CN211444875U

CN211444875U - Lifting mechanism for automatic lifting workbench

Info

Publication number: CN211444875U
Application number: CN201922281360.4U
Authority: CN
Inventors: 顾培良
Original assignee: Shanghai Rockben Metal Products Co ltd
Current assignee: Shanghai Rockben Metal Products Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-08
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses an automatic elevating system of elevating platform, the on-line screen storage device comprises a base, both ends all are provided with the supporting seat about the base, the top of base is provided with first guide rail and second guide rail, the equal joint in top of first guide rail and second guide rail has the bottom slide, the inside of supporting seat is provided with the bearing frame, the inside of bearing frame is provided with the lead screw, the right side screwed connection of lead screw has the connecting seat, the other end of lead screw is provided with driving motor, the bottom slide is connected with first branch and second branch through the tip pivot. The utility model has the advantages of being scientific and reasonable in structural design, it is efficient to go up and down, through setting up bottom slide, lead screw and ball isotructure, has solved the problem that complicated and drive mechanism of elevation structure damaged easily.

Description

Lifting mechanism for automatic lifting workbench

Technical Field

The utility model relates to a jacking equipment technical field specifically is an automatic elevating system of elevating platform.

Background

The lifting platform is a device which is widely applied at present and well developed to lift people or goods to a certain height, China is in the development stage of construction at present, and although the development and development of the lifting platform are developed and matured to a certain degree, some places need to be perfected and improved, and further research is needed. The lifting platforms are of various types, and generally, according to the difference of lifting structures, the lifting platforms can be divided into a scissor type lifting platform, a telescopic type lifting platform, a sleeve type lifting platform, a telescopic arm type lifting platform, a folding arm type lifting platform and the like. The method of movement is divided into: fixed hoistways, towed hoistways, vehicle-mounted hoistways, driveable hoistways, and the like. The working principle of the hydraulic lifting platform can be divided into: a scissor type lifting platform (non-fork type), a movable hydraulic lifting platform, a scissor type fixed hydraulic lifting platform, a straight barrel type hydraulic lifting platform and the like. The scissor-fork type lifting platform can be divided into an electric scissor fork type and a hydraulic scissor fork type. The transmission system can be divided into: hydraulic transmission, chain transmission, worm and gear transmission, gear and rack driving, large screw driving and the like. The vehicle-mounted lifting platform is used for improving the mobility of the lifting platform, the lifting platform is fixed on a storage battery truck or a truck, the vehicle-mounted lifting platform receives the power of an automobile engine, the lifting function of the vehicle-mounted lifting platform is achieved, and the vehicle-mounted lifting platform is suitable for high-altitude operation inside and outside a factory.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic elevating system of elevating platform to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic elevating system of elevating platform, includes the base, both ends all are provided with the supporting seat about the base, the top of base is provided with first guide rail and second guide rail, the equal joint in top of first guide rail and second guide rail has the bottom slide, the inside of supporting seat is provided with the bearing frame, the inside of bearing frame is provided with the lead screw, the right side screwed connection of lead screw has the connecting seat, the other end of lead screw is provided with driving motor, the bottom slide is connected with first branch and second branch through the tip pivot, the top of first branch is provided with the top connecting seat, the top of top connecting seat is provided with the workstation.

Preferably, a bearing is arranged in the bearing seat, and the shaft end of the screw rod is movably connected with the bearing seat through the bearing.

Preferably, the bottom sliding seat is movably connected with the first guide rail and the second guide rail.

Preferably, the inner wall of the connecting seat is provided with a ball groove, the diameter of the ball groove is the same as that of the groove of the screw rod, and a plurality of balls are arranged in the ball groove.

Preferably, the first supporting rod and the second supporting rod are movably connected through a middle rotating shaft.

Preferably, the right end of the screw rod is in transmission connection with an output shaft of the driving motor through a coupler.

Preferably, a guardrail is arranged at the top of the workbench.

Compared with the prior art, the beneficial effects of the utility model are that: the lifting mechanism of the automatic lifting workbench is scientific and reasonable in structural design, the lifting of the lifting workbench can be easily realized, the lifting of the workbench can be realized by driving the screw rod to rotate by the driving motor through the arrangement of the first guide rail, the second guide rail, the screw rod and other structures, and the effect of quickly adjusting the height of the workbench is achieved; the structure is convenient to disassemble by arranging the end part rotating shaft and the middle rotating shaft, and can be quickly replaced when part of the structure is damaged, so that the smooth operation is ensured; when the lifting height needs to be increased, the number of the same first supporting rods and the number of the same second supporting rods can be added, and the first supporting rods and the second supporting rods are connected through a rotating shaft, so that the effect of changing the lifting limit height can be achieved; through setting up the guardrail, can protect it when the staff carries out the work at the workstation, prevent that the staff from dropping ground, cause life danger, reach the effect of hoisting device security.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a schematic view of the connection mode between the screw rod and the connecting seat of the present invention.

In the figure: the device comprises a base 1, a support base 2, a first guide rail 21, a second guide rail 22, a bottom sliding base 3, a rotating shaft at the end part 31, a bearing seat 32, a screw rod 33, a connecting seat 34, a ball groove 35, a ball 36, a driving motor 37, a first support rod 4, a second support rod 41, a rotating shaft at the middle part 42, a top connecting seat 5, a workbench 51 and a guardrail 52.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a lifting mechanism for automatically lifting a working table comprises a base 1, wherein supporting seats 2 are arranged at the left end and the right end of the base 1 respectively, a first guide rail 21 and a second guide rail 22 are arranged at the top of the base 1, a bottom sliding seat 3 is clamped at the tops of the first guide rail 21 and the second guide rail 22 respectively, through arrangement of structures such as the first guide rail 21, the second guide rail 22 and a lead screw 33, the working table 51 can be lifted by driving the lead screw 33 to rotate by using a driving motor 37, the effect of quickly adjusting the height of the working table 51 is achieved, the bottom sliding seat 3 is movably connected with the first guide rail 21 and the second guide rail 22 respectively, a bearing seat 32 is arranged inside the supporting seat 2, a bearing is arranged inside the bearing seat 32, the shaft end of the lead screw 33 is movably connected with the bearing seat 32 through a bearing, the lead screw 33 is arranged inside the bearing seat, a connecting seat 34 is spirally, ball groove 35 has been seted up to the inner wall of connecting seat 34, ball groove 35 is the same with the recess diameter of lead screw 33, ball groove 35 is inside to be provided with a plurality of balls 36, can avoid lead screw 33 and connecting seat 34 direct contact through setting up ball 36, prevents lead screw 33 wearing and tearing, has improved the life of device, bottom slide 3 and first guide rail 21 and the equal swing joint of second guide rail 22, the other end of lead screw 33 is provided with driving motor 37, driving motor 37 can select for use A06B-0128-B075 model motor, the right-hand member of lead screw 33 is connected with driving motor 37's output shaft transmission through the shaft coupling, and driving motor 37 passes through wire linked switch and power, opens the power, and driving motor 37 work drives lead screw 33 rotatory, and bottom slide 3 moves in opposite directions, drives the branch motion and jacks up workstation 51, bottom slide 3 is connected with first branch 4 and second branch 41 through tip pivot 31, first branch 4 and second branch 41 are through middle part pivot 42 swing joint, through setting up tip pivot 31 and middle part pivot 42 for structure convenient to detach can change fast when partial structure destroys, ensures going on smoothly of work, can add the quantity of same kind of first branch 4 and second branch 41 when needs increase the lift height, connects through the pivot, just can reach the effect that changes the lift limit height, the top of first branch 4 is provided with top connecting seat 5, the top of top connecting seat 5 is provided with workstation 51, the top of workstation 51 is provided with guardrail 52, through setting up guardrail 52, can protect it when the staff carries out the work at workstation 51, prevents that the staff from dropping ground, causes life danger, has reached the effect of hoisting device security.

The working principle is as follows:

this kind of automatic elevating platform's elevating system, when using, the power is turned on, driving motor 37 work drives the lead screw 33 rotation, thereby connecting seat 34 atress removes at the horizontal direction and drives bottom slide 3 and slide, the tip of first branch 4 and second branch 41 is close to each other, jack-up makes progress with workstation 51, because lead screw 33 wearing and tearing appear easily to result in transmission efficiency to descend, at the inside ball 36 that sets up of connecting seat 34, avoid lead screw 33 and connecting seat 34 direct contact, the life of device has been improved, through the reversal of on-off control driving motor 37 after workman's work is accomplished, workstation 51 descends and returns former height, the end of work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic elevating system of elevating platform, includes base (1), its characterized in that: both ends all are provided with supporting seat (2) about base (1), the top of base (1) is provided with first guide rail (21) and second guide rail (22), the equal joint in top of first guide rail (21) and second guide rail (22) has bottom slide (3), the inside of supporting seat (2) is provided with bearing frame (32), the inside of bearing frame is provided with lead screw (33), the right side screwed connection of lead screw (33) has connecting seat (34), the other end of lead screw (33) is provided with driving motor (37), bottom slide (3) are connected with first branch (4) and second branch (41) through tip pivot (31), the top of first branch (4) is provided with top connecting seat (5), the top of top connecting seat (5) is provided with workstation (51).

2. The lifting mechanism for automatically lifting/lowering a table as claimed in claim 1, wherein: the bearing is arranged in the bearing seat (32), and the shaft end of the screw rod (33) is movably connected with the bearing seat (32) through the bearing.

3. The lifting mechanism for automatically lifting/lowering a table as claimed in claim 1, wherein: the bottom sliding seat (3) is movably connected with the first guide rail (21) and the second guide rail (22).

4. The lifting mechanism for automatically lifting/lowering a table as claimed in claim 1, wherein: the inner wall of the connecting seat (34) is provided with a ball groove (35), the diameter of the ball groove (35) is the same as that of the groove of the screw rod (33), and a plurality of balls (36) are arranged inside the ball groove (35).

5. The lifting mechanism for automatically lifting/lowering a table as claimed in claim 1, wherein: the first supporting rod (4) is movably connected with the second supporting rod (41) through a middle rotating shaft (42).

6. The lifting mechanism for automatically lifting/lowering a table as claimed in claim 1, wherein: the right end of the screw rod (33) is in transmission connection with an output shaft of a driving motor (37) through a coupler.

7. The lifting mechanism for automatically lifting/lowering a table as claimed in claim 1, wherein: the top of the workbench (51) is provided with a guardrail (52).