CN215999099U

CN215999099U - Multiple cooling system of laser welding robot

Info

Publication number: CN215999099U
Application number: CN202121390921.5U
Authority: CN
Inventors: 王严; 胡京磊; 巢岚
Original assignee: Hanneng Robot Automation Danyang Co ltd
Current assignee: Hanneng Robot Automation Danyang Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-03-11
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a multiple cooling system of a laser welding robot, which comprises the laser welding robot, wherein the head part of the laser welding robot is provided with a welding gun, a cooling water pipeline system is also arranged in the welding gun, the cooling water pipeline system is characterized by comprising a cooling water manifold, wherein the inlet of the cooling water manifold is connected with a cooling tower through a first branch, the outlet of the cooling water manifold is connected with a circulating water tank through a second branch, a circulating water pump, a pressure gauge and a filter are further arranged on the second branch, the cooling tower is connected with the circulating water tank through a third branch, a water supplementing valve and a sewage draining valve are further arranged on the circulating water tank, a dosing pipeline is arranged at the top of the circulating water tank, a fourth branch is connected in parallel on the dosing pipeline, a water inlet valve and a water outlet valve are arranged on the fourth branch, a medicament tank is arranged between the water inlet valve and the water outlet valve, and a bypass valve is further arranged between the dosing pipeline and two connection points of the fourth branch.

Description

Multiple cooling system of laser welding robot

Technical Field

The utility model relates to a multiple cooling system of a laser welding robot.

Background

The welding workshop of an automobile factory is used as the first link of the whole automobile assembly, and the importance of the welding workshop is self-evident, one production line can be used for continuously operating a plurality of welding guns for a long time, and the load is extremely high. At the welding section of a domestic automobile factory, the welding gun is overheated, so that the welding gun is frequently maintained, replaced and scrapped, and even the bottleneck problems of production quality and capacity occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provides a multiple cooling system of a laser welding robot.

The multiple cooling system of the laser welding robot comprises the laser welding robot, a welding gun is arranged at the head of the laser welding robot, the welding gun comprises an electrode arm, an electrode cap is arranged on the electrode arm, the electrode arm is connected with a transformer and a secondary conductor, and a cooling water pipeline system is also arranged in the welding gun, the multiple cooling system is characterized in that the cooling water pipeline system comprises a cooling water manifold, the inlet of the cooling water manifold is connected with a cooling tower through a first branch, the outlet of the cooling water manifold is connected with a circulating water pool through a second branch, a circulating water pump, a pressure gauge and a filter are also arranged on the second branch, the cooling tower is connected with the circulating water pool through a third branch, a water supplementing valve and a sewage discharging valve are also arranged on the circulating water pool, a medicine adding pipeline is arranged at the top of the circulating water pool, a fourth branch is connected on the medicine adding pipeline in parallel, a water inlet valve and a water outlet valve are arranged on the fourth branch, a medicine inlet valve is arranged between the medicine inlet valve and the water outlet valve, a bypass valve is also arranged between the two connection points of the dosing pipeline and the fourth branch.

As a further improvement, the cooling tower is a natural draft cooling tower, a mechanical draft cooling tower or a mixed draft cooling tower.

As a further improvement, the second branch is also provided with a sampling water nozzle.

As a further improvement, the water replenishing valve is arranged on the water replenishing pipeline, and the water replenishing pipeline is also provided with a softener.

As a further improvement, the medicaments in the medicament tank are a hard water softener, a copper corrosion inhibitor and a bactericide.

As a further improvement, the medicament tank is provided with an observation window.

Has the advantages that:

the utility model has ingenious design, the circulating water pump pumps cold water to a main circulating pipeline of a welding workshop, then the water temperature is raised through a welding gun and then enters a loop, the cold water reaches the top of the cooling tower by means of the return water pressure, hot water is fully contacted with air through air convection in the cooling tower, part of the hot water is evaporated, the water temperature is reduced, and the hot water falls back to the circulating water tank; in order to reduce the water discharge, save the operation cost and improve the water treatment effect, a softener and a filter are also arranged in the system, the softener is connected in series in a water supply pipeline, the hardness of the water supply is reduced through ion exchange, the condition that the hardness of circulating water is too high due to concentration is avoided, and the problem of rapid scaling of heat exchange equipment is avoided; what the filter was solved is the turbidity problem of circulating water, through getting rid of the suspended solid of great diameter, the filter can get into dust, worm, bird's dung, plant seed etc. of aquatic and get rid of to avoid causing the pipeline to block up.

Drawings

FIG. 1 is a schematic view of the general structure of a multiple cooling system of a laser welding robot;

1. the electrode cap 2, the electrode arm 3, the transformer 4, the secondary conductor 5, the blow-down valve 6, the cooling tower 7, the water replenishing valve 8, the blow-down valve 9, the circulating pump 10, the circulating water tank 11, the pressure gauge 12, the filter 13, the bypass valve 14, the water inlet valve 15, the water outlet valve 16 and the medicament tank.

Detailed Description

For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

As shown in fig. 1, the multiple cooling system of the laser welding robot includes an electrode cap 1, an electrode arm 2, a transformer 3, a secondary conductor 4, a blow-off valve 5, a cooling tower 6, a water replenishing valve 7, a blow-off valve 8, a circulating water pump 9, a circulating water tank 10, a pressure gauge 11, a filter 12, a bypass valve 13, a water inlet valve 14, a water outlet valve 15 and a chemical tank 16.

The multiple cooling system of the laser welding robot comprises the laser welding robot, a welding gun is arranged at the head of the laser welding robot, the welding gun comprises an electrode arm 2, an electrode cap 1 is arranged on the electrode arm 2, the electrode arm 2 is connected with a transformer 3 and a secondary conductor 4, and a cooling water pipeline system is further arranged in the welding gun, and the multiple cooling system is characterized in that the cooling water pipeline system comprises a cooling water manifold, the inlet of the cooling water manifold is connected with a cooling tower 6 through a first branch, the outlet of the cooling water manifold is connected with a circulating water pool 10 through a second branch, a circulating water pump 9, a pressure gauge 11 and a filter 12 are further arranged on the second branch, the cooling tower 6 is connected with the circulating water pool 10 through a third branch, a water replenishing valve 7 and a sewage draining valve 8 are further arranged on the circulating water pool 10, a dosing pipeline is arranged at the top of the circulating water pool 10, and a fourth branch is connected in parallel on the pipeline, a water inlet valve 14 and a water outlet valve 15 are arranged on the fourth branch, a medicament tank 16 is arranged between the water inlet valve 14 and the water outlet valve 15, and a bypass valve 13 is also arranged between the two connection points of the medicament feeding pipeline and the fourth branch.

Wherein, the cooling tower 6 is a natural draft cooling tower, a mechanical draft cooling tower or a mixed draft cooling tower.

Wherein, the second branch is provided with a sampling water nozzle.

Wherein, the water replenishing valve 7 is arranged on the water replenishing pipeline, and the water replenishing pipeline is also provided with a softener.

Wherein, the medicament in the medicament tank 16 is a hard water softener, a copper corrosion inhibitor and a bactericide.

Wherein, the medicament tank 16 is provided with an observation window.

The circulating water pump pumps cold water to a main circulating pipeline of a welding workshop, then the water temperature rises through a welding gun, the cold water enters a loop, reaches the top of the cooling tower by depending on the return water pressure, hot water is fully contacted with air through air convection in the cooling tower, partial hot water is evaporated, the water temperature is reduced, and the cold water falls back to the circulating water pool; in order to reduce the water discharge, save the operation cost and improve the water treatment effect, a softener and a filter are also arranged in the system, the softener is connected in series in a water supply pipeline, the hardness of the water supply is reduced through ion exchange, the condition that the hardness of circulating water is too high due to concentration is avoided, and the problem of rapid scaling of heat exchange equipment is avoided; what the filter was solved is the turbidity problem of circulating water, through getting rid of the suspended solid of great diameter, the filter can get into dust, worm, bird's dung, plant seed etc. of aquatic and get rid of to avoid causing the pipeline to block up.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The multiple cooling system of the laser welding robot comprises the laser welding robot, a welding gun is arranged at the head of the laser welding robot, the welding gun comprises an electrode arm, an electrode cap is arranged on the electrode arm, the electrode arm is connected with a transformer and a secondary conductor, and a cooling water pipeline system is also arranged in the welding gun, the multiple cooling system is characterized in that the cooling water pipeline system comprises a cooling water manifold, the inlet of the cooling water manifold is connected with a cooling tower through a first branch, the outlet of the cooling water manifold is connected with a circulating water pool through a second branch, a circulating water pump, a pressure gauge and a filter are also arranged on the second branch, the cooling tower is connected with the circulating water pool through a third branch, a water supplementing valve and a sewage discharging valve are also arranged on the circulating water pool, a dosing pipeline is arranged at the top of the circulating water pool, a fourth branch is connected on the dosing pipeline in parallel, and a water inlet valve and a water outlet valve are arranged on the fourth branch, a medicament tank is arranged between the water inlet valve and the water outlet valve, and a bypass valve is also arranged between the medicament feeding pipeline and two connection points of the fourth branch.

2. The multiple cooling system of laser welding robot as claimed in claim 1, wherein the cooling tower is a natural draft cooling tower, a mechanical draft cooling tower or a hybrid draft cooling tower.

3. The multiple cooling system of laser welding robot as claimed in claim 1, wherein a sampling nozzle is further disposed on the second branch.

4. The multiple cooling system of laser welding robot as claimed in claim 1, wherein the water replenishing valve is disposed on a water replenishing pipeline, and a softener is further disposed on the water replenishing pipeline.

5. The multiple cooling system of laser welding robot as claimed in claim 1, wherein the agent in the agent tank is a hard water softener, a copper corrosion inhibitor and a bactericide.

6. The multiple cooling system of laser welding robot as claimed in claim 1, wherein the agent tank is provided with an observation window.