CN114131247A

CN114131247A - Automatic welding system

Info

Publication number: CN114131247A
Application number: CN202111331432.7A
Authority: CN
Inventors: 王胜先; 唐朝明; 李建平; 徐兆华; 叶凯云; 颜广文; 杨勇; 盛辉; 周学慧; 张凯
Original assignee: Shenzhen Tete Laser Technology Co Ltd
Current assignee: Shenzhen Tete Laser Technology Co Ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-03-04

Abstract

The invention discloses an automatic welding system which comprises a plurality of automatic welding devices, wherein each automatic welding device comprises a workbench, a feeding assembly line, a discharging assembly line and a welding assembly line; the feeding assembly line is arranged on the workbench and is provided with a feeding steering direction; the blanking assembly line is arranged on the workbench and is provided with a blanking steering position; the welding assembly line is arranged between the feeding steering position and the discharging steering position; the feeding steering position and the discharging steering position are both provided with jacking steering cylinders, each feeding assembly line is connected in series, and each discharging assembly line is connected in series. According to the technical scheme, the feeding assembly lines are connected in series, and the discharging assembly lines are connected in series, so that the welding assembly lines are not influenced mutually, and the operation and the processing efficiency of other equipment are not influenced if the equipment fails.

Description

Automatic welding system

Technical Field

The invention relates to the technical field of automatic welding, in particular to an automatic welding system.

Background

In production, one process of the full-automatic production line has problems, and the whole production line stops, so that the production efficiency of products is influenced. The process of present full automated production assembly line is that the problem mostly appears in equipment and goes wrong, as long as single processing equipment's welding assembly line trouble just needs to shut down the maintenance, directly leads to whole production assembly line paralysed, seriously reduces the production efficiency of assembly line.

Disclosure of Invention

The invention mainly aims to provide an automatic welding system, and aims to solve the problem that a welding assembly line of single processing equipment fails to produce due to the fault of the assembly line.

In order to achieve the purpose, the automatic welding system comprises a plurality of automatic welding devices, wherein each automatic welding device comprises a workbench, a feeding assembly line, a discharging assembly line and a welding assembly line; the feeding assembly line is arranged on the workbench and is provided with a feeding steering direction; the blanking assembly line is arranged on the workbench and is provided with a blanking steering position; the welding assembly line is arranged between the feeding steering position and the discharging steering position; the feeding steering position and the discharging steering position are both provided with jacking steering cylinders, each feeding assembly line is connected in series, and each discharging assembly line is connected in series.

In an embodiment, the automatic welding system further comprises a material returning device, the material returning device is arranged at the side edge of the automatic welding device at the tail part, the material returning device is provided with an idle-load jig return wire, a jig return wire is arranged on the workbench, the jig return wire is arranged at the side edge of the feeding assembly line, and each jig return wire is connected with the idle-load jig return wire in series.

In one embodiment, the material returning equipment is provided with a product material returning assembly line, the blanking assembly line at the tail part is provided with a tail part blanking position, and the product material returning assembly line is arranged at the tail part blanking position.

In one embodiment, the feeding turning position is provided with a feeding blocking cylinder.

In one embodiment, the blanking assembly line is provided with a blanking buffering position, the blanking buffering position is provided with a blanking blocking cylinder, and the blanking blocking cylinder is located at the upstream of the blanking turning position.

In an embodiment, the code position is swept to the upper reaches of feeding assembly line and is equipped with the bar code rifle, sweeps the code position and blocks cylinder, optical fiber sensor, sweeps code position jacking cylinder.

In one embodiment, the welding line is provided with a welding processing station, and the workbench is provided with a three-shaft welding head which is positioned at the side of the welding processing station.

In one embodiment, the code scanning position is provided with a material sensor, the material loading steering position is provided with a steering material sensor, and the material unloading steering position is provided with a steering material unloading sensor.

In one embodiment, the blanking cache bit is provided with a cache-to-material sensor.

In one embodiment, the number of the automatic welding devices is four, the four automatic welding devices are arranged at intervals, the four feeding assembly lines are connected in series, and the four blanking assembly lines are connected in series.

According to the technical scheme, a plurality of automatic welding devices are connected in series, namely each feeding assembly line is connected in series, and each discharging assembly line is connected in series, so that the welding assembly lines are not influenced mutually, the operation and the processing efficiency of other devices are not influenced if the devices are in fault, the production progress of the production assembly line is guaranteed, and the production efficiency of products is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of an automated welding system according to an embodiment of the present invention;

FIG. 2 is a top view of an embodiment of an automated welding system of the present invention;

FIG. 3 is a jig flow diagram of an exemplary automated welding system;

FIG. 4 is a top view of the internal structure of the automated welding apparatus of FIG. 2;

FIG. 5 is a diagram illustrating an appearance of an automated welding apparatus in an embodiment of the automated welding system of the present invention;

FIG. 6 is a schematic diagram of an internal structure of an automated welding apparatus according to an embodiment of the present invention;

FIG. 7 is a schematic view of an exemplary embodiment of an automated welding system according to the present invention;

FIG. 8 is a schematic view of the triaxial weld head of FIG. 6 with the weld head removed;

FIG. 9 is a schematic view of the triaxial weld head of FIG. 7 removed.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Automatic change welding equipment	131	Unloading is to turning to
110	Feeding assembly line	132	Unloading buffer position
				120	Welding assembly line	133	Blanking blocking cylinder
130	Blanking production line	134	Steering blanking inductor
				140	Jig return line	135	Buffer to material inductor
150	Triaxial welding head	136	Tail discharge level
				160	Working table	101	Jacking steering cylinder
111	Code scanning bit	200	Feed back equipment
				112	Feeding steering position	300	Client device
113	Steering feeding inductor	400	Flow path of processing jig
				114	Feeding blocking cylinder	500	No-load jig flow line
121	Welding processing station

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In production, one process of the full-automatic production line has problems, and the whole production line stops, so that the production efficiency of products is influenced. The process of present full automated production assembly line is problematic mostly equipment and is problematic, as long as single processing equipment's welding assembly line 120 trouble, just needs the maintenance of shutting down, directly leads to whole production assembly line paralysis, seriously reduces the production efficiency of assembly line.

In view of the above, referring to fig. 1 to 5, the present invention provides an automated welding system, which includes a plurality of automated welding apparatuses 100, wherein the automated welding apparatuses 100 include a work table 160, a feed line 110, a blanking line 130, and a welding line 120; the feeding assembly line 110 is arranged on the workbench 160, and the feeding assembly line 110 is provided with a feeding steering direction 112; the blanking assembly line 130 is arranged on the workbench 160, and the blanking assembly line 130 is provided with a blanking steering bit 131; the welding line 120 is arranged between the feeding steering position 112 and the discharging steering position 131; the feeding steering position 112 and the discharging steering position 131 are both provided with jacking steering cylinders 101, each feeding assembly line 110 is connected in series, and each discharging assembly line 130 is connected in series.

Specifically, the jacking steering cylinder 101 can realize the steering of the jig at the feeding steering position 112 and the discharging steering position 131. The number of the automated welding apparatuses 100 may be 2, 3, 4, 5, etc., and is not particularly limited herein. Because the automated welding apparatuses 100 are identical in structure, each automated welding apparatus 100 has one feed line 110, one blanking line 130, and one welding line 120, and therefore the number of feed lines 110, the number of welding lines 120, and the number of blanking lines 130 are the same as the number of automated welding apparatuses 100, for example: the automated welding apparatus 100 has four, and the number of the feed lines 110, the number of the welding lines 120, and the number of the blanking lines 130 are four, respectively. The jig enters the automatic welding equipment 100 from the feeding line 110, the welding line 120 is used for processing products on the jig, and the discharging line 130 is used for discharging the processed jig.

Referring to fig. 6 to 9, in each automated welding apparatus 100, the flow directions of the feed line 110 and the blanking line 130 may be parallel or may intersect. Referring to fig. 6, the inlet of the welding line 120 is connected to the position of the feeding turning position 112 in the feeding line 110, and the outlet of the welding line 120 is connected to the position of the discharging turning position 131 in the discharging line 130. When the jig flows from the feeding line 110 to the feeding turning position 112, the jig may continue to flow in the feeding line 110 until the feeding line 110 of the next automated welding equipment 100, or may turn to enter the welding line 120 for welding. If one of the welding lines 120 of the automated welding equipment 100 fails and cannot perform the machining operation or performs the machining operation, another automated welding equipment 100 may be used to perform the machining operation. Two automated welding apparatuses 100 are now taken as examples: when a first piece of automatic welding equipment 100 breaks down or a jig is in production, the jig directly flows from the feeding assembly line 110 of the automatic welding equipment 100 to the feeding assembly line 110 of the next piece of automatic welding equipment 100, the jig turns to the feeding turning position 112 when the feeding assembly line 110 of the next piece of automatic welding equipment 100 flows to the feeding turning position 112 and enters the welding assembly line 120 for welding, the processing is completed, and the jig flows to the discharging turning position 131 of the discharging assembly line 130 for discharging.

The invention provides an automatic welding system, wherein a product flow path in a jig is shown in fig. 3, the system realizes that the processing of each automatic welding device 100 is not interfered with each other, and even if a welding assembly line 120 of one automatic welding device 100 breaks down, the whole assembly line can be ensured to continue processing and production, and the production efficiency is ensured. Meanwhile, when the jig meets the former jig, the jig can directly flow into the feeding assembly line 110 of the next automatic welding equipment 100 for welding when the same automatic welding equipment 100 performs welding processing, so that the former jig does not need to be queued even if the former jig performs processing, the processing of the latter jig is not influenced, the welding assembly line 120 is used alternately, and the processing efficiency is ensured.

Referring to fig. 1 to 2, in the present embodiment, the automatic soldering system further includes a material returning device 200, the material returning device 200 is disposed at a side of the tail of the automatic soldering device 100, the material returning device 200 is provided with an empty-load jig reflow line 140, the worktable 160 is provided with a jig reflow line 140, the jig reflow line 140 is disposed at a side of the feeding assembly line 110, and each of the jig reflow lines 140 is connected in series with the empty-load jig reflow line 140. It can be understood that the reflow apparatus is located at the side of the rear row of the automatic soldering apparatus 100, and the jig no-load reflow line is used to reflow the no-load jig, i.e., the jig has no product to be processed. The empty jig flows out from the right-side customer equipment 300, the empty jig flows into the empty jig reflow line 140, and then flows into the feed-back flow line of the rear-row automatic welding equipment 100, the jig flows through the feed-back flow line of each automatic welding equipment 100, flows to the left-side customer equipment 300, and then flows into the feed-in flow line 110 of the front-row automatic welding equipment 100 from the customer equipment 300, so that a circulation is formed, the automation degree of the production flow line is improved, and the production efficiency is increased.

The automated welding system of the present invention may be used to connect customer equipment 300 as a process step in an overall production line. For example: two client devices 300 are arranged on the left side of the front row of automatic welding equipment 100, two client devices 300 are arranged on the right side of the material returning equipment 200, and the client devices 300 can be used for assembling products in the jig or performing other processing on the products in the jig. The front row of automated welding equipment 100 feed line 110 interfaces with the customer equipment 300 and the return line outlet of the return equipment 200 interfaces with the customer equipment 300. The finished product from the automated welding system of the present invention is delivered to the customer facility 300.

Referring to fig. 1 to 4, in the present embodiment, the material returning device 200 is provided with a product returning line, the tail material discharging line 130 is provided with a tail material discharging level 136, and the product returning line is provided at the tail material discharging level 136. It is understood that all products that are finished with the soldering process in the automated soldering system of the present invention flow into the product return line along with the jig flowing out of the tail discharge position 136, and flow through the product return line to the customer device 300, so that the finished products are removed from the jig. After the finished product is taken down, the empty jig flows into the empty jig return line 140 in the return equipment, and the jig is recycled.

Referring to fig. 6 to 9, in the present embodiment, the feeding turning position 112 is provided with a feeding blocking cylinder 114. The tool flows into the material loading assembly line, flow into material loading and turn to position 112, the material loading blocks that cylinder 114 keeps off and stops the tool, the jacking that material loading turned to position 112 turns to cylinder 101 with the tool jacking, break away from feeding assembly line 110, flow into welding assembly line 120, accomplish at welding assembly line 120 processing, flow into unloading and turn to position 131, the jacking that unloading turned to position 131 turns to cylinder 101, the jacking turns to cylinder 101 and descends and drives the tool decline, the tool descends to unloading assembly line 130, the tool flows out automated welding equipment 100 along with unloading assembly line 130 belt, last automated welding equipment 100 processes and accomplishes the tool and also flows out this automated welding equipment 100.

In order to prevent the jacking steering cylinder 101 of the blanking steering bit 131 from colliding with the processed jig of the previous automatic welding equipment 100, referring to fig. 6 to 9, in this embodiment, the blanking assembly line 130 is provided with a blanking buffer bit 132, the blanking buffer bit 132 is provided with a blanking blocking cylinder 133, and the blanking blocking cylinder 133 is located upstream of the blanking steering bit 131. It can be understood that when the jig of the last automatic welding equipment 100 that has been processed in the blanking assembly line 130 senses the material, the jig does not reach the blanking turning position 131, and the blanking blocks the cylinder 133 to push up, keeps off and stops the jig, and the jacking turning cylinder 101 that prevents the blanking turning position 131 collides with the jig.

Referring to fig. 6 to 9, in the present embodiment, a code scanning bit 111 is disposed upstream of the feeding line 110, and the code scanning bit 111 includes a barcode gun, a code scanning bit 111 blocking cylinder, an optical fiber sensor, and a code scanning bit 111 jacking cylinder. It can be understood that the tool flows into feed water line 110, sweeps code position 111 jacking cylinder jack-up tool, and the code is swept to the bar code rifle, and whether every position has the product on the tool is judged to the fiber sensor, does not have the position of product, and welding assembly line 120 directly skips not processing this position. Effectively improving the production precision and ensuring the quality of products.

Referring to fig. 7 to 9, in the present embodiment, the welding line 120 is provided with a welding processing station 121, the worktable 160 is provided with a triaxial welding head 150, and the triaxial welding head 150 is located at a side of the welding processing station 121. It is understood that the three-axis welding head 150 includes a three-axis lead screw module, a CCD, a distance meter, a gantry, a welding head, and the like. The CCD shoots and positions the welding processing position 121, the distance meter measures the distance between the product processing position on the jig and the welding head, and the welding head is used for emitting laser to process the product. When the jig flows to the welding station 121, the welding station 121 jacks up the cylinder to jack up the jig, the three-axis screw rod module moves to adjust the position, and the three-axis welding head 150 sequentially performs CCD photographing positioning and light-emitting welding on welding spots of products in the jig. ,

referring to fig. 6 to 9, in the present embodiment, the code scanning bit 111 is provided with a material arrival sensor, the material loading turning bit 112 is provided with a turning material loading sensor 113, and the material unloading turning bit 131 is provided with a turning material unloading sensor 134. It will be appreciated that the incoming material sensor detects whether there is product in the fixture on the feed line 110, and thus whether it is entering the welding line 120 or whether there are points to be welded. Turn to material loading inductor 113 and detect that the tool flows into the material loading and turn to position 112, and the material loading turns to position 112 and blocks the cylinder jacking, keeps off and stops the tool, and the material loading turns to position 112 jacking and turns to cylinder 101 jacking jack-up tool, and the tool turns to position 112 jacking from the material loading and turns to cylinder 101 and flow to welding assembly line 120. The jig is processed at the welding processing position 121, and after the turning blanking sensor 134 senses that the jig flows into the blanking turning position 131, the blanking turning position 131 jacks the turning cylinder 101 to descend, and the jig is conveyed to the next automatic welding device 100 along with the blanking assembly line 130 through a belt.

Referring to fig. 6 to 9, in the present embodiment, the blanking buffer bit 132 is provided with a buffer-to-material sensor 135. It is understood that the buffer-to-feed sensor 135 can sense the tool that the blanking line 130 has flowed down from the previous automated welding apparatus 100. When the feeding diverting cylinder 101 is in the lifting state at the lifting diverting bearing 131, if the feeding sensor 135 senses the jig flowing down from the previous automatic welding equipment 100, the feeding diverting bearing is in the lifting state. In order to prevent the tool from colliding with the discharging steering cylinder 101 through jacking the steering bit 131, the discharging buffer bit 132 blocks jacking of the cylinder, the tool is stopped, and the discharging steering cylinder 131 is prevented from jacking the steering cylinder 101 and colliding with the tool.

Referring to fig. 1 to 9, in a preferred embodiment, there are four automatic welding apparatuses 100, four automatic welding apparatuses 100 are arranged at intervals, four feeding lines 110 are connected in series, and four blanking lines 130 are connected in series. The four automated welding apparatus 100 workflows are described below:

(1) the fixture flows from the last automated welding equipment 100 into the feed line 110.

(2) The tool stops sweeping code position 111 fender, and the bar code rifle sweeps a yard tool two-dimensional code, and whether product has the material in the optical fiber inductor response tool.

(3) Sweep the decline of sign indicating number 111 jacking cylinder, sweep sign indicating number 111 and block that the cylinder descends, the tool turns to the station along with the material loading assembly line flow to the material loading.

(4) The code scanning position 111 blocks the cylinder from rising, and the material loading steering position 112 lifts the cylinder to rise. The belt runs.

(5) The jig flows into the welding station 121. The welding station 121 blocks the cylinder stop jig.

(6) And (5) jacking the cylinder jacking jig at the welding position.

(7) The triaxial welding head 150 moves to sequentially carry out CCD photographing, positioning and welding on welding spots of products in the jig.

(8) After the machining is completed, the welding machining position 121 jacks up the air cylinder, and the welding machining position 121 blocks the air cylinder from descending.

(9) The blanking assembly line 130 lifts the steering cylinder 101 to ascend at the same time when the cylinder is lifted at the welding processing station 121, and the jig flows into the blanking steering cylinder 131. When the unloading of unloading assembly line 130 arrives the material inductor and senses last automation welding equipment 100's tool at unloading buffering position 132, unloading buffering position 132 blocks the cylinder and pushes up, prevents that the unloading from turning to the jacking of direction 131 and turning to cylinder 101 and tool collision.

(10) The blanking steering cylinder 131 is jacked to lift the steering cylinder 101 to descend, and the jig flows out of the automatic welding equipment 100 along with the belt of the blanking assembly line 130. The blanking buffer position 132 blocks the cylinder from descending, and the jig processed by the last automatic welding device 100 also flows out of the automatic welding device 100.

(11) The processed jig flows into a feed back assembly line. The jig is flowed into the customer equipment 300 to process or take out the product from the other positions to be processed of the product in the jig.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An automated welding system comprising a plurality of automated welding devices, wherein the automated welding devices comprise

A work table;

the feeding assembly line is arranged on the workbench and is provided with a feeding steering direction;

the blanking assembly line is arranged on the workbench and is provided with a blanking steering position;

the welding assembly line is arranged between the feeding steering position and the discharging steering position;

the feeding steering position and the discharging steering position are both provided with jacking steering cylinders, each feeding assembly line is connected in series, and each discharging assembly line is connected in series.

2. The automated welding system of claim 1, further comprising a return device disposed at a side of the automated welding device at the tail, wherein the return device is provided with an empty-load fixture reflow line, wherein a fixture reflow line is disposed on the worktable, wherein the fixture reflow line is disposed at a side of the feeding assembly line, and each fixture reflow line is connected in series with the empty-load fixture reflow line.

3. The automated welding system of claim 2, wherein the feedback device is provided with a product feedback assembly line, the tail blanking assembly line is provided with a tail blanking level, and the product feedback assembly line is provided at the tail blanking level.

4. The automated welding system of claim 3, wherein the feed diverter station is provided with a feed stop cylinder.

5. The automated welding system of claim 4, wherein the blanking assembly line is provided with a blanking buffer station, the blanking buffer station being provided with a blanking barrier cylinder, the blanking barrier cylinder being located upstream of the blanking diversion station.

6. The automated welding system of claim 5, wherein the feed assembly line is provided with a code scanning position upstream, and the code scanning position is provided with a bar code gun, a code scanning position blocking cylinder, a fiber optic sensor and a code scanning position jacking cylinder.

7. The automated welding system of claim 6, wherein the welding line has a welding station, and wherein the work table has a three-axis weld head positioned to the side of the welding station.

8. The automated welding system of claim 7, wherein the code sweep bit is provided with a material arrival sensor, the material loading divert bit is provided with a material loading divert sensor, and the material unloading divert bit is provided with a material unloading divert sensor.

9. The automated welding system of claim 5, wherein the blanking cache location is provided with a cache-to-material sensor.

10. The automated welding system of any one of claims 1 to 9, wherein there are four automated welding devices, four of the automated welding devices are spaced apart, four of the feed lines are in series, and four of the discharge lines are in series.