CN223057033U - A clamp for welding circuit board - Google Patents

Abstract

The utility model relates to the technical field of welding clamps, in particular to a clamp for welding a circuit main board, which comprises a bottom plate, wherein a plurality of sliding grooves are formed in the bottom plate, a plurality of sliding blocks are connected onto the sliding grooves in a sliding manner, a rotating shaft is connected onto the sliding blocks in a rotating manner, a first bolt is arranged on the sliding blocks, the first bolt penetrates through a fixing hole and is inserted into the rotating shaft to fix the rotating shaft, the other end of the rotating shaft is fixedly connected with a '匚' shaped frame, a pair of first threaded rods are connected onto the '匚' shaped frame in a threaded manner, clamping plates are commonly connected onto the other ends of the pair of first threaded rods, a circuit board is clamped between the clamping plates and the '匚' shaped frame.

Description

Clamp for welding circuit main board

Technical Field

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

Background

In the field of circuit board welding, the traditional welding method mainly relies on manual operation, and a clamp is used for fixing the circuit board at a welding position. However, these conventional methods have a number of disadvantages. On one hand, the manual operation efficiency is low, the welding quality is easy to be unstable due to misoperation, and on the other hand, the existing clamp design is often not suitable for circuit mainboards of different types and sizes, so that the universality of the equipment is poor, and the application range of the clamp in actual production is limited.

Chinese patent with publication No. CN212145143U discloses a clamp for welding circuit board components and parts, this patent includes work platform and sets up the supporting component in work platform bottom both sides, work platform top one side is provided with first spacing post, work platform top opposite side is provided with the spacing post of second, the spacing post bottom of second is provided with sliding component, the spacing post of second is kept away from first spacing post one side and is provided with the cylinder. This patent is through opening the cylinder for distance between first spacing post and the second spacing post changes, and then makes the device can fix the circuit board of different length, and then has improved the application scope of device, and has made things convenient for the device to the fixed of circuit board through the fixed subassembly that sets up, and then has improved the convenience of device, makes the device adjust the height of device as required through the supporting component that sets up simultaneously, and then further improved the convenience of device.

Based on the above search in combination with the prior art findings:

the distance between the first spacing post of current device can effectual adjustment and the spacing post of second under the drive effect of slider for the device can carry out the change of length to the circuit board that needs to carry out the centre gripping, thereby great improvement the convenience of device, but the circuit motherboard exists multiple different shapes, when the condition to the circuit board of irregular size, current device can't carry out the centre gripping to each limit of circuit board of irregular shape, thereby can lead to the unstable condition that drops of circuit board centre gripping in the welding process.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a clamp for welding a circuit board, which moves a sliding block to a corresponding position according to the shape of the circuit board, then fixes the sliding block and a bottom plate through a second threaded rod at the bottom of the sliding block, a gasket between the second threaded rod and the bottom plate can ensure that the fixing is more stable, and after the sliding block is fixed, the sliding block moves through a first threaded rod to drive a clamping plate connected with the sliding block to move downwards until the circuit board is clamped and fixed.

The technical scheme includes that the fixture for welding the circuit main board comprises a bottom plate, a plurality of sliding grooves are formed in the bottom plate, a plurality of sliding blocks are connected to the sliding grooves in a sliding mode, rotating shafts are connected to the sliding blocks in a rotating mode, fixing holes are formed in the sliding blocks, holes are formed in the rotating shafts, the size of the holes corresponds to that of the fixing holes, first bolts are arranged on the sliding blocks, the first bolts penetrate through the fixing holes and are inserted into the rotating shafts to fix the rotating shafts, 匚' frames are fixedly connected to the other ends of the rotating shafts, a pair of first threaded rods are connected to the 匚 frames in a threaded mode, clamping plates are connected to the other ends of the first threaded rods in a threaded mode, and a circuit board is clamped between the clamping plates and the 匚 frames.

In some embodiments, the bottom plate is provided with a plurality of mounting holes, a plurality of second threaded rods are arranged at the bottoms of the sliding blocks, the second threaded rods penetrate through the mounting holes and are in threaded connection with the sliding blocks, and gaskets are arranged between the second threaded rods and the bottoms of the bottom plate.

In some embodiments, a pair of first support columns are installed on two sides of the bottom plate, a mounting plate is installed between the two pairs of first support columns, a rotating column is connected to the mounting plate, an operating platform is connected to the other end of the rotating column in a rotating mode, a worm wheel is installed on the rotating column, a pair of support plates are fixedly installed on the operating platform, one of the support plates is rotationally connected with a worm, the other support plate is fixedly provided with a motor, an output shaft of the motor is fixedly connected with the other end of the worm, the worm is meshed with the worm wheel, and an unfolding helix angle of the worm is smaller than a friction angle of the worm wheel and the worm in contact.

In some embodiments, the bottom of the operation platform is connected with a plurality of second support columns, a plurality of second support columns are provided with jacks, and the other ends of the second support columns are connected with sleeve columns in a sliding manner.

In some embodiments, a second bolt is provided on each of the plurality of sleeves, and the second bolt is inserted into the insertion hole of the second support column through the sleeve to fix the second support column with the sleeve.

Compared with the prior art, the utility model, its apparent advantage is:

according to the utility model, the sliding block can be moved to the corresponding position according to the shape of the circuit board, the sliding block and the bottom plate are fixed through the second threaded rod at the bottom of the sliding block, the gasket between the second threaded rod and the bottom plate can ensure that the fixation is more stable, the sliding block is moved through the first threaded rod after being fixed, and the clamping plate connected with the sliding block is driven to move downwards until the circuit board is clamped and fixed, so that the device can freely move the position of the sliding block and can meet the clamping requirements of circuit boards with different shapes;

according to the utility model, the worm is driven by the motor to drive the worm wheel to rotate, so that the bottom plate can rotate under the drive of the rotating column, and the circuit board can be rotated to a corresponding position according to requirements when welding work is performed, so that welding is more convenient for workers.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic perspective view of a first perspective overall structure provided in an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a base plate structure provided in one embodiment of the utility model;

FIG. 3 is a schematic view of a chute according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a second threaded rod provided in one embodiment of the present utility model;

FIG. 5 is a schematic diagram of an exploded view of a slider according to an embodiment of the present utility model.

The reference numerals comprise 1, a bottom plate, 2, a sliding groove, 3, a sliding block, 4, a rotating shaft, 5, a fixing hole, 6, a first bolt, 7, a '匚' shaped frame, 8, a first threaded rod, 9, a clamping plate, 901, a circuit board, 10, a mounting hole, 11, a second threaded rod, 12, a gasket, 13, a first support column, 14, a mounting plate, 15, a rotating column, 16, a worm wheel, 17, a support plate, 18, a worm, 19, a motor, 20, an operating platform, 21, a second support column, 22, a sleeve column, 23 and a second bolt.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a clamp for welding a circuit main board by improving the structure, which comprises the following technical scheme:

As shown in fig. 1-5, a fixture for welding a circuit motherboard comprises a bottom plate 1, a plurality of sliding grooves 2 are formed in the bottom plate 1, a plurality of sliding blocks 3 are connected to the sliding grooves 2 in a sliding manner, a rotating shaft 4 is connected to the sliding blocks 3 in a rotating manner, a fixing hole 5 is formed in the sliding blocks 3, a hole is formed in the rotating shaft 4, the size of the hole corresponds to that of the fixing hole 5, a first bolt 6 is arranged on the sliding blocks 3, the first bolt 6 penetrates through the fixing hole 5 and is inserted into the rotating shaft 4 to fix the rotating shaft 4, a '匚' shaped frame 7 is fixedly connected to the other end of the rotating shaft 4, a pair of first threaded rods 8 are connected to the '匚' shaped frame 7 in a threaded manner, clamping plates 9 are connected to the other ends of the first threaded rods 8 in a common manner, and the fixture can freely move the positions of the sliding blocks 3 and can meet clamping requirements of circuit boards 901 in different shapes.

Further, a plurality of mounting holes 10 are formed in the bottom plate 1, a second threaded rod 11 is arranged at the bottom of the plurality of sliding blocks 3, the second threaded rod 11 penetrates through the mounting holes 10 to be in threaded connection with the sliding blocks 3, a gasket 12 is arranged between the second threaded rod 11 and the bottom plate 1, and the gasket 12 between the second threaded rod 11 and the bottom plate 1 can ensure that fixation is more stable.

Further, a pair of first support columns 13 are installed on two sides of the base plate 1, a mounting plate 14 is installed between the two pairs of first support columns 13, a rotating column 15 is connected to the mounting plate 14, the other end of the rotating column 15 is rotationally connected with an operating platform 20, a worm wheel 16 is installed on the rotating column 15, a pair of support plates 17 are fixedly installed on the operating platform 20, a worm 18 is rotationally connected to one of the support plates 17, a motor 19 is fixedly installed on the other support plate 17, an output shaft of the motor 19 is fixedly connected with the other end of the worm 18, the worm 18 is meshed with the worm wheel 16, and an unfolding spiral angle of the worm 18 is smaller than a friction angle of the worm wheel 16 contacted with the worm 18.

Further, the bottom of the operation table 20 is connected with a plurality of second support columns 21, the plurality of second support columns 21 are provided with jacks, and the other ends of the plurality of second support columns 21 are slidably connected with sleeve columns 22.

Further, a plurality of sleeve columns 22 are provided with second bolts 23, the second bolts 23 penetrate through the sleeve columns 22 and are inserted into insertion holes of the second support columns 21 to fix the second support columns 21 with the sleeve columns 22, the heights of the second support columns 21 are adjusted according to requirements, after the heights are determined, the second support columns are fixed through the second bolts 23, and the requirements for height adjustment in the machining process are met.

The device comprises a base plate 1, a plurality of sliding grooves 2 are formed in the base plate 1, a plurality of sliding blocks 3 can freely slide on the sliding grooves 2, a rotating shaft 4 is rotatably connected to the sliding blocks 3, a '匚' shaped frame 7 can freely rotate on the sliding blocks 3 along with the rotating shaft 4, the rotating position is determined, then the sliding blocks 3 can be moved to corresponding positions according to the shape of a circuit board 901, the sliding blocks 3 and the base plate 1 can be fixed through a second threaded rod 11 at the bottom of the sliding blocks 3, a gasket 12 between the second threaded rod 11 and the bottom of the base plate 1 can be ensured to be more stable in fixation, the sliding blocks 3 can be moved through the first threaded rod 8 after being fixed, a clamping plate 9 connected with the sliding blocks is driven to move downwards until the circuit board 901 is clamped and fixed, the device can freely move the position of the sliding blocks 3, and can be driven to 16 according to clamping requirements of the circuit board 901 in different shapes, the base plate 1 can be rotated under the driving of a rotating column 15 through a motor 19, the corresponding position of the circuit board 901 can be rotated according to the requirements, the requirements when welding work can be carried out, the corresponding position of the worm wheel can be rotated to the worm wheel 21 can be adjusted, the second support column can be adjusted to the height of a corresponding position of a user can be adjusted, and the second support column can be adjusted to the requirements of the height of the device according to the requirements of the requirements, and the requirements of the second height of the welding device can be adjusted, and the requirements of the device can be welded to be adjusted to the high and high-quality of a high-speed 21.

Claims (5)

1. The utility model provides a circuit motherboard welding anchor clamps, includes bottom plate (1), its characterized in that, offered many spouts (2) on bottom plate (1), many sliding connection has a plurality of sliders (3) on spout (2), a plurality of rotate on slider (3) and be connected with axis of rotation (4), a plurality of fixed orifices (5) have been offered on slider (3), the hole has been offered on axis of rotation (4), hole size and fixed orifices (5) are corresponding, be provided with first bolt (6) on slider (3), first bolt (6) pass fixed orifices (5) and insert in axis of rotation (4) fixed axis of rotation (4), axis of rotation (4) other end fixedly connected with "匚" shape frame (7), threaded connection has a pair of first threaded rod (8) on "匚" shape frame (7), a pair of first threaded rod (8) other end are connected with splint (9) jointly, it gets circuit board (901) to press from both sides between splint (9) and "匚" shape frame (7).

2. The fixture for welding the circuit main board according to claim 1, wherein the bottom plate (1) is provided with a plurality of mounting holes (10), the bottoms of the sliding blocks (3) are respectively provided with a second threaded rod (11), the second threaded rods (11) penetrate through the mounting holes (10) to be in threaded connection with the sliding blocks (3), and gaskets (12) are arranged between the second threaded rods (11) and the bottoms of the bottom plate (1).

3. The fixture for welding the circuit main board according to claim 1, wherein a pair of first support columns (13) are arranged on two sides of the bottom plate (1), a mounting plate (14) is arranged between the two pairs of first support columns (13), a rotating column (15) is connected to the mounting plate (14), an operating table (20) is rotatably connected to the other end of the rotating column (15), a worm wheel (16) is arranged on the rotating column (15), a pair of support plates (17) are fixedly arranged on the operating table (20), one of the support plates (17) is rotatably connected with a worm (18), a motor (19) is fixedly arranged on the other support plate (17), an output shaft of the motor (19) is fixedly connected with the other end of the worm wheel (18), the worm (18) is meshed with the worm wheel (16), and the expansion helix angle of the worm (18) is smaller than the friction angle of the contact between the worm wheel (16) and the worm (18).

4. The fixture for soldering a circuit board according to claim 3, wherein a plurality of second support columns (21) are connected to the bottom of the operation table (20), insertion holes are formed in the second support columns (21), and sleeve columns (22) are slidably connected to the other ends of the second support columns (21).

5. The fixture for soldering a circuit board according to claim 4, wherein a plurality of the socket posts (22) are provided with second pins (23), and the second pins (23) penetrate through the socket posts (22) and are inserted into insertion holes of the second support posts (21) to fix the second support posts (21) with the socket posts (22).