Hinge welding device for mobile phone production

Abstract

The invention discloses a hinge welding device for mobile phone production, and relates to the field of mobile phone hinges, the hinge welding device comprises a supporting base, a mounting plate, an annular connecting frame, a vertical hydraulic press A, a vertical hydraulic press B, a vertical hydraulic press C, a vertical hydraulic press D and a connecting transverse plate, and one side of the top of the supporting base is fixedly connected with a universal moving frame; a guide rail supporting frame is fixedly connected to one side of the universal moving frame, a welding device is fixedly connected to the top face of the guide rail supporting frame, a universal moving arm is fixedly connected to one side of the mounting plate, mounting screws are arranged on the top face of the mounting plate, and a connecting block is fixedly connected to one side of the universal moving arm. According to the multi-hinge welding device, an integrated intelligent control structure is adopted, so that the multi-hinge welding device can be fixed through multiple hinges, multi-direction welding operation can be achieved, and meanwhile, an air drying structure is combined, so that the multi-hinge welding device can be rapidly cooled, collected and used after welding treatment.

Description

Technical Field

[0001] The invention relates to the field of mobile phone hinges, in particular to a hinge welding device for mobile phone production. Background Art

[0002] Smartphones are like personal computers, with independent operating systems, mostly large screens, capacitive touch screens, and some resistive touch screens, with powerful functions and high practicality. Users can install programs provided by third-party service providers, including games, to continuously expand the functions of the phone, and can access wireless networks through mobile communication networks. "In a broad sense, in addition to the call function of a mobile phone, a smartphone also has most of the functions of a PDA, especially personal information management and browser and email functions based on wireless data communication.

[0003] When producing current mobile phones, the hinge structure of the mobile phone needs to be installed and processed. The traditional welding structure is to place the hinge structure on the welding equipment of the corresponding angle welding by holding it, and let it be connected at the designated connecting position of the workstation, and then perform point welding processing on it through the welding structure, and then change to another workstation for other point welding, which causes the back and forth transportation and welding operation, which affects the welding efficiency, and the manual assisted operation makes the overall welding use not intelligent enough, which is not conducive to the welding use of the current smart factory.

[0004] Therefore, those skilled in the art provide a hinge welding device for producing mobile phones to solve the problems raised in the above background technology. Summary of the invention

[0005] The purpose of the present invention is to provide a hinge welding device for mobile phone production to solve the problem raised in the above background technology that the hinge structure of the mobile phone needs to be installed and processed during the current production of mobile phones. The traditional welding structure is to place the hinge structure by hand on the welding equipment for corresponding angle welding, and let it be correspondingly clamped at the designated clamping position of the workstation, and perform point welding processing on it through the welding structure, and then change to other workstations for other point welding, which causes the back and forth transportation and welding operations to affect the welding efficiency, and the manual assisted operation makes the overall welding use not intelligent enough, which is not conducive to the current smart factory welding use problem.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A hinge welding device for mobile phone production comprises a support base, a mounting plate, an annular connecting frame, a vertical hydraulic press A, a vertical hydraulic press B, a vertical hydraulic press C, a vertical hydraulic press D and a connecting cross plate, wherein one side of the top of the support base is fixedly connected to a universal movable frame, one side of the universal movable frame is fixedly connected to a guide rail support frame, the top surface of the guide rail support frame is fixedly connected to a welder, one side of the mounting plate is fixedly connected to a universal movable arm, the top surface of the mounting plate is provided with mounting screws, one side of the universal movable arm is fixedly connected to a connecting block, one side of the connecting block is fixedly connected to a transverse telescoping device, and the bottom surface of the annular connecting frame is evenly fixedly connected to vertical support rods. The outer side of the annular connecting frame is evenly connected with an italic expander, the output end of one of the italic expanders is fixedly connected with a vertical welder, the bottom surface of the vertical welder is vertically fixedly connected with a vertical hydraulic press A, the output end of the vertical hydraulic press A is fixedly connected with a vertical box plate A, the bottom end of the vertical box plate A is fixedly connected with a vertical welding strip, the side of the vertical box plate A is connected with a connecting circuit line A, the bottom surface of one of the vertical welders is vertically fixedly connected with a vertical hydraulic press B, the output end of the vertical hydraulic press B is fixedly connected with a dryer, the output end of the vertical hydraulic press B is fixedly connected with a vertical box plate B, the side of the vertical box plate B is fixedly connected with a connecting circuit line A. The circuit line B is connected, the bottom end of the vertical box plate B is fixedly connected to an air drying box, one side of the air drying box is horizontally fixedly connected to a sleeve pipe, the air drying box is fixedly provided with an air drying pipe on the side away from the sleeve pipe, one end of the air drying pipe is fixedly connected to an air drying port A, the sleeve pipe is fixedly connected to an air drying port B at the end away from the air drying box, the output end of one of the italic telescopic devices is fixedly connected to a transverse welder, the bottom surface of the transverse welder is fixedly connected to a vertical hydraulic press C, the bottom end of the vertical hydraulic press C is fixedly connected to a vertical box plate C, the bottom end of the vertical box plate C is fixedly connected to a welding rod transverse mounting plate, the side water It is fixedly connected with a transverse welding rod horizontally, one side edge of the vertical box plate C is fixedly connected with a connecting circuit line C, an output end of the italic telescope is fixedly connected with a pressure plate fixture, the bottom end of the pressure plate fixture is fixedly connected with a vertical hydraulic press D, the bottom end of the vertical hydraulic press D is fixedly connected with a vertical box plate D, the bottom end of the vertical box plate D is fixedly connected with an italic fixing plate, the bottom end of the italic fixing plate is provided with a fixed pressure plate, the bottom end of the vertical support rod is horizontally fixedly connected with a connecting cross plate, the bottom surface of the connecting cross plate is horizontally fixedly provided with a connecting ring, the outer side edge of the connecting ring is evenly fixedly welded with a supporting guide rail, and the top surface of the support guide rail is provided with a guide rail groove.

[0008] As a preferred embodiment of the present invention: the universal movable frame includes a mounting plate, mounting screws, a universal movable arm, a connecting block and a transverse expander, and the mounting screws are all correspondingly inserted into the top surface of the mounting plate near the inside of the through holes at the four corners, and the extended end is threadedly fixedly connected to the top screw hole position of the support base.

[0009] As a preferred embodiment of the present invention: the connecting block is fixedly connected and arranged at one end of the universal movable arm away from the mounting plate, there are multiple transverse expanders, and the multiple transverse expanders are arranged parallel to each other, one end of the multiple transverse expanders is horizontally fixedly connected and arranged at the side position of the connecting block, and the output ends of the multiple transverse expanders are horizontally fixedly connected and arranged at one end of the guide rail support frame.

[0010] As a preferred embodiment of the present invention: the annular connecting frame and the guide rail support frame are arranged in parallel with each other in a superimposed manner, and the annular connecting frame and the guide rail support frame are fixedly connected to each other through a plurality of vertical support rods, and the plurality of vertical support rods are equidistantly arranged in a ring shape on the bottom surface of the annular connecting frame near the edge, and four italic telescoping devices are equidistantly arranged on the outer side of the annular connecting frame.

[0011] As a preferred embodiment of the present invention: the vertical welder is fixedly arranged on the outer side of the guide rail support frame, the top end of the vertical hydraulic press A is fixedly connected to the center position of the bottom surface of the vertical welder, and the vertical box plate A and the connecting circuit line A maintain electrical connection with each other.

[0012] As a preferred embodiment of the present invention: the plug-in end of the vertical box plate B and the connecting circuit line B are electrically connected to each other, the air drying box, the socket pipe and the air drying pipe are all connected to each other, and the vertical box plate C and the connecting circuit line C are electrically connected to each other.

[0013] As a preferred embodiment of the present invention: the connecting ring is fixedly connected to the bottom surface of the connecting horizontal plate through a column at the center position of the top surface, and is arranged in parallel with each other in a superimposed manner. The number of supporting guide rails is four, and the four supporting guide rails are arranged in a ring shape at equal distances from each other on the outer side of the connecting ring.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] The present invention relates to a hinge welding device for producing mobile phones. After a support base is fixedly set at a designated workstation position, one end of a connecting circuit line A, a connecting circuit line B and a connecting circuit line C are electrically connected to a control system. By controlling the flipping movement of a universal movable frame, the overall direction of the welding device can be adjusted, so that the welding device can be adjusted in multiple directions to a designated angle to meet the welding of a designated point of a hinge at the workstation. After the designated angle and point are adjusted, the vertical support rod is supported by an annular connection to drive the guide rail support frame at the bottom to be horizontally set to the top position of the hinge. After the designated italic telescopic device is controlled to telescopically move by an external control system, the output end drives the corresponding vertical welding device to move to the designated spacing. After the output end of the vertical hydraulic machine A at the bottom telescopically moves, the output end drives the vertical box plate A to adjust the height vertically. Then, the vertical hydraulic machine at the bottom is adjusted to adjust the height of the welding device. The vertical welding positions of the hinges are welded one by one with the vertical welding bars, and during the horizontal welding process, the same adjustment method is used to make the horizontal welding bars butt-jointly set at the welding points for welding. During the welding process, the internal motor of the air-drying box rotates to quickly air-dry the welding positions. The air-drying end buckle A and the air-drying port B can perform precise docking and air-drying operations on the specified points of the hinges. The hinges can be squeezed and fixed under the extrusion of the pressure plate fixer, so that there will be no deviation during welding. The supporting guide cabinet can allow the pressing structure and the vertical welding and horizontal welding structures to move along the guide grooves, so that it is not easy to form deflection and affect the instability of welding. The integrated intelligent control structure allows it to fix multiple hinges and perform multi-directional welding operations. At the same time, it is combined with the air-drying structure so that it can be quickly cooled and collected for use after welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent from the detailed description of non-limiting embodiments made with reference to the following drawings:

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of a hinge welding device for mobile phone production;

[0018] Figure 2 It is a schematic structural diagram of an isometric side view of the whole hinge welding device in the production of a mobile phone;

[0019] Figure 3 It is a three-dimensional structural schematic diagram of the connection part of a universal movable frame in a hinge welding device for mobile phone production;

[0020] Figure 4 The present invention is a structural schematic diagram of an isometric side view of a connection portion of a universal movable frame in a hinge welding device for producing a mobile phone.

[0021] Figure 5 The present invention is a three-dimensional structural schematic diagram of the connection part between a welder and a guide rail support frame in a hinge welding device for producing a mobile phone.

[0022] Figure 6 The present invention is a schematic structural diagram of an isometric side view of the connecting part of a welder and a guide rail support frame in a hinge welding device for producing a mobile phone.

[0023] Figure 7 This is a three-dimensional structural schematic diagram of a welder in a hinge welding device for mobile phone production.

[0024] Figure 8 The present invention is a schematic structural diagram of an isometric side view of a welder in a hinge welding device for producing a mobile phone.

[0025] In the figure: 1, support base; 2, universal movable frame; 201, mounting plate; 202, mounting screws; 203, universal movable arm; 204, connecting block; 205, horizontal telescope; 3, welding machine; 301, annular connecting frame; 302, vertical support rod; 303, italic telescope; 304, vertical welding machine; 3041, vertical hydraulic machine A; 3042, vertical box plate A; 3043, vertical welding strip; 3044, connecting circuit line A; 305, air dryer; 3051, vertical hydraulic machine B; 3052, connecting circuit line B; 3053, vertical box plate B; 3054, air drying box; 3055, socket pipe; 3056, air drying pipe; 3057, air drying port A; 3058, air drying port B; 306, horizontal welder; 3061, vertical hydraulic press C; 3062, vertical box plate C; 3063, horizontal mounting plate for welding rod; 3064, horizontal welding rod; 3065, connecting circuit line C; 307, pressure plate holder; 3071, vertical hydraulic press D; 3072, vertical box plate D; 3073, italic fixing plate; 3074, fixed pressure plate; 4, guide rail support frame; 401, connecting horizontal plate; 402, connecting ring; 403, guide rail groove; 404, supporting guide rail. DETAILED DESCRIPTION

[0026] See also Figure 1-8In an embodiment of the present invention, a hinge welding device for producing a mobile phone includes a support base 1, a mounting plate 201, an annular connecting frame 301, a vertical hydraulic press A3041, a vertical hydraulic press B3051, a vertical hydraulic press C3061, a vertical hydraulic press D3071 and a connecting cross plate 401. A universal movable frame 2 is fixedly connected to one side of the top of the support base 1, a guide rail support frame 4 is fixedly connected to one side of the universal movable frame 2, a welder 3 is fixedly connected to the top surface of the guide rail support frame 4, a universal movable arm 203 is fixedly connected to one side of the mounting plate 201, a mounting screw 202 is provided on the top surface of the mounting plate 201, and the universal movable frame 2 includes a mounting plate 201, a mounting screw 202, a universal movable arm 203, a connecting block 204 and a transverse telescopic The connecting block 204 is fixedly connected and arranged at one end of the universal movable arm 203 away from the mounting plate 201. There are multiple transverse expanders 205, and the multiple transverse expanders 205 are arranged in parallel with each other. One end of the multiple transverse expanders 205 is horizontally fixedly connected and arranged at the side position of the connecting block 204, and the output ends of the multiple transverse expanders 205 are horizontally fixedly connected and arranged at one end of the guide rail support frame 4. The mounting screws 202 are all correspondingly inserted into the top surface of the mounting plate 201 near the four corner through holes, and the extension end is threadedly fixedly connected and arranged at the top screw hole position of the support base 1. One side of the universal movable arm 203 is fixedly connected with the connecting block 204, and one side of the connecting block 204 is fixedly connected with The horizontal expansion device 205, the bottom surface of the annular connecting frame 301 is evenly fixedly connected with the vertical support rod 302, the outer side of the annular connecting frame 301 is evenly connected with the italic expansion device 303, the annular connecting frame 301 and the guide rail support frame 4 are arranged in a superimposed parallel manner, and the annular connecting frame 301 and the guide rail support frame 4 are fixedly connected to each other through multiple vertical support rods 302, and multiple vertical support rods 302 are equidistantly arranged in a ring shape on the bottom surface of the annular connecting frame 301 near the edge, four italic expansion devices 303 are equidistantly arranged on the outer side of the annular connecting frame 301, and the output end of one italic expansion device 303 is fixedly connected to a vertical welder 304, and the bottom surface of the vertical welder 304 is vertically fixedly connected to A vertical hydraulic press A3041 is connected, the output end of the vertical hydraulic press A3041 is fixedly connected with a vertical box plate A3042, the bottom end of the vertical box plate A3042 is fixedly connected with a vertical welding strip 3043, the side of the vertical box plate A3042 is connected with a connecting circuit line A3044, the vertical welder 304 is fixedly set on the outer side of the guide rail support frame 4, the top of the vertical hydraulic press A3041 is fixedly connected to the center of the bottom surface of the vertical welder 304, the vertical box plate A3042 and the connecting circuit line A3044 are electrically connected to each other, the bottom surface of the vertical welder 304 is vertically fixedly connected with a vertical hydraulic press B3051, the output end of the vertical hydraulic press B3051 is fixedly connected with a dryer 305,The output end of the vertical hydraulic press B3051 is fixedly connected with a vertical box plate B3053, the side of the vertical box plate B3053 is fixedly connected with a connecting circuit line B3052, the bottom end of the vertical box plate B3053 is fixedly connected with an air drying box 3054, one side of the air drying box 3054 is horizontally fixedly connected with a sleeve pipe 3055, the air drying box 3054 is fixedly provided with an air drying pipe 3056 on a side away from the sleeve pipe 3055, one end of the air drying pipe 3056 is fixedly connected with an air drying port A3057, and the sleeve pipe 3055 is fixedly connected with an air drying port B3057 at one end away from the air drying box 3054. 058, the output end of an italic telescopic device 303 is fixedly connected to a horizontal welder 306, the bottom surface of the horizontal welder 306 is fixedly connected to a vertical hydraulic press C3061, the bottom end of the vertical hydraulic press C3061 is fixedly connected to a vertical box plate C3062, the bottom end of the vertical box plate C3062 is fixedly connected to a welding rod horizontal mounting plate 3063, the side of the welding rod horizontal mounting plate 3063 is horizontally fixedly connected to a horizontal welding rod 3064, one side of the vertical box plate C3062 is fixedly connected to a connecting circuit line C3065, and the plug-in ends of the vertical box plate B3053 and the connecting circuit line B3052 are mutually secured. The air drying box 3054, the sleeve pipe 3055 and the air drying pipe 3056 are all connected to each other, the vertical box plate C3062 and the connecting circuit line C3065 are electrically connected to each other, and the output end of an italic telescopic device 303 is fixedly connected to a pressure plate fixture 307, and the bottom end of the pressure plate fixture 307 is fixedly connected to a vertical hydraulic press D3071, and the bottom end of the vertical hydraulic press D3071 is fixedly connected to a vertical box plate D3072, and the bottom end of the vertical box plate D3072 is fixedly connected to an italic fixed plate 3073, and the bottom end of the italic fixed plate 3073 is provided with a fixed pressure plate 3074, the bottom end of the vertical support rod 302 is horizontally fixedly connected with a connecting horizontal plate 401, and the bottom surface of the connecting horizontal plate 401 is horizontally fixedly provided with a connecting ring 402, and the outer side of the connecting ring 402 is evenly fixedly welded with a supporting guide rail 404, and the top surface of the supporting guide rail 404 is provided with a guide rail groove 403, and the connecting ring 402 is fixedly connected to the bottom surface of the connecting horizontal plate 401 through a column at the center of the top surface, and is arranged in parallel with each other in a superimposed manner, and the number of the supporting guide rails 404 is four, and the four supporting guide rails 404 are equidistant from each other and arranged in a ring shape on the outer side of the connecting ring 402.

[0027] It should be noted that the present invention is a hinge welding device for mobile phone production, including 1. a supporting base; 2. a universal movable frame; 201. a mounting plate; 202. mounting screws; 203. a universal movable arm; 204. a connecting block; 205. a lateral telescope; 3. a welder; 301. a ring connecting frame; 302. a vertical supporting rod; 303. an italic telescope; 304. a vertical welder; 3041. a vertical hydraulic press A; 3042. a vertical box plate A; 3043. a vertical welding strip; 3044. a connecting circuit line A; 305. an air dryer; 3051. a vertical hydraulic press B; 3052. a connecting circuit line B; 3053. a vertical box plate B; 3054. an air drying box; 3055. a sleeve pipe; 3056. an air drying box; Pipeline; 3057, air drying port A; 3058, air drying port B; 306, horizontal welder; 3061, vertical hydraulic press C; 3062, vertical box plate C; 3063, horizontal mounting plate for welding rod; 3064, horizontal welding rod; 3065, connecting circuit line C; 307, pressure plate holder; 3071, vertical hydraulic press D; 3072, vertical box plate D; 3073, italic fixing plate; 3074, fixed pressure plate; 4, guide rail support frame; 401, connecting horizontal plate; 402, connecting ring; 403, guide rail groove; 404, supporting guide rail, all components are universal standard parts or components known to those skilled in the art, and their structures and principles are all known to those skilled in the art through technical manuals or through conventional experimental methods.

[0028] The working principle of the present invention is:

[0029] After the support base 1 is fixedly set at the designated workstation position, the ends of the connecting circuit lines A3044, B3052 and C3065 are electrically connected to the control system, and the overall direction of the welding device 3 can be adjusted by controlling the flipping movement of the universal movable frame 2, so that it can be adjusted to the designated angle in multiple directions to meet the designated point welding of the hinge of the workstation. After adjusting the designated angle and point, the vertical support rod is used to drive the bottom guide rail support frame 4 to be horizontally set to the top position of the hinge through the support of the annular connection 301. After the designated italic telescopic device 303 is controlled to telescopically move by an external control system, the output end drives the corresponding vertical welding device 304 to move to the designated spacing. Then, after the output end of the vertical hydraulic press A3041 on the bottom is telescopically moved, the output end drives the vertical box plate A 3042 is used for vertical height adjustment, and then the vertical welding positions of the hinges are welded one by one through the vertical welding strip 3043 at the bottom. During the horizontal welding process, the same adjustment method is used to make the horizontal welding strip 3064 docked at the welding point for welding. During the welding process, the internal motor of the air-drying box 3054 rotates to quickly air-dry the welding position. The air-drying end buckle A3057 and the air-drying port B3058 can perform precise docking and air-drying operations on the specified points of the hinge. Under the extrusion of the pressure plate fixer 307, the hinge can be squeezed and fixed, so that no deviation will occur during welding. The support guide cabinet 404 can allow the pressing structure and the vertical welding and horizontal welding structures to move along the guide groove 403, so that it is not easy to form a deflection and affect the instability of welding.

[0030] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A hinge welding device for mobile phone production, comprising a support base (1), a mounting plate (201), an annular connecting frame (301), a vertical hydraulic press A (3041), a vertical hydraulic press B (3051), a vertical hydraulic press C (3061), a vertical hydraulic press D (3071) and a connecting horizontal plate (401), characterized in that: A universal movable frame (2) is fixedly connected to one side of the top of the support base (1), a guide rail support frame (4) is fixedly connected to one side of the universal movable frame (2), a welder (3) is fixedly connected to the top surface of the guide rail support frame (4), a universal movable arm (203) is fixedly connected to one side of the mounting plate (201), a mounting screw (202) is provided on the top surface of the mounting plate (201), a connecting block (204) is fixedly connected to one side of the universal movable arm (203), a transverse telescoping device (205) is fixedly connected to one side of the connecting block (204), a vertical supporting rod (302) is evenly fixedly connected to the bottom surface of the annular connecting frame (301), and an inclined screw (205) is evenly connected to the outer side of the annular connecting frame (301). The vertical body expander (303) is a vertical welder (304) fixedly connected to the output end of the vertical welder (304), the bottom surface of the vertical welder (304) is vertically fixedly connected to a vertical hydraulic press A (3041), the output end of the vertical hydraulic press A (3041) is fixedly connected to a vertical box plate A (3042), the bottom end of the vertical box plate A (3042) is fixedly connected to a vertical welding strip (3043), the side of the vertical box plate A (3042) is connected to a connecting circuit line A (3044), the bottom surface of the vertical welder (304) is vertically fixedly connected to a vertical hydraulic press B (3051), the output end of the vertical hydraulic press B (3051) is fixedly connected to a dryer (305 ), the output end of the vertical hydraulic press B (3051) is fixedly connected to a vertical box plate B (3053), the side of the vertical box plate B (3053) is fixedly connected to a connecting circuit line B (3052), the bottom end of the vertical box plate B (3053) is fixedly connected to an air drying box (3054), one side of the air drying box (3054) is horizontally fixedly connected to a sleeve pipe (3055), the air drying box (3054) is fixedly provided with an air drying pipe (3056) on a side away from the sleeve pipe (3055), one end of the air drying pipe (3056) is fixedly connected to an air drying port A (3057), and the sleeve pipe (3055) is fixedly connected to an air drying port B at one end away from the air drying box (3054). (3058), an output end of the italic telescopic device (303) is fixedly connected to a transverse welder (306), the bottom surface of the transverse welder (306) is fixedly connected to a vertical hydraulic machine C (3061), the bottom end of the vertical hydraulic machine C (3061) is fixedly connected to a vertical box plate C (3062), the bottom end of the vertical box plate C (3062) is fixedly connected to a welding rod transverse mounting plate (3063), the side of the welding rod transverse mounting plate (3063) is horizontally fixedly connected to a transverse welding rod (3064), one side of the vertical box plate C (3062) is fixedly connected to a connecting circuit line C (3065), an output end of the italic telescopic device (303) is fixedly connected to a pressure plate fixer (307),The bottom end of the pressure plate fixer (307) is fixedly connected to a vertical hydraulic press D (3071), the bottom end of the vertical hydraulic press D (3071) is fixedly connected to a vertical box plate D (3072), the bottom end of the vertical box plate D (3072) is fixedly connected to an oblique fixed plate (3073), the bottom end of the oblique fixed plate (3073) is provided with a fixed pressure plate (3074), the bottom end of the vertical support rod (302) is horizontally fixedly connected to a connecting cross plate (401), the bottom surface of the connecting cross plate (401) is horizontally fixedly provided with a connecting ring (402), the outer side edge of the connecting ring (402) is evenly fixedly welded with a supporting guide rail (404), and the top surface of the supporting guide rail (404) is provided with a guide rail groove (403).

2. A hinge welding device for mobile phone production according to claim 1, characterized in that: The universal movable frame (2) comprises a mounting plate (201), mounting screws (202), a universal movable arm (203), a connecting block (204) and a transverse telescoping device (205); the mounting screws (202) are all correspondingly inserted and arranged on the top surface of the mounting plate (201) near the inside of the through holes at the four corners, and the extended ends are threadedly fixedly connected and arranged at the top screw hole position of the support base (1).

3. A hinge welding device for mobile phone production according to claim 1, characterized in that: The connecting block (204) is fixedly connected and arranged at one end of the universal movable arm (203) away from the mounting plate (201); there are a plurality of transverse expanders (205), and the plurality of transverse expanders (205) are arranged in parallel with each other; one end of the plurality of transverse expanders (205) is horizontally fixedly connected and arranged at a side position of the connecting block (204); and the output ends of the plurality of transverse expanders (205) are horizontally fixedly connected and arranged at one end of the guide rail support frame (4).

4. A hinge welding device for mobile phone production according to claim 1, characterized in that: The annular connecting frame (301) and the guide rail support frame (4) are arranged in parallel and stacked with each other, and the annular connecting frame (301) and the guide rail support frame (4) are fixedly connected to each other via a plurality of vertical support rods (302), the plurality of vertical support rods (302) are arranged in an annular shape at equal distances from each other on the bottom surface of the annular connecting frame (301) near the edge, and four italic telescopic devices (303) are arranged at equal distances on the outer side of the annular connecting frame (301).

5. The hinge welding device for mobile phone production according to claim 1, characterized in that: The vertical welder (304) is fixedly arranged on the outer side of the guide rail support frame (4), the top end of the vertical hydraulic machine A (3041) is fixedly connected to the center position of the bottom surface of the vertical welder (304), and the vertical box plate A (3042) and the connecting circuit line A (3044) are electrically connected to each other.

6. A hinge welding device for mobile phone production according to claim 1, characterized in that: The plug-in end of the vertical box plate B (3053) and the connecting circuit line B (3052) are electrically connected to each other, the air drying box (3054), the sleeve pipe (3055) and the air drying pipe (3056) are all connected to each other, and the vertical box plate C (3062) and the connecting circuit line C (3065) are electrically connected to each other.

7. A hinge welding device for mobile phone production according to claim 1, characterized in that: The connecting ring (402) is fixedly connected to the bottom surface of the connecting horizontal plate (401) through a column at the center of the top surface, and is arranged in parallel with each other in a superimposed manner. The number of the supporting guide rails (404) is four, and the four supporting guide rails (404) are arranged in a ring shape at equal distances from each other on the outer side of the connecting ring (402).

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