A welding assembly line for vehicle-mounted special-shaped electronic component insert

Abstract

The application discloses a vehicle-mounted special-shaped electronic component plug welding assembly line, which comprises a plate placing jig, a solder flux applying jig, a preheating jig and a tin applying jig. The plate placing jig is used for positioning a vehicle-mounted special-shaped electronic component plug, and the plate placing jig is sequentially fixed on the solder flux applying jig, the preheating jig and the tin applying jig. The application solves the problem that the vehicle-mounted special-shaped electronic component plug cannot be welded by a machine, reduces the consumption of manual resources and energy, improves production efficiency, and improves product quality and consistency.

Description

Technical Field

[0001] This invention relates to the field of welding technology, and in particular to a welding production line for automotive-mounted irregular-shaped electronic component insertion. Background Technology

[0002] Existing soldering technologies include wave soldering and manual soldering. The disadvantages of wave soldering are interference from other components and limited applicability, while the disadvantage of manual soldering is that it cannot meet many soldering requirements.

[0003] When wave soldering irregularly shaped electronic components for automotive applications, a fixture is required to fix them in place. However, current fixtures are difficult to use for fixing irregularly shaped electronic components. Furthermore, custom-made board placement fixtures are required for the flux application, preheating, and tinning processes. Therefore, machine soldering is not feasible, and manual soldering is both inefficient and of low quality. Summary of the Invention

[0004] In view of the shortcomings of the existing technology, the purpose of this invention is to provide a welding production line for automotive irregular electronic component plug-in, which solves the problem that automotive irregular electronic component plug-in cannot be welded by machine, reduces the consumption of labor resources and energy, improves production efficiency, and improves product quality and consistency.

[0005] To achieve the above objectives, the technical solution adopted by the present invention is as follows: a welding production line for automotive-mounted irregular-shaped electronic components includes a board placement fixture, a flux application fixture, a preheating fixture, and a soldering fixture. The board placement fixture is used to position the automotive-mounted irregular-shaped electronic component plug-in and sequentially fixes the board placement fixture onto the flux application fixture, the preheating fixture, and the soldering fixture. The board placement fixture includes a board placement base plate and a board placement cover. The board placement base plate is provided with a plurality of welding joints. The board placement base plate is provided with board placement positioning posts, which are used to fix the automotive-mounted irregular-shaped electronic component plug-in. The two ends of the board placement cover are set on the board placement base plate through a guide mechanism, and a plurality of board placement limiting posts and board placement support posts are provided between the board placement cover and the board placement base plate. The flux application fixture includes an upper flux base plate and an upper flux cover plate, and the upper flux cover plate is set on the board placement fixture. The base plate has a lower surface; the flux base plate is provided with several flux stamps, each with a flux brush; the flux cover plate has flux stamp through holes, through which the flux brush passes and applies flux to the automotive irregular electronic component insert; the preheating fixture includes a preheating base plate and a preheating vent, the preheating base plate having a preheating opening; the preheating vent is located at the preheating opening and faces the solder joint; the tinning fixture includes a tinning base plate and a tinning cover plate, the tinning cover plate being located on the lower surface of the board placement base plate; the tinning base plate has a tinning fixing plate, which has several tinning stamps; the tinning cover plate has tinning stamp through holes, through which the tinning stamps pass and apply solder to the automotive irregular electronic component insert.

[0006] As a preferred embodiment, the guiding mechanism includes a plate-laying base, a plate-laying guide post, and a plate-laying guide sleeve. The bottom of the plate-laying guide post is vertically connected to the plate-laying base. The plate-laying guide sleeve is disposed at the end of the plate-laying cover and is sleeved on the plate-laying guide post.

[0007] As a preferred embodiment, the end of the plate cover is provided with a fixing mechanism, which includes a U-shaped block, a return spring, and a rotating hook; the U-shaped block is located below the plate cover, and a rotating shaft is provided at the opening of the U-shaped block; the middle part of the rotating hook is sleeved on the rotating shaft, and the top end of the rotating hook is provided with a pressing part and the bottom end is provided with a locking part; the plate base is provided with a protrusion, and the locking part is locked with the protrusion; one end of the return spring is connected to the lower part of the rotating hook, and the other end of the return spring is connected to the U-shaped block.

[0008] As a preferred embodiment, the upper part of the upper flux stamp is stepped in the vertical direction, and an upper flux verification plate is fitted onto the stepped part of the upper flux stamp.

[0009] As a preferred embodiment, the end of the upper flux base plate is provided with a locking pin, and the locking pin is provided with a locking spring.

[0010] As a preferred embodiment, the soldering base plate is provided with a machine fixing component.

[0011] As a preferred embodiment, the upper part of the tinning stamp is stepped in the vertical direction, and a tinning verification plate is fitted onto the stepped part of the tinning stamp.

[0012] Compared with the prior art, the beneficial effects of the present invention are: the present invention solves the problem that the plug-in of irregular electronic components in vehicles cannot be machine-welded, reduces the consumption of human resources and energy, improves production efficiency, and improves product quality and consistency. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of the present invention;

[0014] Figure 2 This is a schematic diagram of the plate-laying fixture in this invention. Figure 1 ;

[0015] Figure 3 This is a schematic diagram of the plate-laying fixture in this invention. Figure 2 ;

[0016] Figure 4 This is a schematic diagram of the fixing mechanism in this invention;

[0017] Figure 5 This is a schematic diagram of the structure of the plate-laying fixture and the flux-applying fixture in this invention;

[0018] Figure 6 This is a schematic diagram of the flux fixture in this invention;

[0019] Figure 7 This is a schematic diagram of the structure of the plate-laying fixture and the preheating fixture in this invention;

[0020] Figure 8 This is a schematic diagram of the structure of the board placement fixture and the soldering fixture in this invention;

[0021] Figure 9 This is a schematic diagram of the tin-mounting fixture in this invention. Detailed Implementation

[0022] The present invention will be further described below with reference to specific embodiments. These embodiments are only used to more clearly illustrate the technical solutions of the present invention and should not be construed as limiting the scope of protection of the present invention.

[0023] Example:

[0024] like Figures 1-9As shown, a vehicle-mounted irregular electronic component insertion soldering production line includes a board placement fixture 1, a flux application fixture 2, a preheating fixture 3, and a soldering fixture 4. The board placement fixture 1 is used to position the vehicle-mounted irregular electronic component insertion 5 and sequentially fixes the board placement fixture 1 onto the flux application fixture 2, the preheating fixture 3, and the soldering fixture 4. The board placement fixture 1 includes a board placement base plate 6 and a board placement cover 7. The board placement base plate 6 is provided with a plurality of soldering ports 8. The board placement base plate 6 is provided with board placement positioning. The column 9 is used to fix the in-vehicle irregular electronic component plug-in 5; the two ends of the plate-laying cover 7 are set on the plate-laying base plate 6 through the guide mechanism 10, and a plurality of plate-laying limiting columns 11 and plate-laying support columns 12 are provided between the plate-laying cover 7 and the plate-laying base plate 6; the upper flux fixture 2 includes an upper flux base plate 13 and an upper flux cover plate 14, the upper flux cover plate 14 is set on the lower surface of the plate-laying base plate 6; a plurality of upper flux base plates are provided on the upper flux base plate 13. The upper flux stamp 15 has an upper flux brush 16. The upper flux cover plate 14 has an upper flux stamp through-hole (not shown in the figure), through which the upper flux brush 16 passes and applies flux to the automotive-grade irregular electronic component insert 5. The preheating fixture 3 includes a preheating base plate 17 and a preheating vent 18. The preheating base plate 17 has a preheating port (not shown in the figure). The preheating vent 18 is located on... At the preheating port, facing the soldering port 8; the tinning fixture 4 includes a tinning base plate 19 and a tinning cover plate 20, the tinning cover plate 20 being disposed on the lower surface of the board placement base plate 6; the tinning base plate 19 is provided with a tinning fixing plate 21, the tinning fixing plate 21 being provided with a plurality of tinning stamps 22; the tinning cover plate 20 is provided with tinning stamp through holes (not shown in the figure), the tinning stamps 22 passing through the tinning stamp through holes and tinning onto the vehicle-mounted irregular electronic component plug-in 5.

[0025] Specifically, the guiding mechanism 10 includes a plate-laying base 23, a plate-laying guide post (not shown in the figure), and a plate-laying guide sleeve 24. The bottom of the plate-laying guide post is vertically connected to the plate-laying base 23. The plate-laying guide sleeve 24 is disposed at the end of the plate-laying cover 7 and is sleeved on the plate-laying guide post.

[0026] More specifically, the end of the plate-laying cover 7 is provided with a fixing mechanism 25, which includes a U-shaped block 26, a return spring 27, and a rotating hook 28; the U-shaped block 26 is located below the plate-laying cover 7, and a rotating shaft 29 is provided at the opening of the U-shaped block 26; the middle part of the rotating hook 28 is sleeved on the rotating shaft 29, and the top end of the rotating hook 28 is provided with a pressing part 30 and the bottom end is provided with a locking part 31; the plate-laying base 23 is provided with a protrusion 32, and the locking part 31 is locked with the protrusion 32; one end of the return spring 27 is connected to the lower part of the rotating hook 28, and the other end of the return spring 27 is connected to the U-shaped block 26.

[0027] Furthermore, when it is necessary to fix the plate cover 7 to the plate base 6, press the pressing part 30 of the rotating hook 28, the rotating hook 28 rotates on the rotating shaft 29, the return spring 27 undergoes elastic deformation, the locking part 31 of the rotating hook 28 engages with the protrusion 32 on the plate base 23, and the return spring 27 returns to its fixed position.

[0028] More specifically, the bottom plate 6 is provided with a plurality of extraction blocks 33, which are located at the corners of the bottom plate 6 for easy extraction.

[0029] More specifically, the bottom plate 6 of the plate is provided with a number of positioning holes (not shown in the figure), and a positioning bushing 34 is provided in the positioning hole to play a positioning and fixing role.

[0030] Specifically, the upper part of the upper flux stamp 15 is stepped in the vertical direction, and an upper flux verification plate 35 is fitted on the stepped part of the upper flux stamp 15 to perform the function of inspecting the upper flux.

[0031] Specifically, a locking pin 36 is provided at the end of the upper flux base plate 13, and a locking spring 37 is provided on the locking pin 36.

[0032] Furthermore, the upper flux base plate 13 is fixed to the machine by the locking pin 36, while the locking spring 37 plays a role in vibration damping.

[0033] More specifically, the upper flux stamp 15 is L-shaped, and several upper flux stamps 15 are symmetrically arranged in groups and fixed to the upper flux base plate 13 through the upper flux base 38.

[0034] Furthermore, several flux stamps 15 are symmetrically arranged in groups, which can be used for different in-vehicle irregular electronic component plug-ins 5.

[0035] Specifically, a machine fixing assembly 39 is provided on the tin-plating base plate 19.

[0036] Furthermore, the soldering base plate 19 is fixed to the machine by the machine fixing component 39.

[0037] More specifically, the tinning stamp 22 is L-shaped, and several tinning stamps 22 are symmetrically arranged in groups and fixed to the tinning fixing plate 21 through the tinning base 40.

[0038] Furthermore, several tin-plated stamps 22 are symmetrically arranged in groups, which can be applied to different in-vehicle irregular electronic component plug-ins 5.

[0039] Specifically, the upper part of the tinning stamp 22 is stepped in the vertical direction, and a tinning verification plate 41 is fitted on the stepped part of the tinning stamp 22 to perform the function of tinning inspection.

[0040] In practice, the vehicle-mounted irregular electronic component plug-in 5 is placed into the board-laying fixture 1 for positioning. First, the vehicle-mounted irregular electronic component plug-in 5 is set on the board-laying base plate 6 through the board-laying positioning post 9. The board-laying guide sleeve 24 is fitted onto the board-laying guide post. Then, the board-laying limiting post 11 and the board-laying support post 12 on the board-laying pressure cover 7 position the vehicle-mounted irregular electronic component plug-in 5 at the edge and support and press it in the middle. The flux brush 16 of the flux-applying fixture 2 applies flux to the vehicle-mounted irregular electronic component plug-in 5. After natural cooling, the flux activity is enhanced by preheating with hot air blown towards the preheating fixture 3. Then, the tin-applying fixture 4 applies tin through the tin bath and cools naturally again.

[0041] The above description is only a preferred embodiment of the present invention. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present invention, and these improvements and modifications should also be considered within the scope of protection of the present invention.

Claims

1. A welding production line for custom-shaped electronic components for vehicle use, characterized in that: The application relates to a soldering device for vehicle-shaped electronic components, which comprises a board placing jig, a flux applying jig, a preheating jig and a tin applying jig, wherein the board placing jig is used for positioning vehicle-shaped electronic component inserts and sequentially fixing the board placing jig on the flux applying jig, the preheating jig and the tin applying jig; the board placing jig comprises a board placing bottom plate and a board placing cover, a plurality of welding interfaces are arranged on the board placing bottom plate, a board placing positioning column is arranged on the board placing bottom plate and used for fixing the vehicle-shaped electronic component inserts, the two ends of the board placing cover are arranged on the board placing bottom plate through a guide mechanism, and a plurality of board placing limiting columns and board placing supporting columns are arranged between the board placing cover and the board placing bottom plate; the flux applying jig comprises a flux applying bottom plate and a flux applying cover plate, the flux applying cover plate is arranged on the lower surface of the board placing bottom plate, a plurality of flux applying stamps are arranged on the flux applying bottom plate, and a flux applying brush is arranged on each flux applying stamp; a flux applying stamp through hole is formed in the flux applying cover plate, the flux applying brush passes through the flux applying stamp through hole and applies flux to the vehicle-shaped electronic component inserts; the preheating jig comprises a preheating bottom plate and a preheating vent, a preheating opening is formed in the preheating bottom plate, and the preheating vent is arranged at the preheating opening and faces the welding interfaces; the tin applying jig comprises a tin applying bottom plate and a tin applying cover plate, the tin applying cover plate is arranged on the lower surface of the board placing bottom plate, a tin applying fixing plate is arranged on the tin applying bottom plate, and a plurality of tin applying stamps are arranged on the tin applying fixing plate; a tin applying stamp through hole is formed in the tin applying cover plate, and the tin applying stamps pass through the tin applying stamp through hole and apply tin to the vehicle-shaped electronic component inserts; A machine fixing assembly is arranged on the tin applying bottom plate. The upper part of each tin applying stamp is in a stepped shape in the vertical direction, and a tin applying calibration plate is arranged on the stepped part of each tin applying stamp.

2. The welding assembly line for the special-shaped electronic components for vehicles according to claim 1, characterized in that: The guide mechanism comprises a board placing base, a board placing guide column and a board placing guide sleeve, the bottom of the board placing guide column is vertically connected to the board placing base, and the board placing guide sleeve is arranged at the end of the board placing cover and is sleeved on the board placing guide column.

3. The welding assembly line for the special-shaped electronic component insert of claim 2, wherein: The end of the board placing cover is provided with a fixing mechanism, the fixing mechanism comprises a U-shaped block, a return spring and a rotating clamping hook, the U-shaped block is arranged below the board placing cover, a rotating shaft is arranged at the opening of the U-shaped block, the middle part of the rotating clamping hook is sleeved on the rotating shaft, the top end of the rotating clamping hook is provided with a pressing part, and the bottom end of the rotating clamping hook is provided with a clamping part, a protruding part is arranged on the board placing base, the clamping part is clamped with the protruding part, and one end of the return spring is connected with the lower part of the rotating clamping hook, and the other end of the return spring is connected with the U-shaped block.

4. The welding assembly line for the special-shaped electronic components for vehicles according to claim 1, characterized in that: The upper part of each flux applying stamp is in a stepped shape in the vertical direction, and a flux applying calibration plate is arranged on the stepped part of each flux applying stamp.

5. The welding assembly line for the special-shaped electronic components of claim 1, wherein: The end of the flux applying bottom plate is provided with a locking pin, and a locking spring is arranged on the locking pin.

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