CN208084452U - Band saw paper cutter - Google Patents

Abstract

Paper cutter is sawed the utility model discloses a kind of band, including feeding device, sawing frame and is set on sawing frame and can be relative to the saw cutting mechanism that sawing frame moves up and down；Feeding device includes pedestal and two clamp assemblies, and one end of pedestal extends into sawing frame, and the top surface of pedestal open up it is fluted；Two clamp assemblies are set in turn in along the length direction of groove on pedestal, and can be worked in coordination to pick up the roll web in groove and roll web is moved at saw cutting mechanism.The band saws paper cutter, and work efficiency is high, and sawing precision is high, effect is good.

Description

Band saw paper cutter

Technical field

The utility model is related to cut paper apparatus fields more particularly to a kind of band to saw paper cutter.

Background technology

Currently, enter paper, holding paper, cut paper and paper delivery process of the roll web through paper cutter obtain the roll web of certain specification.

Existing band saw paper cutter generally comprises sawing platform and cutting device, wherein sawing platform uses roller form； Cutting device uses four bandsaw wheel structures, that is, includes four bandsaw wheels, the bands for band being sleeved on this four bandsaw wheels and driving four Two lead screws that a bandsaw wheel and bands for band move up and down jointly.When work, roll web clamping passes through sawing on sawing platform The roller of platform drives roll web to roll, and four bandsaw wheels drive bands for band rotation, and sawing is carried out to the roll web to realize.

But this band saw paper cutter has the following problems：

1) there is friction between the paper and roller of roll web, be easy to damage paper；

2) roll web in irregular shape is not suitable for due to (sideslip) unstable when roll surface rotates to such Roll web is cut；

3) since using manually by reel paper material clamping on sawing platform, working efficiency is low, and sawing precision is low；

4) contact area of bands for band and four bandsaw wheels is smaller, and sawing pulling force is inadequate in the running；Bands for band is in wheel face On fluctuation of service；It is easy to cause whole force unbalance using two lead screw drivings and jitter phenomenon occurs；These problems The sawing effect of roll web can be influenced.

Utility model content

The purpose of this utility model is that proposing a kind of band saw paper cutter, work efficiency is high, and sawing precision is high, effect is good.

For this purpose, the utility model uses following technical scheme：

A kind of band saws paper cutter, including feeding device, sawing frame and is set on the sawing frame and can be opposite In the saw cutting mechanism that the sawing frame moves up and down；The feeding device includes：

One end of pedestal, the pedestal extends into the sawing frame, and the top surface of the pedestal open up it is fluted； And

Two clamp assemblies, the length direction along the groove are set in turn on the pedestal, two clamping groups Part can work in coordination to pick up the roll web in the groove and the roll web is moved at the saw cutting mechanism.

Further, two clamp assemblies include：

Holding paper frame, the holding paper frame are slidably connected with the pedestal；

Collet, the collet are rotatably dispose in the opposite side of two holding paper framves；And

The height adjustment device that the collet can be driven to be moved up and down relative to the holding paper frame.

Further, the feeding device further includes the first driving dress that can drive one of them collet rotation It sets.

Further, there are two translation oil cylinder, the movable end difference of two translation oil cylinders for connection on the pedestal It is connect with two holding paper framves.

Further, the saw cutting mechanism includes：

Crane is slidably connected with the sawing frame；

Two the first bandsaw wheels, are rotationally connected on the crane, and the center of two first bandsaw wheels connects Line is vertical with the conveying direction of the roll web；

Second bandsaw wheel is rotationally connected on the crane, and constitutes triangle between two first bandsaw wheels Shape structure；And

The bands for band being set on two first bandsaw wheels and second bandsaw wheel.

Further, the saw cutting mechanism further include can stablize between two first bandsaw wheels described in The steady saw device of bands for band.

Further, there are two the steady saw device settings；Two steady saw devices include：

The holder being connect with the crane offers the guide groove of perforation on the holder；And

Two propelling sheaves on the bracket are rotatablely connected, are oriented to described in the gap face between two propelling sheaves Slot.

Further, the saw cutting mechanism further include connect with the crane and can drive one of them described One bandsaw wheel or the second driving device of second bandsaw wheel rotation.

Further, the band saw paper cutter further includes driving mechanism, and the driving mechanism includes：

Be divided into four ball screws of four corners of the crane, the both ends of each ball screw with it is described Sawing frame member connects；And

Drive four co-rotational drive components of ball screw；The driving component includes lift motor and institute Lift motor output end connection first class reducer and four 2-level reducers, four 2-level reducers respectively with four The ball screw connection；The first class reducer is sequentially connected by transmission shaft and commutator with each 2-level reducer.

Further, the band saw paper cutter further includes top paper lifter；The top paper lifter includes：

Fixed plate；

Two rollers being rotationally connected with side by side in the fixed plate, the central axial direction of two rollers with it is described The length direction of groove is consistent；And

Drive the second lifting cylinder of the fixed plate lifting.

The beneficial effects of the utility model are：The band sawing paper machine can realize roll web automatic charging, and work efficiency is high, Sawing precision is high, effect is good.

Description of the drawings

Fig. 1 is the structural schematic diagram of band saw paper cutter provided by the utility model；

Fig. 2 is the structural schematic diagram of another angle of band saw paper cutter provided by the utility model；

Fig. 3 is the structural schematic diagram of feeding device in Fig. 1；

Fig. 4 is the structural schematic diagram of saw cutting mechanism in Fig. 1；

Fig. 5 is the structural schematic diagram of steady saw device in Fig. 1；

Fig. 6 is the structural schematic diagram that paper lifter is pushed up in Fig. 1.

In figure：2-level reducer 1；Transmission shaft 2；Lift motor 3；First class reducer 4；Commutator 5；Steady saw device 6；Holder 61；Propelling sheave 62；Guide groove 63；Suction box 7；Roll web 8；First lifting cylinder 9；Holding paper frame 10；Guide groove 101；Collet 11；The One driving device 12；Sawing frame 13；Bands for band 14；First bandsaw wheel 151；Second bandsaw wheel 152；Ball screw 16；Straight line Guide rail 17；Crane 18；Second sliding block 181；Bands for band anti-back wheel 19；Pedestal 21；Groove 211；Translation oil cylinder 212；Guide rail 213；V-belt 22；Servo motor 23；Push up paper lifter 24；Fixed plate 241；Roller 242；Second lifting cylinder 243；First slides Block 25；Upper paper tube 26.

Specific implementation mode

Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.

As shown in Figures 1 to 6, a kind of band saws paper cutter, including feeding device, sawing frame 13 and is set to sawing frame 13 Saw cutting mechanism that is upper and being moved up and down relative to sawing frame 13.

Specifically, feeding device includes pedestal 21 and two clamp assemblies.One end of pedestal 21 extends into sawing frame 13 It is interior, and the top surface of pedestal 21 opens up fluted 211.Two clamp assemblies are set in turn in bottom along the length direction of groove 211 On seat 21, and it can work in coordination to pick up the roll web 8 in groove 211 and roll web 8 is moved at saw cutting mechanism.Feeding When, roll web 8 is positioned in groove 211, the roll web 8 in groove 211 is picked up and is moved to by two clamp assemblies At saw cutting mechanism, to realize the rapid material-feeding of roll web 8, use is more convenient, and feeding precision is relatively high.In addition, in movement And during cutting drum paper 8, roll web 8 leaves pedestal 21 and is vacantly arranged, to can avoid roll web 8 due to being rubbed Keep its outer surface impaired.

To further increase the loading efficiency of roll web 8, can upper paper device be set in the side of pedestal 21.Paper device on this Including bucket-shaped upper paper tube 26, side and the pedestal 21 of upper paper tube 26 are rotatablely connected.When feeding, roll web 8 is placed on upper paper In cylinder 26, by overturning upper paper tube 26 so that the roll web 8 in upper paper tube 26 is automatically scrolling in groove 211.Certainly, can lead to It crosses and increases the driving structures such as oil cylinder to realize the automatic turning of upper paper tube 26.

Include and pedestal 21 to the automatic clamping of the roll web 8 in groove 211 and movement, two clamp assemblies to realize The holding paper frame 10 that is slidably connected, be rotatably dispose in two holding paper framves 10 opposite side collet 11 and collet 11 can be driven The height adjustment device moved up and down relative to holding paper frame 10.Wherein, translation oil cylinder 212 there are two being connected on pedestal 21, two The movable end of translation oil cylinder 212 is connect with two holding paper framves 10 respectively, and two holding paper framves 10 are driven by two translation oil cylinders 212 It moves towards.The length direction of 21 upper edge groove 211 of pedestal is provided with two guide rails 213, is moved with two holding paper framves 10 of guiding. Height adjustment device includes the first lifting of the first sliding block 25 being slidably connected with holding paper frame 10 and driving the first sliding block 25 lifting Oil cylinder 9.Wherein, the movable end of the first lifting cylinder 9 is connect with the first sliding block 25, fixing end and holding paper frame 10 connect.Collet 11 It is rotatably connected on the first sliding block 25.Collet 11 is driven to move up and down by the first lifting cylinder 9, to realize to roll web 8 Clamped height adjusting.To further increase the positional precision of collet 11, can vertically be offered on holding paper frame 10 Guide groove 101, the first sliding block 25 are placed in guide groove 101, and can be moved along the length direction of guide groove 101.

To enable two collets 11 that its roll web 8 being clamped to be driven to rotate, which further includes that can drive it In a collet 11 rotate first driving means 12.Preferably, first driving means 12 are gear motor, and collet 11 passes through connection The output end of axis device and gear motor connects.Gear motor is connected to by fixed frame on corresponding first sliding block 25.

For the clamp precision for further increasing to roll web 8, the radian of the radian and 8 periphery of roll web of groove 211 can be made It is identical, and the central axis of two collets 11 and the central cross-section of groove 211 are coplanar.

The band is sawed in paper cutter, and saw cutting mechanism includes 18, two first bands of crane being slidably connected with sawing frame 13 Saw wheel 151, the second bandsaw wheel 152 and the bands for band 14 being set on two the first bandsaw wheels 151 and the second bandsaw wheel 152.Its In, two the first bandsaw wheels 151 and the second bandsaw wheel 152 are rotationally connected on crane 18, and two the first bandsaw wheels 151 line of centres is vertical with the conveying direction of roll web 8, is constituted between two the first bandsaw wheels 151 and the second bandsaw wheel 152 Triangular structure.The saw cutting mechanism is band by two the first bandsaw wheels 151 of triangle structure and the second bandsaw wheel 152 Saw blade 14 provides sufficient sawing pulling force, and stable structure is reliable, and sawing effect is more preferable.

To further increase the sawing stability of bands for band 14, which further includes that can stablize positioned at two first The steady saw device 6 of bands for band 14 between bandsaw wheel 151.Wherein, there are two the settings of steady saw device 6, two steady saw devices 6 wrap It includes：The holder 61 being connect with crane 18 and two propelling sheaves 62 being rotatably connected on holder 61 are offered on holder 61 and are passed through Logical guide groove 63；Gap face guide groove 63 between two propelling sheaves 62.Bands for band 14 passes through guide groove 63, and from two It is passed through between propelling sheave 62.

Further, bands for band anti-back wheel 19 is connected on crane 18.Bands for band anti-back wheel 19 heads on bands for band always 14, it draws back to prevent stop-band saw blade 14, the moving direction of bands for band 14 is made to cut the thrust phase of direction of feed with roll web 8 always To.

To realize the automatic rotation of bands for band 14, one of them first bandsaw wheel can be driven by being connected on crane 18 151 or second bandsaw wheel 152 rotate the second driving device.Second driving device includes servo motor 23, one of them One bandsaw wheel 151 or the second bandsaw wheel 152 are connect by V-belt 22 with the output end of servo motor 23.

For the adjusting of the sawing height of realization bands for band 14, it further includes driving mechanism which, which saws paper cutter, the driving mechanism Four 16 co-rotational drives of ball screw of four ball screws 16 and driving including four corners for being divided into crane 18 Dynamic component；Wherein, the both ends of each ball screw 16 are rotatablely connected with sawing frame 13；Drive component include lift motor 3, with The first class reducer 4 and four 2-level reducers 1 of the output end connection of institute's lift motor 3, four 2-level reducers 1 are respectively with four A ball screw 16 connects；First class reducer 4 is sequentially connected by transmission shaft 2 and commutator 5 with each 2-level reducer 1.Work When, it drives first class reducer 4 and each 2-level reducer 1 to rotate by lift motor 3, four ball screws 16 is driven to turn jointly It is dynamic, and then crane 18 and the saw cutting mechanism on crane 18 is driven to be moved up and down relative to sawing frame 13, to real The adjusting of the sawing height of existing bands for band 14.Stress equalization during lifting of crane 18, it is mobile steady, it is bands for band 14 Stabilization sawing provide preferable condition.

For the stability for further increasing when bands for band 14 moves up and down, it is vertically arranged that there are four straight on sawing frame 13 Line guide rail 17, four edges of crane 18 are connected separately with the second sliding block 181, each second sliding block 181 with corresponding four The linear guide 17 is slidably connected.

For ease of removing some the paper scrap powder generated during sawing roll web 8, can be connected on crane 18 There is suction box 7, it is using dust collection equipment that the paper scrap powder in suction box 7 is clear to accommodate the paper scrap powder generated in sawing process It removes.

In addition, the part being cut of roll web 8 and to be torn between remainder when avoiding cutting, can saw It cuts and adds top paper lifter 24 below mechanism, when cutting, top paper lifter 24 can support the portion that roll web 8 is cut Point.Specifically, top paper lifter 24 include fixed plate 241, two rollers 242 being rotationally connected with side by side in fixed plate 241 and The second lifting cylinder 243 for driving fixed plate 241 to lift.Wherein, the central axial direction of two rollers 242 and groove 211 Length direction is consistent.

The technical principle of the utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein, Those skilled in the art would not require any inventive effort the other specific implementation modes that can associate the utility model, These modes are fallen within the scope of protection of the utility model.

Claims (10)

1. a kind of band saws paper cutter, including feeding device, sawing frame (13) and it is set on the sawing frame (13) and energy Enough saw cutting mechanisms moved up and down relative to the sawing frame (13)；It is characterized in that, the feeding device includes：

One end of pedestal (21), the pedestal (21) extends into the sawing frame (13), and the top of the pedestal (21) Face opens up fluted (211)；And

Two clamp assemblies, the length direction along the groove (211) are set in turn on the pedestal (21), two folders Holding component can work in coordination to pick up the roll web (8) in the groove (211) and be moved to the roll web (8) described At saw cutting mechanism.

2. band according to claim 1 saws paper cutter, which is characterized in that two clamp assemblies include：

Holding paper frame (10), the holding paper frame (10) are slidably connected with the pedestal (21)；

Collet (11), the collet (11) are rotatably dispose in the opposite side of two holding paper framves (10)；And

The height adjustment device that the collet (11) can be driven to be moved up and down relative to the holding paper frame (10).

3. band according to claim 2 saws paper cutter, which is characterized in that the feeding device further includes that can drive wherein The first driving means (12) of one collet (11) rotation.

4. band according to claim 2 saws paper cutter, which is characterized in that there are two translation oil for connection on the pedestal (21) The movable end of cylinder (212), two translation oil cylinders (212) is connect with two holding paper framves (10) respectively.

5. band according to claim 1 saws paper cutter, which is characterized in that the saw cutting mechanism includes：

Crane (18) is slidably connected with the sawing frame (13)；

Two the first bandsaw wheels (151), are rotationally connected on the crane (18), and two first bandsaw wheels (151) the line of centres is vertical with the conveying direction of the roll web (8)；

Second bandsaw wheel (152) is rotationally connected on the crane (18), and with two first bandsaw wheels (151) it Between triangle structure；And

The bands for band (14) being set on two first bandsaw wheels (151) and second bandsaw wheel (152).

6. band according to claim 5 saws paper cutter, which is characterized in that the saw cutting mechanism further includes that can stablize to be located at The steady saw device (6) of the bands for band (14) between two first bandsaw wheels (151).

7. band according to claim 6 saws paper cutter, which is characterized in that there are two steady saw device (6) settings；Two The steady saw device (6) includes：

The holder (61) being connect with the crane (18) offers the guide groove (63) of perforation on the holder (61)；And

Two propelling sheaves (62) being rotatably connected on the holder (61), the gap face between two propelling sheaves (62) The guide groove (63).

8. band according to claim 5 saws paper cutter, which is characterized in that the saw cutting mechanism further includes and the crane (18) connect and can drive second that one of them described first bandsaw wheel (151) or second bandsaw wheel (152) rotate Driving device.

9. band according to claim 5 saws paper cutter, which is characterized in that the band saw paper cutter further includes driving mechanism, The driving mechanism includes：

It is divided into four ball screws (16) of four corners of the crane (18), the both ends of each ball screw (16) It is rotatablely connected with the sawing frame (13)；And

Drive four co-rotational drive components of the ball screw (16)；The driving component include lift motor (3), with The first class reducer (4) of the output end connection of institute's lift motor (3) and four 2-level reducers (1), four double reductions Machine (1) is connect with four ball screws (16) respectively；The first class reducer (4) passes through transmission shaft (2) and commutator (5) It is sequentially connected with each 2-level reducer (1).

10. band according to claim 1 saws paper cutter, which is characterized in that the band saw paper cutter further includes top paper lifting Device (24)；The top paper lifter (24) includes：

Fixed plate (241)；

Two rollers (242) being rotationally connected with side by side in the fixed plate (241), the central shaft of two rollers (242) Line direction is consistent with the length direction of the groove (211)；And

The second lifting cylinder (243) for driving the fixed plate (241) to lift.