CN212639086U

CN212639086U - Tray conveying device for double-speed chain assembly line

Info

Publication number: CN212639086U
Application number: CN202020226677.8U
Authority: CN
Inventors: 严明峰; 曹建湘; 王万志; 颜娇
Original assignee: Shanghai Suteng Machinery Equipment Co ltd
Current assignee: Shanghai Suteng Machinery Equipment Co ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2021-03-02
Anticipated expiration: 2030-02-28

Abstract

The utility model relates to a doubly fast chain assembly line tray conveyor, including doubly fast chain line and the tray stack station that is used for carrying the tray, tray stack station is equipped with jacking cylinder subassembly, be equipped with tray stop gear on the tray stack station, tray stop gear resets including location base, yaw and elasticity, yaw one end is the link, and the other end is the expansion end, the link of yaw rotates to be connected the one end of location base, elasticity resets and locates the expansion end of yaw with between the other end of location base, the expansion end of yaw is in upwards jack-up under the effect of elasticity resets, the expansion end of yaw is close to the tray, right the tray that doubly fast chain line carried is carried carries on spacingly. This device is through setting up tray stop gear, can accurate control tray stop position, and the motion accuracy is high, and save time improves the station beat, and operates steadily, does not beat, practices thrift the space.

Description

Tray conveying device for double-speed chain assembly line

Technical Field

The utility model relates to an automobile manufacturing equipment field, concretely relates to doubly fast chain assembly line tray conveyor.

Background

In modern automobile production lines, a plurality of auxiliary line conveying devices are often used. Because the auxiliary line body usually needs to convey a carrier, namely a tray, in the returning process of the empty tray, in order to save conveying space, the empty tray needs to be stacked before returning, and the empty tray returns after being stacked. Chinese patent CN108483051A discloses an automatic empty tray stacker for doubly fast chain line body transfer chain, which comprises a frame, install the jacking cylinder subassembly in the frame, install the outside flexible cylinder subassembly at the frame, be equipped with the bracket holder that is used for installing the jacking cylinder subassembly in the frame, the jacking cylinder subassembly is less than doubly fast chain line body track, the jacking cylinder subassembly includes left cylinder, right cylinder and locate the middle cylinder between left cylinder and the right cylinder, arrange along doubly fast chain line body direction of delivery in proper order, flexible cylinder subassembly is equipped with four groups, locate both sides and the symmetric arrangement on frame upper portion, flexible cylinder subassembly is including bearing the frame and installing the telescopic cylinder on bearing the frame, the end of bracket holder is equipped with the stop cylinder that can prevent empty tray removal.

The device can realize the automatic stack and the transportation of empty tray, and this stacker is accurate inadequately when control tray position, and it not only can't the position of accurate control tray through adopting the braking cylinder braking, and need set up the cylinder, accomplishes the braking through the action of cylinder, and the structure is complicated, the cost is with high costs, and can't realize automatic control.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a doubly fast chain assembly line tray conveyor just for solving above-mentioned problem, through setting up tray stop gear, can accurate control tray stop position, the motion accuracy is high, and save time improves the station beat, and operates steadily, does not beat, practices thrift the space.

The purpose of the utility model is realized through the following technical scheme:

the tray conveying device comprises a speed-multiplying chain line used for conveying trays and a tray stacking station, wherein the speed-multiplying chain line penetrates through the tray stacking station, the tray stacking station is provided with a jacking air cylinder assembly used for lifting the trays, a tray limiting mechanism is arranged on the tray stacking station and comprises a positioning base, a swinging head and an elastic resetting piece, one end of the swinging head is a connecting end, the other end of the swinging head is a movable end, the connecting end of the swinging head is rotatably connected to one end of the positioning base, the elastic resetting piece is arranged between the movable end of the swinging head and the other end of the positioning base, the movable end of the swinging head is upwards jacked under the action of the elastic resetting piece, and the movable end of the swinging head is close to the trays and limits the trays conveyed by the speed-multiplying chain line.

Further, the link of yaw is installed through pivot coupling assembling on the location base, pivot coupling assembling includes first pivot and axle sleeve, the axle sleeve cover is established in the first pivot, the axle sleeve install in the yaw, the yaw passes through the axle sleeve can wind first pivot is rotated.

Furthermore, the location base be square structure, be equipped with the installation ear seat on the location base, first pivot both ends are installed on the installation ear seat to it is spacing fixed through the locating pin.

Furthermore, a gasket is arranged between the mounting lug seat and the swinging head.

Furthermore, the movable end is provided with a pair of rollers, and the rollers are installed on two sides of the movable end through a second rotating shaft.

Further, the end part of the movable end is provided with an inclined blocking surface.

Furthermore, the elastic reset piece comprises a pressure spring and a mandrel, the lower part of the mandrel is fixedly installed on the positioning base, and the pressure spring is sleeved on the mandrel.

Furthermore, the jacking cylinder assembly is lower than the speed-multiplying chain line, and comprises a cylinder and a lifting plate arranged at the output end of the cylinder, guide posts are arranged on two sides of the lifting plate, and linear bearings are sleeved outside the guide posts.

Further, a thrust stopper is further arranged on one side of the upstream of the jacking cylinder assembly at the tray stacking station, and the tray is limited on the tray stacking station by the tray limiting mechanism and the thrust stopper.

The device has the specific working principle that when the speed-multiplying chain body is driven, the tray on the speed-multiplying chain body firstly touches the swinging head of the tray limiting mechanism, the swinging head rotates through the tail shaft, the movable end of the swinging head is lifted, the tray is prevented from moving forwards, and the purpose of accurate limiting of the tray is achieved; when the tray is released, the cylinder extends out to lift the tray to a certain height, so that the lower bottom surface of the tray is higher than the height of the swinging head during working by about 10mm, and the swinging head is reset. Then the cylinder contracts, the tray is pressed on the roller, the swinging head connected with the roller is pressed on the pressure spring, the pressure spring contracts, the tray directly falls on the speed-multiplying chain line body, the tray and the speed-multiplying chain line body move together, and the flow is carried out to the next procedure; and finally, the pressure spring resets to drive the swinging head to reset, and the next tray is circularly repeated.

The utility model has simple structure, low cost, high motion accuracy, time saving and capability of improving the beat of the working position; the operation is stable, the jumping is avoided, and the space is saved; in addition, the device is suitable for work with high repeatability and low skill, manual operation is replaced, efficiency is improved, and human resource cost is saved.

Drawings

FIG. 1 is a schematic structural diagram of the device of the present invention;

fig. 2-4 are the main, side and top views of the tray limiting mechanism of the present invention, respectively;

fig. 5-8 are schematic diagrams of the specific working process of the device of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1, a speed chain assembly line tray conveying device comprises a speed chain line 100 and a tray stacking station, wherein the speed chain line 100 is used for conveying a tray 600, the speed chain line 100 passes through the tray stacking station, the tray stacking station is provided with a jacking cylinder assembly 200 used for lifting the tray 600, the jacking cylinder assembly 200 is lower than the speed chain line 100, the speed chain line conveying device comprises a cylinder and lifting plates arranged at the output ends of the cylinder, guide columns 400 are arranged on two sides of each lifting plate, and linear bearings are sleeved outside the guide columns 400.

In order to accurately control the position of the tray 600, the tray limiting mechanism 300 is arranged on the tray stacking station, as shown in fig. 2-4, the tray limiting mechanism 300 comprises a positioning base 301, a swinging head 302 and an elastic resetting piece, one end of the swinging head 302 is a connecting end, the other end of the swinging head 302 is a movable end, the connecting end of the swinging head 302 is rotatably connected to one end of the positioning base 301, the elastic resetting piece is arranged between the movable end of the swinging head 302 and the other end of the positioning base 301, the movable end of the swinging head 302 is upwards jacked up under the action of the elastic resetting piece, the movable end of the swinging head 302 is close to the tray 600, and the tray 600 conveyed by the double-speed chain line 100 is limited.

The connecting end of the swinging head 302 is mounted on the positioning base 301 through a rotating shaft connecting assembly, the rotating shaft connecting assembly comprises a first rotating shaft 304 and a shaft sleeve 305, the shaft sleeve 305 is sleeved on the first rotating shaft 304, the shaft sleeve 305 is mounted in the swinging head 302, and the swinging head 302 can rotate around the first rotating shaft 304 through the shaft sleeve 305. The positioning base 301 is of a square structure, the positioning base 301 is provided with an installation lug seat 307, and two ends of the first rotating shaft 304 are installed on the installation lug seat 307 and are limited and fixed through positioning pins. A washer 306 is arranged between the mounting lug 307 and the swinging head 302. The movable end is provided with a pair of rollers 309, and the rollers 309 are mounted on both sides of the movable end through a second rotating shaft 310. The end of the free end is provided with an inclined stop face 311. The elastic resetting piece comprises a pressure spring 303 and a mandrel 312, the lower part of the mandrel 312 is fixedly arranged on the positioning base 301, and the pressure spring 303 is sleeved on the mandrel 312.

The tray stacking station is further provided with a thrust washer 500 on one side of the upstream of the jacking cylinder assembly 200, the tray 600 is limited on the tray stacking station by the tray limiting mechanism 300 and the thrust washer 500, the structure of the thrust washer 500 can be similar to that of the tray limiting mechanism, and the movable end of the swinging head is close to the tray stacking station.

The specific working process of the device is as shown in fig. 5-8, when the speed-multiplying chain body is driven, the tray 600 on the speed-multiplying chain body firstly touches the swinging head 302 (fig. 5) of the tray limiting mechanism, the swinging head rotates through the rotating shaft, the movable end of the swinging head is lifted, the tray is prevented from moving forwards, and the purpose of accurate limiting of the tray is achieved (fig. 6); when the tray is released, the cylinder extends out to lift the tray to a certain height, so that the lower bottom surface of the tray is higher than the height of the swinging head during working by about 10mm, and the swinging head is reset (figure 7). Then the cylinder contracts, the tray is pressed on the roller, the swinging head connected with the roller is pressed on the pressure spring, the pressure spring contracts, the tray directly falls on the speed-multiplying chain body, the tray and the speed-multiplying chain body move together and flow to the next process (figure 8); and finally, the pressure spring resets to drive the swinging head to reset, and the next tray is circularly repeated.

The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.

Claims

1. A tray conveying device of a double-speed chain assembly line comprises a double-speed chain line (100) for conveying a tray (600) and a tray stacking station, wherein the double-speed chain line (100) penetrates through the tray stacking station, the tray stacking station is provided with a jacking air cylinder assembly (200) for lifting the tray (600), and the tray conveying device is characterized in that a tray limiting mechanism (300) is arranged on the tray stacking station,

tray stop gear (300) are including location base (301), yaw (302) and elasticity piece that resets, yaw (302) one end is the link, and the other end is the expansion end, the link of yaw (302) rotates to be connected the one end of location base (301), elasticity resets and locates the expansion end of yaw (302) with between the other end of location base (301), the expansion end of yaw (302) is in elasticity resets the effect of piece down upwards jack-up, the expansion end of yaw (302) is close to tray (600), it is right tray (600) that double-speed chain line (100) were carried are carried on spacingly.

2. The tray conveying device of the double-speed chain assembly line as claimed in claim 1, wherein the connecting end of the swinging head (302) is mounted on the positioning base (301) through a rotating shaft connecting assembly, the rotating shaft connecting assembly comprises a first rotating shaft (304) and a shaft sleeve (305), the shaft sleeve (305) is sleeved on the first rotating shaft (304), the shaft sleeve (305) is mounted in the swinging head (302), and the swinging head (302) can rotate around the first rotating shaft (304) through the shaft sleeve (305).

3. The tray conveying device of a double-speed chain assembly line as claimed in claim 2, wherein the positioning base (301) is of a square structure, the positioning base (301) is provided with an installation ear seat (307), and two ends of the first rotating shaft (304) are installed on the installation ear seat (307) and are limited and fixed by a positioning pin.

4. A double speed chain pipelining tray conveying device according to claim 3, characterized in that a washer (306) is provided between the mounting lug (307) and the swing head (302).

5. The tray conveying device of the double-speed chain assembly line as claimed in claim 1, wherein the movable end is provided with a pair of rollers (309), and the rollers (309) are mounted on two sides of the movable end through a second rotating shaft (310).

6. A double speed chain pipelining tray conveying device according to claim 5, characterized in that the end of the movable end is provided with an inclined stop face (311).

7. The tray conveying device of the double-speed chain assembly line of claim 1, wherein the elastic resetting member comprises a pressure spring (303) and a mandrel (312), the lower part of the mandrel (312) is fixedly installed on the positioning base (301), and the pressure spring (303) is sleeved on the mandrel (312).

8. The tray conveying device of the speed-multiplying chain assembly line is characterized in that the jacking cylinder assembly (200) is lower than the speed-multiplying chain line (100) and comprises a cylinder and a lifting plate arranged at the output end of the cylinder, guide columns (400) are arranged on two sides of the lifting plate, and linear bearings are sleeved outside the guide columns (400).

9. The tray conveying device of claim 8, wherein the tray stacking station is further provided with a thrust stopper (500) at the upstream side of the jacking cylinder assembly (200), and the tray limiting mechanism (300) and the thrust stopper (500) limit the tray (600) at the tray stacking station.