CN219818480U - Water cooling structure of welding gun - Google Patents

Abstract

The utility model relates to a water cooling structure of a welding gun, which comprises a gun body, wherein the front end of the gun body is provided with a nozzle matched with the gun body, the nozzle is detachably connected with the gun body, the outer end of the nozzle is provided with a cooling sleeve, the cooling sleeve is sleeved at the outer end of the nozzle, a cooling cavity is arranged between the inside of the cooling sleeve and the outer wall of the nozzle, one end of the cooling sleeve is provided with a water inlet pipe, the other end of the cooling sleeve is provided with a water outlet pipe, the water inlet pipe and the water outlet pipe are both communicated with the cooling cavity, a first partition plate and a second partition plate are arranged in the cooling cavity, and a water inlet is formed in the second partition plate.

Description

Water cooling structure of welding gun

Technical Field

The utility model relates to the technical field of welding gun equipment, in particular to a water cooling structure of a welding gun.

Background

The welding gun is an important tool for executing welding operation, and the welding gun utilizes the terminal at which the heat generated by high voltage gathers to melt the substances or materials to be welded, so that the temperature of the front end of the welding gun in the working process is higher, the stability of the gun nozzle at the front end of the welding gun can be influenced by long-time use, the welding work efficiency is influenced, potential safety hazards are easily generated, workers are scalded, and a water cooling device is required to be arranged to cool the welding gun.

The common cooling structure is divided into an air cooling structure and a water cooling structure, wherein the water cooling mode has better speaking effect, more common water cooling structure is characterized in that a cooling cavity is arranged at the front end of a welding gun and is arranged towards a corresponding water inlet pipe and a corresponding water outlet pipe, during cooling, cooling water is introduced to enable the cooling water to be in contact with the outer wall of the welding gun, heat is absorbed and then flows out from the water outlet pipe, the structure is simpler, when the cooling water fills the cooling cavity, the newly-flowed cooling water can directly flow to the water outlet pipe, the flowing distance can be the shortest, the cooling water is not fully contacted with the gun body, the cooling water can already flow out of the cooling cavity, heat cannot be fully taken away, the cooling effect is limited, and cooling structure is long to be located the rifle body inside, constitute integratively with the rifle body, need dismantle the rifle body when overhauing, just can operate cooling structure, still set up a large amount of parts in the welder, complicated structure also need dismantle, the work load of maintenance is more, all inconvenient operation when dismantling and installing, and the rifle body appears outside the nozzle of front end at the during operation, the nozzle contacts with the rifle body of rifle body, the heat also can be partly to the rifle body transmission, the rifle body is felt certain heat, the temperature can rise, the inside electronic device of welder etc. needs suitable operating temperature, the high temperature can cause malfunctions, receive the influence easily after long-time work.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a welding gun water cooling structure, which aims to solve the problems of simple water cooling structure and limited cooling capacity of the prior welding gun in the background art.

(II) technical scheme

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a welder water cooling structure, includes the rifle body, rifle body front end is equipped with rather than complex nozzle, the nozzle can be dismantled with the rifle body and be connected, the nozzle outer end is equipped with the cooling jacket, the cooling jacket cover is established at the nozzle outer end, be equipped with the cooling chamber between the inside and the nozzle outer wall of cooling jacket, cooling jacket one end is equipped with the inlet tube, and the other end is equipped with the outlet pipe, just inlet tube and outlet pipe all communicate with the cooling chamber, the cooling intracavity is equipped with first division board and second division board, the water inlet has been seted up on the second division board.

Preferably, the upper end of the cooling sleeve is higher than the nozzle, a front cooling cavity is arranged between the inside of the cooling sleeve and the outer wall of the gun body, branch water pipes are arranged on the water inlet pipe and the water outlet pipe, the water inlet pipe and the water outlet pipe are communicated with the front cooling cavity through the branch water pipes, cooling capacity is provided for the gun body, and cooling effect is enhanced.

In a further preferred mode, the upper end and the lower end of the cooling cavity are respectively provided with a first sealing ring matched with the nozzle, and the upper end and the lower end of the front cooling cavity are respectively provided with a second sealing ring matched with the gun body, so that cooling water leakage is avoided, and stability is ensured.

In a further preferred aspect, the first partition plate and the second partition plate are mutually matched to partition the cooling cavity, a first guide plate and a second guide plate are respectively arranged in the cooling cavity, one end of the first guide plate is fixedly connected with the first partition plate, a first through hole is formed between the other end of the first guide plate and the second partition plate, one end of the second guide plate is fixedly connected with the second partition plate, a second through hole is formed between the other end of the second guide plate and the first partition plate, and the flowing time of cooling water is increased, so that cooling is more fully performed.

In a further preferred embodiment, the cooling jacket is fixedly connected with a temperature guide plate in the cooling cavity, a temperature guide block is arranged on the temperature guide plate, and the temperature guide plate is contacted with the outer end of the nozzle through the temperature guide block, so that a heat absorption effect is provided, and the cooling capacity is improved.

In a further preferred embodiment, the outer end of the gun body is provided with a protective sleeve, the cooling sleeve is arranged in the protective sleeve, and the gun body is provided with a hoop matched with the protective sleeve, so that the cooling sleeve and the nozzle are fixed conveniently, the operation is convenient, and the protective capability is provided.

In a further preferred embodiment, the water inlet pipe and the water outlet pipe pass through the protective sleeve, and a third sealing ring matched with the water inlet pipe and the water outlet pipe is arranged on the protective sleeve to ensure stable operation of the device.

(III) beneficial effects

Compared with the prior art, the utility model provides a welding gun water cooling structure, which has the following beneficial effects:

1. according to the utility model, the cooling cavity, the water inlet pipe and the water outlet pipe are arranged to meet the basic water cooling structure, the cooling cavity is divided into two parts by the cooperation of the first partition plate and the second partition plate, the water inlet pipe and the water outlet pipe are respectively positioned at the upper ends of the two parts, and the water inlets connecting the two parts are positioned below, so that cooling water needs to flow downwards firstly and then upwards to form a back-and-forth flow so as to flow out of the cooling cavity, and the cooling water flows repeatedly left and right while flowing again by the cooperation of the first guide plate and the second guide plate, so that the flowing distance in the cooling water cooling cavity is increased, the cooling water is fully contacted with the nozzle, the heat is absorbed, and the cooling efficiency is improved.

2. Through setting up nozzle and rifle body separately and setting up, set up the cooling jacket and spout outer end again, fix through the protective sheath, the separation of nozzle and rifle body is also handed to by protective sheath and staple bolt cooperation realization with fixed, only need dismantle the protective sheath during the maintenance, take off nozzle and cooling jacket can, need not dismantle welder, has reduced maintenance work, is convenient for overhaul water cooling plant, makes things convenient for the workman to operate.

3. Through setting up cold chamber before and rifle body contact, guide the cooling water flow through branch water pipe, with the position contact that the rifle body is close to the front end, cool off the rifle body, avoid the heat transfer of rifle body front end to the rifle body, influence the work of other equipment in the rifle body, guarantee welder's steady operation.

Drawings

FIG. 1 is a schematic diagram of a front structure of a water cooling structure of a welding gun according to the present utility model;

FIG. 2 is a schematic view of the fitting structure of the gun body, the nozzle and the cooling jacket in the utility model;

FIG. 3 is a schematic view of the structure of the gun body and the nozzle according to the present utility model;

FIG. 4 is a cross-sectional view of the configuration of the cooling jacket and nozzle assembly of the present utility model;

FIG. 5 is a cross-sectional view showing the internal structure of the cooling jacket according to the present utility model;

fig. 6 is a schematic diagram of a matching structure among a nozzle, a first partition plate, a second partition plate, a first guide plate, a second guide plate and a temperature guide plate in the utility model.

In the figure: 1. a gun body; 2. a nozzle; 3. a cooling jacket; 4. a cooling chamber; 5. a water inlet pipe; 6. a water outlet pipe; 7. a first partition plate; 8. a second partition plate; 9. a water-through port; 10. a front cooling chamber; 11. a branch water pipe; 12. a first seal ring; 13. a second seal ring; 14. a first guide plate; 15. a second guide plate; 16. a first port; 17. a second port; 18. a temperature guide plate; 19. a temperature guiding block; 20. a protective sleeve; 21. a hoop; 22. and a third sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-5, a water cooling structure of a welding gun comprises a gun body 1, a nozzle 2 matched with the gun body 1 is arranged at the front end of the gun body 1, the nozzle 2 is detachably connected with the gun body 1, a cooling sleeve 3 is arranged at the outer end of the nozzle 2, the cooling sleeve 3 is sleeved at the outer end of the nozzle 2, a cooling cavity 4 is arranged between the inside of the cooling sleeve 3 and the outer wall of the nozzle 2, a water inlet pipe 5 is arranged at one end of the cooling sleeve 3, a water outlet pipe 6 is arranged at the other end of the cooling sleeve, the water inlet pipe 5 and the water outlet pipe 6 are communicated with the cooling cavity 4, a first partition plate 7 and a second partition plate 8 are arranged in the cooling cavity 4, and a water through port 9 is formed in the second partition plate 8.

Referring to fig. 4 and 5, in this embodiment, the upper end of the cooling jacket 3 is higher than the nozzle 2, a front cooling cavity 10 is disposed between the inside of the cooling jacket 3 and the outer wall of the gun body 1, water branch pipes 11 are disposed on the water inlet pipe 5 and the water outlet pipe 6, the water inlet pipe 5 and the water outlet pipe 6 are both communicated with the front cooling cavity 10 through the water branch pipes 11, first sealing rings 12 matched with the nozzle 2 are disposed at the upper and lower ends of the cooling cavity 4, second sealing rings 13 matched with the gun body 1 are disposed at the upper and lower ends of the front cooling cavity 10, when cooling water enters the water inlet pipe 5, besides flowing into the cooling cavity 4, a part of cooling water flows into the front cooling cavity 10 along the water branch pipes 11 to contact with the inner wall of the gun body 1, heat of the gun body 1 is absorbed, the inner structure of the front cooling cavity 10 can be set up to be the same as that of the cooling cavity 4, then flows into the water outlet pipe 6 from the water branch pipes 11 at the other end, the first sealing rings 12 and the second sealing rings 13 are waterproof sealing rings, the sealing waterproof sealing rings 13 are disposed at the upper and lower ends of the front cooling cavity 10, sealing waterproof sealing capability is provided, and the sealing capability is avoided.

Referring to fig. 4-6, in the present embodiment, a first partition plate 7 and a second partition plate 8 cooperate with each other to separate a cooling cavity 4, a first guide plate 14 and a second guide plate 15 are respectively provided in the cooling cavity 4, one end of the first guide plate 14 is fixedly connected with the first partition plate 7, a first through hole 16 is provided between the other end of the first guide plate 14 and the second partition plate 8, one end of the second guide plate 15 is fixedly connected with the second partition plate 8, a second through hole 17 is provided between the other end of the second guide plate 15 and the first partition plate 7, a cooling jacket 3 is fixedly connected with a heat conducting plate 18 in the cooling cavity 4, a heat conducting block 19 is provided on the heat conducting plate 18, the heat conducting plate 18 contacts with the outer end of a nozzle 2 through the heat conducting block 19, after cooling water flows into the cooling cavity 4 from a water inlet pipe 5, the cooling water outlet pipe 6 which cannot directly flows to the other end is provided under the action of the first partition plate 7 and the second partition plate 8, downward flow is required, flows under the guidance of the first guide plate 14 and the second guide plate 15, passes through the first guide plate 14 from the first through hole 16, passes through the second guide plate 15 from the second through hole 17, repeatedly moves along the first guide plate 14 and the second guide plate 15 while flowing downwards, flows into the cooling cavity 4 at the other end after passing through the water through hole 9, repeatedly moves along the first guide plate 14 and the second guide plate 15 while flowing upwards, finally flows to the uppermost part and leaves the cooling cavity 4 from the water outlet pipe 6, increases the flowing time of cooling water in the cooling cavity 4, avoids the cooling water from flowing into the water outlet pipe 6 before fully contacting with the nozzle 2, and contacts with the heat conducting plate 18 when the cooling water flows between the first guide plate 14 and the second guide plate 15, the heat conducting plate 18 contacts with the nozzle 2 through the heat conducting block 19, the cooling water absorbs the heat of the heat conducting plate 18, thereby enabling the cooling water to absorb heat more fully and improving the cooling capacity.

Referring to fig. 1-3, in this embodiment, a protecting sleeve 20 is disposed at the outer end of a gun body 1, a cooling jacket 3 is disposed in the protecting sleeve 20, a hoop 21 matched with the protecting sleeve 20 is disposed on the gun body 1, both a water inlet pipe 5 and a water outlet pipe 6 pass through the protecting sleeve 20, a third sealing ring 22 matched with the water inlet pipe 5 and the water outlet pipe 6 is disposed on the protecting sleeve 20, when the protecting sleeve 20 is installed, a nozzle 2 is installed in the cooling jacket 3 in the protecting sleeve 20, the protecting sleeve 20 covers the gun body 1, after the nozzle 2 contacts with the gun body 1, the cooling jacket 3 contacts with the gun body 1, after a front cooling cavity 10 is formed, the protecting sleeve 20 is fixed on the gun body 1 through the hoop 21, the third sealing ring 22 is an airtight sealing ring, so that gas or other impurities can be prevented from entering from gaps between the water inlet pipe 5 and the water outlet pipe 6 and the protecting sleeve 20, and the operation of the cooling jacket 3 and the nozzle 2 is affected.

Example 2:

referring to fig. 2 to 6, when the apparatus is used, the apparatus is connected to a power supply, the water inlet pipe 5 is connected to a supply apparatus of cooling water, the water outlet pipe 6 is connected to a recovery apparatus of cooling water, when the gun body 1 cooperates with the nozzle 2 to perform work, the supply apparatus of cooling water supplies cooling water to the water inlet pipe 5, after the cooling water flows into the cooling cavity 4 from the water inlet pipe 5, the cooling cavity 4 is filled, and the cooling water just flowing into the cooling cavity 4 is located at one end of the cooling cavity 4 under the action of the first partition plate 7 and the second partition plate 8, and cannot flow directly to the water outlet pipe 6 at the other end, and needs to flow downwards first, flow under the guidance of the first guide plate 14 and the second guide plate 15, pass through the first guide plate 14 from the first through the second through hole 17 and pass through the second guide plate 15, so as to flow downwards along the first guide plate 14 and the second guide plate 15 repeatedly, after flowing to the lowest end of the cooling cavity 4, the cooling water passes through the water through hole 9 so as to flow into the cooling cavity 4 at the other end, then flows upwards while repeatedly moving along the first guide plate 14 and the second guide plate 15, finally flows to the uppermost part and leaves the cooling cavity 4 from the water outlet pipe 6, thereby increasing the flowing time of the cooling water in the cooling cavity 4, enabling the cooling water to fully contact with the outer wall of the nozzle 2, avoiding the cooling water from flowing into the water outlet pipe 6 before fully contacting with the nozzle 2, and contacting with the heat conducting plate 18 when the cooling water flows between the first guide plate 14 and the second guide plate 15, enabling the heat conducting plate 18 to contact with the nozzle 2 through the heat conducting block 19, conducting heat, enabling the cooling water to absorb the heat of the heat conducting plate 18, enabling the cooling water to absorb more heat, improving the cooling capacity, and in addition, when the cooling water enters the water inlet pipe 5, besides flowing into the cooling cavity 4, and the other part flows into the front cooling cavity 10 along the branch water pipe 11, contacts with the inner wall of the gun body 1, absorbs heat of the gun body 1, can be arranged in the inner structure of the front cooling cavity 10 and has the same structure as the cooling cavity 4, and then flows into the water outlet pipe 6 from the branch water pipe 11 at the other end to finish cooling the gun body 1, wherein the first sealing ring 12 and the second sealing ring 13 are waterproof sealing rings, the second sealing ring 13 is distributed at the upper end and the lower end of the front cooling cavity 10 to provide sealing and waterproof capability, the first sealing ring 12 is distributed at the upper end and the lower end of the cooling cavity 4 to provide sealing and waterproof capability, and cooling water leakage is avoided.

Example 3:

referring to fig. 1-4, based on the above embodiment 2, when the equipment needs to be inspected, the hoop 21 is loosened, the protective sleeve 20 can be withdrawn from the gun body 1, the protective sleeve 20 drives the nozzle 2 and the cooling jacket 3 to leave the gun body 1 together, thereby facilitating the inspection of the gun body 1, the cooling jacket 3 and the nozzle 2 are exposed in the protective sleeve 20, the cooling jacket 3 and the nozzle 2 are also facilitated to be overhauled, if only the nozzle 2 or the cooling jacket 3 needs to be repaired, the equipment such as the gun body 1 is not required to be disassembled any more, the operation is facilitated, the nozzle 2 is installed in the cooling jacket 3 in the protective sleeve 20, so that the protective sleeve 20 covers the gun body 1, after the nozzle 2 contacts the gun body 1, the cooling jacket 3 contacts the gun body 1 to form the front cooling cavity 10, the protective sleeve 20 is fixed on the gun body 1 through the hoop 21, the protective sleeve 20 is not flexible, the upper end can accept deformation, and the third sealing ring 22 is an airtight sealing ring, so that gas or other impurities can be prevented from entering from the gap between the water inlet pipe 5 and the water outlet pipe 6 and the protective sleeve 20 to affect the cooling jacket 3 and the nozzle 2.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a welder water-cooling structure, includes rifle body (1), rifle body (1) front end is equipped with rather than complex nozzle (2), its characterized in that: the utility model discloses a gun with cooling function, including nozzle (2), rifle body (1), nozzle (2) outer end is equipped with cooling jacket (3), cooling jacket (3) cover is established in nozzle (2) outer end, be equipped with cooling chamber (4) between cooling jacket (3) inside and nozzle (2) outer wall, cooling jacket (3) one end is equipped with inlet tube (5), and the other end is equipped with outlet pipe (6), just inlet tube (5) and outlet pipe (6) all communicate with cooling chamber (4), be equipped with first division board (7) and second division board (8) in cooling chamber (4), water inlet port (9) have been seted up on second division board (8).

2. The water cooling structure of a welding gun according to claim 1, wherein: the cooling jacket is characterized in that the upper end of the cooling jacket (3) is higher than the nozzle (2), a front cooling cavity (10) is arranged between the inside of the cooling jacket (3) and the outer wall of the gun body (1), branch water pipes (11) are arranged on the water inlet pipe (5) and the water outlet pipe (6), and the water inlet pipe (5) and the water outlet pipe (6) are communicated with the front cooling cavity (10) through the branch water pipes (11).

3. The water cooling structure of a welding gun according to claim 2, wherein: the upper end and the lower end of the cooling cavity (4) are respectively provided with a first sealing ring (12) matched with the nozzle (2), and the upper end and the lower end of the front cooling cavity (10) are respectively provided with a second sealing ring (13) matched with the gun body (1).

4. The water cooling structure of a welding gun according to claim 1, wherein: the cooling cavity (4) is divided by the first partition plate (7) and the second partition plate (8) which are matched with each other, a first guide plate (14) and a second guide plate (15) are respectively arranged in the cooling cavity (4), one end of the first guide plate (14) is fixedly connected with the first partition plate (7), a first through hole (16) is formed between the other end of the first guide plate and the second partition plate (8), one end of the second guide plate (15) is fixedly connected with the second partition plate (8), and a second through hole (17) is formed between the other end of the second guide plate and the first partition plate (7).

5. The water cooling structure of a welding gun according to claim 4, wherein: the cooling jacket (3) is fixedly connected with a temperature guide plate (18) in the cooling cavity (4), a temperature guide block (19) is arranged on the temperature guide plate (18), and the temperature guide plate (18) is contacted with the outer end of the nozzle (2) through the temperature guide block (19).

6. The water cooling structure of a welding gun according to claim 1, wherein: the gun is characterized in that a protective sleeve (20) is arranged at the outer end of the gun body (1), the cooling sleeve (3) is arranged in the protective sleeve (20), and a hoop (21) matched with the protective sleeve (20) is arranged on the gun body (1).

7. The water cooling structure of a welding gun according to claim 6, wherein: the water inlet pipe (5) and the water outlet pipe (6) pass through the protective sleeve (20), and a third sealing ring (22) matched with the water inlet pipe (5) and the water outlet pipe (6) is arranged on the protective sleeve (20).