Metal frame welding device

Abstract

The utility model belongs to the field of welding devices, and particularly relates to a metal frame welding device which comprises a support, and sliding rails are symmetrically and fixedly connected to the top of the support. A vertical plate is slidably connected to the top of the sliding rail. A first transverse plate is slidably connected to the middle of the vertical plate. A second transverse plate is slidably connected to the middle of the first transverse plate. A welding gun is mounted at the bottom of the second transverse plate; the bottom of the second transverse plate is fixedly connected with a protection cover. The welding gun is located in the protection cover. The protective cover is of an inverted horn-shaped structure; one side of the protective cover is communicated with an air pipe; a fixing assembly used for fixing the metal frame is arranged in the middle of the support. Through the matching effect of the protective cover and the air pipe, smoke generated when the welding gun welds the frame body can be collected in a centralized mode, and the pollution effect of the smoke on the welding gun and other parts is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding device field, concretely is a kind of metal frame welding device. BACKGROUND

[0002] The metal frame of aluminum alloy door and window is usually composed of multiple components, which need to be firmly connected together by welding or other means to ensure the overall stability and safety of the door and window. Welding can provide strong bonding force, enabling the metal frame to withstand various external forces and environmental factors, thereby prolonging the service life of the door and window.

[0003] The existing metal frame welding is generally directly welded on its surface by welding gun. In use and observation, it is found that this welding method produces smoke and dust, and the particulate matter in the smoke and dust adheres to the surface of the welding gun, thereby accelerating the aging speed of the welding gun.

[0004] Therefore, a metal frame welding device is proposed to solve the above problems. SUMMARY

[0005] To make up for the deficiencies of the prior art and solve at least one technical problem raised in the background.

[0006] The utility model solves the technical scheme that its technical problem adopts: a kind of metal frame welding device described in the utility model, including support, the top of the support is symmetrically fixed with slide rail;The top of the slide rail is slidably connected with vertical plate;The first horizontal plate is slidably connected in the middle of the vertical plate;The second horizontal plate is slidably connected in the middle of the first horizontal plate;The welding gun is installed at the bottom of the second horizontal plate;The protective cover is fixed at the bottom of the second horizontal plate;The welding gun is located inside the protective cover;The protective cover is inverted horn shape structure;The protective cover is communicated with air pipe on one side;The middle of the support is equipped with the fixed assembly for fixing metal frame;Through the cooperation of protective cover and air pipe, the smoke generated when welding gun welds frame body can be collected and concentrated, reducing the pollution effect of these smokes on welding gun and other components.

[0007] Preferably, the fixed assembly includes a motor, the motor and the support are in fixed connection, the output end of the motor is fixedly connected with a reversible screw rod, the reversible screw rod is symmetrically connected with a first sliding block in the middle through screw threads, the first sliding block is slidably connected with the support, the first sliding block is symmetrically connected with a connecting rod in the middle through rotation, the end of the connecting rod is rotatably connected with a second sliding block, the second sliding block is also slidably connected with the support, the top of the second sliding block is fixedly connected with a clamping plate, through the cooperation of the reversible screw rod, the first sliding block and the second sliding block, the clamping plate can be fixedly pressed on the frame body by rotating the reversible screw rod, so that the device can fix frame bodies of different sizes, and the flexibility and adaptability of the device in welding and fixing frame bodies of different sizes are improved.

[0008] Preferably, a plurality of grooves are arranged in the middle of the clamping plate; a sliding rod is arranged through the inside of the grooves and is connected with the grooves in a sliding mode; a first spring is fixed between the end of the sliding rod and the clamping plate; when the clamping plate and the frame body are in contact, part of the sliding rod will be in contact with the outer wall of the frame body, slide along the clamping plate and enter the inside of the grooves, and part of the sliding rod will enter the inside of the modeling of the outer wall of the frame body; the first spring will be in a stretched state and exert a spring force on the sliding rod, increase the contact area of the clamping plate and the frame body, and improve the stability of the device in fixing the frame body.

[0009] Preferably, a plurality of top plates are rotatably connected to the middle of the sliding rod; a second spring is fixed between the top plate and the sliding rod; when part of the sliding rod enters the inside of the modeling of the outer wall of the frame body, the top plate will also move with the sliding rod; the top plate will be pressed towards the outer wall of the frame body under the action of the spring force of the second spring, further increase the contact area of the fixing assembly and the frame body, and reduce the shaking of the frame body during welding.

[0010] Preferably, a protective pad is fixed to the other end of the sliding rod; the surface of the protective pad is in an arc shape; by arranging the protective pad, the protective pad will be in contact with the frame body before the sliding rod when the sliding rod and the frame body are in contact; because the protective pad is made of flexible material, the protective pad can disperse the pressing force received by the outer wall of the frame body and reduce the damage of the frame body caused by excessive pressing.

[0011] Preferably, a filter screen is detachably arranged on the inner wall of the protective cover; the filter screen and the air pipe are correspondingly arranged; by arranging the filter screen, when the air pipe absorbs and processes the waste gas in the inside of the protective cover, the waste gas will pass through the filter screen and be filtered by the filter screen, so as to reduce the particulate impurities entering the inside of the air pipe.

[0012] The metal frame welding device has the advantages that:

[0013] 1. The metal frame welding device, by the cooperation of the protective cover and the air pipe, the smoke generated when the welding gun welds the frame body can be collected, and the pollution of the smoke to the welding gun and other components is reduced.

[0014] 2. The metal frame welding device, by the cooperation of the forward and reverse screw rod, the first sliding block and the second sliding block, the forward and reverse screw rod can drive the clamping plate to press and fix the frame body, the device can fix frame bodies of different sizes, and the flexibility and adaptability of the device in fixing frame bodies of different sizes are improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0016] Figure 1 It is a schematic diagram of the main body of the present application.

[0017] Figure 2 It is a schematic diagram of the structure of the first sliding block in the present application.

[0018] Figure 3 It is a schematic diagram of the structure of the slide rod in the present application.

[0019] Figure 4 It is a schematic diagram of the structure of the top plate in the present application.

[0020] Figure 5 It is a schematic diagram of the structure of the filter screen in the present application.

[0021] In the figure: 1, support; 12, vertical plate; 13, first horizontal plate; 14, second horizontal plate; 15, welding gun; 16, protective cover; 17, air pipe; 18, slide rail; 2, motor; 22, positive and negative screw rod; 23, first sliding block; 24, second sliding block; 25, clamping plate; 26, connecting rod; 3, groove; 32, slide rod; 33, first spring; 4, second spring; 42, top plate; 5, protective pad; 6, filter screen. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0023] The specific embodiments will be given below.

[0024] Please refer to Figures 1 to 5As shown, the utility model discloses a metal frame welding device, including support 1, the top symmetry of support 1 is fixed with slide rail 18, the top slide rail 18 is connected with vertical board 12, the middle part of vertical board 12 is connected with first cross board 13, the middle part of first cross board 13 is connected with second cross board 14, the bottom of second cross board 14 is installed with welding torch 15, the bottom of second cross board 14 is fixed with protective cover 16, welding torch 15 is located in protective cover 16 inside, the protective cover 16 is inverted horn shape structure, the one side of protective cover 16 is connected with trachea 17, the middle part of support 1 is equipped with the fixed assembly for the metal frame, when working, can place the frame body on the top of support 1, then can be fixed by fixed assembly, after fixing, the second cross board 14, first cross board 13 and vertical board 12 of welding torch 15 will slide under the transmission of power equipment to carry out the welding of frame body surface, power assembly can be PLC control linkage, this is common prior art, welding torch 15 carries out the welding to frame body surface and will produce smoke particle, at this time, can be connected with air pump to trachea 17 so that the airflow of the periphery of protective cover 16 will flow to the inside of protective cover 16, these smoke particles will be attracted to the inside of protective cover 16 under the action of negative pressure, then waste gas will be transmitted to the inside of relevant processing device by trachea 17, simultaneously because protective cover 16 is inverted horn shape structure, makes waste gas can be effectively concentrated in the inside of protective cover 16, by the cooperation of protective cover 16 and trachea 17, the smoke produced when welding torch 15 welds frame body can be concentrated and collected, reduces the pollution effect of these smoke to welding torch 15 and the rest parts.

[0025] Please refer to Figure 2 and Figure 3As shown, the fixed assembly comprises a motor 2; the motor 2 and the support 1 are in a fixed connection; the output end of the motor 2 is fixedly connected with a reversible screw rod 22; the reversible screw rod 22 is symmetrically connected with a first sliding block 23 in the middle; the first sliding block 23 and the support 1 are in a sliding connection; the first sliding block 23 is symmetrically connected with a connecting rod 26 in the middle; the connecting rod 26 is rotatably connected with a second sliding block 24 at the end; the second sliding block 24 and the support 1 are in a sliding connection; the second sliding block 24 is fixedly connected with a clamping plate 25 at the top; when it is necessary to fix the rack, the motor 2 can be started to make the reversible screw rod 22 rotate, the reversible screw rod 22 will drive a pair of first sliding blocks 23 to slide along the support 1 when rotating, the first sliding block 23 will extrude the second sliding block 24 through the connecting rod 26 when moving, and drive the second sliding block 24 to slide along the support 1, the second sliding block 24 will move together with the clamping plate 25 and make it close to the rack, until the clamping plate 25 extrudes and fixes the rack; through the cooperation of the reversible screw rod 22, the first sliding block 23 and the second sliding block 24, the clamping plate 25 can be extruded and fixed to the rack by rotating the reversible screw rod 22, so that the device can fix racks of different sizes, and the flexibility and adaptability of the device for welding and fixing racks of different sizes are improved.

[0026] As shown in Figure 3 and Figure 4 As shown, a plurality of grooves 3 are formed in the middle of the clamping plate 25; a plurality of slide rods 32 are arranged in the grooves 3; the first spring 33 is arranged between the end of the slide rod 32 and the clamping plate 25; when the clamping plate 25 contacts the rack, part of the slide rod 32 will contact the outer wall of the rack and slide along the clamping plate 25 and enter the inside of the groove 3, and part of the slide rod 32 will enter the inside of the shape of the outer wall of the rack, the first spring 33 will be in a stretched state and exert a force on the slide rod 32, increase the contact area of the clamping plate 25 and the rack, and improve the stability of the device for fixing the rack.

[0027] As shown in Figure 4 As shown, a plurality of top plates 42 are rotatably connected to the middle of the slide rod 32; the second spring 4 is arranged between the top plate 42 and the slide rod 32; when part of the slide rod 32 enters the inside of the shape of the outer wall of the rack, the top plate 42 will also move together with the slide rod 32, and the top plate 42 will be extruded to the outer wall of the rack under the action of the second spring 4, further increasing the contact area of the fixed assembly and the rack, and reducing the shaking of the rack during welding.

[0028] As shown in Figure 4As shown, the other end of the slide rod 32 is fixedly connected with a protective pad 5; the surface of the protective pad 5 is an arc structure; by arranging the protective pad 5, when the slide rod 32 contacts with the frame, the protective pad 5 will contact with the frame first, because the protective pad 5 is made of flexible material, so that the protective pad 5 can disperse the extrusion effect of the outer wall of the frame, and reduce the damage of the frame caused by excessive extrusion.

[0029] Please refer to Figure 5 As shown, the inner wall of the protective cover 16 is detachably provided with a filter screen 6; the filter screen 6 and the air pipe 17 are correspondingly arranged; by arranging the filter screen 6, when the air pipe 17 absorbs and processes the waste gas in the protective cover 16, the waste gas will pass through the filter screen 6 and be filtered by the filter screen 6, so as to reduce the particulate impurities entering the inside of the air pipe 17.

[0030] Working principle: the frame body is placed on the top of the support 1, then it can be fixed by the fixing assembly, after the fixing is completed, the second cross plate 14, the first cross plate 13 and the vertical plate 12 where the welding gun 15 is located will slide under the transmission of the power equipment to weld the surface of the frame body, the power assembly can be PLC control linkage, this is the common prior art, when the welding gun 15 welds the surface of the frame body, smoke particles will be generated, at this time, the air pipe 17 can be connected with the air pump to make the air flow around the protective cover 16 flow into the protective cover 16, these smoke particles will be attracted into the protective cover 16 under the action of negative pressure, then the waste gas will be transmitted into the related treatment device by the air pipe 17, at the same time, because the protective cover 16 is an inverted horn-shaped structure, the waste gas can be effectively concentrated in the protective cover 16; when the frame body needs to be fixed, the motor 2 can be started to make the forward and reverse screw rod 22 rotate, when the forward and reverse screw rod 22 rotates, it will drive a pair of first sliding blocks 23 to slide along the support 1, when the first sliding block 23 moves, it will extrude the second sliding block 24 through the connecting rod 26, so that the second sliding block 24 slides along the support 1, the second sliding block 24 will move together with the clamping plate 25 and make it close to the frame body, until the clamping plate 25 extrudes and fixes the frame body; when the clamping plate 25 contacts the frame body, part of the slide rod 32 will contact the outer wall of the frame body and slide along the clamping plate 25 and enter the inside of the groove 3, part of the slide rod 32 will enter the modeling inside the outer wall of the frame body, the first spring 33 will be in a stretched state and exert a force on the slide rod 32, increasing the contact area of the clamping plate 25 and the frame body; when part of the slide rod 32 enters the modeling inside the outer wall of the frame body, the top plate 42 will also move together with the slide rod 32, the top plate 42 will extrude the outer wall of the frame body under the action of the elastic force of the second spring 4, further increasing the contact area of the fixing assembly and the frame body; by setting the protective pad 5, when the slide rod 32 contacts the frame body, the protective pad 5 will contact the frame body first, because the protective pad 5 is made of flexible material, the protective pad 5 will disperse the extrusion effect on the outer wall of the frame body; by setting the filter screen 6, when the air pipe 17 absorbs and processes the waste gas in the protective cover 16, the waste gas will pass through the filter screen 6 and be filtered by the filter screen 6.

[0031] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, the above examples and descriptions in the specification are only to illustrate the principles of the present application, without departing from the spirit and scope of the present application, the present application can also have various changes and improvements, these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A metal frame welding apparatus comprising a support (1), characterized in that: The top of the support (1) is symmetrically fixed with a slide rail (18); the top of the slide rail (18) is slidably connected with a vertical plate (12); the middle of the vertical plate (12) is slidably connected with a first horizontal plate (13); the middle of the first horizontal plate (13) is slidably connected with a second horizontal plate (14); the bottom of the second horizontal plate (14) is mounted with a welding gun (15); the bottom of the second horizontal plate (14) is fixed with a protective cover (16); the welding gun (15) is located inside the protective cover (16); the protective cover (16) is an inverted horn structure; one side of the protective cover (16) is communicated with an air pipe (17); the middle of the support (1) is provided with a fixing assembly for fixing a metal frame.

2. A metal rack welding device according to claim 1, characterized in that: The fixing assembly comprises a motor (2); the motor (2) and the support (1) are in fixed connection; the output end of the motor (2) is fixed with a reversible screw rod (22); the middle of the reversible screw rod (22) is symmetrically threadedly connected with a first sliding block (23); the first sliding block (23) and the support (1) are in sliding connection; the middle of the first sliding block (23) is symmetrically rotatably connected with a connecting rod (26); the end of the connecting rod (26) is rotatably connected with a second sliding block (24); the second sliding block (24) and the support (1) are in sliding connection; the top of the second sliding block (24) is fixed with a clamping plate (25).

3. A metal rack welding apparatus according to claim 2, wherein: A plurality of grooves (3) are formed in the middle of the clamping plate (25); a slide rod (32) is penetratingly arranged in the grooves (3) and is in sliding connection; a first spring (33) is fixed between the end of the slide rod (32) and the clamping plate (25).

4. A metal rack welding apparatus according to claim 3, wherein: A plurality of top plates (42) are rotatably connected to the middle of the slide rod (32); a second spring (4) is fixed between the top plate (42) and the slide rod (32).

5. A metal rack welding apparatus according to claim 4, wherein: The other end of the slide rod (32) is fixed with a protective pad (5); the surface of the protective pad (5) is an arc structure.

6. A metal rack welding apparatus according to claim 5, wherein: A filter screen (6) is detachably arranged on the inner wall of the protective cover (16); the filter screen (6) and the air pipe (17) are correspondingly arranged.

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