CN216298218U

CN216298218U - Circuit board welding fixture

Info

Publication number: CN216298218U
Application number: CN202121726865.8U
Authority: CN
Inventors: 赵俊
Original assignee: Jiangsu Xinli Electronics Changzhou Co ltd
Current assignee: Jiangsu Xinli Electronics Changzhou Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-04-15
Anticipated expiration: 2031-07-27

Abstract

The utility model relates to the technical field of circuit boards, in particular to a circuit board welding fixture which comprises a clamping seat for clamping a circuit board, wherein a corrugated pipe for adjusting the height and the angle of the clamping seat is connected onto the clamping seat, a universal adjusting seat is arranged at the connecting end of the corrugated pipe and the clamping seat, the universal adjusting seat comprises a universal ball arranged at the end part of the corrugated pipe and an installation seat arranged on the clamping seat, the installation seat is pressed on the universal ball to enable the installation seat to rotate around the universal ball, one end of the corrugated pipe is connected with the clamping seat, and the other end of the corrugated pipe is provided with a fixed seat convenient to install on a workbench. This anchor clamps cooperates universal regulation seat through the bellows of stretching and all-round adjustment, realizes the nimble adjustment to holder height and angle to adapt to different maintenance or welding demands, improve welding efficiency, solve the fixed nonadjustable problem of traditional welding jig structure.

Description

Circuit board welding fixture

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a circuit board welding clamp.

Background

In recent years, as the process development in the electronics industry, a clear trend has been to note reflow soldering techniques. In principle, conventional cartridges may also be subjected to a reflow process, known as through-hole reflow soldering, which has the advantage that it is possible to complete all the solder joints at the same time, minimizing production costs, whereas temperature sensitive components limit the application of reflow soldering, whether of the cartridge or SMD, which in turn allows the attention of the person to be turned to selective soldering, which in most applications may be used after reflow soldering. This will be an economical and efficient way to accomplish the welding of the remaining cartridge and will be fully compatible with future lead-free welding.

At present, when the circuit board is overhauld or welded, the staff will treat usually that the welded circuit board is arranged in the desktop anchor clamps, but the current anchor clamps structure that is used for the circuit board welded is fixed, and the function is single, can not carry out unsettled processing or rotation angle to the circuit board according to the welding demand for the welding is limited, influences the welding effect to a certain extent.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that the welding operation is troublesome due to the fact that the existing clamp is fixed and not adjustable in structure, the utility model provides a circuit board welding clamp which solves the problem through a corrugated pipe capable of being adjusted in a universal mode.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a circuit board welding fixture comprises a clamping seat for clamping a circuit board, wherein a corrugated pipe for adjusting the height and the angle of the clamping seat is connected to the clamping seat.

Furthermore, the connecting end of the corrugated pipe and the clamping seat is provided with a universal adjusting seat.

Furthermore, the universal adjusting seat comprises a universal ball arranged at the end part of the corrugated pipe and a mounting seat arranged on the clamping seat, and the mounting seat is pressed on the universal ball to enable the mounting seat to rotate around the universal ball.

Furthermore, the holder includes the bottom plate and sets up two splint on the bottom plate, and the splint bottom is equipped with the adjusting screw who is used for adjusting the splint interval.

Furthermore, an adjusting groove capable of accommodating the adjusting screw rod is formed in the bottom plate, and the clamping plate is movably connected with the adjusting screw rod through a sliding block at the bottom of the clamping plate.

Furthermore, the end part of the adjusting screw rod is provided with a hand wheel which is convenient to adjust in a threaded manner.

Furthermore, the inner side surface of the clamping plate is horizontally provided with a clamping groove for accommodating the circuit board.

Furthermore, 2-5 clamping grooves are formed in parallel.

Furthermore, bellows one end is connected with the holder, and the other end is equipped with the fixing base of being convenient for install on the workstation.

Furthermore, the fixing base comprises a C-shaped base and a tightening bolt arranged on a base plate of the C-shaped base.

The beneficial effect of the utility model is that,

(1) the flexible adjustment of the height and the angle of the clamping seat is realized by matching the stretchable and all-directionally adjustable corrugated pipe with the universal adjusting seat, so that the flexible adjustment is suitable for different overhauling or welding requirements, and the welding efficiency is improved;

(2) the distance between the two clamping plates is adjusted by the arrangement of the adjusting screw rod, so that the stable clamping of circuit boards with different specifications is adapted, and the universality is improved;

(3) the inner side surface of the clamping plate is provided with the plurality of clamping grooves, so that the circuit board is stably clamped, the suspension height of the circuit board can be adjusted according to welding requirements, and the welding operation is facilitated;

(4) through setting up the fixing base in the bellows bottom, can be with the whole installation of anchor clamps on the workstation, the flexibility is good, and the welding is reliable and stable, has effectively improved welding efficiency.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is an angular schematic of the present invention;

FIG. 2 is another angular schematic of the present invention;

in the figure, 1, a clamp seat, 11, a bottom plate, 12, a clamp plate, 13, an adjusting screw rod, 14, an adjusting groove, 15, a hand wheel, 16, a clamp groove, 2, a corrugated pipe, 3, a universal adjusting seat, 31, a universal ball, 32, an installation seat, 4, a fixed seat, 41, a C-shaped seat and 42, a jacking bolt are arranged.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Fig. 1 is a schematic structural diagram of the present invention, and a circuit board welding fixture includes a holder 1 for clamping a circuit board, wherein the holder 1 is connected with a corrugated tube 2 for adjusting the height and angle of the holder 1. Bellows 2 adopts the metal material, when realizing the all-round adjustment of holder 1, possesses certain support intensity, can guarantee the stability of clamping circuit board, and bellows 2 flexible adjustment holder 1 height, bellows 2 rotate adjustment holder 1 angle.

The clamping seat 1 comprises a bottom plate 11 and two clamping plates 12 arranged on the bottom plate 11, and adjusting screws 13 used for adjusting the distance between the clamping plates 12 are arranged at the bottoms of the clamping plates 12. The end part of the adjusting screw 13 is screwed with a hand wheel 15 which is convenient for adjustment. The adjusting screw 13 is a differential screw, the threads on the outer surface of the differential screw are symmetrically arranged, the hand wheel 15 is utilized to drive the adjusting screw 13 to rotate, when the hand wheel 15 is rotated clockwise, the clamping plates 12 on the two sides move towards the middle of the clamping seat 1, the distance between the clamping plates 12 is reduced, when the hand wheel 15 is rotated anticlockwise, the clamping plates 12 on the two sides move towards the two ends of the clamping seat 1, and the distance between the clamping plates 12 is increased.

An adjusting groove 14 capable of accommodating an adjusting screw 13 is formed in the bottom plate 11, and the clamping plate 12 is movably connected with the adjusting screw 13 through a sliding block at the bottom of the clamping plate. The slider that the spiral shell was established on adjusting screw 13 drives splint 12 and removes along the screw rod direction to adjustment splint 12 interval is convenient for stabilize the centre gripping to the circuit board of different specifications.

The inner side surface of the clamping plate 12 is horizontally provided with a clamping groove 16 for accommodating a circuit board. The clamping groove 16 is provided with 2-5 parallel strips. The clamping grooves 16 on the clamping plates 12 on the two sides are correspondingly formed, and the circuit board to be welded can be inserted into the clamping grooves 16 at the corresponding positions according to the actual welding requirement, so that the suspension height of the circuit board can be adjusted.

Bellows 2 one end is connected with holder 1, and the other end is equipped with the fixing base 4 of being convenient for install on the workstation. The fixed seat 4 comprises a C-shaped seat 41 and a tightening bolt 42 arranged at the bottom of the C-shaped seat 41.

Through the cooperation of C type seat 41 and puller bolt 42, can be with the whole installation of anchor clamps at the workstation edge, utilize puller bolt 42 to lock fixing base 4, occupy less space, overhaul or the welding to the circuit board, stability is good, and the practicality is strong.

As shown in fig. 2, a universal adjusting seat 3 is provided at the connection end of the corrugated tube 2 and the holder 1. Improve the flexibility ratio of holder 1 through universal regulation seat 3, make holder 1's application angle unrestricted, satisfy different welding demands.

The universal adjusting seat 3 comprises a universal ball 31 arranged at the end part of the corrugated pipe 2 and a mounting seat 32 arranged on the clamping seat 1, wherein the mounting seat 32 is pressed on the universal ball 31, so that the mounting seat 32 can rotate around the universal ball 31. The universal ball 31 is fixedly arranged on the connecting pipe at the end part of the corrugated pipe 2, the mounting seat 32 is detachably arranged on the bottom plate 11 of the clamping seat 1 through bolts, the universal ball 31 is pressed into the mounting seat 32 in a press-fitting mode, and the mounting seat 32 can flexibly rotate around the universal ball 31, so that the angle of the clamping seat 1 is adjusted.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A circuit board welding fixture comprises a clamping seat (1) for clamping a circuit board, and is characterized in that the clamping seat (1) is connected with a corrugated pipe (2) for adjusting the height and the angle of the clamping seat (1); a universal adjusting seat (3) is arranged at the connecting end of the corrugated pipe (2) and the clamping seat (1); the universal adjusting seat (3) comprises a universal ball (31) arranged at the end part of the corrugated pipe (2) and a mounting seat (32) arranged on the clamping seat (1), and the mounting seat (32) is pressed on the universal ball (31) so that the mounting seat (32) can rotate around the universal ball (31).

2. The circuit board welding fixture as claimed in claim 1, wherein the clamping base (1) comprises a bottom plate (11) and two clamping plates (12) arranged on the bottom plate (11), and the bottom of each clamping plate (12) is provided with an adjusting screw (13) for adjusting the distance between the clamping plates (12).

3. The circuit board welding fixture according to claim 2, wherein the bottom plate (11) is provided with an adjusting groove (14) capable of accommodating the adjusting screw (13), and the clamping plate (12) is movably connected with the adjusting screw (13) through a sliding block at the bottom of the clamping plate.

4. The circuit board welding fixture as claimed in claim 2, wherein a hand wheel (15) for facilitating adjustment is screwed on the end of the adjusting screw (13).

5. The circuit board welding fixture according to claim 2, wherein the inner side surface of the clamping plate (12) is horizontally provided with a clamping groove (16) for accommodating a circuit board.

6. The circuit board welding fixture according to claim 5, wherein 2-5 parallel slots are formed in the clamping groove (16).

7. The circuit board welding fixture according to claim 1, wherein one end of the corrugated pipe (2) is connected with the clamping base (1), and the other end is provided with a fixing base (4) which is convenient to be installed on a workbench.

8. The circuit board welding fixture according to claim 7, wherein the fixing seat (4) comprises a C-shaped seat (41) and a tightening bolt (42) arranged at the bottom of the C-shaped seat (41).