CN111673223A

CN111673223A - Continuous stepping type vacuum welding furnace

Info

Publication number: CN111673223A
Application number: CN202010682374.1A
Authority: CN
Inventors: 赵学灵; 吕兆飞; 袁习民; 雷东兴
Original assignee: Suzhou Huanxu Semiconductor Technology Co Ltd
Current assignee: Suzhou Huanxu Semiconductor Technology Co Ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-09-18

Abstract

The invention relates to the technical field of vacuum welding furnaces, and discloses a continuous stepping type vacuum welding furnace, wherein an operation table is fixedly arranged on the upper surface of a furnace body component, a soldering flux cooling and recovering component is fixedly connected to the upper surface of the furnace body component, a hot air circulating component is arranged on one side, close to the soldering flux cooling and recovering component, of the upper surface of the furnace body component, a pushing type feeding component is arranged below the hot air circulating component inside the furnace body component, a feeding and discharging component is arranged on one side, close to the pushing type feeding component, of the inside of the furnace body component, and a vacuum welding component is arranged below the soldering flux cooling and recovering component inside the furnace body component Energy is saved; welding production efficiency is high, and the product yield is high, use and automation line that can be better.

Description

Continuous stepping type vacuum welding furnace

Technical Field

The invention relates to the technical field of vacuum welding furnaces, in particular to a continuous stepping type vacuum welding furnace.

Background

The vacuum welding furnace performs high-quality welding on products in a vacuum environment, N2 is introduced in the process of temperature rise or temperature drop to protect the products and the welding flux from being oxidized, and simultaneously, the furnace is in a vacuum state and is not communicated with the outside to reduce the oxide reaction on the surfaces of the products and the welding flux, so that the quality of the welding surface is improved, the welding voidage is reduced,

however, the vacuum welding furnace has large volume, occupies a field, increases labor force, has poor automation degree, causes large temperature loss and increases energy consumption. Accordingly, one skilled in the art provides a continuous step type vacuum welding furnace to solve the problems set forth in the background art described above.

Disclosure of Invention

The present invention is directed to a continuous step vacuum welding furnace, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a continuous marching type vacuum welding stove, includes the furnace body subassembly, the last fixed surface of furnace body subassembly installs the operation panel, and the upper surface rigid coupling of furnace body subassembly has scaling powder cooling to retrieve the subassembly, the upper surface of furnace body subassembly is close to one side that scaling powder cooling retrieved the subassembly and installs the heated air circulation subassembly, and the inside of furnace body subassembly is provided with impulse type pay-off subassembly in the below of heated air circulation subassembly, the inside of furnace body subassembly is close to one side of impulse type pay-off subassembly and installs last unloading subassembly, and the inside of furnace body subassembly is provided with the vacuum welding subassembly in the below of scaling powder cooling retrieval subassembly.

As a still further scheme of the invention: go up unloading subassembly includes servo motor, cam, delivery wheel, conveying chain and mounting panel, servo motor's drive end has the delivery wheel through gear connection, the externally mounted of delivery wheel has the conveying chain, and the delivery wheel installs the inside at the mounting panel, one side of mounting panel is provided with the cam.

As a still further scheme of the invention: the push-type feeding assembly comprises a push rod, a hook, a conveying roller, a guide roller and a fixing plate, the hook is fixedly mounted on the outer portion of the push rod, the push rod and the hook are rotatably connected through the guide roller, one end of the hook is fixedly mounted on the upper surface of the fixing plate, and the conveying roller is arranged at the bottom of the fixing plate.

As a still further scheme of the invention: conveying roller is provided with fifty at the lower surface equidistance of fixed plate, and the interval between the conveying roller is 40 mm.

As a still further scheme of the invention: the furnace body subassembly includes upper cover plate, heat preservation cotton and inner bag, the internally mounted of upper cover plate has the inner bag, and the inside of upper cover plate and inner bag is provided with the heat preservation cotton.

As a still further scheme of the invention: the upper cover plate is formed by welding stainless steel plates with the thickness of 1.5mm, and the inner container is also formed by welding stainless steel plates with the thickness of 1.5 mm.

As a still further scheme of the invention: the vacuum welding assembly comprises an upper cavity, a lower cavity, a sealing strip, a pre-pump cooling recovery tank, a vacuum pump and an upper cavity closed cylinder, wherein the telescopic end of the upper cavity closed cylinder is connected to the lower surface of the upper cavity, the sealing strip is arranged on the periphery of the lower surface of the upper cavity and the lower cavity, the vacuum pump is arranged on the upper surface of the upper cavity closed cylinder, and the pre-pump cooling recovery tank is arranged below the upper cavity and the lower cavity.

As a still further scheme of the invention: the hot air circulation assembly comprises a circulation air supply motor, a cover body and a heater, wherein the circulation air supply motor is fixedly mounted on the upper surface of the cover body, and the heater is arranged below the cover body.

As a still further scheme of the invention: the scaling powder cooling and recycling assembly comprises an outer box body, an air inlet, an inner box body, an air outlet and a cooling filter plate, wherein the air inlet is formed in the upper portion of the inner box body, the air outlet of the inner box body is connected with the inside of the outer box body, the cooling filter plate is arranged inside the outer box body, and the air outlet is formed in the lower portion of the outer box body.

Compared with the prior art, the invention has the beneficial effects that: the invention is an innovative full-automatic continuous push type vacuum welding device, has exquisite design and flexible operation, can better save occupied land and labor, and is safe, environment-friendly and energy-saving in a fully-closed automatic line; welding production efficiency is high, the product yield is high, use and automation line that can be better, satisfy the requirement of production beat, this structure will carry out frequency conversion to the volume of airing exhaust when different periods of production situation and adjust and make the energy resource consumption minimum, the stove advances the pay-off mode in succession, greatly reduced temperature loss adopts SCR controlled temperature, the temperature control mode is solid state relay P.I.D automatically regulated, automatic constant temperature, but manual/automatic switch, cut off heating power supply when the temperature reaches the temperature range of setting for promptly, intelligence and energy-conservation.

Drawings

FIG. 1 is a schematic view of a continuous step vacuum welding furnace;

FIG. 2 is a schematic structural view of a feeding and discharging assembly in a continuous stepping vacuum welding furnace;

FIG. 3 is a schematic view of a pusher feed assembly in a continuous step vacuum welding furnace;

FIG. 4 is a schematic view showing the structure of furnace body components in a continuous step type vacuum welding furnace;

FIG. 5 is a schematic view of a vacuum welded assembly in a continuous step vacuum welding furnace;

FIG. 6 is a schematic view of a hot air circulation assembly in a continuous step vacuum welding furnace;

FIG. 7 is a schematic view of a flux cooling and recycling assembly in a continuous step vacuum soldering furnace.

In the figure: 1. a soldering flux cooling and recycling assembly; 2. a push-type feeding assembly; 3. a hot air circulation assembly; 4. an operation table; 5. a furnace body assembly; 6. a servo motor; 7. a cam; 8. a delivery wheel; 9. a feeding and discharging assembly; 10. a conveying chain; 11. a push rod; 12. hooking; 13. a conveying roller; 14. a guide roller; 15. an upper cover plate; 16. heat preservation cotton; 17. an inner container; 18. vacuum welding the assembly; 19. an upper cavity and a lower cavity; 20. a sealing strip; 21. cooling the recovery tank before the pump; 22. a vacuum pump; 23. the upper cavity closes the cylinder; 24. a circulating air supply motor; 25. a cover body; 26. a heater; 27. an outer case; 28. an air inlet; 29. an inner box body; 30. an air outlet; 31. cooling the filter plate; 32. mounting a plate; 33. and (7) fixing the plate.

Detailed Description

Referring to fig. 1 to 7, in the embodiment of the present invention, a continuous stepping vacuum welding furnace includes a furnace body assembly 5, an operation table 4 is fixedly installed on an upper surface of the furnace body assembly 5, the furnace body assembly 5 includes an upper cover plate 15, heat insulation cotton 16 and an inner container 17, the inner container 17 is installed inside the upper cover plate 15, the heat insulation cotton 16 is installed inside the upper cover plate 15 and the inner container 17, the upper cover plate 15 is formed by welding stainless steel plates with a thickness of 1.5mm, and the inner container 17 is also formed by welding stainless steel plates with a thickness of 1.5 mm;

in fig. 7: the upper surface of the furnace body component 5 is fixedly connected with a soldering flux cooling and recovering component 1, the soldering flux cooling and recovering component 1 comprises an outer box body 27, an air inlet 28, an inner box body 29, an air outlet 30 and a cooling filter plate 31, the air inlet 28 is arranged above the inner box body 29, the air outlet of the inner box body 29 is connected with the inside of the outer box body 27, the cooling filter plate 31 is arranged inside the outer box body 27, and the air outlet 30 is arranged below the outer box body 27;

in fig. 6: a hot air circulation component 3 is arranged on one side, close to the soldering flux cooling and recycling component 1, of the upper surface of the furnace body component 5, the hot air circulation component 3 comprises a circulating air supply motor 24, a cover body 25 and a heater 26, the circulating air supply motor 24 is fixedly arranged on the upper surface of the cover body 25, and the heater 26 is arranged below the cover body 25;

in fig. 3: a push type feeding assembly 2 is arranged below the hot air circulation assembly 3 in the furnace body assembly 5, the push type feeding assembly 2 comprises a push rod 11, a hook 12, a conveying roller 13, a guide roller 14 and a fixing plate 33, the hook 12 is fixedly arranged outside the push rod 11, the push rod 11 and the hook 12 are rotatably connected through the guide roller 14, one end of the hook 12 is fixedly arranged on the upper surface of the fixing plate 33, the conveying roller 13 is arranged at the bottom of the fixing plate 33, fifty conveying rollers 13 are arranged on the lower surface of the fixing plate 33 at equal intervals, and the interval between the conveying rollers 13 is 40 mm;

in fig. 2: a feeding and discharging assembly 9 is installed on one side, close to the push type feeding assembly 2, in the furnace body assembly 5, the feeding and discharging assembly 9 comprises a servo motor 6, a cam 7, a conveying wheel 8, a conveying chain 10 and an installation plate 32, the driving end of the servo motor 6 is connected with the conveying wheel 8 through a gear, the conveying chain 10 is installed outside the conveying wheel 8, the conveying wheel 8 is installed in the installation plate 32, and the cam 7 is arranged on one side of the installation plate 32;

in fig. 5: the inside of furnace body subassembly 5 is provided with vacuum welding subassembly 18 in the below of scaling powder cooling recovery subassembly 1, vacuum welding subassembly 18 includes cavity 19 from top to bottom, sealing strip 20, cooling recovery tank 21 before the pump, vacuum pump 22 and last cavity closed cylinder 23, the lower surface at cavity 19 from top to bottom is connected to the flexible end of last cavity closed cylinder 23, sealing strip 20 is installed all around to the lower surface of cavity 19 from top to bottom, the upper surface of last cavity closed cylinder 23 is provided with vacuum pump 22, cooling recovery tank 21 before the pump has been seted up to the below of cavity 19 from top to bottom.

The working principle of the invention is as follows: the equipment also comprises a set of control system, a machine fault automatic alarm displays, fault records can be stored, and an automatic delay protection system: the UPS is arranged in the furnace body shell, the control system and the welded PCB are ensured not to be damaged when the power is cut off suddenly, the material conveying distance can be controlled through the feeding and discharging component 9, the width of the track can be adjusted, a guide track of a cam 7 is arranged, so that the motion track of a material hook 12 can be ensured, the push type feeding component 2 adopts a mode that the hook 12 is connected with a push rod 11, guide rollers 14 are arranged on two sides of a fixed plate 33, material conveying rollers 13 are arranged at the bottom, the distance between the conveying rollers 13 is 40mm, the material can be ensured not to fall off and block stagnation when in operation, the working efficiency is reduced, an upper cover plate 15 of the furnace body shell is formed by welding SUS304 stainless steel plates with the thickness of 1.5mm, an inner container 17 is also made of 1.5mm stainless steel SUS304 plates, heat insulation cotton 16 is filled in the middle, the temperature of the outer surface of the, The sealing strip 20, the cooling recovery tank 21 in front of the pump, the vacuum pump 22 and the upper cavity closed cylinder 23 can greatly reduce the voidage of products after vacuum degassing and welding through the synergistic effect, the product quality is improved, when the materials pass through the hot air circulation component 3, the air source drives the wind wheel to pass through the heater 26 by the circulating air supply motor 24 (adopting a non-contact switch), the hot air is sent out and then passes through the air channel to the inner chamber of the furnace body, the used air is sucked into the air channel to become the air source for recycling, the air source is heated for use, the indoor temperature uniformity is ensured, the welding piece is heated by the glowing gas in the furnace, thereby realizing the welding, the scaling powder cooling recovery component 1 is utilized, the air inlet 28 and the air outlet 30 are arranged on the inner box body 29, the cooling filter plate 31 is arranged in the inner box body 29, the air exhauster is arranged outside the inner box body 29, the high-temperature flue gas pipeline is used for conveying high-temperature flue gas in a welding area to the outer box body 27, the exhaust end of the outer box body 27 is connected with the cooling area, the outer box body 27 is also provided with the cooling filter plate 31, the cooling area is provided with the low-temperature flue gas pipeline connected with the air inlet end of the outer box body 27, and the full-automatic continuous push type vacuum welding equipment has the advantages that automatic feeding, preheating, welding, vacuum welding and automatic discharging are realized, the welding time, the welding temperature, the welding quality and the like of a product are guaranteed to be stable, the design is exquisite, the operation is flexible, the occupied area can be better saved, the manpower is saved, and the full-closed automatic line is safe, environment; welding production efficiency is high, the product yield is high, use and automation line that can be better, satisfy the requirement of production beat, this structure will carry out frequency conversion to the volume of airing exhaust when different periods of production situation and adjust and make the energy resource consumption minimum, the stove advances the pay-off mode in succession, greatly reduced temperature loss adopts SCR controlled temperature, the temperature control mode is solid state relay P.I.D automatically regulated, automatic constant temperature, but manual/automatic switch, cut off heating power supply when the temperature reaches the temperature range of setting for promptly, intelligence and energy-conservation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. The utility model provides a continuous marching type vacuum welding stove, includes furnace body subassembly (5), its characterized in that, the last fixed surface of furnace body subassembly (5) installs operation panel (4), and the upper surface rigid coupling of furnace body subassembly (5) has scaling powder cooling to retrieve subassembly (1), hot air circulation subassembly (3) are installed to one side that the upper surface of furnace body subassembly (5) is close to scaling powder cooling to retrieve subassembly (1), and the inside of furnace body subassembly (5) is provided with impulse type pay-off subassembly (2) in the below of hot air circulation subassembly (3), one side that the inside of furnace body subassembly (5) is close to impulse type pay-off subassembly (2) is installed and is gone up unloading subassembly (9), and the inside of furnace body subassembly (5) is provided with vacuum welding subassembly (18) in the below of scaling powder cooling to retrieve subassembly (1).

2. The continuous stepping vacuum welding furnace according to claim 1, wherein the feeding and discharging assembly (9) comprises a servo motor (6), a cam (7), a conveying wheel (8), a conveying chain (10) and a mounting plate (32), the driving end of the servo motor (6) is connected with the conveying wheel (8) through a gear, the conveying chain (10) is mounted outside the conveying wheel (8), the conveying wheel (8) is mounted inside the mounting plate (32), and the cam (7) is arranged on one side of the mounting plate (32).

3. The continuous stepping vacuum welding furnace according to claim 1, wherein the push type feeding assembly (2) comprises a push rod (11), a hook (12), a conveying roller (13), a guide roller (14) and a fixing plate (33), the hook (12) is fixedly installed on the outer portion of the push rod (11), the push rod (11) and the hook (12) are rotatably connected through the guide roller (14), one end of the hook (12) is fixedly installed on the upper surface of the fixing plate (33), and the conveying roller (13) is arranged at the bottom of the fixing plate (33).

4. A continuous step vacuum welding furnace as claimed in claim 3, characterized in that said conveyor rollers (13) are arranged fifty at equal distances on the lower surface of the fixed plate (33) and the spacing between the conveyor rollers (13) is 40 mm.

5. The continuous stepping vacuum welding furnace according to claim 1, wherein the furnace body assembly (5) comprises an upper cover plate (15), heat insulation cotton (16) and a liner (17), the liner (17) is installed inside the upper cover plate (15), and the heat insulation cotton (16) is arranged inside the upper cover plate (15) and the liner (17).

6. The furnace as claimed in claim 5, wherein the upper cover plate (15) is welded from 1.5mm thick stainless steel plates, and the inner container (17) is also welded from 1.5mm thick stainless steel plates.

7. The continuous stepping vacuum welding furnace according to claim 1, wherein the vacuum welding assembly (18) comprises an upper cavity (19), a lower cavity (19), a sealing strip (20), a pre-pump cooling recovery groove (21), a vacuum pump (22) and an upper cavity closing cylinder (23), the telescopic end of the upper cavity closing cylinder (23) is connected to the lower surface of the upper cavity (19), the sealing strip (20) is mounted on the periphery of the lower surface of the upper cavity (19), the vacuum pump (22) is arranged on the upper surface of the upper cavity closing cylinder (23), and the pre-pump cooling recovery groove (21) is formed below the upper cavity (19).

8. The continuous stepping vacuum welding furnace according to claim 1, wherein the hot air circulation assembly (3) comprises a circulating air supply motor (24), a cover body (25) and a heater (26), the circulating air supply motor (24) is fixedly mounted on the upper surface of the cover body (25), and the heater (26) is arranged below the cover body (25).

9. The continuous stepping vacuum welding furnace according to claim 1, wherein the soldering flux cooling and recycling assembly (1) comprises an outer box body (27), an air inlet (28), an inner box body (29), an air outlet (30) and a cooling filter plate (31), the air inlet (28) is arranged above the inner box body (29), the air outlet of the inner box body (29) is connected with the inside of the outer box body (27), the cooling filter plate (31) is arranged inside the outer box body (27), and the air outlet (30) is arranged below the outer box body (27).