4) are arranged, and the screw rods (4) penetrate through the threaded holes of the first upright columns (6.2) of the lifting platform (6).

3. The lifting and hoisting device is characterized in that the lifting platform (6) further comprises two second upright columns (6.7), the two second upright columns (6.7) are fixedly arranged on two sides of the transverse plate (6.1) through rib plates (6.3), through holes matched with the sliding rods (7) are formed in the second upright columns (6.7), the sliding rods (7) penetrate through the through holes of the second upright columns (6.7), the upper top ends of the sliding rods (7) are connected with the main body frame (1), the lower bottom ends of the sliding rods (7) are connected with the bottom plate (5), and the first upright columns (6.2) and the second upright columns (6.7) are arranged on two sides of the transverse plate (6.1) in an opposite angle mode respectively.

4. The lifting and hoisting device of claim 3, wherein the lifting platform further comprises a connecting rod (6.5) and a sensor (6.6), the connecting rod (6.5) is arranged on the rib plate (6.3), and the sensor (6.6) is arranged at the lower end of the connecting rod (6.5).

5. A lifting and hoisting device as claimed in claim 4, characterized in that the transverse plate (6.1) is provided with a pallet limiting block (6.4) which is engaged with the pallet base.