CN114905840A

CN114905840A - Integrated solder paste printing equipment with self-cleaning self-adaptive scraper pressure adjustment function

Info

Publication number: CN114905840A
Application number: CN202210461516.0A
Authority: CN
Inventors: 张纯志; 徐宁
Original assignee: Shenzhen Huaxun Industrial Co ltd
Current assignee: Shenzhen Huaxun Industrial Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-08-16

Abstract

The invention provides integrated solder paste printing equipment with self-adaptive regulation and self-cleaning of a scraper pressure, which relates to the technical field of circuit printing equipment and comprises an installation platform and a steel mesh main body, wherein steel mesh clamping grooves are formed in the periphery outside the steel mesh main body, a steel mesh control device is arranged in the center of the top surface of the installation platform, a cleaning device is arranged on one side of the top surface of the installation platform, a conveying device is arranged on one side of the cleaning device, clamping devices are arranged on the front surface and the back surface of the steel mesh control device, a scraper device is arranged on the top of the steel mesh control device, the scraper control device is connected to the top of the scraper device, the steel mesh main body after cleaning is synchronously replaced by the clamping device on the other side when the clamping device on one side clamps the dirty steel mesh main body, the replacement and cleaning of the steel mesh main body can be completed without stopping the machine, the replacement time of the steel mesh main body is shortened, and a plurality of scraper main bodies can be combined, integrally printed and separately printed, the adaptability of circuit board printing is increased, the automation degree is high, and the printing efficiency is effectively improved.

Description

Integrated type tin paste printing equipment with self-cleaning self-adaptive scraper pressure adjustment function

Technical Field

The invention relates to the technical field of circuit printing equipment, in particular to integrated solder paste printing equipment with self-adaptive regulation and self-cleaning scraper pressure.

Background

According to a solder paste printing device disclosed in chinese patent No. CN213861254U, the solder paste printing device includes a frame, a conveying device, and a paste brushing assembly: the frame is provided with a printing station; the conveying device is arranged on the frame and used for conveying the printing plate to be printed to a printing station; the paste brushing assembly is arranged on the rack and is positioned above the conveying device, corresponds to the printing station and is used for printing the printing plate; wherein, the printing station is provided with a bearing part for bearing the printing plate to be printed, and at least one of the paste brushing component and the bearing part is arranged to be movable along the up-and-down direction. The utility model aims at providing a solder paste lithography apparatus aims at solving the manual solder paste of brushing and leads to the unstable problem of product quality.

According to the Chinese patent No. CN107825827A, the multi-cleaning full-automatic solder paste printing machine comprises a shell, a clamping and lifting system, a platform correction system, a guide rail transportation system, a steel mesh frame clamping system, a scraper printing system and a subsequent cleaning system, wherein the machine carries out cleaning operation on a circuit board which is about to enter a processing program so as to improve the yield of the circuit board during and after printing, the early-cleaning system comprises a clamping plate rail for clamping and moving the circuit board, a first water outlet for spraying water to the circuit board, a water collecting bottom groove for collecting the water flowing through the circuit board, a drying part for drying the circuit board, and a water recovery device, the water recovery device comprises a water suction pump connected with the water collecting bottom groove and a water guide pipeline for guiding the water from the water suction pump to the upper part of the circuit board, a flushing port is arranged at the outlet of the water guide pipeline, the flushing openings are long-strip rectangular openings which are arranged at intervals in the vertical direction and extend in the horizontal direction.

Above-mentioned patent document printing is single, and the suitability is not high, need clear up alone when wasing the steel mesh main part, problem one, adopts whole equipment to shut down when the steel mesh washs and carries out the change washing of steel mesh, makes to shut down and washs and make whole printing time extension, and efficiency reduces.

The second problem is that the scrapers and the steel mesh are mostly carried out in a one-to-one mode, one scraper is arranged on the surface of one steel mesh, one steel mesh is used for printing only one type of circuit board, the adaptability is low, and the large-area non-mold opening position on the surface of the steel mesh causes the accumulation of solder paste through repeated printing.

Disclosure of Invention

Solves the technical problem

Aiming at the defects of the prior art, the invention provides integrated solder paste printing equipment with self-adaptive regulation and self-cleaning of scraper pressure, which solves the problems that:

1. the whole equipment completes the replacement and cleaning of the steel mesh main body under the condition of no shutdown, reduces the replacement time of the steel mesh main body, has high automation degree and effectively improves the printing efficiency.

2. The scraper main part sets up a plurality ofly not only can make up whole printing, can carry out the separation of scraper main part moreover, realizes printing when in different regions to realize that steel mesh main part surface prints multiple type circuit board simultaneously, increase the space utilization of steel mesh main part top surface and the suitability of printing to the circuit board.

Technical scheme

In order to realize the purpose, the invention is realized by the following technical scheme: the integrated solder paste printing equipment with the self-adaptive regulation and self-cleaning functions of the scraper pressure comprises an installation platform and a steel mesh main body, wherein steel mesh clamping grooves are formed in the periphery of the outer portion of the steel mesh main body, a steel mesh control device is arranged in the center of the top surface of the installation platform, a cleaning device is arranged on one side of the top surface of the installation platform, a conveying device is arranged on one side of the cleaning device, clamping devices are arranged on the front surface and the back surface of the steel mesh control device, a scraper device is arranged at the top of the steel mesh control device, the scraper control device is connected to the top of the scraper device and comprises a scraper main body and a scraper connecting seat, an electric control auxiliary shaft is fixedly arranged at the top end of the scraper main body in a penetrating manner, two ends of the electric control auxiliary shaft are embedded into two sides of the scraper connecting seat, guide inclined arms are connected to two ends of the scraper connecting seat in a clamping manner, and an electric control main shaft is arranged between every two adjacent guide inclined arms, the end part of the electric control main shaft is fixedly provided with a scraper cylinder, the movable end of the scraper cylinder is connected with the end part of the guide inclined arm, the surfaces of the two ends of the electric control main shaft are sleeved with a connecting shaft seat, the top surface of the connecting shaft seat is fixedly provided with a scraper hydraulic cylinder, the top end of the scraper hydraulic cylinder is connected with a rotary support arm through a bolt, the end part of the rotary support arm penetrates through the electric control shaft seat, and the electric control shaft seat is connected with a scraper control device through a bolt.

Preferably, press from both sides and get the device and press from both sides the bearing piece and press from both sides and get the electric pole including pressing from both sides, press from both sides and get the embedding clamp at electric pole both ends and get the bearing piece top, it is equipped with spacing support arm to press from both sides the electric pole fixed surface connection of getting, spacing support arm tip coupling is equipped with the connection support arm, connect the coupling between the support arm and be equipped with the sliding seat, the inside both sides of sliding seat are fixed to be equipped with to press from both sides and get the pneumatic cylinder, press from both sides and get the hydraulic cylinder bottom and all connect and be equipped with to press from both sides and get the biax cylinder, the steel mesh clamp is got the inboard wall and is pressed from both sides the fixed bottom surface department vertical fixation and is equipped with the steel mesh clamp and gets the piece, the steel mesh clamp is got the piece and is got the steel mesh clamp and is got groove clearance fit.

Preferably, scraper controlling means includes door type direction slide rail and master control guide rail, door type direction slide rail symmetric distribution is in the steel mesh main part openly and back both sides, it is equipped with the master control guide rail to connect between the door type direction slide rail, automatically controlled axle bed and master control guide rail side bolted connection, master control guide rail bottom surface activity embedding is equipped with vice accuse guide rail, and the slip direction of vice accuse guide rail is perpendicular with master control guide rail slip direction, the inside activity embedding of vice accuse guide rail is equipped with the scraper and connects the guide rail, the scraper is connected the inside scraper double-shaft cylinder that is equipped with of guide rail, the expansion end of scraper double-shaft cylinder all is connected and is equipped with electric telescopic column, the piece is got to the fixed scraper clamp that is equipped with of electric telescopic column bottom end symmetry, scraper connecting seat surface both sides have been seted up the scraper clamp and have been got the groove, the scraper clamp gets a clearance fit with the scraper clamp.

Preferably, the steel mesh main part bottom is equipped with the pay-off track, the equal bolted connection in pay-off track bottom surface is equipped with the pay-off support frame, pay-off support frame bottom and installation ground mesa top surface bolted connection, the pay-off track is equipped with two at least, and pay-off track quantity is the same with scraper main part quantity.

Preferably, the scraper main bodies are at least two, the scraper main bodies correspond to the scraper connecting seats one to one, the adjacent scraper connecting seats are clamped by spring pins, and the adjacent scraper main bodies are clamped by spring pins.

Preferably, steel mesh controlling means includes the automatically controlled guide rail of one-level and the automatically controlled guide rail of second grade, the automatically controlled guide rail of one-level and the automatically controlled guide rail of second grade all are equipped with two, and the automatically controlled guide rail of one-level and the automatically controlled guide rail of second grade all with installation platform top surface bolted connection, inside the automatically controlled guide rail of second grade bottom surface activity embedding one-level is equipped with the steel mesh and connects the guide rail, the inside bolted connection of steel mesh connection guide rail is equipped with steel mesh biax cylinder, steel mesh biax cylinder both sides expansion end is connected and is equipped with flexible guide pillar, flexible guide pillar tip bolted connection is equipped with the steel mesh holder, steel mesh holder inner wall central point puts the fixed steel mesh grip block that is equipped with, the steel mesh grip block gets groove clearance fit with the steel mesh clamp.

Preferably, the cleaning device comprises a cleaning box and a cleaning door, a cleaning groove and a waste bin are respectively arranged on the top surface and inside the cleaning box, a guide groove is arranged on the inner wall surface of the cleaning groove, the guide groove is penetrated through the waste bin, the electric heating pipe is arranged on the bottom surface of the cleaning groove, the cleaning cylinders are fixedly arranged at four corners of the bottom surface of the cleaning groove, a conveying cleaning platform is arranged in the cleaning tank, the movable end of the cleaning cylinder is connected with the side surfaces of two ends of the conveying cleaning platform, the top surface of the conveying and cleaning table is provided with a cleaning scraper, the top surface of one side of the cleaning box far away from the conveying device is provided with an XY-axis guide platform, the movable end of the XY-axis guide platform is connected with the side surface of the cleaning scraper close to the top surface, the back surface of the cleaning box close to the bottom surface is hinged with a cleaning door, the cleaning box is characterized in that a cleaning electric seat is arranged on the edge of the top surface of the cleaning box in a bolted connection mode, and a limiting arc seat is arranged on the surface of the cleaning electric seat in a connected mode.

Preferably, conveyer includes conveying main part and conveying supporting seat, the inside transmission control pole that runs through of conveying main part, the connection of conveying control pole both ends is equipped with the conveying supporting seat, conveying supporting seat bottom surface and installation platform top surface bolted connection, conveying main part one end offsets with belt cleaning device top surface one side, the conveying main part other end is located steel mesh controlling means openly, and conveying main part top surface cross-section is the U type.

Preferably, the two clamping bearing parts are arranged, the two sides of the inner wall of the top end of the limiting support arm are fixedly provided with limiting baffle plates, the limiting baffle plates are perpendicular to the side face of the limiting support arm, the maximum rotation angle of the end part of the connecting support arm and the end part of the limiting support arm is 180 degrees, and the clamping devices on the front side and the back side of the steel mesh main body are controlled independently.

Advantageous effects

The invention provides integrated solder paste printing equipment with self-adaptive regulation and self-cleaning of scraper pressure. The method has the following beneficial effects:

1. the invention changes the traditional scraper printing mode, the existing scraper and steel mesh are mostly carried out in a one-to-one mode, one scraper is arranged on the surface of one steel mesh, one steel mesh only prints on one type of circuit board, the adaptability is low, and the large-area non-die-opening position on the surface of the steel mesh causes the accumulation of tin paste through repeated printing.

2. The invention changes the cleaning mode of the existing steel mesh during solder paste printing, the existing steel mesh is cleaned by adopting the overall equipment to stop to replace and clean the steel mesh, the overall printing time is prolonged by stopping cleaning, the efficiency is reduced, the scheme adopts the scheme that the clamping devices are arranged on two sides of the steel mesh main body, the dirty steel mesh main body is clamped to the cleaning device by the clamping device on one side to be automatically cleaned, the cleaned steel mesh main body is conveyed to the other side by the conveying device, the steel mesh control device is clamped to be replaced by the clamping device on the other side, the steel mesh main body is synchronously replaced by the clamping device on the other side when the dirty steel mesh main body is clamped by the clamping device on one side, the replacement and cleaning of the steel mesh main body are completed under the condition of no shutdown of the whole equipment, the replacement time of the steel mesh main body is shortened, the automation degree is high, and the printing efficiency is effectively improved.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional coordinate structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is a rear view of the present invention;

FIG. 5 is a side view of the present invention;

FIG. 6 is a view illustrating a structure of the steel net control device according to the present invention;

FIG. 7 is a block diagram of a doctor control apparatus of the invention;

FIG. 8 is a disassembled structural view of the doctor blade assembly of the present invention;

FIG. 9 is a view showing the construction of the grasping apparatus of the present invention;

FIG. 10 is an enlarged view of the invention at B of FIG. 9;

FIG. 11 is a view showing the construction of a cleaning apparatus of the present invention;

fig. 12 is a front sectional view of the cleaning apparatus of the present invention.

Wherein: 1. mounting a platform; 2. a steel mesh body; 3. a steel mesh clamping groove; 4. a feeding track; 5. a steel mesh control device; 501. a first-stage electric control guide rail; 502. a secondary electric control guide rail; 503. a telescopic guide post; 504. a steel mesh clamping seat; 505. a steel mesh double-shaft cylinder; 506. a steel mesh clamping block; 507. the steel mesh is connected with the guide rail; 6. a scraper control device; 601. a gate-type guide rail; 602. a main control guide rail; 603. a secondary control guide rail; 604. a scraper double-shaft cylinder; 605. an electric telescopic column; 606. a scraper clamping block; 607. the scraper is connected with the guide rail; 7. a scraper device; 701. an electric control shaft seat; 702. rotating the support arm; 703. an electrically controlled spindle; 704. connecting the shaft seat; 705. a scraper hydraulic cylinder; 706. a scraper cylinder; 707. a guide oblique arm; 708. an electrically controlled auxiliary shaft; 709. a scraper body; 710. a scraper connecting seat; 711. the scraper clamps the groove; 8. a gripping device; 801. clamping the bearing part; 802. clamping an electric rod; 803. a limiting support arm; 804. a limit baffle; 805. connecting a support arm; 806. a movable seat; 807. clamping a double-shaft cylinder; 808. clamping a steel mesh plate; 809. a steel mesh clamping block; 810. a clamping hydraulic cylinder; 9. a cleaning device; 901. a cleaning tank; 902. cleaning the door; 903. a waste bin; 904. a cleaning tank; 905. cleaning the air cylinder; 906. a transfer cleaning station; 907. cleaning a scraper plate; 908. a guide groove; 909. an XY axis guide stage; 910. an electric heating tube; 911. cleaning the electric base; 912. a limiting arc seat; 10. a conveying device; 1001. a conveying body; 1002. a transfer lever; 1003. conveying the supporting seat; 11. a feeding support frame.

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.

The first embodiment is as follows:

as shown in fig. 1-12, the integrated solder paste printing apparatus with self-adaptive pressure regulation and self-cleaning function for the scraper comprises an installation platform 1 and a steel mesh main body 2, wherein steel mesh clamping grooves 3 are respectively arranged on the periphery of the outer part of the steel mesh main body 2, a steel mesh control device 5 is arranged at the center of the top surface of the installation platform 1, a cleaning device 9 is arranged on one side of the top surface of the installation platform 1, a conveying device 10 is arranged on one side of the cleaning device 9, clamping devices 8 are respectively arranged on the front surface and the back surface of the steel mesh control device 5, a scraper device 7 is arranged on the top surface of the steel mesh control device 5, the steel mesh control device 5 clamps the steel mesh main body 2 to provide a basis for the movement of the steel mesh main body 2 in the printing process, so as to realize the alignment of the steel mesh main body 2 with the circuit board in the printing process, the whole apparatus sequentially feeds the circuit board to the bottom of the steel mesh main body 2 according to the feeding track 4, the steel mesh main body 2 aligns and offsets with the surface of the circuit board under the adjustment of the steel mesh control device 5, the principle is aimed at to the circuit board on steel mesh main part 2 and pay-off track 4 surface, adopt current printing machine from the industrial camera of taking to fix a position through MARK optical positioning electricity, carry out the solder paste printing work on steel mesh main part 2 surface through scraper device 7, scraper device 7 adjusts the quantity that scraper main part 709 separates and makes up according to the circuit board kind of 2 bottom printings of actual steel mesh main part, carry out the adaptation of scraper main part 709 and circuit board kind, steel mesh main part 2 is after printing repeatedly, whether the degree selection is piled up according to the solder paste on steel mesh main part 2 surface is cleared up, when clearing up to steel mesh main part 2, pay-off track 4 normally transports circuit board to steel mesh main part 2 bottom, steel mesh main part 2 is close to the steel mesh clamp that belt cleaning device 9 one side was got 8 and gets and turn over to cleaning device 9 surface after 3 clamps of steel mesh clamp that groove 3 got and wash, the clamp that the opposite side got device 8 and convey to steel mesh control device through conveyer 10 after cleaning device 9 washs simultaneously The steel mesh main body 2 on the surface of a transmission main body 1001 on the front side of the device 5 is clamped and then overturned to the top surface of a steel mesh control device 5, the cleaned steel mesh main body 2 is synchronously clamped, the whole device at least needs two steel mesh main bodies 2, the steel mesh main body 2 is replaced without stopping the device to perform printing work, clamping devices 8 are arranged on two sides of the steel mesh main body 2, the dirty steel mesh main body 2 is clamped to a cleaning device 9 through the clamping device 8 on one side for automatic cleaning, the cleaned steel mesh main body 2 is transmitted to the other side through the transmission device 10, the steel mesh control device 5 is clamped by the clamping device 8 on the other side for replacement, the clamping device 8 on the other side clamps the dirty steel mesh main body 2, the steel mesh main body 2 after cleaning is synchronously replaced when the clamping device 8 on one side clamps the dirty steel mesh main body 2, and the whole device completes replacement and cleaning of the steel mesh main body 2 without stopping the device, reduce the 2 change times of steel mesh main part, degree of automation is high, effectively improves printing efficiency.

As shown in fig. 1, 6, 9 and 10, the gripping device 8 includes a gripping electric rod 801 and a gripping electric rod 802, two ends of the gripping electric rod 802 are embedded into the top of the gripping electric rod 801, a limit arm 803 is fixedly connected to the surface of the gripping electric rod 802, a connecting arm 805 is pivotally connected to the end of the limit arm 803, two gripping electric rods 801 are provided, two limit baffles 804 are fixedly provided on two sides of the inner wall of the top end of the limit arm 803, the limit baffles 804 are perpendicular to the side surfaces of the limit arm 803, the maximum rotation angle of the end of the connecting arm 805 and the end of the limit arm 803 is 180 degrees, the gripping devices 8 on the front and back of the steel mesh body 2 are independently controlled, the gripping electric rod 801 supports the entire gripping device 8, the top ends of adjacent gripping devices 8 are embedded into the gripping electric rod 802 to maintain the rotation stability of the gripping electric rod 802, in the printing state, the connecting arm 805 and the steel mesh gripping plate 808 are respectively located on two sides of the steel mesh body 2, when the steel mesh main body 2 is clamped, the clamping electric rod 802 is turned 180 degrees, the clamping device 8 close to one side of the cleaning device 9 clamps the dirty steel mesh main body 2, the clamping electric rod 802 is turned 180 degrees to drive the limit support arms 803 to turn synchronously, the limit baffles 804 at the top ends of the limit support arms 803 limit the end parts of the connecting support arms 805, the connecting support arms 805 are synchronously turned over under the limitation of the limit baffles 804 when the limit support arms 803 rotate, the turning angle of the steel mesh clamping plates 808 is convenient to control, movable seats 806 are axially connected between the connecting support arms 805, clamping hydraulic cylinders 810 are fixedly arranged on two sides inside the movable seats 806, clamping double-shaft cylinders 807 are connected to the bottom ends of the clamping hydraulic cylinders 810, steel mesh clamping plates 808 are arranged on two sides of the bottoms of the movable seats 806, the inner walls of the steel mesh clamping plates 808 are connected with the clamping double-shaft cylinders 807, steel mesh clamping blocks 809 are vertically fixed on the inner walls of the steel mesh clamping plates 808 close to the bottom surfaces, the steel mesh clamping block 809 is in clearance fit with the steel mesh clamping groove 3, the movable seat 806 is movably coupled with the connecting support arm 805, so that the movable seat 806 and the steel mesh clamping plate 808 at the bottom of the movable seat are always kept vertically downward under the action of gravity and movable coupling, so as to be convenient for clamping the steel mesh main body 2, the movable end of the clamping hydraulic cylinder 810 inside the movable seat 806 extends to drive the clamping double-shaft cylinder 807 to move down to the position of the steel mesh main body 2, the movable ends at two sides of the clamping double-shaft cylinder 807 extend to drive the steel mesh clamping plate 808 to move towards two sides, after the steel mesh clamping block 809 on the surface of the steel mesh clamping plate 808 moves to the steel mesh clamping groove 3 at the front and back of the steel mesh main body 2, the double-shaft clamping cylinder 807 contracts, so that the steel mesh clamping block 809 is clamped with the steel mesh clamping groove 3 on the surface of the steel mesh main body 2, after clamping, the steel mesh clamping block 504 corresponding to the steel mesh clamping control device 5 at the bottom of the steel mesh main body 2 moves towards two sides, the two sides of the steel mesh main body 2 are not limited any more, the clamping device 8 is enabled to clamp the dirty steel mesh main body 2, the clamping device 8 after clamping clamps the contraction of the hydraulic cylinder 810 and clamps the overturning of the electric rod 802, the dirty steel mesh main body 2 is enabled to move to the surface of the cleaning device 9 for cleaning, meanwhile, when the clamping device 8 close to one side of the cleaning device 9 overturns and clamps the dirty steel mesh main body 2, the clamping device 8 at the other side synchronously clamps the steel mesh main body 2 after the surface of the conveying device 10 is cleaned, when the clamping device 8 clamping the dirty steel mesh main body 2 starts to overturn, the clamping device 8 clamping the cleaned steel mesh main body 2 synchronously overturns, the steel mesh main body 2 after cleaning is replaced by the clamping hydraulic cylinder 810 and the clamping double-shaft cylinder 807, when the steel mesh main body 2 is replaced and clamped for position positioning, the distance between the clamping devices 8 at the two sides of the steel mesh main body 2 is equal to the distance between the steel mesh control device 5, because the position of the clamping device 8 is fixed, when the clamping device is used, the positions of the three directions of the X axis, the Y axis and the Z axis of the steel mesh control device 5 can be set at fixed points, so that when the clamping device 8 is used for clamping, the extension distance of the movable end of the clamping hydraulic cylinder 810 in the vertical direction is a fixed numerical value, and the positioning clamping and the replacement of the steel mesh main body 2 are realized.

As shown in fig. 1, 5, 6, 7 and 8, a scraper control device 6 is connected to the top of the scraper device 7, the scraper control device 6 provides a basis for the position movement of the scraper device 7, the scraper device 7 includes a scraper main body 709 and a scraper connecting seat 710, an electronic control auxiliary shaft 708 is fixedly arranged on the top end of the scraper main body 709 in a penetrating manner, two ends of the electronic control auxiliary shaft 708 are embedded into two sides of the interior of the scraper connecting seat 710, two ends of the scraper connecting seat 710 are provided with guiding inclined arms 707 in a clamping and connecting manner, at least two scraper main bodies 709 are arranged, the scraper main bodies 709 correspond to the scraper connecting seats 710 one to one, adjacent scraper connecting seats 710 are clamped by spring pins, adjacent scraper main bodies 709 are combined by the spring pin clamping and connecting manner, the combined scraper main bodies 709 are integrally controlled by the electronic control main shaft 703 under the connection of the guiding inclined arms 707, the rotation angle of the whole scraper main body 709 is driven by the rotation of the electric control main shaft 703, the inclination angle of the scraper main body 709 and the top surface of the steel mesh main body 2 is controlled, the included angle between the bottom end of the guide inclined arm 707 and the horizontal line is 45 degrees, at the moment, the scraper main body 709 is kept perpendicular to the top surface of the steel mesh main body 2, the inclination angle of the scraper main body 709 corresponding to the rotation angle of the electric control main shaft 703 and the top surface of the steel mesh main body 2 is convenient to calculate, the scraper main body 709 is divided according to the type of the feeding track 4 at the bottom of the steel mesh main body 2, at least two scraper main bodies 709 are provided and can be integrally used, different types of circuit boards can be printed after being divided, the scraper main bodies are combined through spring pins, the surfaces of the spring pins are inclined planes, the adjacent scraper main bodies 709 and the scraper connecting seat 710 can be conveniently clamped, the adjacent scraper main bodies 709 are divided by moving towards two directions, the angle of the divided scraper main bodies 709 is adjusted by the action of the electric control auxiliary shaft 708, the position of the scraper is moved under the clamping action of the scraper control device 6, an electric control main shaft 703 is arranged between adjacent guiding inclined arms 707, a scraper cylinder 706 is fixedly arranged at the end part of the electric control main shaft 703, the movable end of the scraper cylinder 706 is connected with the end part of the guiding inclined arms 707, connecting shaft seats 704 are sleeved on the surfaces of the two ends of the electric control main shaft 703, a scraper hydraulic cylinder 705 is fixedly arranged on the top surface of the connecting shaft seats 704, a rotating support arm 702 is arranged at the top end of the scraper hydraulic cylinder 705 in a bolt connection manner, the electric control shaft seat 701 penetrates through the end part of the rotating support arm 702, the electric control shaft seat 701 is connected with the scraper control device 6 in a bolt connection manner, the scraper hydraulic cylinder 705 provides downward pressure when the scraper main body 709 is integrally combined and used, so that the pressure when the scraper main body 709 is printed on the surface of the steel mesh main body 2 is controlled, the inclination angle of the scraper main body 709 and the steel mesh main body 2 is set between 45 degrees and 60 degrees, and the applied pressure is adjusted according to the actual printing condition, the scraper control device 6 comprises door-shaped guide slide rails 601 and a main control guide rail 602, the door-shaped guide slide rails 601 are symmetrically distributed on both sides of the front surface and the back surface of the steel mesh main body 2, the main control guide rail 602 is connected between the door-shaped guide slide rails 601, an electric control shaft seat 701 is in bolted connection with the side surface of the main control guide rail 602, the scraper control device 6 controls the whole movement and the division movement of the scraper main body 709, the door-shaped guide slide rails 601 drive the main control guide rail 602 to move left and right in the X-axis direction, so that the scraper device 7 connected with the side surface of the main control guide rail 602 can print the surface of the steel mesh main body 2 from one side to the other side conveniently, when the scraper main body 709 is used in a separated mode, the auxiliary control guide rail 603 of the scraper control device 6 moves, the auxiliary control guide rail 603 is movably embedded in the bottom surface of the main control guide rail 602, the sliding direction of the auxiliary control guide rail 603 is perpendicular to the sliding direction of the main control guide rail 602, the scraper connecting guide rail 607 is movably embedded in the auxiliary control rail 603, a scraper double-shaft cylinder 604 is arranged in the scraper connecting guide rail 607, the movable ends of the scraper double-shaft cylinder 604 are connected with an electric telescopic column 605, scraper clamping blocks 606 are symmetrically and fixedly arranged at the bottom end of the electric telescopic column 605, scraper clamping grooves 711 are arranged on two sides of the surface of the scraper connecting seat 710, the scraper clamping grooves 711 and the scraper clamping blocks 606 are in clearance fit, when the scraper main body 709 of the combined whole body is divided, the scraper connecting guide rail 607 is pushed inside the auxiliary control guide rail 603 to move to the position right above the top surface of the scraper main body 709, the movable end of the scraper double-shaft cylinder 604 extends to drive the electric telescopic columns 605 on two sides to move towards two sides, meanwhile, the electric telescopic column 605 extends and moves downwards to enable the scraper clamping blocks 606 to correspond to the scraper clamping grooves 711 on two sides of the scraper connecting seat 710, the scraper double-shaft cylinder 604 contracts to drive the scraper clamping blocks 606 to be clamped with the scraper clamping grooves 711, at the movable ends of the scraper cylinders 706 on two ends of the electric control main shaft 703 extend, the end of a guiding inclined arm 707 which drives a scraper cylinder 706 to be connected is separated from the surface of a scraper connecting seat 710, the guiding inclined arm 707 and the surface of the scraper connecting seat 710 are clamped by a regular polygon, the limiting and the separation of the guiding inclined arm 707 and the scraper connecting seat 710 are realized, an electric control shaft seat 701 rotates, a scraper hydraulic cylinder 705 and an electric control main shaft 703 are driven by a rotary support arm 702 to be turned to a position flush with a main control guide rail 602, the electric control main shaft 703 is prevented from blocking a separated scraper main body 709, a secondary control guide rail 603 moves along a scraper connecting guide rail 607, the pushing time and the pushing direction of adjacent secondary control guide rails 603 are different, so that a connected spring pin is contracted to separate the scraper main bodies 709, the adjacent secondary control guide rails 603 move independently, the separated scraper main bodies 709 realize moving printing under the action of the secondary control guide rails 603, and a pressure sensing patch is adhered to one side surface of the bottom surface of the scraper main body 709, receiver patches in positions corresponding to the pressure sensing patches are arranged on the surface of the scraper hydraulic cylinder 705 and the surface of the electric telescopic column 605, and pressure of the scraper main body 709 in use can be adjusted in a self-use mode conveniently according to pressure data transmitted by the pressure sensing patches.

As shown in fig. 4, 9 and 10, the bottom of the steel mesh body 2 is provided with a feeding rail 4, the bottom surfaces of the feeding rails 4 are all provided with feeding support frames 11 in a bolt connection manner, the bottom ends of the feeding support frames 11 are in bolt connection with the top surface of the installation platform 1, at least two feeding rails 4 are provided, the number of the feeding rails 4 is the same as that of the scraper body 709, the feeding rails 4 transport different types of circuit boards, the same type of circuit boards are transported by adopting the same rail, the type of die sinking for surface printing of the steel mesh body 2 corresponds to the type and position of the circuit boards, so that different types of circuit board printing can be conveniently carried out through the steel mesh body 2, the space utilization rate and the adaptation degree of the top surface of the steel mesh body 2 are increased, the surface of the steel mesh body 2 is subjected to sub-area die sinking, the scraper body 709 is provided with a plurality of dies which can not only carry out combined integral printing, but also can carry out separation of the scraper body 709, and realize simultaneous printing in different areas, thereby realizing that multiple types of circuit boards are printed on the surface of the steel mesh body 2 at the same time, increasing the space utilization rate of the top surface of the steel mesh body 2 and the adaptability of the circuit board printing, the steel mesh control device 5 comprises a first-stage electric control guide rail 501 and a second-stage electric control guide rail 502, two first-stage electric control guide rail 501 and two second-stage electric control guide rail 502 are both arranged, the first-stage electric control guide rail 501 and the second-stage electric control guide rail 502 are both connected with the top surface of the installation platform 1 by bolts, both ends of the bottom surface of the second-stage electric control guide rail 502 are movably embedded into the first-stage electric control guide rail 501, the steel mesh control device 5 clamps the steel mesh body 2 to provide a foundation for the movement positioning of the steel mesh body 2, the first-stage electric control guide rail 501 and the second-stage electric control guide rail 502 respectively control the movement of the steel mesh body 2 in the Y axial direction and the X axial direction, the steel mesh connection guide rail 502 is movably embedded with a steel mesh connection guide rail 507, the steel mesh double-shaft cylinder 505 is arranged in the steel mesh connection guide rail 507 by bolts, the movable end connection in both sides of steel mesh biax cylinder 505 is equipped with flexible guide pillar 503, flexible guide pillar 503 tip bolted connection is equipped with steel mesh holder 504, steel mesh holder 504 inner wall central point puts the fixed steel mesh grip block 506 that is equipped with, steel mesh grip block 506 gets groove 3 clearance fit with the steel mesh clamp, flexible guide pillar 503 controls the reciprocating of the vertical Z axle direction of steel mesh main part 2, steel mesh biax cylinder 505 control flexible guide pillar 503 moves along X axle direction about, the expansion end shrink through steel mesh biax cylinder 505 drives flexible guide pillar 503, thereby make the steel mesh holder 504 that flexible guide pillar 503 top is connected move about, the steel mesh holder 506 of the steel mesh holder 504 inner wall of the steel mesh holder is convenient for carry out the centre gripping to fix to steel mesh main part 2 both sides, steel mesh holder 504 gets groove 3 block through steel mesh holder 506 and the steel mesh clamp 3 block of steel mesh main part 2 both sides, carry out the centre gripping of steel mesh main part 2 and fix, it gets groove 3 block to press from both sides with the clamp with the steel mesh main part 2 front and back when getting device 8 presss from both sides and gets steel mesh main part 2 to press from both sides .

As shown in fig. 1, 11 and 12, the cleaning device 9 includes a cleaning box 901 and a cleaning door 902, a cleaning tank 904 and a waste bin 903 are respectively disposed on the top surface and inside of the cleaning box 901, a guide groove 908 is disposed on the inner wall surface of the cleaning tank 904, the guide groove 908 penetrates through the waste bin 903, a cleaning door 902 is hinged on the back surface of the cleaning box 901 near the bottom surface, the cleaning tank 904 cleans the steel mesh body 2, the cleaned stains enter the waste bin 903 through the guide groove 908 for centralized collection, the cleaning door 902 is opened to clean the materials inside the waste bin 903, an electric heating pipe 910 is disposed on the bottom surface of the cleaning tank 904, cleaning cylinders 905 are fixedly disposed at four corners of the bottom surface of the cleaning tank 904, a conveying cleaning platform 906 is disposed inside the cleaning tank 904, the movable end of the cleaning cylinders 905 is connected with the side surfaces of two ends of the conveying platform 906, a cleaning scraper 907 is disposed on the top surface of the conveying platform 906, an XY axis guide platform 909 is disposed on the top surface of the side of the cleaning box 901 far from the conveying device 10, the movable end of the XY-axis guide platform 909 is connected with the side surface of the cleaning scraper 907 close to the top surface, the dirty steel mesh body 2 clamped by the clamping device 8 is placed on the top surface of the conveying and cleaning table 906 of the cleaning device 9, the cleaning scraper 907 moves to clean the solder paste on the surface of the steel mesh body 2, the electric heating pipe 910 heats the interior of the cleaning tank 904 to provide a temperature environment to melt the solder paste on the surface of the steel mesh body 2 on the surface of the conveying and cleaning table 906, so that the cleaning is convenient, the XY-axis guide platform 909 provides a power base for the movement of the cleaning scraper 907, the cleaning electric seat 911 is connected to the edge of the top surface of the cleaning box 901 through bolts, the limiting arc seat 912 is connected to the surface of the cleaning electric seat 911, the edge of the steel mesh body 2 placed on the surface of the conveying and cleaning table 906 is limited through the rotation of the limiting arc seat 912, and the cleaned steel mesh body 2 is separated from the limitation after the limiting arc seat 912 is turned over, the steel mesh cleaning device comprises a conveying cleaning table 906, a conveying cylinder 905, a conveying control device 5, a conveying cleaning cylinder 905, a conveying cleaning cylinder 1003, a conveying control rod 1002, a conveying support 1003, a mounting platform 1, a cleaning device 9, a conveying device 10 and a conveying control device 1001, wherein the conveying cleaning table 906 moves to the same plane with the conveying device 10, the conveying cleaning cylinder 906 drives the cleaned steel mesh main body 2 to move to the surface of the conveying device 10 to clean the steel mesh main body 2, the conveying device 10 comprises the conveying main body 1001 and the conveying support 1003, the conveying control rod 1002 penetrates through the conveying main body 1001, the conveying support 1003 is connected to two ends of the conveying control rod 1002, the bottom surface of the conveying support 1003 is connected with the top surface of the mounting platform 1 through bolts, one end of the conveying main body 1001 abuts against one side of the top surface of the cleaning device 9, the other end of the conveying main body 1001 is located on the front of the steel mesh control device 5, the top surface of the conveying main body 1001 is U-shaped, the conveying main body 1001 receives the cleaned steel mesh main body 2, the conveying cleaning cylinder 906, the other end of the steel mesh control device is ready to be replaced, and the steel mesh control device 5, The guide rails, slide rails and the like which provide the guiding function in the scraper control device 6 and the cleaning device 9 are electrically controlled.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other similar elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. Integrated form scraper pressure self-adaptation adjusts solder paste lithography apparatus of automatically cleaning, including installation platform (1) and steel mesh main part (2), its characterized in that: the steel mesh clamping device is characterized in that steel mesh clamping grooves (3) are formed in the periphery of the outer portion of the steel mesh main body (2), a steel mesh control device (5) is arranged in the center of the top surface of the installation platform (1), a cleaning device (9) is arranged on one side of the top surface of the installation platform (1), a conveying device (10) is arranged on one side of the cleaning device (9), clamping devices (8) are arranged on the front surface and the back surface of the steel mesh control device (5), a scraper device (7) is arranged on the top of the steel mesh control device (5), a scraper control device (6) is connected to the top of the scraper device (7), the scraper device (7) comprises a scraper main body (709) and a scraper connecting seat (710), an electric control auxiliary shaft (708) is fixedly arranged at the top end of the scraper main body (709) in a penetrating mode, two ends of the electric control auxiliary shaft (708) are embedded into two sides inside the scraper connecting seat (710), and guide inclined arms (707) are arranged at two ends of the scraper connecting seat (710) in a clamping mode, it is adjacent be equipped with automatically controlled main shaft (703) between direction sloping arm (707), automatically controlled main shaft (703) end fixing is equipped with scraper cylinder (706), the expansion end and the direction sloping arm (707) end connection of scraper cylinder (706), automatically controlled main shaft (703) both ends surface cup joints and is equipped with connection axle bed (704), connect fixed scraper pneumatic cylinder (705) that is equipped with of axle bed (704) top surface, scraper pneumatic cylinder (705) top bolted connection is equipped with rotatory support arm (702), rotatory support arm (702) tip runs through and is equipped with automatically controlled axle bed (701), automatically controlled axle bed (701) and scraper controlling means (6) bolted connection.

2. The integrated squeegee pressure adaptive regulation self-cleaning solder paste printing apparatus of claim 1, wherein: the clamping device (8) comprises a clamping bearing piece (801) and a clamping electric rod (802), two ends of the clamping electric rod (802) are embedded into the top of the clamping bearing piece (801), the surface of the clamping electric rod (802) is fixedly connected with a limiting support arm (803), the end part of the limiting support arm (803) is connected with a connecting support arm (805) in a shaft connection manner, a movable seat (806) is arranged between the connecting support arms (805) in a shaft connection manner, two clamping hydraulic cylinders (810) are fixedly arranged on two sides inside the movable seat (806), a clamping double-shaft cylinder (807) is arranged at the bottom end of each clamping hydraulic cylinder (810) in a connecting manner, steel mesh clamping plates (808) are arranged on two sides of the bottom of the movable seat (806), the inner walls of the steel mesh clamping plates (808) are connected with the clamping double-shaft cylinder (807), steel mesh clamping blocks (809) are vertically and fixedly arranged on the positions, close to the bottom surfaces, of the inner walls of the steel mesh clamping plates (808), the steel mesh clamping block (809) is in clearance fit with the steel mesh clamping groove (3).

3. The integrated squeegee pressure adaptive regulation self-cleaning solder paste printing apparatus of claim 1, wherein: the scraper control device (6) comprises door-shaped guide slide rails (601) and a main control guide rail (602), the door-shaped guide slide rails (601) are symmetrically distributed on the front side and the back side of the steel mesh main body (2), the main control guide rail (602) is connected between the door-shaped guide slide rails (601), an electric control shaft seat (701) is in bolt connection with the side surface of the main control guide rail (602), an auxiliary control guide rail (603) is movably embedded into the bottom surface of the main control guide rail (602), the sliding direction of the auxiliary control guide rail (603) is perpendicular to the sliding direction of the main control guide rail (602), a scraper connecting guide rail (607) is movably embedded into the auxiliary control guide rail (603), a scraper double-shaft cylinder (604) is arranged inside the scraper connecting guide rail (607), the movable ends of the scraper double-shaft cylinder (604) are connected with electric telescopic columns (605), scraper clamping blocks (606) are symmetrically and fixedly arranged at the bottom ends of the electric telescopic columns (605), scraper clamping grooves (711) are formed in two sides of the surface of the scraper connecting seat (710), and the scraper clamping grooves (711) are in clearance fit with the scraper clamping block (606).

4. The integrated squeegee pressure adaptive regulation self-cleaning solder paste printing apparatus of claim 1, wherein: the steel mesh main part (2) bottom is equipped with pay-off track (4), the equal bolted connection in pay-off track (4) bottom surface is equipped with pay-off support frame (11), pay-off support frame (11) bottom and installation ground platform (1) top surface bolted connection, pay-off track (4) are equipped with two at least, and pay-off track (4) quantity is the same with scraper main part (709) quantity.

5. The integrated squeegee pressure adaptive regulation self-cleaning solder paste printing apparatus of claim 1, wherein: scraper main part (709) are equipped with two at least, scraper main part (709) and scraper connecting seat (710) one-to-one, it is adjacent all adopt the spring catch block between scraper connecting seat (710), it is adjacent all adopt the spring catch block between scraper main part (709).

6. The integrated squeegee pressure adaptive regulation self-cleaning solder paste printing apparatus of claim 1, wherein: the steel mesh control device (5) comprises a first-stage electric control guide rail (501) and a second-stage electric control guide rail (502), the first-stage electric control guide rail (501) and the second-stage electric control guide rail (502) are both provided with two, the first-stage electric control guide rail (501) and the second-stage electric control guide rail (502) are both connected with the top surface of the installation platform (1) through bolts, two ends of the bottom surface of the second-stage electric control guide rail (502) are movably embedded into the first-stage electric control guide rail (501), a steel mesh connecting guide rail (507) is movably embedded into the second-stage electric control guide rail (502), a steel mesh double-shaft cylinder (505) is connected with the steel mesh connecting guide rail (507) through bolts, two movable ends of the steel mesh double-shaft cylinder (505) are connected with telescopic guide pillars (503), the end parts of the telescopic guide pillars (503) are connected with steel mesh clamping seats (504) through bolts, and steel mesh clamping blocks (506) are fixedly arranged at the center positions of the inner walls of the steel mesh clamping seats (504), the steel mesh clamping block (506) is in clearance fit with the steel mesh clamping groove (3).

7. The integrated squeegee pressure adaptive regulation self-cleaning solder paste printing apparatus of claim 1, wherein: the cleaning device (9) comprises a cleaning box (901) and a cleaning door (902), wherein a cleaning tank (904) and a waste bin (903) are respectively arranged on the top surface and the inner part of the cleaning box (901), a guide groove (908) is formed in the inner wall surface of the cleaning tank (904), the guide groove (908) penetrates through the waste bin (903), an electric heating pipe (910) is arranged on the bottom surface of the cleaning tank (904), cleaning cylinders (905) are fixedly arranged at four corners of the bottom surface of the cleaning tank (904), a conveying cleaning table (906) is arranged in the cleaning tank (904), the movable end of the cleaning cylinder (905) is connected with the side surfaces of two ends of the conveying cleaning table (906), a cleaning scraper (907) is arranged on the top surface of the conveying table (906), an XY-axis guide platform (909) is arranged on the top surface of one side of the cleaning box (901) far away from the conveying device (10), and the movable end of the XY-axis guide platform (909) is connected with the side surface of the cleaning scraper (907) close to the top surface, the cleaning device is characterized in that a cleaning door (902) is hinged to the position, close to the bottom surface, of the back surface of the cleaning box (901), a cleaning electric seat (911) is connected to the edge of the top surface of the cleaning box (901) through bolts, and a limiting arc seat (912) is connected to the surface of the cleaning electric seat (911).

8. The integrated squeegee pressure adaptive regulation self-cleaning solder paste printing apparatus of claim 1, wherein: the conveying device (10) comprises a conveying main body (1001) and a conveying supporting seat (1003), a conveying control rod (1002) penetrates through the conveying main body (1001), the two ends of the conveying control rod (1002) are connected with the conveying supporting seat (1003), the bottom surface of the conveying supporting seat (1003) is connected with the top surface of the mounting platform (1) through bolts, one end of the conveying main body (1001) is abutted to one side of the top surface of the cleaning device (9), the other end of the conveying main body (1001) is located on the front side of the steel mesh control device (5), and the section of the top surface of the conveying main body (1001) is U-shaped.

9. The integrated squeegee pressure adaptive self-cleaning solder paste printing apparatus of claim 2, wherein: the clamping device is characterized in that two bearing pieces (801) are arranged, two sides of the inner wall of the top end of each limiting support arm (803) are fixedly provided with limiting baffles (804), the limiting baffles (804) are perpendicular to the side faces of the limiting support arms (803), the maximum rotation angle of the end parts of the connecting support arms (805) and the limiting support arms (803) is 180 degrees, and the clamping devices (8) on the front face and the back face of the steel mesh main body (2) are controlled independently.