CN217701770U

CN217701770U - Cooling water return device of anchor chain flash welding machine

Info

Publication number: CN217701770U
Application number: CN202221539712.7U
Authority: CN
Inventors: 张毅
Original assignee: Zhengmao Group Co ltd
Current assignee: Zhengmao Group Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-11-01
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a cooling water return device of an anchor chain flash welding machine, which comprises a water tank, a floating ball mechanism and a drainage mechanism; the water tank is of a ladder structure, and a top cover on one side of the water tank is provided with a plurality of rows of jacks; the floating ball mechanism comprises a connecting flange, a floating ball seat, a floating ball, a trigger rod, an upper inductive switch and a lower inductive switch, the connecting flange and the floating ball seat are fixedly connected with the water tank respectively, one end of a floating ball swing rod is hinged with the floating ball seat, the lower end of the trigger rod is fixedly connected with the middle part of the floating ball swing rod, and the upper inductive switch and the lower inductive switch are fixed on the side wall of one side of the water tank respectively; the drainage mechanism comprises a downpipe, a motor pipeline pump combination and a water return pipe, the upper end of the downpipe is fixedly connected with the bottom of the water tank, the lower end of the downpipe is fixedly connected with a water inlet pipe of the pipeline pump, and a water outlet pipe of the pipeline pump is communicated with an outdoor cooling water tank through the water return pipe. The utility model discloses can eliminate the return water backpressure, improve the return water velocity of flow, avoid the welding machine respectively to need the rivers passageway of radiating part to produce the incrustation scale to improve the cooling effect of each part of welding machine.

Description

Cooling water return device of anchor chain flash welding machine

Technical Field

The utility model relates to a cooling water device of unit, especially a cooling water backwater device of unit are made to anchor chain belong to cooling arrangement technical field to the anchor chain.

Background

The anchor chain ring is manufactured by five processes of bar heating, horizontal bending forming, flash welding, deburring and crosspiece pressing, and the five processes are sequentially carried out by five special machines including a heating machine, a ring bending machine, a flash welding machine, a deburring machine and a gear pressing machine, wherein the flash welding machine of the anchor chain ring is the most critical equipment related to the quality of the anchor chain ring. In the flash welding process, the upper electrode block and the lower electrode block of the fixed table and the upper electrode block and the lower electrode block of the movable table of the flash welding machine respectively vertically clamp two pairs of welding ends on one side of the ring body to form a positive electrode and a negative electrode for flash welding. The temperature of the chain ring before flash welding is between 800 and 850 ℃, and a large amount of heat is generated in the flash welding process, so that each part of the welding transformer is easy to generate heating phenomenon, the welding quality of the chain ring is influenced finally,

the cooling water system comprises a cooling water pool, a flow dividing device and a flow collecting device, wherein the flow dividing device and the flow collecting device are arranged on the welding machine, water in the cooling water pool is conveyed to the flow dividing device by a water pump when the welding machine works, the flow dividing device divides cooling water into parts needing cooling through a plurality of water inlet hoses, and finally the cooling water flows back to the cooling water pool through a main water return pipe after being collected to the flow dividing device through a plurality of water return hoses. The cooling water system adopts a closed water return mode, because the cooling water tank is usually arranged outside a production workshop, the distance between the welding machine and the cooling water tank is far, when the back pressure of the cooling water return water is high, the cooling water is often not smooth in water return, so that water scales are easily generated in water flow channels of parts of the welding machine which need to dissipate heat, water channels are blocked, and the cooling effect of the parts is finally influenced, thereby influencing the working state of the welding machine. At present, workers touch the water return hoses one by one to check the cooling conditions of all parts of the welding machine, which wastes labor and time and affects the production efficiency. In addition, similar cooling systems are adopted by a heating machine, a ring bending machine, a welding burr removing machine, a gear pressing machine and the like, and the same problems exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anchor chain flash welding machine cooling water return device, the device simple structure can eliminate the return water backpressure, improves the return water velocity of flow, avoids the incrustation scale to produce to improve flash welding machine's cooling effect.

The utility model discloses a following technical scheme realizes:

a cooling water return device of an anchor chain flash welding machine comprises a water tank, a floating ball mechanism arranged in the water tank and a drainage mechanism arranged at the bottom of the water tank; the water tank is of a stepped structure, the height H of one side of the water tank is greater than the height H of the other side of the water tank, a top cover on one side of the water tank is provided with a plurality of rows of jacks, and a plurality of return water hoses of the welding machine are respectively inserted into the corresponding jacks; the floating ball mechanism comprises a connecting flange, a floating ball seat, a floating ball, a trigger rod, an upper inductive switch and a lower inductive switch, the connecting flange is arranged outside the water tank, the floating ball seat is arranged inside the water tank, the connecting flange and the floating ball seat are fixedly connected with the water tank through fasteners respectively, one end of a floating ball swing rod is hinged with the floating ball seat, the trigger rod is fixed on the upper side of the middle part of the floating ball swing rod, an inductive head is fixed at the upper end of the trigger rod, the upper inductive switch and the lower inductive switch are fixed on the side wall of one side of the water tank respectively, and when the floating ball is positioned at the lowest water level and the highest water level, the positions of the inductive head at the upper end of the trigger rod correspond to the positions of the lower inductive switch and the upper inductive switch respectively; the drainage mechanism comprises a downpipe, a motor pipeline pump combination and a water return pipe, the upper end of the downpipe is fixedly connected with the bottom of the water tank, the lower end of the downpipe is fixedly connected with a water inlet pipe of the pipeline pump, a water outlet pipe of the pipeline pump is communicated with an outdoor cooling water tank through the water return pipe,

the object of the invention is further achieved by the following technical measures.

In the cooling water return device for the anchor chain flash welding machine, the height H of one side of the water tank is 180-200 mm greater than the height H of the other side of the water tank, and the other side of the water tank is of an open structure.

According to the cooling water return device of the anchor chain flash welding machine, the return water hose is made of the transparent nylon pipe.

The flow rate of the pipeline pump is 40-50 liters per minute.

The utility model discloses an open return water device, simple structure is compact, and is with low costs. And a plurality of water return hoses of each part of the welding machine are respectively inserted into the plurality of rows of jacks on the top cover on one side of the water tank, and water can enter the open water tank. When the amount of return water is less, the cooling water directly flows back to the cooling water tank through the downpipe, when the water level in the water tank rises to the highest water level, the floating ball oscillating bar drives the induction head of the trigger rod to rise to the position of the upper induction switch, the upper induction switch sends a message, the motor and pipeline pump combination is started, the pipeline pump accelerates the water in the water tank to be conveyed to the cooling water tank, and the water tank is prevented from overflowing out of the water tank. When the water level in the water tank is lowered to the lowest water level, the floating ball swing rod drives the induction head of the trigger rod to fall to the position of the lower induction switch, the lower induction switch sends a signal, and the motor pipeline pump combination stops running. Therefore, the back pressure of the backwater can be eliminated, the flow speed of the backwater is improved, and the water flow channel of each part of the welding machine which needs heat dissipation is prevented from generating scale, so that the cooling effect of each part of the welding machine is improved, and the welding quality of the anchor chain ring is ensured. The anchor chain heating machine, the ring bending machine, the welding burr removing machine, the gear pressing machine and the like can adopt the water return structure, the purpose of improving the cooling effect is achieved, and the application range is wide. The water tank adopts a stepped structure with one open side, the working state of each return water hose can be visually observed at any time, time and labor are saved, the labor intensity of workers can be reduced, and the production efficiency is improved.

The advantages and features of the invention will be illustrated and explained by means of the following non-restrictive description of preferred embodiments, which are given by way of example only with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a left side view of fig. 1.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1, fig. 2 and fig. 3, the present invention includes a water tank 1, a float mechanism 2 disposed in the water tank 1, and a drainage mechanism 3 disposed at the bottom of the water tank 1. The water tank 1 is of a stepped structure, the height H of one side of the water tank 1 is 180 mm-200 mm larger than the height H of the other side of the water tank 1, the height H of the other side of the water tank 1 is 190mm larger than H in the embodiment, the top of one side of the water tank 1 is provided with a top cover, and the other side of the water tank is of an open structure convenient for observation. The top cover of one side of the water tank 1 is provided with two rows of jacks, a plurality of return water hoses 11 of the welding machine are respectively inserted into the corresponding jacks, the return water hoses 11 are made of transparent nylon pipes, and whether the return water hoses 11 are blocked or not can be clearly observed.

The floating ball mechanism 2 comprises a connecting flange 21, a floating ball seat 22, a floating ball 23, a trigger lever 24, a sensing head 241, an upper sensing switch 25 and a lower sensing switch 26, the connecting flange 21 is arranged on the outer side of the water tank 1, the floating ball seat 22 is arranged on the inner side of the water tank 1, a sealing gasket is arranged between the floating ball seat 22 and the water tank 1, the connecting flange 21 and the floating ball seat 22 are fixedly connected with the water tank 1 through fasteners respectively, the left end of a floating ball swing rod 27 is hinged with the floating ball seat 22, the trigger lever 24 is arranged on the upper side of the floating ball swing rod 27, the lower end of the trigger lever 24 is fixedly connected with the middle of the floating ball swing rod 27 in a welding mode, the upper sensing switch 25 and the lower sensing switch 26 are fixed on the side wall of the water tank respectively, and the position of the sensing head 241 on the upper end of the trigger lever 24 corresponds to the positions of the lower sensing switch 26 and the upper sensing switch 25 respectively. When the floating ball 23 is positioned at the lowest water level a, the induction head 241 triggers the lower induction switch 26, the induction switch 26 sends a signal, and the motor pipeline pump combination 32 stops working; when the floating ball 23 is located at the highest water level b, the sensing head 241 triggers the upper sensing switch 25, the upper sensing switch 25 sends a signal, the motor and pipeline pump combination 32 starts to work, and backwater is prevented from overflowing out of the water tank 1.

The drainage mechanism 3 comprises a downpipe 31, a motor and pipeline pump combination 32 and a water return pipe 33, wherein the upper end of the downpipe 31 is fixedly connected with the bottom of the water tank 1, the lower end of the downpipe 31 is fixedly connected with a water inlet pipe of a pipeline pump 321, a water outlet pipe of the pipeline pump 321 is communicated to an outdoor cooling water tank through the water return pipe 33, the pipeline pump 321 is a single-stage centrifugal water pump, the flow rate of the single-stage centrifugal water pump is 40 liters per minute to 50 liters per minute, and the flow rate of the pipeline pump 321 in the embodiment is 40 liters per minute.

In addition to the above embodiments, the present invention can also have other embodiments, and all technical solutions formed by equivalent replacement or equivalent transformation are all within the protection scope required by the present invention.

Claims

1. The utility model provides an anchor chain flash welding machine cooling water backwater device which characterized in that: comprises a water tank, a floating ball mechanism arranged in the water tank and a drainage mechanism arranged at the bottom of the water tank; the water tank is of a stepped structure, the height H of one side of the water tank is greater than the height H of the other side of the water tank, a top cover on one side of the water tank is provided with a plurality of rows of jacks, and a plurality of return water hoses of the welding machine are respectively inserted into the corresponding jacks; the floating ball mechanism comprises a connecting flange, a floating ball seat, a floating ball, a trigger rod, an upper inductive switch and a lower inductive switch, the connecting flange is arranged outside the water tank, the floating ball seat is arranged inside the water tank, the connecting flange and the floating ball seat are fixedly connected with the water tank through fasteners respectively, one end of a floating ball swing rod is hinged with the floating ball seat, the trigger rod is fixed on the upper side of the middle part of the floating ball swing rod, an inductive head is fixed at the upper end of the trigger rod, the lower end of the trigger rod is fixedly connected with the middle part of the floating ball swing rod, the upper inductive switch and the lower inductive switch are fixed on the side wall of one side of the water tank respectively, and when the floating ball is positioned at the lowest water level and the highest water level, the inductive head at the upper end of the trigger rod corresponds to the lower inductive switch and the upper inductive switch respectively; the drainage mechanism comprises a downpipe, a motor pipeline pump combination and a water return pipe, the upper end of the downpipe is fixedly connected with the bottom of the water tank, the lower end of the downpipe is fixedly connected with a water inlet pipe of the pipeline pump, and a water outlet pipe of the pipeline pump is communicated to an outdoor cooling water tank through the water return pipe.

2. The cooling water backwater device of the anchor chain flash welding machine as claimed in claim 1, wherein: the height H of one side of the water tank is 180-200 mm larger than the height H of the other side of the water tank, and the other side of the water tank is of an open structure.

3. The cooling water backwater device of the anchor chain flash welding machine as claimed in claim 1, wherein: the backwater hose is made of a transparent nylon pipe.

4. The cooling water backwater device of the anchor chain flash welding machine as claimed in claim 1, wherein: the flow rate of the pipeline pump is 40-50 liters per minute.