CN209693195U - Rolling equipment - Google Patents

Abstract

The rolling equipment is suitable for rolling a substrate, the substrate is provided with a first surface with at least one first through hole and a first coating block which is filled in the first through hole and protrudes out of the first surface, and the rolling equipment is provided with a carrying platform, a plurality of conveying rollers and a first rolling group. The conveying rollers are arranged at intervals along the front-back direction, and two opposite ends of each conveying roller are respectively pivoted to two side walls of the carrying platform and used for conveying the substrate, so that the substrate is kept in a flat state and moves in the front-back direction. The first rolling group flattens the first coating blocks when the substrate passes through the first rolling group, so that the thickness of the part, protruding out of the first surface, of the first coating blocks is reduced.

Description

Roll unit

Technical field

The utility model relates to a kind of roll units, more particularly to one kind to the roll unit of a circuit board processing.

Background technique

In the processing procedure of a circuit board, a step is the mode deposited traces plate through anti-welding coating (green paint), and is filled out Multiple via holes (Via hole) on the circuit board are mended, to prevent the conducting wire in the conducting wire and the via hole on circuit board Oxidation, another function, which is then to provide the subsequent weld pad (pad) being set on the via hole, can maintain it when through Overwelding and rewelding furnace Structural strength, and the pin of supplied for electronic part normally connects.

Sub-step in the step is that coating is filled in the circuit board through the mode of spraying or wire mark in advance Via hole in form a coating lump, the coating lump can protect the conducting wire in the via hole to aoxidize or be destroyed.Then, The circuit board is sent into a roll unit again, flattening the coating lump through a pressure roller makes the coating lump and the substrate sheet The thickness of body reaches unanimity.It is finally sent into the surface that flush coater sprays the substrate again.However, being used in the sub-step of rolling It is that two rows of conveying rollers are set on a microscope carrier in the conveying mechanism of conveying substrate, more clearly says, there are two phases for the microscope carrier tool The side wall at interval, each row's conveying roller are set on corresponding side wall, and two rows of conveying roller alignment therewiths, in the case, Due to being separately in Openworks shape between conveying roller two-by-two, so that being easy the shadow by gravity when flexible substrate is put thereon It rings and sink and deform, so that can not be successfully rolled leveling.

In addition, the thickness of the coating lump does not tend to and the base as expected yet when the substrate is after once rolling When the consistency of thickness of plate, processing procedure personnel must again roll the substrate again, in turn result in production efficiency decline.Another side Face will certainly make next piece of substrate be stained with the coating lump that one piece of substrate is removed when same pressure roller is reused.Therefore, How the foregoing problems emphasis one of really by current industry to be overcome is solved.

Summary of the invention

The one kind that is designed to provide of the utility model can solve the roll unit of a wherein above problem, is promoted produce whereby The production yield of product.

The roll unit of the utility model is suitable for rolled base sheet, and the substrate, which has, is formed at least one first conducting First face in hole, and be filled in first via hole and protrude from first coating lump in first face, the roll unit Include conveying device, the first rolling device.The conveying device includes microscope carrier and several conveying rollers.The microscope carrier have two Side wall on left and right directions separately.The conveying roller is alternatively arranged and each along the front-rear direction perpendicular to the left and right directions Two opposite ends of conveying roller are respectively pivoted to the side wall, and for conveying the substrate, make the substrate in the front and back It moves up.First rolling device includes the first rolling group.The first rolling group is hubbed at the microscope carrier, and described first Rolling group protrudes first coating lump by flattening first coating lump when the first rolling group in the substrate Thickness in the part in first face is reduced.

In some state sample implementations, first coating lump has the first inside courtyard being filled in first via hole Portion, and it is laminated on first inside courtyard portion and protrudes from the first rustproof lacquer portion in first face.First rolling Group has the first pressure roller and the first rolling band.Two opposite ends of first pressure roller be hubbed at respectively the side wall and with it is described defeated Send roller on the front-rear direction separately.The first rolling band is urgently wound in first pressure roller and the conveying roller And have back on the first of first pressure roller and the conveying roller and flatten face, the first leveling face passes through in the substrate First rustproof lacquer portion is flattened when first pressure roller and reduces the thickness in first rustproof lacquer portion.First rolling Device further includes the first feed rolls and the first recycling roll.First feed rolls are articulated in the microscope carrier, and for first rolling One end winding of pressure zone is to supply the first rolling band.First recycling roll is articulated in the microscope carrier, and supplies described first The other end winding of rolling band is to recycle the used first rolling band.

In some state sample implementations, the roll unit also includes the second rolling device.Second rolling device includes Second rolling group, the second rolling group are hubbed at the microscope carrier and alternate with the first rolling group on the front-rear direction Every the second rolling group is made in the substrate by further flattening first rustproof lacquer portion when the second rolling group The thickness in first rustproof lacquer portion is reduced.

In some state sample implementations, the second rolling group has the second pressure roller and the second rolling band.Second pressure roller Two opposite ends be hubbed at respectively the side wall and with the conveying roller on the front-rear direction separately.Second rolling Band is urgently wound in second pressure roller and the conveying roller and has back on first pressure roller and the conveying roller Second leveling face, the second leveling face further flattens first rustproof lacquer when the substrate passes through second pressure roller Portion and reduce the thickness in first rustproof lacquer portion.Second rolling device further includes the second feed rolls and the second recycling Roller.Second feed rolls are articulated in the microscope carrier, and for one end winding of the second rolling band to supply second rolling Pressure zone.Second recycling roll is articulated in the microscope carrier, and winds for the other end of the second rolling band and used with recycling It is described second rolling band.

In some state sample implementations, the substrate also has in contrast to first face and is formed at least one second conducting Second face in hole, and be filled in second via hole and protrude from second coating lump in second face, the roll unit It also include third rolling device.The third rolling device includes third rolling group.The third rolling group is hubbed at the load Platform and on perpendicular to the up and down direction in the front-back direction with the first rolling group separately, the third rolling group is in institute State substrate makes second coating lump protrude from described second by flattening second coating lump when third rolling group The thickness of the part in face is reduced.

In some state sample implementations, second coating lump has the second inside courtyard being filled in second via hole Portion, and be laminated in second inside courtyard portion and protrude from the second rustproof lacquer portion in second face.The third rolling group tool There are third pressure roller and third rolling band.The third pressure roller is hubbed at the microscope carrier and with first pressure roller in the upper and lower Upwards separately, to allow the substrate to pass through.The third rolling band is urgently wound in the third pressure roller and has face Face is flattened to the third of the conveying roller, and third leveling face is in the substrate by flattening described the when the third pressure roller Two rustproof lacquer portions and reduce the thickness in second rustproof lacquer portion.The third rolling device further includes third feed rolls and Three recycling rolls.The third feed rolls are articulated in the microscope carrier, and described to supply for one end winding of third rolling band Third rolls band.The third recycling roll is articulated in the microscope carrier, and winds for the other end of third rolling band to recycle The used third rolls band.

In some state sample implementations, the roll unit also includes the 4th rolling device, and the 4th rolling device includes 4th rolling group, the 4th rolling group are hubbed at the microscope carrier and alternate with the third rolling group on the front-rear direction Every the 4th rolling group is made in the substrate by further flattening second rustproof lacquer portion when the 4th rolling group The thickness in second rustproof lacquer portion is reduced.

In some state sample implementations, the 4th rolling group has the 4th pressure roller and the 4th rolling band.4th pressure roller Be hubbed at the microscope carrier and with second pressure roller in the up and down direction separately, to allow the substrate to pass through.It is described 4th rolling band is urgently wound in the 4th pressure roller and has the 4th leveling face towards the conveying roller, and the described 4th is whole Plane makes second rustproof lacquer by further flattening second rustproof lacquer portion when four pressure roller in the substrate The thickness in portion is reduced.4th rolling device further includes the 4th feed rolls and the 4th recycling roll.The 4th feed rolls pivot joint In the microscope carrier, and for one end winding of the 4th rolling band to supply the 4th rolling band.The 4th recycling roll pivot It is connected to the microscope carrier, and for the other end winding of the 4th rolling band to recycle the used 4th rolling band.

The utility model has the beneficial effects that: roll unit is respectively pivoted to by by two opposite ends of each conveying roller The side wall, and in the case where the face that the conveying roller is used to carry the substrate is contour, make the substrate in flat condition It is mobile.Moreover, the first rolling band is layed in the conveying roller and first pressure roller, and band is rolled by described second It is layed in the conveying roller and second pressure roller, when putting the substrate, first coating lump and second coating Block is non-sticky to stick at the conveying roller, first pressure roller and second pressure roller, and then maintains the conveying roller, first pressure The cleaning of roller and second pressure roller.And it can not only by disposably band is rolled using the first rolling band and described second Sticky first rustproof lacquer portion and second rustproof lacquer portion, make first coating lump and second coating lump with it is described Substrate is coplanar, moreover it is possible to generate pollution to the substrate not in rolling step next time.Furthermore it is walked by multiple leveling Suddenly it can promote that first coating lump and first face are coplanar and second coating lump is put down altogether with second face Face, to promote production yield.In addition, through first rolling device and the third rolling device and second rolling Pressure device and the 4th rolling device mode setting up and down, can synchronize to first coating lump and second coating lump The step is executed, production efficiency is substantially improved whereby.

Detailed description of the invention

The others feature and effect of the utility model will be clearly presented in the embodiment referring to schema, in which:

Fig. 1 is a perspective view of an embodiment of the utility model roll unit；

Fig. 2 is a schematic cross-sectional view of the embodiment, and illustrate the embodiment is arranged several first on a substrate The state of coating lump and several second coating lumps；

Fig. 3 is one of embodiment schematic cross-sectional view, illustrates the first rolling device of one of described embodiment, one second rolling Positional relationship between pressure device, a third rolling device and one the 4th rolling device；

Fig. 4 is to omit one of the third rolling device and the 4th rolling device schematic top plan view, illustrates the reality Apply the state of the structure and the substrate of several conveying rollers of example on the conveying roller；And

Fig. 5 is a schematic cross-sectional view at the similar visual angle Fig. 2, illustrates that the embodiment knows the substrate after rolling step State.

Specific embodiment

Refering to fig. 1 with Fig. 2, one of the utility model roll unit embodiment, be suitable for rolling one substrate 9, the rolling Equipment includes a conveying device 1, one first rolling device 2, one second rolling device 3, a third rolling device 4 and one the 4th rolling Pressure device 5.In the present embodiment, roll unit is suitable for carrying out one of anti-welding green paint sub-step, that is, will be on the substrate 9 The step of coating on the surface of the substrate 9 flattens is protruded from, the substrate 9 is exemplified as a kind of slim (thickness is less than 1mm) Circuit boards half-finished product, especially it is noted that the substrate 9 is not limited to slim circuit boards half-finished product, in another implementation state In sample, the substrate 9 is also possible to the circuit boards half-finished product of thicker (thickness is greater than 1mm).Moreover, the material of the substrate 9 can To be flexibility, it is also possible to hard.In addition, roll unit can also be by single rolling device to wherein the one of the substrate 9 Surface, which carries out screed step or roll unit, also can wrap containing multiple rolling devices, not rolled with this case by four Pressure device carries out screed step and is limited.

The substrate 9 has one to be formed with the first face 91, one of several first via holes 911 in contrast to first face 91 And it is formed with the second face 92 of several second via holes 921, several first via hole 911 are filled in respectively and protrude from institute It states first coating lump 81 in the first face 91 and several are filled in second via hole 921 respectively and protrude from second face 92 the second coating lump 82.In the present embodiment, first via hole 911 can be blind hole and be also possible to perforation, and described Two via holes 921 can be blind hole and be also possible to perforation.Net can be used in first coating lump 81 and second coating lump 82 The mode of plate printing or spraying is coated on first via hole 911 and second via hole 921 of the substrate 9.Into one For step, every one first coating lump 81 has a first inside courtyard portion 811 and one being filled in first via hole 911 It is laminated on first inside courtyard portion 811 and protrudes from the first rustproof lacquer portion 812 in first face 91.Every one second applies There is material block 82 a second inside courtyard portion 821 and one being filled in second via hole 921 to be laminated in painting in described second On material portion 821 and protrude from the second rustproof lacquer portion 822 in second face 92.

Refering to fig. 1 to Fig. 4, the conveying device 1 includes a microscope carrier 11 and several conveying rollers 12.The conveying roller 12 is arranged In the microscope carrier 11, and for conveying the substrate 9, move the substrate 9 on a front-rear direction D1.In the present embodiment In, there are two the side walls 111 on a left and right directions D2 perpendicular to the front-rear direction D1 separately for the tool of microscope carrier 11.Institute State that conveying roller 12 is alternatively arranged along the front-rear direction D1 and each conveying roller 12 extends along the left and right directions D2, and two is opposite End is respectively pivoted to the side wall 111, whereby when the substrate 9 is rolled by the rolling device 2~5, the conveying roller 12 9 one support force of substrate can be provided, the substrate 9 is maintained under a flat condition and is processed.

Refering to Fig. 3, in the present embodiment, first rolling device 2 is located at the conveying with second rolling device 3 The lower section of roller 12, and the side wall 111 for being hubbed at the microscope carrier 11 and once supporting walls 113, and each other in the front and back Separately on D1, and first rolling device 2 adjacent to the conveying roller 12 an arrival end 121, and it is described second rolling Device 3 is adjacent to an outlet end 122 of the conveying roller 12.In addition, the third rolling device 4 and the 4th rolling device 5 On the conveying roller 12, and be hubbed at the microscope carrier 11 one on supporting walls 112, and each other in the front-rear direction D1 On separately, and the third rolling device 4 is adjacent to the arrival end 121 of the conveying roller 12, and the 4th rolling dress 5 are set adjacent to the outlet end 122 of the conveying roller 12.

Refering to Fig. 2 to Fig. 5, first rolling device 2 includes one first rolling group 21, one first feed rolls 22 and one the One recycling roll 23.The first rolling group 21 has one first pressure roller 211 and one first rolling band 212.First pressure roller 211 Be hubbed at the side wall 111 and with the conveying roller 12 separately.The first rolling band 212 is urgently wound in described first The conveying roller 12 of pressure roller 211 and the neighbouring arrival end 121 and have one back on first pressure roller 211 with it is described defeated Send the first leveling face 213 of roller 12.First feed rolls 22 are articulated in the lower supporting walls 113 of the microscope carrier 11.Described first Recycling roll 23 is articulated in the lower supporting walls 113 of the microscope carrier 11.In the present embodiment, first pressure roller 211 extends described Left and right directions D2, and the one side with the conveying roller 12 for for carrying the substrate 9 is coplanar, and rolls and fill with the third Set 4 first passages 214 for defining while passing through for the substrate 9 and can compress first coating lump 81 jointly.It is described First rolling band 212 is layed on the conveying roller 12 of the neighbouring arrival end 121 and passes through the first passage 214 and tight It is wound in the partial outer face of first pressure roller 211 urgently, and upward by first leveling face 213, enter described in For the substrate 9 that mouth end 121 is placed by being butted on the first leveling face 213, being avoided that is stained with first rustproof lacquer portion 812 It sticks to the conveying roller 12, and advances through the drive of the first rolling band 212 along the front-rear direction D1, and then work as institute Substrate 9 is stated by the first passage 214 and when the first rolling group 21 is by being butted on first coating lump 81, described first Rolling band 212 is made 213 contact of the first leveling face in first rustproof lacquer portion 812 by 211 pushing tow of the first pressure roller, First coating lump 81 is flattened whereby, and is to be stained with to stick described first through the first rolling band 212 during leveling The mode in rustproof lacquer portion 812 is to reduce the thickness in first rustproof lacquer portion 812, or penetrates and flatten first rustproof lacquer The mode in portion 812 enables first coating lump 81 and first face to reduce the thickness in first rustproof lacquer portion 812 91 is coplanar.

Refering to Fig. 2 to Fig. 5, first feed rolls 22 are located at the lower section of first pressure roller 211 and neighboring entry end 121, and for one end winding of the first rolling band 212.When first feed rolls 22 rotate in a counterclockwise direction, can release It puts the first rolling band 212 and moves the first rolling band 212 towards 121 direction of the arrival end of the conveying roller 12 It is dynamic.First recycling roll 23 is located at the lower section of first pressure roller 211, and for the other end volume of the first rolling band 212 Around.When first recycling roll 23 rotates in a counterclockwise direction, to recycle the used first rolling band 212.By Disposably it is avoided that first coating lump 81 is contaminated during by rolling using the first rolling band 212 Happen, and then promoted process rate.Especially it is noted that supporting the first rolling band through the conveying roller 12 212, and the first rolling band 212 is maintained at state that both ends are strained at and is entirely layed on the conveying roller 12, allows whereby When flexible substrate 9 is placed in the first rolling band 212, it is able to maintain and is moved in its flat state along the front-rear direction D1. In addition, the first rolling band 212 of recycling also can be via except material step, (i.e. removal adhesion is in rolling in another state sample implementation Coating on pressure zone) and remove first rustproof lacquer portion 812 remained on the first rolling band 212 and make described first Rolling band 212 can be recycled, and reduce production cost whereby.

Refering to Fig. 2 to Fig. 5, second rolling device 3 includes one second rolling group 31, one second feed rolls 32 and one the Two recycling rolls 33.The second rolling group 31 has one second pressure roller 311 and one second rolling band 312.Second pressure roller 311 Two opposite ends be hubbed at respectively the side wall 111 and with first pressure roller 211 on the front-rear direction D1 separately.Institute It states the second rolling band 312 and is urgently wound in the conveying roller 12 of second pressure roller 311 and the neighbouring outlet end 122 simultaneously Face 313 is flattened with the second of second pressure roller 311 back on the conveying roller 12 with one.Second feed rolls 32 are pivotally connected In the lower supporting walls 113 of the microscope carrier 11.Second recycling roll 33 is articulated in the lower supporting walls 113 of the microscope carrier 11.At this In embodiment, second pressure roller 311 extends the left and right directions D2, and is used for the conveying roller 12 for carrying the base The one side of plate 9 is coplanar, and defines jointly with the 4th rolling device 5 and pass through and can compress for the substrate 9 simultaneously The second channel 314 of first coating lump 81.The second rolling band 312 is layed in the conveying of the neighbouring outlet end 122 On roller 12 and passes through the second channel 314 and be urgently wound in the partial outer face of second pressure roller 311, and by described Upward, for the substrate 9 when passing through the second channel 314, the second rolling band 312 is by institute in the second leveling face 313 It states 311 pushing tow of the second pressure roller and makes 313 contact of the second leveling face in first coating lump 81, further flatten institute whereby The first coating lump 81 is stated, and in secondary flattening course, enables first rustproof lacquer portion 812 into one of reduced thickness Step is sticky by second leveling face 313 or flattens, and the thickness in first rustproof lacquer portion 812 is allowed further to remove or reduce So that the whole thickness of first coating lump 81 and the substrate 9 more tend to unanimously.

Refering to Fig. 2 to Fig. 5, second feed rolls 32 are located at the lower section of second pressure roller 311, and for second rolling One end of pressure zone 312 is wound.When second feed rolls 32 rotate in a counterclockwise direction, the second rolling band can be discharged 312 and keep the second rolling band 312 mobile towards 311 direction of the second pressure roller.Second recycling roll 33 is located at described The lower section of second pressure roller 311 and neighbouring outlet end 122, and for the other end winding of the second rolling band 312.When described second When recycling roll 33 rotates in a counterclockwise direction, to recycle the used second rolling band 312.By described in rolling again First coating lump 81 facilitates the thickness that first rustproof lacquer portion 812 is greatly reduced or by its complete removal, makes the substrate 9 first face 91 keeps smooth.In addition, being disposably also avoided that the substrate 9 exists using the second rolling band 312 What is be contaminated during by rolling happens, and then promotes process rate.

Refering to Fig. 2 to Fig. 5, the third rolling device 4 includes a third rolling group 41, third feed rolls 42 and one the Three recycling rolls 43.The third rolling group 41 is rolled on a up and down direction D3 perpendicular to the front-rear direction D1 with described first Pressure group 21 separately, and rolls band 412 including a third pressure roller 411 and a third.The third pressure roller 411 is hubbed at the load The upper supporting walls 112 of platform 11 and with first pressure roller 211 on the up and down direction D3 separately.The third rolls band 412 are urgently wound in the third pressure roller 411 and the third leveling face 413 with one towards the conveying roller 12.Described Three feed rolls 42 are articulated in the upper supporting walls 112 of the microscope carrier 11.The third recycling roll 43 is articulated in the upper of the microscope carrier 11 Supporting walls 112.In the present embodiment, the third pressure roller 411 extends the left and right directions D2, the third pressure roller 411 with First pressure roller 211 defines jointly while passing through and can compress second coating of the substrate 9 for the substrate 9 The first passage 214 of block 82.The third rolling band 412 passes through the first passage 214 and is urgently wound in described The partial outer face of third pressure roller 411, and by third leveling face 413 towards the conveying roller 12, when the substrate 9 passes through When the first passage 214, the third rolling band 412 is compressed by the third pressure roller 411 and the third is made to flatten face 413 It is pressed against second coating lump 82, flattens second coating lump 82 whereby, and penetrates the third during leveling Rolling band 412, which is stained with, sticks the mode in second rustproof lacquer portion 822 to reduce the thickness in second rustproof lacquer portion 822, either Through the mode for flattening second rustproof lacquer portion 822 to reduce the thickness in second rustproof lacquer portion 822, and make described second Coating lump 82 can be coplanar with second face 92.

Refering to Fig. 2 to Fig. 5, the third feed rolls 42 are located at the top of the third pressure roller 411 and neighboring entry end 121, and for one end winding of third rolling band 412.When the third feed rolls 42 rotate in a clockwise direction, can release It puts the third rolling band 412 and the third is made to roll band 412 and rolled towards 411 direction of third pressure roller is mobile.It is described Third recycling roll 43 is located at the top of the third pressure roller 411 and the third feed rolls 42, and rolls band 412 for the third The other end winding.When the third recycling roll 43 rotates in a clockwise direction, to recycle the used third rolling Band 412.It is avoided that second coating lump 82 in the process by rolling by disposably band 412 is rolled using the third In be contaminated happen, and then promoted process rate.

Refering to Fig. 2 to Fig. 5, the 4th rolling device 5 includes the 4th feed rolls 52 of one the 4th rolling group 51,1 and one the Four recycling rolls 53.The 4th rolling group 51 is hubbed at the microscope carrier 11 and rolls on the front-rear direction D1 with the third Group 41 separately, and has one the 4th pressure roller 511 and one the 4th rolling band 512.4th pressure roller 511 is hubbed at the microscope carrier 11 upper supporting walls 112 and with second pressure roller 311 on the up and down direction D3 separately.The 4th rolling band 512 It is urgently wound in the 4th pressure roller 511 and there is a 4th leveling face 513 towards the conveying roller 12.Described 4th supplies Roller 52 is answered to be articulated in the upper supporting walls 112 of the microscope carrier 11.4th recycling roll 53 is articulated in the upper support of the microscope carrier 11 Wall 112.In the present embodiment, the 4th pressure roller 511 extends the left and right directions D2, the 4th pressure roller 511 with it is described Second pressure roller 311 defines jointly while passing through and can compress second coating lump 82 of the substrate 9 for the substrate 9 The second channel 314.The 4th rolling band 512 passes through the second channel 314 and is urgently wound in the described 4th The partial outer face of pressure roller 511, and by the 4th leveling face 513 towards the conveying roller 12, the substrate 9 is by described the It is mobile towards the second channel 314 behind one channel 214, and when passing through the second channel 314, the 4th rolling band 512 are compressed by the 4th pressure roller 511 and the 4th leveling face 513 are made to be pressed against second coating lump 82, whereby into one Step flattens second coating lump 82, and in secondary flattening course, makes second rustproof lacquer portion with reduced thickness 822 can further by 513 adhesion of the 4th leveling face or flatten, and make the thickness in second rustproof lacquer portion 822 further It reduces or removes, so that the whole thickness of second coating lump 82 and the substrate 9 more tend to unanimously.

Refering to Fig. 2 to Fig. 5, the 4th feed rolls 52 are located at the top of the 4th pressure roller 511, and for the 4th rolling One end of pressure zone 512 is wound.When the 4th feed rolls 52 rotate in a clockwise direction, the 4th rolling band can be discharged 512 and keep the 4th rolling band 512 mobile towards 511 direction of the 4th pressure roller.4th recycling roll 53 is located at described The top of 4th pressure roller 511 and neighbouring outlet end 122, the height of the 4th recycling roll 53 between the 4th feed rolls 52 with it is described Between 4th pressure roller 511, and for the other end winding of the 4th rolling band 512.When the 4th recycling roll 53 is with clockwise When direction rotates, to recycle the used 4th rolling band 512.First coating lump 81 and described the are supported in synchronous pressure When two coating lumps 82, by second coating lump 82 is rolled again, help that second rustproof lacquer portion 822 is greatly reduced Thickness or by its it is complete remove, so that the second face 92 of the substrate 9 is kept smooth.In addition, disposably using the described 4th Rolling band 512 be also avoided that the substrate 9 by rolling during be contaminated happen, and then promoted processing procedure it is good Rate.

In conclusion the utility model roll unit is described by two opposite ends of each conveying roller 12 are respectively pivoted to Side wall 111, and in the case where the face that the conveying roller 12 is used to carry the substrate 9 is contour, make the substrate 9 in flat condition State is mobile.Moreover, the first rolling band 212 is layed in the conveying roller 12 and first pressure roller 211, and will be described Second rolling band 312 is layed in the conveying roller 12 and second pressure roller 311, and when putting the substrate 9, described first is applied Material block 81 with second coating lump 82 is non-sticky sticks at the conveying roller 12, first pressure roller 211 and second pressure roller 311, and then maintain the cleaning of the conveying roller 12, first pressure roller 211 and second pressure roller 311.And by disposable Use described in the first rolling band 212 and the second rolling band 312 can not only adhesion first rustproof lacquer portion 812 and described Second rustproof lacquer portion 822 keeps first coating lump 81 and second coating lump 82 and the substrate 9 coplanar, moreover it is possible to no Pollution is generated to the substrate 9 in rolling step next time.Furthermore described first can be promoted by multiple screed step Coating lump 81 and first face 91 be coplanar and second coating lump 82 and second face 92 it is coplanar, to be promoted Production yield.In addition, through first rolling device 2 and the third rolling device 4 and second rolling device 3 The mode setting up and down with the 4th rolling device 5 can be synchronized to first coating lump 81 and second coating lump 82 The step is executed, production efficiency is substantially improved whereby.Therefore the purpose of the utility model can be reached really.

As described above, only the embodiments of the present invention, when the utility model implementation cannot be limited with this Range, i.e., it is all according to simple equivalent changes and modifications made by the utility model claims book and description, all still belong to The scope of the utility model.

Claims (8)

1. a kind of roll unit is suitable for rolled base sheet, the substrate has the first face for being formed at least one first via hole, And it is filled in first via hole and protrudes from first coating lump in first face, it is characterised in that: the roll unit Include:

Conveying device, including

Microscope carrier has two side walls in the lateral direction separately,

Several conveying rollers, are alternatively arranged along the front-rear direction perpendicular to the left and right directions and two opposite ends of each conveying roller are divided It is not articulated in the side wall, and for conveying the substrate, moves up the substrate in the front and back；And

First rolling device, including

First rolling group, is hubbed at the microscope carrier, and the first rolling group is whole when the substrate is by the first rolling group Put down first coating lump and the thickness of the part that makes first coating lump protrude from first face is reduced.

2. roll unit according to claim 1, it is characterised in that: first coating lump, which has, is filled in described first The first inside courtyard portion in via hole, and be laminated on first inside courtyard portion and protrude from outside the first of first face Coating portion；

The first rolling group, has

First pressure roller, two opposite ends be hubbed at respectively the side wall and with the conveying roller on the front-rear direction separately,

First rolling band, be urgently wound in first pressure roller and the conveying roller and have back on first pressure roller with First leveling face of the conveying roller, the first leveling face is in the substrate by flattening described first when first pressure roller Rustproof lacquer portion and reduce the thickness in first rustproof lacquer portion；

First rolling device further includes

First feed rolls are articulated in the microscope carrier, and for one end winding of the first rolling band to supply first rolling Band,

First recycling roll is articulated in the microscope carrier, and winds for the other end of the first rolling band to recycle used institute State the first rolling band.

3. roll unit according to claim 2, it is characterised in that: the roll unit also includes

Second rolling device, including

Second rolling group, be hubbed at the microscope carrier and on the front-rear direction with the first rolling group separately, described Two rolling groups make described first by further flattening first rustproof lacquer portion when the second rolling group in the substrate The thickness in rustproof lacquer portion is reduced.

4. roll unit according to claim 3, it is characterised in that: the second rolling group has

Second pressure roller, two opposite ends be hubbed at respectively the side wall and with the conveying roller on the front-rear direction separately,

Second rolling band, be urgently wound in second pressure roller and the conveying roller and have back on first pressure roller with Second leveling face of the conveying roller, the second leveling face further flattens institute when the substrate passes through second pressure roller It states the first rustproof lacquer portion and reduces the thickness in first rustproof lacquer portion；And

Second rolling device further includes

Second feed rolls are articulated in the microscope carrier, and for one end winding of the second rolling band to supply second rolling Band, and

Second recycling roll is articulated in the microscope carrier, and winds for the other end of the second rolling band to recycle used institute State the second rolling band.

5. roll unit according to claim 4, it is characterised in that: the substrate also have in contrast to first face and It is formed with the second face of at least one second via hole, and is filled in second via hole and protrudes from the second of second face Coating lump, wherein the roll unit also includes

Third rolling device, including

Third rolling group is hubbed at the microscope carrier and rolls on perpendicular to the up and down direction in the front-back direction with described first Separately, the third rolling group makes institute by flattening second coating lump when third rolling group in the substrate to group The thickness for stating the part that the second coating lump protrudes from second face is reduced.

6. roll unit according to claim 5, it is characterised in that: second coating lump, which has, is filled in described second The second inside courtyard portion in via hole, and be laminated in second inside courtyard portion and protrude from second rustproof lacquer in second face Portion, wherein

The third rolling group, has

Third pressure roller, be hubbed at the microscope carrier and with first pressure roller in the up and down direction separately, with allow described in Substrate passes through,

Third rolls band, is urgently wound in the third pressure roller and has the third leveling face towards the conveying roller, described Third, which flattens face, makes second rustproof lacquer by flattening second rustproof lacquer portion when third pressure roller in the substrate The thickness in portion is reduced；And

The third rolling device further includes

Third feed rolls are articulated in the microscope carrier, and for one end winding of third rolling band to supply the third rolling Band,

Third recycling roll is articulated in the microscope carrier, and winds for the other end of third rolling band to recycle used institute State third rolling band.

7. roll unit according to claim 6, it is characterised in that: the roll unit also includes

4th rolling device, including

4th rolling group, be hubbed at the microscope carrier and on the front-rear direction with the third rolling group separately, described Four rolling groups make described second by further flattening second rustproof lacquer portion when the 4th rolling group in the substrate The thickness in rustproof lacquer portion is reduced.

8. roll unit according to claim 7, it is characterised in that: the 4th rolling group has

4th pressure roller, be hubbed at the microscope carrier and with second pressure roller in the up and down direction separately, with allow described in Substrate passes through,

4th rolling band is urgently wound in the 4th pressure roller and has the 4th leveling face towards the conveying roller, described 4th leveling face makes described second by further flattening second rustproof lacquer portion when four pressure roller in the substrate The thickness in rustproof lacquer portion is reduced；

4th rolling device further includes

4th feed rolls are articulated in the microscope carrier, and for one end winding of the 4th rolling band to supply the 4th rolling Band, and

4th recycling roll is articulated in the microscope carrier, and winds for the other end of the 4th rolling band to recycle used institute State the 4th rolling band.