CN209861309U - Fixing device for welding circuit board - Google Patents

Abstract

The utility model discloses a fixing device for welding a circuit board, which comprises a base, wherein a first bracket is fixedly arranged at the top end of the base, a rotating shaft connecting piece is arranged on the side end surface of the first bracket, a knob is arranged in the middle of the rotating shaft connecting piece, a rotating shaft is fixedly arranged in the middle of the knob, one end of the rotating shaft is connected with a supporting rod, the supporting rod is positioned at the top of the base, one end of the supporting rod is provided with a second rubber pad, the bottom of the second rubber pad is provided with a second threaded hole, the second threaded hole is arranged inside the support rod, the bottom in the support rod is provided with a through groove which is positioned at the bottom of the second threaded hole, the utility model is provided with two fixed points, can be used for fixing circuit boards with different specifications, greatly improves the fixing functionality, and has a supporting rod with adjustable angle, the angle of the small circuit board can be adjusted when the small circuit board is welded, and convenience of welding operation is greatly improved.

Description

Fixing device for welding circuit board

Technical Field

The utility model relates to a fixing device technical field specifically is a fixing device is used in circuit board welding.

Background

In recent years, as the electronic industry has developed the soldering technology of circuit boards, a clear trend is to note the reflow soldering technology. In principle, conventional cartridges may also be subjected to a reflow process, known as through-hole reflow soldering. Its advantage is that it is possible to complete all welding points in the same time, minimizing production costs. Temperature sensitive components, however, limit the application of reflow soldering, whether it be a cartridge or an smd. Selective soldering may be employed after reflow soldering in most applications. 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. The circuit board needs to be fixed by a fixing device in the welding process, so that the welding operation is convenient to carry out.

Traditional fixing device is used in circuit board welding, most of function singleness can't fix the different circuit boards of specification size simultaneously, need change different fixing device when welding different circuit boards, and the unable angle regulation of circuit board after the while is fixed is especially extremely inconvenient when welding small-size circuit board, greatly increased welding jobs's the degree of difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fixing device for welding a circuit board, a first fixing plate is rotated towards a first rubber pad by rotating a first nut, then a larger circuit board is fixed between a first bracket and a second bracket, the circuit board after being clamped is effectively prevented from being damaged by the first rubber pad, the circuit board is supported on the top of a base by the first bracket and the second bracket, the welding operation of the circuit board is convenient, a straight plate can move to one side of a second rubber pad along a through groove by rotating a second nut, then the smaller circuit board is fixed on a support rod, the circuit board after being clamped can be prevented from being damaged by the second rubber plate, a rotating shaft can be driven to rotate by a toggle knob, the angle of the circuit board fixed on the support rod is adjusted, the convenience of the welding operation is effectively improved, and the fixing device for welding the circuit board is not only provided with two fixing points, can fix the circuit board of size variation, improve its fixed functionality greatly, be provided with angle regulation's bracing piece simultaneously, improve the convenience of welding miniature circuit board greatly.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device is used in circuit board welding, includes the base, base top fixed mounting has first support, first support side end face is equipped with the pivot connecting piece, be equipped with the knob in the middle of the pivot connecting piece, fixed mounting has the pivot in the middle of the knob, pivot one end is connected with the bracing piece, just the bracing piece is located the base top, the second rubber pad is installed to bracing piece one end, second rubber pad bottom is equipped with the second screw hole, just inside the second screw hole was seted up inside the bracing piece, the bottom is equipped with logical groove in the bracing piece, just it is located second screw hole bottom to lead to the groove.

Preferably, the top end of the base is provided with a second support, and the second support is positioned on one side of the first support.

Preferably, a first threaded hole is formed in the top of the second support, a first nut is connected to the inner ring of the first threaded hole in a threaded manner, and a first fixing plate is arranged at one end of the first nut.

Preferably, a first rubber pad is fixedly mounted at one end of the top of the first bracket, and the first rubber pad is arranged corresponding to the first fixing plate.

Preferably, the inner ring of the second threaded hole is in threaded connection with a second nut, a second fixing plate is sleeved on the second nut, and the second fixing plate and the second rubber pad are arranged correspondingly.

Preferably, second fixed plate bottom one end is connected with the straight board, straight board one end is equipped with the fixture block, just straight board and fixture block all set up in leading to the inslot.

Preferably, a bearing is embedded in the top end of the first bracket, and the inner ring of the bearing is movably connected with one end of the rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model rotates the first fixing plate to the first rubber pad by rotating the first nut, then fixes the bigger circuit board between the first bracket and the second bracket, and effectively prevents the clamped circuit board from being damaged by the first rubber pad, and supports the circuit board on the top of the base by the first bracket and the second bracket, thereby facilitating the welding operation of the circuit board, the straight plate can move to one side of the second rubber pad along the through groove by rotating the second nut, then fixes the smaller circuit board on the support rod, and can prevent the clamped circuit board from being damaged by the second rubber plate, the rotating shaft can be driven to rotate by the toggle knob, then adjusts the angle of the circuit board fixed on the support rod, thereby effectively improving the convenience of the welding operation, the fixing device for welding the circuit board is not only provided with two fixing points, and can fix circuit boards with different sizes, the fixed functionality of the circuit board is greatly improved, and meanwhile, the angle-adjustable supporting rod is arranged, so that the convenience of welding the small circuit board is greatly improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a second bracket of the present invention;

fig. 3 is a schematic view illustrating the connection between the first bracket and the support rod of the present invention;

fig. 4 is a schematic view of the supporting rod structure of the present invention.

In the figure: 1. a base; 2. a first bracket; 3. a second bracket; 4. a first fixing plate; 5. a first rubber pad; 6. a rotating shaft connecting piece; 7. a rotating shaft; 8. a support bar; 9. a second fixing plate; 10. a second nut; 11. a first nut; 12. a first threaded hole; 13. a bearing; 14. a knob; 15. a second rubber pad; 16. a second threaded hole; 17. a through groove; 18. a clamping block; 19. and (7) straight plates.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a fixing device is used in circuit board welding, includes base 1, 1 top fixed mounting of base has first support 2, 2 side end faces of first support are equipped with pivot connecting piece 6, be equipped with knob 14 in the middle of the pivot connecting piece 6, fixed mounting has pivot 7 in the middle of the knob 14, 7 one end of pivot is connected with bracing piece 8, just bracing piece 8 is located 1 top of base, second rubber pad 15 is installed to 8 one end of bracing piece, 15 bottoms of second rubber pad are equipped with second screw hole 16, just second screw hole 16 is seted up inside bracing piece 8, the bottom is equipped with logical groove 17 in the bracing piece 8, just it is located 16 bottoms of second screw hole to lead to groove 17.

The top end of the base 1 is provided with a second support 3, the second support 3 is positioned on one side of the first support 2, and the fixed circuit board is effectively supported, so that the welding operation is convenient.

First screw hole 12 has been seted up at 3 tops of second support, there is first nut 11 first screw hole 12 inner circle threaded connection, first nut 11 one end is equipped with first fixed plate 4, is convenient for adjust the interval of first fixed plate 4 and first rubber pad 5, effective fixed circuit board, and first rubber pad 5 effectively avoids causing the damage to it when fixed circuit board moreover.

First rubber pad 5 is fixedly mounted at 2 top one ends of first support, just first rubber pad 5 corresponds the setting with first fixed plate 4, ensures that the circuit board atress is even, improves fixed effect.

The inner ring of the second threaded hole 16 is in threaded connection with a second nut 10, a second fixing plate 9 is embedded on the second nut 10 in a sleeved mode, the second fixing plate 9 and the second rubber pad 15 are correspondingly arranged, the second fixing plate 9 is convenient to adjust, and then the circuit board is effectively fixed.

Second fixed plate 9 bottom one end is connected with straight board 19, straight board 19 one end is equipped with fixture block 18, just straight board 19 and fixture block 18 all set up inside logical groove 17, effectively restrict the removal scope of second fixed plate 9 to play the supporting role for it.

Bearing 13 is installed to the inside gomphosis in first support 2 top, just bearing 13 inner circle and pivot 7 one end swing joint ensure when rotating knob 14, can drive pivot 7 and rotate, then effective angle of adjustment bracing piece 8.

The working principle is as follows: a fixing device for welding a circuit board is characterized in that a first fixing plate 4 is rotated towards a first rubber pad 5 by rotating a first nut 11, then the circuit board with a larger size is fixed between a first bracket 2 and a second bracket 3, the circuit board after being clamped is effectively prevented from being damaged by the first rubber pad 5, the circuit board is fixed on the top of a base 1 by the first bracket 2 and the second bracket 3, the circuit board is convenient to weld, a straight plate 19 can move to one side of a second rubber pad 15 along a through groove 17 by rotating a second nut 10, then the circuit board with a smaller size is fixed on a support rod 8, a second fixing plate 9 can be prevented from falling off the support rod 8 by a clamping block 18, a rotating shaft 7 can be driven to rotate by rotating a knob 14, then the angle of the small circuit board fixed on the support rod 8 is adjusted, and the convenience of welding the small circuit board is effectively improved, this fixing device is used in circuit board welding not only is provided with two fixed points, can fix the circuit board of size variation, has improved its fixed functionality greatly, is provided with angle regulation's bracing piece 8 simultaneously, has improved the convenience of welding miniature circuit board greatly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A fixing device for welding a circuit board is characterized by comprising a base (1), a first bracket (2) is fixedly arranged at the top end of the base (1), a rotating shaft connecting piece (6) is arranged on the end face of the side of the first bracket (2), a knob (14) is arranged in the middle of the rotating shaft connecting piece (6), a rotating shaft (7) is fixedly arranged in the middle of the knob (14), one end of the rotating shaft (7) is connected with a supporting rod (8), the supporting rod (8) is positioned at the top of the base (1), one end of the supporting rod (8) is provided with a second rubber pad (15), the bottom of the second rubber pad (15) is provided with a second threaded hole (16), and the second threaded hole (16) is arranged inside the support rod (8), a through groove (17) is arranged at the bottom in the support rod (8), and the through groove (17) is positioned at the bottom of the second threaded hole (16).

2. The fixing device for circuit board welding according to claim 1, wherein: the top end of the base (1) is provided with a second support (3), and the second support (3) is positioned on one side of the first support (2).

3. The fixing device for circuit board welding according to claim 2, wherein: first screw hole (12) have been seted up at second support (3) top, first screw hole (12) inner circle threaded connection has first nut (11), first nut (11) one end is equipped with first fixed plate (4).

4. The fixing device for circuit board welding according to claim 1, wherein: first rubber pad (5) is fixedly mounted at one end of the top of first support (2), and first rubber pad (5) and first fixed plate (4) are arranged correspondingly.

5. The fixing device for circuit board welding according to claim 1, wherein: and the inner ring of the second threaded hole (16) is in threaded connection with a second nut (10), a second fixing plate (9) is sleeved on the second nut (10), and the second fixing plate (9) and the second rubber pad (15) are arranged correspondingly.

6. The fixing device for circuit board welding according to claim 5, wherein: one end of the bottom of the second fixing plate (9) is connected with a straight plate (19), one end of the straight plate (19) is provided with a clamping block (18), and the straight plate (19) and the clamping block (18) are both arranged inside the through groove (17).

7. The fixing device for circuit board welding according to claim 1, wherein: a bearing (13) is embedded in the top end of the first support (2), and the inner ring of the bearing (13) is movably connected with one end of the rotating shaft (7).