Welding device of red copper distributor for air conditioner

Abstract

The utility model discloses a welding device of a red copper distributor for an air conditioner, which relates to the technical field of welding and comprises a workbench, a vertically upward guide stand column and a screw rod are arranged on the workbench, a welding machine device is connected onto the guide stand column and the screw rod, and a high-frequency welding ring is connected onto the welding machine device. A welding table device is arranged on the workbench, a first welding cavity, a second welding cavity and a circulating air chamber are formed in the welding table device, a second motor is arranged in the first welding cavity, an air pump device is arranged in the second welding cavity, and a fixing clamp device is rotationally connected to the welding table device. The fixing clamp device is concentric with the central axis of the high-frequency welding ring, the fixing clamp device communicates with the circulating air chamber, and the fixing clamp device is in transmission connection with the second motor. The device can conduct temperature control on the exterior and the interior of the welding position at the same time, the heating uniformity of welding is guaranteed, the welding quality is improved, and the machining cost of welding is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the welding technical field, concretely relates to a welding device of red copper distributor for air conditioner. BACKGROUND

[0002] The red copper distributor is an important component in air conditioner and refrigeration system, which is used for distributing refrigerant evenly to each passage of evaporator. When welding red copper, if the heating is uneven or the temperature is not enough, it may cause poor welding due to the excellent heat conduction performance of red copper.

[0003] The patent with the application number 2018213717548 discloses a kind of air conditioner distributor welding equipment of anti welding, including base and side wall, the base is provided with the fixed seat for inserting and installing the liquid inlet pipe of distributor to be welded, fixed seat one side is provided with the support frame for fixing the liquid outlet pipe of distributor, high-frequency induction coil and the depth of fusion control device located below high-frequency induction coil are fixed on the side wall, the depth of fusion control device includes air inlet pipe and the air outlet pipe surrounding distributor, multiple air outlet holes are arranged on the inner side of air outlet pipe, the welding temperature at welding place is controlled by nitrogen control welding through depth of fusion control device, so that heating is uniform, guarantee that distributor is welded without welding blockage. But the device needs to use high-flow nitrogen, from the outside cooling, can produce internal and external temperature difference at welding site, affect heating uniformity, not only affect welding quality, also can promote welding cost, need to be further improved. UTILITY MODEL CONTENTS

[0004] The utility model aims at: for solving the problem of above-mentioned background art, the utility model provides a kind of welding device of red copper distributor for air conditioner, temperature control is carried out to red copper distributor simultaneously outside and inside when welding, promotes welding quality.

[0005] To achieve the above object, the specific technical scheme of the utility model is as follows:

[0006] The utility model relates to a brazing device of red copper distributor for air conditioner, including workbench, be provided with vertical upward guide column on the workbench, the screw rod parallel with guide column is rotatably connected on the workbench, the guide column and the screw rod are connected with the welding machine device, the high -frequency welding ring is fixedly connected on the welding machine device, be provided with the welding platform device on the workbench, the welding platform device includes the welding platform, the first welding cavity, the second welding cavity and the circulation gas chamber are opened to the welding platform, the second motor is arranged in the first welding cavity, the gas pump device is arranged in the second welding cavity, the fixed clamp device is rotatably connected on the welding platform device, the fixed clamp device is concentric with the central axis of high -frequency welding ring, the fixed clamp device communicates with the circulation gas chamber, the fixed clamp device is driven connection with the second motor, the fixed clamp device can fixedly hold the distributor, the second motor can drive the fixed clamp device rotates, and the gas pump device passes through the circulation gas chamber and drives the air circulation in the distributor.

[0007] As a further setting of the above scheme, the upper end of the guide column is fixedly connected with an upper support plate, the first motor is arranged on the upper support plate, the first motor is connected with the screw rod, the welding machine device is slidably connected on the guide column, the high-frequency welding ring is drivingly connected with the screw rod, the first motor drives the screw rod to rotate, and the screw rod drives the welding machine device and the high-frequency welding ring to ascend and descend on the guide column.

[0008] As a further setting of the above scheme, the second motor is fixedly installed in the first welding cavity, the second motor is provided with a driving gear, and the gas pump device is fixedly installed in the second welding cavity and communicated with the circulation gas chamber.

[0009] As a further setting of the above scheme, the fixed clamp device comprises a mounting shaft rotatably connected at the center of the welding platform, a driven gear fixedly connected to the mounting shaft, the driven gear is meshingly connected with the driving gear, the upper end of the mounting shaft is fixedly connected with a fixed table, and the mounting shaft and the fixed table are provided with an air passage penetrating up and down.

[0010] As a further setting of the above scheme, the mounting shaft and the fixed table are communicated with the circulation gas chamber through the air passage.

[0011] The utility model has the advantages of:

[0012] The distributor is fixed and clamped on the fixed clamp device, the first motor drives the screw to rotate, the screw drives the welding machine device and the high-frequency welding ring to rise to the welding position, the high-frequency welding ring heats the welding ring at the connecting position of the distributor and the liquid outlet thin tube, the welding ring is melted to weld the distributor, the second motor drives the fixed clamp device to rotate, the distributor rotates synchronously, the air pump device drives the air in the distributor to circulate through the circulating air chamber, and the temperature of the outside and the inside of the welding position is controlled, so that the heating uniformity of welding is guaranteed, the welding quality is improved, and the processing cost of welding is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is the appearance schematic view of the utility model;

[0014] Fig. 2 is the cross section schematic view of the utility model;

[0015] Fig. 3 is the fixed clamp device schematic view of the utility model.

[0016] 1, workbench;2, guide column;3, upper support plate;4, screw;5, first motor;6, welding machine device;7, high-frequency welding ring;8, welding table device;9, fixed clamp device;10, distributor;11, welding ring;12, liquid outlet thin tube;801, welding table;802, first welding cavity;803, second welding cavity;804, second motor;8041, driving gear;805, air pump device;806, circulating air chamber;901, mounting shaft;902, fixed table;903, air passage;904, driven gear. DETAILED DESCRIPTION

[0017] In order to make the personnel in the technical field better understand the scheme of the present application, the technical scheme in the embodiments of the present application will be clearly and completely described below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the protection scope of the present application.

[0018] It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings Figs. 1-3 and in combination with the embodiments.

[0019] The utility model provides a kind of welding device of red copper distributor for air conditioner, vertical guiding column 2 is provided on the workbench 1 upwards, parallel screw rod 4 is rotatably connected on workbench 1 with guiding column, welding machine device 6 is connected on guiding column 2 and screw rod 4, high-frequency welding ring 7 is fixedly connected on welding machine device 6, welding platform device 8 is provided on workbench 1, and welding platform device 8 includes welding platform 801, first welding cavity 802, second welding cavity 803 and circulation gas chamber 806 are opened on welding platform 801, second motor 804 is provided in first welding cavity 802, gas pump device 805 is provided in second welding cavity 803, fixed clamp device 9 is rotatably connected on welding platform device 8, fixed clamp device 9 is concentric with the central axis of high-frequency welding ring 7, fixed clamp device 9 is communicated with circulation gas chamber 806, fixed clamp device 9 is drivingly connected with second motor 804, fixed clamp device 9 can fixedly hold distributor 10, second motor 804 can drive fixed clamp device 9 to rotate, and air pump device 805 drives air circulation in distributor 10 to flow through circulation gas chamber 806.

[0020] Upper support plate 3 is fixedly connected on the upper end of guiding column 2, first motor 5 is provided on upper support plate 3, first motor 5 is connected with screw rod 4, welding machine device 6 is slidably connected on guiding column 2, high-frequency welding ring 7 is drivingly connected with screw rod 4, first motor 5 drives screw rod 4 to rotate, and screw rod 4 drives welding machine device 6 and high-frequency welding ring 7 to go up and down on guiding column 2, second motor 804 is fixedly installed in first welding cavity 802, driving gear 8041 is provided on second motor 804, gas pump device 805 is fixedly installed in second welding cavity 803, and gas pump device 805 is communicated with circulation gas chamber 806.

[0021] The fixed clamp device 9 includes mounting shaft 901, mounting shaft 901 is rotatably connected at the center of welding platform 801, driven gear 904 is fixedly connected on mounting shaft 901, driven gear 904 is meshingly connected with driving gear 8041, fixed platform 902 is fixedly connected on the upper end of mounting shaft 901, air passage 904 is provided on mounting shaft 901 and fixed platform 902 and penetrates up and down, and mounting shaft 901 and fixed platform 902 are communicated with circulation gas chamber 806 through air passage 903.

[0022] The working process of the utility model discloses: before welding, high frequency welding ring 7 is in the lowest position, the distributor 10 is fixed and clamped on the fixed platform 902, the liquid outlet thin pipe 12 is inserted on the distributor 10, the welding ring 11 is sleeved on the connecting place of the distributor 10 and the liquid outlet thin pipe 12, the first motor 5 drives the screw rod 4 to rotate, the screw rod 4 drives the welding machine device 6 and high frequency welding ring 7 to ascend to the welding position, high frequency welding ring 7 heats the welding ring 11 at the connecting place of the distributor 10 and the liquid outlet thin pipe 12, the welding ring 11 is fused to weld the distributor 10, the second motor 804 drives the fixed clamp device 9 to rotate, and the distributor 10 rotates synchronously, and the air pump device 805 extracts the air in the circulating air chamber 806, and the circulating air chamber 806 drives the air circulation in the distributor 10 through the air passage 903, temperature control is carried out on the outside and the inside of the welding place, and the heating uniformity of welding is guaranteed.

[0023] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model.

[0024] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description mode of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A brazing apparatus for a red copper distributor for an air conditioner, comprising a worktable, a vertically upward guide column being provided on the worktable, characterized in that, The workbench is rotationally connected with a screw rod parallel to the guide column, the guide column and the screw rod are connected with a welding machine device, the welding machine device is fixedly connected with a high-frequency welding ring, the workbench is provided with a welding table device, the welding table device comprises a welding table, the welding table is provided with a first welding cavity, a second welding cavity and a circulating air chamber, the first welding cavity is provided with a second motor, the second welding cavity is provided with a gas pump device, the welding table device is rotationally connected with a fixed clamp device, the fixed clamp device is concentric with the central axis of the high-frequency welding ring, the fixed clamp device is in communication with the circulating air chamber, and the fixed clamp device is in transmission connection with the second motor.

2. The brazing apparatus for a red brass distributor of an air conditioner according to claim 1, wherein The upper end of the guide column is fixedly connected with an upper support plate, the upper support plate is provided with a first motor, the first motor is connected with the screw rod, the welding machine device is slidingly connected on the guide column, and the high-frequency welding ring is in transmission connection with the screw rod.

3. The brazing apparatus for a copper distributor of an air conditioner according to claim 1, wherein The second motor is fixedly installed in the first welding cavity, the second motor is provided with a driving gear, the gas pump device is fixedly installed in the second welding cavity, and the gas pump device is in communication with the circulating air chamber.

4. The brazing apparatus for a copper distributor of an air conditioner according to claim 3, wherein The fixed clamp device comprises a mounting shaft, the mounting shaft is rotationally connected at the center of the welding table, a driven gear is fixedly connected to the mounting shaft, the driven gear is in meshing connection with the driving gear, the upper end of the mounting shaft is fixedly connected with a fixed table, and the mounting shaft and the fixed table are provided with an up-and-down penetrating air passage.

5. The brazing apparatus for a copper distributor of an air conditioner according to claim 4, wherein The mounting shaft and the fixed table are in communication with the circulating air chamber through the air passage.

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