Fixing device for welding processing of mobile phone mainboard

Abstract

The utility model discloses a fixing device for mobile phone mainboard welding processing, which belongs to the field of mobile phone mainboard welding and comprises a fixing plate and an abutting block fixedly connected to the left side of the top of the fixing plate. According to the utility model, by sliding the limiting block, the limiting block is clamped on the right side of the mobile phone mainboard, then the motor is started, the motor drives the worm to rotate, the worm rotates to drive the worm gear to rotate, the worm gear rotates to drive the bidirectional screw to rotate, the bidirectional screw drives the screw sleeve to move towards the outer side, and the triangular block abuts against the lifting block. The lifting block drives the clamping block to be clamped in the corresponding clamping groove, the stability of the fixing box can be kept, the effect of stably clamping the collecting mainboard is achieved, and the problems that in the prior art, an existing fixing device adopts a spring as a support, then a bolt is rotated for fixing, the bolt is limited only through abutting force, and in the welding machining process, the clamping block cannot be clamped in the clamping groove are solved. And the bolt is easy to loosen.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile phone motherboard welding, in particular to a fixing device for mobile phone motherboard welding and processing. Background Technique

[0002] Mobile phone motherboard welding is a technically complex and crucial task, which directly affects the performance and stability of the mobile phone. The following are some key points regarding mobile phone motherboard welding: Select suitable welding processes and equipment: Different motherboard chips may require different welding processes and equipment, such as surface mount technology or wave soldering technology. When selecting, comprehensive consideration should be given based on the characteristics and requirements of the motherboard chips to ensure welding quality and efficiency. Control welding temperature and time: During welding, it is necessary to strictly control the welding temperature and time to avoid damage to the chips or poor welding contacts.

[0003] After retrieval, the patent publication number is: CN215469037U. The utility model discloses a fixing device for mobile phone motherboard processing and welding, including a motherboard welding fixing device body and a servo motor. A support column is installed at the top of the motherboard welding fixing device body. A servo motor is installed inside the motherboard welding fixing device body, and the output shaft of the servo motor is connected to a first ordinary gear. A support base is installed at the bottom end of the second threaded rod. The utility model is provided with a servo motor. By rotating the servo motor, the first internal thread sleeve and the second internal thread sleeve can rotate simultaneously. By the telescoping of the first threaded rod and the second threaded rod, the motherboard welding fixing device body can be lifted and lowered, so that the height of the motherboard welding fixing device body can be adjusted. By the up and down sliding of the sliding block, the clamping block can be lifted and lowered. The mobile phone motherboard can be clamped and fixed by the clamping block, and the clamping force at both ends is the same.

[0004] During the use of this fixing device for mobile phone motherboard processing and welding, multiple threaded rods are used for clamping. During use, it is easy to have a phenomenon that the clamping force is too large and the motherboard is damaged. At the same time, the current fixing device uses a spring as a support and then rotates the bolt for fixing. The bolt is only limited by the tightening force. During welding processing, the bolt is prone to loosening, and the safety is relatively low. At the same time, it is also necessary to manually tighten the bolt, which is time-consuming and laborious for manual operation and not convenient for users to use. Content of the Utility Model

[0005] The purpose of the utility model is to solve the problems in the prior art that the current fixing device uses a spring as a support and then rotates the bolt for fixing. The bolt is only limited by the tightening force. During welding processing, the bolt is prone to loosening, and the safety is relatively low. At the same time, it is also necessary to manually tighten the bolt, which is time-consuming and laborious for manual operation, and to propose a fixing device for mobile phone motherboard welding and processing.

[0006] To achieve the above object, the utility model adopts the following technical solutions:

[0007] A fixing device for welding and processing a mobile phone motherboard, including a fixing plate,

[0008] Further including a pressing block, which is fixedly connected to the left side of the top of the fixing plate;

[0009] A limiting block, which is arranged on the top of the fixing plate and is used to press and limit the right side of the mobile phone motherboard;

[0010] A fixing box, which is located at the bottom of the fixing plate. The top of the fixing box is fixedly connected with a sliding block. A sliding groove slidably connected with the sliding block is opened on the top of the fixing plate, and the top of the sliding block is fixedly connected to the top of the fixing box;

[0011] A transmission component, which is arranged inside the fixing box;

[0012] A pressing component, which is arranged outside the transmission component and is used to tightly limit the top of the fixing box.

[0013] As a preferred technical solution of the present application, the transmission component includes a bracket, which is fixedly connected to the left side of the inner wall of the fixing box. A bidirectional screw is movably connected inside the bracket. A screw sleeve is threadedly connected to the outside of the bidirectional screw. A triangular block is fixedly connected to the outside of the screw sleeve. A worm gear is fixedly connected to the surface of the bidirectional screw. A worm is meshed with the top of the worm gear, and a motor is fixedly connected to the right side of the worm.

[0014] As a preferred technical solution of the present application, the pressing component includes a lifting block, which is located inside the fixing box. The number of the lifting blocks is two. A spring is fixedly connected to the bottom of the lifting block, and the bottom of the spring is fixedly connected to the bottom of the inner wall of the fixing box. A clamping block is fixedly connected to the top of the lifting block, and a clamping groove matched with the clamping block is opened on the bottom of the fixing plate.

[0015] As a preferred technical solution of the present application, a fixing ring is fixedly connected to the surface of the bidirectional screw, and the fixing ring is used in cooperation with the bracket.

[0016] As a preferred technical solution of the present application, a positioning rod is fixedly connected to the bottom of the inner wall of the fixing box, and the positioning rod is slidably connected with the lifting block.

[0017] As a preferred technical solution of the present application, two round rods are fixedly connected to the inner side of the limiting block.

[0018] As a preferred technical solution of the present application, a protection frame is fixedly connected to the bottom of the fixing plate, and the protection frame is used in cooperation with the fixing plate.

[0019] As a preferred technical solution of the present application, a support ring is sleeved on the surface of the worm, and the bottom of the support ring is fixedly connected to the bottom of the inner wall of the fixed box.

[0020] Compared with the prior art, the present utility model provides a fixing device for mobile phone motherboard welding and processing, which has the following beneficial effects:

[0021] 1. For the fixing device for mobile phone motherboard welding and processing, by sliding the limit block, the limit block is clamped on the right side of the mobile phone motherboard. Then, the motor is started, and the motor drives the worm to rotate. The rotation of the worm drives the worm wheel to rotate, and the rotation of the worm wheel drives the bidirectional screw to rotate. The bidirectional screw drives the screw sleeve to move outward, so that the triangular block presses against the lifting block, and the lifting block drives the clamping block to be stuck in the corresponding card slot, which can maintain the stability of the fixed box, realizing the effect of stably clamping the mobile phone motherboard, and solving the problems in the prior art that the current fixing device uses a spring as a support and then rotates the bolt for fixing. The bolt is only limited by the tightening force, and it is easy to loosen the bolt during welding and processing, with relatively low safety. At the same time, it is also necessary to manually tighten the bolt, which is time-consuming and laborious.

[0022] 2. For the fixing device for mobile phone motherboard welding and processing, through the setting of the transmission component, the screw sleeve can be driven, and the screw sleeve can be stably driven, which is convenient for the screw sleeve to drive the triangular block to move and be limited, facilitating the use of the user.

[0023] 3. For the fixing device for mobile phone motherboard welding and processing, through the setting of the pressing component, the lifting block can move upward, and the lifting block drives the clamping block to be stuck inside the card slot, with relatively high stability, facilitating the use of the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a three-dimensional structure schematic diagram of the present utility model;

[0025] Figure 2 is a three-dimensional bottom view schematic diagram of the structure of the present utility model;

[0026] Figure 3 is a cross-sectional structure schematic diagram of the fixed box of the present utility model;

[0027] Figure 4 is a three-dimensional structure schematic diagram of the transmission component of the structure of the present utility model;

[0028] Figure 5 For the present utility model Figure 4 is an enlarged structure schematic diagram of part A in the present utility model.

[0029] In the figure:

[0030] 1. Fixed plate; 2. Tightening block; 3. Limiting block; 4. Fixed box; 5. Slide block; 6. Slide groove; 7. Transmission assembly; 71. Bracket; 72. Bidirectional screw; 73. Screw sleeve; 74. Triangular block; 75. Worm gear; 76. Worm; 77. Motor; 8. Tightening assembly; 81. Lifting block; 82. Spring; 83. Clamping block; 84. Card slot; 9. Fixed ring; 10. Positioning rod; 11. Round rod; 12. Protective frame; 13. Support ring. Detailed implementation manner

[0031] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0032] Embodiment 1:

[0033] Refer to Figures 1-5 , a fixing device for mobile phone motherboard welding and processing, including a fixed plate 1, characterized in that,

[0034] It further includes a tightening block 2, and the tightening block 2 is fixedly connected to the left side of the top of the fixed plate 1;

[0035] A limiting block 3 is arranged on the top of the fixed plate 1 and is used to tightly limit the right side of the mobile phone motherboard;

[0036] A fixed box 4, the fixed box 4 is located at the bottom of the fixed plate 1, a slide block 5 is fixedly connected to the top of the fixed box 4, and a slide groove 6 for sliding connection with the slide block 5 is opened on the top of the fixed plate 1, and the top of the slide block 5 is fixedly connected to the top of the fixed box 4;

[0037] A transmission assembly 7 is arranged inside the fixed box 4;

[0038] A tightening assembly 8 is arranged outside the transmission assembly 7 and is used to tightly limit the top of the fixed box 4.

[0039] The transmission assembly 7 includes a bracket 71, the bracket 71 is fixedly connected to the left side of the inner wall of the fixed box 4, a bidirectional screw 72 is movably connected inside the bracket 71, a screw sleeve 73 is threadedly connected to the outside of the bidirectional screw 72, a triangular block 74 is fixedly connected to the outside of the screw sleeve 73, a worm gear 75 is fixedly connected to the surface of the bidirectional screw 72, a worm 76 is engaged with the top of the worm gear 75, and a motor 77 is fixedly connected to the right side of the worm 76.

[0040] Through the setting of the transmission component 7, the screw sleeve 73 can be driven, and the screw sleeve 73 can be stably driven, which is convenient for the screw sleeve 73 to drive the triangular block 74 to move and limit, facilitating the user to use.

[0041] The pressing component 8 includes a lifting block 81. The lifting block 81 is located inside the fixed box 4. The number of the lifting blocks 81 is two. A spring 82 is fixedly connected to the bottom of the lifting block 81. The bottom of the spring 82 is fixedly connected to the bottom of the inner wall of the fixed box 4. A clamping block 83 is fixedly connected to the top of the lifting block 81. A clamping groove 84 adapted to the clamping block 83 is formed in the bottom of the fixing plate 1.

[0042] Through the setting of the pressing component 8, the lifting block 81 can move upward, and the lifting block 81 drives the clamping block 83 to be stuck inside the clamping groove 84, with relatively high stability, facilitating the user to use.

[0043] Embodiment 2:

[0044] Refer to Figure 1 and Figure 4 A fixing device for mobile phone motherboard welding and processing is basically the same as Embodiment 1. Further, a fixing ring 9 is fixedly connected to the surface of the bidirectional screw 72. The fixing ring 9 is used in cooperation with the support 71. A positioning rod 10 is fixedly connected to the bottom of the inner wall of the fixed box 4. The positioning rod 10 is slidably connected to the lifting block 81. A round rod 11 is fixedly connected to the inner side of the limiting block 3. The number of the round rods 11 is two. A protective frame 12 is fixedly connected to the bottom of the fixing plate 1. The protective frame 12 is used in cooperation with the fixing plate 1. A support ring 13 is sleeved on the surface of the worm 76. The bottom of the support ring 13 is fixedly connected to the bottom of the inner wall of the fixed box 4.

[0045] Through the setting of the fixing ring 9, the bidirectional screw 72 can be limited, effectively improving the stability of the fixing ring 9 and the bidirectional screw 72, facilitating the user to use.

[0046] Through the setting of the positioning rod 10, the inside of the lifting block 81 can be slid, effectively improving the stability of the lifting block 81, and avoiding the phenomenon that the lifting block 81 shakes, facilitating the user to use.

[0047] Through the setting of the round rod 11, the limiting blocks 3 can be connected and fixed to each other, effectively improving the stability of the limiting blocks 3, and avoiding the phenomenon that the limiting blocks 3 deviate, facilitating the user to use.

[0048] Through the setting of the protective frame 12, the bottom of the fixing plate 1 can be limited and supported, effectively improving the stability of the fixing plate 1, and avoiding the phenomenon that the fixing plate 1 shakes, facilitating the user to use.

[0049] By setting the support ring 13, the right side of the worm 76 can be limited, effectively improving the stability of the worm 76 and facilitating the use by the user.

[0050] Specifically, when the fixing device for mobile phone motherboard welding and processing is working / in use: The user places the mobile phone motherboard on the top of the fixing plate 1. Then, the user slides the limiting block 3 so that the limiting block 3 is clamped on the right side of the mobile phone motherboard. After that, the motor 77 is started. The motor 77 drives the worm 76 to rotate. The rotation of the worm 76 drives the worm wheel 75 to rotate. The rotation of the worm wheel 75 drives the bidirectional screw 72 to rotate. The bidirectional screw 72 drives the screw sleeve 73 to move outward, so that the triangular block 74 presses against the lifting block 81, and the lifting block 81 drives the clamping block 83 to be stuck in the corresponding card slot 84, which can maintain the stability of the fixing box 4 and ensure the stability of the mobile phone motherboard, thus achieving the effect of stable fixation.

[0051] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present invention.

Claims

1. A fixing device for welding a mobile phone mainboard, comprising a fixing plate (1), characterized in that: It also includes a tightening block (2), which is fixedly connected to the left side of the top of the fixing plate (1); A limit block (3) is arranged on the top of the fixing plate (1) and is used to tighten and limit the right side of the mobile phone mainboard; A fixed box (4), the fixed box (4) being located at the bottom of the fixed plate (1), the top of the fixed box (4) being fixedly connected to a slider (5), the top of the fixed plate (1) being provided with a slide groove (6) slidably connected to the slider (5), the top of the slider (5) being fixedly connected to the top of the fixed box (4); A transmission assembly (7) is arranged inside the fixed box (4); The tightening assembly (8) is arranged on the outside of the transmission assembly (7) and is used to clamp and limit the top of the fixing box (4).

2. A fixing device for welding processing of a mobile phone mainboard according to claim 1, characterized in that: The transmission assembly (7) comprises a bracket (71), the bracket (71) being fixedly connected to the left side of the inner wall of the fixed box (4), the bracket (71) being movably connected to a bidirectional screw (72) inside, the outer side of the bidirectional screw (72) being threadedly connected to a screw sleeve (73), the outer side of the screw sleeve (73) being fixedly connected to a triangular block (74), the surface of the bidirectional screw (72) being fixedly connected to a worm wheel (75), the top of the worm wheel (75) being meshed with a worm (76), and the right side of the worm (76) being fixedly connected to a motor (77).

3. A fixing device for welding processing of a mobile phone mainboard according to claim 2, characterized in that: The tightening assembly (8) comprises a lifting block (81), the lifting block (81) being located inside the fixed box (4), the lifting blocks (81) being two in number, the bottom of the lifting block (81) being fixedly connected to a spring (82), the bottom of the spring (82) being fixedly connected to the bottom of the inner wall of the fixed box (4), the top of the lifting block (81) being fixedly connected to a clamping block (83), and the bottom of the fixed plate (1) being provided with a clamping slot (84) for use with the clamping block (83).

4. A fixing device for welding processing of a mobile phone mainboard according to claim 2, characterized in that: A fixing ring (9) is fixedly connected to the surface of the bidirectional screw rod (72), and the fixing ring (9) is used in conjunction with the bracket (71).

5. A fixing device for welding processing of a mobile phone mainboard according to claim 3, characterized in that: A positioning rod (10) is fixedly connected to the bottom of the inner wall of the fixing box (4), and the positioning rod (10) is slidably connected to the lifting block (81).

6. A fixing device for welding processing of a mobile phone mainboard according to claim 3, characterized in that: A round rod (11) is fixedly connected to the inner side of the limit block (3), and the number of the round rods (11) is two.

7. A fixing device for welding a mobile phone mainboard according to claim 3, characterized in that: A protection frame (12) is fixedly connected to the bottom of the fixing plate (1), and the protection frame (12) is used in conjunction with the fixing plate (1).

8. A fixing device for welding a mobile phone mainboard according to claim 2, characterized in that: A support ring (13) is sleeved on the surface of the worm (76), and the bottom of the support ring (13) is fixedly connected to the bottom of the inner wall of the fixing box (4).

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