CN113247657A

CN113247657A - Guarantee non-woven fabric slitter of cutting plane no burr

Info

Publication number: CN113247657A
Application number: CN202110429605.2A
Authority: CN
Inventors: 辛志伟
Original assignee: Individual
Current assignee: Wenzhou Kangli Surplus Bag Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-08-13
Anticipated expiration: 2041-04-21
Also published as: CN113247657B

Abstract

The invention discloses a non-woven fabric slitter capable of ensuring no burr on a cutting surface, relates to the technical field of slitting machines, and aims to solve the problems that the existing non-woven fabric slitter is complex in switch control and troublesome in adjustment, and processing is affected by burrs generated when non-woven fabrics are cut off. Comprises a slitting bracket and a connecting bracket; a positioning spline shaft is rotatably connected between the slitting brackets; a cutting device in meshed connection is arranged on the positioning spline shaft; two herringbone ends of the slitting bracket are respectively and rotatably connected with a cloth rolling roller; the rear side of the connecting bracket is connected with a separating slide block in a sliding way. The non-woven fabric is stretched tightly through the cutting grooves, so that the situation that the fibers cannot be completely cut off due to elasticity and burrs occur on the edge cutting of the non-woven fabric is prevented; the direction of slitting and rolling is more clear and definite through the herringbone slitting support, the slitting of the non-woven fabric can be controlled only by controlling the opening and closing of the herringbone slitting support, and the operation and the control are simpler.

Description

Guarantee non-woven fabric slitter of cutting plane no burr

Technical Field

The invention relates to the technical field of splitting machines, in particular to a non-woven fabric splitting machine capable of ensuring that a cutting surface is free of burrs.

Background

The non-woven fabric is composed of oriented or random fibers, and has the characteristics of moisture resistance, air permeability, flexibility, no combustion supporting, easy decomposition and the like. The cutting device is widely applied to various fields, wherein in the process of manufacturing the mask by using the non-woven fabric, because the non-woven fabric needs to be cut into different sizes for manufacturing the mask, the non-woven fabric is generally cut by using a cutting machine; the non-woven fabric slitter is a mechanical device for slitting wide non-woven fabrics, paper, mica tapes or films into a plurality of narrow materials, is commonly used for papermaking machinery, wire and cable mica tapes and printing and packaging machinery, and is mainly used for slitting wide coiled materials into various narrow coiled materials suitable for production requirements, and comprises two processes of unwinding materials and winding materials.

For example, application No.: CN201510397165.1, the invention discloses a non-woven fabric slitting and folding machine, which comprises a slitting mechanism and a folding mechanism; the mechanism cuts including cutting the frame, cut the rear portion top of frame and be equipped with two and go up the flitch, the both ends of feed roll articulate on two last flitch, the one end of feed roll is fixed with drive gear, be fixed with drive servo motor on one of them goes up the flitch, be fixed with drive gear on drive servo motor's the output shaft, drive gear meshes with drive gear mutually, the middle part of cutting the mechanism is fixed with two and cuts the intermediate strut board, many driving rollers articulate on two intermediate strut boards of cutting, one of them cuts and is fixed with servo motor on the intermediate strut board, be fixed with on servo motor's the output shaft and cut the drive wheel. It can cut the non-woven fabrics, then carries out folding many times and cuts off, and its is efficient, and safe and reliable need not artifical manual operation, reduces the cost of labor.

Based on the above, the switch of the existing non-woven fabric splitting machine is relatively complex to control, is mutually independent of the winding device, and is relatively troublesome to operate, so that the operation of workers is influenced; the existing non-woven fabric slitting machine is relatively fixed in cutting width, difficult to cut according to raw materials and width with different widths, relatively troublesome in adjustment and lower in production efficiency, meanwhile, a cutter of the existing non-woven fabric slitting machine mostly adopts a single-side cutter, and because fibers in the non-woven fabric have certain elasticity, when the non-woven fabric is cut, the fibers are not cut off due to the elasticity of the non-woven fabric, the non-woven fabric is broken after being separated to generate burrs, so that subsequent processing and use are influenced; therefore, the existing requirements are not met, and the non-woven fabric slitting machine capable of ensuring that the cutting surface is free of burrs is provided.

Disclosure of Invention

The invention aims to provide a non-woven fabric slitter capable of ensuring that a cutting surface has no burrs, and aims to solve the problems that the conventional non-woven fabric slitter is relatively complex in switch control, is mutually independent of a winding device, is relatively troublesome to operate and influences the operation of workers; present non-woven fabric slitter cuts broad width ratio relatively fixed, be difficult to cut according to the raw materials and the broad width of different width, the adjustment is more troublesome, lead to production efficiency ratio beneath, present non-woven fabric slitter's cutter adopts unilateral cutter more simultaneously, because fibre in the non-woven fabrics has certain elasticity, when cutting the non-woven fabrics, because the elasticity of non-woven fabrics probably leads to the fibre not to be cut off, tear it after the non-woven fabrics separation and produce the burr, influence subsequent processing and the problem of use.

In order to achieve the purpose, the invention provides the following technical scheme: a non-woven fabric slitting machine capable of ensuring that a cutting surface is free of burrs comprises a slitting bracket and a connecting bracket; the cutting supports are of two groups of symmetrical herringbone structures, two groups of positioning spline shafts are rotatably connected between the two groups of cutting supports, and the positioning spline shafts respectively rotate on the upper side and the lower side of the herringbone cutting supports; each group of positioning spline shafts are provided with cutting devices in meshed connection; two herringbone ends between the two groups of slitting supports are respectively and rotatably connected with a winding cloth roller; the connecting bracket is provided with two groups of bracket sliding blocks which are respectively and fixedly connected with the tail end of the non-woven fabric slitter, and the slitting brackets are respectively and slidably connected with the bracket sliding blocks; and the rear side of each group of connecting supports is connected with a group of separating sliding blocks in a sliding manner.

Preferably, the meshing connection of the rotating shaft hole in the middle of the slitting support is provided with a support clamping block, the front of the slitting support is provided with a key shaft hole which is connected to the hinge shaft in the front of the connecting support in a linked manner, the two groups of connecting supports are respectively connected with a group of support sliding blocks in a sliding manner, and the two groups of support clamping blocks are connected to the support sliding blocks in a sliding manner.

Preferably, the front part of the connecting bracket is provided with a group of wedge block limiting grooves, the front end and the rear end of each wedge block limiting groove are provided with a group of grooves, the separating sliding block is connected in the wedge block limiting grooves in a sliding mode, a group of sliding block clamping pins are connected in the separating sliding block in an elastic mode, and the sliding block clamping pins are connected in the grooves of the wedge block limiting grooves in an engaged mode.

Preferably, the upper side and the lower side of each support clamping block in the slitting support are respectively and fixedly connected with a group of compression springs, the inner sides of the two groups of support clamping blocks are respectively provided with a clamping block wedge groove with an inclined plane, the front sides of the two groups of separating sliding blocks are respectively provided with a triangular separating wedge block, and the separating wedge block and the clamping block wedge grooves are meshed to form a wedge block rotating mechanism.

Preferably, the middle part of each group of the slitting support is provided with a group of support rotating shafts, two ends of the positioning spline shaft are fixedly connected with a group of key shaft rotating shafts, and two ends of each key shaft rotating shaft are respectively and rotatably connected in the support rotating shafts on two sides.

Preferably, the locating spline shaft is evenly provided with a linear array of spline shaft locating grooves, the cutting device is meshed and connected to the locating spline shaft in a sliding mode, the inside of the cutting device is elastically connected with a group of locating stop blocks, and the locating stop blocks are meshed and connected to the spline shaft locating grooves.

Preferably, the cutting device is externally respectively engaged with two cutter heads of a cutting cutter head and a cutting groove in a threaded manner, the cutting cutter head and the cutting groove correspond to each other on the herringbone upper side and the herringbone lower side of the slitting support, the cutting cutter head is engaged and connected in the cutting groove, and the cut non-woven fabric is rolled on the rolling fabric on the rear part.

Compared with the prior art, the invention has the beneficial effects that:

the cutting device corresponding to the cutting tool bit is provided with the cutting grooves, the non-woven fabric is stretched tightly through the cutting grooves, the tensile force applied to the two sides of the non-woven fabric is increased, the cutting tool bit is inserted into the meshed cutting grooves to cut the non-woven fabric, the fibers in the tighter non-woven fabric are tighter, the fibers can be directly disconnected during cutting, and the phenomenon that the non-woven fabric is not completely cut due to the elasticity of the fibers and the trimming of the non-woven fabric is ragged is prevented; the direction of slitting and rolling is more clear and definite through the herringbone slitting support, the slitting of the non-woven fabric can be controlled only by controlling the opening and closing of the herringbone slitting support, and the operation and the control are simpler.

Drawings

FIG. 1 is a schematic side view of the main body of the present invention;

FIG. 2 is a schematic axial side view of the main body of the present invention in section;

FIG. 3 is a schematic axial side view of the slitting support and the slitting device according to the present invention;

FIG. 4 is a schematic side view of the positioning spline shaft and cutting device of the present invention;

FIG. 5 is a schematic side view of the positioning spline shaft and the cutting device of the present invention, with a partially cut-away disassembled shaft side;

FIG. 6 is a schematic axial side view of a slitting bracket and a connecting bracket according to the invention;

FIG. 7 is a cross-sectional axial side view of the breakaway slider of the present invention;

FIG. 8 is a schematic view of the disassembled axial side structure of the slitting bracket, the connecting bracket and the separating slider of the invention;

in the figure: 1. cutting a bracket; 101. a bracket rotating shaft; 102. a bracket clamping block; 103. a key shaft hole; 104. a compression spring; 105. a clamping block wedge groove; 2. positioning the spline shaft; 201. a key shaft positioning groove; 202. a key shaft rotating shaft; 3. a cutting device; 301. a cutter head; 302. cutting a groove; 303. positioning a stop block; 4. rolling the cloth; 5. connecting a bracket; 501. a bracket slider; 502. a wedge block limiting groove; 6. separating the slide block; 601. a sliding block clamping pin; 602. the wedge was separated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 8, an embodiment of the present invention includes: a non-woven fabric slitting machine for ensuring no burrs on a cutting surface comprises a slitting bracket 1 and a connecting bracket 5; the cutting supports 1 are in two groups of symmetrical herringbone structures, two groups of positioning spline shafts 2 are rotatably connected between the two groups of cutting supports 1, and the positioning spline shafts 2 respectively rotate on the upper side and the lower side of the herringbone cutting supports 1; each group of positioning spline shafts 2 is provided with a cutting device 3 in meshed connection; two herringbone ends between the two groups of slitting brackets 1 are respectively and rotatably connected with a cloth rolling roller 4; the connecting bracket 5 is provided with two groups of bracket sliding blocks 501 which are respectively and fixedly connected with the tail end of the non-woven fabric slitter, the connecting bracket 5 is respectively and slidably connected with the bracket sliding blocks 501, and the slitting brackets 1 are respectively and slidably connected with the bracket sliding blocks 501; the rear side of each group of connecting brackets 5 is connected with a group of separating sliding blocks 6 in a sliding manner.

Further, it is connected with support clamp splice 102 to cut the pivot hole of support 1 middle part to be provided with the meshing outward, the front portion of cutting support 1 is provided with key shaft hole 103 and links on the hinge pin of the front portion of linking bridge 5, sliding connection has a set of support slider 501 on two sets of linking bridge 5 respectively, equal sliding connection of two sets of support clamp splice 102 is on support slider 501, when using, through key shaft hole 103 hinged connection on the hinge pin of linking bridge 5, make chevron shape cut support 1 can be around linking bridge 5 hinge swing, slide in support slider 501 through support clamp splice 102, can slide on linking bridge 5 through support slider 501 again, make cut support 1 can smoothly carry out the swing adjusting position in linking bridge 5.

Furthermore, a set of wedge limiting groove 502 is arranged at the front part of the connecting bracket 5, a set of grooves are arranged at the front end and the rear end of the wedge limiting groove 502, the separating sliding block 6 is connected in the wedge limiting groove 502 in a sliding manner, a set of sliding block clamping pins 601 are elastically connected in the separating sliding block 6, the sliding block clamping pins 601 are connected in the grooves of the wedge limiting groove 502 in a meshing manner, when the separating sliding block is used, the sliding block clamping pins 601 are separated from the wedge limiting groove 502 by pressing the sliding block clamping pins 601 by an operator, so that the separating sliding block 6 can slide in the wedge limiting groove 502 in the front and back manner, and the position of the separating sliding block 6 is adjusted.

Furthermore, a group of compression springs 104 are fixedly connected to the upper and lower sides of the support clamping block 102 in the slitting support 1, the inner sides of the two groups of support clamping blocks 102 are provided with clamping block wedge grooves 105 with inclined surfaces, the front sides of the two groups of separation sliding blocks 6 are provided with triangular separation wedge blocks 602, the separation wedge blocks 602 are meshed with the clamping block wedge grooves 105 to form a wedge block rotating mechanism, when the slitting support is used, when the separation sliding blocks 6 move forwards, the separation sliding blocks 6 drive the separation wedge blocks 602 to move forwards synchronously, the separation wedge blocks 602 and the clamping block wedge grooves 105 push the two groups of support clamping blocks 102 to move upwards and downwards through a wedge block transmission mechanism to compress the compression springs 104, and the herringbone structure of the slitting support 1 is separated upwards and downwards along the key shaft hole 103.

Further, the middle part of every group cutting support 1 all is provided with a set of support pivot 101, the equal fixedly connected with a set of key axle pivot 202 in both ends of location integral key shaft 2, key axle pivot 202 both ends rotate respectively and connect in the support pivot 101 of both sides, when using, when cutting support 1 and move to upper and lower both ends respectively, drive inside location integral key shaft 2 and move to upper and lower both ends in step, location integral key shaft 2 passes through key axle pivot 202 and rotates in the support pivot 101 of cutting support 1.

Further, evenly be provided with linear array's key shaft constant head tank 201 on the location integral key shaft 2, cutting device 3 meshes and sliding connection is on location integral key shaft 2, the inside elastic connection of cutting device 3 has a set of location dog 303, location dog 303 meshes and connects on key shaft constant head tank 201, when using, rotate location dog 303 through operating personnel, make location dog 303 and the separation of key shaft constant head tank 201, make things convenient for operating personnel to adjust cutting device 3 in the position of location integral key shaft 2, through changing the non-woven fabrics of interval in order to cut different width between two sets of cutting device 3.

Further, the cutting device 3 is externally respectively engaged with two cutter heads of a cutting cutter head 301 and a cutting groove 302 in a threaded manner, the cutting cutter head 301 and the cutting groove 302 correspond to each other on the upper and lower herringbone sides of the slitting support 1, the cutting cutter head 301 is engaged and connected in the cutting groove 302, the cut non-woven fabric is wound on the winding cloth roll 4 on the rear part, when in use, the cutting cutter head 301 is clamped into the groove of the cutting groove 302, the tension force applied to the non-woven fabric is increased, the non-woven fabric is stretched tightly and is more easily cut off, the possibility of burrs generated on the non-woven fabric is reduced, when the herringbone slitting support 1 is engaged, the cutting cutter head 301 and the cutting groove 302 which correspond to each other up and down are engaged with each other, the non-woven fabric between the cutting cutter head 301 and the cutting groove 302 is cut off, and then is wound on the winding cloth roll 4 corresponding to the rear part of the slitting support 1, and the non-woven fabric is wound.

The working principle is as follows: when in use, an operator presses the slide block bayonet lock 601 to separate the slide block bayonet lock 601 from the wedge block limiting groove 502, the key shaft hole 103 is hinged on the hinge shaft of the connecting bracket 5, so that the herringbone slitting bracket 1 can swing around the hinge of the connecting bracket 5, the separating slide block 6 moves forward to drive the separating wedge 602 to move forward synchronously, the separating wedge 602 and the clamping block wedge groove 105 push the two groups of bracket clamping blocks 102 to move upwards and downwards respectively through the wedge block transmission mechanism to compress the compression spring 104, so that the herringbone structure of the slitting bracket 1 is separated upwards and downwards along the key shaft hole 103, the bracket clamping blocks 102 slide in the bracket slide block 501, the bracket slide block 501 can slide on the connecting bracket 5, so that the slitting bracket 1 can smoothly swing to adjust the position in the connecting bracket 5, and the positioning block 303 is separated from the key shaft positioning groove 201 by the rotation of the operator, make things convenient for operating personnel to adjust cutting device 3 in the position of location integral key shaft 2, through changing the non-woven fabrics of interval in order to cut different width between two sets of cutting device 3, block into the recess of cutting groove 302 through cutter head 301 card, increase the pulling force that the non-woven fabrics received, make the non-woven fabrics stretch tightly more easily and be cut off, reduce the possibility that the non-woven fabrics produced the burr, when chevron shape cut support 1 and mesh, cutter head 301 and cutting groove 302 intermeshing that corresponds from top to bottom, cut off the non-woven fabrics between cutter head 301 and the cutting groove 302, it rolls on 4 to roll up the receipts cloth that cuts support 1 rear portion correspondence again, the realization is to the rolling of non-woven fabrics.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a guarantee non-woven fabric slitter of cutting plane no burr which characterized in that: comprises a slitting bracket (1) and a connecting bracket (5); the cutting supports (1) are in two groups of symmetrical herringbone structures, two groups of positioning spline shafts (2) are rotatably connected between the two groups of cutting supports (1), and the positioning spline shafts (2) are respectively rotated on the upper side and the lower side of the herringbone cutting supports (1); each group of positioning spline shafts (2) is provided with a cutting device (3) in meshed connection; two herringbone ends between the two groups of slitting supports (1) are respectively and rotatably connected with a coiling cloth roller (4); the connecting support (5) is provided with two groups which are respectively and fixedly connected with the tail end of the non-woven fabric slitter, the connecting support (5) is respectively connected with a group of support sliding blocks (501) in a sliding manner, and the slitting supports (1) are respectively connected on the support sliding blocks (501) in a sliding manner; each group of the rear sides of the connecting brackets (5) are connected with a group of separating sliding blocks (6) in a sliding manner.

2. The non-woven fabric slitting machine capable of ensuring that a cutting surface is free of burrs as claimed in claim 1, wherein: the split-type automatic cutting machine is characterized in that a support clamping block (102) is arranged outside a rotating shaft hole in the middle of the split-type support (1) in a meshed mode, a key shaft hole (103) is formed in the front of the split-type support (1) and connected to a hinge shaft in the front of the connecting support (5) in a linked mode, a group of support sliding blocks (501) are connected to the two groups of connecting supports (5) in a sliding mode respectively, and the two groups of support clamping blocks (102) are connected to the support sliding blocks (501) in a sliding mode.

3. The non-woven fabric slitting machine capable of ensuring that a cutting surface is free of burrs as claimed in claim 1, wherein: the front part of the connecting bracket (5) is provided with a group of wedge block limiting grooves (502), the front end and the rear end of each wedge block limiting groove (502) are provided with a group of grooves, the separating sliding block (6) is connected in the wedge block limiting grooves (502) in a sliding mode, a group of sliding block clamping pins (601) are connected in the separating sliding block (6) in an elastic mode, and the sliding block clamping pins (601) are connected in the grooves of the wedge block limiting grooves (502) in an engaged mode.

4. The non-woven fabric slitting machine capable of ensuring that a cutting surface is free of burrs as claimed in claim 1, wherein: the upper side and the lower side of a support clamping block (102) in the slitting support (1) are respectively and fixedly connected with a group of compression springs (104), the inner sides of the two groups of support clamping blocks (102) are respectively provided with a clamping block wedge groove (105) with an inclined plane, the front sides of the two groups of separating sliding blocks (6) are respectively provided with a triangular separating wedge block (602), and the separating wedge block (602) is meshed with the clamping block wedge groove (105) to form a wedge block rotating mechanism.

5. The non-woven fabric slitting machine capable of ensuring that a cutting surface is free of burrs as claimed in claim 1, wherein: the middle part of each group of the slitting support (1) is provided with a group of support rotating shafts (101), two ends of each positioning spline shaft (2) are fixedly connected with a group of key shaft rotating shafts (202), and two ends of each key shaft rotating shaft (202) are respectively and rotatably connected in the support rotating shafts (101) on two sides.

6. The non-woven fabric slitting machine capable of ensuring that a cutting surface is free of burrs as claimed in claim 1, wherein: evenly be provided with linear array's key shaft constant head tank (201) on location integral key shaft (2), cutting device (3) meshing and sliding connection are on location integral key shaft (2), and cutting device (3) inside elastic connection has a set of location dog (303), and location dog (303) meshing is connected on key shaft constant head tank (201).

7. The non-woven fabric slitting machine capable of ensuring that a cutting surface is free of burrs as claimed in claim 1, wherein: the cutting device (3) is externally respectively engaged with two cutter heads of a cutting cutter head (301) and a cutting groove (302) in a threaded manner, the cutting cutter head (301) and the cutting groove (302) are mutually corresponding on the upper side and the lower side of the herringbone of the slitting support (1), the cutting cutter head (301) is engaged and connected in the cutting groove (302), and the cut non-woven fabric is wound on the winding cloth roller (4) at the rear part.