Coating mechanism of coating machine

Abstract

The utility model relates to the technical field of coating machines, and discloses a coating mechanism of a coating machine, which comprises a machine body, a coating roller, a driven roller, a glue box and a motor, an adjusting mechanism is arranged on the machine body, and a scraping mechanism is arranged on the coating roller; the scraping mechanism comprises scraping plates arranged at the two ends of the coating roller, and telescopic rods are fixedly arranged on one sides of the scraping plates. When the coating roller rotates, the two scraping plates can scrape glue at the two ends of the coating roller into the glue box again, through the arrangement of a fixing rod, a sliding block, a telescopic rod and a spring, the scraping plates can be tightly attached to the two ends of the coating roller under the elastic action of the spring, and the scraping effect of the scraping plates is improved; the coating roller can drive the driving gear to rotate when rotating, the driving gear drives the driven gear to rotate, and the driven gear drives the rotating rod to rotate, so that the stirring blades on the rotating rod can stir glue in the glue box, and the situation that the glue is precipitated or solidified to affect the gluing effect is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coating machine, concretely to a coating mechanism of coating machine. BACKGROUND

[0002] The coating machine is mainly used for the surface coating process production of film, paper and the like, the machine is coated with a layer of glue, paint or ink with specific function on the base material in roll, and after drying, it is wound, it adopts a special multifunctional coating head, can realize the surface coating production of various forms, the coating machine is equipped with full-speed automatic film connecting mechanism for winding and unwinding, and PLC program tension closed loop automatic control.

[0003] A coating mechanism of coating machine is provided in Chinese patent with publication number CN211515009U, which comprises a driving roller, an adjusting roller, a mounting block, an electric telescopic rod, a driving motor, a drying box, a fan, a drying disc and a sliding pipe, the electric telescopic rod is assembled on the upper side of the inside of the mounting frame, the mounting block is fixed on the lower end surface of the electric telescopic rod, the adjusting roller is installed at the middle position of the mounting block, the driving roller is installed on the lower side of the adjusting roller, the driving motor is connected to the right side of the driving roller, the drying box is installed on the rear side of the mounting frame, the fan is assembled on the upper end surface of the drying box, the drying disc is installed on the upper side of the inside of the drying box, the sliding pipe is connected to the lower side of the drying box, and the drying box is connected with the storage box through the sliding pipe.

[0004] The coating mechanism of the coating machine has the function of adjusting the distance between the coating rollers, but when the glue roller adheres glue, the two ends of the glue roller will also adhere glue, the glue at this position cannot be coated on the cloth and cannot be cleaned in time, and after a long time, a solidified glue layer will appear, which will mix with the paint and affect the paint quality, thereby affecting the coating quality of the coating product, therefore, it is necessary to provide a coating mechanism of coating machine. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a coating mechanism of coating machine to solve the problems in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a coating mechanism of coating machine, including machine body, coating roller, driven roller, glue box and motor, be provided with adjusting mechanism on the machine body, be provided with scraping mechanism on the coating roller, the scraping mechanism includes the scraper that is arranged in both ends of coating roller, the side of the scraper is fixedly provided with telescopic link, the fixed rod is fixedly provided in the machine body, the movable cavity is opened in the fixed rod, the sliding block is slidably arranged in the movable cavity, the side of the sliding block is fixedly provided with the spring that is fixedly connected with the movable cavity, one end of telescopic link slidably penetrates the fixed rod and extends to the movable cavity and is fixedly connected with the sliding block, the roller shaft of coating roller rotatably penetrates the machine body and is fixedly connected with driving gear, the rotary rod is rotatably arranged in the glue box, a plurality of stirring vanes are fixedly arranged on the rotary rod, one end of rotary rod slidably penetrates the glue box and is fixedly connected with driven gear, the driving gear is meshedly connected with the driven gear.

[0007] Preferably, the scraper is arranged in an inclined manner, and the low end of the inclined scraper is located directly above the glue box.

[0008] Preferably, the adjusting mechanism comprises a lifting frame, a screw rod is threadedly connected to the machine body, the bottom of the screw rod is rotatably connected to the lifting frame, and a hand wheel is fixedly arranged on the top of the screw rod.

[0009] Preferably, the driven roller is rotatably arranged in the lifting frame, an electric heating blower is fixedly arranged on one side of the machine body, a wind pipe is fixedly arranged at the end of the lifting frame away from the driven roller, a plurality of nozzles are communicatively arranged at the bottom of the wind pipe, and a connecting hose is communicatively arranged between the electric heating blower and the wind pipe.

[0010] Preferably, limit blocks are fixedly arranged at both ends of the lifting frame, limit grooves adapted to the limit blocks are formed in the machine body, and the limit blocks are slidably connected to the limit grooves.

[0011] Preferably, a recovery pipe is arranged directly below the wind pipe, and the recovery pipe is communicatively arranged with the glue box.

[0012] Preferably, the coating roller is rotatably arranged in the machine body, a belt transmission assembly is transmissionally arranged between the output shaft of the motor and the roller shaft of the coating roller, a support is fixedly arranged at the bottom of the motor, a supporting leg is fixedly arranged at the bottom of the machine body, and a discharge port is formed at the end of the machine body away from the coating roller.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1) The coating mechanism of the coating machine, through the rotation of the coating roller, the two scrapers can re-scrape the glue at both ends of the coating roller into the glue box, through the setting of the fixed rod, the sliding block, the telescopic rod and the spring, the scraper can keep close to both ends of the coating roller under the elastic action of the spring, improve the scraping effect of the scraper, the coating roller can drive the driving gear to rotate when rotating, the driving gear drives the driven gear to rotate, the driving gear drives the rotating rod to rotate, so that the stirring blade on the rotating rod can stir the glue in the glue box, prevent the glue from precipitating or solidifying to affect the gluing effect.

[0015] 2) The coating mechanism of the coating machine, by rotating the hand wheel, the screw rod is rotated, under the threaded connection action of the screw rod and the machine body, the lifting frame can drive the driven roller to move up and down, realize the adjustment of the distance between the coating roller and the driven roller, when the lifting frame moves, the air pipe can also be moved, so that the nozzle can maintain a suitable distance when drying the coated fabric, avoid the nozzle and the fabric distance is too close to cause high temperature damage to the fabric. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view of the three-dimensional structure of the coating mechanism of the coating machine in the embodiment of the utility model;

[0017] Figure 2 It is a rear view of the three-dimensional structure of the coating mechanism of the coating machine in the embodiment of the utility model;

[0018] Figure 3 It is a three-dimensional structure schematic view of the adjusting mechanism in the embodiment of the utility model;

[0019] Figure 4 It is a cross-sectional structure schematic view of the glue box in the embodiment of the utility model;

[0020] Figure 5 It is a structure enlarged view of A in the embodiment of the utility model; Figure 4

[0021] In the drawing: 1, machine body; 2, coating roller; 3, driven roller; 4, glue box; 5, motor; 6, belt transmission assembly; 7, adjusting mechanism; 701, lifting frame; 702, screw rod; 703, hand wheel; 704, air pipe; 705, nozzle; 706, electric heating blower; 707, connecting hose; 708, limiting block; 709, limiting groove; 8, scraping mechanism; 801, scraper; 802, fixed rod; 803, movable cavity; 804, sliding block; 805, spring; 806, telescopic rod; 807, driving gear; 808, rotating rod; 809, driven gear; 810, stirring blade; 811, recovery pipe; 9, support; 10, supporting leg; 11, discharge port. DETAILED DESCRIPTION

[0022] ​The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model. Embodiment one

[0023] In combination Figures 1-5 A coating mechanism of a coating machine, comprising a machine body 1, a coating roller 2, a driven roller 3, a glue box 4 and a motor 5, the coating roller 2 is rotationally arranged in the machine body 1, a belt drive assembly 6 is transmissionally arranged between the output shaft of the motor 5 and the roller shaft of the coating roller 2, a support 9 is fixedly arranged at the bottom of the motor 5, a supporting leg 10 is fixedly arranged at the bottom of the machine body 1, an outlet 11 is formed at the end of the machine body 1 away from the coating roller 2, an adjusting mechanism 7 is arranged on the machine body 1, and a material scraping mechanism 8 is arranged on the coating roller 2.

[0024] Referring to Figure 2 And Figure 3 Further, the adjusting mechanism 7 comprises a lifting frame 701, a threaded rod 702 is threadedly connected to the machine body 1, the bottom of the threaded rod 702 is rotationally connected with the lifting frame 701, a hand wheel 703 is fixedly arranged at the top of the threaded rod 702, the driven roller 3 is rotationally arranged in the lifting frame 701, an electric heating blower 706 is fixedly arranged on one side of the machine body 1, a wind pipe 704 is fixedly arranged at the end of the bottom of the lifting frame 701 away from the driven roller 3, a plurality of nozzles 705 are communicationally arranged at the bottom of the wind pipe 704, a connecting hose 707 is communicationally arranged between the electric heating blower 706 and the wind pipe 704, limiting blocks 708 are fixedly arranged at both ends of the lifting frame 701, limiting grooves 709 adapted to the limiting blocks 708 are formed in the machine body 1, and the limiting blocks 708 are slidingly connected with the limiting grooves 709.

[0025] Specifically, the threaded rod 702 is rotated by rotating the hand wheel 703, and under the threaded connection between the threaded rod 702 and the machine body 1, the lifting frame 701 can drive the driven roller 3 to move up and down, so as to adjust the distance between the coating roller 2 and the driven roller 3, and when the lifting frame 701 moves, the wind pipe 704 can also move, so that the nozzles 705 can maintain a proper distance when drying the coated fabric, avoiding that the nozzles 705 are too close to the fabric and cause the fabric to be damaged due to high temperature.

[0026] Referring to Figures 3-5Further, it is obtained that the scraping mechanism 8 comprises a scraper 801 arranged at both ends of the coating roller 2, one side of the scraper 801 is fixedly provided with an extension rod 806, a fixed rod 802 is fixedly arranged in the machine body 1, an active cavity 803 is arranged in the fixed rod 802, a sliding block 804 is slidably arranged in the active cavity 803, one side of the sliding block 804 is fixedly provided with a spring 805 which is fixedly connected with the active cavity 803, one end of the extension rod 806 slidably penetrates through the fixed rod 802 and extends into the active cavity 803 and is fixedly connected with the sliding block 804; the roller shaft of the coating roller 2 rotatably penetrates through the machine body 1 and is fixedly connected with a driving gear 807, a rotating rod 808 is rotatably arranged in the glue box 4, a plurality of stirring blades 810 are fixedly arranged on the rotating rod 808, one end of the rotating rod 808 slidably penetrates through the glue box 4 and is fixedly connected with a driven gear 809, the driving gear 807 is meshingly connected with the driven gear 809, the scraper 801 is arranged in an inclined manner, the inclined low end of the scraper 801 is located directly above the glue box 4, a recovery pipe 811 is arranged directly below the air pipe 704, and the recovery pipe 811 is in communication with the glue box 4.

[0027] Specifically, when the coating roller 2 rotates, the two scrapers 801 can re-scrape the glue at both ends of the coating roller 2 into the glue box 4, the arrangement of the fixed rod 802, the sliding block 804, the extension rod 806 and the spring 805 enables the scraper 801 to tightly adhere to both ends of the coating roller 2 under the elastic action of the spring 805, thereby improving the scraping effect of the scraper 801, the coating roller 2 can drive the driving gear 807 to rotate when rotating, the driving gear 807 drives the driven gear 809 to rotate, the driven gear 809 drives the rotating rod 808 to rotate, so that the stirring blades 810 on the rotating rod 808 can stir the glue in the glue box 4, preventing the glue from precipitating or solidifying to affect the gluing effect.

[0028] In actual operation, the distance between the coating roller 2 and the driven roller 3 is adjusted according to the thickness of the cloth to be coated, and the adjustment is achieved by rotating the hand wheel 703 to rotate the screw rod 702, which drives the lifting frame 701 to move up and down and drives the driven roller 3 to move up and down, so as to adjust the distance between the coating roller 2 and the driven roller 3. The cloth is passed between the coating roller 2 and the driven roller 3 and extends out of the discharge port 11. Then the motor 5 is started to drive the coating roller 2 to rotate under the driving action of the belt transmission assembly 6. The coating roller 2 can adhere to the glue in the glue box 4, and then the glue on the cloth is coated under the driving assistance of the driven roller 3. The air outside is heated by the electric heating blower 706 and is delivered to the air pipe 704 through the connecting hose 707. The hot air is sprayed through the multiple nozzles 705 at the bottom of the air pipe 704. The sprayed hot air can dry and solidify the glue on the cloth. When the lifting frame 701 moves, the air pipe 704 also moves, so that the nozzles 705 can maintain a proper distance when drying the glued cloth, avoiding the nozzles 705 being too close to the cloth and causing high temperature damage to the cloth.

[0029] When the coating roller 2 rotates, the two scrapers 801 can scrape the glue at both ends of the coating roller 2 back into the glue box 4. The scrapers 801 can be kept close to both ends of the coating roller 2 under the elastic action of the springs 805 through the arrangement of the fixed rods 802, the sliding blocks 804, the telescopic rods 806 and the springs 805, improving the scraping effect of the scrapers 801. When the coating roller 2 rotates, the driving gear 807 rotates, driving the driven gear 809 to rotate, which drives the rotating rod 808 to rotate, so that the stirring blades 810 on the rotating rod 808 can stir the glue in the glue box 4, preventing the glue from precipitating or solidifying and affecting the gluing effect. At the same time, the glue dripping during the drying of the cloth can fall into the recovery pipe 811 and flow back into the glue box 4, effectively reducing the waste of glue.

[0030] Although the embodiments of the present application have been shown and described, it is understood that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A coating mechanism of a coating machine, comprising a machine body (1), a coating roller (2), a driven roller (3), a glue box (4) and a motor (5), characterized in that: The body (1) is provided with an adjusting mechanism (7), and the coating roller (2) is provided with a scraping mechanism (8); The scraping mechanism (8) comprises a scraper (801) arranged at both ends of the coating roller (2), one side of the scraper (801) is fixedly provided with an extension rod (806), the body (1) is fixedly provided with a fixed rod (802), the fixed rod (802) is provided with a movable cavity (803), the movable cavity (803) is slidably provided with a sliding block (804), one side of the sliding block (804) is fixedly provided with a spring (805) fixedly connected with the movable cavity (803), one end of the extension rod (806) slidably penetrates through the fixed rod (802) and extends into the movable cavity (803) and is fixedly connected with the sliding block (804); The roller shaft of the coating roller (2) rotatably penetrates through the body (1) and is fixedly connected with a driving gear (807), the glue box (4) is rotatably provided with a rotating rod (808), a plurality of stirring blades (810) are fixedly arranged on the rotating rod (808), one end of the rotating rod (808) slidably penetrates through the glue box (4) and is fixedly connected with a driven gear (809), and the driving gear (807) is meshingly connected with the driven gear (809).

2. A coating mechanism of a coater according to claim 1, characterized in that: The scraper (801) is arranged in an inclined manner, and the inclined low end of the scraper (801) is located directly above the glue box (4).

3. The coating mechanism of claim 1, wherein: The adjusting mechanism (7) comprises a lifting frame (701), the body (1) is threadedly connected with a screw rod (702), the bottom of the screw rod (702) is rotatably connected with the lifting frame (701), and the top of the screw rod (702) is fixedly provided with a hand wheel (703).

4. A coating mechanism of a coater according to claim 3, characterized in that: The driven roller (3) is rotatably arranged in the lifting frame (701), one side of the body (1) is fixedly provided with an electric heating air blower (706), one end of the bottom of the lifting frame (701) away from the driven roller (3) is fixedly provided with an air pipe (704), the bottom of the air pipe (704) is communicatively provided with a plurality of nozzles (705), and the electric heating air blower (706) and the air pipe (704) are communicatively provided with a connecting hose (707).

5. The coating mechanism of claim 3, wherein: Both ends of the lifting frame (701) are fixedly provided with limit blocks (708), and the body (1) is provided with limit grooves (709) matched with the limit blocks (708), and the limit blocks (708) and the limit grooves (709) are slidably connected.

6. The coating mechanism of claim 4, wherein: A recovery pipe (811) is arranged below the air pipe (704), and the recovery pipe (811) is communicatively arranged with the glue box (4).

7. The coating mechanism of claim 1, wherein: The coating roller (2) is rotatably arranged in the body (1), a belt transmission assembly (6) is transmissionally arranged between the output shaft of the motor (5) and the roller shaft of the coating roller (2), the bottom of the motor (5) is fixedly provided with a support (9), the bottom of the body (1) is fixedly provided with a supporting leg (10), and one end of the body (1) away from the coating roller (2) is provided with a discharge port (11).

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