CN112976108A

CN112976108A - Novel sponge sheet cutting machine and cutting production line thereof

Info

Publication number: CN112976108A
Application number: CN202110410832.0A
Authority: CN
Inventors: 袁海锋; 倪张根; 吴晓宇; 朱亮亮; 曹锦鹏
Original assignee: Nantong Healthcare Machinery Co ltd
Current assignee: Nantong Healthcare Machinery Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-06-18

Abstract

The invention relates to a novel sponge sheet cutting machine, which comprises a conveying bracket, wherein a conveying belt is arranged on the conveying bracket; the cutting portal frame stretches across two sides of the conveying support; the cutting unit is arranged on the cutting portal frame and comprises an annular knife belt, two sides of the annular knife belt are arranged on the cutting portal frame through knife belt mounting seats, the knife belt mounting seats are driven by a lifting mechanism and drive the annular knife belt to lift up and down, and the annular knife belt is driven by a turnover mechanism to turn over; still relate to a sponge cutting production line. The invention has the advantages that: the turnover of the annular knife belt within the range of 0-90 degrees is realized through the cooperation of the turnover mechanism, and the sponges with different thicknesses are cut by two cutters simultaneously through adjusting different turnover angles of the annular knife belt, so that the work efficiency is greatly improved, and the utilization rate of the annular knife belt is improved.

Description

Novel sponge sheet cutting machine and cutting production line thereof

Technical Field

The invention relates to the field of sponge cutting, in particular to a novel sponge sheet cutting machine and a cutting production line based on the cutting machine.

Background

The sponge is a porous material with good water absorption and can be used for cleaning articles. The foaming agent is generally formed by mixing foaming resin, foaming auxiliary agent and adhesive resin together, the foaming machine is a device for manufacturing sponge, air is introduced into a foaming agent aqueous solution through the stirring action of the foaming machine to be uniformly dispersed, so that the liquid-phase foaming agent and the gas-phase introduced air have as large contact surface as possible and react to form bubbles, thereby forming the sponge. The sponge is a whole after being generated, and sheets with different sizes and specifications need to be cut according to different requirements.

When the sponge is cut into sheets, a sponge cutting machine is inevitably used, and at present, the cutting tools in the cutting equipment used in the existing market mostly adopt a cutting ring to cut, and only one sheet can be cut at a time.

For example, patent CN203045809U discloses a circular cross-blade special-shaped sponge cutting machine, which comprises a portal frame, a conveying table, a knife belt pulley set and an annular knife belt, wherein the conveying table is arranged below the portal frame, the conveying direction of the conveying table is perpendicular to the portal frame, the portal frame is provided with the knife belt pulley set for tensioning and driving the annular knife belt, the knife belt pulley set comprises four knife belt pulleys, each two knife belt pulleys are in a group and are respectively installed on two sides of the portal frame, the portal frame is provided with a frame-shaped knife rest capable of vertically moving, the knife rest is provided with an annular knife belt tensioned and driven by the four knife belt pulleys, and a mechanism for twisting the knife belt is fixed on the knife rest.

Above-mentioned this kind of sponge cutting machine, when cutting the sponge, the annular sword that utilizes brings and cuts the sponge, and when cutting, the high-speed motion through annular sword area realizes the cutting to the sponge, at this in-process, only move the annular sword area of lower floor position department and just can cut the sponge, and the annular sword area that moves upper position department this moment then does not carry out the cutting action, this cutting mode can only utilize the cutting of individual layer annular sword area to the sponge, can only realize cutting out a slice sponge sheet from the monoblock sponge promptly, cutting efficiency is not very high.

Disclosure of Invention

The invention aims to provide a novel sponge sheet cutting machine with high cutting efficiency and a sponge cutting production line based on the cutting machine.

In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a novel sponge sheet cutting machine, its innovation point lies in: comprises that

The conveying bracket is provided with a conveying belt;

the cutting portal frame stretches across two sides of the conveying support;

the cutting unit is arranged on the cutting portal frame and comprises an annular knife belt, two sides of the annular knife belt are arranged on the cutting portal frame through a knife belt mounting seat, the knife belt mounting seat is driven by a lifting mechanism and drives the annular knife belt to lift up and down, and the annular knife belt is driven by a turnover mechanism to turn over.

Further, the turnover mechanism is: install the sword case on the sword area mount pad, install in the sword case with annular sword area matched with sword band pulley and turn round the blade holder, the sword band pulley carries out horizontal action and realizes the tensioning of annular sword area by a straining device drive, turns round the blade holder and rotates and realize the rotation of the blade of annular sword area by a torsion sword motor drive, still opens the through-hole that holds annular sword area and pass at the side of sword case, the sword case links to each other with the sword area mount pad through a trip shaft, and the cooperation of bearing and bearing frame is installed on the sword area mount pad to the both sides of trip shaft, trip shaft and sword case fixed connection, the trip shaft is rotated by the upset motor drive of installing on the sword area mount pad to drive the sword case and overturn, and then realize the upset of annular sword area.

Further, the lifting mechanism is: the two sides of the cutting portal frame are respectively provided with a pair of lifting guide rails, the side end of the cutter belt mounting seat is provided with a lifting slide block matched with the lifting guide rails for use, a pair of lifting chains are arranged between the two lifting guide rails of the same pair, meanwhile, chain wheels matched with the lifting chains are respectively arranged on the upper side and the lower side of the cutting portal frame, and the lifting chains are fixed with the cutter belt mounting seat and drive the cutter belt mounting seat to lift up and down.

Further, the annular cutter belt is a double-edge cutter belt.

The utility model provides a sponge cutting production line based on foretell novel sponge sheet cutting machine, its innovation point lies in: the cutting gantry consists of a plurality of cutting gantries which are distributed in parallel in a straight line shape, each cutting gantry shares the same conveying unit, and the heights of the cutting units on the cutting gantries are different.

Furthermore, the cutting units on the cutting portal frames are all positioned on the same side of the cutting portal frames.

The invention has the advantages that: according to the cutting machine, the annular cutter belt is turned over within the range of 0-90 degrees through the cooperation of the turning mechanism, and sponges with different thicknesses are cut by two cutters at the same time through adjusting different turning angles of the annular cutter belt, so that the working efficiency is greatly improved, and the utilization rate of the annular cutter belt is improved.

To the design of tilting mechanism, adopt the upset of trip shaft, upset motor etc. to realize the upset of annular sword area, ensure the stable upset of annular sword area, provide good basis for the cutting of follow-up sponge mattress.

For the design of the lifting mechanism, the lifting guide rail, the lifting chain and other components are matched together, so that the stable movement of the vertical lifting of the knife belt mounting seat is realized, the bad phenomena of deviation and the like in the lifting process of the knife belt mounting seat are avoided, and the stability of cutting is ensured.

According to the cutting production line, the sponge which passes through is cut by matching the plurality of cutting portal frames which are arranged in a straight line shape with the cutting units, the whole sponge can be cut into a plurality of sponge sheets with various thicknesses only by one-time passing, the sponge does not need to be moved back and forth for cutting, and the sponge cutting efficiency is greatly improved.

The cutting units are all designed on the same side of the cutting portal frame, so that the design of parameters such as the conveying distance of the conveying belt and the horizontal distance between the adjacent cutting units is more convenient.

Drawings

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

FIG. 1 is a schematic diagram of the novel sponge sheet cutter of the present invention.

Fig. 2 is a front view of the novel sponge sheet cutter of the present invention.

Fig. 3 is a side view of the novel sponge sheet cutter of the present invention.

Fig. 4 is a top view of the novel sponge sheet cutter of the present invention.

Fig. 5 is a schematic view of a cutting gantry of the present invention.

FIG. 6 is a schematic view of the turning of the endless blade band of the present invention.

Fig. 7 is an internal view of the knife box of the present invention.

Fig. 8 is a schematic view of the tensioning mechanism of the present invention.

FIG. 9 is a schematic view of a sponge cutting line according to the present invention.

FIG. 10 is a top view of a sponge cutting line of the present invention.

FIG. 11 is a first embodiment of the present invention.

FIG. 12 is a second embodiment of the annular blade band of the present invention.

FIG. 13 is a third embodiment of the present invention.

FIG. 14 is a fourth embodiment of the annular blade band of the present invention.

Detailed Description

The following examples are presented to enable one of ordinary skill in the art to more fully understand the present invention and are not intended to limit the scope of the embodiments described herein.

The novel sponge sheet cutting machine shown in figures 1-8 comprises

A conveying bracket 1, the bottom end of the conveying bracket 1 is supported by a plurality of supporting feet 12, a conveying belt 11 is arranged on the conveying bracket 1, and the conveying belt 11 is driven by a conveying motor 13 arranged on the conveying bracket 1 to rotate.

And the cutting portal frame 2 stretches across two sides of the width prevention direction of the conveying support 1, and the bottom end of the cutting portal frame 2 is supported by the base 21.

A cutting unit installed on the cutting gantry 2, the cutting unit includes an annular knife belt 3, two sides of the annular knife belt 3 are installed on the cutting gantry 2 through knife belt installation seats 31, in this embodiment, the annular knife belt 3 is a double-edged knife belt, and when the sponge is cut by the double-edged knife belt, compared with the single-edged knife belt, when the sponge needs to be cut back and forth, the double-edged knife belt does not need to be twisted, but the single-edged knife belt needs to be twisted, so the cutting efficiency can be further improved by using the double-edged knife belt, in addition, the tooth-shaped structure of the double-edged knife belt has various different structures, as shown in fig. 11-14, different tooth-shaped structures can be selected according to different cutting conditions, fig. 11 is a U-shaped tooth structure, fig. 12 is a triangular tooth structure, fig. 13 is an O-shaped tooth structure, fig. 14 is a flat tooth structure, and the processing requirements are not high, The sponge that the cutting product density is lower adopts the annular sword area of O type tooth structure and flat tooth structure usually, to the processing requirement height, the sponge that the cutting product has certain density and hardness requirement, adopts the annular sword area of U type tooth structure usually, to the processing requirement height, the sponge that the cutting product density is higher and difficult to process, adopts the annular sword area of triangle-shaped tooth structure usually.

The two cutter belt mounting seats 31 are respectively mounted on two sides of the cutting portal frame 2, and the annular cutter belt 3 is driven to rotate by a rotating motor.

The knife belt mounting seat 31 is driven by a lifting mechanism and drives the annular knife belt 3 to lift up and down, and the lifting mechanism is: a pair of lifting guide rails 311 which are distributed in parallel are arranged on both sides of the cutting portal frame 2, the lifting guide rails 311 extend along the vertical direction, a lifting slider which is matched with the lifting guide rails 311 is arranged on the side end of the cutter belt mounting seat 31, a pair of lifting chains 312 are arranged between the two lifting guide rails 311 of the same pair, an upper chain wheel 313 and a lower chain wheel 314 which are matched with the lifting chains 312 are respectively arranged on the upper side and the lower side of the cutting portal frame 2, the upper chain wheel 313 and the lower chain wheel 314 are movably mounted on the cutting portal frame 2 through chain wheel shafts, both sides of the chain wheel shafts are mounted on the cutting portal frame 2 through matching of bearings and bearing seats, one side of the lifting chain 312 is fixed with the top end of the cutter belt mounting seat 31, the other side of the lifting chain 312 sequentially rounds the upper chain wheel 313 and the lower chain wheel 314 and then is fixed with the bottom end of the cutter belt mounting seat 31, the four upper chain wheels 313 on the upper side are connected through the first linkage rods to realize linkage, the four lower chain wheels 314 on the lower side are connected through the second linkage rods to realize linkage, any one linkage rod in the first linkage rod and the second linkage rod is driven by the lifting motor to rotate, all the upper chain wheels 313 and the lower chain wheels 314 are driven to rotate, the upper chain wheels 313 and the lower chain wheels 314 can drive the four lifting chains 312 to synchronously lift, the two cutter belt mounting seats 31 can be driven to synchronously lift up and down through synchronous lifting of the lifting chains 312, and finally the annular cutter belt 3 can be lifted up and down. For the design of the lifting mechanism, the lifting guide rail 311, the lifting chain 312 and other components are matched together, so that the stable movement of the vertical lifting of the knife belt mounting seat 31 is realized, the bad phenomena of deviation and the like in the lifting process of the knife belt mounting seat 31 are avoided, the stable movement of the annular knife belt 3 is ensured, and the stability of cutting is ensured.

The annular knife belt 3 is driven by a turnover mechanism to turn over, and the turnover mechanism is: each knife belt mounting seat 31 is provided with a knife box 32, the knife box 32 is directly fixed on the knife belt mounting seat 31, and a knife belt wheel 321 and a twisting knife seat 322 which are matched with the annular knife belt 3 are arranged in the knife box 32.

Wherein, the knife belt wheel 321 is driven by a rotating electrical machine to rotate and drive the annular knife belt 3 to perform cutting action, and the knife belt wheel 321 is driven by a tensioning mechanism to perform horizontal movement, so as to further realize tensioning of the annular knife belt 3, as can be known from the schematic diagram shown in fig. 8, the tensioning mechanism is: a pair of vertically distributed tensioning guide rails 3211 are installed in the knife box 32, the tensioning guide rails 3211 extend in the horizontal direction, the knife pulley 321 is installed on a knife pulley fixing seat 3212, tensioning sliders 3213 matched with the two tensioning guide rails 3211 are installed on the upper and lower sides of the side end of the knife pulley fixing seat 3212, the knife pulley fixing seat 3212 is driven by a tensioning cylinder 3214 installed in the knife box 32 to move horizontally along the tensioning guide rails 3211, and the tensioning cylinder 3214 is fixed in the knife box 32 through a cylinder mounting seat 3215.

The twisting knife seat 322 is driven by a twisting knife motor 323 arranged in the knife box 32 to rotate, thereby realizing the adjustment of the cutting edge of the annular knife belt 3, the cutting edge of the annular cutter band 3 is adjusted to be matched with the integral turnover of the annular cutter band 3 so as to ensure the cutting of the passing sponge, the twisting seat 322 and the twisting motor 323 in the embodiment are twisting mechanisms of the annular cutter band in the conventional annular cutter cutting machine, it is prior art, the detailed twisting knife principle is not detailed in this embodiment, a through hole for the annular knife belt 3 to pass through is further opened at the side end of the knife box 32, two sides of the annular knife belt 3 are respectively sleeved on the knife belt wheel 321, after the middle position of the annular knife belt 3 passes through the twisting knife seat 322, the annular knife belt 3 extends out of the knife box 32 from the through hole of the knife box 32, and the two sections of the annular knife belt 3 extending out of the knife box 32 are an upper layer cutting area and a lower layer cutting area.

The knife box 32 is connected with the knife belt mounting seat 31 through a turnover shaft 324, two sides of the turnover shaft 324 are mounted on the knife belt mounting seat 31 through the matching of a bearing and a bearing seat, so that the rolling matching between the turnover shaft 324 and the knife belt mounting seat 31 is realized, the turnover shaft 324 is fixedly connected with the knife box 32, the turnover shaft 324 is driven by a turnover motor 325 mounted on the knife belt mounting seat 31 to rotate, the knife box 32 is driven to turn over, and then the turning over of the annular knife belt 3 is realized. For the design of the turnover mechanism, the turnover shaft 324, the turnover motor 325 and the like are matched to realize the turnover of the annular knife belt 3, so that the stable turnover of the annular knife belt 3 is ensured, and a good foundation is provided for the subsequent cutting of the sponge mattress.

The working principle is as follows: when the sponge is cut, firstly, according to the thickness requirement of the sponge to be cut, two turning motors 325 work to drive two knife boxes 31 to simultaneously turn in the same direction so as to drive the whole annular knife belt 3 to turn, after the sponge is turned in place, the turning motors 325 stop working, then, the sponge to be cut is conveyed to the cutting portal frame 2 by the conveying belt 11, the conveying belt 11 stops conveying, then the lifting motor works to drive the knife belt mounting seat 31 to move downwards so as to drive the annular knife belt 3 to move downwards, when the annular knife belt 3 moves to the position where the sponge is to be cut, the conveying belt 11 drives the sponge to move again, the annular knife belt 3 works simultaneously to slice the sponge, the upper layer and the lower layer of the annular knife belt 3 work simultaneously so as to cut two sponge sheets with the same thickness or different thicknesses at one time, and after the cutting is finished, along with the transport of conveyer belt 11, the sponge leaves annular sword area 3, and the thickness requirement of the sponge of cutting as required again selects whether to drive annular sword area 3 through upset motor 325 once more and overturns to after annular sword area 3 targets in place, by lift motor worker drive annular sword area 3 certain position of moving down, simultaneously, conveyer belt 11 reverse transport carries out the second time cutting with the sponge through annular sword area 3 once more, so relapse, the completion is to the cutting of whole sponge.

According to the novel sponge sheet cutting machine, the annular cutter belt is turned over within the range of 0-90 degrees through the cooperation of the turning mechanism, and sponges with different thicknesses are cut by two cutters at the same time through adjusting different turning angles of the annular cutter belt, so that the working efficiency is greatly improved, and the utilization rate of the annular cutter belt is improved.

The invention also relates to a sponge cutting production line based on the novel sponge sheet cutting machine, as shown in fig. 9 and 10, the sponge cutting production line is composed of a plurality of cutting portal frames 2 which are distributed in a straight line shape in parallel, each cutting portal frame 2 shares the same conveying unit, a conveying belt in each conveying unit is composed of a plurality of strip-shaped conveying belts which are distributed in parallel, gaps are reserved between the adjacent strip-shaped conveying belts, and the heights of the cutting units on the cutting portal frames 2 are different. When the production line is used for cutting, the annular knife belt can also be a double-edged knife belt, so that the time for replacing the knife belt can be reduced, and the downtime can be reduced.

The cutting units on the cutting portal frames 2 are all positioned on the same side of the cutting portal frames 2. The cutting units are all designed on the same side of the cutting portal frame 2, so that the design of parameters such as the conveying distance of the conveying belt, the horizontal distance between the adjacent cutting units and the like is more convenient in the follow-up process.

When the sponge is cut by the sponge cutting production line, firstly, the height of the cutting units on each cutting portal frame 2 and the turning angle of the corresponding annular knife belt 3 are respectively adjusted according to the thickness of the sponge to be cut into sheets, then, the sponge to be cut is conveyed by the conveying belt 11 and sequentially passes through the cutting units of each cutting portal frame 2, and the sponge is sequentially cut by the corresponding annular knife belts 3.

By adopting the cutting production line, the passing sponges are cut by matching the plurality of cutting portal frames arranged in a straight line with the cutting units, the sponge sheets with multiple thicknesses can be cut from the whole sponges only by one-time passing, the sponges do not need to be cut by reciprocating movement of the sponges, and the sponge cutting efficiency is greatly improved.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel sponge sheet cutting machine which is characterized in that: comprises that

The conveying unit comprises a conveying bracket, and a conveying belt is arranged on the conveying bracket;

the cutting portal frame stretches across two sides of the conveying support;

2. The novel sponge sheet cutting machine according to claim 1, characterized in that: the turnover mechanism comprises: install the sword case on the sword area mount pad, install in the sword case with annular sword area matched with sword band pulley and turn round the blade holder, the sword band pulley carries out horizontal action and realizes the tensioning of annular sword area by a straining device drive, turns round the blade holder and rotates and realize the rotation of the blade of annular sword area by a torsion sword motor drive, still opens the through-hole that holds annular sword area and pass at the side of sword case, the sword case links to each other with the sword area mount pad through a trip shaft, and the cooperation of bearing and bearing frame is installed on the sword area mount pad to the both sides of trip shaft, trip shaft and sword case fixed connection, the trip shaft is rotated by the upset motor drive of installing on the sword area mount pad to drive the sword case and overturn, and then realize the upset of annular sword area.

3. The novel sponge sheet cutting machine according to claim 1, characterized in that: the lifting mechanism is as follows: the two sides of the cutting portal frame are respectively provided with a pair of lifting guide rails, the side end of the cutter belt mounting seat is provided with a lifting slide block matched with the lifting guide rails for use, a pair of lifting chains are arranged between the two lifting guide rails of the same pair, meanwhile, chain wheels matched with the lifting chains are respectively arranged on the upper side and the lower side of the cutting portal frame, and the lifting chains are fixed with the cutter belt mounting seat and drive the cutter belt mounting seat to lift up and down.

4. The novel sponge sheet cutting machine according to claim 1, characterized in that: the annular cutter belt is a double-edge cutter belt.

5. A sponge cutting production line based on the novel sponge sheet cutting machine of claims 1-4, characterized in that: the cutting gantry consists of a plurality of cutting gantries which are distributed in parallel in a straight line shape, each cutting gantry shares the same conveying unit, and the heights of the cutting units on the cutting gantries are different.

6. The sponge cutting line of claim 5, wherein: the cutting units on the cutting portal frames are all positioned on the same side of the cutting portal frames.