CN201580591U

CN201580591U - Three-scissor shearing device

Info

Publication number: CN201580591U
Application number: CN2009202126297U
Authority: CN
Inventors: 钟力行; 牛仁红
Original assignee: SHANGHAI MAIWEI PACKING MACHINERY CO Ltd
Current assignee: KUNSHAN SAMWIN PACKAGING TECHNOLOGY CO., LTD.
Priority date: 2009-12-07
Filing date: 2009-12-07
Publication date: 2010-09-15
Anticipated expiration: 2019-12-07

Abstract

The utility model relates to a three-scissor shearing device which comprises a bracket frame base, a scissor mechanism, a cam driving rocker mechanism and a scissor opening signal mechanism; the bracket frame base is a square base frame constructed by a frame rear plate, a right side plate, a frame front plate and a left side plate which are integrally fastened by screws, the bracket frame base is fixedly mounted on the shearing station position of a substrate, a scissor base shaft is mounted between the left side plate and the right side plate, the scissor base shaft is movably connected with three groups of scissor mechanisms. As the shearing device adopts the scissor mechanism, the cam driving rocker mechanism and the scissor opening signal mechanism, the three-bag simultaneous shearing separation problem of a horizontal three-bag delivery packaging machine, and the productivity of the packaging machine can be doubled.

Description

The triple-shear shear

Technical field

The utility model relates to a kind of horizontal three that is used for and goes out on the bag automatic packaging unit three packaging bags and be sheared shear separately simultaneously.

Background technology

The horizontal automatic packaging machine disposes a cover simple shear knife system or a dual-scissors shearing device according to the form demand of single bag of output or two bags of outputs on wrapping machine.To be our company go out key device of the stylish design-calculated of bag automatic packaging unit in that exploitation horizontal in 2005 is two to dual-scissors shearing device, it has only solved two packaging bags and has sheared the problem of separation simultaneously, and this device has been applied for national inventing patent (application number: 200510025204.1) simultaneously.The horizontal of developing for the prouctiveness of the formula automatic packaging machine of further improving the standard three goes out that bag automatic packaging unit disposes, it opens a bag filling after can making three packaging bags shear separation simultaneously, can finish the filling and packing of three sacks in a cycle of operations.

Summary of the invention

The utility model is will solve horizontal three to go out the technical matters that bag automatic packaging unit is sheared three sacks simultaneously, and provides a kind of simple in structure, triple-shear shear easy to adjust.

For realizing that the technical scheme that the purpose of this utility model adopted is: a kind of triple-shear shear, comprise support skeleton frame, shear mechanism, cam drive rocker mechanism, scissors opening signal mechanism is characterized in:

The support skeleton frame by frame after plate, right side board, frame header board, left side board be tightened to integrally formed square mounting by screw, and be fixed on the installation base plate and shear the station position, one tool rest axle is housed between left side board and right side board, flexibly connects three groups of shear mechanisms on the tool rest axle;

Shear mechanism comprises outside tool rest, outer blades, inboard tool rest, inboard blade, belleville spring sheet, circular nut, flute profile slide block, stage clip seat pin, stage clip, attaching screw; Bearing is housed and locks bearing by circlip in the seat hole of outside tool rest, outside tool rest is assemblied on the bearing shoulder of inboard tool rest, on the tool rest of the outside outer blades is housed, and inboard blade is captiveed joint with the seat arm of inboard tool rest,

The cam drive rocker mechanism comprises cam, cam rocker arm, short fork, lower bracket piece, upper bracket piece; The square mounting below in installation base plate front is fixed with two lower bracket pieces, on the adapter shaft between two lower bracket pieces short fork is housed; Installation base plate reverse side phase square shaped mounting position upper fixed has two upper bracket pieces, on the minor axis between two upper bracket pieces cam rocker arm is housed, be connected with extension spring between the long tension spring bar of the extension spring lever arm of cam rocker arm and the reverse side upper fixed of substrate, the bearing lever arm of cam rocker arm contacts with the wheel rim of cam by bearing; The long lever arm of stretching out the cam rocker arm of substrate front side is connected with the lever arm of inboard tool rest by adjusting screw(rod), is connected by the short fork in long adjusting screw(rod) and below, and short fork is connected with lever arm on the tool rest of the outside by the lower end adjusting screw(rod);

Scissors opening signal mechanism comprises back plate, litter seat, slide bar, supporting plate, near switch, upper fixed is connected with back plate in installation base plate reverse side cam rocker arm installation site, captive joint slider block on the back plate is equipped with slide bar in the slider block, be equipped with on the supporting plate near switch, and the roller near switch is connected with the contact of slide bar one end inclined-plane, and the lower end of slide bar is connected with the extension spring lever arm of cam rocker arm.

Load onto the oil-free lubrication axle sleeve in the seat hole of inboard tool rest, the bearing bore outer end is provided with the belleville spring sheet, and by circular nut inside and outside tool rest is locked into one;

The outside has on the tool rest one to protrude the rim down and go in the long slot bore on the frame header board movably in the notch of flute profile slide block.

The beneficial effects of the utility model are: the utility model is owing to adopt shear mechanism, cam drive rocker mechanism, scissors opening signal mechanism, solved horizontal three and gone out three bags of bag package machine and shear separation problem simultaneously, the prouctiveness of this type wrapping machine significantly improved.

Description of drawings

Fig. 1 is a 3-D view of the present utility model;

Fig. 2 is a left view of the present utility model;

Fig. 3 is a front view of the present utility model;

Fig. 4 is a birds-eye view of the present utility model.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is further described.

As shown in Figures 1 to 4, the utility model triple-shear shear, be installed in horizontal three and go out shearing station position on the bag automatic packaging unit, it be the support skeleton frame by frame after plate 1, right side board 2, frame header board 3, left side board 4 be tightened to integrally formed square mounting by screw, one tool rest axle 13 is housed between left side board 4 and right side board 2, behind the frame on the plate 1 six screws the support skeleton frame is fixed on the installation base plate 50 of machine and shears the station position, be shear mechanism on the tool rest axle 13.

Shear mechanism is mainly by outside tool rest 9, outer blades 10, inboard tool rest 36, inboard blade 16, bearing 42, circlip 43, belleville spring sheet 44, circular nut 12, flute profile slide block 11, adapter shaft 37, fixedly parts such as back-up ring 8, stage clip seat pin 34, stage clip 40, attaching screw 35 constitute; Load onto oil-free lubrication axle sleeve 41 in the seat hole of inboard tool rest 36, adorned bearing 42 in the seat hole of outside tool rest 9 and made the bearing locking by circlip 43, the outside tool rest 9 that bearing is housed is assemblied on the bearing shoulder of inboard tool rest 36, outer end of hole is a belleville spring sheet 44 in the bearing 42, circular nut 12 is locked into one with inside and outside tool rest, assembled outer blades 10 on the tool rest 9 of the outside, the seat arm of inboard blade 16 by attaching screw 35 and inboard tool rest 36 links together and drives blade 16 and make shear action, it above attaching screw 35 the stage clip seat pin, on the seat pin between seat arm and blade is stage clip 40, pressure between its scalable two blade cutting edges; Whole assembly parts is seated on the tool rest axle 13 by inboard tool rest 36, and the medial and lateral tool rest that two adapter shafts 37 pass three groups of scissors respectively affects the lever arm upper shaft hole, and the tool rest lever arm that affects scissor cut is linked into an integrated entity, and the axle two ends are locked by fixing back-up ring 8 again; The inboard of frame header board 3 have three flute profile slide blocks 11 by screw retention on long slot bore, there is a protrusion rim down to go in the notch of flute profile slide block 11 on the tool rest 9 of the outside, removable in the long slot bore of flute profile slide block 11 on frame header board 3, thereby drive every group of scissors mobile reaching on tool rest axle 13 and regulate the scissors spacing, adapt to a bag money size requirements.

On the other bag film carrying-off line of centers of every group of scissors a bag film guiding carrier is housed, it is to have fixedly mounted support 14 on the frame header board 3 inboard long slot bores, and bag film guide plate 15 is contained on the support 14 and the scalable high and low position.

The cam drive rocker mechanism mainly is made of parts such as cam 30, cam rocker arm 19, short fork 6, lower bracket piece 5, upper bracket piece 21, adapter shaft 7, minor axis 31, adjusting screw(rod) and bearings; The square mounting below in installation base plate 50 fronts is fixed with on 5 adapter shafts 7 of 5, two backbone block of two lower bracket pieces is equipped with short fork 6; Installation base plate 50 reverse side phase square shaped mounting position upper fixed have two upper bracket pieces 21, on 21 minor axises 31 of two upper bracket pieces cam rocker arm 19 is housed, the long lever arm of cam rocker arm 19 extend out to the front of installation base plate 50, the bearing minor axis 33 that bearing 32 is housed is fixed on the bearing lever arm of cam rocker arm 19, fixed short tension spring bar 39 on the extension spring lever arm of cam rocker arm 19, the reverse side upper fixed of substrate 50 two long tension spring bars 23, by two extension spring 25 tractives between long tension spring bar 23 and the short tension spring bar 39, the bearing lever arm head bearing 32 of cam rocker arm 19 is contacted with the wheel rim of cam 30 all the time; Stretch out on the long lever arm of cam rocker arm 19 in substrate 50 fronts, one end of adjusting screw(rod) 17 and its outside screw are connected and fixed, the other end is connected with the lever arm of inboard tool rest 36, and the end screw inboard with it of adjusting screw(rod) 18 is connected and fixed, and outside screw is connected and fixed on the short fork 6 in the other end and below; Inboard screw is connected and fixed on one end of lower end adjusting screw(rod) 38 and the short fork 6, and lever arm is connected and fixed on the other end and the outside tool rest 9; After the assembling of above-mentioned cam drive rocker mechanism connected, under the revolution of cam 30 drove, the stock of cam rocker arm 19 likens to swing up and down and affect inside and outside scissors to carry out by adjusting screw(rod) cut the bag action.

Scissors opening signal mechanism mainly contains back plate 28, litter seat 27, slide bar 26, oil-free lubrication axle sleeve 29, supporting plate 22 and constitutes near parts such as switches 24; In installation base plate 50 reverse side cam rocker arms 19 installation site upper fixed back plate 28, fit on oil-free lubrication axle sleeve 29 and slide bar 26 in the seat hole of slider block 27, slider block 27 by screw retention on back plate 28, supporting plate 22 is loaded onto near switch 24 and is fixed on a side, roller and slide bar 26 1 end inclined-planes near switch 24 can be touched, the lower end of slide bar 26 is connected with the extension spring lever arm of cam rocker arm 19, when cam rocker arm 19 affects scissors to be in open mode, extension spring lever arm promotion slide bar 26 upwards slides and promotes near switch 24, and this moment, the folder bag pawl of automatic bag transporting equipment just can enter scissors cause for gossip clamp bag.

Claims

1. a triple-shear shear comprises support skeleton frame, shear mechanism, cam drive rocker mechanism, and scissors opening signal mechanism is characterized in that:

Described support skeleton frame by frame after plate (1), right side board (2), frame header board (3), left side board (4) be tightened to integrally formed square mounting by screw, and be fixed on installation base plate (50) and go up shear the station position, one tool rest axle (13) is housed between left side board (4) and right side board (2), and tool rest axle (13) is gone up and is flexibly connected three groups of shear mechanisms;

Described shear mechanism comprises outside tool rest (9), outer blades (10), inboard tool rest (36), inboard blade (16), bearing (42) is housed and locks bearing in the seat hole of outside tool rest (9) by circlip (43), outside tool rest (9) is assemblied on the bearing shoulder of inboard tool rest (36), on the outside tool rest (9) outer blades (10) is housed, inboard blade (16) is captiveed joint with the seat arm of inboard tool rest (36)

Described cam drive rocker mechanism comprises cam (30), cam rocker arm (19), short fork (6), lower bracket piece (5), upper bracket piece (21); The positive square mounting below of installation base plate (50) is fixed with two lower bracket pieces (5), on the adapter shaft (7) between two lower bracket pieces (5) short fork (6) is housed; Installation base plate (50) reverse side phase square shaped mounting position upper fixed has two upper bracket pieces (21), on the minor axis (31) between two upper bracket pieces (21) cam rocker arm (19) is housed, be connected with extension spring (25) between the long tension spring bar (23) of the reverse side upper fixed of the extension spring lever arm of cam rocker arm (19) and substrate (50), the bearing lever arm of cam rocker arm (19) contacts with the wheel rim of cam (30) by bearing (32); The long lever arm of stretching out the positive cam rocker arm (19) of substrate (50) is connected with the lever arm of inboard tool rest (36) by adjusting screw(rod) (17), be connected with the short fork in below (6) by long adjusting screw(rod) (18), short fork (6) is gone up lever arm by lower end adjusting screw(rod) (38) and outside tool rest (9) and is connected;

Described scissors opening signal mechanism comprises back plate (28), litter seat (27), slide bar (26), supporting plate (22), near switch (24), upper fixed is connected with back plate (28) in installation base plate (50) reverse side cam rocker arm (19) installation site, back plate (28) is gone up captive joint slider block (27), slide bar (26) is housed in the slider block (27), be equipped with on the supporting plate (22) near switch (24), and the roller near switch (24) is connected with the contact of slide bar (26) one end inclined-planes, and the lower end of slide bar (26) is connected with the extension spring lever arm of cam rocker arm (19).

2. triple-shear shear according to claim 1, it is characterized in that: load onto oil-free lubrication axle sleeve (41) in the seat hole of described inboard tool rest (36), the interior outer end of hole of bearing (42) is provided with belleville spring sheet (44), and medial and lateral tool rest (36,9) is locked into one by circular nut (12).

3. triple-shear shear according to claim 1 is characterized in that: have on outside tool rest (9) one to protrude the rim down and go in the long slot bore on frame header board (3) movably in the notch of flute profile slide block (11).