CN220349353U

CN220349353U - Thermal contraction film processing printing device

Info

Publication number: CN220349353U
Application number: CN202322087981.5U
Authority: CN
Inventors: 陈甲生; 骆伟丽; 刘洪太
Original assignee: Shandong Yicheng Plastic Packaging Products Co ltd
Current assignee: Shandong Yicheng Plastic Packaging Products Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-01-16
Anticipated expiration: 2033-08-04

Abstract

The utility model discloses a thermal contraction film processing printing device which comprises a base, a frame and a piezoelectric printing head, wherein the top end of the base is provided with the frame, a film placing roller is arranged in one side of the frame, one side of the film placing roller is provided with a tensioning mechanism, and the outer side of the piezoelectric printing head is provided with a protection structure. According to the utility model, the two groups of connecting plates are driven by the movable sleeve shell to be sleeved on the piezoelectric printing head, the three groups of rubber plugs are aligned and inserted into the three groups of nozzles below the piezoelectric printing head, dust or air is prevented from entering, the two groups of fixing pins are taken to be inserted into the two groups of connecting plates, and the fixing pins are gradually moved to be fixedly sucked by the magnetic suction blocks in the fixing base, so that the effect of clamping and fixing the sleeve shell is achieved, the reinforcing protection function of the device is realized, the functionality of the device is improved, the nozzles on the piezoelectric printing head are conveniently covered, and the situation that printing ink in the piezoelectric printing head is polluted or is blocked by solidification is prevented.

Description

Thermal contraction film processing printing device

Technical Field

The utility model relates to the technical field of heat-shrinkable film processing, in particular to a heat-shrinkable film processing printing device.

Background

The heat shrink film is used for packaging various products, is convenient for selling and transporting, has the main functions of stabilizing, covering and protecting the products, has higher puncture resistance, good contractility and certain contraction stress, and can prevent holes from being generated in the contraction process;

the prior technical proposal has the following defects: when the device is used, the defect that the protection is inconvenient to strengthen is overcome, so that nozzles on a printing head in the thermal shrinkage film processing printing device are directly exposed and damaged by collision when the device is in idle use, meanwhile, external dust or air enters from the nozzles, so that printing ink in the printing head is polluted or solidified and dried and hard is caused, the printing head is blocked by the dried and hard solidified printing ink, the printing effect of the printing head is seriously influenced, the printing head needs to be integrally replaced, and the replacement cost is increased.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a thermal shrinkage film processing and printing device which solves the problems in the background technology.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a thermal contraction membrane processing printing device, includes base, frame and piezoelectricity formula print head, the frame is installed on the top of base, and the internally mounted of frame one side has put the membrane roller, the internally mounted of frame opposite side has the wind-up roll, put the top of membrane roller and install first motor, one side of putting the membrane roller is provided with straining device, and straining device's one side all is provided with the guide roll, the top of base inner wall is fixed with the mount pad, and the bottom of mount pad is installed piezoelectricity formula print head, the outside of piezoelectricity formula print head is provided with protective structure, the top of wind-up roll is provided with the pinch roller, and the top of pinch roller is connected with the carousel, the outside cover of carousel is equipped with the belt, the second motor is installed to one side of carousel, one side of pinch roller is provided with the stoving case, and the inside both ends of stoving case all install the heating wire, the fan is all fixed with on the inner wall of stoving case, protective structure includes cover shell, connecting plate, fixing base and magnet piece, fixing base and magnet piece are all fixed in the inside the cover is provided with the cover, the fixing base is provided with the magnet piece, and the magnet piece is equipped with the inside the fixing base.

The thermal contraction film processing printing device of the technical scheme is used, the two groups of connecting plates are driven to be sleeved on the piezoelectric printing head through the movable sleeve shell, the three groups of rubber plugs are aligned with the three groups of nozzles below the piezoelectric printing head, then the sleeve shell is pushed upwards to drive the rubber plugs to be inserted into the nozzles to be blocked, dust or air is prevented from entering, printing ink is polluted or solidification blocking occurs, the two groups of fixing pins are sequentially taken to be aligned and inserted into the two groups of connecting plates, and the fixing pins gradually move into the fixing seat to be tightly fixed with the magnetic attraction block, so that the sleeve shell is clamped and fixed.

Preferably, the tensioning mechanism comprises a first supporting plate, a guide rod, a moving block, a screw rod, a second supporting plate, a stepping motor and a tensioning roller, wherein the first supporting plate is fixed at the top end of the frame, the guide rod is fixed at the top end of the first supporting plate, the moving block is sleeved outside the guide rod, the screw rod is connected with one side of the moving block in a threaded manner, the second supporting plate is mounted at the top end of the screw rod, the stepping motor is mounted at the top end of the second supporting plate, and the tensioning roller is mounted in the top end of the moving block. The screw is driven to rotate forward and backward by starting the stepping motor, and then the moving block and the screw thread meshed with the rotating screw are vertically moved along the surface of the guide rod, so that the first support plate guides the moving block, and meanwhile, the moving block which moves drives the tensioning roller to flexibly move up and down, so that the tensioning roller can conveniently upwards move to gradually jack up or downwards move the film to loosen the film, and the effect that the surface printing is influenced by the excessive loosening or the excessive tightening of the film is prevented.

Preferably, the guide bar is welded with the frame and integrally constructed, makes guide bar and frame be connected inseparabler, is convenient for prevent that the guide bar from appearing rocking, screw rod in the second backup pad is connected with the frame, makes the stability of screw rod is guaranteed to frame and second backup pad, is convenient for prevent that the screw rod from appearing rocking.

Preferably, the rotating shaft of the stepping motor penetrates through the second supporting plate to be connected with the screw rod, so that the stepping motor penetrates through the second supporting plate to drive the screw rod to rotate, the height of the tensioning roller is convenient to adjust, and the moving block and the tensioning roller are located on the same vertical line, so that the moving block drives the tensioning roller to move up and down, and the tensioning degree of the film is convenient to adjust.

Preferably, an external thread is arranged on the outer side wall of the screw rod, and an internal thread matched with the external thread is arranged inside the moving block. The stepping motor drives the screw rod to rotate, so that the moving block can move up and down along the surface of the guide rod through threaded engagement with the screw rod.

Preferably, the fixing seat is symmetrically distributed on two sides of the piezoelectric printing head, so that two groups of symmetrically distributed fixing seats are inserted into two groups of fixing pins, balance of the casing is guaranteed conveniently, the fixing pins in the connecting plate are in contact with the magnetic attraction blocks in the fixing seat, the fixing pins penetrate through the connecting plate to enter the fixing seat to be in contact with the magnetic attraction blocks for attraction, and the casing is clamped and fixed conveniently.

Preferably, the connecting plate is welded with the cover shell into an integrated structure, the connecting effect of the connecting plate and the cover shell is enhanced, the cover shell is convenient to drive the connecting plate to move, the number of the rubber plugs is the same as the number of the nozzles, so that the rubber plugs can be aligned to be inserted into the nozzles below the piezoelectric printing head one by one, and dust is prevented from entering.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that: the thermal shrinkage film processing and printing device has reasonable structure and has the following advantages:

(1) The two groups of connecting plates are driven to be sleeved on the piezoelectric printing head by the moving casing, the three groups of rubber plugs are aligned and inserted into the three groups of nozzles below the piezoelectric printing head, dust or air is prevented from entering, the two groups of fixing pins are taken to be inserted into the two groups of connecting plates, and the fixing pins are gradually moved to be fixedly attracted by the magnetic attraction blocks in the fixing base, so that the casing is clamped and fixed, the reinforcing and protecting functions of the device are realized, the functionality of the device is improved, the nozzles on the piezoelectric printing head are conveniently covered, and the situation that printing ink in the piezoelectric printing head is polluted or is blocked by solidification is prevented;

(2) The screw is driven to rotate forward and backward by starting the stepping motor, the movable block and the screw thread meshed with the rotating screw are moved up and down along the surface of the guide rod, and meanwhile, the movable block which moves drives the tensioning roller to move flexibly up and down, so that the tensioning roller is convenient to move upwards to gradually push up the film tightly or move downwards to enable the film to relax, the flexible adjustment of tensioning of the heat-shrinkable film is realized, the tensioning function of the device is realized, the convenience of the device is improved, the effect of conveying the heat-shrinkable film is guaranteed, and the effect of surface printing is prevented from being influenced by excessive loosening or excessive tightening of the film.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic side sectional view of the tensioning mechanism of the present utility model;

fig. 4 is a schematic cross-sectional front view of the protective structure of the present utility model.

Reference numerals in the drawings illustrate: 1. a base; 2. a frame; 3. a tensioning mechanism; 301. a first support plate; 302. a guide rod; 303. a moving block; 304. a screw; 305. a second support plate; 306. a stepping motor; 307. a tension roller; 4. a film placing roller; 5. a guide roller; 6. a mounting base; 7. a piezoelectric printhead; 8. a protective structure; 801. a casing; 802. a rubber plug; 803. a connecting plate; 804. a fixing pin; 805. a fixing seat; 806. a magnetic suction block; 9. heating wires; 10. a drying box; 11. a partition plate; 12. a pinch roller; 13. a wind-up roll; 14. a blower; 15. a first motor; 16. a second motor; 17. a turntable; 18. a belt.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-4, the thermal contraction film processing printing device provided by the utility model comprises a base 1, a frame 2 and a piezoelectric printing head 7, wherein the frame 2 is arranged at the top end of the base 1, a film releasing roller 4 is arranged in one side of the frame 2, a winding roller 13 is arranged in the other side of the frame 2, a first motor 15 is arranged at the top end of the film releasing roller 4, a tensioning mechanism 3 is arranged at one side of the film releasing roller 4, a guide roller 5 is arranged at one side of the tensioning mechanism 3, a mounting seat 6 is fixed at the top end of the inner wall of the base 1, the piezoelectric printing head 7 is arranged at the bottom end of the mounting seat 6, a protective structure 8 is arranged at the outer side of the piezoelectric printing head 7, a pinch roller 12 is arranged at the top end of the winding roller 13, a rotary table 17 is connected at the top end of the pinch roller 12, a belt 18 is sleeved at the outer side of the rotary table 17, a second motor 16 is arranged at one side of the rotary table 17, a drying box 10 is arranged at one side of the winding roller 13, and heating wires 9 are respectively arranged at two ends of the inside of the drying box 10, fans 14 are respectively arranged at two ends of the inside of the drying box 10, partition plates 11 are respectively fixed on the inner walls of the drying box 10, the protective structure 8 comprises a casing 801, a rubber plug 802, a connecting plate 803, fixing pins 804, a fixing seat 805 and magnetic blocks 806, the fixing seats 805 are respectively fixed at two sides of the piezoelectric printing head 7, the magnetic blocks 806 are respectively arranged in the fixing seats 805, one side of each magnetic block 806 is provided with a fixing pin 804, the connecting plate 803 is sleeved outside the fixing pins 804, the casing 801 is fixed at one side bottom of the connecting plate 803, the rubber plugs 802 are respectively arranged on the inner walls of the bottom ends of the casings 801, the fixing seats 805 are symmetrically distributed at two sides of the piezoelectric printing head 7, the fixing pins 804 in the connecting plate 803 are in contact with the magnetic blocks 806 in the fixing seats 805, the connecting plates 803 are in a welding integrated structure with the casings 801, the number of rubber stoppers 802 is the same as the number of nozzles.

The working principle of the heat-shrinkable film processing and printing device based on the first embodiment is as follows: the device is placed at a designated position through a base 1 and is externally connected with a power supply, a film releasing roller 4 is driven to rotate by a first motor 15 to release a heat shrinkage film, then a tensioning mechanism 3 is used for adjusting the tensioning condition of the heat shrinkage film, then two groups of guide rollers 5 are used for guiding the heat shrinkage film in conveying in sequence, a piezoelectric printing head 7 connected with a printer is used for printing the conveyed heat shrinkage film, so that the heat shrinkage film carries patterns required by customers, the printing effect is completely processed and printed, the heat shrinkage film after the printing penetrates into a drying box 10 from holes on the left side of the drying box 10, a plurality of groups of heating wires 9 and two groups of fans 14 are started at the same time, the fans 14 are used for leading external air into the drying box 10 to be heated through the plurality of groups of heating wires 9, and then the heated air penetrates through the holes on a partition 11 to uniformly dry the penetrated heat shrinkage film, the ink can be well adhered on the heat-shrinkable film, the phenomena of fading, stripping and the like of the label plastic film are effectively avoided, the second motor 16 is started to drive the pinch roller 12 to rotate through the turntable 17, then the belt 18 is rotated through the other turntable 17 along with the turntable 17 at the upper part to drive the winding roller 13 to rotate, the winding roller 13 winds the heat-shrinkable film penetrating through the hole at the right side of the drying box 10 and printed, the pinch roller 12 compresses the heat-shrinkable film to prevent the situation of wrinkling, when the piezoelectric printing head 7 is idle, the two groups of connecting plates 803 are driven to be aligned and sleeved on the piezoelectric printing head 7 from the front side through the moving sleeve 801, then the sleeve 801 is pushed backwards to drive the three groups of rubber plugs 802 to be aligned and stopped with the three groups of nozzles below the piezoelectric printing head 7, then, the sleeve 801 is pushed upwards to drive the rubber plug 802 to be aligned and inserted into the nozzle, so that the rubber plug 802 plugs the nozzle below the piezoelectric printing head 7, dust or air is prevented from entering, printing ink is polluted or solidification and blockage occur, two groups of fixing pins 804 are sequentially taken to be aligned and inserted into two groups of connecting plates 803, and the fixing pins are gradually moved into the fixing seat 805 to be tightly sucked and fixed with the magnetic attraction block 806, so that the sleeve 801 is clamped and fixed.

Example two

The embodiment comprises the following steps: the tensioning mechanism 3 comprises a first supporting plate 301, a guide rod 302, a moving block 303, a screw rod 304, a second supporting plate 305, a stepping motor 306 and a tensioning roller 307, wherein the first supporting plate 301 is fixed at the top end of the frame 2, the guide rod 302 is fixed at the top end of the first supporting plate 301, the moving block 303 is sleeved outside the guide rod 302, the screw rod 304 is connected with one side of the moving block 303 through internal threads, the second supporting plate 305 is mounted at the top end of the screw rod 304, the stepping motor 306 is mounted at the top end of the second supporting plate 305, the tensioning roller 307 is mounted at the top end of the moving block 303, the guide rod 302 and the frame 2 are in a welding integrated structure, the screw rod 304 on the second supporting plate 305 is connected with the frame 2, a rotating shaft of the stepping motor 306 penetrates through the second supporting plate 305 to be connected with the screw rod 304, the moving block 303 and the tensioning roller 307 are located on the same vertical line, external threads are arranged on the outer side wall of the screw rod 304, and internal threads matched with the external threads are arranged inside the moving block 303.

In this embodiment, when the tightness of the heat-shrinkable film needs to be adjusted, the stepper motor 306 is started to drive the screw 304 to rotate forward and backward, then the moving block 303 is in threaded engagement with the rotating screw 304 to move up and down along the surface of the guide rod 302, so that the first support plate 301 guides the moving block 303, the linear motion of the moving block 303 is ensured, and meanwhile, the moving block 303 drives the tensioning roller 307 to flexibly move up and down, so that the tensioning roller 307 is convenient to move up to gradually push up or move down to loosen the film, and flexible adjustment of the tensioning of the heat-shrinkable film is realized, and the effect that the excessive tightness or over tightness of the film affects surface printing is prevented.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a thermal contraction membrane processing printing device, includes base (1), frame (2) and piezoelectricity formula print head (7), its characterized in that: the utility model discloses a drying machine, including base (1), frame (2) are installed on the top of base (1), and internally mounted on frame (2) one side has put membrane roller (4), internally mounted on frame (2) opposite side has wind-up roll (13), first motor (15) are installed on the top of putting membrane roller (4), one side of putting membrane roller (4) is provided with straining device (3), and one side of straining device (3) all is provided with guide roll (5), mount pad (6) are fixed on the top of base (1) inner wall, and install piezoelectric print head (7) in the bottom of mount pad (6), the outside of piezoelectric print head (7) is provided with protective structure (8), the top of wind-up roll (13) is provided with pinch roller (12), and the top of pinch roller (12) is connected with carousel (17), the outside cover of carousel (17) is equipped with belt (18), second motor (16) are installed to one side of carousel (17), one side of wind-up roll (13) is provided with stoving case (10), and stoving case (10) inside (9), both ends (10) are installed on the inside of stoving case (10) and are all fixed on both ends (10), the protection structure (8) comprises a sleeve (801), a rubber plug (802), a connecting plate (803), a fixing pin (804), a fixing seat (805) and magnetic attraction blocks (806), wherein the fixing seat (805) is fixed on two sides of the piezoelectric printing head (7), the magnetic attraction blocks (806) are arranged inside the fixing seat (805), one side of each magnetic attraction block (806) is provided with the fixing pin (804), the connecting plate (803) is sleeved on the outer side of each fixing pin (804), the sleeve (801) is fixed on one side of the connecting plate (803), and the rubber plug (802) is arranged on the inner wall of the bottom end of the sleeve (801).

2. The heat-shrinkable film processing printing apparatus according to claim 1, wherein: the tensioning mechanism (3) comprises a first supporting plate (301), a guide rod (302), a moving block (303), a screw rod (304), a second supporting plate (305), a stepping motor (306) and a tensioning roller (307), wherein the first supporting plate (301) is fixed at the top end of a frame (2), the guide rod (302) is fixed at the top end of the first supporting plate (301), the moving block (303) is sleeved on the outer side of the guide rod (302), the screw rod (304) is connected with internal threads on one side of the moving block (303), the second supporting plate (305) is mounted on the top end of the screw rod (304), the stepping motor (306) is mounted on the top end of the second supporting plate (305), and the tensioning roller (307) is mounted in the interior of the top end of the moving block (303).

3. The heat-shrinkable film processing printing apparatus according to claim 2, wherein: the guide rod (302) and the frame (2) are in a welding integrated structure, and a screw rod (304) on the second supporting plate (305) is connected with the frame (2).

4. The heat-shrinkable film processing printing apparatus according to claim 2, wherein: the rotating shaft of the stepping motor (306) penetrates through the second supporting plate (305) to be connected with the screw rod (304), and the moving block (303) and the tensioning roller (307) are positioned on the same vertical line.

5. The heat-shrinkable film processing printing apparatus according to claim 2, wherein: external threads are arranged on the outer side wall of the screw rod (304), and internal threads matched with the external threads are arranged inside the moving block (303).

6. The heat-shrinkable film processing printing apparatus according to claim 1, wherein: the fixing seats (805) are symmetrically distributed on two sides of the piezoelectric printing head (7), and fixing pins (804) in the connecting plate (803) are in contact with magnetic blocks (806) in the fixing seats (805).

7. The heat-shrinkable film processing printing apparatus according to claim 1, wherein: the connecting plate (803) and the sleeve (801) are of a welding integrated structure, and the number of the rubber plugs (802) is the same as that of the nozzles.