Soldering tin frame for electronic element of PCB (Printed Circuit Board)

Abstract

The invention discloses a PCB electronic element soldering tin frame which comprises a center rod, a sliding adjusting mechanism, a rapid clamping mechanism and a clamping auxiliary mechanism. The sliding adjusting mechanism comprises a first sliding sleeve, a second sliding sleeve, a locking bolt, a rotating block and a connecting block; the rapid clamping mechanism comprises a clamping pipe, a clamping rod, a stabilizing spring, a lock frame, a directional ring, a gradient groove, a side rod, a locking spring and a multi-stage lock groove, the clamping auxiliary mechanism comprises an outer fixing plate, rotating teeth, a lead screw, a threaded block, a threaded ring and a limiting sleeve, and through the sliding guide function of a first sliding sleeve and a second sliding sleeve, the height and angle of the device can be rapidly adjusted; the clamping assembly is suitable for circuit boards or elements of different sizes, the applicability is improved, the rapid clamping mechanism provides a rapid and stable clamping function for the clamping assembly, and replacement or maintenance of the clamping assembly is facilitated.

Description

Technical Field

[0001] The invention relates to the technical field of soldering racks, and more particularly to a soldering rack for electronic components of a PCB circuit board. Background Art

[0002] A PCB circuit board electronic component soldering rack is an auxiliary tool for fixing circuit boards and their electronic components. It is mainly used for operations such as welding, repair and assembly of electronic components. The device helps electronic maintenance or production personnel improve accuracy and efficiency during the welding process by providing stable support and flexible adjustment functions, while reducing the operating burden. It is widely used in electronic manufacturing, scientific research and maintenance fields.

[0003] In the existing technology, firstly, some devices cannot be adjusted according to the size and operation requirements of circuit boards or components, reducing the scope of application. The sliding parts are loose or cannot be stably fixed, which affects the safety of use. The position of the light source cannot be adjusted, affecting the convenience of soldering operations. Secondly, some devices require extra time and tools for manual fixation, reducing work efficiency, which is more obvious when circuit boards need to be replaced frequently. Circuit boards or components shake or even fall off during operation, affecting the accuracy and safety of soldering. Finally, the flexibility and intelligence level of some devices are reduced, and they cannot meet the diverse and refined operation requirements. Summary of the invention

[0004] In view of the problems existing in the prior art, the present invention provides a PCB circuit board electronic component soldering rack to solve the technical problems mentioned in the background technology, such as the inability to adjust according to the size and operation requirements of the circuit board or components, and the unstable installation of the circuit board.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a PCB circuit board electronic component soldering rack, comprising a center rod, a sliding adjustment mechanism, a quick clamping mechanism and a clamping auxiliary mechanism, wherein the sliding adjustment mechanism comprises a first sliding sleeve, a second sliding sleeve, a locking bolt, a rotating block and a connecting block, wherein the first sliding sleeve and the second sliding sleeve are slidingly guided on the center rod, the locking bolt passes through the first sliding sleeve and the second sliding sleeve to fix it on the center rod, the rotating block and the connecting block are respectively rotatably installed on the second sliding sleeve and the first sliding sleeve, wherein the quick clamping mechanism comprises a clamping tube, a clamping rod, a stabilizing spring, a locking frame, a directional ring, a slope groove, a side rod, a locking spring and a multi-stage locking groove, wherein the stabilizing spring is installed inside the clamping tube, the clamping rod extends into the inside of the clamping tube to compress the stabilizing spring, the locking frame is transversely slidably arranged on the side wall of the clamping tube, the locking spring is installed between the inner wall of the clamping tube and the locking frame, the multi-stage locking groove is arranged on the outer wall of the clamping rod, the directional ring slides directionally on the clamping tube, the side rods are installed on both sides of the locking frame, and the slope groove outside the directional ring pushes toward the side rod to make the locking frame away from the multi-stage clamping groove.

[0006] The present invention is further configured such that the clamping auxiliary mechanism includes an outer fixing plate, rotating teeth, a lead screw, a threaded block, a threaded ring and a limit sleeve, the outer fixing plate is fixedly mounted on the outer wall of the clamping tube, the rotating teeth are rotatably mounted on the top end of the outer fixing plate, one end of the lead screw is cooperatively connected with the rotating teeth, the threaded block is mounted on the top of the directional ring, the threaded block is threadedly connected with the lead screw, the threaded ring is mounted on the bottom side wall of the clamping tube, the limit sleeve is mounted on the top end of the threaded ring, and the limit sleeve can be mounted on the outside of the lock frame to enable it to slide outward to a limited position.

[0007] The present invention is further configured such that a lighting assembly is installed at one end of the rotating block, and the lighting assembly is arranged to rotate at an upper limit position on the second sliding sleeve, and the lighting assembly installed on the second sliding sleeve provides sufficient light source guarantee for soldering work.

[0008] The present invention is further configured such that a base is installed at the bottom of the center rod, and a soldering placement frame is installed on the side of the top end of the base. The base provides a stable support for the entire device, ensuring that the device does not shake or tip over during use, thereby improving safety.

[0009] The present invention is further configured such that hydraulic cylinders are installed at both ends of the connecting block, and a connecting frame is installed at one end of the hydraulic cylinder, and the connecting frame is cooperatively connected with one end of the clamping tube. The hydraulic cylinder provides additional power support to achieve more precise adjustment or fixation, thereby enhancing the intelligence and practicality of the device.

[0010] The present invention is further configured such that a connecting plate is installed at one end of the clamping rod, and a clamping assembly is installed at one end surface of the connecting plate. The connecting plate is connected to the clamping rod through one end and is installed with the clamping assembly, which can firmly fix the circuit board or other operating parts and improve the stability and efficiency of the operation.

[0011] The present invention is further configured such that a limit ring is rotatably installed on the upper limit position of the outer wall of the clamping tube, and an outer tooth ring is installed on the bottom of the limit ring, and the outer tooth ring is meshingly connected with the rotating teeth. The meshing connection between the outer tooth ring and the rotating teeth makes it smoother for the rotating teeth to adjust their position, thereby improving the accuracy and flexibility of the adjustment.

[0012] The present invention is further configured such that a guide block is installed on the inner wall of the clamping tube, a guide groove is opened on the outer wall of the clamping rod, the guide block is slidingly guided in the guide groove, and the design of the guide block and the guide groove provides a guiding effect when the clamping rod slides, thereby ensuring the smoothness and linearity of its movement and avoiding shaking or deviation.

[0013] The present invention is further configured such that the surface of the central rod is provided with an anti-corrosion coating.

[0014] The present invention is further configured as follows: the anti-corrosion coating is prepared by weight of 20-40 parts of sodium fluoride, 30-60 parts of ammonium bifluoride, 10-20 parts of potassium permanganate, 40-50 parts of potassium chromate, 15-25 parts of zinc phosphate, 8-18 parts of sodium nitrate, 5-12 parts of praseodymium chloride, 10-16 parts of ethylenediaminetetraacetic acid, 8-12 parts of sodium dodecylbenzene sulfate, 6-13 parts of nickel sulfate, 15-25 parts of triethanolamine, 5-10 parts of nickel chloride, 8-12 parts of boric acid, 3-8 parts of saccharin, 6-12 parts of brightener and 500-900 parts of water.

[0015] The present invention is further configured as follows: the anti-corrosion coating is prepared by weight of 40 parts of sodium fluoride, 60 parts of ammonium bifluoride, 20 parts of potassium permanganate, 50 parts of potassium chromate, 25 parts of zinc phosphate, 18 parts of sodium nitrate, 5-12 parts of praseodymium chloride, 16 parts of ethylenediaminetetraacetic acid, 12 parts of sodium dodecylbenzene sulfate, 13 parts of nickel sulfate, 25 parts of triethanolamine, 10 parts of nickel chloride, 12 parts of boric acid, 8 parts of saccharin, 12 parts of brightener and 900 parts of water.

[0016] The present invention is further configured as follows: the anti-corrosion coating is prepared by weight: 30 parts of sodium fluoride, 45 parts of ammonium bifluoride, 15 parts of potassium permanganate, 45 parts of potassium chromate, 19 parts of zinc phosphate, 15 parts of sodium nitrate, 8 parts of praseodymium chloride, 14 parts of ethylenediaminetetraacetic acid, 9 parts of sodium dodecylbenzene sulfate, 9 parts of nickel sulfate, 20 parts of triethanolamine, 7 parts of nickel chloride, 10 parts of boric acid, 5 parts of saccharin, 7 parts of brightener and 600 parts of water.

[0017] Compared with the prior art, the present invention provides a PCB circuit board electronic component soldering rack, which has the following beneficial effects: The present invention is provided with a sliding adjustment mechanism. Through the sliding guiding function of the first sliding sleeve and the second sliding sleeve, the height and angle of the device can be quickly adjusted to adapt to circuit boards or components of different sizes and improve applicability. The locking bolt passes through the sliding sleeve and fixes it on the center rod to ensure that the device is stable and does not shake after adjustment, thereby increasing safety in use. The rotating block and the connecting block provide support for the installation of additional functions, especially the lighting component can provide sufficient light source guarantee for soldering operations, thereby improving work efficiency and accuracy.

[0018] The present invention is provided with a quick clamping mechanism, which includes a clamping tube, a clamping rod, a stabilizing spring, a locking frame, an directional ring, a multi-stage locking groove, etc., which provides a quick and stable clamping function for the clamping component, and is convenient for replacing or maintaining the clamping component. The locking spring and the stabilizing spring provide elastic support for the locking frame to ensure that the components after clamping are firmly fixed and will not fall off or loosen. The sliding of the directional ring on the clamping tube and the thrust design of the slope groove enable the locking frame to easily move away from the multi-stage clamping groove, thereby realizing convenient disassembly and resetting operations.

[0019] The present invention is provided with a clamping auxiliary mechanism, which is composed of an outer fixing plate, rotating teeth, a lead screw, a threaded block, a threaded ring and a limiting sleeve, etc., to provide more precise adjustment and limiting functions. The lead screw is driven by the rotating teeth to be threadedly connected with the threaded block, so that the position of the directional ring can be slightly adjusted, thereby achieving more precise clamping and fixation. The limiting sleeve cooperates with the lock frame to avoid excessive movement or position deviation of the lock frame, thereby improving the stability and safety of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the device of the present invention when it is not in use; Figure 2 It is a structural schematic diagram of the installation method of the clamping assembly in the present invention; Figure 3 It is a structural schematic diagram of the main frame in the present invention; Figure 4 It is a structural schematic diagram of the quick clamping mechanism and the clamping auxiliary mechanism in the present invention; Figure 5 It is a schematic diagram of the internal structure of the quick clamping mechanism and the clamping auxiliary mechanism in the present invention.

[0021] In the figure: 1. center rod; 2. first sliding sleeve; 3. second sliding sleeve; 4. locking bolt; 5. rotating block; 6. connecting block; 7. clamping tube; 8. clamping rod; 9. stabilizing spring; 10. locking frame; 11. directional ring; 12. slope groove; 13. side rod; 14. locking spring; 15. multi-stage locking groove; 16. outer fixing plate; 17. rotating teeth; 18. lead screw; 19. threaded block; 20. threaded ring; 21. limiting sleeve; 22. lighting component; 23. base; 24. soldering placement rack; 25. hydraulic cylinder; 26. connecting frame; 27. connecting plate; 28. clamping component; 29. ​​limiting ring; 30. outer gear ring; 31. guide block; 32. guide groove. DETAILED DESCRIPTION

[0022] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0023] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0024] In the present invention, unless otherwise specified, the directions used, such as "up" and "down", usually refer to the directions shown in the drawings, or to the vertical, perpendicular or gravity directions; similarly, for ease of understanding and description, "left" and "right" usually refer to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0025] See also Figure 1-Figure 5 A soldering rack for electronic components of a PCB circuit board comprises a central rod 1, a sliding adjustment mechanism, a quick clamping mechanism and a clamping auxiliary mechanism. The sliding adjustment mechanism comprises a first sliding sleeve 2, a second sliding sleeve 3, a locking bolt 4, a rotating block 5 and a connecting block 6. The first sliding sleeve 2 and the second sliding sleeve 3 are slidingly guided on the central rod 1. The locking bolt 4 passes through the first sliding sleeve 2 and the second sliding sleeve 3 to fix it on the central rod 1. The rotating block 5 and the connecting block 6 are respectively rotatably installed on the second sliding sleeve 3 and the first sliding sleeve 2. The quick clamping mechanism comprises a clamping tube 7, a clamping rod 8, a stabilizing spring 9, a locking frame 1 0, directional ring 11, slope groove 12, side rod 13, locking spring 14 and multi-stage locking groove 15, the stabilizing spring 9 is installed inside the card tube 7, the card connecting rod 8 extends into the card tube 7 to compress the stabilizing spring 9, the lock frame 10 is laterally slidably arranged on the side wall of the card tube 7, the locking spring 14 is installed between the inner wall of the card tube 7 and the lock frame 10, the multi-stage locking groove 15 is arranged on the outer wall of the card connecting rod 8, the directional ring 11 slides directionally on the card tube 7, the side rod 13 is installed on both sides of the lock frame 10, and the slope groove 12 outside the directional ring 11 pushes the side rod 13 to make the lock frame 10 away from the multi-stage card groove.

[0026] In this embodiment, the first sleeve 2 and the second sleeve 3 slide on the center rod 1, and the two sleeve positions are fixed by the locking bolt 4 to achieve precise height adjustment. The rotating block 5 and the connecting block 6 rotate on the two sleeves respectively to achieve horizontal angle adjustment to ensure precise alignment of the welding position. The quick clamping mechanism is responsible for achieving rapid fixation and release of the clamping assembly 28. One end of the clamping rod 8 extends into the interior of the clamping tube 7 and cooperates with the internal stabilizing spring 9. When the clamping rod 8 is pushed inward, the stabilizing spring 9 is compressed to generate elastic force, providing a clamping support force for the clamping rod 8. A multi-stage locking groove 15 is provided on the outer wall of the clamping rod 8. The locking frame 10 can be pushed by the side rod 13 and interact with these multi-stage locking grooves 15 to achieve clamping locking of different depths.

[0027] The clamping auxiliary mechanism includes an outer fixing plate 16, a rotating tooth 17, a screw 18, a threaded block 19, a threaded ring 20 and a limiting sleeve 21. The outer fixing plate 16 is fixedly mounted on the outer wall of the clamping tube 7, the rotating tooth 17 is rotatably mounted on the top end of the outer fixing plate 16, one end of the screw 18 is cooperatively connected with the rotating tooth 17, the threaded block 19 is mounted on the top of the directional ring 11, the threaded block 19 is threadedly connected with the screw 18, the threaded ring 20 is mounted on the bottom side wall of the clamping tube 7, the limiting sleeve 21 is mounted on the top end of the threaded ring 20, and the limiting sleeve 21 can be sleeved on the outside of the lock frame 10 to make it slide outward in a limited manner.

[0028] In this embodiment, the outer fixing plate 16 is fixed on the outer wall of the clamping tube 7, and the rotating tooth 17 is installed on the top of the outer fixing plate 16. The user can manually rotate the rotating tooth 17 to drive the screw 18 to rotate. One end of the screw 18 is meshed with the rotating tooth 17, and the other end is threaded with the threaded block 19. When the screw 18 rotates, the threaded block 19 will move axially along the screw 18, thereby pushing the directional ring 11 to slide up and down to achieve precise adjustment of the clamping. The threaded ring 20 is installed on the bottom side wall of the clamping tube 7, and a limiting sleeve 21 is provided on the top of the threaded ring 20. The limiting sleeve 21 can be mounted on the outside of the lock frame 10 to limit the sliding range of the lock frame 10 and avoid dislocation or misoperation caused by excessive sliding.

[0029] See also Figure 1-Figure 5 , as a supplementary implementation method of a PCB circuit board electronic component solder rack for a sliding adjustment mechanism, a quick clamping mechanism and a clamping auxiliary mechanism: a lighting assembly 22 is installed at one end of the rotating block 5, and the lighting assembly 22 is set to rotate in the upper limit position on the second sliding sleeve 3, a base 23 is installed at the bottom of the central rod 1, and a soldering placement rack 24 is installed on the top end side of the base 23, hydraulic cylinders 25 are installed at both ends of the connecting block 6, and a connecting frame 26 is installed at one end of the hydraulic cylinder 25, and the connecting frame 26 is matched and connected with one end of the clamping tube 7, a connecting plate 27 is installed at one end of the clamping rod 8, and a clamping assembly 28 is installed on one end surface of the connecting plate 27, a limiting ring 29 is installed on the upper limit position of the outer wall of the clamping tube 7, and an outer toothed ring 30 is installed at the bottom of the limiting ring 29, and the outer toothed ring 30 is meshed and connected with the rotating tooth 17, a guide block 31 is installed on the inner wall of the clamping tube 7, a guide groove 32 is opened on the outer wall of the clamping rod 8, and the guide block 31 is slidably guided in the guide groove 32.

[0030] More specifically, the user first adjusts the position and angle of the first sliding sleeve 2 and the second sliding sleeve 3 through the sliding adjustment mechanism to ensure that the height and angle of the support rod of the solder rack meet the requirements of the specific welding task, fixes the sliding sleeve through the locking bolt 4 to ensure that the entire bracket is stable and reliable, places the electronic components or circuit boards on the clamping assembly 28, and realizes the rapid installation and disassembly of the clamping assembly 28 through the quick clamping mechanism, which is convenient for the maintenance or replacement of the clamping assembly 28. The lighting assembly 22 on the rotating block 5 provides sufficient lighting to facilitate the user to complete the welding operation in a complex environment. The solder placement rack 24 at the bottom can be used to place solder for easy access at any time. The base 23 at the bottom of the center rod 1 and the hydraulic cylinder 25 connecting block 6 design further enhance the support stability of the device. The clamping assembly 28 can be used to fix additional tools or components to enhance the overall versatility.

[0031] In summary, when the overall equipment is in use or operating: when the sliding adjustment mechanism needs to be operated, the first sliding sleeve 2 and the second sliding sleeve 3 slide on the center rod 1, and the two sliding sleeve positions are fixed by the locking bolt 4 to achieve precise height adjustment, and the rotating block 5 and the connecting block 6 rotate on the two sliding sleeves respectively to achieve horizontal angle adjustment to ensure precise alignment of the welding position.

[0032] When the quick clamping mechanism is required, the quick clamping mechanism is responsible for realizing the rapid fixation and release of the clamping assembly 28. One end of the clamping rod 8 extends into the interior of the clamping tube 7 and cooperates with the internal stabilizing spring 9. When the clamping rod 8 is pushed inward, the stabilizing spring 9 is compressed to generate elastic force, thereby providing a clamping support force for the clamping rod 8. A multi-stage locking groove 15 is provided on the outer wall of the clamping rod 8. The locking frame 10 can be pushed by the side rod 13 and interact with these multi-stage locking grooves 15 to realize clamping locking of different depths.

[0033] When the operation of the auxiliary mechanism of the clamping connection is required, the outer fixing plate 16 is fixed on the outer wall of the clamping tube 7, and the rotating tooth 17 is installed on the top of the outer fixing plate 16. The user can manually rotate the rotating tooth 17 to drive the screw 18 to rotate. One end of the screw 18 is meshed with the rotating tooth 17, and the other end is threadedly matched with the threaded block 19. When the screw 18 rotates, the threaded block 19 will move axially along the screw 18, thereby pushing the directional ring 11 to slide up and down to achieve precise adjustment of the clamping connection. The threaded ring 20 is installed on the bottom side wall of the clamping tube 7, and a limiting sleeve 21 is provided on the top thereof. The limiting sleeve 21 can be mounted on the outside of the lock frame 10 to limit the sliding range of the lock frame 10 and avoid dislocation or misoperation caused by excessive sliding.

[0034] The user first adjusts the position and angle of the first sliding sleeve 2 and the second sliding sleeve 3 through the sliding adjustment mechanism to ensure that the height and angle of the support rod of the solder rack meet the requirements of the specific welding task, fixes the sliding sleeve through the locking bolt 4 to ensure that the entire bracket is stable and reliable, and places the electronic components or circuit boards on the clamping assembly 28. The clamping assembly 28 is quickly installed and disassembled through the quick clamping mechanism, which is convenient for the maintenance or replacement of the clamping assembly 28. The lighting assembly 22 on the rotating block 5 provides sufficient lighting to facilitate the user to complete the welding operation in a complex environment. The solder placement rack 24 at the bottom can be used to place solder for easy access at any time. The base 23 at the bottom of the center rod 1 and the hydraulic cylinder 25 connecting block 6 design further enhance the support stability of the device. The clamping assembly 28 can be used to fix additional tools or components to enhance the overall versatility.

[0035] The center rod 1 is provided with an anti-corrosion coating; the anti-corrosion coating is prepared by weight of 20-40 parts of sodium fluoride, 30-60 parts of ammonium bifluoride, 10-20 parts of potassium permanganate, 40-50 parts of potassium chromate, 15-25 parts of zinc phosphate, 8-18 parts of sodium nitrate, 5-12 parts of praseodymium chloride, 10-16 parts of ethylenediaminetetraacetic acid, 8-12 parts of sodium dodecylbenzene sulfate, 6-13 parts of nickel sulfate, 15-25 parts of triethanolamine, 5-10 parts of nickel chloride, 8-12 parts of boric acid, 3-8 parts of saccharin, 6-12 parts of brightener and 500-900 parts of water.

[0036] When preparing the anti-corrosion coating, first select suitable materials, which are: the anti-corrosion coating is prepared by weight of 20 parts of sodium fluoride, 30 parts of ammonium bifluoride, 10 parts of potassium permanganate, 40 parts of potassium chromate, 15 parts of zinc phosphate, 8-18 parts of sodium nitrate, 5 parts of praseodymium chloride, 10 parts of ethylenediaminetetraacetic acid, 8 parts of sodium dodecylbenzene sulfate, 6 parts of nickel sulfate, 15 parts of triethanolamine, 5 parts of nickel chloride, 8 parts of boric acid, 3 parts of saccharin, 6 parts of brightener and 500 parts of water, add them into a stirring device, mix them, and obtain a finished product after mixing. The paint is sprayed onto the frame 1 and the vertical plate 2 by a spraying device, or it can be painted by a brush.

[0037] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which will not be described one by one here. In the above, all fixed connections are preferably welded. Although the embodiments of the present invention have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A soldering rack for electronic components of a PCB circuit board, comprising a central rod (1), a sliding adjustment mechanism, a quick clamping mechanism and a clamping auxiliary mechanism, wherein the sliding adjustment mechanism comprises a first sliding sleeve (2), a second sliding sleeve (3), a locking bolt (4), a rotating block (5) and a connecting block (6), wherein the first sliding sleeve (2) and the second sliding sleeve (3) are slidingly guided on the central rod (1), the locking bolt (4) passes through the first sliding sleeve (2) and the second sliding sleeve (3) to fix them on the central rod (1), the rotating block (5) and the connecting block (6) are rotatably mounted on the second sliding sleeve (3) and the first sliding sleeve (2) respectively, and the quick clamping mechanism comprises a clamping tube (7), a clamping bolt (4) and a connecting block (6). A connecting rod (8), a stabilizing spring (9), a locking frame (10), an orientation ring (11), a slope groove (12), a side rod (13), a locking spring (14) and a multi-stage locking groove (15), wherein the stabilizing spring (9) is mounted inside the card tube (7), the card connecting rod (8) extends into the card tube (7) to compress the stabilizing spring (9), the locking frame (10) is arranged to slide transversely on the side wall of the card tube (7), the locking spring (14) is installed between the inner wall of the card tube (7) and the locking frame (10), the multi-stage locking groove (15) is arranged on the outer wall of the card connecting rod (8), the orientation ring (11) slides directionally on the card tube (7), and the side rod (13) is installed on both sides of the locking frame (10).

2. A PCB circuit board electronic component soldering rack according to claim 1, characterized in that: The clamping auxiliary mechanism comprises an outer fixing plate (16), a rotating tooth (17), a lead screw (18), a threaded block (19), a threaded ring (20) and a limiting sleeve (21); the outer fixing plate (16) is fixedly mounted on the outer wall of the clamping tube (7); the rotating tooth (17) is rotatably mounted on the top end of the outer fixing plate (16); one end of the lead screw (18) is cooperatively connected to the rotating tooth (17); the threaded block (19) is mounted on the top of the directional ring (11); the threaded block (19) is cooperatively threadedly connected to the lead screw (18); the threaded ring (20) is mounted on the bottom side wall of the clamping tube (7); and the limiting sleeve (21) is mounted on the top end of the threaded ring (20).

3. A PCB circuit board electronic component soldering rack according to claim 1, characterized in that: A lighting assembly (22) is mounted on one end of the rotating block (5), and the lighting assembly (22) is rotatably arranged in an upper limit position on the second sliding sleeve (3).

4. A PCB circuit board electronic component soldering rack according to claim 1, characterized in that: A base (23) is installed at the bottom of the center rod (1), and a soldering rack (24) is installed on the side surface of the top end of the base (23).

5. A PCB circuit board electronic component soldering rack according to claim 1, characterized in that: Hydraulic cylinders (25) are installed at both ends of the connection block (6), and a connecting frame (26) is installed at one end of the hydraulic cylinder (25), and the connecting frame (26) is matched and connected to one end of the clamping pipe (7).

6. A PCB circuit board electronic component soldering rack according to claim 1, characterized in that: A connecting plate (27) is mounted on one end of the clamping rod (8), and a clamping assembly (28) is mounted on one end surface of the connecting plate (27).

7. A PCB circuit board electronic component soldering rack according to claim 2, characterized in that: A limit ring (29) is rotatably mounted on the outer wall of the clamping tube (7) for upper limit positioning, and an outer toothed ring (30) is mounted on the bottom of the limit ring (29), and the outer toothed ring (30) is meshingly connected with the rotating teeth (17).

8. A PCB circuit board electronic component soldering rack according to claim 1, characterized in that: A guide block (31) is installed on the inner wall of the clamping tube (7), a guide groove (32) is opened on the outer wall of the clamping rod (8), and the guide block (31) is slidably guided in the guide groove (32).

9. A PCB circuit board electronic component soldering rack according to claim 1, characterized in that: The surface of the central rod (1) is provided with an anti-corrosion coating.

10. A PCB circuit board electronic component soldering rack according to claim 9, characterized in that: The anti-corrosion coating is prepared by weight of 20-40 parts of sodium fluoride, 30-60 parts of ammonium bifluoride, 10-20 parts of potassium permanganate, 40-50 parts of potassium chromate, 15-25 parts of zinc phosphate, 8-18 parts of sodium nitrate, 5-12 parts of praseodymium chloride, 10-16 parts of ethylenediaminetetraacetic acid, 8-12 parts of sodium dodecylbenzene sulfate, 6-13 parts of nickel sulfate, 15-25 parts of triethanolamine, 5-10 parts of nickel chloride, 8-12 parts of boric acid, 3-8 parts of saccharin, 6-12 parts of brightener and 500-900 parts of water.

Images