CN220995791U

CN220995791U - Automatic tin-coating printer for DBC (direct bonded copper) plate

Info

Publication number: CN220995791U
Application number: CN202322650838.2U
Authority: CN
Inventors: 张冬; 郭韶龙; 田圆圆
Original assignee: Henan Lijing Mei Energy Electronic Technology Co ltd
Current assignee: Henan Lijing Mei Energy Electronic Technology Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-05-24
Anticipated expiration: 2033-09-27

Abstract

The utility model discloses an automatic tin-coating printing machine for a DBC plate, which relates to the technical field of DBC plates and comprises a machine body and a switch, wherein a first push rod is arranged in the machine body, the front of the first push rod is connected with a moving block, a connecting block is arranged below the moving block, the connecting block is connected with a steel mesh through a clamping connection structure, a second push rod is arranged in the connecting block, the second push rod is connected with a brush, a signal receiver is arranged below the connecting block, the device is provided with an automatic tin-coating structure, the DBC plate is driven to move through a conveying belt, the conveying belt is stopped after the signal structure on the connecting block receives a signal, the first push rod is started to press down the moving block, so that a cavity on a steel mesh below the moving block is aligned to a place above the DBC plate to be sprayed, a motor electric clamping block is started to rotate when the moving block below the conveying belt, and the DBC plate is moved to the upper side to carry out tin coating on the back surface of the DBC plate.

Description

Automatic tin-coating printer for DBC (direct bonded copper) plate

Technical Field

The utility model relates to the technical field of DBC plates, in particular to an automatic tin-coating printer for a DBC plate.

Background

DBC plate: the copper-clad ceramic substrate is called ceramic copper-clad plate for short, and the ceramic copper-clad plate has the characteristics of high heat conduction, high electrical insulation, high mechanical strength, low expansion and the like of ceramic, has high conductivity and excellent welding performance of oxygen-free copper, can etch various patterns like a PCB circuit board, and has some defects, such as;

When the technology is used, the DBC plate conveying line of the external unit passes through between two steel nets, the tinning unit is communicated with tin liquor of the external unit, when the DBC plate is conveyed between the two steel nets by the conveying line of the external unit, the vertical moving unit in the tinning mechanism is started to drive the horizontal moving unit to move, the tinning unit connected with the connecting unit is driven to move to a position attached to the steel nets by the movement of the horizontal moving unit, at the moment, the horizontal moving unit is started to drive the connecting unit to move, and the connecting unit is driven to move, so that tin liquor is printed on the plate by the steel nets;

The device has some defects that when the device is used, tin coating can be carried out on one DBC plate at a time, the device is inconvenient to use and has low efficiency, and in the use process, the DBC plate is not clamped stably enough, so that the tin coating effect is poor due to shaking of the DBC plate.

We have therefore proposed an automated tinning printer for DBC boards in order to solve the problems set out above.

Disclosure of utility model

The utility model aims to provide an automatic tin-coating printing machine for a DBC plate, which aims to solve the problems that the DBC plate is unstable in clamping and poor in spraying effect of the DBC plate tin-coating printing machine in the current market, which is proposed by the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic tin printing machine that scribbles of DBC board, includes organism and switch, the inside first push rod that is provided with of organism, and first push rod the place ahead and movable block are connected to the movable block below is provided with the connecting block, the connecting block is connected through block connection structure and steel mesh, and the inside second push rod that is provided with of connecting block to second push rod and brush are connected, the connecting block below is provided with signal receiver, the movable block below is provided with the shower nozzle, and shower nozzle and stock solution chamber are connected to the stock solution chamber passes through water pipe and external connection, be provided with the valve on the water pipe, still be provided with the conveyer belt in the organism, and be provided with on the conveyer belt and place the platform to place the bench and be provided with signal transmitter, place bench and be provided with the second fixed block, and be provided with the third push rod in the second fixed block, and the third push rod is connected with first fixed block, the inside motor that is provided with of first fixed block, and motor and clamping block are connected, and the clamping block is provided with the clamping jaw.

By adopting the technical scheme, the DBC plates can be clamped and tin coating can be carried out on a plurality of DBC plates.

As a preferable technical scheme of the utility model, the clamping connection structure comprises; the steel mesh is internally provided with a groove, a reset spring is arranged in the groove and connected with a stop block, the stop block is clamped with a clamping block, and the clamping block is connected with a connecting block.

By adopting the technical scheme, the steel mesh can be replaced so as to conveniently tin different DBC plates.

As a preferable technical scheme of the utility model, the clamping claws are connected with the clamping blocks through bolts, and the clamping claws are symmetrically arranged relative to the clamping blocks.

By adopting the technical scheme, the DBC plate can be clamped more stably.

As a preferable technical scheme of the utility model, the bottom of the machine body is provided with a plurality of wheels, and the wheels are symmetrically arranged about the center of the bottom of the machine body.

By adopting the technical scheme, the device can be moved more conveniently.

As the preferable technical scheme of the utility model, the spray head is connected with the liquid storage cavity through the water pipe, the water pipe is made of plastic, and the water pipe is of a telescopic type.

By adopting the technical scheme, the liquefied tin can be continuously supplemented to the spray head.

As a preferable technical scheme of the utility model, a plurality of placing tables are arranged on the conveyor belt, the placing tables are uniformly distributed and arranged on the surface of the conveyor belt, and each placing table is provided with a signal emitter.

By adopting the technical scheme, a plurality of DBC boards can be coated with tin at the same time.

Compared with the prior art, the utility model has the beneficial effects that:

1. The device is provided with a clamping structure, when the device is used, the plate is taken out and placed on a placing table above the conveyor belt, the third push rod is started to drive the first fixed block to move, after the clamping block is contacted with the plate, the clamping claw clamps the DBC plate by screwing the bolt, and the device clamps the BDC plate more stably;

2. The device is provided with automatic tin coating structure, drives the DBC board through the conveyer belt and removes, stops the conveyer belt after the signal structure ware on the connecting block received the signal, starts first push rod and pushes down the movable block for after the hole on the steel mesh of below aimed at the place that needs the spraying of DBC board top, start the shower nozzle and scribble tin to the DBC board, start motor electronic grip block and rotate when removing the conveyer belt below, make the DBC board rotate the back, remove the DBC board to the top again and scribble tin to its reverse side.

Drawings

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

FIG. 2 is a schematic diagram of a conveyor belt structure according to the present utility model;

FIG. 3 is a schematic diagram of a moving block according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

Fig. 5 is an enlarged schematic view of the structure of fig. 1B according to the present utility model.

In the figure: 1. a body; 2. a water pipe; 3. a valve; 4. a switch; 5. a moving block; 6. a liquid storage cavity; 7. a first push rod; 8. a spray head; 9. a connecting block; 10. a steel mesh; 11. a second push rod; 12. a brush; 13. a return spring; 14. a stop block; 15. a clamping block; 16. a signal receiver; 17. a conveyor belt; 18. a placement table; 19. a signal transmitter; 20. a third push rod; 21. a first fixed block; 22. a motor; 23. a clamping block; 24. clamping claws; 25. a bolt; 26. a second fixed block; 27. and (3) wheels.

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.

Referring to fig. 1-5, the present utility model provides a technical solution: the automatic tinning printer for the DBC plate comprises a machine body 1 and a switch 4, wherein wheels 27 are arranged at the bottom of the machine body 1, a plurality of wheels 27 are arranged, the wheels 27 are symmetrically arranged about the center of the bottom of the machine body 1, and the machine body 1 is moved to a set position through the wheels 27;

The machine body 1 is internally provided with a first push rod 7, the front of the first push rod 7 is connected with the moving block 5, a connecting block 9 is arranged below the moving block 5, the connecting block 9 is connected with a steel mesh 10 through a clamping connection structure, and the clamping connection structure comprises; the steel mesh 10 is internally provided with a groove, a return spring 13 is arranged in the groove, the return spring 13 is connected with a stop block 14, the stop block 14 is clamped with a clamping block 15, the clamping block 15 is connected with a connecting block 9, a second push rod 11 is arranged in the connecting block 9, the second push rod 11 is connected with a brush 12, a signal receiver 16 is arranged below the connecting block 9, the second push rod 11 is started to drive the brush 12 to clean the steel mesh 10, so that residual liquefied tin on the steel mesh 10 can be cleaned, when different DBC plates are required to be sprayed, only the steel mesh 10 is required to be held by a hand to be pulled downwards slightly with force to enable the clamping block 15 and the clamping block 14 to be separated from the clamping block to be detached for replacement, and when the DBC plates are installed, the clamping block 15 is aligned with the clamping block 15 below the connecting block 9 with a clamping groove slightly with force to be pressed down, so that the clamping block 15 and the inner part connected through the return spring 13 are clamped and then the steel mesh is installed;

A spray head 8 is arranged below the movable block 5, the spray head 8 is connected with the liquid storage cavity 6, the liquid storage cavity 6 is connected with the outside through a water pipe 2, a valve 3 is arranged on the water pipe 2, the spray head 8 is connected with the liquid storage cavity 6 through the water pipe 2, the water pipe 2 is made of plastic, the water pipe 2 is of a telescopic type, the water pipe 2 is connected with external liquefied tin, and the surface valve 3 is opened to fill the liquid storage cavity 6 in the movable block 5 of the machine body 1 with the liquefied tin;

The machine body 1 is also internally provided with a conveyor belt 17, a plurality of placing tables 18 are arranged on the conveyor belt 17, the placing tables 18 are uniformly distributed and arranged on the surface of the conveyor belt 17, each placing table 18 is provided with a signal emitter 19, the conveyor belt 17 is provided with the placing table 18, the placing table 18 is provided with the signal emitter 19, the placing table 18 is provided with a second fixing block 26, a third push rod 20 is arranged in the second fixing block 26, the third push rod 20 is connected with the first fixing block 21, a motor 22 is arranged in the first fixing block 21, the motor 22 is connected with a clamping block 23, the clamping block 23 is provided with a clamping claw 24, the clamping claw 24 is connected with the clamping block 23 through a bolt 25, the clamping claw 24 is symmetrically arranged on the clamping block 23, the DBC plate is taken out at the moment to be placed on the placing table 18 above the conveyor belt 17, after the third push rod 20 is started to drive the first fixed block 21 to move, the clamping claw 24 clamps the DBC plate by screwing the bolt 25 after the clamping block is contacted with the DBC plate, at the moment, the switch 4 starts the conveyor belt 17 and simultaneously opens the signal emitter 19 above, the conveyor belt 17 drives the DBC plate to move, after the signal structure on the connecting block 9 receives a signal, the conveyor belt 17 is stopped, the first push rod 7 is started to press down the moving block 5, after the holes on the steel mesh 10 below are aligned to the place where the DBC plate needs to be sprayed, the spray head 8 is started to coat tin on the DBC plate, after tin coating is finished, the conveyor belt 17 continues to drive the DBC plate to move, when the DBC plate moves to the lower side of the conveyor belt 17, the motor 22 is started to rotate the electric clamping block 23, after the DBC plate rotates, the DBC plate is moved to the upper side again to coat tin on the reverse side of the DBC plate, the device controls the spray head 8 through the signal receiver 16 and the signal emitter 19 to effectively prevent liquefied tin from being sprayed to other places, and a plurality of DBC plates can be sprayed simultaneously due to the arrangement of the plurality of placing tables 18 on the conveyor belt 17, when the spraying is finished

Working principle: when the automatic tin-plating printer with the DBC plate is used, firstly, after the machine body 1 is moved to a set position through the wheels 27, the water pipe 2 is connected with external liquefied tin, the surface valve 3 is opened to fill the liquid storage cavity 6 in the moving block 5 of the machine body 1 with liquefied tin, at the moment, the DBC plate is taken out and put on the placing table 18 above the conveying belt 17, the third push rod 20 is started to drive the first fixed block 21 to move, after the clamping block is contacted with the DBC plate, the clamping claw 24 is driven to clamp the DBC plate through screwing the bolt 25, at the moment, the conveying belt 17 is started through the switch 4, the upper signal emitter 19 is simultaneously opened, the DBC plate is driven to move through the conveying belt 17, after the signal structure on the connecting block 9 receives a signal, the conveying belt 17 is stopped, the first push rod 7 is started to press down the moving block 5, so that the cavity on the steel mesh 10 below is aligned with a place required to be sprayed above the DBC plate, starting the spray head 8 to coat tin on the DBC plate, after the tin coating is finished, the conveyor belt 17 continuously drives the DBC plate to move, when the DBC plate is moved to the lower part of the conveyor belt 17, the motor 22 is started to rotate the clamping block 23, so that the DBC plate is moved to the upper part to coat tin on the back surface of the DBC plate again after the DBC plate is rotated, the device can effectively prevent liquefied tin from being sprayed to other places by controlling the spray head 8 through the signal receiver 16 and the signal transmitter 19, as a plurality of placing tables 18 are arranged on the conveyor belt 17, a plurality of DBC plates can be sprayed at the same time, after the spraying is finished, the second push rod 11 is started to drive the brush 12 to clean the steel mesh 10, so that residual liquefied tin on the steel mesh 10 can be cleaned, when different types of DBC plates are required to be sprayed, only the steel mesh 10 is required to be held to be slightly pulled downwards with force, so that the clamping block 15 and the block 14 are separated from the clamping block 14, and the replacement can be completed in a detachable manner, when the steel mesh 10 is held by hand during installation, the clamping groove below is aligned with the clamping block 15 below the connecting block 9, and the clamping block 15 is slightly pressed down with force, so that the clamping block 15 is clamped with the stop block 14 connected with the inside through the reset spring 13, and then the installation is completed.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An automatic tin-coating printer for DBC plates comprises a machine body (1) and a switch (4);

The method is characterized in that:

The novel multifunctional electric motor is characterized in that a first push rod (7) is arranged inside the machine body (1), the front of the first push rod (7) is connected with a moving block (5), a connecting block (9) is arranged below the moving block (5), the connecting block (9) is connected with a steel mesh (10) through a clamping connection structure, a second push rod (11) is arranged inside the connecting block (9), the second push rod (11) is connected with a brush (12), and a signal receiver (16) is arranged below the connecting block (9);

a spray head (8) is arranged below the moving block (5), the spray head (8) is connected with the liquid storage cavity (6), the liquid storage cavity (6) is connected with the outside through a water pipe (2), and a valve (3) is arranged on the water pipe (2);

Still be provided with conveyer belt (17) in organism (1), and be provided with on conveyer belt (17) and place platform (18) to be provided with signal transmitter (19) on placing platform (18), be provided with second fixed block (26) on placing platform (18), and be provided with third push rod (20) in second fixed block (26), and third push rod (20) are connected with first fixed block (21), first fixed block (21) inside is provided with motor (22), and motor (22) are connected with grip block (23), and grip block (23) are provided with gripper jaw (24).

2. The DBC board automated tin printing machine according to claim 1, wherein the snap connection structure comprises; the steel mesh (10) is internally provided with a groove, a return spring (13) is arranged in the groove, the return spring (13) is connected with a stop block (14), the stop block (14) is clamped with a clamping block (15), and the clamping block (15) is connected with a connecting block (9).

3. The DBC board automated tin printing machine according to claim 1, wherein the clamping jaw (24) is connected to the clamping block (23) by means of a bolt (25), and the clamping jaw (24) is symmetrically arranged with respect to the clamping block (23).

4. The DBC board automated tin printing machine according to claim 1, wherein the machine body (1) is provided with wheels (27) at the bottom, and the wheels (27) are provided in plurality, and the wheels (27) are symmetrically arranged with respect to the center of the bottom of the machine body (1).

5. The automatic tin printing machine for DBC plates according to claim 1, wherein the spray head (8) is connected with the liquid storage cavity (6) through a water pipe (2), the water pipe (2) is made of plastic, and the water pipe (2) is of a telescopic type.

6. The DBC board automated tin printing machine according to claim 1, wherein a plurality of placement tables (18) are provided on the conveyor belt (17), and the placement tables (18) are evenly distributed with respect to the surface of the conveyor belt (17), and a signal emitter (19) is provided on each placement table (18).