CN113334783A

CN113334783A - Tone tuning net and steel net combined punching forming process and equipment

Info

Publication number: CN113334783A
Application number: CN202110823887.4A
Authority: CN
Inventors: 甘垄西; 黎胜华
Original assignee: Shenzhen Jinshangjia Technology Co ltd
Current assignee: Shenzhen Jinshangjia Technology Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-09-03

Abstract

The invention discloses a combined punching and forming process and equipment of a tuning net and a steel net, wherein the process comprises the following steps of: A. respectively attaching the first double-sided adhesive and the second double-sided adhesive to two sides of the release surface of the PET release film through a flat-cutter single-seat die cutting mechanism to obtain a material belt, and then punching the material belt; B. stripping self-carrying release paper of the first double-faced adhesive tape on the material belt through a first double-station laminating mechanism, and laminating the steel mesh on the adhesive layer of the first double-faced adhesive tape; C. the PET release film on the material belt is folded along the dotted line on the opposite-pasting platform, then the self-contained release paper of the second double-sided adhesive is peeled, and the adhesive layer of the second double-sided adhesive and the steel mesh are pasted. The invention can realize the combined punching molding of the tuning net and the steel net, improve the production efficiency and reduce the production cost.

Description

Tone tuning net and steel net combined punching forming process and equipment

Technical Field

The invention relates to a combined punching and forming process, in particular to a combined punching and forming process and combined punching and forming equipment for a tuning net and a steel net.

Background

An existing high-end TWS (True Wireless Stereo) bluetooth headset is composed of a front cavity and a rear cavity, wherein the front cavity is provided with a main sound outlet hole and an auxiliary sound outlet hole, and the rear cavity is provided with a rear cavity sound outlet hole. The sound outlet holes of the front cavity and the rear cavity are all adhered with the combined product of the tuning net and the steel mesh, the combined product is sequentially from the outside of the sound outlet hole of the earphone to the inside of the sound outlet hole of the earphone, then the sound outlet hole of the earphone is connected with the steel mesh and the tuning net, and the sound outlet hole of the earphone and the sound outlet hole of the rear cavity are adhered together through gum. The effect of steel mesh is decorated and is prevented that external sharp-pointed foreign matter from destroying the earphone internals, and the effect of tuning net is fallen the noise and is fallen and adjust the earphone acoustic curve accurately, creates better tone quality and heavy bass effect, brings better hearing effect.

The existing production of the combined product of the tuning net and the steel net firstly carries out die-cutting forming on the steel net and the tuning net respectively, the steel net adopts model SUS316, the mesh number is 100 meshes, the thickness is 0.12mm, and the stainless steel net is hard in material and can only be punched and cut into single scattered shapes by a hardware die, and the tuning net is punched and cut into a whole plate state and is uniformly distributed on a PET release film. Then, combining the sound-adjusting net and the steel net: the tuning net is fixed on the jig firstly, and then the steel mesh is attached to the tuning net in a single mode through manpower, so that the production of the combined product of the tuning net and the steel mesh is completed. The manual combination mode has higher requirement on the operating skill of an operator, low laminating speed, high product reject ratio, lower productivity, more consumed working hours and bad risk of misjudgment, and the laminating deviation is easy to generate.

Therefore, an improved process and apparatus for punching and forming a combination of a tuning net and a steel net is needed.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a combined punching forming process and device for a tuning net and a steel net, which can realize the combined punching forming of the tuning net and the steel net.

The technical scheme provided by the first aspect of the invention is as follows:

a combined punching and forming process of a tuning net and a steel net comprises the following steps: A. respectively attaching the first double-sided adhesive and the second double-sided adhesive to two sides of the release surface of the PET release film through a flat-cutter single-seat die cutting mechanism to obtain a material belt, then punching the material belt to punch a dotted line at the position of the PET release film between the first double-sided adhesive and the second double-sided adhesive, punching two rows of first positioning holes at the positions of the PET release film at the two sides of the first double-sided adhesive, punching two rows of second positioning holes at the positions of the PET release film at the two sides of the second double-sided adhesive, punching a plurality of rows of first small holes on the first double-sided adhesive, punching a plurality of rows of second small holes on the second double-sided adhesive, the first double-sided adhesive and the second double-sided adhesive are symmetrical about the dotted line, the two rows of first positioning holes and the two rows of second positioning holes are symmetrical about the dotted line one by one, and the multiple rows of first small holes and the multiple rows of second small holes are symmetrical about the dotted line one by one; B. stripping self-carrying release paper of the first double-faced adhesive tape on the material belt through a first double-station laminating mechanism, and laminating the steel mesh on the adhesive layer of the first double-faced adhesive tape; C. folding the PET release film on the material belt along a dotted line on a pasting platform to enable the second double-sided adhesive to be correspondingly positioned above the steel mesh, the two rows of second positioning holes to be correspondingly positioned above the two rows of first positioning holes, and the multiple rows of second small holes to be correspondingly positioned above the multiple rows of first small holes, stripping the self-carrying release paper of the second double-sided adhesive, and pasting the adhesive layer of the second double-sided adhesive and the steel mesh; D. splitting the PET release film on the material belt along a dotted line through a second double-station attaching mechanism, peeling the PET release film on one surface, far away from the steel mesh, of the glue layer of the second double-sided glue, and attaching the tuning net to one surface, far away from the steel mesh, of the glue layer of the second double-sided glue; E. the method comprises the following steps that a first positioning hole which is formed in a material belt and located on two sides of a tuning net and a steel mesh is subjected to nesting punching through a small hole nesting die cutting mechanism so as to align and guide the material belt, the tuning net and the steel mesh on the material belt are punched so as to punch a plurality of rows of combined products of the tuning net and the steel mesh on the material belt, and each combined product of the tuning net and the steel mesh is provided with a first small hole and a second small hole; F. removing waste materials on the periphery of the combined product of the multiple rows of the tuning nets and the steel nets on the material belt through a third double-station laminating mechanism; G. the computer slicing mechanism is used for performing color chasing and cutting on the first positioning holes on the two sides of the combined product of the multiple rows of the tuning nets and the steel nets on the material belt, so that a finished product required to be produced is obtained.

As a preferred technical scheme, in the step a, the first double-sided adhesive and the second double-sided adhesive are respectively attached to two sides of the release surface of the PET release film through the first attaching wheel and the second attaching wheel of the flat-cutter single-seat die cutting mechanism, the material belt is punched through the waste-suction engraving die of the flat-cutter single-seat die cutting mechanism, and the first positioning hole waste, the second positioning hole waste, the first small hole waste and the second small hole waste are automatically sucked and removed.

As a preferred technical solution, in the step E, the engraving mold of the small-hole nesting and die-cutting mechanism is used for nesting and die-cutting the first positioning holes on the material strip on two sides of the tuning net and the steel mesh to align and guide the material strip, and the tuning net and the steel mesh on the material strip are die-cut to die-cut a combined product of multiple rows of tuning nets and steel meshes on the material strip.

The second aspect of the invention provides the following technical scheme:

a tuning net and steel mesh combined punching forming device comprises a flat cutter single-seat die cutting mechanism, a first double-station laminating mechanism, a butt-joint platform, a second double-station laminating mechanism, a small hole sleeve position die cutting mechanism, a third double-station laminating mechanism and a computer slicing mechanism which are sequentially arranged; the flat-cutter single-seat die cutting mechanism is used for respectively attaching the first double-sided adhesive and the second double-sided adhesive to two sides of the release surface of the PET release film to obtain a material belt and punching the material belt, punching a dotted line at the position of the PET release film between the first double-sided adhesive and the second double-sided adhesive, punching two rows of first positioning holes at the positions of the PET release film on the two sides of the first double-sided adhesive, punching two rows of second positioning holes at the positions of the PET release film on the two sides of the second double-sided adhesive, punching a plurality of rows of first small holes on the first double-sided adhesive, punching a plurality of rows of second small holes on the second double-sided adhesive, the first double-sided adhesive and the second double-sided adhesive are symmetrical about the dotted line, the two rows of first positioning holes and the two rows of second positioning holes are symmetrical about the dotted line one by one, and the multiple rows of first small holes and the multiple rows of second small holes are symmetrical about the dotted line one by one; the first double-station laminating mechanism is used for peeling self-carrying release paper of the first double-sided adhesive on the material belt and laminating the steel mesh to the adhesive layer of the first double-sided adhesive; the second double-station attaching mechanism is used for splitting the PET release film on the material belt along a dotted line, peeling the PET release film on one surface, far away from the steel mesh, of the glue layer of the second double-sided adhesive, and attaching the tuning net to one surface, far away from the steel mesh, of the glue layer of the second double-sided adhesive; the small hole nesting die-cutting mechanism is used for nesting and punching first positioning holes on the two sides of the tuning net and the steel mesh on the material belt so as to correct and guide the material belt, and punching the tuning net and the steel mesh on the material belt so as to punch and cut combined products of a plurality of rows of tuning nets and steel meshes on the material belt, wherein each combined product of the tuning net and the steel mesh is provided with a first small hole and a second small hole; the third double-station laminating mechanism is used for removing waste materials on the periphery of a combined product of the multiple rows of the tuning nets and the steel nets on the material belt; the computer slicing mechanism is used for performing color chasing and cutting on first positioning holes, located on two sides of a combined product of the multiple rows of the toning nets and the steel nets, on the material belt, so that a finished product required to be produced is obtained.

As the preferred technical scheme, plain knife list seat die-cutting mechanism includes first laminating wheel, second laminating wheel and inhales useless sculpture mould down, first laminating wheel, second laminating wheel are used for laminating PET from the both sides of type face of type membrane respectively with first double faced adhesive tape, second double faced adhesive tape, inhale useless sculpture mould down and be used for carrying out die-cut to the material area to automatic first locating hole waste material, second locating hole waste material, first aperture waste material and the second aperture waste material of gettering.

As a preferred technical scheme, the dotted line knife, the two first positioning knife edges, the two second positioning knife edges, the one row of first small hole knife edges and the one row of second small hole knife edges of the lower waste absorbing engraving die are respectively used for punching the material belt so as to punch a dotted line at a position between the first double-sided adhesive and the second double-sided adhesive of the PET release film, punch two rows of first positioning holes at positions on two sides of the first double-sided adhesive of the PET release film, punch two rows of second positioning holes at positions on two sides of the second double-sided adhesive of the PET release film, punch a plurality of rows of first small holes on the first double-sided adhesive, and punch a plurality of rows of second small holes on the second double-sided adhesive; two first positioning waste absorbing holes, two second positioning waste absorbing holes, a row of first small waste absorbing holes and a row of second small waste absorbing holes of the lower waste absorbing engraving die are respectively used for automatically absorbing and removing first positioning hole waste, second positioning hole waste, first small hole waste and second small hole waste.

As a preferred technical scheme, the small hole nesting die cutting mechanism comprises an engraving die, wherein the engraving die is used for performing nesting punching on first positioning holes on the material belt, which are positioned on two sides of the tuning net and the steel mesh, so as to correct and guide the material belt, and punching the tuning net and the steel mesh on the material belt, so as to punch a combined product of a plurality of rows of tuning nets and steel meshes on the material belt.

As preferred technical scheme, the engraving die includes two reference columns and is located the edge of a knife of one row of area thimble between two reference columns, two reference columns are used for carrying out the cover position die-cut to the first locating hole that is located tonal modulation net and steel mesh both sides on the material area and just leads in order to proofreading this material area, the edge of a knife of one row of area thimble is used for carrying out die-cut to tonal modulation net and steel mesh on the material area to the combined product of the multiple row of tonal modulation net and steel mesh is gone out to the die-cut in this material area.

The invention has the beneficial effects that: the invention can realize the combined punching forming of the tuning net and the steel mesh, solves the problem that the existing tuning net and the existing steel mesh need to be respectively punched and formed, and solves the problems of deviation and working hour consumption when the tuning net and the steel mesh are manually assembled, integrally improves the mechanization and automation degree of product production, is beneficial to production operation of operators, reduces the requirement on the operating skills of the operators, saves the labor cost, improves the production efficiency, reduces the production cost, completely avoids complaints caused by the deviation, and improves the production efficiency and the satisfaction degree of customers.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic top view illustrating a first double-sided adhesive and a second double-sided adhesive attached to a PET release film in step A according to a first embodiment of the present invention;

FIG. 2 is a schematic top view of the first embodiment of the present invention after the strip is die cut in step A;

FIG. 3 is a schematic top view of the steel mesh attached to the glue layer of the first double-sided glue in step B of the first embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view taken at a shown in FIG. 3;

FIG. 5 is a schematic top view of the tuning net attached to the side of the glue layer of the second double-sided glue away from the steel net in step D of the first embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view at b of FIG. 5;

FIG. 7 is a schematic top view of the first embodiment of the present invention after the strip of material is die cut by the small hole registration die cutting mechanism in step E;

FIG. 8 is a schematic top view of the combination of the tuning net and the steel net of FIG. 7;

FIG. 9 is a schematic sectional view of the combination of the tuning net and the steel net shown in FIG. 7;

FIG. 10 is a schematic top view showing the elimination of waste material from the periphery of a multi-row tuning net and steel net combined product in step F according to the first embodiment of the present invention;

FIG. 11 is a schematic top view of the first positioning holes on the strip of material on both sides of the multi-row combination of the tuning net and the steel net according to step G of the first embodiment of the present invention after being cut for color chasing;

FIG. 12 is a schematic view showing the overall construction of an apparatus according to a second embodiment of the present invention;

FIG. 13 is a schematic structural view of the flat blade single seat die cutting mechanism of FIG. 12;

FIG. 14 is a schematic view of the back side of the lower suction waste engraving die of the flat blade single-seat die cutting mechanism of FIG. 13;

FIG. 15 is a schematic side view of the lower suction waste engraving die of the flat blade single-seat die cutting mechanism of FIG. 13;

FIG. 16 is a schematic structural view of the first two-station laminating mechanism shown in FIG. 12;

FIG. 17 is a schematic structural view of the second two-station laminating mechanism shown in FIG. 12;

FIG. 18 is a schematic structural view of the orifice positioning mechanism of FIG. 12;

FIG. 19 is a schematic diagram of the front side of the engraving mold of the small hole registration mechanism of FIG. 18;

FIG. 20 is a schematic side view of the engraving die of the small hole registration mechanism of FIG. 18;

fig. 21 is a schematic structural view of the third double-station laminating mechanism shown in fig. 12.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

First embodiment

The invention provides a combined punching and forming process of a tuning net and a steel net, which specifically comprises the following steps:

A. after the PET release film 100 is conveyed to the flat knife single seat die cutting mechanism 20 by the feeding mechanism 10, the first double-sided adhesive 200 and the second double-sided adhesive 300 are respectively attached to two sides of the release surface of the PET release film 100 by the first attaching wheel 24 and the second attaching wheel 25 of the flat knife single seat die cutting mechanism 20, so as to obtain a material strip, as shown in fig. 1. The strip of material is then die cut by the lower suction engraving die 26 of the flat-blade single-seat die cutting mechanism 20, so as to die cut the dotted line 102 at the position of the PET release film 100 between the first double-sided adhesive 200 and the second double-sided adhesive 300, die cut two rows of first positioning holes 104 at the positions of the PET release film 100 on both sides of the first double-sided adhesive 200, die cut two rows of second positioning holes 105 at the positions of the PET release film 100 on both sides of the second double-sided adhesive 300, die cut a plurality of rows of first small holes 202 on the first double-sided adhesive 200, and die cut a plurality of rows of second small holes 302 on the second double-sided adhesive 300, and the die-cut strip of material is shown in fig. 2. The first positioning holes 104 of each row are arranged at intervals along the length direction of the PET release film 100, the second positioning holes 105 of each row are arranged at intervals along the length direction of the PET release film 100, the first small holes 202 of each row are arranged at intervals along the width direction of the first double-sided adhesive 200, and the second small holes 302 of each row are arranged at intervals along the width direction of the second double-sided adhesive 300. The first double-sided adhesive 200 and the second double-sided adhesive 300 are symmetrical about the dotted line 102, the two rows of the first positioning holes 104 and the two rows of the second positioning holes 105 are symmetrical about the dotted line 102 one by one, and the rows of the first small holes 202 and the rows of the second small holes 302 are symmetrical about the dotted line 102 one by one.

Further, the waste-absorbing engraving die 26 can also automatically absorb the first positioning hole waste, the second positioning hole waste, the first small hole waste and the second small hole waste in the punching process so as to realize automatic waste discharge.

In this embodiment, as shown in fig. 14 and 15, the lower waste suction engraving die includes a substrate 262, a dotted line knife 263, two first positioning knife edges 264, two second positioning knife edges 265, a row of first small hole knife edges 266, a row of second small hole knife edges 267, two first positioning waste suction holes 268, two second positioning waste suction holes 269, a row of first small waste suction holes 270, and a row of second small waste suction holes 271.

A dashed knife 263, two first positioning knife edges 264, two second positioning knife edges 265, a row of first aperture knife edges 266, a row of second aperture knife edges 267 are provided to the front face of the base plate 262. Two first positioning waste suction holes 268, two second positioning waste suction holes 269, a row of first small waste suction holes 270, and a row of second small waste suction holes 271 are provided to the back surface of the substrate 262. Wherein the dotted blade 263 is disposed to a central position of the front surface of the base plate 262. The two first positioning knife edges 264 and the two second positioning knife edges 265 are respectively located on two sides of the virtual line knife 263 and are symmetrical to each other with respect to the virtual line knife 263. A row of first aperture edges 266 is disposed between the two first positioning edges 264 and a row of second aperture edges 267 is disposed between the two second positioning edges 265. The row of first eyelet knife edges 266 and the row of second eyelet knife edges 267 are symmetrical one to one about the dashed knife 263. Two first positioning waste suction holes 268 are communicated with two first positioning knife edges 264 in a one-to-one correspondence mode, two second positioning waste suction holes 269 are communicated with two second positioning knife edges 265 in a one-to-one correspondence mode, a row of first small waste suction holes 270 are communicated with a row of first small hole knife edges 266 in a one-to-one correspondence mode, and a row of second small waste suction holes 271 are communicated with a row of second small hole knife edges 267 in a one-to-one correspondence mode.

When punching is performed, the strip of material is punched by the dotted line cutter 263, the two first positioning cutter edges 264, the two second positioning cutter edges 265, the row of first small hole cutter edges 266 and the row of second small hole cutter edges 267, and the strip of material moves forward one station every time punching is performed, so that the dotted lines 102 are punched at positions between the first double-sided adhesive 200 and the second double-sided adhesive 300 of the PET release film 100, the two rows of first positioning holes 104 are punched at positions on both sides of the first double-sided adhesive 200 of the PET release film 100, the two rows of second positioning holes 105 are punched at positions on both sides of the second double-sided adhesive 300 of the PET release film 100, the multiple rows of first small holes 202 are punched on the first double-sided adhesive 200, the multiple rows of second small holes 302 are punched on the second double-sided adhesive 300, and first positioning hole scraps punched by the first positioning cutter edges 264, second positioning hole scraps punched by the second positioning cutter edges 265, the first positioning holes are punched, The first small-hole waste punched by the first small-hole knife edge 266 and the second small-hole waste punched by the second small-hole knife edge 267 can be automatically sucked and removed through the corresponding first positioning waste suction hole 268, second positioning waste suction hole 269, first small waste suction hole 270 and second small waste suction hole 271 respectively.

In this embodiment, the PET release film 100 is a single-layer single-silicon PET release film with a thickness of 75 micrometers and a gram weight of 20-30 g. The first double-sided adhesive tape 200 and the second double-sided adhesive tape 300 are both double-sided adhesive tapes with PET as a base material, and the thickness is 100 micrometers. It is understood that the type of the PET release film 100 and the double-sided tape can be selected according to actual conditions.

In this embodiment, the number of the first eyelet knife edges 266 and the second eyelet knife edges 267 is 10, so that the number of the first eyelet 202 and the second eyelet 302 punched in each row is 10, and it can be understood that the number of the first eyelet knife edges 266, the second eyelet knife edges 267, the first eyelet 202 and the second eyelet 302 can be set according to actual situations.

B. Peeling off the self-carrying release paper 204 of the first double-sided adhesive 200 on the material belt obtained in the step a by the peeling knife 32 of the first double-station laminating mechanism 30, and then laminating the steel mesh 400 on the adhesive layer 206 of the first double-sided adhesive 200 by the second laminating wheel 34 of the first double-station laminating mechanism 30, wherein the laminated material belt is as shown in fig. 3 and 4.

C. Folding the PET release film 100 on the tape obtained in the step B along the dotted line 102 on the opposite platform 40, so that the second double-sided adhesive 300 is correspondingly positioned above the steel mesh 400, the two rows of second positioning holes 105 are correspondingly positioned above the two rows of first positioning holes 104, the multiple rows of second small holes 302 are correspondingly positioned above the multiple rows of first small holes 202, peeling off the self-carrying release paper 304 of the second double-sided adhesive 300, and attaching the adhesive layer 306 of the second double-sided adhesive 300 and the steel mesh 400.

D. The PET release film 100 on the tape obtained in the step C is cut along a dotted line 102 by the blade 54 of the second double-station laminating mechanism 50, so that the PET release film 100 is divided into two halves. The PET release film 100 on the side of the glue layer 306 of the second double-sided adhesive 300 away from the steel mesh 400 is peeled off by the peeling knife 56 of the second double-station laminating mechanism 50, and the tuning net 500 is laminated on the side of the glue layer 306 of the second double-sided adhesive 300 away from the steel mesh 400 by the second laminating wheel 58 of the second double-station laminating mechanism 50, and the laminated tape is as shown in fig. 5 and 6.

E. And D, performing register die cutting on the first positioning holes 104 on the two sides of the tuning net 500 and the steel mesh 400 on the material strip obtained in the step D through the engraving die 62 of the small hole register die cutting mechanism 60 to align and guide the material strip, and performing die cutting on the tuning net 500 and the steel mesh 400 on the material strip to die cut a plurality of rows of combined products 700 of the tuning net 500 and the steel mesh 400 on the material strip, wherein the combined products 700 of the tuning net 500 and the steel mesh 400 are connected with peripheral waste materials 600, each of the combined products 700 of the tuning net 500 and the steel mesh 400 is provided with a first small hole 202 and a second small hole 302, and the die-cut material strip is as shown in fig. 7 to 9.

In this embodiment, as shown in fig. 19 and 20, the engraving die 62 includes a base 622, two positioning posts 625 disposed on the front surface of the base 622, and a row of knife edges 626 with pins 627 between the two positioning posts 625. The thimble 627 is disposed in the knife edge 626, one end of the thimble 627 is connected to an elastic glue 628 disposed in the substrate 622, and the other end protrudes from the end of the knife edge 626. When punching, the two positioning columns 625 are used for positioning the first positioning holes 104 on the two sides of the tuning net 500 and the steel mesh 400 on the material belt, so as to correct the material belt and guide the material belt, and meanwhile, in the punching process, the thimble 627 can press the tuning net 500 and the steel mesh 400 firstly, then the tuning net 500 and the steel mesh 400 are punched through the knife edge 626, and each punching process is performed, the material belt moves forward to one station, so that the combined product 700 of the multiple rows of tuning nets 500 and the steel mesh 400 is punched on the material belt. During the process of punching the tuning net 500 and the steel net 400 by the knife edge 626, the thimble 627 is contracted into the knife edge 626 under the pressing force of the tuning net 500 and the steel net 400, and after the punching is finished, the thimble 627 returns to the initial position under the elastic force of the elastic glue 628.

The number of the knife edges 626 with the ejector pins 627 corresponds to the number of the first small hole knife edges 266 and the second small hole knife edges 267, and is also 10.

F. The waste material 600 on the periphery of the combined product 700 of the multiple rows of the tuning nets 500 and the steel nets 400 on the tape obtained in the step E is removed by the peeling knife 72 of the third double-station laminating mechanism 70, and the tape from which the peripheral waste material 600 is removed is shown in fig. 10.

G. And D, performing color chasing and cutting on the first positioning holes 104, which are positioned at two sides of the combined product 700 of the plurality of rows of tuning nets 500 and the steel nets 400, on the material belt obtained in the step F through the computer slicing mechanism 80, so as to obtain a finished product to be produced, wherein as shown in FIG. 11, the number of the combined product 700 of each row of tuning nets 500 and the steel nets 400 is 10, and each finished product has 100 combined products 700 of the tuning nets 500 and the steel nets 400. It is understood that the number of the combined products 700 of the tuning net 500 and the steel net 400 of each finished product can be set according to actual conditions.

The combined punching and forming process of the tuning net 500 and the steel mesh 400 can realize the combined punching and forming of the tuning net 500 and the steel mesh 400, solve the problem that the existing tuning net and the steel mesh need to be respectively punched and formed, and solve the problems of deviation and labor hour consumption when the tuning net and the steel mesh are manually assembled, and simultaneously, the sleeve punching is carried out through the engraving and engraving die 62 of the small-hole sleeve mechanism 60, so that the problem that the existing steel mesh can only be punched by a hardware die is solved, the mechanization and automation degree of product production is integrally improved, the production operation of operators is facilitated, the requirement on the operating skill of the operators is reduced, the labor cost is saved, the production efficiency is improved, the production cost is reduced, complaints caused by the deviation are completely avoided, and the production efficiency and the use satisfaction degree of customers are improved.

Second embodiment

Referring to fig. 12, a tuning net and steel net combined punching and forming apparatus according to a second embodiment of the present invention includes a feeding mechanism 10, a flat-blade single-seat die-cutting mechanism 20, a first dual-station laminating mechanism 30, an opposite-laminating platform 40, a second dual-station laminating mechanism 50, a small-hole-sleeve-position die-cutting mechanism 60, a third dual-station laminating mechanism 70, and a computer slicing mechanism 80, which are sequentially disposed.

The feeding mechanism 10 is used for conveying the PET release film 100 to a conveying platform 23 of the flat-blade single-seat die cutting mechanism 10.

The flat-blade single-seat die cutting mechanism 10 is used for respectively attaching the first double-sided adhesive 200 and the second double-sided adhesive 300 to two sides of the release surface of the PET release film 100 to obtain a tape, as shown in fig. 1, and for die cutting the tape to die cut the dotted line 102 at a position between the first double-sided adhesive 200 and the second double-sided adhesive 300 of the PET release film 100, die cut two rows of first positioning holes 104 at positions on two sides of the first double-sided adhesive 200 of the PET release film 100, die cut two rows of second positioning holes 105 at positions on two sides of the second double-sided adhesive 300 of the PET release film 100, die cut multiple rows of first small holes 202 in the first double-sided adhesive 200, and die cut multiple rows of second small holes 302 in the second double-sided adhesive 300, where the die cut tape is shown in fig. 2. The first positioning holes 104 of each row are arranged at intervals along the length direction of the PET release film 100, the second positioning holes 105 of each row are arranged at intervals along the length direction of the PET release film 100, the first small holes 202 of each row are arranged at intervals along the width direction of the first double-sided adhesive 200, and the second small holes 302 of each row are arranged at intervals along the width direction of the second double-sided adhesive 300. The first double-sided adhesive 200 and the second double-sided adhesive 300 are symmetrical about the dotted line, the two rows of the first positioning holes 104 and the two rows of the second positioning holes 105 are symmetrical about the dotted line 102 one by one, and the rows of the first small holes 202 and the rows of the second small holes 302 are symmetrical about the dotted line 102 one by one.

Referring to fig. 13, the flat-blade single-seat die-cutting mechanism 10 includes a base 21, a transfer platform 23 provided to a top end of the base 21, a support 22 provided to a top end of the base 21, a first attaching wheel 24 and a second attaching wheel 25 provided to the transfer platform 23, a lower waste suction engraving die 26 provided to a top end of the base 21, a first feeding device 27 provided to the support 22, and a second feeding device 28 provided to the support 22. The first feeding device 27 and the second feeding device 28 each include a material roller and a motor for driving the material roller to rotate.

The feeding mechanism 10 is used for conveying the PET release film 100 to the conveying platform 23. The first feeding device 27 is used for conveying the first double-sided adhesive 200 to the conveying platform 23. The second feeding device 28 is used for conveying the second double-sided adhesive 300 to the conveying platform 23. The first attaching wheel 24 and the second attaching wheel 25 are used for attaching the first double-sided adhesive 200 and the second double-sided adhesive 300 to two sides of the PET release film 100 to obtain the material belt. The down-draft waste engraving die 26 is used to die cut the strip of material.

Referring to fig. 14 and 15, the lower waste suction engraving die 26 includes a base 262, a dotted line knife 263, two first positioning knife edges 264, two second positioning knife edges 265, a row of first small hole knife edges 266, a row of second small hole knife edges 267, two first positioning waste suction holes 268, two second positioning waste suction holes 269, a row of first small waste suction holes 270, and a row of second small waste suction holes 271.

During specific work, after the PET release film 100 is discharged through the feeding mechanism 10, an operator pulls the PET release film 100 to the conveying platform 23, the release surface of the PET release film 100 faces upward, the first double-sided adhesive 200 is adhered to the release surface of the PET release film 100 through the first feeding device 27, and after the second double-sided adhesive 300 is discharged through the second feeding device 28, the operator pulls the first double-sided adhesive 200 between the conveying platform 23 and the first adhering wheel 24, so that the first double-sided adhesive 200 is adhered to one side of the release surface of the PET release film 100 through the first adhering wheel 24, meanwhile, the operator pulls the second double-sided adhesive 300 between the conveying platform 23 and the second adhering wheel 25, so that the second double-sided adhesive 300 is adhered to the other side of the release surface of the PET release film 100 through the second adhering wheel 25, and the first double-sided adhesive 200 and the second double-sided adhesive 300 are symmetrical about the center line of the PET release film 100 in the length direction. When the bonded tape is conveyed to the lower waste engraving die 26, the tape is punched by the dotted line knife 263, the two first positioning knife edges 264, the two second positioning knife edges 265, the row of first small hole knife edges 266 and the row of second small hole knife edges 267 of the lower waste engraving die 26, and the tape goes forward one station for each punching, so that the dotted line 102 is punched at a position between the first double-sided adhesive 200 and the second double-sided adhesive 300 of the PET release film 100, the two rows of first positioning holes 104 are punched at positions on both sides of the first double-sided adhesive 200 of the PET release film 100, the two rows of second positioning holes 105 are punched at positions on both sides of the second double-sided adhesive 300 of the PET release film 100, the multiple rows of first small holes 202 are punched on the first double-sided adhesive 200, the multiple rows of second small holes 302 are punched on the second double-sided adhesive 300, and the first positioning hole waste punched by the first positioning knife edges 264, the two rows of second positioning holes are punched, The second positioning hole waste punched by the second positioning knife edge 265, the first small hole waste punched by the first small hole knife edge 266, and the second small hole waste punched by the second small hole knife edge 267 can be automatically sucked and removed through the corresponding first positioning waste suction hole 268, second positioning waste suction hole 269, first small waste suction hole 270, and second small waste suction hole 271. In this embodiment, the operation speed of the waste discharging engraving die 26 is 80 punching/minute, and it can be understood that the operation speed of the waste discharging engraving die 26 may be other, and may be set according to actual situations.

The first two-station attaching mechanism 30 is used for peeling off the self-adhesive release paper 204 of the first double-sided adhesive 200 on the tape and attaching the steel net 400 to the adhesive layer 206 of the first double-sided adhesive 200, and the attached tape is shown in fig. 3 and 4.

As shown in fig. 16, the first two-station attaching mechanism 30 includes a frame 31, a conveying platform 37 disposed on the frame 31, a peeling knife 32 for peeling off the self-carrying release paper 204 of the first double-sided adhesive 200 on the material belt, a material receiving device 35 for winding the peeled self-carrying release paper 204 of the first double-sided adhesive 200, a feeding device 36 for conveying the steel mesh 400 to the conveying platform 37, a first attaching wheel 38, and a second attaching wheel 34 for attaching the steel mesh 400 to the adhesive layer 206 of the first double-sided adhesive 200.

The material receiving device 35 and the material feeding device 36 both include a material roller and a motor for driving the material roller to rotate.

During specific work, after the punched material belt is conveyed to the conveying platform 37 through the flat-blade single-seat die cutting mechanism 20, the peeling knife 32 peels off the self-carrying release paper 204 of the first double-sided adhesive 200 on the material belt, an operator pulls the self-carrying release paper 204 of the first double-sided adhesive 200 to the material receiving device 35 to wind the self-carrying release paper 204 of the first double-sided adhesive 200 through the material receiving device 35, the peeled material belt is conveyed forwards continuously, then the operator pulls the steel mesh 400 discharged through the material feeding device 36 to a position between the second laminating wheel 34 and the material belt, and the steel mesh 400 is laminated on the adhesive layer 206 of the first double-sided adhesive 200 through the second laminating wheel 34.

After the completion, the operator folds the PET release film 100 on the tape along the dotted line 102 on the pasting platform 40, so that the second double-sided adhesive 300 is correspondingly located above the steel mesh 400, the two rows of second positioning holes 105 are correspondingly located above the two rows of first positioning holes 104, the multiple rows of second small holes 302 are correspondingly located above the multiple rows of first small holes 202, and then peels off the self-carrying release paper 304 of the second double-sided adhesive 300, so as to paste the adhesive layer 306 of the second double-sided adhesive 300 and the steel mesh 400.

The second two-station attaching mechanism 50 is used for cutting the PET release film 100 on the tape along the dotted line 102, peeling the PET release film 100 on the side of the glue layer 306 of the second double-sided adhesive 300 away from the steel mesh 400, and attaching the tuning net 500 to the side of the glue layer 306 of the second double-sided adhesive 300 away from the steel mesh 400, wherein the attached tape is as shown in fig. 5 and 6.

As shown in fig. 17, the second two-station mechanism 50 includes a frame 52, a conveying platform 53 disposed on the frame 52, a blade 54 for cutting the PET release film 100 on the tape along the dotted line 102, a peeling knife 56 for peeling the PET release film 100 on the side of the glue layer 306 of the second double-sided glue 300 away from the steel mesh 400, a receiving device 55 for winding the peeled PET release film 100, a feeding device 57 for conveying the tuning net 500 to the conveying platform 53, a first applying wheel 59, and a second applying wheel 58 for applying the tuning net 500 to the side of the glue layer 306 of the second double-sided glue 300 away from the steel mesh 400.

The material receiving device 55 and the material feeding device 57 each include a material roller and a motor for driving the material roller to rotate.

During specific work, after the attached material belts on the attaching platform 40 are conveyed to the conveying platform 53, the PET release film 100 on the material belts is cut open along the dotted line by the blade 54, the cut material belts are conveyed forwards, when the material belts reach the peeling knife 56, the PET release film 100 on one side, far away from the steel mesh 400, of the glue layer 306 of the second double-sided adhesive 300 is peeled off by the peeling knife 56, an operator pulls the peeled PET release film 100 to the receiving device 55 to wind the PET release film 100 through the receiving device 55, the peeled material belts continue to be conveyed forwards, and then the tuning net 500 discharged by the feeding device 57 is pulled to a position between the second attaching wheel 58 and the material belts to attach the tuning net 500 to one side, far away from the steel mesh 400, of the glue layer 306 of the second double-sided adhesive 300 through the second attaching wheel 58.

The small hole nesting die-cutting mechanism 60 is used for performing nesting die-cutting on the first positioning holes 104 on the two sides of the tuning net 500 and the steel net 400 on the material strip to align and guide the material strip, and for performing die-cutting on the tuning net 500 and the steel net 400 on the material strip to die-cut a plurality of rows of combined products 700 of the tuning net 500 and the steel net 400 on the material strip, each combined product 700 of the tuning net 500 and the steel net 400 has a first small hole 202 and a second small hole 302, and the material strip after die-cutting is shown in fig. 7 to 9.

Referring to fig. 18, the small hole registration die-cutting mechanism 60 includes a base 61 and an engraving die 62 provided on the base 61. The engraving die 62 is used for performing register die cutting on the first positioning holes 104 on the strip of material on both sides of the tuning net 500 and the steel net 400 to align and guide the strip of material, and for performing die cutting on the tuning net 500 and the steel net 400 on the strip of material to die cut the combined product 700 of the multiple rows of tuning nets 500 and the steel net 400 on the strip of material.

As shown in fig. 19 and 20, the engraving die 62 includes a base 622, two positioning posts 625 disposed on the front surface of the base 622, and a row of knife edges 626 with pins 627 between the two positioning posts 625. The thimble 627 is disposed in the knife edge 626, one end of the thimble 627 is connected to an elastic glue 628 disposed in the substrate 622, and the other end protrudes from the end of the knife edge 626.

During specific work, the first positioning holes 104 on the material belt and located on the two sides of the tuning net 500 and the steel mesh 400 are sleeved and punched through the two positioning columns 625 to correct the material belt and guide the material belt, so that deviation of the material belt is prevented, meanwhile, in the punching process, the ejector pins 627 can press the tuning net 500 and the steel mesh 400 firstly, then the tuning net 500 and the steel mesh 400 are punched through the knife edge 626, and each punching process is performed, the material belt moves forwards by one station, so that the combined product 700 of the multiple rows of tuning nets 500 and the steel mesh 400 is punched and cut on the material belt. During the process of punching the tuning net 500 and the steel net 400 by the knife edge 626, the thimble 627 is contracted into the knife edge 626 under the pressing force of the tuning net 500 and the steel net 400, and after the punching is finished, the thimble 627 returns to the initial position under the elastic force of the elastic glue 628. In the present embodiment, the operation speed of the engraving die 62 is 80 punching/minute, and it is understood that the operation speed of the engraving die 62 may be other, and may be set according to actual conditions.

The third double-station attaching mechanism 70 is used for removing the waste material 600 on the periphery of the combined product 700 of the multiple rows of the tuning nets 500 and the steel nets 400, and the tape after removing the peripheral waste material 600 is shown in fig. 10.

Referring to fig. 21, the third double-station laminating mechanism 70 includes a frame 71, a conveying platform 73 disposed on the frame 71, a peeling knife 72 for removing the waste material 600 on the periphery of the combined product 700 of the multiple rows of tuning nets 500 and the steel nets 400 on the material belt, and a material receiving device 74 for receiving the waste material 600 on the periphery.

The material receiving device 74 includes a material roller and a motor for driving the material roller to rotate.

During specific work, after the material belt punched by the small hole sleeve position die cutting mechanism 60 is conveyed to the conveying platform 73, the peeling knife 72 is used for removing the peripheral waste materials 600 on the material belt, which are positioned on the periphery of the combined product 700 of the multiple rows of the tuning nets 500 and the steel nets 400, and the operator pulls the removed peripheral waste materials 600 to the material receiving device 74 to be wound through the material receiving device 74.

The computerized slicing mechanism 80 is used for performing color-tracing cutting on the first positioning holes 104 on the material strip at two sides of the combined product 700 of the rows of the tuning nets 500 and the steel nets 400, so as to obtain a finished product to be produced, as shown in fig. 11.

During specific work, after the material belt with the peripheral waste materials 600 removed by the third double-station attaching mechanism 70 is conveyed to the conveying platform of the computer slicing mechanism 80, the color chasing and cutting blades of the computer slicing mechanism 80 are used for performing color chasing and cutting on the first positioning holes 104 on the two sides of the combined product 700 of the multiple rows of the tuning nets 500 and the steel nets 400 on the material belt so as to cut the material belt into a plurality of finished products required to be produced.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A combined punching and forming process of a tuning net and a steel net is characterized by comprising the following steps:

A. respectively attaching the first double-sided adhesive and the second double-sided adhesive to two sides of the release surface of the PET release film through a flat-cutter single-seat die cutting mechanism to obtain a material belt, then punching the material belt to punch a dotted line at the position of the PET release film between the first double-sided adhesive and the second double-sided adhesive, punching two rows of first positioning holes at the positions of the PET release film at the two sides of the first double-sided adhesive, punching two rows of second positioning holes at the positions of the PET release film at the two sides of the second double-sided adhesive, punching a plurality of rows of first small holes on the first double-sided adhesive, punching a plurality of rows of second small holes on the second double-sided adhesive, the first double-sided adhesive and the second double-sided adhesive are symmetrical about the dotted line, the two rows of first positioning holes and the two rows of second positioning holes are symmetrical about the dotted line one by one, and the multiple rows of first small holes and the multiple rows of second small holes are symmetrical about the dotted line one by one;

B. stripping self-carrying release paper of the first double-faced adhesive tape on the material belt through a first double-station laminating mechanism, and laminating the steel mesh on the adhesive layer of the first double-faced adhesive tape;

C. folding the PET release film on the material belt along a dotted line on a pasting platform to enable the second double-sided adhesive to be correspondingly positioned above the steel mesh, the two rows of second positioning holes to be correspondingly positioned above the two rows of first positioning holes, and the multiple rows of second small holes to be correspondingly positioned above the multiple rows of first small holes, stripping the self-carrying release paper of the second double-sided adhesive, and pasting the adhesive layer of the second double-sided adhesive and the steel mesh;

D. splitting the PET release film on the material belt along a dotted line through a second double-station attaching mechanism, peeling the PET release film on one surface, far away from the steel mesh, of the glue layer of the second double-sided glue, and attaching the tuning net to one surface, far away from the steel mesh, of the glue layer of the second double-sided glue;

E. the method comprises the following steps that a first positioning hole which is formed in a material belt and located on two sides of a tuning net and a steel mesh is subjected to nesting punching through a small hole nesting die cutting mechanism so as to align and guide the material belt, the tuning net and the steel mesh on the material belt are punched so as to punch a plurality of rows of combined products of the tuning net and the steel mesh on the material belt, and each combined product of the tuning net and the steel mesh is provided with a first small hole and a second small hole;

F. removing waste materials on the periphery of the combined product of the multiple rows of the tuning nets and the steel nets on the material belt through a third double-station laminating mechanism;

G. the computer slicing mechanism is used for performing color chasing and cutting on the first positioning holes on the two sides of the combined product of the multiple rows of the tuning nets and the steel nets on the material belt, so that a finished product required to be produced is obtained.

2. The tuning net and steel net combined punching forming process according to claim 1, wherein in the step a, the first double-faced adhesive tape and the second double-faced adhesive tape are respectively attached to two sides of the release surface of the PET release film through a first attaching wheel and a second attaching wheel of the flat-cutter single-seat die cutting mechanism, the material tape is punched through a waste-sucking engraving die of the flat-cutter single-seat die cutting mechanism, and the first positioning hole waste material, the second positioning hole waste material, the first small hole waste material and the second small hole waste material are automatically sucked and removed.

3. The combined punching and forming process of the tuning net and the steel net according to claim 1, wherein in the step E, the engraving dies of the small-hole nesting and die-cutting mechanism are used for nesting and die-cutting the first positioning holes on the material belt on two sides of the tuning net and the steel net to align and guide the material belt, and for punching the tuning net and the steel net on the material belt to punch and cut a plurality of rows of combined products of the tuning net and the steel net on the material belt.

4. A tuning net and steel net combined punching forming device is characterized by comprising a flat cutter single-seat die cutting mechanism, a first double-station laminating mechanism, a butt-joint platform, a second double-station laminating mechanism, a small hole sleeve position die cutting mechanism, a third double-station laminating mechanism and a computer slicing mechanism which are sequentially arranged;

the flat-cutter single-seat die cutting mechanism is used for respectively attaching the first double-sided adhesive and the second double-sided adhesive to two sides of the release surface of the PET release film to obtain a material belt and punching the material belt, punching a dotted line at the position of the PET release film between the first double-sided adhesive and the second double-sided adhesive, punching two rows of first positioning holes at the positions of the PET release film on the two sides of the first double-sided adhesive, punching two rows of second positioning holes at the positions of the PET release film on the two sides of the second double-sided adhesive, punching a plurality of rows of first small holes on the first double-sided adhesive, punching a plurality of rows of second small holes on the second double-sided adhesive, the first double-sided adhesive and the second double-sided adhesive are symmetrical about the dotted line, the two rows of first positioning holes and the two rows of second positioning holes are symmetrical about the dotted line one by one, and the multiple rows of first small holes and the multiple rows of second small holes are symmetrical about the dotted line one by one;

the first double-station laminating mechanism is used for peeling self-carrying release paper of the first double-sided adhesive on the material belt and laminating the steel mesh to the adhesive layer of the first double-sided adhesive;

the second double-station attaching mechanism is used for splitting the PET release film on the material belt along a dotted line, peeling the PET release film on one surface, far away from the steel mesh, of the glue layer of the second double-sided adhesive, and attaching the tuning net to one surface, far away from the steel mesh, of the glue layer of the second double-sided adhesive;

the small hole nesting die-cutting mechanism is used for nesting and punching first positioning holes on the two sides of the tuning net and the steel mesh on the material belt so as to correct and guide the material belt, and punching the tuning net and the steel mesh on the material belt so as to punch and cut combined products of a plurality of rows of tuning nets and steel meshes on the material belt, wherein each combined product of the tuning net and the steel mesh is provided with a first small hole and a second small hole;

the third double-station laminating mechanism is used for removing waste materials on the periphery of a combined product of the multiple rows of the tuning nets and the steel nets on the material belt;

the computer slicing mechanism is used for performing color chasing and cutting on first positioning holes, located on two sides of a combined product of the multiple rows of the toning nets and the steel nets, on the material belt, so that a finished product required to be produced is obtained.

5. The tone-adjusting net and steel net combined punching and forming device as claimed in claim 4, wherein the flat-cutter single-seat die-cutting mechanism comprises a first attaching wheel, a second attaching wheel and a lower suction waste engraving die, the first attaching wheel and the second attaching wheel are used for attaching first double-sided adhesive and second double-sided adhesive to two sides of a release surface of the PET release film respectively, and the lower suction waste engraving die is used for punching the material belt and automatically sucking away first positioning hole waste, second positioning hole waste, first small hole waste and second small hole waste.

6. The tone-adjusting net and steel net combined punching and forming equipment as claimed in claim 5, wherein the dotted line knife, the two first positioning knife edges, the two second positioning knife edges, the one row of first small hole knife edges and the one row of second small hole knife edges of the lower waste absorbing carving die are respectively used for punching the material belt so as to punch a dotted line at a position between the first double-faced adhesive and the second double-faced adhesive of the PET release film, punch two rows of first positioning holes at positions on two sides of the first double-faced adhesive of the PET release film, punch two rows of second positioning holes at positions on two sides of the second double-faced adhesive of the PET release film, punch a plurality of rows of first small holes on the first double-faced adhesive, and punch a plurality of rows of second small holes on the second double-faced adhesive; two first positioning waste absorbing holes, two second positioning waste absorbing holes, a row of first small waste absorbing holes and a row of second small waste absorbing holes of the lower waste absorbing engraving die are respectively used for automatically absorbing and removing first positioning hole waste, second positioning hole waste, first small hole waste and second small hole waste.

7. The tone-tuning net and steel net combined punching and forming equipment as claimed in claim 4, wherein the small hole nesting die-cutting mechanism comprises an engraving die, the engraving die is used for nesting and punching first positioning holes on the material belt, the first positioning holes are located on two sides of the tone-tuning net and the steel net, so as to align and guide the material belt, and the tone-tuning net and the steel net on the material belt are punched, so as to punch a plurality of rows of combined products of the tone-tuning net and the steel net on the material belt.

8. The tone-tuning net and steel mesh combined punching and forming equipment as claimed in claim 7, wherein the engraving mold comprises two positioning columns and a row of knife edges with ejector pins between the two positioning columns, the two positioning columns are used for performing sleeve position punching on first positioning holes on the material belt, which are located on two sides of the tone-tuning net and the steel mesh, so as to correct and guide the material belt, and the row of knife edges with ejector pins is used for punching the tone-tuning net and the steel mesh on the material belt, so as to punch and form a combined product of multiple rows of tone-tuning nets and steel meshes on the material belt.