CN217965180U

CN217965180U - Spot welding device for reflow soldering of circuit board

Info

Publication number: CN217965180U
Application number: CN202221100331.9U
Authority: CN
Inventors: 计旭峰
Original assignee: Zhejiang Beiao Electronics Co ltd
Current assignee: Zhejiang Beiao Electronics Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-12-06
Anticipated expiration: 2032-05-09

Abstract

The utility model provides a spot welding device for reflow soldering of a circuit board, which relates to the technical field of circuit board manufacturing equipment and comprises a base station, a bracket and a spot welding gun, wherein a conveyor belt is arranged in the base station, a clamping mechanism is arranged on the left side of the base station, and a movable frame is arranged on a driving box; the clamping mechanism is arranged on the left side of the base station, the clamping mechanism drives the sliding blocks to move oppositely to clamp the circuit board, the lifting cylinder drives the circuit board to ascend, the driving mechanism drives the movable frame to move below the clamping block, the clamping mechanism releases the circuit board and falls to the movable frame, the movable frame continues to move forwards to the position below a spot welding gun, and automatic feeding of the circuit board is completed; the adjustable shelf continues to move forward, and the adjustable shelf can only pass through the holding tank of stock guide, extrudes the top of adjustable shelf with the circuit board, and automatic discharging is carried to the conveyer belt with the bottom of stock guide slope again at last, is convenient for with the work efficiency of fast spot welding device.

Description

Spot welding device for reflow soldering of circuit board

Technical Field

The utility model relates to a circuit board manufacture equipment technical field especially relates to a spot welding device that circuit board reflow soldering used.

Background

The printed circuit board is also called as a printed circuit board, is a provider of electrical connection of electronic components, is generally expressed by 'PCB', cannot be called as 'PCB', has been developed for more than 100 years, is mainly designed by a layout, has the main advantages of greatly reducing errors of wiring and assembly, improving the automation level and the production labor rate, and can be divided into a single-sided board, a double-sided board, a four-layer board, a six-layer board and other multilayer circuit boards according to the number of layers of the circuit boards;

current circuit board spot welding device carries out material loading and unloading through artifical manual transport circuit board, and the staff feels tired easily after working for a long time, leads to the speed of carrying the circuit board to slow more, influence the speed of spot welding device material loading and unloading, and then influence spot welding device's welding efficiency, consequently, the utility model provides a spot welding device that circuit board reflow soldering used is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a spot welding device that circuit board reflow soldering used has solved the artifical slow problem that leads to spot welding device welding efficiency slowly of unloading speed among the prior art.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a spot welding device for reflow soldering of a circuit board comprises a base station, a support at the top of the base station and a spot welding gun on the right side of the support, wherein a conveying belt is arranged inside the base station, a clamping mechanism is arranged on the left side of the base station, a driving box is arranged on the back of the support, a movable frame is arranged on the driving box, and a driving mechanism matched with the movable frame is arranged inside the driving box;

fixture includes clamping piece, gag lever post, slider, clamp splice, revolving cylinder, linking arm and dwang, the left side of support is equipped with the clamping piece, the inside symmetry of clamping piece is equipped with the gag lever post, symmetrical slidable mounting has the slider on the gag lever post, the bottom of slider is equipped with the clamp splice, the internally mounted of clamping piece has revolving cylinder, revolving cylinder's output is connected with the linking arm, the both ends central symmetry of linking arm articulates there is the dwang, the one end of dwang is articulated with the bottom of slider.

The further improvement lies in that: the driving mechanism comprises a motor, a screw rod and a fixed block, the motor is arranged on the left side of the driving box, the screw rod is installed inside the driving box in a rotating mode, the screw rod is connected with the output end of the motor, the fixed block is connected to the outer side of the screw rod in a threaded mode, and the front face of the fixed block is connected with the movable frame.

The further improvement lies in that: the front of drive case is equipped with the spout, the outside of fixed block passes through the inside of spout and rather than sliding connection, the inside of fixed block is equipped with the internal thread that matches with the fixed block.

The further improvement is that: the left side of base station is equipped with the lift cylinder, the output of lift cylinder is connected with the top of clamping piece, the left side of drive case is equipped with the baffle, the baffle is located the input of conveyer belt, the left side of baffle is parallel from top to bottom with the right side of clamping piece.

The further improvement is that: the inside of adjustable shelf is equipped with the air pump, the top of adjustable shelf is equipped with the sucking disc, the output of air pump and the inside intercommunication of sucking disc.

The further improvement is that: the right side of base station is equipped with the stock guide, be equipped with the holding tank that matches with the adjustable shelf on the stock guide, the bottom of holding tank and the top laminating of sucking disc, the bottom of stock guide is to the left bank.

The further improvement lies in that: the shape of clamp splice is the rectangle piece, the structure of rectangle piece is established to trapezoidal shape, the outside of clamp splice has cup jointed the silica gel cover.

The utility model has the advantages that: the left side of the base station is provided with a clamping mechanism, the clamping mechanism consists of a clamping block, a limiting rod, a sliding block, a clamping block, a rotary cylinder, a connecting arm and a rotating rod, the rotary cylinder drives the sliding block to move oppositely through the connecting arm and the rotating rod, a circuit board is clamped through the clamping block below the sliding block, then the circuit board is driven to ascend through a lifting cylinder, a motor in a driving mechanism drives a screw rod to rotate, a movable frame is driven to move to the position below the clamping block through a fixed block in threaded connection with the screw rod, the circuit board is loosened through the clamping mechanism, and after the circuit board falls to the movable frame, the movable frame continues to move forwards to the position below a spot welding gun to complete automatic feeding of the circuit board; after the spot welding of the circuit board is completed, the motor rotates again to drive the movable frame to move forwards continuously, the movable frame can only penetrate through the accommodating groove of the guide plate, the circuit board is extruded out of the top of the movable frame, and finally the circuit board is guided to the conveying belt through the inclined bottom end of the guide plate to be automatically discharged, so that the working efficiency of the spot welding device is improved conveniently.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a view showing the internal structure of the chuck block of the present invention;

FIG. 3 is a schematic view of the structure of the movable frame of the present invention;

fig. 4 is a top view of the machine tool of the present invention;

fig. 5 is a side view of the machine tool of the present invention.

Wherein: 1. a base station; 2. a support; 3. a spot welding gun; 4. a conveyor belt; 5. a lifting cylinder; 6. installing a clamping block; 7. a drive box; 8. a movable frame; 9. a limiting rod; 10. a slider; 11. a clamping block; 12. a rotary cylinder; 13. a connecting arm; 14. rotating the rod; 15. a suction cup; 16. an air pump; 17. a motor; 18. a screw rod; 19. a fixed block; 20. a chute; 21. a material guide plate; 22. accommodating a tank; 23. and a baffle plate.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.

According to shown in fig. 1, 2, 3, 4, 5, this embodiment has proposed a spot welding device that circuit board reflow soldering used, including the support 2 at

base station

1, 1 top of base station and the spot welding rifle 3 on support 2 right side, the inside of base station 1 is equipped with conveyer belt 4, the left side of base station 1 is equipped with fixture, fixture includes clamping block 6, gag lever post 9, slider 10, clamping block 11, revolving cylinder 12, linking arm 13 and dwang 14, the left side of support 2 is equipped with clamping block 6, the left side of base station 1 is equipped with lift cylinder 5, the output of lift cylinder 5 is connected with the top of clamping block 6, the left side of driving box 7 is equipped with baffle 23, baffle 23 is located the input of conveyer belt 4, the left side of baffle 23 is parallel from top to bottom with the right side of clamping block 6, places the circuit board on conveyer belt 4, and conveyer belt 4 drives the circuit board and moves forward, and when passing through baffle 23, baffle 23 stops the circuit board, and lift cylinder 5 drives clamping block 6 and moves down, makes clamping block 11 below clamping block 6 surround the circuit board clamping.

The inside symmetry of clamping piece 6 is equipped with gag lever post 9, symmetrical slidable mounting has slider 10 on the gag lever post 9, the bottom of slider 10 is equipped with clamp splice 11, the internally mounted of clamping piece 6 has revolving cylinder 12, revolving cylinder 12's output is connected with linking arm 13, the both ends centrosymmetry of linking arm 13 articulates there is dwang 14, dwang 14's one end is articulated with slider 10's bottom, and revolving cylinder 12 drives linking arm 13 anticlockwise rotation for linking arm 13 drives slider 10 through dwang 14 and contracts to middle department, makes clamp splice 11 press from both sides the circuit board tightly, and later lift cylinder 5 drives clamping piece 6 and rises and make it reset, the shape of clamp splice 11 is the rectangle piece, the structure of rectangle piece is established to trapezoidal form, is convenient for the outward flange of better centre gripping circuit board, the silica gel cover has been cup jointed in the outside of clamp splice 11, and silica gel cover itself has better elasticity, and cooperation clamp splice 11 presss from both sides the circuit board tightly, avoids clamp splice 11 to lead to its damage to the circuit board hard excessively.

The back of support 2 is equipped with drive box 7, install the adjustable shelf 8 on drive box 7, the inside of drive box 7 is equipped with the actuating mechanism who matches with adjustable shelf 8, actuating mechanism includes motor 17, lead screw 18 and fixed block 19, the left side of drive box 7 is equipped with motor 17, the inside at drive box 7 is installed in the rotation of lead screw 18, lead screw 18 is connected with motor 17's output, the outside threaded connection of lead screw 18 has fixed block 19, fixed block 19's front is connected with adjustable shelf 8, the front of drive box 7 is equipped with spout 20, the outside of fixed block 19 runs through out the inside of spout 20 and rather than sliding connection, the inside of fixed block 19 is equipped with the internal thread that matches with fixed block 19, and motor 17 drives lead screw 18 and rotates, and lead screw 18 drives adjustable shelf 8 through fixed block 19 and removes the below of clamping block 6, and revolving cylinder 12 drives linking arm 13 clockwise rotation, and dwang 13 drives slider 10 through 14 and outwards removes, makes clamp splice 11 relax the circuit board, and fall to the adjustable shelf 8 under the circuit board.

The inside of adjustable shelf 8 is equipped with air pump 16, the top of adjustable shelf 8 is equipped with sucking disc 15, the output of air pump 16 and the inside intercommunication of sucking disc 15, the circuit board drops on behind the sucking disc 15 at adjustable shelf 8 top, and air pump 16 starts to fix the circuit board at the top of adjustable shelf 8 through cooperating with sucking disc 15, and motor 17 rotates the below that 8 removal spot welding guns 3 of drive adjustable shelf after that and carries out spot welding, accomplishes the automatic feeding of circuit board.

The right side of base station 1 is equipped with stock guide 21, be equipped with the holding tank 22 that matches with adjustable shelf 8 on the stock guide 21, the bottom of holding tank 22 and the top laminating of sucking disc 15, the bottom of stock guide 21 is to the left bank, and after the spot welding of circuit board was accomplished, motor 17 rotated drive adjustable shelf 8 and continued to move forward, made adjustable shelf 8 pass the holding tank 22 of stock guide 21, and the distance between sucking disc 15 at adjustable shelf 8 top and the holding tank 22 is less, made the circuit board can not pass through in the holding tank 22, and automatic discharging is guided to conveyer belt 4 by the bottom of stock guide 21 slope again to the circuit board at last, is convenient for increase the work efficiency of spot welding device.

The spot welding device for manufacturing the circuit board is characterized in that a clamping mechanism is arranged on the left side of a base station 1, a clamping block 6, a limiting rod 9, a sliding block 10, a clamping block 11, a rotary cylinder 12, a connecting arm 13 and a rotating rod 14 are matched in the clamping mechanism, so that the rotary cylinder 12 drives the sliding block 10 to contract towards the middle through the connecting arm 13 and the rotating rod 14, the circuit board is clamped by the clamping block 11, the circuit board is driven to ascend through a lifting cylinder 5, a motor 17 in a driving mechanism drives a lead screw 18 to rotate, the lead screw 18 drives a movable frame 8 to move to the position below the clamping block 6 through a fixed block 19, the circuit board is loosened by the clamping mechanism, and after the circuit board falls to the movable frame 8, the movable frame 8 continues to move forwards to the position below a spot welding gun 3 to complete automatic feeding of the circuit board; after the spot welding of the circuit board is completed, the motor 17 rotates to drive the movable frame 8 to move forward continuously, only the movable frame 8 can penetrate through the accommodating groove 22 of the material guide plate 21, the circuit board is extruded out of the top of the movable frame 8, and finally the circuit board is guided to the conveying belt 4 through the inclined bottom end of the material guide plate 21 to be automatically discharged, so that the work efficiency of the spot welding device is improved conveniently.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a spot welding device that circuit board reflow soldering used, includes support (2) and spot welding rifle (3) on support (2) right side at base station (1), base station (1) top, its characterized in that: a conveyor belt (4) is arranged inside the base platform (1), a clamping mechanism is arranged on the left side of the base platform (1), a driving box (7) is arranged on the back of the support (2), a movable frame (8) is mounted on the driving box (7), and a driving mechanism matched with the movable frame (8) is arranged inside the driving box (7);

fixture includes clamping piece (6), gag lever post (9), slider (10), clamp splice (11), revolving cylinder (12), linking arm (13) and dwang (14), the left side of support (2) is equipped with clamping piece (6), the inside symmetry of clamping piece (6) is equipped with gag lever post (9), symmetrical slidable mounting has slider (10) on gag lever post (9), the bottom of slider (10) is equipped with clamp splice (11), the internally mounted of clamping piece (6) has revolving cylinder (12), the output of revolving cylinder (12) is connected with linking arm (13), the both ends central symmetry of linking arm (13) articulates there is dwang (14), the one end of dwang (14) is articulated with the bottom of slider (10).

2. A spot welding apparatus for reflow soldering of circuit boards according to claim 1, wherein: actuating mechanism includes motor (17), lead screw (18) and fixed block (19), the left side of drive case (7) is equipped with motor (17), the inside at drive case (7) is installed in the rotation of lead screw (18), lead screw (18) are connected with the output of motor (17), the outside threaded connection of lead screw (18) has fixed block (19), the front and the adjustable shelf (8) of fixed block (19) are connected.

3. A spot welding device for reflow soldering of a circuit board according to claim 2, wherein: the front of drive case (7) is equipped with spout (20), the outside of fixed block (19) passes through the inside of spout (20) and rather than sliding connection, the inside of fixed block (19) is equipped with the internal thread that matches with fixed block (19).

4. A spot welding apparatus for reflow soldering of circuit boards according to claim 1, wherein: the left side of base station (1) is equipped with lift cylinder (5), the output of lift cylinder (5) is connected with the top of clamping piece (6), the left side of drive case (7) is equipped with baffle (23), baffle (23) are located the input of conveyer belt (4), the left side of baffle (23) is parallel from top to bottom with the right side of clamping piece (6).

5. A spot welding apparatus for reflow soldering of circuit boards according to claim 1, wherein: the inside of adjustable shelf (8) is equipped with air pump (16), the top of adjustable shelf (8) is equipped with sucking disc (15), the output of air pump (16) and the inside intercommunication of sucking disc (15).

6. A spot welding apparatus for reflow soldering of circuit boards according to claim 1, wherein: the right side of base station (1) is equipped with stock guide (21), be equipped with holding tank (22) that match with adjustable shelf (8) on stock guide (21), the bottom of holding tank (22) and the top laminating of sucking disc (15), the bottom leanin to the left of stock guide (21).

7. A spot welding apparatus for reflow soldering of circuit boards according to claim 1, wherein: the shape of clamp splice (11) is the rectangle piece, the structure of rectangle piece is established to trapezoidal form, the outside of clamp splice (11) has cup jointed the silica gel cover.