CN210236632U

CN210236632U - PVC membrane's cutting equipment for printing

Info

Publication number: CN210236632U
Application number: CN201920836694.0U
Authority: CN
Inventors: Kangzhang Xie; 谢康章
Original assignee: Sihui Nanyue Packaging Color Printing Co Ltd
Current assignee: Sihui Nanyue Packaging Color Printing Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-04-03
Anticipated expiration: 2029-05-31

Abstract

The utility model belongs to the printing processing field, it discloses a PVC membrane cutting equipment for printing, including the frame, set gradually in the frame blowing unit, be used for driving the first drive unit of film, be used for the buffer memory unit of buffer memory membrane, be used for driving the second drive unit of film, cut the unit, the unit setting of cutting on cutting the platform, cut unit and second drive unit between be equipped with the compression roller that is located cutting the platform, the second drive unit include through first upper drive roller, the first lower drive roller of first driving motor drive; the surfaces of the first upper driving roller and the first lower driving roller are both rubber surfaces provided with annular grooves; the first upper driving roller and the pressing roller are connected through a plurality of transmission rope rings arranged side by side. The cutting equipment is stable and straight in cutting and high in cutting precision.

Description

PVC membrane's cutting equipment for printing

Technical Field

The utility model relates to a printing processing field specifically is a cutting equipment of PVC membrane for printing.

Background

Applicant Shenzhen Yinhao automated equipment Limited applied for invention patent CN201610619990.6 in 2016, which discloses an automatic film-coating cutting machine, mainly comprising: the laminating mechanism that is used for processing the material in proper order with cut the mechanism, be used for collecting the tectorial membrane and cut the receiving agencies of back material, be used for transporting the transmission device and the electrical control system of ejection of compact, material such as glass apron is followed one side pan feeding of laminating mechanism, through the tectorial membrane earlier, then cuts, later receives the material, is transported to one side ejection of compact of transmission device at last. The invention can replace a large amount of labor and save labor cost; the efficiency is improved, and the automation degree is high; the equipment stability is strong, and the tectorial membrane effect is clean and tidy, bubble-free, cuts the standard neat, and effective regular is neat receives material and conveying, guarantees the product percent of pass.

In the process of manufacturing decorative furring strips for automobiles and motorcycles, a PVC film is used as a base paper to print patterns, and then the patterns are transferred to corresponding application surfaces.

The main problems of the existing equipment are that: from the output to the cutting process, stable output of the film is required to reduce the problems of skew, dimensional error, and the like that occur during the cutting process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutting equipment of PVC membrane for printing, this cutting equipment is cutting stably, straight, and the cutting precision is high.

In order to achieve the above object, the utility model provides a following technical scheme: a PVC film cutting device for printing comprises a rack, a feeding unit, a first driving unit, a buffer unit, a second driving unit and a cutting unit, wherein the feeding unit, the first driving unit, the buffer unit, the second driving unit and the cutting unit are sequentially arranged on the rack; the surfaces of the first upper driving roller and the first lower driving roller are both rubber surfaces provided with annular grooves; the first upper driving roller and the pressing roller are connected through a plurality of transmission rope rings arranged side by side.

In the above PVC film cutting device for printing, the transmission rope ring is made of rubber and is embedded into the annular groove of the first upper driving roller.

In the above PVC film cutting apparatus for printing, the section of the driving loop at any position is circular.

In the above PVC film cutting apparatus for printing, the first driving unit includes a second upper driving roller and a second lower driving roller driven by a second driving motor; and a gap for the film to pass through is arranged between the second upper driving roller and the second lower driving roller.

In the PVC film cutting equipment for printing, a first reversing roller is arranged between the first driving unit and the discharging unit.

In the above PVC film cutting device for printing, the buffer unit comprises a buffer frame and a second reversing roller; the buffer storage frame comprises a first frame body capable of ascending and descending and two material pressing rollers arranged on the first frame body side by side, and the second reversing roller is arranged right above the space between the two material pressing rollers.

In the PVC film cutting equipment for printing, the first frame body is hinged to the frame, and the frame is provided with a first cylinder for driving the first frame body to swing.

In the PVC film cutting equipment for printing, the cutting unit comprises a swing arm connected with the frame, a cutter arranged at the lower part of the tail end of the swing arm and a second cylinder for driving the swing arm to swing; the cutter is positioned outside the press roller.

In the PVC film cutting equipment for printing, a buffer spring is arranged between the swing arm and the machine frame.

In the PVC film cutting equipment for printing, a third reversing roller is arranged between the buffer unit and the second driving unit.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a second drive unit and compression roller cooperation, and compression roller and second drive unit's the first drive roller of going up passes through the driving rope circle and connects, can make the PVC membrane keep smooth state before the cutting, and the output precision is high.

Drawings

Fig. 1 is a front view of embodiment 1 of the present invention;

fig. 2 is a schematic view of the cooperation of the first upper driving roller and the pressing roller according to embodiment 1 of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, a cutting apparatus for a PVC film for printing includes a frame 1, a feeding unit 2, a first driving unit 3, a buffer unit 4, a second driving unit 5, and a cutting unit 6, which are sequentially disposed on the frame 1, wherein the cutting unit 6 is disposed on a cutting platform 7, a pressure roller 8 is disposed between the cutting unit 6 and the second driving unit 5, and the second driving unit 5 includes a first upper driving roller 51 and a first lower driving roller 52 driven by a first driving motor 55; the surfaces of the first upper driving roller 51 and the first lower driving roller 52 are both rubber surfaces provided with annular grooves 53; the first upper driving roller 51 and the pressing roller 8 are connected by a plurality of driving loops 54 arranged side by side, as can be seen in fig. 2.

In the actual production process, the PVC film exists in the form of roll material, the roll material is output to the first driving unit 3 through the discharging unit 2 and then buffered to the specified length through the buffer unit 4, then the PVC film is output in the set length through the second driving unit 5, and the PVC sheet is formed after being cut through the cutting unit 6.

The first driving unit 3 and the second driving unit 5 operate in a similar manner, and the first driving unit 3 and the second driving unit 5 intermittently drive the PVC film at a set length.

In the process of the PVC sheet output by the second driving unit 5, the first upper driving roller 51 drives the pressing roller 8 through the transmission rope ring 54, the pressing roller 8 is pressed on the PVC film, the transmission rope ring 54 is arranged between the pressing roller 8 and the PVC film, the rotation of the transmission rope ring 54 drives the PVC film to advance, and the stable and accurate conveying of the PVC film is realized under the combined action of the second driving unit 5 and the pressing roller 8.

Preferably, the transmission rope loop 54 is made of rubber, and the transmission rope loop 54 is embedded into the annular groove 53 of the first upper driving roller 51. The transmission rope ring 54 is made of rubber, and can be elastically connected with the first upper driving roller 51 and the pressing roller 8, and the surface of the transmission rope ring 54 made of rubber has certain friction force, so that the friction force between the transmission rope ring and PVC can be improved under the condition that the transmission rope ring is in contact with a PVC film in a small area, and the conveying stability is improved.

Preferably, the section of the transmission rope ring 54 at any position is circular, and the circular section of the transmission rope ring 54 can reduce the contact area between the transmission rope ring and the PVC film, maintain better pressing and friction force and improve the conveying stability.

In the present embodiment, the first driving unit 3 includes a second upper driving roller 32 and a second lower driving roller 33 driven by a second driving motor 31; the second upper driving roller 32 and the second lower driving roller 33 are spaced apart from each other by a gap through which the film passes. Generally, the second driving motor 31 of the first driving unit 3 and the first driving motor of the second driving unit 5 are stepping motors to control the output accuracy of the PVC film.

Preferably, a first reversing roller 9 is arranged between the first driving unit 3 and the discharging unit 2, and the buffer unit 4 comprises a buffer frame and a second reversing roller 41; a third reversing roller 10 is arranged between the buffer unit 4 and the second driving unit 5;

the PVC film enters the first driving unit 3 through the first reversing roller 9, passes through the third reversing roller 10, and passes through the buffer unit 4 to reach the second driving unit 5; the buffer rack comprises a first rack body 42 capable of ascending and descending and two nip rolls 43 arranged on the first rack body 42 side by side, and the second reversing roll 41 is arranged right above the space between the two nip rolls 43. The buffer unit 4 buffers the PVC film corresponding to one length of the PVC sheet during each complete lifting process of the first frame 42.

Preferably, the first frame 42 swings in the following manner: the first frame body 42 is hinged to the frame 1, and the frame 1 is provided with a first cylinder 44 for driving the first frame body 42 to swing.

The buffer unit 4 is matched with the first driving unit 3 and the second driving unit 5, after the material cutting is completed, the first driving unit 3 acts, the second driving unit 5 does not act, the first frame body 42 of the buffer unit 4 descends to store a PVC film with a rated length, then the second driving unit 5 acts, the first driving unit 3 does not act, the buffer unit 4 resets, and the second driving unit 5 outputs the film with a set length.

In the present embodiment, the movement of the cutting unit 6 is similar to that of the buffer unit 4, and the cutting unit 6 comprises a swing arm 61 connected with the frame 1, a cutter 62 arranged at the lower part of the tail end of the swing arm 61, and a second air cylinder 63 driving the swing arm 61 to swing; the cutter 62 is positioned outside the press roller 8, and a buffer spring 64 is arranged between the swing arm 61 and the frame 1 in order to reduce the impact force of the cutter 62 in the cutting process.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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. A PVC membrane cutting device for printing comprises a rack, a feeding unit, a first driving unit, a buffer unit, a second driving unit and a cutting unit, wherein the feeding unit, the first driving unit, the buffer unit, the second driving unit and the cutting unit are sequentially arranged on the rack; the surfaces of the first upper driving roller and the first lower driving roller are both rubber surfaces provided with annular grooves; the first upper driving roller and the pressing roller are connected through a plurality of transmission rope rings arranged side by side.

2. The PVC film cutting apparatus for printing according to claim 1, wherein the driving rope loop is made of rubber and is embedded into the annular groove of the first upper driving roller.

3. The PVC film cutting machine for printing according to claim 2, wherein the section of the transmission rope loop at any position is circular.

4. The PVC film cutting apparatus for printing according to claim 1, wherein the first driving unit includes a second upper driving roller, a second lower driving roller driven by a second driving motor; and a gap for the film to pass through is arranged between the second upper driving roller and the second lower driving roller.

5. The PVC film cutting machine for printing according to claim 4, wherein a first reversing roller is arranged between the first driving unit and the discharging unit.

6. The PVC film cutting machine for printing according to claim 1, wherein the buffer storage unit comprises a buffer storage frame and a second reversing roller; the buffer storage frame comprises a first frame body capable of ascending and descending and two material pressing rollers arranged on the first frame body side by side, and the second reversing roller is arranged right above the space between the two material pressing rollers.

7. The PVC film cutting machine for printing according to claim 6, wherein the first frame body is hinged to the frame, and the frame is provided with a first air cylinder for driving the first frame body to swing.

8. The PVC film cutting device for printing as recited in claim 1, wherein the cutting unit comprises a swing arm connected with the frame, a cutter arranged at the lower part of the tail end of the swing arm, and a second air cylinder for driving the swing arm to swing; the cutter is positioned outside the press roller.

9. The PVC film printing and cutting machine as claimed in claim 8, wherein a buffer spring is arranged between the swing arm and the frame.

10. The PVC film cutting machine for printing according to claim 1, wherein a third reversing roller is arranged between the buffer unit and the second driving unit.