Welding device for power electronic component production

Abstract

The utility model discloses a welding device for power electronic component production, and relates to the technical field of power electronic component production, the welding device comprises a welding placing rack and a welding moving mechanism, the welding moving mechanism is installed and connected on the inner wall of the upper end of the welding placing rack, and the front end of the welding moving mechanism is provided with a spot welding moving mechanism. A spot welding machine head is arranged at the lower end of the spot welding moving mechanism, an air suction cover head is arranged on the peripheral side of the spot welding machine head, an air suction mechanism is arranged at the position, located at the top end of the welding containing frame, of the outer end of the air suction cover head, and a filter machine box is arranged at the position, located on the welding containing frame, of the outer end of the air suction mechanism. According to the spot welding machine, by arranging the air suction mechanism structure, the air suction mechanism can suck spot welding smoke through the air suction cover head, then the smoke can be effectively filtered through the filter case, and the exhausted smoke cannot pollute the external environment.

Description

Technical Field

[0001] The utility model relates to the technical field of power electronic component production, in particular to a welding device used for power electronic component production. Background Art

[0002] Power electronic components, also known as power semiconductor devices, are high-power electronic devices mainly used in power conversion and control circuits of power equipment. When power electronic components are produced, processed and welded, welding equipment for power electronic component production is required to facilitate welding connections.

[0003] The existing Chinese patent CN212420254U disclosed on January 29, 2021, a welding device for the production of electronic components, including a welding table, a side panel fixedly installed on one side of the top of the welding table, a first slide groove opened on one side of the side panel, a moving mechanism is provided inside the first slide groove, a fixed block is fixedly installed on the moving end of the moving mechanism, and an electric push rod is fixedly installed on the bottom end of the fixed block.

[0004] However, when the above device is used to weld power electronic components, smoke is generated during the welding process, and the smoke has certain hazards. In the absence of smoke collection and treatment equipment, the external air environment is easily polluted. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a welding device for the production of power electronic components. By providing an air suction mechanism structure, the air suction mechanism can absorb the fume of spot welding through the air suction hood head, and then the fume can be effectively filtered and processed through the filter box, so that the exhausted fume will not pollute the external environment.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A welding device for producing power electronic components, comprising a welding rack and a welding movable mechanism, wherein the welding movable mechanism is mounted and connected to the inner wall of the upper end of the welding rack, a spot welding movable mechanism is provided at the front end of the welding movable mechanism, a spot welding head is provided at the lower end of the spot welding movable mechanism, an air suction hood head is provided on the circumference of the spot welding head, the outer end of the air suction hood head is located at the top end of the welding rack and is provided with an air suction mechanism, the outer end of the air suction mechanism is located on the welding rack and is provided with a filter box, and the spot welding movable mechanism, the air suction mechanism, the welding movable mechanism and the spot welding head are electrically connected to an external controller device via a connecting line;

[0008] The suction hood head includes an internal sleeve cavity, a hood head shell, an suction connecting pipe and a mounting ear plate. The internal sleeve cavity is opened inside the hood head shell, and mounting ear plates are provided on both sides of the upper end of the hood head shell. A suction connecting pipe is provided at the through hole at the right end of the hood head shell. The suction connecting pipe is connected to the suction mechanism, and the hood head shell is connected to the spot welding machine head through the mounting ear plate.

[0009] Through the above technical solution: personnel place the power electronic components at the designated position of the welding placement rack, set the data program of the external controller device, so that the spot welding mobile mechanism, the suction mechanism, the welding mobile mechanism and the spot welding head are processed according to the set program, the welding mobile mechanism can drive the spot welding mobile mechanism to move left and right, and the spot welding head is installed at the lower end of the spot welding mobile mechanism, so that the spot welding head can be lifted and lowered by the spot welding mobile mechanism during the left and right movement. The gas generated by the spot welding of the spot welding head is pumped into the suction mechanism through the suction hood head and effectively filtered through the filter box at the outer end of the suction mechanism, so that the exhausted gas will not pollute the external environment.

[0010] The utility model is further configured as follows: the welding rack includes a rack shell, a tool placement drawer and a workbench; the workbench is provided on the inner side of the upper end of the rack shell; and the tool placement drawer is provided in the middle of the front end of the rack shell.

[0011] Through the above technical solution: due to the welding placement frame structure, power electronic components can be placed and processed.

[0012] The utility model is further configured such that the air suction mechanism includes an air suction fan and an air suction hose, the air inlet end of the air suction fan is provided with an air suction hose, the air suction hose is connected to the air suction connecting pipe, and the air suction fan is connected to the welding placement rack.

[0013] Through the above technical solution: due to the structure of the suction mechanism, smoke can be extracted for transportation.

[0014] The utility model is further configured as follows: the spot welding moving mechanism includes a movable assembly plate, a slider connecting plate and an electric telescopic cylinder, the front end of the slider connecting plate is provided with an electric telescopic cylinder, the lower end of the telescopic rod of the electric telescopic cylinder is provided with a movable assembly plate, the movable assembly plate is connected to the spot welding machine head, and the slider connecting plate is connected to the welding moving mechanism.

[0015] Through the above technical solution: due to the spot welding moving mechanism structure, spot welding can be performed by lifting.

[0016] The utility model is further configured as follows: the welding moving mechanism includes a screw slider, a screw body and a screw motor; the output end of the screw motor is connected to the internal screw of the screw body through a coupling; a screw slider is provided on the peripheral side of the internal screw of the screw body; and the screw slider is connected to the slider connecting plate.

[0017] Through the above technical solution: due to the welding moving mechanism structure, it can be driven to move left and right.

[0018] The utility model is further configured such that the spot welding movable mechanism and the welding movable mechanism are connected by screws, and a rubber pad is provided at the connection between the spot welding movable mechanism and the welding movable mechanism.

[0019] Through the above technical solution: because the spot welding movable mechanism and the welding movable mechanism are installed and connected by screws, and a rubber pad is placed at the connection between the spot welding movable mechanism and the welding movable mechanism, they can be installed and fixed, and the fixation is tighter and more secure.

[0020] The utility model is further configured such that the filter box and the air suction mechanism are connected by screws, and the connection points are aligned.

[0021] Through the above technical solution: since the filter box and the suction mechanism are connected by screws and the connections are aligned, they can be installed and connected accordingly, and the connections are aligned, so that no obstruction occurs during use.

[0022] The utility model is further configured as follows: the filter box includes a gas filter element, an input elbow and a filter box body, the gas filter element is arranged inside the filter box body, the input elbow is arranged at the left end of the filter box body, and the input elbow is connected to the suction mechanism.

[0023] Through the above technical solution: due to the filter chassis structure, the flue gas can be filtered for treatment.

[0024] The beneficial effects of the utility model are:

[0025] 1. By providing an air suction mechanism structure, the air suction mechanism can absorb the fume from spot welding through the air suction hood head, and then the fume can be effectively filtered and processed through the filter chassis, so that the exhausted fume will not pollute the external environment.

[0026] 2. By providing an air suction hood structure, fume can be extracted for use. An internal sleeve cavity is opened inside the hood shell of the air suction hood, so that the hood shell can be sleeved on the peripheral side of the spot welding head through the internal sleeve cavity. Mounting ear plates are fixed on both sides of the upper end of the hood shell. The hood shell can be installed and connected to the spot welding head through the screws on the mounting ear plates. An air suction connecting pipe is installed at the through hole at the right end of the hood shell, and the air suction connecting pipe is connected to the air suction mechanism. In this way, the negative pressure suction generated by the suction mechanism can be transmitted to the hood shell through the suction connecting pipe, and then the fume generated by the spot welding of the spot welding head can be adsorbed through the hood shell for collection and treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the three-dimensional structure of a welding device for producing power electronic components proposed by the present invention;

[0028] Figure 2 This is a schematic diagram of the combined structure of a welding placement rack, a filter box and a welding moving mechanism of a welding device for power electronic component production proposed by the present invention;

[0029] Figure 3 This is a schematic diagram of the combined structure of an air suction mechanism, an air suction hood head, a spot welding moving mechanism and a spot welding head of a welding device for producing power electronic components proposed by the present invention;

[0030] Figure 4 The utility model provides a schematic structural diagram of an air extraction hood head of a welding device for producing power electronic components.

[0031] In the figure: 1. Spot welding moving mechanism; 11. Movable assembly plate; 12. Slider connecting plate; 13. Electric telescopic cylinder; 2. Welding placement rack; 21. Placement rack shell; 22. Tool placement drawer; 23. Workbench; 3. Filter box; 31. Gas filter element; 32. Input elbow; 33. Filter box body; 4. Suction mechanism; 41. Suction fan; 42. Suction hose; 5. Welding moving mechanism; 51. Screw slider; 52. Screw body; 53. Screw motor; 6. Suction hood head; 61. Internal sleeve cavity; 62. Hood head shell; 63. Suction connecting pipe; 64. Mounting ear plate; 7. Spot welding head. DETAILED DESCRIPTION

[0032] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0033] The following describes in detail embodiments of the present invention, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0034] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings. They are only for the convenience of describing this patent and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on this patent.

[0035] In the description of this patent, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," and "set" should be understood in a broad sense. For example, they can refer to fixed connection or set, detachable connection or set, or integral connection or set. Those skilled in the art will understand the specific meanings of the above terms in this patent based on the specific circumstances.

[0036] Reference Figure 1-Figure 4 A welding device for the production of power electronic components includes a welding rack 2 and a welding mobile mechanism 5. The welding mobile mechanism 5 is installed and connected to the inner wall of the upper end of the welding rack 2 so that it can be placed stably. The front end of the welding mobile mechanism 5 is equipped with a spot welding mobile mechanism 1, so that the welding mobile mechanism 5 can drive the spot welding mobile mechanism 1 to move left and right. The lower end of the spot welding mobile mechanism 1 is equipped with a spot welding head 7, so that the spot welding head 7 can be lifted and lowered by the spot welding mobile mechanism 1 during the left and right movement. An air suction hood is installed on the surrounding side of the spot welding head 7. Head 6, the outer end of the suction hood head 6 is located at the top of the welding placement rack 2 and is equipped with a suction mechanism 4, so that the gas generated by the spot welding of the spot welding head 7 is pumped into the suction mechanism 4 through the suction hood head 6, and the outer end of the suction mechanism 4 is located on the welding placement rack 2 and is equipped with a filter box 3. The filter box 3 at the outer end of the suction mechanism 4 is effectively filtered, so that the exhausted gas will not pollute the external environment. The spot welding mobile mechanism 1, the suction mechanism 4, the welding mobile mechanism 5 and the spot welding head 7 are electrically connected to the external controller device through a connecting line, so that they can be controlled and used accordingly;

[0037] The suction hood head 6 includes an internal sleeve cavity 61, a hood head shell 62, an suction connecting pipe 63 and a mounting ear plate 64. The interior of the hood head shell 62 is provided with an internal sleeve cavity 61, so that the hood head shell 62 can be sleeved on the peripheral side of the spot welding head 7 through the internal sleeve cavity 61, and mounting ear plates 64 are fixed on both sides of the upper end of the hood head shell 62. The hood head shell 62 can be installed and connected to the spot welding head 7 by means of screws on the mounting ear plates 64. A suction connecting pipe 63 is installed at the right end through hole of the hood head shell 62, and the suction connecting pipe 63 is connected to the suction mechanism 4, so that the negative pressure suction generated by the suction mechanism 4 can be transmitted to the hood head shell 62 through the suction connecting pipe 63, and then the fume generated by the spot welding of the spot welding head 7 can be adsorbed through the hood head shell 62 for collection and treatment.

[0038] Specifically, the welding rack 2 includes a rack shell 21, a tool placement drawer 22 and a workbench 23. The workbench 23 is installed on the inner side of the upper end of the rack shell 21, so as to facilitate the placement of power electronic components for welding. The tool placement drawer 22 is connected to the middle of the front end of the rack shell 21, so that the placement tools can be pulled out and placed in the tool placement drawer 22 for placement.

[0039] Specifically, the suction mechanism 4 includes an suction fan 41 and an suction hose 42. The suction hose 42 is installed at the air inlet end of the suction fan 41, and the suction hose 42 is connected to the suction connecting pipe 63, so that the negative pressure suction generated by the suction fan 41 can be transmitted to the suction connecting pipe 63 through the suction hose 42 for smoke absorption. The suction fan 41 is installed and connected to the welding placement rack 2 by screws, which is convenient for installation and disassembly.

[0040] Specifically, the spot welding mobile mechanism 1 includes a movable assembly plate 11, a slider connecting plate 12 and an electric telescopic cylinder 13. The slider connecting plate 12 is installed and connected to the welding mobile mechanism 5, so that the welding mobile mechanism 5 can be moved left and right for welding. The front end of the slider connecting plate 12 is fixed with an electric telescopic cylinder 13, and the lower end of the telescopic rod of the electric telescopic cylinder 13 is installed with a movable assembly plate 11. The movable assembly plate 11 is connected to the spot welding head 7, so that the telescopic rod of the electric telescopic cylinder 13 can drive the spot welding head 7 to lift and lower for spot welding when it is extended and retracted.

[0041] Specifically, the welding moving mechanism 5 includes a screw slider 51, a screw body 52 and a screw motor 53. The output end of the screw motor 53 is connected to the internal screw of the screw body 52 through a coupling. The screw slider 51 is installed on the circumference of the internal screw of the screw body 52. ​​The screw slider 51 is connected to the slider connecting plate 12, so that when the output end of the screw motor 53 drives the coupling to rotate, it can drive the internal screw of the screw body 52 to rotate. When the circumference of the internal screw of the screw body 52 rotates forward and backward, the screw slider 51 can move left and right. When the screw slider 51 moves left and right, it can drive the slider connecting plate 12 to move left and right, so that the left and right movement welding is practical.

[0042] Specifically, the spot welding movable mechanism 1 and the welding movable mechanism 5 are connected by screws, and a rubber pad is placed at the connection between the spot welding movable mechanism 1 and the welding movable mechanism 5, so that they can be installed and fixed more tightly and firmly.

[0043] Specifically, the filter chassis 3 and the air suction mechanism 4 are connected by screws, and the connections are aligned, so that they can be installed and connected accordingly, and the connections are aligned, so that no obstruction occurs during use.

[0044] Specifically, the filter box 3 includes a gas filter element 31, an input elbow 32 and a filter box body 33. The gas filter element 31 is installed inside the filter box body 33. The gas filter element 31 can react with the spot welding fume through the internal auxiliary reactant, so that the reaction is formed into harmless gas. The left end of the filter box body 33 is installed with an input elbow 32, and the input elbow 32 is connected to the suction mechanism 4, so that the suction mechanism 4 can transport the fume through the input elbow 32 to the filter box body 33 for processing.

[0045] Working principle: When in use, the personnel place the power electronic components on the designated position of the welding placement rack 2, set the data program of the external controller device, so that the spot welding mobile mechanism 1, the suction mechanism 4, the welding mobile mechanism 5 and the spot welding head 7 are processed according to the set program. The welding mobile mechanism 5 can drive the spot welding mobile mechanism 1 to move left and right. The spot welding head 7 is installed at the lower end of the spot welding mobile mechanism 1, so that the spot welding head 7 can be lifted and lowered by the spot welding mobile mechanism 1 during the left and right movement. The gas generated by the spot welding of the spot welding head 7 is pumped into the suction mechanism 4 through the suction hood head 6, and is effectively filtered through the filter box 3 at the outer end of the suction mechanism 4, so that the exhausted gas will not pollute the external environment.

[0046] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A welding device for producing power electronic components, comprising a welding rack (2) and a welding moving mechanism (5), wherein the welding moving mechanism (5) is mounted on the inner wall of the upper end of the welding rack (2), and is characterized in that: The front end of the welding mobile mechanism (5) is provided with a spot welding mobile mechanism (1), the lower end of the spot welding mobile mechanism (1) is provided with a spot welding machine head (7), the peripheral side of the spot welding machine head (7) is provided with an air suction hood head (6), the outer end of the air suction hood head (6) is located at the top end of the welding placement rack (2) and is provided with an air suction mechanism (4), the outer end of the air suction mechanism (4) is located on the welding placement rack (2) and is provided with a filter box (3), the spot welding mobile mechanism (1), the air suction mechanism (4), the welding mobile mechanism (5) and the spot welding machine head (7) are electrically connected to an external controller device through a connecting line; The suction hood head (6) comprises an internal sleeve cavity (61), a hood head shell (62), an suction connecting pipe (63) and a mounting ear plate (64). The internal sleeve cavity (61) is opened inside the hood head shell (62). Mounting ear plates (64) are provided on both sides of the upper end of the hood head shell (62). A suction connecting pipe (63) is provided at the through hole at the right end of the hood head shell (62). The suction connecting pipe (63) is connected to the suction mechanism (4). The hood head shell (62) is connected to the spot welding machine head (7) through the mounting ear plate (64).

2. A welding device for producing power electronic components according to claim 1, characterized in that: The welding rack (2) comprises a rack housing (21), a tool placement drawer (22) and a workbench (23); the workbench (23) is provided on the inner side of the upper end of the rack housing (21); and the tool placement drawer (22) is provided in the middle of the front end of the rack housing (21).

3. A welding device for producing power electronic components according to claim 1, characterized in that: The air suction mechanism (4) comprises an air suction fan (41) and an air suction hose (42). The air inlet end of the air suction fan (41) is provided with an air suction hose (42). The air suction hose (42) is connected to an air suction connecting pipe (63). The air suction fan (41) is connected to the welding placement rack (2).

4. A welding device for producing power electronic components according to claim 1, characterized in that: The spot welding moving mechanism (1) comprises a movable assembly plate (11), a slider connecting plate (12) and an electric telescopic cylinder (13); the front end of the slider connecting plate (12) is provided with the electric telescopic cylinder (13); the lower end of the telescopic rod of the electric telescopic cylinder (13) is provided with a movable assembly plate (11); the movable assembly plate (11) is connected to the spot welding machine head (7); and the slider connecting plate (12) is connected to the welding moving mechanism (5).

5. A welding device for producing power electronic components according to claim 4, characterized in that: The welding moving mechanism (5) comprises a screw slider (51), a screw body (52) and a screw motor (53); the output end of the screw motor (53) is connected to the internal screw of the screw body (52) through a coupling; a screw slider (51) is provided on the circumference of the internal screw of the screw body (52); and the screw slider (51) is connected to a slider connecting plate (12).

6. The welding device for producing power electronic components according to claim 1, characterized in that: The spot welding moving mechanism (1) and the welding moving mechanism (5) are connected by screw mounting, and a rubber pad is provided at the connection between the spot welding moving mechanism (1) and the welding moving mechanism (5).

7. A welding device for producing power electronic components according to claim 1, characterized in that: The filter box (3) and the air suction mechanism (4) are connected by screws, and the connection points are aligned.

8. The welding device for producing power electronic components according to claim 1, characterized in that: The filter box (3) comprises a gas filter core (31), an input elbow (32) and a filter box body (33); the gas filter core (31) is arranged inside the filter box body (33); the left end of the filter box body (33) is provided with an input elbow (32); and the input elbow (32) is connected to the air intake mechanism (4).

Images