CN219211923U

CN219211923U - Circuit board welding fixture

Info

Publication number: CN219211923U
Application number: CN202223607409.9U
Authority: CN
Inventors: 穆金林; 冯和民
Original assignee: Hangzhou Yida Lighting Co ltd
Current assignee: Hangzhou Yida Lighting Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-20
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to the technical field of welding clamps, in particular to a circuit board welding fixing clamp which comprises a substrate, wherein the upper end surface of the substrate is fixedly connected with a mounting plate through an electric telescopic rod, the lower end surface of the mounting plate is provided with an electric welding mechanism, the upper end surface of the substrate is fixedly connected with a vertical plate, one surface of the vertical plate, which is far away from the electric telescopic rod, is fixedly connected with a placing plate, one surface of the vertical plate is provided with an automatic clamping mechanism, and one surface of the placing plate, which is close to the substrate, is provided with a pushing and blanking mechanism.

Description

Circuit board welding fixture

Technical Field

The utility model relates to the technical field of battery waste liquid recovery, in particular to a circuit board welding and fixing clamp.

Background

The circuit board, welding technology in recent years electronic industry technological development history, can notice a very obvious trend is the reflow soldering technology, the traditional cartridge can also use the reflow soldering technology in principle, this is the so-called through hole reflow soldering, its advantage is that it is possible to finish all welding spots in the same time, make the production cost minimize, however the temperature sensitive element has limited the application of the reflow soldering, no matter cartridge or SMD, then people turn to the choice to weld, need to limit the fixed circuit board usually with the welding fixture in the welding process;

the existing circuit board welding fixture usually needs manual operation clamping when in use, or adopts an electric drive source to enable the fixture to automatically clamp, so that the fixture is not convenient to clamp synchronously through linkage driving when a welding mechanism of the circuit board is close to welding, the electric cost is improved by adopting the drive source, and the manual clamping reduces the clamping speed of the circuit board, so that the welding efficiency of the follow-up circuit board is affected.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the circuit board welding and fixing clamp, which solves the problems that the existing circuit board welding and fixing clamp usually needs manual operation for clamping when in use, or the clamp is automatically clamped by adopting an electric drive source, so that the clamp is not conveniently driven to synchronously clamp by linkage when a welding mechanism of a circuit board is close to welding, the electric cost is increased by adopting the drive source, and the manual clamping reduces the clamping speed of the circuit board, thereby influencing the welding efficiency of the subsequent circuit board.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a circuit board welding fixture, includes the base plate, the up end of base plate is through electric telescopic handle fixedly connected with mounting panel, electric welding mechanism is installed to the lower terminal surface of mounting panel, the up end fixedly connected with riser of base plate, the one side fixedly connected with of riser keeping away from electric telescopic handle places the board, automatic fixture is installed to the one side of riser, the one side of placing the board and being close to the base plate is installed and is pushed the unloading mechanism;

the automatic clamping mechanism comprises a rotating shaft, a cam, a connecting rod, a sliding column, a limiting clamping plate, a lobe wheel disc and a supporting plate, wherein the supporting plate is fixedly connected to the upper end face of the base plate, one face of the supporting plate penetrates through and is connected with the rotating shaft, the outer wall of the rotating shaft is fixedly connected with the cam, the two ends of the cam are respectively connected with the connecting rod in a rotating mode, one face of the vertical plate penetrates through and is connected with the sliding column through sliding grooves symmetrically, one end of the sliding column, away from the cam, is fixedly connected with the limiting clamping plate, one end of the connecting rod, away from the cam, is connected with the outer wall of the sliding column in a rotating mode, and one end of the rotating shaft, penetrating through the supporting plate, is fixedly connected with the lobe wheel disc.

Preferably, the automatic clamping mechanism further comprises a long rod and a cylinder, the long rod is fixedly connected to the lower end face of the mounting plate, the cylinder is uniformly and equidistantly fixedly connected to one face of the long rod, and the limiting clamping plate is in a U-shaped shape.

Preferably, the pushing and blanking mechanism comprises a threaded rod and a rope, wherein one surface of the supporting plate penetrates through and is rotationally connected with the threaded rod, and the rope is wound on the outer wall of the threaded rod.

Preferably, the pushing and blanking mechanism further comprises a mounting rod and a clockwork spring, the side wall of the long rod is fixedly connected with the mounting rod, one end of the rope, far away from the threaded rod, is fixedly connected with the lower portion of the mounting rod, the clockwork spring is wound on one surface, close to the vertical plate, of the threaded rod, and one end, far away from the threaded rod, of the clockwork spring is fixedly connected with the inner wall of the supporting plate.

Preferably, the pushing and blanking mechanism further comprises a thread sleeve, a slide rod and an elastic clamping pad, the thread sleeve is connected with the outer wall of the threaded rod in a threaded mode, the upper end face of the placing plate is connected with the slide rod in a sliding mode through a sliding groove, and one end, far away from the thread sleeve, of the slide rod is fixedly connected with the elastic clamping pad.

Preferably, one end of the sliding rod, which is far away from the placing plate, is fixedly connected with the outer wall of the threaded sleeve.

(III) beneficial effects

The welding and fixing clamp for the circuit board provided by the utility model has the following beneficial effects:

1. this circuit board welding fixture, at first, start electric telescopic handle shrink and make it be close to the circuit board of placing on the board with electric welding mechanism downward pulling on the mounting panel, can drive stock and cylinder synchronous decline when the mounting panel is downward, make the cylinder conflict salient rim plate take place to deflect, and can be located two contained angles of salient rim plate when the cylinder conflict salient rim plate, and then it rotates to continue stir salient rim plate drive pivot, can pull the connecting rod at both ends and take place to deflect when the pivot drives the cam rotation, make the one end that the connecting rod kept away from the cam pull the traveller slide on the spout of riser and be close to each other, alright drive two drive spacing grip blocks and be close to place the circuit board that has placed on the board each other, thereby carry out spacing centre gripping to the both sides of circuit board, its degree of automation is high, can be close to the welding mechanism and automatic clamp to letting the circuit board carry out centre gripping when welding, the linkage nature has been produced between the two, avoid adopting the cost of two sets of driving sources, and need not manual operation, the time of using the anchor clamps to operate the centre gripping has been practiced thrift greatly.

2. This circuit board welding fixture, place the circuit board in the elasticity grip pad earlier before the centre gripping, because the elasticity grip pad is made into for elasticity soft material can carry out elastic centre gripping to the circuit board, afterwards, along with the decline of mounting panel drive stock, make the mounting bar loosen the rope of pulling, the spring of shrink just can reset under the initial condition at this moment and rebound and drive the threaded rod and take place to rotate, the thread bush of its foreign currency can remove to the one end of backup pad when the threaded rod rotates, and then pulling slide bar and elasticity grip pad are close to the riser with the circuit board after the centre gripping, alright remove the circuit board to the mounting panel electric welding mechanism's below, and can pull rope extension again when follow-up electric telescopic handle resets and drive the mounting panel upwards makes the threaded rod reverse rotation, just can let the thread bush drive slide bar and elasticity grip pad again and keep away from the riser, automatic material loading clamp and unloading loose centre gripping's effect has been played, both can avoid the trouble that the staff manually taken, the hand is prevented that the potential safety hazard from appearing to the below the electric welding mechanism, the speed of anchor clamps centre gripping circuit board has still been accelerated, the work efficiency of follow-up circuit board has been effectively improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the rear-view overall installation structure of the present utility model;

FIG. 3 is a schematic view of the mounting structure of the rotor shaft and the lobed wheel disc of the present utility model;

FIG. 4 is a schematic view of the cam and connecting rod mounting structure of the present utility model;

FIG. 5 is a schematic view of the installation structure of the threaded rod and the threaded sleeve according to the present utility model.

In the figure: 1. a substrate; 2. an electric telescopic rod; 3. a mounting plate; 4. a riser; 5. placing a plate; 6. an automatic clamping mechanism; 61. a rotating shaft; 62. a cam; 63. a connecting rod; 64. a spool; 65. a limiting clamping plate; 66. a lobed wheel disc; 67. a long rod; 68. a cylinder; 69. a support plate;

7. pushing a blanking mechanism; 71. a threaded rod; 72. a rope; 73. a mounting rod; 74. a clockwork spring; 75. a thread sleeve; 76. a slide bar; 77. and an elastic clamping pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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 technical scheme that:

example 1

Referring to fig. 1 to 5, a circuit board welding fixture comprises a base plate 1, wherein the upper end surface of the base plate 1 is fixedly connected with a mounting plate 3 through an electric telescopic rod 2, an electric welding mechanism is mounted on the lower end surface of the mounting plate 3, a vertical plate 4 is fixedly connected with the upper end surface of the base plate 1, a placing plate 5 is fixedly connected with one surface of the vertical plate 4 far away from the electric telescopic rod 2, an automatic clamping mechanism 6 is mounted on one surface of the vertical plate 4, and a pushing and blanking mechanism 7 is mounted on one surface of the placing plate 5 close to the base plate 1;

the automatic clamping mechanism 6 comprises a rotating shaft 61, a cam 62, a connecting rod 63, a sliding column 64, a limiting clamping plate 65, a lobe wheel disc 66 and a supporting plate 69, wherein the supporting plate 69 is fixedly connected to the upper end face of the base plate 1, one face of the supporting plate 69 is connected with the rotating shaft 61 in a penetrating and rotating mode, the outer wall of the rotating shaft 61 is fixedly connected with the cam 62, two ends of the cam 62 are respectively connected with the connecting rod 63 in a rotating mode, one face of the vertical plate 4 is symmetrically connected with the sliding column 64 in a penetrating and sliding mode through a sliding groove, one end of the sliding column 64, far from the cam 62, is fixedly connected with the limiting clamping plate 65, one end of the connecting rod 63, far from the cam 62, is connected with the outer wall of the sliding column 64 in a rotating mode, one end of the rotating shaft 61 penetrates through the supporting plate 69 and is fixedly connected with the lobe wheel disc 66, the automatic clamping mechanism 6 further comprises a long rod 67 and a cylinder 68, the lower end face of the mounting plate 3 is fixedly connected with the long rod 67, one face of the long rod 67 is uniformly and fixedly connected with the cylinder 68 in an equidistant mode, and the limiting clamping plate 65 is in a U shape.

Example two

Referring to fig. 1 to 5, the pushing and blanking mechanism 7 includes a threaded rod 71 and a rope 72, one surface of the supporting plate 69 is connected with the threaded rod 71 in a penetrating and rotating manner, the outer wall of the threaded rod 71 is wound with the rope 72, the pushing and blanking mechanism 7 also includes a mounting rod 73 and a spring 74, the side wall of the long rod 67 is fixedly connected with the mounting rod 73, one end of the rope 72 away from the threaded rod 71 is fixedly connected with the lower part of the mounting rod 73, one surface of the threaded rod 71 close to the vertical plate 4 is wound with the spring 74, one end of the spring 74 away from the threaded rod 71 is fixedly connected with the inner wall of the supporting plate 69, and the spring 74 is used for helping the threaded rod 71 to continuously rotate when the rope 72 is loosened;

the pushing and blanking mechanism 7 further comprises a thread sleeve 75, a slide bar 76 and an elastic clamping pad 77, the thread sleeve 75 is connected with the outer wall of the threaded rod 71 in a threaded manner, the slide bar 76 is connected with the upper end face of the placement plate 5 in a sliding manner through a sliding groove, the elastic clamping pad 77 is fixedly connected with one end, far away from the thread sleeve 75, of the slide bar 76, and the elastic clamping pad 77 is made of elastic soft materials and can not abrade the surface of a circuit board when the circuit board is clamped;

one end of the sliding rod 76 far away from the placing plate 5 is fixedly connected with the outer wall of the threaded sleeve 75, and the sliding rod 76 and the placing plate 5 are in sliding connection to limit the threaded sleeve 75, so that the threaded sleeve 75 cannot deflect when the threaded rod 71 automatically rotates, and the sliding effectiveness of the threaded sleeve 75 is ensured.

The following is the overall operation of the above embodiment:

in the initial state, the rope 72 is stretched and lengthened, the clockwork spring 74 is contracted, and the elastic clamping pad 77 is positioned away from the riser 4;

firstly, the electric telescopic rod 2 is started to shrink to enable an electric welding mechanism on the mounting plate 3 to be pulled downwards to enable the electric welding mechanism to approach a circuit board on the placement plate 5, the mounting plate 3 can drive the long rod 67 and the cylinder 68 to descend synchronously, the cylinder 68 is abutted against the lobe wheel disk 66 to deflect, the cylinder 68 is abutted against the lobe wheel disk 66 and can be positioned in two included angles of the lobe wheel disk 66, the lobe wheel disk 66 is continuously stirred to drive the rotating shaft 61 to rotate, the rotating shaft 61 drives the cam 62 to rotate, the connecting rods 63 at two ends can be pulled to deflect, one end of the connecting rod 63 far from the cam 62 pulls the sliding column 64 to slide on a chute of the vertical plate 4 and mutually approach, two limiting clamping plates 65 can be driven to mutually approach the circuit board placed on the placement plate 5, limiting clamping is carried out on two sides of the circuit board, the two limiting clamping plates are high in automation degree, the two driving sources can be automatically clamped by a clamp when the welding mechanism approaches welding, cost of two groups of driving sources is avoided, manual operation is not needed, and time for operating and clamping by the clamp is greatly saved;

further, the circuit board is placed in the elastic clamping pad 77 before clamping, the elastic clamping pad 77 is made of elastic soft material and can elastically clamp the circuit board, then the mounting plate 3 drives the long rod 67 to descend, so that the mounting rod 73 loosens the pulled rope 72, the spring 74 contracted in the initial state can reset and rebound to drive the threaded rod 71 to rotate, the threaded sleeve 75 of the coin moves towards one end of the supporting plate 69 when the threaded rod 71 rotates, the sliding rod 76 and the elastic clamping pad 77 are pulled to be close to the vertical plate 4 synchronously with the clamped circuit board, the circuit board can be moved to the lower side of the electric welding mechanism of the mounting plate 3, the follow-up electric telescopic rod 2 can pull the rope 72 again to extend when the mounting plate 3 is reset to enable the threaded rod 71 to reversely rotate, the threaded sleeve 75 can drive the sliding rod 76 and the elastic clamping pad 77 to move away from the vertical plate 4 again, the effects of automatic feeding clamping and discharging loosening clamping are achieved, the trouble that the hand is prevented from moving to the lower side of the electric welding mechanism is avoided, the hidden danger of the circuit board is further improved, and the efficiency of the follow-up welding of the circuit board is improved.

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

Claims

1. The utility model provides a circuit board welding fixture, includes base plate (1), its characterized in that: the automatic feeding and discharging device is characterized in that the upper end face of the base plate (1) is fixedly connected with the mounting plate (3) through the electric telescopic rod (2), the electric welding mechanism is mounted on the lower end face of the mounting plate (3), the vertical plate (4) is fixedly connected with the upper end face of the base plate (1), the side, far away from the electric telescopic rod (2), of the vertical plate (4) is fixedly connected with the placing plate (5), the automatic clamping mechanism (6) is mounted on the side, close to the base plate (1), of the placing plate (5), and the pushing and discharging mechanism (7) is mounted on the side, close to the base plate (1);

automatic fixture (6) are including pivot (61), cam (62), connecting rod (63), traveller (64), spacing grip block (65), lobe rim plate (66), backup pad (69), the up end fixedly connected with backup pad (69) of base plate (1), the one side of backup pad (69) runs through and rotates and be connected with pivot (61), the outer wall fixedly connected with cam (62) of pivot (61), the both ends of cam (62) all rotate and be connected with connecting rod (63), the one side of riser (4) runs through sliding connection through spout symmetry and has traveller (64), the one end fixedly connected with spacing grip block (65) of traveller (64) keep away from cam (62), the one end and the outer wall rotation of traveller (64) of cam (62) are kept away from to connecting rod (63), one end fixedly connected with lobe rim plate (66) that pivot (61) runs through backup pad (69).

2. The circuit board solder fixing jig according to claim 1, wherein: the automatic clamping mechanism (6) further comprises a long rod (67) and a cylinder (68), the long rod (67) is fixedly connected to the lower end face of the mounting plate (3), the cylinder (68) is uniformly and equidistantly fixedly connected to one face of the long rod (67), and the limiting clamping plate (65) is U-shaped.

3. The circuit board solder fixing jig according to claim 2, wherein: the pushing and blanking mechanism (7) comprises a threaded rod (71) and a rope (72), wherein one surface of the supporting plate (69) penetrates through and is rotatably connected with the threaded rod (71), and the rope (72) is wound on the outer wall of the threaded rod (71).

4. A circuit board solder fixing jig according to claim 3, wherein: the pushing and blanking mechanism (7) further comprises a mounting rod (73) and a clockwork spring (74), the side wall of the long rod (67) is fixedly connected with the mounting rod (73), one end, away from the threaded rod (71), of the rope (72) is fixedly connected with the lower portion of the mounting rod (73), the clockwork spring (74) is wound on one surface, close to the vertical plate (4), of the threaded rod (71), and one end, away from the threaded rod (71), of the clockwork spring (74) is fixedly connected with the inner wall of the supporting plate (69).

5. The circuit board solder fixing jig according to claim 4, wherein: the pushing and blanking mechanism (7) further comprises a threaded sleeve (75), a sliding rod (76) and an elastic clamping pad (77), the threaded sleeve (75) is connected with the outer wall of the threaded rod (71) in a threaded mode, the sliding rod (76) is connected to the upper end face of the placing plate (5) in a sliding mode through a sliding groove, and the elastic clamping pad (77) is fixedly connected to one end, far away from the threaded sleeve (75), of the sliding rod (76).

6. The circuit board solder fixing jig according to claim 5, wherein: one end of the sliding rod (76) far away from the placing plate (5) is fixedly connected with the outer wall of the threaded sleeve (75).