CN212198405U

CN212198405U - Automatic elevator

Info

Publication number: CN212198405U
Application number: CN202020072035.7U
Authority: CN
Inventors: 唐星梅; 张本好; 张平; 赵德龙; 高云录; 叶宗惠; 杜长城
Original assignee: Anshan Yongfeng Hot Dip Galvanizing Co ltd
Current assignee: Anshan Yongfeng Hot Dip Galvanizing Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-12-22
Anticipated expiration: 2030-01-14

Abstract

The utility model belongs to the technical field of automatic lifting equipment, especially, be an automatic lifting machine, be difficult to remove the problem that leads to not convenient to use to current automatic lifting machine, the following scheme is proposed at present, it includes the base, the equal fixedly connected with stand in base top four corners, four stand outside slip covers are equipped with same workstation, two screw holes have been seted up at the workstation top, equal threaded mounting has the lead screw in two threaded holes, base top fixed mounting has the double-shaft motor, equal fixed mounting has bevel gear on two output shafts of double-shaft motor and two lead screws, lie in two bevel gear meshes with one side mutually, two vertical grooves have been seted up at the base top, two vertical inslots all rotate and install the screw rod, two screw rod outsides all are provided with two external screw threads to opposite soon. The utility model discloses structural design can conveniently remove the device to can accomodate the wheel, guarantee the stability of lift work when protecting the wheel.

Description

Automatic elevator

Technical Field

The utility model relates to an automatic lifting equipment technical field especially relates to an automatic lifting machine.

Background

The elevator is a lifting mechanical equipment or device of a platform or a semi-closed platform for carrying people or goods on a vertical upper channel and a vertical lower channel, and is an integral elevator consisting of a platform, equipment for operating the platform, a motor, a cable and other auxiliary equipment, wherein the lifting operation platform is a multifunctional lifting mechanical equipment which can be divided into a fixed type, a movable type, a guide rail type, a crank arm type, a scissor fork type, a chain type, a loading and unloading platform and the like, and high-strength high-quality aluminum alloy materials are adopted, so that the elevator has the advantages of attractive appearance, small volume, light weight, stable lifting, safety, reliability and the like.

But current escalator is difficult to remove through self and leads to not convenient to use, also has some lifts through setting up the wheel to prop up the device through stretching out the bracing piece when using, make the wheel break away from ground, thereby fix the device, but most operating modes of lift are fixed operation, and this kind of design leads to the atress of bracing piece to concentrate easily, and the durability is relatively poor, therefore we have proposed an escalator and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing automatic lifter is difficult to move and causes the inconvenience of use, and providing the automatic lifter.

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

an automatic lifter comprises a base, wherein four corners at the top of the base are fixedly connected with stand columns, the outer sides of the four stand columns are slidably sleeved with the same workbench, the top of the workbench is provided with two threaded holes, screw rods are arranged in the two threaded holes in a threaded manner, a double-shaft motor is fixedly arranged at the top of the base, bevel gears are fixedly arranged on two output shafts of the double-shaft motor and the two screw rods, the two bevel gears positioned on the same side are meshed with each other, the top of the base is provided with two vertical grooves, screw rods are rotatably arranged in the two vertical grooves, two external threads with opposite rotation directions are arranged on the outer sides of the two screw rods, the two screw rods are sleeved with two sliding tables, the bottoms of the four sliding tables are rotatably connected with one ends of pull rods through hinges, the other ends of the four pull rods are, both ends of the two transverse shafts are fixedly provided with rollers.

Preferably, the mounting groove has all been seted up in base bottom four corners, and four gyro wheels set up respectively in the mounting groove that corresponds, the convenient installation to the gyro wheel.

Preferably, two cross axle outside all fixed sleeves are equipped with the axle sleeve, and four sleeves all rotate the cover and establish in the axle sleeve outside that corresponds, carry on spacingly to the sleeve.

Preferably, the top of the base is provided with four circular grooves matched with the screw rods, and the four screw rods are rotatably connected with the corresponding circular grooves to support and limit the screw rods.

Preferably, the front end of the worm extends to the front side of the base and is fixedly provided with a handle, and the handle is butterfly-shaped and is in sliding connection with the front side of the base, so that the rotation of the worm is conveniently controlled.

Preferably, the equal fixed mounting in both sides has the limiting plate around the base top, and two limiting plates all with workstation bottom swing joint, carry on spacingly to the workstation and prevent that the workstation from excessively removing.

In the utility model, by starting the double-shaft motor, two output shafts of the double-shaft motor respectively drive the lead screw to rotate through the transmission between the two bevel gears, and the lead screw jointly drives the workbench to perform lifting motion through the thread fit with the workbench;

in the utility model, the worm is driven to rotate by the control handle, the worm drives the two worm gears to rotate, the two worm gears drive the two screw rods to rotate, the two screw rods respectively drive the two sliding tables positioned in the same vertical groove to slide to one side far away from each other through the thread matching with the sliding tables, the four sliding tables respectively drive the sleeves to move downwards through the corresponding pull rods, the four sleeves drive the two cross shafts to move downwards, the two cross shafts drive the four idler wheels to move downwards so as to be contacted with the ground, and the device is convenient to move;

the utility model discloses structural design can conveniently remove the device to can accomodate the wheel, guarantee the stability of lift work when protecting the wheel, convenient to use, the reliability is high.

Drawings

Fig. 1 is a schematic structural view of an automatic elevator according to the present invention;

fig. 2 is a schematic structural view of a cross section a-a of the automatic lifting machine according to the present invention.

In the figure: 1. a base; 2. a double-shaft motor; 3. a screw rod; 4. a bevel gear; 5. a work table; 6. a column; 7. a vertical groove; 8. a screw; 9. a sliding table; 10. a worm gear; 11. a worm; 12. a pull rod; 13. a sleeve; 14. a horizontal axis; 15. a roller; 16. a shaft sleeve; 17. a handle; 18. mounting grooves; 19. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, an automatic lifting machine comprises a base 1, wherein four corners of the top of the base 1 are fixedly connected with upright posts 6, the outer sides of the four upright posts 6 are slidably sleeved with a same workbench 5, the top of the workbench 5 is provided with two threaded holes, screw rods 3 are respectively and threadedly mounted in the two threaded holes, the top of the base 1 is fixedly provided with a double-shaft motor 2, two output shafts of the double-shaft motor 2 and the two screw rods 3 are respectively and fixedly provided with bevel gears 4, the two bevel gears 4 positioned on the same side are engaged, the top of the base 1 is provided with two vertical grooves 7, screw rods 8 are respectively and rotatably mounted in the two vertical grooves 7, two external threads with opposite rotation directions are respectively arranged on the outer sides of the two screw rods 8, and are respectively and threadedly sleeved with two sliding tables 9, the bottoms of the four sliding tables, the two sleeves 13 positioned on the front side and the two sleeves 13 positioned on the rear side are both rotatably provided with the same transverse shaft 14, and two ends of the two transverse shafts 14 are both fixedly provided with rollers 15.

Preferably, mounting grooves 18 have all been seted up to base 1 bottom four corners, and four gyro wheels 15 set up respectively in the mounting groove 18 that corresponds, the convenience is to the installation of gyro wheel 15.

Preferably, the two lateral shafts 14 are fixedly sleeved with the shaft sleeves 16, and the four sleeves 13 are rotatably sleeved on the outer sides of the corresponding shaft sleeves 16 to limit the sleeves 13.

Preferably, the top of the base 1 is provided with four circular grooves matched with the screw rods 3, and the four screw rods 3 are rotatably connected with the corresponding circular grooves to support and limit the screw rods 3.

Preferably, the front end of the worm 11 extends to the front side of the base 1 and is fixedly provided with a handle 17, and the handle 17 is in a butterfly shape and is in sliding connection with the front side of the base 1, so that the rotation of the worm 11 is conveniently controlled.

Preferably, the equal fixed mounting in both sides has limiting plate 19 around the base 1 top, and two limiting plates 19 all with 5 bottom swing joint of workstation, carry out spacing prevention workstation excessive movement to workstation 5.

In the utility model, when in use, the double-shaft motor 2 is started, two output shafts of the double-shaft motor 2 respectively drive the screw rod 3 to rotate through the transmission between the two bevel gears 4, the screw rod 3 jointly drives the workbench 5 to carry out lifting movement through the thread matching with the workbench 5, when needs remove the device, drive worm 11 through control handle 17 and rotate, worm 11 drives two worm wheel 10 and rotates, two worm wheel 10 drive two screw rods 8 and rotate, two screw rods 8 drive two slip tables 9 that are located same vertical inslot 7 through the screw-thread fit with slip table 9 respectively and slide to one side of keeping away from each other, four slip tables 9 drive sleeve 13 downstream through corresponding pull rod 12 respectively, four sleeve 13 drive two cross axle 14 downstream, thereby two cross axle 14 drive four gyro wheels 15 downstream and ground contact, the convenience is to the removal of device.

Claims

1. An automatic elevator comprises a base (1) and is characterized in that four corners of the top of the base (1) are fixedly connected with stand columns (6), the outer sides of the four stand columns (6) are slidably sleeved with a same workbench (5), the top of the workbench (5) is provided with two threaded holes, screw rods (3) are arranged in the two threaded holes in a threaded manner, a double-shaft motor (2) is fixedly arranged at the top of the base (1), bevel gears (4) are fixedly arranged on two output shafts of the double-shaft motor (2) and the two screw rods (3), the two bevel gears (4) positioned on the same side are meshed with each other, the top of the base (1) is provided with two vertical grooves (7), screw rods (8) are rotatably arranged in the two vertical grooves (7), two external threads with opposite rotation directions are arranged on the outer sides of the two screw rods (8) and two sliding tables (9) are sleeved with the threads, the bottoms of the, the other ends of the four pull rods (12) are rotatably connected with sleeves (13) through hinges, two sleeves (13) on the front side and two sleeves (13) on the rear side are rotatably mounted with the same transverse shaft (14), and rollers (15) are fixedly mounted at two ends of the two transverse shafts (14).

2. The automatic lifting machine according to claim 1, characterized in that four corners of the bottom of the base (1) are provided with mounting grooves (18), and the four rollers (15) are respectively arranged in the corresponding mounting grooves (18).

3. An automatic lifting machine according to claim 1, characterized in that two lateral shafts (14) are fixedly sleeved with shaft sleeves (16) on the outer sides, and four sleeves (13) are rotatably sleeved on the outer sides of the corresponding shaft sleeves (16).

4. The automatic lifting machine according to claim 1, characterized in that the top of the base (1) is provided with four circular grooves adapted to the screw rods (3), and the four screw rods (3) are rotatably connected with the corresponding circular grooves.

5. An automatic lifting machine according to claim 1, characterized in that the front end of the worm (11) extends to the front side of the base (1) and is fixedly provided with a handle (17), the handle (17) being arranged in a butterfly shape and being in sliding connection with the front side of the base (1).

6. The automatic lifting machine according to claim 1, characterized in that limiting plates (19) are fixedly mounted on the front side and the rear side of the top of the base (1), and the two limiting plates (19) are movably connected with the bottom of the workbench (5).