CN216820249U

CN216820249U - Reflow soldering jig with clamping mechanism

Info

Publication number: CN216820249U
Application number: CN202220236348.0U
Authority: CN
Inventors: 罗鹏; 高立娜; 李娟�
Original assignee: Chuang Weicheng Electronics Co ltd
Current assignee: Chuang Weicheng Electronics Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-24
Anticipated expiration: 2032-01-27

Abstract

The utility model relates to the technical field of jigs, in particular to a reflow soldering jig with a clamping mechanism. Including workstation, a plurality of tight support of clamp, two press from both sides tight motor, two press from both sides tight worm, a plurality of tight worm wheel of clamp, a plurality of tight screw rod of clamp and a plurality of pinch-off blades, the callus on the sole is all installed to the four corners department of workstation bottom, the four corners department at the workstation top is installed to a plurality of tight supports of clamp symmetry respectively, a plurality of tight supports of clamp are "L" type of inversion, the rotor plate is all installed to the inboard of a plurality of tight supports of clamp, two tight motors of clamp are installed respectively on two tight supports of clamp that are located the rear side, two tight worms of clamp rotate with two rotor plates that are located left two rotor plates and are located the right side respectively and are connected, the rear end that two tight worms of clamp is connected with two tight motors's front side output respectively. The reflow soldering jig with the clamping mechanism can improve the clamping effect on the circuit board through the matching of the clamping worm and the clamping worm wheel.

Description

Reflow soldering jig with clamping mechanism

Technical Field

The utility model relates to the technical field of jigs, in particular to a reflow soldering jig with a clamping mechanism.

Background

The jig is a tool for carpenters, ironmen, pliers, machines, electronic controls and other handicrafts, and is mainly used as a tool for assisting in controlling positions or actions (or both). The jig can be classified into a process assembly type jig, a project test type jig and a circuit board test type jig.

Through retrieval, a Chinese patent with publication number CN212823250U discloses a reflow soldering jig with a clamping function, which comprises a base and a reflow soldering jig plate, wherein the reflow soldering jig plate is installed on the top surface of the base, electric push rods are arranged at four corners of the top surface of the base, a top plate is installed on the top surface of each electric push rod, a motor is installed on the top surface of the top plate, an oscillating bar is installed at the output end of the top surface of the motor, a fixed plate is installed at one end of each oscillating bar, a damping spring device is installed on the bottom surface of each fixed plate, and a pressing plate is installed on the bottom surface of each damping spring device; current reflow soldering tool that has a clamping function adsorbs the circuit board through electric chuck and presses with the fixed plate, realizes clamping function, but the circuit board is inside to be the unevenness more, uses electric chuck to hardly reach good adsorption effect to lead to the tight effect of clamp of circuit board relatively poor.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a reflow soldering jig with a clamping mechanism.

In order to achieve the purpose, the utility model provides the following technical scheme: a reflow soldering jig with a clamping mechanism comprises a workbench, a plurality of clamping supports, two clamping motors, two clamping worms, a plurality of clamping worm wheels, a plurality of clamping screw rods and a plurality of clamping plates, wherein foot pads are respectively installed at four corners of the bottom of the workbench, the clamping supports are respectively and symmetrically installed at four corners of the top of the workbench, the clamping supports are all inverted L-shaped, rotating plates are respectively installed at the inner sides of the clamping supports, the two clamping motors are respectively installed on the two clamping supports positioned at the rear side, the two clamping worms are respectively and rotatably connected with the two rotating plates positioned at the left side and the two rotating plates positioned at the right side, the rear ends of the two clamping worms are respectively connected with the front side output ends of the two clamping motors, the clamping worm wheels are respectively and rotatably connected with the inner sides of the clamping supports, and the clamping worm wheels are respectively engaged with the two clamping worms, the clamping worm wheels are connected with the clamping plates through threads, and the clamping plates are fixed to the bottom ends of the clamping worm wheels.

In order to prevent the circuit board from being crushed, soft backing plates are arranged at the bottoms of the clamping plates.

Further, still include a plurality of pressure sensor, a plurality of pressure sensor install respectively in the bottom of a plurality of clamp plates and pass respectively by a plurality of backing plates middle part, a plurality of pressure sensor on left side all are connected with left clamp motor electricity, a plurality of pressure sensor on right side all are connected with right clamp motor electricity.

In order to facilitate adjustment, the adjusting device further comprises two guide rails and two sliding blocks, sliding grooves are formed in the right front side and the right rear side of the top of the workbench, the two guide rails are installed inside the two sliding grooves respectively, the two sliding blocks are connected with the two guide rails in a sliding mode and are provided with damping, and the two clamping supports located on the right side are installed on the two sliding blocks respectively.

Preferably, the clamping device further comprises a motor synchronous controller, the motor synchronous controller is installed on the left side of the workbench, and the motor synchronous controller is electrically connected with the two clamping motors.

Preferably, still include the backup pad, the backup pad is soft material, and the backup pad is installed on the workstation, be provided with two support logical grooves in the backup pad, two support logical grooves are located the top of two sliding trays respectively.

Compared with the prior art, the utility model provides a reflow soldering jig with a clamping mechanism, which has the following beneficial effects:

this reflow soldering tool with clamping mechanism places the circuit board on the workstation, then, through pressing from both sides tight motor drive clamp worm and rotate, make clamp worm drive and press from both sides tight worm wheel and rotate, make and press from both sides tight worm wheel and drive clamping screw and clamp plate downstream through rotating to move down through clamp plate and fix the circuit board on the workstation, and, through worm gear's auto-lock effect, can make the clamp plate remain the clamping action to the circuit board all the time, thereby improve the tight effect of clamp to the circuit board.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the table of the present invention;

FIG. 3 is a top view of the clamping worm and clamping worm gear of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 according to the present invention.

The symbols in the drawings illustrate that:

1. a work table; 2. clamping the bracket; 3. clamping the motor; 4. clamping the worm; 5. clamping the worm gear; 6. clamping the screw rod; 7. a clamping plate; 8. a foot pad; 9. a rotating plate; 10. a base plate; 11. a pressure sensor; 12. a guide rail; 13. a slider; 14. a motor synchronous controller; 15. and a support plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

referring to fig. 1-4, a reflow soldering jig with a clamping mechanism comprises a workbench 1, a plurality of clamping brackets 2, two clamping motors 3, two clamping worms 4, a plurality of clamping worm wheels 5, a plurality of clamping screws 6, a plurality of clamping plates 7, a plurality of pressure sensors 11, two guide rails 12, two sliders 13 and a support plate 15, wherein foot pads 8 are installed at four corners of the bottom of the workbench 1, the plurality of clamping brackets 2 are symmetrically installed at four corners of the top of the workbench 1 respectively, sliding grooves are arranged at the right front side and the right rear side of the top of the workbench 1, the two guide rails 12 are installed inside the two sliding grooves respectively, the two sliders 13 are connected with the two guide rails 12 in a sliding manner with damping, the two clamping brackets 2 on the right side are installed on the two sliders 13 respectively, and the position of the right clamping bracket 2 can be adjusted through the sliding of the slider 13 on the guide rail 12, therefore, the distance between the left and right clamping supports 2 can be conveniently adjusted according to the width of a circuit board, the clamping supports 2 are inverted L-shaped, the rotating plates 9 are arranged on the inner sides of the clamping supports 2, the supporting plate 15 is made of soft material, the supporting plate 15 is arranged on the workbench 1, two supporting through grooves are arranged on the supporting plate 15, the two supporting through grooves are respectively positioned above the two sliding grooves, the circuit board can be further protected through the soft supporting plate 15, the two clamping motors 3 are respectively arranged on the two clamping supports 2 on the rear side, the two clamping worms 4 are respectively in rotating connection with the two rotating plates 9 on the left side and the two rotating plates 9 on the right side, the rear ends of the two clamping worms 4 are respectively connected with the front side output ends of the two clamping motors 3, and the clamping worm wheels 5 are respectively in rotating connection with the inner sides of the clamping supports 2, the clamping worm gears 5 are respectively meshed with the two clamping worms 4, the clamping screw rods 6 are respectively in threaded connection with the inner portions of the clamping worm gears 5, the upper portions of the clamping screw rods 6 are respectively in sliding connection with the top portions of the clamping supports 2, the clamping plates 7 are respectively fixed at the bottom ends of the clamping screw rods 6, soft backing plates 10 are respectively installed at the bottoms of the clamping plates 7, the direct pressure of the clamping plates 7 on a circuit board can be relieved through the soft backing plates 10, the circuit board is prevented from being crushed due to excessive pressure, the pressure sensors 11 are respectively installed at the bottoms of the clamping plates 7 and respectively penetrate through the middles of the backing plates 10, the pressure sensors 11 on the left side are electrically connected with the clamping motor 3 on the left side, the pressure sensors 11 on the right side are electrically connected with the clamping motor 3 on the right side, and the pressure sensors 11 can sense the pressure of the clamping plates 7 on the circuit board, when the pressure exceeds a certain value, the pressure sensor 11 cuts off the corresponding clamping motor 3, the circuit board is prevented from being crushed by the excessive pressure of the clamping plate 7, the circuit board is placed on the workbench 1, then the clamping motor 3 drives the clamping worm 4 to rotate, the clamping worm 4 drives the clamping worm wheel 5 to rotate, the clamping worm wheel 5 drives the clamping screw rod 6 and the clamping plate 7 to move downwards through rotation, the circuit board is fixed on the workbench 1 through the downward movement of the clamping plate 7, and the clamping plate 7 can always keep the clamping effect on the circuit board through the self-locking effect of the worm wheel and worm, so that the clamping effect on the circuit board is improved.

In addition, still include motor synchronization controller 14, motor synchronization controller 14 installs the left side of workstation 1, motor synchronization controller 14 is connected with two clamping motor 3 electricity, can make two clamping motor 3 keep synchronous operation through motor synchronization controller 14 to can make a plurality of clamp plate 7 press from both sides tightly the circuit board simultaneously, improve and press from both sides tight effect.

The position of the right clamping support 2 is adjusted according to the width of the circuit board by the sliding block 13, then the circuit board is placed on the workbench 1, then the clamping motor 3 drives the clamping worm 4 to rotate, so that the clamping worm 4 drives the clamping worm wheel 5 to rotate, the clamping worm wheel 5 drives the clamping screw 6 and the clamping plate 7 to move downwards by rotation, the circuit board is fixed on the workbench 1 by downward movement of the clamping plate 7, and the clamping plate 7 can always keep clamping effect on the circuit board by the self-locking effect of the worm wheel and worm, so that the clamping effect on the circuit board is improved.

Two clamping motor 3 are the publicly known equipment that can directly purchase on the market, and here just use it, and do not carry out structure and functional improvement to it, consequently do not give unnecessary detail to two clamping motor 3 all are provided with rather than supporting control switch, and control switch's mounted position is selected according to the actual use demand.

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

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a reflow soldering tool with clamping mechanism which characterized in that: comprises a workbench (1), a plurality of clamping brackets (2), two clamping motors (3), two clamping worms (4), a plurality of clamping worm wheels (5), a plurality of clamping screw rods (6) and a plurality of clamping plates (7), wherein foot pads (8) are respectively arranged at four corners of the bottom of the workbench (1), the clamping brackets (2) are respectively symmetrically arranged at four corners of the top of the workbench (1), the clamping brackets (2) are inverted L-shaped, rotating plates (9) are respectively arranged on the inner sides of the clamping brackets (2), the two clamping motors (3) are respectively arranged on the two clamping brackets (2) positioned at the rear side, the two clamping worms (4) are respectively rotatably connected with the two rotating plates (9) positioned at the left side and the two rotating plates (9) positioned at the right side, the rear ends of the two clamping worms (4) are respectively connected with the front side output ends of the two clamping motors (3), a plurality of clamping worm wheels (5) are respectively rotatably connected with the inner sides of a plurality of clamping supports (2), the plurality of clamping worm wheels (5) are respectively meshed with two clamping worms (4), a plurality of clamping screw rods (6) are respectively in threaded connection with the inner portions of the plurality of clamping worm wheels (5), the upper portions of the plurality of clamping screw rods (6) are respectively in sliding connection with the tops of the plurality of clamping supports (2), and a plurality of clamping plates (7) are respectively fixed at the bottom ends of the plurality of clamping screw rods (6).

2. The reflow soldering jig with the clamping mechanism according to claim 1, wherein: soft backing plates (10) are arranged at the bottoms of the clamping plates (7).

3. The reflow soldering jig with the clamping mechanism according to claim 2, wherein: the clamping device is characterized by further comprising a plurality of pressure sensors (11), wherein the pressure sensors (11) are respectively installed at the bottoms of the clamping plates (7) and penetrate through the middle parts of the base plates (10), the pressure sensors (11) on the left side are electrically connected with the clamping motor (3) on the left side, and the pressure sensors (11) on the right side are electrically connected with the clamping motor (3) on the right side.

4. The reflow soldering jig with the clamping mechanism according to claim 3, wherein: still include two guide rails (12) and two slider (13), the right front side and the right back side at workstation (1) top all are provided with the sliding tray, and two guide rails (12) are installed respectively in the inside of two sliding trays, and two slider (13) take damped sliding connection with two guide rails (12) respectively, and two clamp bracket (2) that are located the right side are installed respectively on two slider (13).

5. The reflow soldering jig with the clamping mechanism according to claim 4, wherein: the clamping device is characterized by further comprising a motor synchronous controller (14), wherein the motor synchronous controller (14) is installed on the left side of the workbench (1), and the motor synchronous controller (14) is electrically connected with the two clamping motors (3).

6. The reflow soldering jig with the clamping mechanism according to claim 5, wherein: still include backup pad (15), backup pad (15) are soft material, and install backup pad (15) on workstation (1), be provided with two support through grooves on backup pad (15), two support through grooves are located the top of two sliding trays respectively.