CN219155726U

CN219155726U - Reversing transmission mechanism

Info

Publication number: CN219155726U
Application number: CN202320205147.9U
Authority: CN
Inventors: 唐德权
Original assignee: Guangzhou Line Automation Co ltd
Current assignee: Guangzhou Line Automation Co ltd
Priority date: 2023-02-12
Filing date: 2023-02-12
Publication date: 2023-06-09
Anticipated expiration: 2033-02-12

Abstract

The utility model discloses a reversing transmission mechanism, which aims to lift a chain through a lifting frame, so that the chain can directly jack a baking tray on a roller to finish reversing conveying, and the technical scheme is as follows: the reversing transmission mechanism comprises a first conveying line and a second conveying line, wherein the conveying direction of the first conveying line is perpendicular to that of the second conveying line, the first conveying line comprises a first rack and a plurality of rollers which are arranged on the first rack side by side, the second conveying line comprises a second rack and a lifting frame, a driving shaft is arranged on the second rack, at least two driving chain wheels are arranged on the driving shaft at intervals, driven chain wheels which are in one-to-one correspondence with the driving chain wheels are arranged on the lifting frame, and the corresponding driving chain wheels and the driven chain wheels are in transmission connection through chains; the driving shaft is driven to rotate through the first driving module, the lifting frame is positioned below the rollers, the lifting frame is driven to lift through the second driving module, and the chain is positioned between two adjacent rollers; belongs to the technical field of transmission mechanisms.

Description

Reversing transmission mechanism

Technical Field

The utility model belongs to the technical field of transmission mechanisms, and particularly relates to a reversing transmission mechanism.

Background

In food production, in order to fully utilize the space in the workshop, reversing conveying is often required, and the baking trays on the original conveying line are conveyed to a conveying line in the other direction.

For this situation, CN203624534U discloses a linear driving mechanism, which comprises a frame, a driving sprocket driven by a motor is installed on one side of the top of the frame, a driven sprocket is installed on one side of the top of the frame opposite to the driving sprocket, the driven sprocket is connected with the driving sprocket through a chain transmission, a collision block is arranged between the driving sprocket and the driven sprocket, and the collision block is fixed on a chain for connecting the driving sprocket and the driven sprocket.

The chain is provided with the collision block, the baking tray moves to a specific position along with the tapping roller, and then the chain moves to enable the collision block to push the baking tray to move, so that reversing is completed; however, when in actual use, the debugging is troublesome, the position of the collision block needs to be controlled, if the position of the collision block is not right, the baking tray cannot reach a specific position, the collision block cannot push the baking tray at all, and reversing cannot be completed.

Disclosure of Invention

The utility model mainly aims to provide a reversing transmission mechanism, which aims to lift a chain through a lifting frame, so that the chain can directly jack up a baking tray on a roller to finish reversing conveying.

According to a first aspect of the utility model, a reversing transmission mechanism is provided, which comprises a first conveying line and a second conveying line, wherein the conveying direction of the first conveying line is perpendicular to that of the second conveying line, the first conveying line comprises a first rack and a plurality of rollers arranged on the first rack side by side, the second conveying line comprises a second rack and a lifting frame, a driving shaft is arranged on the second rack, at least two driving chain wheels are arranged on the driving shaft at intervals, driven chain wheels corresponding to the driving chain wheels one by one are arranged on the lifting frame, and the corresponding driving chain wheels and the driven chain wheels are in transmission connection through chains;

the driving shaft is driven to rotate through a first driving module, the lifting frame is positioned below the rollers, the lifting frame is driven to lift through a second driving module, and the chain is positioned between two adjacent rollers;

when the lifting frame ascends, the chain on the lifting frame is lifted, and then the baking tray on the first conveying line is jacked up.

In the reversing transmission mechanism, the lifting frame comprises a base frame and supporting plates fixed on the base frame side by side, the output ends of the second driving modules are connected with the base frame, the supporting plates are in one-to-one correspondence with the driven chain wheels, the supporting plates extend along the axial direction of the roller, and the driven chain wheels are rotatably arranged at one ends of the supporting plates far away from the driving shaft.

In the reversing transmission mechanism, the supporting plate is provided with a sliding groove, and the chain is positioned in the sliding groove and can move along the sliding groove.

In the reversing transmission mechanism, a raised line extending along the length direction of the sliding groove is arranged in the sliding groove, and the raised line supports a chain shaft of the chain.

In the reversing transmission mechanism, a sensor for detecting whether the baking tray is located above the lifting frame is arranged on the first frame.

One of the above technical solutions of the present utility model has at least one of the following advantages or beneficial effects:

according to the utility model, the lifting frame is arranged to arrange the driven chain wheels, when the baking tray on the roller moves to a specific position, the second driving module drives the lifting frame to ascend, the chain on the lifting frame can lift up, and the chain is higher than the roller, so that the chain can jack up the baking tray on the roller, at the moment, the chain is driven by the first driving module to move, so that the baking tray can move along the chain and leave the first conveying line, the reversing of the baking tray can be completed, and the baking tray originally on the first conveying line is switched to the second conveying line; when the baking tray leaves the upper part of the roller, the lifting frame can be lowered to wait for the arrival of the next baking tray, and the reversing mode is simpler and the debugging is easier.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of a first embodiment of the present utility model;

FIG. 2 is an exploded view of the first embodiment of the present utility model with the second housing removed;

fig. 3 is a schematic structural view of a lifting frame according to a first embodiment of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

The following disclosure provides many different embodiments, or examples, for implementing different aspects of the utility model.

Referring to fig. 1 to 3, in one embodiment of the present utility model, a reversing transmission mechanism includes a first conveyor line 1 and a second conveyor line 2, a conveying direction of the first conveyor line 1 is perpendicular to a conveying direction of the second conveyor line 2, the first conveyor line 1 includes a first frame 11 and a plurality of rollers 12 arranged side by side on the first frame 11, and an axial direction of the rollers 12 is parallel to the conveying direction of the second conveyor line 2;

the second conveying line 2 comprises a second frame 21 and a lifting frame 22, a driving shaft 211 is arranged on the second frame 21, at least two driving chain wheels 212 are arranged on the driving shaft 211 at intervals, driven chain wheels 221 which are in one-to-one correspondence with the driving chain wheels 212 are arranged on the lifting frame 22, and the corresponding driving chain wheels 212 and the driven chain wheels 221 are in transmission connection through chains (not shown in the figure);

the driving shaft 211 is driven to rotate by the first driving module 3, so that the chain can be moved; the lifting frame 22 is positioned below the rollers 12, the lifting frame 22 is driven to lift by the second driving module 4, and the chain is positioned between two adjacent rollers 12;

when the lifting frame 22 is not lifted, a part of chains on the lifting frame 22 are hidden in gaps between the rollers 12 and do not interfere with the movement of the baking tray on the rollers 12; when the lifting frame 22 ascends, the chain on the lifting frame 22 is lifted, the chain is higher than the roller 12, the chain can jack up the baking tray on the roller 12, at the moment, the chain is driven by the first driving module 3 to move, so that the baking tray can move along with the chain and leave the first conveying line 1, the reversing of the baking tray can be completed, and the baking tray originally on the first conveying line 1 is switched to the second conveying line 2; when the baking tray leaves the upper part of the roller 12, the lifting frame 22 can be lowered to wait for the arrival of the next baking tray, and the reversing mode is simpler and the debugging is easier;

specifically, a plate link chain conveying line is disposed on the second frame 21, the plate link chain conveying line is connected with other devices, and the baking tray falls onto the plate link chain conveying line under the conveying of the second conveying line 2, and is conveyed into the other devices by the plate link chain conveying line.

In this embodiment, the chain will be in a relatively relaxed state and will not be fully tightened, and the chain will adapt and not lock up as the driven sprocket 221 and the chain on the lift 22 are lifted.

In the present embodiment, the first driving module 3 is a gear motor.

In other embodiments, the first drive module 3 may be a pneumatic motor or a hydraulic motor.

In this embodiment, the lifting frame 22 includes a base frame 222 and supporting plates 223 fixed on the base frame 222 side by side, the output end of the second driving module 4 is connected with the base frame 222, the supporting plates 223 are in one-to-one correspondence with the driven sprocket wheels 221, the supporting plates 223 extend along the axial direction of the drum 12, and the driven sprocket wheels 221 are rotatably arranged at one end of the supporting plates 223 far away from the driving shaft 211;

the second driving module 4 drives the base frame 222 to lift and further drives the supporting plate 223 to move up and down, and the driven sprocket 221 moves up and down along with the supporting plate 223; the supporting plate 223 is generally higher than the base frame 222, the supporting plate 223 is positioned in a gap between the two rollers 12, the base frame 222 does not interfere with the rollers 12 when ascending, and the supporting plate 223 is higher than the base frame 222, so that the driven sprocket 221 and the chain can be lifted well;

in the present embodiment, the second driving module 4 is a cylinder.

In other embodiments, the second drive module 4 may be a hydraulic cylinder or an electric cylinder.

In the present embodiment, the supporting plate 223 is provided with a sliding groove 224, and the chain is located in the sliding groove 224 and can move along the sliding groove 224; when the chain is positioned in the chute 224, the upper surface of the chain is also exposed higher than the chute 224, so that the chain can contact the baking tray to transport the baking tray; the sliding groove 224 has guiding and supporting functions and can prevent the chain from collapsing.

Preferably, a raised line 225 extending along the length direction of the sliding groove 224 is arranged in the sliding groove, and the raised line 225 supports the chain shaft of the chain; the chain is made up of a plurality of links, and the links are made up of link plates and chain axles, and the convex strip 225 supports the chain axles, so that the link plates do not contact the sliding grooves 224, and the chain axles are smoother, so that the chain can move more smoothly.

In the present embodiment, the first frame 11 is provided with a sensor 5 for detecting whether a baking tray is located above the lifting frame 22;

when the sensor 5 detects that the baking tray is positioned above the lifting frame 22, the lifting frame 22 can be controlled to start to lift; when the sensor 5 detects that no baking tray is positioned above the lifting frame 22, the lifting frame 22 can be controlled to descend;

in the present embodiment, the sensor 5 may be an ultrasonic sensor or a photoelectric sensor.

In this embodiment, a driving motor is disposed on the first frame 11, and each roller 12 is disposed with a driving sprocket, so that the driving motor can drive each roller 12 to rotate through a chain transmission mechanism;

the first frame 11 comprises a first panel and a second panel which are oppositely arranged, the two ends of the roller 12 along the axial direction of the roller are respectively connected to the first panel and the second panel in a rotating way, the second panel is in butt joint with the second frame 21, and a through hole is formed in the second panel for a chain to pass through; and a third panel is arranged at the output end of the first conveying line 1 and is used for preventing the baking tray from leaving the upper part of the lifting frame 22.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The reversing transmission mechanism comprises a first conveying line and a second conveying line, wherein the conveying direction of the first conveying line is perpendicular to the conveying direction of the second conveying line, the first conveying line comprises a first rack and a plurality of rollers which are arranged on the first rack side by side, and the reversing transmission mechanism is characterized in that the second conveying line comprises a second rack and a lifting frame, a driving shaft is arranged on the second rack, at least two driving chain wheels are arranged on the driving shaft at intervals, driven chain wheels which are in one-to-one correspondence with the driving chain wheels are arranged on the lifting frame, and the corresponding driving chain wheels and the driven chain wheels are in transmission connection through chains;

2. The reversing transmission mechanism according to claim 1, wherein the lifting frame comprises a base frame and supporting plates fixed on the base frame side by side, the output ends of the second driving modules are connected with the base frame, the supporting plates are in one-to-one correspondence with driven chain wheels, the supporting plates extend along the axial direction of the roller, and the driven chain wheels are rotatably arranged at one ends of the supporting plates far away from the driving shaft.

3. The reversing drive of claim 2, wherein the carrier is provided with a chute, and the chain is positioned in the chute and is movable along the chute.

4. A reversing drive according to claim 3, wherein the chute is provided with a rib extending in the longitudinal direction thereof, the rib supporting the chain shaft of the chain.

5. The reversing drive of claim 1, wherein a sensor for detecting whether a bakeware is located above the elevator is provided on the first frame.