CN219761479U

CN219761479U - Thickness compensation structure for universal printer

Info

Publication number: CN219761479U
Application number: CN202321315691.5U
Authority: CN
Inventors: 朱炜; 赵彩荣; 杜加福; 施正钧
Original assignee: Jiansu Yangzhong Printing Co ltd
Current assignee: Jiansu Yangzhong Printing Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-09-26
Anticipated expiration: 2033-05-29

Abstract

The utility model relates to the technical field of printing machines, and discloses a thickness compensation structure for a universal printing machine, which solves the problem that PCB boards with different thicknesses are inconvenient to polish at present, and comprises a base, wherein a polishing mechanism is arranged at the top of the base, a fixing mechanism is arranged on the polishing mechanism, the polishing mechanism comprises a U-shaped seat fixed at the top of the base, two U-shaped round rods are symmetrically and fixedly arranged at the outer sides of the U-shaped seat, a U-shaped sliding plate is movably arranged between the outer sides of the two U-shaped round rods, and a vertical plate is fixedly arranged at the top of the U-shaped sliding plate; according to the utility model, the height of the polishing roller is conveniently changed through the matching between the first air cylinder and the U-shaped frame and between the ejector rod and the top plate, so that the PCB with different thicknesses can be polished conveniently, and the U-shaped sliding plate is conveniently moved along the two U-shaped round rods through the matching between the second motor and the screw rod and between the sliding sleeve and the U-shaped sliding plate, so that the polishing roller can be conveniently moved transversely to polish the PCB comprehensively.

Description

Thickness compensation structure for universal printer

Technical Field

The utility model belongs to the technical field of printers, and particularly relates to a thickness compensation structure for a universal printer.

Background

The actual thickness of the copper-clad PCB is called as thickness deviation exceeding the range of thickness deviation regulated by relevant standards, GB4723-4725-92 regulates relevant test methods, and in order to adapt to the framework of micro elements, compensation treatment is required to be carried out on the thickness deviation or defects of the PCB so as to prepare the PCB with line width meeting the requirement, and the traditional PCB thickness regulating method is physical polishing; according to the authorized bulletin number: CN211361734U, entitled "a polishing mechanism for PCB board", is that the etched and tin-stripped PCB board is placed in the groove, the positioning block limits the PCB board, the motor and the fan are started simultaneously, the fan works, so that negative pressure is formed in the negative pressure suction hole to suck the PCB board, the motor shaft drives the polishing wheel to polish the PCB board through belt transmission, and meanwhile, the gear engages with the straight rack, so that the motor moves, and the polishing wheel is driven to move to polish the PCB board comprehensively; the following drawbacks still remain:

the grinding wheel is arranged on the telescopic rod, and the telescopic rod is fixed on the side wall of the upright post, so that the grinding wheel is certain in height, and therefore, only the PCB with single thickness can be ground, and the PCB with different thickness cannot be ground conveniently.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a thickness compensation structure for a universal printer, which effectively solves the problem that the PCB with different thickness is inconvenient to polish at present.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the thickness compensation structure for the universal printer comprises a base, wherein a polishing mechanism is arranged at the top of the base, and a fixing mechanism is arranged on the polishing mechanism;

the polishing mechanism comprises a U-shaped seat fixed at the top of the base, two U-shaped round rods are symmetrically and fixedly arranged on the outer side of the U-shaped seat, a U-shaped sliding plate is movably arranged between the outer sides of the two U-shaped round rods, a vertical plate is fixedly arranged at the top of the U-shaped sliding plate, a top plate is fixedly arranged on the vertical plate, a first cylinder is fixedly arranged at the bottom of the top plate, a U-shaped frame is fixedly arranged at the bottom of the first cylinder, a first motor is fixedly arranged at the inner part of the U-shaped frame, a rotating shaft is fixedly arranged on the first motor, one end of the rotating shaft, far away from the first motor, is rotationally connected with the inner wall of the U-shaped frame, and a polishing roller is fixedly arranged on the outer side of the rotating shaft.

Preferably, two ejector rods are symmetrically and fixedly arranged at the top of the U-shaped frame, the top ends of the two ejector rods penetrate through the top plate and are fixedly provided with ejector blocks, and the two ejector rods are movably connected with the top plate.

Preferably, the bottom of the U-shaped sliding plate is fixedly provided with a roller, and the roller is positioned at the top of the base.

Preferably, the inside fixed mounting of U type seat has motor two, and fixed mounting has the lead screw on the motor two, and the one end that the motor two was kept away from to the lead screw rotates with the inner wall of U type seat to be connected, and the outside screw thread of lead screw has cup jointed the sliding sleeve, and the sliding sleeve is fixed in the inside of U type slide.

Preferably, the fixing mechanism comprises an L-shaped plate fixed at the top of the base, a guide rod is fixedly arranged in the L-shaped plate, a lifting plate is movably arranged on the outer side of the guide rod, and a second air cylinder is fixedly arranged between the lifting plate and the U-shaped seat.

Preferably, the top fixed mounting of U type seat has the limiting plate, and the top movable mounting of U type seat has splint, and one side symmetry fixed mounting that the limiting plate was kept away from to the splint has two gag levers, and two gag levers are kept away from the one end of splint and are all run through L template and fixed mounting have the stopper, and two gag levers all with L template swing joint, the bottom rotation of lifter plate is connected with the actuating lever, and the actuating lever is kept away from the one end and the splint rotation connection of lifter plate.

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

(1) According to the utility model, the height of the polishing roller is conveniently changed through the matching between the first air cylinder and the U-shaped frame and between the ejector rod and the top plate, so that the PCB with different thicknesses can be polished conveniently, and the U-shaped sliding plate is conveniently moved along the two U-shaped round rods through the matching between the second motor and the screw rod and between the sliding sleeve and the U-shaped sliding plate, so that the polishing roller can be conveniently moved transversely to polish the PCB comprehensively;

(2) This novel cooperation between through cylinder two and lifter plate and the guide bar is convenient for the lifter plate along the guide bar downwardly moving to through the cooperation between lifter plate and actuating lever and splint and the gag lever post, the splint of being convenient for remove and be close to the limiting plate, thereby be convenient for fix the PCB board of placing between splint and limiting plate.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of a thickness compensation structure for a general-purpose printer according to the present utility model;

FIG. 2 is a schematic view of the polishing mechanism of the present utility model;

FIG. 3 is a schematic view of a U-shaped skateboard structure of the present utility model;

FIG. 4 is a schematic view of a fixing mechanism according to the present utility model;

in the figure: 1. a base; 2. a polishing mechanism; 201. a U-shaped seat; 202. a grinding roller; 203. a first motor; 204. a push rod; 205. a top block; 206. a top plate; 207. a first cylinder; 208. a U-shaped frame; 209. a rotating shaft; 2010. a U-shaped sliding plate; 2011. a vertical plate; 2012. a U-shaped round rod; 2013. a screw rod; 2014. a sliding sleeve; 2015. a roller; 2016. a second motor; 3. a fixing mechanism; 301. an L-shaped plate; 302. a lifting plate; 303. a second cylinder; 304. a limiting block; 305. a limit rod; 306. a clamping plate; 307. a limiting plate; 308. a driving rod; 309. a guide rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In a first embodiment, as shown in fig. 1, the utility model comprises a base 1, wherein a polishing mechanism 2 is arranged on the top of the base 1, and a fixing mechanism 3 is arranged on the polishing mechanism 2.

Specifically, given by fig. 2-3, the polishing mechanism 2 includes a U-shaped seat 201 fixed on the top of the base 1, two U-shaped circular rods 2012 are symmetrically and fixedly installed on the outer side of the U-shaped seat 201, two U-shaped sliding plates 2010 are movably installed between the outer sides of the two U-shaped circular rods 2012, a vertical plate 2011 is fixedly installed on the top of the U-shaped sliding plates 2010, a top plate 206 is fixedly installed on the vertical plate 2011, a first cylinder 207 is fixedly installed on the bottom of the top plate 206, a U-shaped frame 208 is fixedly installed on the bottom of the first cylinder 207, a motor 203 is fixedly installed in the interior of the U-shaped frame 208, a rotating shaft 209 is fixedly installed on the motor 203, one end of the rotating shaft 209, which is far away from the motor 203, is rotationally connected with the inner wall of the U-shaped frame 208, a polishing roller 202 is fixedly installed on the outer side of the rotating shaft 209, two ejector rods 204 are symmetrically and fixedly installed on the top of the U-shaped frame 208, top ends of the two ejector rods 204 penetrate through the top plate 206 and are fixedly installed with a top block 205, the two ejector rods 204 are movably connected with the top plate 206, a roller wheel is fixedly installed on the bottom of the U-shaped sliding plate 2010, the roller wheel is positioned on the top of the base 1, the bottom of the motor 207 is fixedly installed on the motor 2013, one end of the motor 2013 is fixedly connected with the inner wall of the inner side of the U-shaped sliding sleeve 2012016, which is fixedly connected with the inner screw 2014, and is fixedly connected with the inner screw 2014;

in the use state, the first motor 203 is started to drive the rotation of the rotation shaft 209, the first polishing roller 202 is driven to rotate, then the first cylinder 207 is started to drive the U-shaped frame 208 to vertically move downwards, the polishing roller 202 moves downwards to polish the PCB, meanwhile, the second motor 2016 is started to drive the screw rod 2013 to rotate, the sliding sleeve 2014 is driven to move, the U-shaped sliding plate 2010 moves transversely along the two U-shaped round rods 2012, and finally the polishing roller 202 moves transversely to polish the PCB comprehensively.

Specifically, as shown in fig. 4, the fixing mechanism 3 includes an L-shaped plate 301 fixed on the top of the base 1, a guide rod 309 is fixedly installed inside the L-shaped plate 301, a lifting plate 302 is movably installed on the outer side of the guide rod 309, a second cylinder 303 is fixedly installed between the lifting plate 302 and the U-shaped seat 201, a limiting plate 307 is fixedly installed on the top of the U-shaped seat 201, a clamping plate 306 is movably installed on the top of the U-shaped seat 201, two limiting rods 305 are symmetrically and fixedly installed on one side, away from the limiting plate 307, of the clamping plate 306, one ends, away from the clamping plate 306, of the two limiting rods 305 penetrate through the L-shaped plate 301 and are fixedly provided with limiting blocks 304, the two limiting rods 305 are movably connected with the L-shaped plate 301, a driving rod 308 is rotatably connected to the bottom of the lifting plate 302, and one end, away from the lifting plate 302, of the driving rod 308 is rotatably connected with the clamping plate 306;

in the use state, the PCB board is firstly placed on the top of the U-shaped seat 201, and is located between the limiting plate 307 and the clamping plate 306, one side of the PCB board is attached to the limiting plate 307, then the second cylinder 303 is started to drive the lifting plate 302 to move downwards along the guide rod 309, and the driving rod 308 drives the clamping plate 306 to move transversely, so that the clamping plate 306 is close to the limiting plate 307, and finally the PCB board is fixed.

Claims

1. Thickness compensation structure for a universal printer, comprising a base (1), characterized in that: the top of the base (1) is provided with a polishing mechanism (2), and the polishing mechanism (2) is provided with a fixing mechanism (3);

grinding machanism (2) are including being fixed in U type seat (201) at base (1) top, the outside symmetry fixed mounting of U type seat (201) has two U type round bars (2012), movable mounting has U type slide (2010) between the outside of two U type round bars (2012), the top fixed mounting of U type slide (2010) has riser (2011), fixed mounting has roof (206) on riser (2011), the bottom fixed mounting of roof (206) has cylinder one (207), the bottom fixed mounting of cylinder one (207) has U type frame (208), the inside fixed mounting of U type frame (208) has motor one (203), fixed mounting has pivot (209) on motor one (203), the one end that motor one (203) was kept away from in pivot (209) is connected with the inner wall rotation of U type frame (208), the outside fixed mounting of pivot (209) has grinding roller (202).

2. A thickness compensation structure for a universal printer according to claim 1, wherein: two ejector rods (204) are symmetrically and fixedly arranged at the top of the U-shaped frame (208), the top ends of the two ejector rods (204) penetrate through the top plate (206) and are fixedly provided with ejector blocks (205), and the two ejector rods (204) are movably connected with the top plate (206).

3. A thickness compensation structure for a universal printer according to claim 1, wherein: the bottom of U-shaped slide (2010) is fixedly provided with a roller (2015), and the roller (2015) is positioned at the top of the base (1).

4. A thickness compensation structure for a universal printer according to claim 1, wherein: the inside fixed mounting of U type seat (201) has motor two (2016), and fixed mounting has lead screw (2013) on motor two (2016), and the one end that motor two (2016) were kept away from to lead screw (2013) rotates with the inner wall of U type seat (201) to be connected, and the outside screw thread of lead screw (2013) has cup jointed sliding sleeve (2014), and sliding sleeve (2014) are fixed in the inside of U type slide (2010).

5. A thickness compensation structure for a universal printer according to claim 1, wherein: the fixing mechanism (3) comprises an L-shaped plate (301) fixed at the top of the base (1), a guide rod (309) is fixedly installed in the L-shaped plate (301), a lifting plate (302) is movably installed on the outer side of the guide rod (309), and a second air cylinder (303) is fixedly installed between the lifting plate (302) and the U-shaped base (201).

6. A thickness compensation structure for a universal printer according to claim 5, wherein: the top fixed mounting of U type seat (201) has limiting plate (307), the top movable mounting of U type seat (201) has splint (306), one side symmetry fixed mounting that limiting plate (307) was kept away from to splint (306) has two gag levers (305), the one end that splint (306) was kept away from to two gag levers (305) all runs through L template (301) and fixed mounting has stopper (304), and two gag levers (305) all with L template (301) swing joint, the bottom rotation of lifter plate (302) is connected with actuating lever (308), the one end that lifter plate (302) was kept away from to actuating lever (308) is connected with splint (306) rotation.