CN217025249U

CN217025249U - Lifting machine with automatic lubricating structure

Info

Publication number: CN217025249U
Application number: CN202220900280.1U
Authority: CN
Inventors: 张富来
Original assignee: Qingdao Zhongbo Machinery Co ltd
Current assignee: Qingdao Zhongbo Machinery Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-07-22
Anticipated expiration: 2032-04-19

Abstract

The utility model belongs to the technical field of lifting machines, and particularly relates to a lifting machine with an automatic lubricating structure, which comprises a device main body and a scissor arm set, wherein a first motor is arranged on the outer wall of the device main body, a first lead screw is fixedly connected to the output end of the first motor, one end of the first lead screw is rotatably connected with the inner wall of the device main body, a first sliding block in threaded fit with the first lead screw is sleeved on the outer side of the first lead screw, scissor arm sets are hinged to two ends of the first sliding block, the scissor arm set comprises a plurality of outer scissor arms and inner scissor arms, the outer scissor arms and the inner scissor arms are hinged, the inner scissor arms at the lower ends of the scissor arm sets are fixedly connected with the inner wall of the device main body, a sliding rail is arranged on the inner wall of the device main body, and rollers are fixedly connected to the lower surface of the outer scissor arms at the lower ends of the scissor arm sets. This machine of lifting with self-lubricating structure conveniently carries out self-lubricating operation when using, and the convenience carries out the rigidity behind the removal target position.

Description

Machine of lifting with self-lubricate structure

Technical Field

The utility model relates to the technical field of lifting machines, in particular to a lifting machine with an automatic lubricating structure.

Background

The lifting machine is an instrument used for maintenance and high-altitude conveying industries, the lifting machine is convenient for maintenance personnel to maintain objects to be maintained in high altitude without climbing, the product properties and quality of the lifting machine directly influence the personal safety of the working personnel, but the existing lifting machine has the following problems:

1. the existing lifting machine is inconvenient to carry out self-lubricating operation when in use, so that the transmission structure of the lifting machine is easy to wear and age after being used for a period of time;

2. the existing lifting machine is inconvenient to fix the position after moving the target position, so that the lifting machine is easy to displace in the lifting process, and the personal safety of workers is caused.

In order to solve the problems, innovative design is urgently needed on the basis of the original lifting machine with an automatic lubricating structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lifting machine with an automatic lubricating structure, which aims to solve the problems that the conventional lifting machine in the background art is inconvenient to perform self-lubricating operation during use and position fixing after moving a target position.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a machine of lifting with self-lubricate structure, includes device main part and scissor arm group, device main part outer wall installs first motor, first motor output end fixedly connected with first lead screw, first lead screw one end is rotated with device main part inner wall and is connected, first lead screw outside cover is equipped with the first slider with first lead screw-thread fit, first slider both ends articulate there is scissor arm group, scissor arm group includes a plurality of outer scissor arms and interior scissor arm, is articulated the connection between outer scissor arm and the interior scissor arm, the interior scissor arm and the device main part inner wall fixed connection of scissor arm group lower extreme, the slide rail has been seted up to device main part inner wall, the bottom fixedly connected with gyro wheel of first slider, the slide rail sliding fit of gyro wheel and device main part inner wall, first lead screw runs through scissor arm group.

Preferably, surface mounting has the universal wheel under the device main part, device main part internally mounted has the second motor, second motor output end fixedly connected with second lead screw, the outside cover of second lead screw is equipped with the second slider with second lead screw thread fit, second slider inner wall is provided with the guide bar with second slider sliding fit, second slider tip fixedly connected with skid resistant base.

Preferably, a transmission gear is fixedly connected to the outer side of the first screw rod, the transmission gear is connected with two first gears in an up-and-down meshed mode, and lubricating grease layers are arranged on the outer walls of the two first gears.

Preferably, the upper end of the scissor arm group is hinged with a lifting plate, two symmetrical fixing plates are arranged above the lifting plate, two symmetrical baffles are hinged above the lifting plate, the baffles and the fixing plates are mutually perpendicular, fixing blocks are fixed on the outer walls of the baffles and the fixing plates, a sliding groove is formed in the inner side of each fixing block, and a limiting block is connected to the inner wall of the sliding groove in a sliding manner.

Preferably, damping spring is installed in the device main part, and the upper and lower both ends of damping spring respectively with device main part inner wall and universal wheel upper surface contact.

Compared with the prior art, the utility model has the beneficial effects that: the lifting machine with the automatic lubricating structure is convenient for self-lubricating operation during use and position fixing after moving a target position;

1. when the lifter with the automatic lubricating structure is used, the transmission gear sleeved on the outer diameter of the first screw rod rotates along with the rotation of the first screw rod, the transmission gear drives the upper and lower first gears to rotate together through the meshing relation when rotating, the lubricating oil in the lubricating grease layer can be taken out by the rotation of the first gear, is continuously heated and melted in the meshing process between the gears, is immersed into the first screw rod through the transmission gear, spreads along the grains of the first screw rod along with the continuous rotation of the first screw rod, and lubricates the first screw rod to prevent the first screw rod from aging;

2. when using this machine of lifting with self-lubricate structure, at first the universal wheel through the bottom removes the device to the target location, open the second motor afterwards, the second motor during operation drives the second lead screw rotation of output, the notch downstream that the second lead screw was established along the cover to the second slider that the second lead screw outside cover was established this moment, the fixed anti-skidding base of second slider lower extreme moves down together, hug closely ground until anti-skidding end seat, give the whole good frictional force of device, prevent that the device from taking place the displacement or skidding in the use.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic view of a partial three-dimensional structure of a scissors arm set according to the present invention;

FIG. 4 is a schematic top view of the cross-sectional structure of the present invention

FIG. 5 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

In the figure: 1. a device main body; 2. a first motor; 3. a first lead screw; 4. a first slider; 5. a scissor arm set; 6. a roller; 7. a universal wheel; 8. a second motor; 9. a second lead screw; 10. a second slider; 11. an anti-slip base; 12. a transmission gear; 13. a first gear; 14. a lubricating grease layer; 15. a lifting plate; 16. a fixing plate; 17. a baffle plate; 18. a limiting block; 19. a shock absorbing spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a lifting machine with an automatic lubricating structure is characterized in that a first motor 2 is installed on the outer wall of a device main body 1, a first lead screw 3 is fixedly connected to the output end of the first motor 2, one end of the first lead screw 3 is rotatably connected with the inner wall of the device main body 1, a first slider 4 in threaded fit with the first lead screw 3 is sleeved on the outer side of the first lead screw 3, a scissor fork arm group 5 is hinged to two ends of the first slider 4, the scissor fork arm group 5 comprises a plurality of outer scissor arms and inner scissor arms, the outer scissor arms and the inner scissor arms are hinged, the inner scissor arms at the lower end of the scissor fork arm group 5 are fixedly connected with the inner wall of the device main body 1, a sliding rail is arranged on the inner wall of the device main body 1, a roller 6 is fixedly connected to the bottom of the first slider 4, the roller 6 is in sliding fit with the sliding rail on the inner wall of the device main body 1, the first lead screw 3 penetrates through the scissor arm group 5, the first motor 2 is opened, the first lead screw 3 at the output end is driven to rotate when the first motor 2 works, at the moment, a first sliding block 4 sleeved outside the first screw rod 3 moves along a notch sleeved with the first screw rod 3, and the first sliding block 4 extrudes the scissor arm group 5 when moving, so that an outer scissor arm hinged to the lower end of the scissor arm group 5 is stressed to rotate in the anticlockwise direction, the whole scissor arm group 5 is extruded inwards, and a lifting plate 15 at the upper end is vertically driven to move upwards to perform lifting operation; the rollers 6 at the bottom of the first slider 4 slide in the sliding tracks, guiding the movement of the first slider 4.

Further, a universal wheel 7 is installed on the lower surface of the device main body 1, a second motor 8 is installed inside the device main body 1, a second lead screw 9 is fixedly connected to the output end of the second motor 8, a second slider 10 in threaded fit with the second lead screw 9 is sleeved outside the second lead screw 9, a guide rod in sliding fit with the second slider 10 is arranged on the inner wall of the second slider 10, an anti-slip base 11 is fixedly connected to the end portion of the second slider 10, the device is moved to a target position through the universal wheel 7 at the bottom, then the second motor 8 is opened, the second motor 8 drives the second lead screw 9 at the output end to rotate when working, the second slider 10 sleeved outside the second lead screw 9 moves downwards along a notch sleeved with the second lead screw 9, the anti-slip base 11 fixed to the lower end of the second slider 10 moves downwards together until the anti-slip base clings to the ground, and a good friction force is given to the whole device, the device is prevented from displacement or slipping in the using process;

further, a transmission gear 12 is fixedly connected to the outer side of the first lead screw 3, the transmission gear 12 is vertically meshed with two first gears 13, lubricating grease layers 14 are arranged on the outer walls of the two first gears 13, in the rotating process of the first lead screw 3, the transmission gear 12 sleeved on the outer diameter of the first lead screw 3 rotates along with the transmission gear 12, the transmission gear 12 drives the upper and lower first gears 13 to rotate together through a meshing relation, lubricating oil in the lubricating grease layers 14 can be taken out when the first gears 13 rotate, the lubricating oil is heated and melted continuously in the meshing process between the gears, the transmission gear 12 is immersed in the first lead screw 3, the lubricating effect is carried out on the first lead screw 3 along with the continuous rotation of the first lead screw 3 and the spreading of the first lead screw 3 along with the grains of the first lead screw 3, and the first lead screw 3 is prevented from aging;

furthermore, the upper end of the scissor arm group 5 is hinged with a lifting plate 15, two symmetrical fixing plates 16 are arranged above the lifting plate 15, two symmetrical baffle plates 17 are hinged above the lifting plate 15, the baffle plates 17 and the fixing plates 16 are perpendicular to each other, fixing blocks are fixed on the outer walls of the baffle plates 17 and the fixing plates 16, sliding grooves are formed in the inner sides of the fixing blocks, limiting blocks 18 are connected to the inner walls of the sliding grooves in a sliding mode, a person needing to be lifted stands on the upper surface of the lifting plate 15, then the baffle plates 17 on the two sides are rotated to enable the baffle plates 17 to be attached to the edges of the fixing plates 16, then the limiting blocks 18 are inserted into the sliding grooves in the inner sides of the baffle plates 17 and the fixing blocks on the fixing blocks, the position of the baffle plates 17 is limited, and the falling of the person in the lifting process is prevented;

further, device main part 1 internally mounted has damping spring 19, and damping spring 19's upper and lower both ends respectively with device main part 1 inner wall and universal wheel 7 upper surface contact, in the lift operation in-process, damping spring 19 reducible the rocking influence that brings between device main part 1 and the universal wheel 7.

The working principle is as follows: when the lifting machine with the automatic lubricating structure is used, firstly, the device is moved to a target position through the universal wheel 7 at the bottom, then the second motor 8 is opened, the second motor 8 drives the second screw rod 9 at the output end to rotate when in work, at the moment, the second slide block 10 sleeved outside the second screw rod 9 moves downwards along the notch sleeved with the second screw rod 9, the antiskid base 11 fixed at the lower end of the second slide block 10 moves downwards together until the antiskid base is tightly attached to the ground, a good friction force is provided for the whole device, the device is prevented from moving or slipping in the use process, a maintenance worker needing to lift stands on the upper surface of the lifting plate 15, then the baffle plates 17 at the two sides are rotated to enable the baffle plates 17 to be tightly attached to the edges of the fixed plate 16, then the limiting block 18 is inserted into the baffle plates 17 and the sliding grooves at the inner sides of the fixed block on the fixed block, and the position of the baffle plates 17 is limited, the situation that personnel fall off in the lifting process is prevented, then the first motor 2 is opened, the first motor 2 drives the first screw rod 3 at the output end to rotate when working, at the moment, the first slide block 4 sleeved outside the first screw rod 3 moves along the notch sleeved with the first screw rod 3, the first slide block 4 extrudes the scissor arm group 5 when moving, the outer scissor arm hinged at the lower end of the scissor arm group 5 is stressed to rotate towards the anticlockwise direction, the whole scissor arm group 5 is extruded inwards, the lifting plate 15 at the upper end is vertically driven to move upwards to carry out lifting operation, in the lifting operation process, the damping spring 19 between the device main body 1 and the universal wheel 7 can reduce the influence caused by shaking, in the rotation process of the first screw rod 3, the transmission gear 12 sleeved on the outer diameter of the first screw rod 3 rotates along with the rotation, and when the transmission gear 12 rotates, the upper and lower first gears 13 are driven to rotate together through the meshing relationship, when the first gear 13 rotates, the lubricating oil in the lubricating grease layer 14 can be taken out, the lubricating oil is continuously heated and melted in the meshing process between the gears, and the lubricating oil is immersed in the first screw rod 3 through the transmission gear 12, and spreads along the lines of the first screw rod 3 along with the continuous rotation of the first screw rod 3, so that the first screw rod 3 is lubricated, and the aging of the first screw rod is prevented.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and do not limit the protection scope of the present invention, and those skilled in the art can make simple modifications or equivalent substitutions on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a machine of lifting with self-lubricate structure, includes device main part (1) and cuts fork armset (5), its characterized in that: the device is characterized in that a first motor (2) is installed on the outer wall of the device main body (1), a first lead screw (3) is fixedly connected to the output end of the first motor (2), one end of the first lead screw (3) is rotatably connected with the inner wall of the device main body (1), a first slider (4) in threaded fit with the first lead screw (3) is sleeved on the outer side of the first lead screw (3), scissor fork arm sets (5) are hinged to two ends of the first slider (4), each scissor fork arm set (5) comprises a plurality of outer scissor arms and inner scissor arms, the outer scissor arms and the inner scissor arms are hinged, the inner fork arms at the lower end of each scissor fork arm set (5) are fixedly connected with the inner wall of the device main body (1), a sliding rail is arranged on the inner wall of the device main body (1), a roller (6) is fixedly connected to the bottom of the first slider (4), and the roller (6) is in sliding fit with the sliding rail on the inner wall of the device main body (1), the first screw rod (3) penetrates through the scissor arm group (5).

2. A lifter with an automatic lubricating structure, according to claim 1, characterized in that: surface mounting has universal wheel (7) under device main part (1), device main part (1) internally mounted has second motor (8), second motor (8) output end fixedly connected with second lead screw (9), the outside cover of second lead screw (9) is equipped with second slider (10) with second lead screw (9) screw-thread fit, second slider (10) inner wall is provided with the guide bar with second slider (10) sliding fit, second slider (10) tip fixedly connected with antiskid base (11).

3. A lifter with an automatic lubricating structure, according to claim 1, characterized in that: the outer side of the first screw rod (3) is fixedly connected with a transmission gear (12), the transmission gear (12) is connected with two first gears (13) in an up-and-down meshed mode, and lubricating grease layers (14) are arranged on the outer walls of the two first gears (13).

4. A lifter with an automatic lubricating structure, according to claim 1, characterized in that: it has lifter plate (15) to articulate on fork armset (5), lifter plate (15) top is provided with fixed plate (16) of two symmetries, lifter plate (15) top articulates there is baffle (17) of two symmetries, mutually perpendicular between baffle (17) and fixed plate (16), baffle (17) and fixed plate (16) outer wall all are fixed with the fixed block, the spout has been seted up to the fixed block inboard, spout inner wall sliding connection has stopper (18).

5. A lifter with an automatic lubricating structure, according to claim 1, characterized in that: the damping spring (19) is installed inside the device main body (1), and the upper end and the lower end of the damping spring (19) are in surface contact with the inner wall of the device main body (1) and the upper surface of the universal wheel (7) respectively.