CN220723204U

CN220723204U - PE film resistance braking mechanism and printing ink flatting mill

Info

Publication number: CN220723204U
Application number: CN202322317052.9U
Authority: CN
Inventors: 黎达营
Original assignee: Guangdong Jinma Printing Machinery Co ltd
Current assignee: Guangdong Jinma Printing Machinery Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-04-05
Anticipated expiration: 2033-08-28

Abstract

The utility model relates to the field of storage equipment, in particular to a PE film resistance braking mechanism and an ink flatting machine. The PE film resistance braking mechanism comprises a body, wherein the body comprises a mounting seat, a braking shaft is fixedly arranged on one side of the mounting seat, a first driving wheel is sleeved on the braking shaft in a rotating mode, a braking disc is arranged on the braking shaft in a sliding mode on the left side of the first driving wheel in a sleeved mode, the braking disc is in contact with the first driving wheel, a hand wheel is mounted on the braking shaft in a threaded mode, a spring is arranged between the hand wheel and the braking disc, and two ends of the spring are respectively in butt joint with the hand wheel and the braking disc. The PE film resistance braking mechanism provided by the utility model has the advantages of adjustable resistance, stable braking and simplicity and convenience in operation.

Description

PE film resistance braking mechanism and printing ink flatting mill

Technical Field

The utility model relates to the field of storage equipment, in particular to a PE film resistance braking mechanism and an ink flatting machine.

Background

When the traditional silk screen printing industry adopts an ink flatting mill, a PE film coil is required to be used for winding and unwinding the film, the PE film is attached to the upper surface and the lower surface of the PCB in the film winding and unwinding process, and the PE film is synchronously conveyed along with the PCB, and the excessive ink on the PCB is adsorbed under the pressure action of an upper roller and a lower roller. In order to ensure that the PE film has enough tension, a resistance braking mechanism is needed to increase the resistance of the PE film to winding and unwinding.

For example, patent document publication No. CN204433905U discloses a PE film supply device on a film laminating machine dedicated for a printed panel, comprising a fixed rod with both ends fixed on a frame of the film laminating machine and a PE film roll sleeve rollingly mounted on the fixed rod; the PE film winding sleeve comprises a fixing rod, a pressing ring, a gasket and a compression spring, wherein the fixing rod is sleeved with the pressing ring, the pressing ring is sleeved with the fixing rod and embedded in one end of the PE film winding sleeve, and the compression spring is arranged between the pressing ring and the gasket.

However, when the resistance is adjusted, the spring is required to be extruded by the pushing ring body, and then the spring is positioned by abutting the fixing rod through the bolt, so that the operation is inconvenient.

Therefore, a PE film resistance braking mechanism and an ink flatting mill are provided to solve the technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to: the PE film resistance braking mechanism is adjustable in resistance, stable in braking and simple and convenient to operate.

The utility model adopts the technical scheme that: a PE film resistive brake mechanism comprising: the body, the body includes the mount pad, one side fixed mounting of mount pad has the brake axle, the epaxial cover of rotating of brake is equipped with first drive wheel, the epaxial left side sliding sleeve that is located first drive wheel of brake is equipped with the brake disc, the brake disc contacts with first drive wheel, the epaxial screw thread of brake is installed the hand wheel, be equipped with the spring between hand wheel and the brake disc, the both ends of spring respectively with hand wheel and brake disc butt.

As a further improvement of the above technical solution, the first driving wheel is rotatably connected with the brake shaft through a bearing.

As a further improvement of the technical scheme, a brake sheet is arranged on the right side of the brake disc, and the brake sheet is in contact with the first driving wheel.

As a further improvement of the technical scheme, the spline shaft is arranged on the brake shaft, spline grooves are formed in the brake disc and the brake sheet, and the spline shaft is slidably inserted into the spline grooves.

The utility model provides an printing ink flatting mill, PE membrane resistance brake mechanism that includes still includes the trigger mechanism that crosses, it includes a plurality of upper rollers and lower rollers to cross the trigger mechanism, go up the roller and leave the clearance between the lower roller, top and the bottom of crossing the trigger mechanism all are equipped with PE membrane conveying mechanism, PE membrane conveying mechanism includes the mounting panel, mount pad fixed mounting is in one side of mounting panel, rotate on the mounting panel and install PE membrane book, the tip of PE membrane book is equipped with the second drive wheel, the second drive wheel passes through the driving medium transmission with first drive wheel and is connected.

As a further improvement of the technical scheme, the first driving wheel and the second driving wheel are gears, and the driving part is a chain.

As a further improvement of the technical scheme, the first driving wheel and the second driving wheel are belt wheels, and the driving part is a belt.

The beneficial effects of the utility model are as follows: the through thread hand wheel is in threaded connection with the brake shaft, so that the spring pressure is conveniently adjusted, and the brake resistance is further adjusted; through braking first drive assembly, compare and directly brake PE membrane roll, conveniently adjust the transmission ratio, and then promote the braking effect.

Drawings

The utility model is further illustrated by the following description and examples of the embodiments in conjunction with the accompanying drawings.

FIG. 1 is a schematic diagram of a PE film resistance braking mechanism according to the present utility model;

FIG. 2 is an exploded view of the device shown in FIG. 1;

FIG. 3 is a schematic view of an ink flatting mill according to the present utility model;

fig. 4 is a schematic structural diagram of the PE film conveying mechanism in fig. 3.

In the figure: 1. a body; 11. a mounting base; 12. a brake shaft; 121. a spline shaft; 13. a first driving wheel; 131. a bearing; 14. brake shoes; 15. a brake disc; 16. a hand wheel; 17. a spring; 18. spline grooves; 2. a plate passing mechanism; 21. an upper rolling rod; 22. a lower rolling rod; 3. PE film conveying mechanism; 31. a mounting plate; 32. PE film rolls; 33. a second driving wheel; 34. a transmission member.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 2, a PE film resistance braking mechanism includes: the body 1, body 1 includes mount pad 11, and one side fixed mounting of mount pad 11 has brake axle 12, rotates the cover on the brake axle 12 and is equipped with first drive wheel 13, and the left side slip cap that is located first drive wheel 13 on the brake axle 12 is equipped with brake disc 15, and brake disc 15 and first drive wheel 13 contact are equipped with hand wheel 16 on the brake axle 12 screw thread, are equipped with spring 17 between hand wheel 16 and the brake disc 15, and the both ends of spring 17 respectively with hand wheel 16 and brake disc 15 butt. When the PE film winding device is used, the first driving wheel 13 is in transmission connection with the PE film winding, and the brake disc 15 is in contact with the first driving wheel 13, so that the rotation resistance of the PE film winding can be increased, and the tension of the PE film can be ensured when the PE film winding is used for unwinding; when the braking resistance needs to be regulated, the hand wheel 16 is rotated, and the hand wheel 16 is close to or far away from the spring, so that the pressure between the brake disc 15 and the first driving wheel 13 is changed, and the rotation resistance of the driving wheel can be changed because the magnitude of the friction force is related to the pressure; meanwhile, the device is in transmission connection with the PE film roll through the transmission wheel, and the braking effect can be increased by times by changing the transmission ratio of the transmission wheel.

The first transmission wheel 13 is rotatably connected to the brake shaft 12 via a bearing 131.

In order to ensure the braking effect, a brake shoe 14 is arranged on the right side of the brake disc 15, and the brake shoe 14 is in contact with the first driving wheel 13; the contact resistance is increased by the brake pad 14.

The brake disc 15 is slidably mounted on the brake shaft 12, the brake shaft 12 is provided with a spline shaft 121 for stable mounting, the brake disc 15 and the brake pad 14 are provided with spline grooves 18, and the spline shaft 121 is slidably inserted into the spline grooves 18.

Referring to fig. 3 to 4, an ink flatting mill, including PE membrane resistance brake mechanism, still include and cross trigger mechanism 2, cross trigger mechanism 2 and include a plurality of upper roller 21 and lower roller 22, leave the clearance between upper roller 21 and the lower roller 22, the top and the bottom of crossing trigger mechanism 2 all are equipped with PE membrane conveying mechanism 3, PE membrane conveying mechanism 3 includes mounting panel 31, mount pad 11 fixed mounting is in one side of mounting panel 31, rotate on mounting panel 31 and install PE membrane roll 32, the tip of PE membrane roll 32 is equipped with second drive wheel 33, second drive wheel 33 passes through driving medium 34 transmission with first drive wheel 13 and is connected. When the printing device is used, a PCB is conveyed in a gap between the upper rolling rod 21 and the lower rolling rod 22, the PE film conveying mechanism 3 conveys PE films to be attached to the upper surface and the lower surface of the PCB, and excessive printing ink on the PCB is adsorbed under the pressure action of the upper rolling rod 21 and the lower rolling rod 22 along with synchronous conveying of the PCB.

The first and second driving wheels 13 and 33 are gears or pulleys, and the driving member 34 is a chain or belt. When the diameter of the first driving wheel 13 is smaller than that of the second driving wheel 33, the second driving wheel 33 drives the first driving wheel 13 to rotate so as to reduce the rotation torque of the first driving wheel 13, and at the moment, a very small resistance is applied to the first driving wheel 13 so as to have a great influence on the second driving wheel 33, so that the braking effect of the braking mechanism can be doubled.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. PE film resistance braking mechanism, characterized by includes:

the body (1), body (1) includes mount pad (11), one side fixed mounting of mount pad (11) has brake axle (12), it is equipped with first drive wheel (13) to rotate the cover on brake axle (12), the left side slip cover that is located first drive wheel (13) on brake axle (12) is equipped with brake disc (15), brake disc (15) and first drive wheel (13) contact, hand wheel (16) are installed to the screw thread on brake axle (12), be equipped with spring (17) between hand wheel (16) and brake disc (15), the both ends of spring (17) respectively with hand wheel (16) and brake disc (15) butt.

2. A PE film resistance braking mechanism as defined in claim 1, wherein:

the first driving wheel (13) is rotationally connected with the brake shaft (12) through a bearing (131).

3. A PE film resistance braking mechanism as defined in claim 2, wherein:

the right side of the brake disc (15) is provided with a brake shoe (14), and the brake shoe (14) is contacted with the first driving wheel (13).

4. A PE film resistance braking mechanism as defined in claim 3, wherein:

the brake disc is characterized in that a spline shaft (121) is arranged on the brake shaft (12), spline grooves (18) are formed in the brake disc (15) and the brake skin (14), and the spline shaft (121) is slidably inserted into the spline grooves (18).

5. An ink flatting mill comprising a PE film resistive braking mechanism according to any one of claims 1-4, characterized in that:

still including crossing trigger mechanism (2), it includes a plurality of upper roller (21) and lower roller (22) to cross trigger mechanism (2), go up and leave the clearance between roller (21) and lower roller (22), it all is equipped with PE membrane conveying mechanism (3) to cross the top and the bottom of trigger mechanism (2), PE membrane conveying mechanism (3) include mounting panel (31), mount pad (11) fixed mounting is in one side of mounting panel (31), rotate on mounting panel (31) and install PE membrane book (32), the tip of PE membrane book (32) is equipped with second drive wheel (33), second drive wheel (33) are connected through driving medium (34) transmission with first drive wheel (13).

6. An ink flatting mill as defined in claim 5, wherein:

the first driving wheel (13) and the second driving wheel (33) are gears, and the driving part (34) is a chain.

7. An ink flatting mill as defined in claim 5, wherein:

the first driving wheel (13) and the second driving wheel (33) are belt pulleys, and the driving part (34) is a belt.