CN211566110U

CN211566110U - Edge cutting device for rewinding machine

Info

Publication number: CN211566110U
Application number: CN202020030177.7U
Authority: CN
Inventors: 黄卫平; 陈晓光
Original assignee: Shanghai Dingren Packaging Technology Co ltd
Current assignee: Shanghai Dingren Packaging Technology Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-09-25
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses a cutting edge device for rewinding machine relates to the lithography apparatus field, including the quick-witted bedplate, cutting edge subassembly includes the cutter roll and the grooving roller that sets up relatively with the cutter roll, cutter roll and grooving roller rotate with the quick-witted bedplate respectively and are connected, are provided with two annular grooving on the grooving roller, be provided with two on the cutter roll respectively with the annular cutter of annular grooving adaptation, annular cutter and annular grooving are inconsistent, two annular grooving are adjustable at the ascending distance of grooving roller, two annular cutters are adjustable at the ascending distance of cutter roll axial. Through adopting above-mentioned technical scheme, according to waiting to cut the width adjustment that limit transfer paper needs remain the distance between two annular groovings, the position of two annular cutters of position adjustment according to two annular groovings ensures annular cutter and annular grooving looks adaptation, and this scheme makes the cutting edge device can cut the limit to the transfer paper of multiple specification, and its practicality is good, easily popularizes and applies, has great value.

Description

Edge cutting device for rewinding machine

Technical Field

The utility model relates to a lithography apparatus field, more specifically the utility model relates to a trimming device for rewinding machine that says so.

Background

The compound process of membrane paper among traditional printing process is usually to gluing the membrane brush through the rubber-coating roller, then through two rubber-coating rollers with the membrane after gluing with the body paper compound become the transfer paper, the composite in-process, because the roller of placing the membrane can not be completely parallel with the roller of placing the body paper, certain angular deviation more or less can appear in membrane and the body paper composite in-process, in order to improve the fault-tolerant rate, usually can be slightly less than the body paper width with the setting of membrane width in the trade, then later stage is through cutting the limit to the transfer paper in order to solve the problem.

At present, among the prior art, in an authorized publication number CN 204342120U's a Chinese patent document, recorded an automatic cutting edge machine of radium-shine paper of no aluminium, this utility model includes first rotary drum and second rotary drum, be equipped with runner an and runner b on first rotary drum and the second rotary drum respectively, connect with the belt between runner an and the runner b, the paper is located between first rotary drum and the second rotary drum, be provided with the circular cutter dish on the first rotary drum, the position that is provided with recess and recess on the second rotary drum and the position looks adaptation of circular cutter dish, second rotary drum both sides are provided with the locating piece, distance between two locating pieces just is the same with the paper width. The wastepaper tube is stretched into by the paper limit that cuts off on the paper, and the wastepaper tube is connected with high-power air-blower, and this utility model can guarantee that the position that the circular cutter dish cut can be as far as possible unanimous with the predetermined cutting position of paper through matching between circular cutter dish and the recess, and when having avoided cutting the paper, the circular cutter dish leads to the fact the emergence of cutting the unordered condition to the paper owing to the wrench movement.

However, in the prior art, the distance between the two grooves on the second roller is fixed, so that only paper of one specification can be cut, and in the prior art, the cutting object is too single, and the cost performance is not high.

SUMMERY OF THE UTILITY MODEL

To the technical problem, an object of the utility model is to provide a trimming device for rewinding machine, this trimming device is provided with adjustable interval's annular grooving and annular cutter, can carry out the trimming to the transfer paper of multiple specification.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a cutting edge device for rewinding machine, includes quick-witted bedplate, cutting edge subassembly, the cutting edge subassembly includes the cutter roll and the grooving roller that sets up relatively with the cutter roll, cutter roll and grooving roller rotate with quick-witted bedplate respectively and are connected, be provided with two annular grooving on the grooving roller, be provided with two annular cutters with the annular grooving adaptation respectively on the cutter roll, annular cutter and annular grooving are inconsistent, two annular grooving is at the ascending distance adjustable of grooving roller, two annular cutter is at cutter roll axial distance adjustable.

Through adopting above-mentioned technical scheme, according to waiting to cut the width adjustment that limit transfer paper needs remain the distance between two annular groovings, the position of two annular cutters of position adjustment according to two annular groovings ensures annular cutter and annular grooving looks adaptation, and this scheme makes the cutting edge device can cut the limit to the transfer paper of multiple specification, and its practicality is good, easily popularizes and applies, has great value.

The utility model discloses further set up to: the grooving roller is provided with an adjusting combination, the adjusting combination comprises two knife sleeves and a plurality of shaft sleeves, the two knife sleeves are sleeved on the grooving roller, the shaft sleeves are sleeved on the grooving roller and used for adjusting the distance between the two knife sleeves, two annular cutting grooves are respectively formed in the two knife sleeves, and two ends of the grooving roller are detachably connected with fixing pieces used for fixing the adjusting combination.

Through adopting above-mentioned technical scheme, the adjustment combination is established to the cover on the grooving roller, and annular grooving relies on the broach shell to exist, through the arrangement order between broach shell and the axle sleeve in the change adjustment combination, and the distance between two broach shells can change, and then has realized two annular grooving in the adjustable of grooving roller axial mutual distance.

The utility model discloses further set up to: the fixing piece comprises a fixing piece and two fixing pieces, external threads are formed in the outer side faces of two end portions of the grooving roller, the fixing piece and the two fixing pieces are in threaded connection with the two end portions of the grooving roller respectively, and two ends of the adjusting combination are abutted to the fixing piece and the fixing pieces respectively.

Through adopting above-mentioned technical scheme, fixed one and two fixed through respectively with grooving roller both ends threaded connection realized with grooving roller between can dismantle the connection, threaded connection simple structure, it is convenient to dismantle.

The utility model discloses further set up to: the grooving roller is characterized in that a driving piece used for driving the grooving roller to rotate is arranged at one end of the grooving roller, the grooving roller and the cutter roller are arranged in a transmission mode, the grooving roller and the cutter roller synchronously rotate in opposite directions, and the linear speeds of the annular cutter and the annular grooving roller at the collision point are the same.

Through adopting above-mentioned technical scheme, grooving roller and the synchronous antiport of cutter roller, annular cutter and annular grooving are the same at the rotation direction of conflict department, when cutting a border to the transfer paper, make the advancing speed and the advancing direction of transfer paper at the contact point respectively with annular cutter and annular grooving at the linear velocity and the rotation direction of conflict department the same, there is not relative motion between transfer paper and annular cutter and the annular grooving this moment, and then reduced the frictional force between transfer paper and annular cutter and the annular grooving.

The utility model discloses further set up to: the two fixed parts comprise driving gears, and driven gears meshed with the driving gears are fixedly arranged on the cutter rollers.

Through adopting above-mentioned technical scheme, the driving gear has realized through meshing with driven gear that the grooving roller has driven the cutter roller antiport, this scheme simple structure, convenient and practical.

The utility model discloses further set up to: the cutter roller is provided with a positioning piece, the positioning piece is fixed/slid on the cutter roller, and the positioning piece is fixedly connected with the annular cutter.

By adopting the technical scheme, the annular cutters are fixedly connected with the positioning piece, the positioning piece is fixed/slides on the cutter roller, which is equivalent to the annular cutters being fixed/slide on the cutter roller, and the scheme realizes that the distance between the two annular cutters in the axial direction of the cutter roller can be adjusted.

The utility model discloses further set up to: the setting element includes first nested and second nestedly, the annular cutter is located between first nested and the second nestedly, annular cutter both sides respectively with first nested and the nested fixed connection of second, the locating hole has been seted up on the second nestedly, locating hole female connection has positioning bolt, positioning bolt contradicts with the cutter roller/separation.

Through adopting above-mentioned technical scheme, when positioning bolt and cutter roller separation, the setting element can slide on the cutter roller, and the annular cutter removes along with the removal of setting element on the cutter roller, and when positioning bolt contradicts with the cutter roller, the setting element is fixed on the cutter roller, and the annular cutter is fixed along with the setting element is fixed on the cutter roller.

The utility model discloses further set up to: the first nesting, the annular cutter and the second nesting are connected through a fixing bolt.

By adopting the technical scheme, the first nesting sleeve, the annular cutter and the second nesting sleeve are fixedly connected with the positioning piece through the fixing bolt, the bolt fixing structure is simple, and the bolt is convenient to assemble and disassemble.

To sum up, the utility model discloses following beneficial effect has:

1. the distance between the two annular cutting grooves is adjusted according to the width of the transfer paper to be cut to be reserved, the positions of the two annular cutters are adjusted according to the positions of the two annular cutting grooves to ensure that the annular cutters are matched with the annular cutting grooves, the scheme enables the edge cutting device to cut edges of the transfer paper with various specifications, and the edge cutting device is good in practicability, easy to popularize and apply and high in value.

2. The adjustment combination is established to the cover on the grooving roller, and annular grooving relies on the broach shell to exist, through the arrangement order between broach shell and the axle sleeve in the change adjustment combination, the distance between two broach shells can change, and then has realized the adjustable of annular grooving in grooving roller axial distance.

3. The grooving roller and the slitting roller synchronously rotate in opposite directions, the rotation directions of the annular cutter and the annular grooving at the contact point are the same, when the transfer paper is subjected to edge cutting, the advancing speed and the advancing direction of the transfer paper at the contact point are respectively the same as the linear speed and the rotation directions of the annular cutter and the annular grooving at the contact point, no relative motion exists between the transfer paper and the annular cutter and between the transfer paper and the annular grooving, and then the friction force between the transfer paper and the annular cutter and between the transfer paper and the annular grooving is reduced.

Drawings

FIG. 1 is a diagram of the present embodiment;

fig. 2 is an exploded view of the trimming assembly according to the present embodiment.

Reference numerals: 1. a machine seat board; 2. cutting edge components; 3. a grooving roller; 3.1, shaft sleeve; 3.2, a knife sleeve; 3.3, annular grooving; 3.4, fixing a sleeve; 3.5, a driving gear; 4. a cutter roll; 4.1, a ring-shaped cutter; 4.2, positioning parts; 4.3, a first nesting; 4.4, second nesting; 4.5, fixing holes; 4.6, fixing the bolt; 4.7, positioning holes; 4.8, positioning bolts; 4.9, a driven gear; 5. a drive motor; 6. and transferring the paper.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a trimming device for rewinding machine, as shown in fig. 1 and 2, including bedplate 1 and trimming subassembly 2, bedplate 1 quantity has two and sets up relatively, trimming subassembly 2 includes grooving roller 3 and cutter roller 4, grooving roller 3 and cutter roller 4 both ends rotate respectively with two bedplate 1 and are connected, grooving roller 3 is located the below of cutter roller 4 and both axial parallel, trimming subassembly 2 carries out the trimming to the transfer paper 6 that passes between grooving roller 4 and grooving roller 3.

As shown in fig. 1 and 2, a roller of a grooving roller 3 is sleeved with a plurality of shaft sleeves 3.1 and cutter sleeves 3.2, wherein the number of the shaft sleeves 3.1 is multiple, the shaft sleeves 3.1 are divided into a plurality of types according to the axial length difference of the shaft sleeves 3.1, the number of the cutter sleeves 3.2 is two, the shaft sleeves 3.1 and the cutter sleeves 3.2 are sequentially sleeved on the grooving roller 3 in the form of a plurality of shaft sleeves 3.1, cutter sleeves 3.2, a plurality of shaft sleeves 3.1, cutter sleeves 3.2 and a plurality of shaft sleeves 3.1 on the grooving roller 3, the outer side of the cutter sleeve 3.2 is provided with an annular grooving 3.3, and the combination type and number of the plurality of shaft sleeves 3.1 between the two cutter sleeves 3.2 are adjusted according to the width of transfer paper 6 to be cut, so that the distance between the two annular grooving 3.3 is matched with the width of; the both ends of grooving roller 3 are provided with fixed one respectively and fix two, and fixed one is fixed cover 3.4, and fixed two is driving gear 3.5, and the external screw thread has been seted up at grooving roller 3 both ends, and fixed cover 3.4 and driving gear 3.5 respectively with grooving roller 3 both ends threaded connection, fixed cover 3.4 and driving gear 3.5 opposite flank respectively with grooving roller 3 go up the axle sleeve 3.1 that the cover was established, the combination of knife pouch 3.2 is contradicted with fixed axle sleeve 3.1, the combination of knife pouch 3.2.

As shown in fig. 1 and 2, the cutter roll 4 is provided with an annular cutter 4.1 and two positioning members 4.2 for fixing the annular cutter 4.1, the positioning members 4.2 are two, each positioning member 4.2 comprises a first nest 4.3 and a second nest 4.4, the annular cutter 4.1 is positioned between the first nest 4.3 and the second nest 4.4 and coaxially arranged, the first nest 4.3, the annular cutter 4.1 and the second nest 4.4 are respectively provided with a fixing hole 4.5 which is matched with each other along the axial end face, the fixing hole 4.5 is internally threaded with a fixing bolt 4.6, the axial length of the first nest 4.3 is smaller than that of the second nest 4.4, the fixing bolt 4.6 enters from the fixing hole 4.5 at one end of the first nest 4.3, the annular cutter 4.1 and the second nest 4.4 are sequentially and fixedly connected, the positioning hole 4.7 is a through hole, the positioning bolt 4.7 is connected with the positioning bolt 4.8, and the positioning hole 4.4 is separated from the cutter roll 4.4.4 through the positioning hole 8, and the cutter roll And the position of the two annular cutters 4.1 on the cutter roller 4 is matched with the position of the two annular cutting grooves 3.3.

As shown in fig. 1 and 2, one end of the cutter roller 4 close to the driving gear 3.5 is provided with a driven gear 4.9, the driving gear 3.5 is engaged with the driven gear 4.9, a driving part is fixedly arranged on the base plate 1 close to one side of the driving gear 3.5, the driving part is a driving motor 5, the driving motor 5 is in transmission connection with the end part of the grooving roller 3 close to the driving gear 3.5, the driving gear 3.5 drives the driven gear 4.9 to rotate reversely under the driving of the driving motor 5, the annular cutter 4.1 is abutted to the annular grooving 3.3, and the linear velocities of the annular cutter 4.1 and the annular grooving 3.3 at the abutting point are the same.

The working principle of the embodiment is as follows:

when the transfer paper 6 with different specifications is subjected to edge cutting, the arrangement sequence between the cutter sleeve 3.2 and the shaft sleeve 3.1 in the adjustment combination is changed, the distance between the two annular cutting grooves 3.3 is adjusted according to the width of the transfer paper 6 to be cut, and then the adjustment combination is fixed through the fixed sleeve 3.4 and the driving gear 3.5.

Adjusting the positioning bolt 4.8 enables the positioning piece 4.2 to slide on the cutter roller 4, adjusting the positions of the two annular cutters 4.1 according to the positions of the two annular cutting grooves 3.3 to ensure that the annular cutters 4.1 are matched with the annular cutting grooves 3.3, and then adjusting the positioning bolt 4.8 to enable the positioning piece 4.2 to be fixed on the cutter roller 4.

When cutting, the transfer paper 6 is positioned between the cutter roller 4 and the grooving roller 3, the grooving roller 3 and the cutter roller 4 synchronously rotate in opposite directions, the linear speed and the rotating direction of the annular cutter 4.1 and the annular grooving 3.3 at the collision point are the same, when the transfer paper 6 is subjected to edge cutting, the advancing speed of the transfer paper 6 is controlled, the advancing speed of the transfer paper 6 at the contact point is enabled to be the same as the linear speed of the annular cutter 4.1 at the collision point, and the advancing direction of the transfer paper 6 at the contact point is the same as the rotating direction of the annular cutter 4.1 at the collision point.

The present invention is not limited to the above embodiment, and those skilled in the art can make modifications to the embodiment as required without inventive contribution after reading the present specification, but all the modifications are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a cutting edge device for rewinding machine, includes quick-witted bedplate (1), cutting edge subassembly (2) include cutter roller (4) and with relative grooving roller (3) that sets up of cutter roller (4), cutter roller (4) and grooving roller (3) rotate with quick-witted bedplate (1) respectively and are connected, be provided with two annular grooving (3.3) on grooving roller (3), be provided with two annular cutter (4.1) with annular grooving (3.3) adaptation respectively on cutter roller (4), annular cutter (4.1) and annular grooving (3.3) counterbalance, its characterized in that, two annular grooving (3.3) are adjustable at grooving roller (3) axial ascending distance, two annular cutter (4.1) is adjustable at cutter roller (4) axial distance.

2. The trimming device for the rewinding machine according to claim 1, characterized in that the grooving roller (3) is provided with an adjusting assembly, the adjusting assembly comprises two cutter sleeves (3.2) sleeved on the grooving roller (3) and a plurality of shaft sleeves (3.1) sleeved on the grooving roller (3) and used for adjusting the distance between the two cutter sleeves (3.2), the two annular cutting grooves (3.3) are respectively arranged on the two cutter sleeves (3.2), and two ends of the grooving roller (3) are detachably connected with fixing members for fixing the adjusting assembly.

3. The edge cutting device for the rewinding machine as claimed in claim 2, wherein the fixing member comprises a first fixing member and a second fixing member, the outer side surfaces of the two end portions of the grooving roller (3) are provided with external threads, the first fixing member and the second fixing member are respectively in threaded connection with the two end portions of the grooving roller (3), and the two ends of the adjusting assembly are respectively abutted against the first fixing member and the second fixing member.

4. The trimming device for rewinding machines according to claim 3, characterized in that one end of said slitting roller (3) is provided with a driving member for driving the slitting roller (3) to rotate, said slitting roller (3) and said cutter roller (4) are arranged in a transmission manner, said slitting roller (3) and said cutter roller (4) rotate in opposite directions synchronously, and the linear speeds of said annular cutter (4.1) and said annular slit (3.3) at the point of collision are the same.

5. An edge cutting device for rewinding machines according to claim 4, characterized in that said two fixed members comprise a driving gear (3.5) and said cutter roller (4) is fixedly provided with a driven gear (4.9) engaged with said driving gear (3.5).

6. The trimming device for rewinding machines according to claim 1, characterized in that said cutter roller (4) is provided with a positioning element (4.2), said positioning element (4.2) being fixed/slidable on the cutter roller (4), said positioning element (4.2) being fixedly connected to the annular cutter (4.1).

7. The trimming device for the rewinding machine according to claim 6, wherein the positioning element (4.2) comprises a first nest (4.3) and a second nest (4.4), the annular cutter (4.1) is positioned between the first nest (4.3) and the second nest (4.4), two sides of the annular cutter (4.1) are respectively and fixedly connected with the first nest (4.3) and the second nest (4.4), the second nest (4.4) is provided with a positioning hole (4.7), the positioning hole (4.7) is internally connected with a positioning bolt (4.8), and the positioning bolt (4.8) is abutted against/separated from the cutter roller (4).

8. An edge cutting device for rewinding machines according to claim 7, characterized in that said first nest (4.3), annular cutter (4.1) and second nest (4.4) are connected by means of fixing bolts (4.6).