CN216607711U

CN216607711U - Link mechanism with self-locking linear cylinder driving belt

Info

Publication number: CN216607711U
Application number: CN202122550971.1U
Authority: CN
Inventors: 朱庆春
Original assignee: Changchun Jiewei Technology Co ltd
Current assignee: Changchun Jiewei Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-05-27
Anticipated expiration: 2031-10-22

Abstract

A connecting rod mechanism with a self-locking linear cylinder driving belt belongs to the field of automobile body welding lines and comprises a supporting mechanism and a turnover mechanism, wherein the turnover mechanism is installed on the supporting mechanism, a body-in-white is fixed on the turnover mechanism, and in order to overcome the defects that the device has no self-locking function, the telescopic cylinder has high air-break risk and low usability and durability, the connecting rod mechanism is provided with a cylinder assembly and a transmission assembly, the cylinder assembly is fixed on the supporting mechanism and drives the transmission assembly to rotate, the transmission assembly is connected on the turnover mechanism and drives the turnover mechanism to turn over, the connecting rod mechanism can realize the self-locking function, the use cost of the telescopic cylinder is reduced, and the connecting rod mechanism is compact and attractive.

Description

Link mechanism with self-locking linear cylinder driving belt

Technical Field

The utility model belongs to the field of automobile body-in-white welding automatic lines, and particularly relates to a connecting rod mechanism with a self-locking linear cylinder driving belt.

Background

In-process of accomplishing the project for the car host factory, need fix and overturn the white automobile body of car, current tipping arrangement uses sharp cylinder lug connection tilting mechanism, stretch out and retract through the cylinder and drive tilting mechanism motion, but equipment does not have self-locking function, still need the cylinder to provide enough holding power when the upset targets in place, it is higher to cylinder thrust requirement, need great bore cylinder just can guarantee supporting platform's steady, increase cylinder gas failure and the white automobile body risk that drops simultaneously, and mechanism's weight relies on the cylinder to support completely, long-time high load work will reduce the life of cylinder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides a connecting rod mechanism for driving a belt to be self-locked by a linear cylinder.

The prior art comprises a supporting mechanism and a turnover mechanism, wherein the turnover mechanism is arranged on the supporting mechanism, and a body-in-white is fixed on the turnover mechanism.

In order to solve the technical problem, the turnover mechanism comprises a connecting rod mechanism, wherein the connecting rod mechanism comprises a cylinder assembly and a transmission assembly, the cylinder assembly is fixed on the supporting mechanism and drives the transmission assembly to rotate, and the transmission assembly is connected to the turnover mechanism and drives the turnover mechanism to turn over.

According to some embodiments of the utility model, the supporting mechanism comprises a base and an ear plate, two supporting plates are symmetrically and vertically arranged on the base, and the upper parts of the two supporting plates are fixedly connected with the ear plate.

Furthermore, the base is of a rectangular structure, the two support plates are vertically arranged on the base, and the surfaces of the two support plates are parallel to each other.

According to some embodiments of the utility model, the cylinder assembly comprises a fixed seat, a cylinder fixing shaft and a telescopic cylinder, the fixed seat is fixedly installed on the supporting plate, the cylinder fixing shaft is arranged on the fixed seat and connected with one end of the telescopic cylinder, and one end of the telescopic cylinder, which is far away from the fixed seat, is connected with the transmission assembly.

Furthermore, the fixing seat is of an L-shaped structure.

According to some embodiments of the utility model, the transmission assembly comprises a connecting piece, a fixed connecting rod, a connecting fixed shaft, a connecting rod movable shaft and a cylinder telescopic shaft, the connecting fixed shaft is arranged on the supporting plate, the connecting piece is hinged with the connecting fixed shaft, the cylinder telescopic shaft arranged on the connecting piece is movably connected with the telescopic cylinder, the connecting rod movable shaft is also arranged on the connecting piece, one end of the fixed connecting rod is movably connected with the connecting rod movable shaft, and the other end of the fixed connecting rod is movably connected with the turnover mechanism.

According to some embodiments of the utility model, the turnover mechanism comprises a turnover plate, a support platform, a turnover fixed shaft and a turnover movable shaft, wherein the turnover fixed shaft is arranged between the two support plates and is hinged with the turnover plate, more than two turnover plates are arranged between the two support plates, the support platform is fixedly connected to the turnover plate, and the turnover movable shaft is arranged on the support platform.

Further, still be provided with the stopper on the connecting piece, still be provided with the cooperation convex body in the backup pad, work as the upset loose axle, the connecting rod loose axle and when connecting the fixed axle three collineation, the stopper with the butt of cooperation convex body.

The utility model has the beneficial effects that:

compared with the prior art, the method has the advantages that,

the utility model adopts a self-locking connecting rod mechanism;

the stress of the telescopic cylinder is reduced through self-locking, and the small-diameter telescopic cylinder can be adopted to reduce the cost;

self-locking is realized through a connecting rod mechanism, so that the service life of the cylinder is prolonged;

the compact design reduces the occupation space and improves the aesthetic degree.

Drawings

The utility model is further illustrated by the following examples in conjunction with the drawings.

FIG. 1 is a schematic structural view of a self-locking linkage mechanism according to the present invention;

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

FIG. 3 is a schematic structural view of the link mechanism in a flipped state according to the present invention;

FIG. 4 is a schematic view of the structure of the part B of the present invention.

In the figure:

1. a support mechanism; 11. a base; 12. a support plate; 13. an ear plate; 14. matching the convex body;

2. a turnover mechanism; 21. a turnover plate; 22. a support platform; 23. turning over the fixed shaft; 24. turning over the movable shaft;

a link mechanism:

3. a cylinder assembly; 31. a telescopic cylinder; 32. a cylinder fixing shaft; 33. a fixed seat;

4. a transmission assembly; 41. a connecting member; 42. fixing the connecting rod; 43. connecting a fixed shaft; 44. a connecting rod movable shaft; 45. a cylinder telescopic shaft; 46. and a limiting block.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The prior art includes supporting mechanism 1 and tilting mechanism 2, install on the supporting mechanism 1 tilting mechanism 2, be fixed with the white automobile body on the tilting mechanism 2, but this design lacks self-locking mechanism and can only select to take the auto-lock cylinder incremental cost, and for keeping stable needs telescopic cylinder 45 of mechanism to last the atress, telescopic cylinder 45 life reduces, increases the safety risk.

In order to solve the technical problem, the turnover mechanism comprises a link mechanism, wherein the link mechanism comprises a cylinder assembly 3 and a transmission assembly 4, the cylinder assembly 3 is fixed on a support mechanism 1 and drives the transmission assembly 4 to rotate, and the transmission assembly 4 is connected to a turnover mechanism 2 and drives the turnover mechanism 2 to turn over.

In at least one embodiment, the supporting mechanism 1 includes a base 11 and an ear plate 13, two supporting plates 12 are symmetrically and vertically arranged on the base 11, the supporting plates 12 are detachably connected with the base 11, the ear plates 13 are fixedly connected to the upper portions of the two supporting plates 12, and the ear plates 13 and the supporting plates 12 are of an integrally formed structure, so that the supporting strength is increased.

Further, the base 11 is a rectangular structure, the two support plates 12 are vertically arranged on the base 11, the surfaces of the two support plates 12 are parallel to each other, the parallel arrangement is to conveniently arrange the turnover mechanism 2, and the turnover plate 21 is kept vertical to bear larger weight in the supporting process.

In at least one embodiment, the link mechanism includes a cylinder assembly 3 and a transmission assembly 4, the cylinder assembly 3 includes a fixing base 33, a cylinder fixing shaft 32 and a telescopic cylinder 31, the fixing base 33 is fixedly mounted on the supporting plate 12, the cylinder fixing shaft 32 is disposed on the fixing base 33 and connected to one end of the telescopic cylinder 31, and one end of the telescopic cylinder 31 far away from the fixing base 33 is connected to the transmission assembly 4.

Further, the fixing base 33 is an L-shaped structure, one end of which is fixed on the supporting plate 12, and the other end of which is provided with a cylinder fixing shaft 32.

In at least one embodiment, the transmission assembly 4 includes a connecting member 41, a fixed connecting rod 42, a connecting fixed shaft 43, a connecting rod movable shaft 44 and a cylinder telescopic shaft 45, the connecting fixed shaft 43 is disposed on the supporting plate 12, the connecting member 41 is hinged to the fixed shaft 43, the cylinder telescopic shaft 45 disposed on the connecting member 41 is movably connected to the telescopic cylinder 31, the connecting rod movable shaft 44 is further disposed on the connecting member 41, one end of the fixed connecting rod 42 is movably connected to the connecting rod movable shaft 44, and the other end of the fixed connecting rod 42 is movably connected to the turnover mechanism 2.

In at least one embodiment, the turnover mechanism 2 includes a turnover plate 21, a supporting platform 22, a turnover fixing shaft 23 and a turnover moving shaft 24, the turnover fixing shaft 23 is disposed between the two supporting plates 12, the turnover fixing shaft 23 is hinged to the turnover plate 21, the turnover plate 21 has more than two and is disposed between the two supporting plates 12, the supporting platform 22 is fixedly connected to the turnover plate 21, and the turnover moving shaft 24 is disposed on the supporting platform 22.

Furthermore, the connecting member 41 is further provided with a limiting block 46, the supporting plate 12 is further provided with a matching convex body 14, and the limiting block 46 is matched with the matching convex body 14, so that the supporting platform 22 is more stable while the connecting member 41 is prevented from rotating excessively.

When the tilting movable shaft 24, the connecting rod movable shaft 44 and the connecting fixed shaft 43 are collinear, the limiting block 46 and the matching convex body 14 are abutted, and the stress part is converted to the fixed connecting rod 42 and the connecting piece 41 from the telescopic cylinder 31, so that the stress of the telescopic cylinder 31 can be reduced.

When the telescopic cylinder 31 is pressurized to drive the connecting piece 41 to rotate by taking the connecting fixed shaft 43 as a center, the connecting piece 41 drives the fixed connecting rod 42 to move, the fixed connecting rod 42 drives the supporting platform 22 to move along the overturning fixed shaft 23, and when the overturning movable shaft 24, the connecting rod movable shaft 44 and the connecting fixed shaft 43 are collinear, the limiting block 46 and the matched convex body 14 are abutted to realize self locking, so that the risk of air cut-off of the telescopic cylinder 31 is prevented.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A connecting rod mechanism with a self-locking linear cylinder driving belt comprises a supporting mechanism (1) and a turnover mechanism (2), wherein the turnover mechanism (2) is installed on the supporting mechanism (1), a body-in-white is fixed on the turnover mechanism (2), and the connecting rod mechanism is characterized by further comprising a connecting rod mechanism, the connecting rod mechanism comprises a cylinder assembly (3) and a transmission assembly (4), the cylinder assembly (3) is fixed on the supporting mechanism (1) and drives the transmission assembly (4) to rotate, and the transmission assembly (4) is connected onto the turnover mechanism (2) and drives the turnover mechanism (2) to turn over.

2. The connecting rod mechanism with the self-locking function for the linear cylinder driving belt is characterized in that the supporting mechanism (1) comprises a base (11) and lug plates (13), two supporting plates (12) are symmetrically and vertically arranged on the base (11), and the upper parts of the two supporting plates (12) are fixedly connected with the lug plates (13).

3. The link mechanism of the linear cylinder driving belt self-locking as claimed in claim 2, characterized in that the base (11) is a rectangular structure, two supporting plates (12) are vertically arranged on the base (11) and the surfaces of the two supporting plates (12) are parallel to each other.

4. The link mechanism with self-locking of a linear cylinder driving belt according to claim 2, characterized in that the cylinder assembly (3) comprises a fixed seat (33), a cylinder fixed shaft (32) and a telescopic cylinder (31), the fixed seat (33) is fixedly installed on the supporting plate (12), the cylinder fixed shaft (32) is arranged on the fixed seat (33) and connected with one end of the telescopic cylinder (31), and one end of the telescopic cylinder (31) far away from the fixed seat (33) is connected with the transmission assembly (4).

5. A link mechanism for a linear cylinder driven belt self-locking according to claim 4, characterised in that said fixed seat (33) is of L-shaped configuration.

6. The link mechanism with self-locking of a linear cylinder driving belt according to claim 4, wherein the transmission assembly (4) comprises a connecting member (41), a fixed connecting rod (42), a connecting fixed shaft (43), a connecting rod movable shaft (44) and a cylinder telescopic shaft (45), the connecting fixed shaft (43) is disposed on the supporting plate (12), the connecting member (41) is hinged to the connecting fixed shaft (43), the cylinder telescopic shaft (45) disposed on the connecting member (41) is movably connected to the telescopic cylinder (31), the connecting rod movable shaft (44) is further disposed on the connecting member (41), one end of the fixed connecting rod (42) is movably connected to the connecting rod movable shaft (44) and the other end is movably connected to the turnover mechanism (2).

7. The connecting rod mechanism with the self-locking function for the linear cylinder driving belt according to claim 6, wherein the turnover mechanism (2) comprises a turnover plate (21), a supporting platform (22), a turnover fixing shaft (23) and a turnover movable shaft (24), the turnover fixing shaft (23) is arranged between the two supporting plates (12), the turnover fixing shaft (23) is hinged to the turnover plate (21), more than two turnover plates (21) are arranged between the two supporting plates (12), the supporting platform (22) is fixedly connected to the turnover plate (21), and the turnover movable shaft (24) is arranged on the supporting platform (22).

8. The link mechanism with self-locking of a linear cylinder driving belt according to claim 7, characterized in that the connecting member (41) is further provided with a stopper (46), the support plate (12) is further provided with a fitting protrusion (14), and when the roll-over movable shaft (24), the connecting rod movable shaft (44) and the connecting fixed shaft (43) are collinear, the stopper (46) abuts against the fitting protrusion (14).