CN211226212U

CN211226212U - Chain wheel synchronizing mechanism of distance-adjusting fork chain

Info

Publication number: CN211226212U
Application number: CN202020002939.2U
Authority: CN
Inventors: 陈小坤; 庄燕辉; 郑晨跃; 杨正华; 逄忠山; 任希斐
Original assignee: Antwell Forklift Truck Attachment Zhangzhou Co ltd
Current assignee: Antwell Forklift Truck Attachment Zhangzhou Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-08-11
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a chain and chain wheel synchronizing mechanism of a distance adjusting fork, which belongs to the field of synchronizing mechanisms and comprises a base frame, wherein a guide rail is fixed in the base frame, a left fork and a right fork are respectively fixed on the outer surface of the guide rail through a sliding sleeve, chain wheels are respectively installed on the two sides in the base frame through chain wheel bases, when in operation, an oil cylinder pulls the left fork to move rightwards, so that the sliding sleeve drives an installation block to move rightwards, the installation block drives the upper part of a chain to move rightwards, and the lower part of the chain to move leftwards, so that the right fork moves leftwards through the installation block and the sliding sleeve, the left fork and the right fork are synchronously opened or clamped through the oil cylinder driving the chain and the chain wheels, a tray and goods are aligned, the moving speed and the distance of the two forks are ensured to be the same through the synchronizing mechanism, safe and reliable, the chain sprocket structural design is simple, long service life, the maintenance is simple.

Description

Chain wheel synchronizing mechanism of distance-adjusting fork chain

Technical Field

The utility model relates to a lazytongs technical field specifically is a roll adjustment fork chain sprocket lazytongs.

Background

The synchronous mechanism structure can be hung on a forklift, the hanging form of the synchronous mechanism structure accords with the GB \ T5184 standard, and the synchronous mechanism structure can also be hung on hoisting equipment such as an excavator, a reversed loader and the like.

The existing chain wheel synchronizing mechanism is complex in structure and inconvenient to maintain, most of the existing chain wheel synchronizing mechanisms are controlled by a synchronizing valve, the error is large when the existing chain wheel synchronizing mechanisms are operated, and the problem of short service life is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roll adjustment fork chain sprocket lazytongs to solve the problem that the proposed structure is complicated, inconvenient maintenance, the error is great and life is short 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 a roll adjustment fork chain sprocket lazytongs, includes the bed frame, the inside of bed frame is fixed with the guide rail, the surface of guide rail is fixed with left fork and right fork respectively through the sliding sleeve, the inside both sides of bed frame all have the sprocket through sprocket pedestal mounting, the surface of sprocket is provided with the chain, one side of sliding sleeve is connected with the top of chain through the installation piece, the hydro-cylinder is installed to inside one side of bed frame, the one end of hydro-cylinder is connected with left fork through the connecting block.

Preferably, the guide rails are provided with two groups, and the two groups of guide rails are arranged in parallel.

Preferably, the outer surfaces of the sprocket and the chain are coated with lubricating oil.

Preferably, the top of the connecting block is fixed to the top of the left fork by welding.

Preferably, the sliding sleeve is provided with the multiunit, and the multiunit the sliding sleeve all with guide rail sliding fit.

Compared with the prior art, the beneficial effects of the utility model are that: the chain wheel synchronizing mechanism of the distance adjusting fork chain is provided with an oil cylinder, a left fork, a right fork, a mounting block and a chain, when in operation, the oil cylinder pulls the left fork to move rightwards, so that a sliding sleeve drives the mounting block to move rightwards, the mounting block drives the upper part of the chain to move rightwards, and further the lower part of the chain moves leftwards, so that the right fork moves leftwards through the mounting block and the sliding sleeve, the chain and the chain wheel are driven by the oil cylinder to synchronously open or clamp the left fork and the right fork so as to align a tray and goods, the moving speed and the distance of the two forks are ensured to be the same through the synchronizing mechanism, the mode of controlling the oil cylinder by replacing a synchronous valve is adopted, the control error of the synchronous valve is reduced, the structure is simple, the safety and the reliability are realized, the structural design of the chain and the chain wheel is simple, the cost is reduced.

Drawings

Fig. 1 is a schematic view of the open state of the present invention;

FIG. 2 is a schematic view of the clamping structure of the present invention;

FIG. 3 is a schematic view of the left fork structure of the present invention;

fig. 4 is a schematic diagram of a partially enlarged structure of the present invention a.

In the figure: 1. a base frame; 2. an oil cylinder; 3. a chain; 4. a sprocket; 5. a sprocket base; 6. a guide rail; 7. a left fork; 8. connecting blocks; 9. a sliding sleeve; 10. mounting blocks; 11. and a right fork.

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.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a roll adjustment fork chain sprocket lazytongs, including bed frame 1, hydro-cylinder 2, the chain 3, sprocket 4, sprocket base 5, guide rail 6, left fork 7, connecting block 8, sliding sleeve 9, installation piece 10 and right fork 11, the inside of bed frame 1 is fixed with guide rail 6, the surface of guide rail 6 is fixed with left fork 7 and right fork 11 respectively through sliding sleeve 9, sprocket 4 is all installed through sprocket base 5 in the inside both sides of bed frame 1, the surface of sprocket 4 is provided with chain 3, one side of sliding sleeve 9 is connected with the top of chain 3 through installation piece 10, hydro-cylinder 2 is installed to inside one side of bed frame 1, the one end of hydro-cylinder 2 is connected with left fork 7 through connecting block 8.

Referring to fig. 1-2, two sets of guide rails 6 are disposed, and the two sets of guide rails 6 are arranged in parallel, so that the left fork 7 and the right fork 11 are more stable, and the chain wheel 4 and the outer surface of the chain 3 are coated with lubricating oil, so that the chain 3 rotates more smoothly.

Referring to fig. 1-4, the top of the connecting block 8 is fixed to the top of the left fork 7 by welding, the connection is more secure by welding, the sliding sleeves 9 are provided with multiple sets, and the multiple sets of sliding sleeves 9 are in sliding fit with the guide rails 6, so that the left fork 7 and the right fork 11 are more stable when sliding.

The working principle is as follows: firstly, whether each part is intact is checked by a worker, if the part is damaged, the part is replaced in time, then the worker installs the mechanism, when the mechanism is operated, the oil cylinder 2 pulls the left fork 7 to move rightwards, the sliding sleeve 9 drives the installation block 10 to move rightwards, the installation block 10 drives the upper part of the chain 3 to move rightwards, and the lower part of the chain 3 moves leftwards, so that the right fork 11 moves leftwards through the installation block 10 and the sliding sleeve 9, the chain 3 is driven by the oil cylinder 2, the left fork and the right fork are synchronously opened or clamped by the chain wheel 4 to align a tray and goods, the movement speed and distance of the two forks are ensured to be the same through a synchronization mechanism, a mode of controlling the oil cylinder by a synchronization valve is replaced, and the.

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 a roll adjustment fork chain sprocket lazytongs, includes bed frame (1), its characterized in that: the inside of bed frame (1) is fixed with guide rail (6), the surface of guide rail (6) is fixed with left fork (7) and right fork (11) respectively through sliding sleeve (9), sprocket (4) are all installed through sprocket base (5) to the inside both sides of bed frame (1), the surface of sprocket (4) is provided with chain (3), one side of sliding sleeve (9) is connected with the top of chain (3) through installation piece (10), hydro-cylinder (2) are installed to inside one side of bed frame (1), the one end of hydro-cylinder (2) is connected with left fork (7) through connecting block (8).

2. The chain wheel synchronizing mechanism of a distance adjusting fork chain according to claim 1, characterized in that: the guide rails (6) are arranged in two groups, and the two groups of guide rails (6) are arranged in parallel.

3. The chain wheel synchronizing mechanism of a distance adjusting fork chain according to claim 1, characterized in that: and the outer surfaces of the chain wheel (4) and the chain (3) are coated with lubricating oil.

4. The chain wheel synchronizing mechanism of a distance adjusting fork chain according to claim 1, characterized in that: the top of the connecting block (8) is fixed on the top of the left fork (7) in a welding mode.

5. The chain wheel synchronizing mechanism of a distance adjusting fork chain according to claim 1, characterized in that: the sliding sleeve (9) is provided with a plurality of groups, and the sliding sleeve (9) is in sliding fit with the guide rail (6).