CN214563801U

CN214563801U - Static electricity removing mechanism for film printing machine

Info

Publication number: CN214563801U
Application number: CN202120537846.4U
Authority: CN
Inventors: 王先锋; 徐黎平
Original assignee: Hangzhou Mingri Flexible Packaging Co ltd
Current assignee: Hangzhou Mingri Flexible Packaging Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-02
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to a film printing machine is with mechanism that destatics, including the deflector roll, a conductive seat on the mount pad that is used for being connected deflector roll and film printing machine organism with locating the mount pad, the mount pad is located the deflector roll both ends and all is equipped with one, the deflector roll rotates to be connected in the mount pad, the conductive seat is located the one end and the butt of deflector roll in the deflector roll tip, the deflector roll perisporium is equipped with the busbar along its axial, conductive seat just is equipped with electrically conductive piece along the busbar motion trail towards deflector roll one side, the busbar butt is in electrically conductive piece, electrically conductive piece one side is equipped with the conducting rod, the centre gripping is equipped with the first electrically conductive clamp of ground connection on the conducting rod. Through the conducting bar at the rotation in-process of deflector roll and film surface contact, with the static that carries on the film through the conducting bar conduct to electrically conductive piece on, electrically conductive piece through conducting rod and first electrically conductive clamp with static leading-in underground to the completion is to the elimination of static on the film, when guaranteeing film transport quality, the static of convenient to film surface is eliminated.

Description

Static electricity removing mechanism for film printing machine

Technical Field

The application relates to the field of film printing machines, in particular to a static electricity removing mechanism for a film printing machine.

Background

The film is widely used in the industries of electronic and electric appliances, machinery, printing and the like. Before the film is used, a certain pattern or shape and the like are usually required to be printed on the surface of the film, and a film printer is a common device for printing the surface of the film.

When the film is guided by the guide roller in the film printing machine, static electricity is generated by friction with the guide roller, and the static electricity easily has adverse effects on the printing process of the film and the product quality of the film, so that the static electricity generated between the film and the guide roller needs to be eliminated.

In the related art of static elimination, static electricity is usually led out by arranging a copper brush beside a guide roller, so that the static elimination is completed.

In view of the above-mentioned related technologies, the inventors believe that, in printing and conveying a thin film, due to the material of the thin film itself, the copper brush is liable to scratch the thin film or leave scratches on the surface of the thin film, resulting in poor printing quality of the thin film.

SUMMERY OF THE UTILITY MODEL

In order to conveniently eliminate the static electricity of the film, the application provides a static electricity eliminating mechanism for a film printing machine.

The application provides a film printing machine is with destaticizing mechanism adopts following technical scheme:

the utility model provides a film printing machine is with mechanism that destatics, including the deflector roll, a conductive seat on the mount pad and locating the mount pad that is used for being connected deflector roll and film printing machine organism, the mount pad is located the deflector roll both ends and all is equipped with one, the deflector roll rotates to be connected in the mount pad, conductive seat is located the one end and the butt of deflector roll in the deflector roll tip, the deflector roll perisporium is equipped with the busbar along its axial, conductive seat is equipped with electrically conductive towards deflector roll one side and along the busbar motion trail, the busbar butt is in electrically conductive, electrically conductive one side is equipped with the conducting rod, the centre gripping is equipped with the first electrically conductive clamp of ground connection on the conducting rod.

Through adopting above-mentioned technical scheme, when eliminating the static that the film carried, through the busbar with the surperficial contact of film at the rotation in-process of deflector roll, the static that carries on the film passes through the busbar and conducts to on the electrically conductive piece, electrically conductive piece through conducting rod and first electrically conductive clamp with static leading-in underground to the completion is to the elimination of static on the film, when guaranteeing film transport quality, conveniently eliminates the static on film surface.

Preferably, the conductive member is annular and coincides with the motion track of the conductive strip.

Through adopting above-mentioned technical scheme, through the setting of cyclic annular electrically conductive piece, make the conducting strip at deflector roll pivoted in-process, can keep in contact with electrically conductive piece all the time to derive static, improved static and derived efficiency.

Preferably, a limiting groove is formed in the conductive piece, and one end of the conductive strip is located in the limiting groove.

Through adopting above-mentioned technical scheme, through the setting of spacing groove, make the conducting strip lead through the spacing groove at the pivoted in-process, make the conducting strip all the time with electrically conductive piece stationary contact, improve the stability that the conducting strip derived static.

Preferably, the conducting strips are arranged along the circumferential direction of the guide roller in a plurality.

By adopting the technical scheme, the contact area and frequency of the conductive strips and the thin film are improved and the conductive efficiency is improved by arranging the plurality of conductive strips in the circumferential direction.

Preferably, the deflector roll has seted up the mounting groove along its radial, and the mounting groove notch communicates in the deflector roll perisporium, and the mounting groove communicates in the deflector roll end wall towards electrically conductive seat one end, and the conducting strip is installed in the mounting groove.

Through adopting above-mentioned technical scheme, through the setting of mounting groove, make the busbar partly be located the mounting groove, reduce the busbar and make the range of film deformation, and do not influence the electrically conductive effect to the film.

Preferably, the conducting bar is connected to the conducting bar in an axial sliding mode along the guide roller, a limiting convex block is arranged on the notch of the mounting groove and abutted against one side of the conducting bar, which faces towards the notch of the mounting groove, of the conducting seat, an elastic piece is fixedly arranged at one end, far away from the conducting seat, of the mounting groove, and the elastic piece is abutted against one end, far away from the conducting seat, of the conducting bar.

Through adopting above-mentioned technical scheme, through the setting of elastic component and spacing lug, the busbar takes place wearing and tearing back between with electrically conductive piece, still can remain stable with the contact of electrically conductive piece, improved the electrically conductive stability and the life of busbar.

Preferably, a second conductive clip which is grounded is clamped on the mounting seat.

Through adopting above-mentioned technical scheme, through the setting of the electrically conductive clamp of second, the static that conducts to the frame through mount pad and electrically conductive seat is derived through the electrically conductive clamp of second, reduces the electrified influence to film transport and printing of frame.

Preferably, the first conductive clip and the second conductive clip are electrically connected to a wire holder, and the wire holder is grounded.

By adopting the technical scheme, the static electricity led out from different positions can be conveniently and uniformly processed by arranging the wire holder.

Preferably, the conductive strips and the conductive pieces are made of the same material.

By adopting the technical scheme, because objects made of the same material have the same ability of losing electrons, the conduction of static electricity by the conductive strips and the conductive pieces is ensured, and simultaneously, current and heat generated by friction between the conductive pieces and the conductive strips are reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

through the arrangement of the conductive seat, the conductive bar and the conductive piece, the static electricity on the thin film is conveniently led out while the thin film is well guided by the guide roller, and is eliminated through grounding;

through the arrangement of the conductive piece and the pressure spring, the conductive strip is ensured to be always in stable contact with the conductive piece in the rotating process of the guide roller;

through the setting of the second conductive clamp, the stability of static derivation is guaranteed.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

Description of reference numerals: 1. a guide roller; 11. a connecting portion; 12. mounting grooves; 13. a limiting bump; 14. a pressure spring; 15. an insulating pad layer; 2. a conductive seat; 3. a mounting seat; 31. a second conductive clip; 4. a conductive strip; 5. a conductive member; 51. a limiting groove; 52. a conductive rod; 53. a first conductive clip; 6. a wire holder; 7. a body.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses film printing machine is with mechanism that destatics. Referring to fig. 1, the static electricity removing mechanism includes a guide roller 1, a conductive base 2 for guiding static electricity generated on the guide roller 1 and a film out, a mounting base 3 for mounting the guide roller 1 and the conductive base 2, a conductive strip 4 mounted on the guide roller 1, a conductive piece 5 mounted on the conductive base 2, and a wire holder 6 for collecting static electricity at different positions. The mounting seat 3 is fixedly connected to the thin film printer body 7 through a bolt, the conductive seat 2 is mounted on the mounting seat 3 through a bolt, the guide roller 1 is rotatably connected to the mounting seat 3, the conductive seat 2 is located at one end of the guide roller 1, and the conductive bar 4 and the conductive piece 5 are always in contact. The wire holder 6 is grounded through an electric wire.

When the film passes over the guide roller 1 and moves to the guide roller 1, static electricity carried on the film is guided away by the conductive strip 4 when contacting the conductive strip 4, the conductive strip 4 guides the static electricity to the conductive piece 5 through the contact with the conductive piece 5, the static electricity is collected in the wire holder 6, and the static electricity is led out through the grounding of the wire holder 6.

Referring to fig. 1, the guide roller 1 includes connection portions 11 for connection at two ends, the connection portions 11 are inserted through and rotatably connected to the conductive base 2 and the mounting base 3, and one of the connection portions 11 is used for connecting a driving mechanism (not shown) for driving the guide roller 1 to rotate.

Referring to fig. 2, a plurality of mounting grooves 12 have been seted up along its self radially to deflector roll 1, and a plurality of mounting grooves 12 are arranged along 1 circumference equidistance of deflector roll, and 12 notches of mounting groove are seted up on 1 perisporium of deflector roll, and mounting groove 12 communicates in 1 end wall of deflector roll towards electrically conductive 2 one end of seat.

Each conducting strip 4 corresponds to a mounting groove 12, the conducting strip 4 is axially and slidably connected in the mounting groove 12 along the guide roller 1, and a limiting bump 13 for preventing the conducting strip 4 from falling out of the mounting groove 12 is arranged at the notch of the mounting groove 12. The end of the conductive strip 4 far from the conductive piece 5 is abutted with an elastic piece, which can be a pressure spring 14 or an elastic rubber layer, etc., in this embodiment, the pressure spring 14 is taken as an example, one end of the pressure spring 14 is fixedly connected with an insulating pad layer 15, the pressure spring 14 is abutted with the conductive strip 4 through the insulating pad layer 15, and the other end of the pressure spring 14 is fixedly connected to the inner wall of the mounting groove 12. The compression spring 14 drives the conductive strip 4 to abut against the conductive piece 5 all the time.

Referring to fig. 3, the conductive member 5 and the conductive bar 4 are made of copper. The conductive member 5 is arranged in a ring shape, and the moving tracks of all the conductive strips 4 coincide with each other when the guide roller 1 rotates. The conductive member 5 has an annular limiting groove 51 formed at an end facing the conductive strip 4, and an end of each conductive strip 4 away from the compression spring 14 is located in the limiting groove 51 and abuts against a bottom of the limiting groove 51, so that the limiting groove 51 can guide the conductive strip 4 in rotation.

A conductive rod 52 is fixedly connected to one end of the conductive member 5 away from the conductive strip 4, the conductive rod 52 is inserted into the mounting seat 3, and a first conductive clip 53 is clamped at one end of the conductive rod 52, and the first conductive clip 53 is electrically connected to the wire holder 6 through a wire.

Referring to fig. 1, a plurality of second conductive clips 31 are held on the mounting base 3, the second conductive clips 31 are also electrically connected to the wire holder 6 through wires, and the wire holder 6 is grounded through wires.

The implementation principle of the embodiment of the application is as follows:

when the guide roller 1 rotates and pulls and guides the film, the conductive strips 4 arranged in the circumferential direction are continuously contacted with the surface of the film, when the conductive strips are contacted, static electricity on the surface of the film is led out, the static electricity is conducted to the conductive base 2 along the conductive strips 4 per se to the conductive piece 5 which is always kept in contact, the static electricity flows to the wiring base 6 through the conductive rod 52 and the first conductive clamp 53 and is grounded, the static electricity conducted to the rack through the mounting base 3 and the conductive base 2 is led out through the second conductive clamp 31 and is grounded to the wiring base 6.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a film printing machine is with mechanism that destatics which characterized in that: including deflector roll (1), be used for deflector roll (1) and mount pad (3) of being connected with film printing machine organism (7) and locate electrically conductive seat (2) on mount pad (3), mount pad (3) are located deflector roll (1) both ends and all are equipped with one, deflector roll (1) rotate to be connected in mount pad (3), electrically conductive seat (2) are located the one end and the butt in deflector roll (1) tip of deflector roll (1), deflector roll (1) perisporium is equipped with conducting bar (4) along its axial, be equipped with on electrically conductive seat (2) towards deflector roll (1) one side and along conducting bar (4) motion trail electrically conductive piece (5), conducting bar (4) butt in electrically conductive piece (5), conducting bar (5) one side is equipped with conducting rod (52), the centre gripping is equipped with first electrically conductive clamp (53) of ground connection on conducting rod (52).

2. The static electricity removing mechanism for a film printing machine according to claim 1, wherein: the conductive piece (5) is annular and is superposed with the motion track of the conductive strip (4).

3. The static electricity removing mechanism for a film printing machine according to claim 2, wherein: a limiting groove (51) is formed in the conductive piece (5), and one end of the conductive strip (4) is located in the limiting groove (51).

4. The static electricity removing mechanism for a film printing machine according to claim 1, wherein: the conducting strips (4) are arranged in a plurality along the circumferential direction of the guide roller (1).

5. The static electricity removing mechanism for a film printing machine according to claim 1, wherein: guide roller (1) has seted up mounting groove (12) along its radial, and mounting groove (12) notch communicates in guide roller (1) perisporium, and mounting groove (12) are towards electrically conductive seat (2) one end and are communicated in guide roller (1) end wall, and conducting strip (4) are installed in mounting groove (12).

6. The static electricity removing mechanism for a film printing machine according to claim 5, wherein: conducting bar (4) are along deflector roll (1) axial sliding connection in conducting bar (4), and mounting groove (12) notch is equipped with spacing lug (13), and spacing lug (13) butt is kept away from conducting seat (2) one end in conducting bar (4) towards mounting groove (12) notch one side, mounting groove (12) and is fixed and be equipped with the elastic component, and the elastic component butt is kept away from conducting seat (2) one end in conducting bar (4).

7. The static electricity removing mechanism for a film printing machine according to claim 1, wherein: and a second conductive clamp (31) which is grounded is clamped on the mounting seat (3).

8. The static electricity removing mechanism for a film printing machine according to claim 7, wherein: the first conductive clip (53) and the second conductive clip (31) are electrically connected to the wire holder (6), and the wire holder (6) is grounded.

9. The static electricity removing mechanism for a film printing machine according to claim 1, wherein: the conductive strips (4) and the conductive pieces (5) are made of the same material.