CN212503794U

CN212503794U - Fixed buffer for lift platform

Info

Publication number: CN212503794U
Application number: CN202020685134.2U
Authority: CN
Inventors: 王百春
Original assignee: Nanjing Zhuoji Industrial Equipment Co ltd
Current assignee: Nanjing Zhuoji Industrial Equipment Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-02-09
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a buffer for fixed lift platform relates to buffer technical field, and is poor for solving current fixed lift platform buffer effect, and big noise just accompanies vibrations to damage lift platform's problem when leading to fixed lift platform to descend. The upper end of base is provided with the scissors support, one side of scissors support is provided with electronic hydraulic lifting mechanism, one side of electronic hydraulic lifting mechanism is provided with actuating mechanism, the upper end of scissors support is provided with lift platform, the both sides of scissors support all are provided with the three section telescopic link, the upper end of three section telescopic link is provided with first buffer board, be provided with first attenuator between first buffer board and the fixed plate, one side of three section telescopic link is provided with the stopper, the top of stopper is provided with the second buffer board, the inner wall of stopper is provided with the spout, the inside of stopper is provided with the second attenuator.

Description

Fixed buffer for lift platform

Technical Field

The utility model relates to a buffer technical field specifically is a fixed buffer for lift platform.

Background

Lifting platform is a multi-functional jack-up loading and unloading mechanical equipment, can divide into fixed and portable: the movable type is divided into a straight arm type, a crank arm type, a scissor type, a mast type, an aluminum alloy lifting platform and a telescopic cylinder type: the fixed goods lifting equipment is mainly used for transporting goods among the height differences of the production line, and has good lifting stability and wide application range; feeding materials into a line and discharging the materials from the line; adjusting the height of the workpiece during workpiece assembly; feeding by a high-position feeder; lifting parts during assembly of large equipment; feeding and blanking by a large machine tool; the storage loading and unloading place is matched with transport vehicles such as a forklift to carry out rapid loading and unloading of goods and the like, can be provided with the auxiliary devices according to the use requirements, can be combined randomly and is matched with the buffer device for use, so that the noise and the vibration amplitude can be reduced, and the service life is prolonged.

However, the existing fixed lifting platform buffer device has poor effect, so that the fixed lifting platform has large noise when descending and damages the lifting platform along with vibration; therefore, the existing requirements are not met, and a buffer device for a fixed lifting platform is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a buffer for fixed lift platform to current fixed lift platform buffer effect that proposes in solving above-mentioned background art is poor, and big and the problem of following vibrations and damaging lift platform of noise when leading to fixed lift platform to descend.

In order to achieve the above object, the utility model provides a following technical scheme: a buffer device for a fixed lifting platform comprises a base, wherein a scissor bracket is arranged at the upper end of the base, one side of the scissors bracket is provided with an electric hydraulic lifting mechanism, one side of the electric hydraulic lifting mechanism is provided with a driving mechanism, the upper end of the scissor bracket is provided with a lifting platform, two sides of the scissor bracket are provided with three sections of telescopic rods, and the three sections of telescopic rods are fixedly connected with the base, the upper ends of the three sections of telescopic rods are provided with first buffer plates, a fixed plate is arranged inside the first buffer plate, a first damper is arranged between the first buffer plate and the fixed plate, one side of the three-section telescopic rod is provided with a limiting block, a second buffer plate is arranged above the limiting block, the inner wall of the limiting block is provided with a chute, and the sliding groove and the limiting block are of an integral structure, and a second damper is arranged inside the limiting block.

Preferably, one end of the first damper is provided with a first damping spring, and the first damping spring is fixedly connected with the first damper.

Preferably, one end of the second damper is provided with a second damping spring, and the second damping spring is fixedly connected with the second damper.

Preferably, the lower end of the second buffer plate is provided with a baffle, and the baffle moves up and down through the sliding groove and the limiting block.

Preferably, the inner wall of the first buffer plate is provided with an iron block, and the iron block is fixedly connected with the first buffer plate.

Preferably, the lower end face of the lifting platform is provided with a magnet, and the magnet is fixedly connected with the lifting platform.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up first buffer board in three section telescopic link upper end, the three section telescopic link sets up four, two three section telescopic links are a buffering whole with a first buffer board, through the inside first damping spring that sets up of first buffer board, lift platform descends and touches first buffer board earlier, impact force is alleviated to first damping spring, noise abatement and vibrations damage, surplus impact force transmits for the three section telescopic link, the three section telescopic link atress contracts downwards, the three section telescopic link has contracted the back and the stopper is at same water flat line, also lift platform descends minimum water flat line, terminal surface and rear end face material are rubber software can oppress before the first buffer board, do not hinder first damping spring and use.

2. Through set up second damping spring inside the stopper, carry out second damping spring buffering again after buffering through first damping spring, prevent lift platform and stopper direct contact, the noise reduction reduces the vibration amplitude, prevents to damage, and through twice buffering, the noise reduction is better with the effect of preventing damaging, and is very practical.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the positions of the first buffer plate and the fixing plate of the present invention;

FIG. 3 is a schematic view of the internal structure of the stopper of the present invention;

in the figure: 1. a base; 2. a scissor bracket; 3. a drive mechanism; 4. an electro-hydraulic lifting mechanism; 5. a lifting platform; 6. a magnet; 7. a limiting block; 8. a baffle plate; 9. a second buffer plate; 10. three-section telescopic rods; 11. a first buffer plate; 12. a fixing plate; 13. an iron block; 14. a first damper; 15. a first damping spring; 16. a chute; 17. a second damper; 18. a second damping spring.

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. 1-3, the present invention provides an embodiment: a buffer device for a fixed lifting platform comprises a base 1, a scissor bracket 2 is arranged at the upper end of the base 1, an electric hydraulic lifting mechanism 4 is arranged at one side of the scissor bracket 2, a driving mechanism 3 is arranged at one side of the electric hydraulic lifting mechanism 4, a lifting platform 5 is arranged at the upper end of the scissor bracket 2, three telescopic rods 10 are arranged at two sides of the scissor bracket 2, and the three-section telescopic rod 10 is fixedly connected with the base 1, the upper end of the three-section telescopic rod 10 is provided with a first buffer plate 11, the inside of the first buffer plate 11 is provided with a fixed plate 12, a first damper 14 is arranged between the first buffer plate 11 and the fixed plate 12, one side of the three-section telescopic rod 10 is provided with a limiting block 7, a second buffer plate 9 is arranged above the limiting block 7, the inner wall of the limiting block 7 is provided with a chute 16, the sliding groove 16 and the limiting block 7 are of an integral structure, and a second damper 17 is arranged inside the limiting block 7.

Further, the one end of first attenuator 14 is provided with first damping spring 15, and first damping spring 15 and first attenuator 14 fixed connection touch first buffer board 11 earlier during the decline, and first damping spring 15 receives the impact force and extrudees downwards, realizes preliminary buffering, reduces the touching noise, and the reduction vibrations produce.

Further, the one end of second attenuator 17 is provided with second damping spring 18, and second damping spring 18 and second attenuator 17 fixed connection, and lift platform 5 touches second buffer board 9, and second damping spring 18 further reduces the cushion effect, and the noise abatement prevents to damage, realizes buffering effect, and double buffering increases buffering effect.

Further, the lower end of the second buffer plate 9 is provided with a baffle 8, the baffle 8 moves up and down with the limiting block 7 through the sliding groove 16, the baffle 8 is pressed in the sliding groove 16 to move up and down, the use of the second damping spring 18 is not hindered, and meanwhile dust is prevented from entering the limiting block 7.

Further, the inner wall of first buffer board 11 is provided with iron plate 13, and iron plate 13 and first buffer board 11 fixed connection inhale mutually with magnetite 6, realize three section telescopic links 10 reconversion.

Further, the lower terminal surface of lift platform 5 is provided with magnetite 6, and magnetite 6 and lift platform 5 fixed connection hold iron plate 13, drive three section telescopic links 10 and rise when rising, realize three section telescopic links 10 reconversion.

The working principle is as follows: during the use, lift platform 5 realizes going up and down through electronic hydraulic lifting mechanism 4 and actuating mechanism 3, touch first buffer board 11 earlier during the decline, first damping spring 15 receives the impact force and extrudees downwards, realize preliminary buffering, reduce the touching noise, reduce vibrations and produce, three section telescopic link 10 atress is shrunk downwards, lift platform 5 touches second buffer board 9, second damping spring 18 further reduces the buffer power, the noise reduction, prevent damage, realize the buffering effect, double buffering, increase buffering effect, baffle 8 receives the pressure and reciprocates in spout 16, do not hinder second damping spring 18 and use, prevent simultaneously that the dust from getting into in stopper 7, magnet 6 inhales iron plate 13 when lift platform 5 rises and drives three section telescopic link 10 reconversion, and is simple and practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a fixed buffer for lift platform, includes base (1), its characterized in that: the scissors are characterized in that a scissor bracket (2) is arranged at the upper end of the base (1), an electric hydraulic lifting mechanism (4) is arranged at one side of the scissor bracket (2), a driving mechanism (3) is arranged at one side of the electric hydraulic lifting mechanism (4), a lifting platform (5) is arranged at the upper end of the scissor bracket (2), three-section telescopic rods (10) are arranged at two sides of the scissor bracket (2), the three-section telescopic rods (10) are fixedly connected with the base (1), a first buffer plate (11) is arranged at the upper end of the three-section telescopic rods (10), a fixed plate (12) is arranged inside the first buffer plate (11), a first damper (14) is arranged between the first buffer plate (11) and the fixed plate (12), a limit block (7) is arranged at one side of the three-section telescopic rods (10), a second buffer plate (9) is arranged above the limit block (7), the inner wall of stopper (7) is provided with spout (16), and spout (16) and stopper (7) structure as an organic whole, the inside of stopper (7) is provided with second attenuator (17).

2. A buffer device for a fixed lifting platform according to claim 1, wherein: one end of the first damper (14) is provided with a first damping spring (15), and the first damping spring (15) is fixedly connected with the first damper (14).

3. A buffer device for a fixed lifting platform according to claim 1, wherein: one end of the second damper (17) is provided with a second damping spring (18), and the second damping spring (18) is fixedly connected with the second damper (17).

4. A buffer device for a fixed lifting platform according to claim 1, wherein: the lower end of the second buffer plate (9) is provided with a baffle (8), and the baffle (8) moves up and down with the limiting block (7) through a sliding groove (16).

5. A buffer device for a fixed lifting platform according to claim 1, wherein: the inner wall of the first buffer plate (11) is provided with an iron block (13), and the iron block (13) is fixedly connected with the first buffer plate (11).

6. A buffer device for a fixed lifting platform according to claim 1, wherein: the lower end face of the lifting platform (5) is provided with a magnet (6), and the magnet (6) is fixedly connected with the lifting platform (5).