Coating machine

Abstract

The utility model discloses a coating machine which comprises a rack, the rack is provided with a supporting piece, the supporting piece is connected with a rotatable roller body, a spring is arranged between the supporting piece and the rack so as to push the supporting piece and the roller body to move in the X direction, the rack is provided with a supporting shaft, the supporting shaft is connected with a swing arm, one end of the swing arm is rotatably connected with the roller body, and the other end of the swing arm is connected with the roller body. The rack is provided with a sliding block capable of moving in the Y direction, the sliding block is connected with a contact block, the contact block is provided with an inclined face, and the idler wheel abuts against the inclined face. The swing rod forms a lever structure, so that the sliding movement can drive the supporting piece to move, and the pressure of the roller body on the base material is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of coating equipment, and more specifically, to a coating machine. Background Art

[0002] The coating machine is used to apply a layer of glue, paint or ink with specific functions on substrates such as film and paper, and then dry it. Different substrates require different pressures to be applied by the roller during coating. The existing pressure adjustment is mostly done by workers based on experience, and the speed and accuracy of the adjustment are insufficient. Utility Model Content

[0003] The utility model aims to overcome the above-mentioned deficiencies of the prior art and provide a coating machine which is convenient for adjusting the pressure of a substrate.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A coating machine comprises a frame, the frame is provided with a support member, the support member is connected to a rotatable roller body, a spring is provided between the support member and the frame to push the support member and the roller body to move along the X direction, the frame is provided with a support shaft, the support shaft is connected to a swing arm, one end of the swing arm is rotatably connected to the roller body, the other end of the swing arm is provided with a roller, the frame is provided with a slider that can move along the Y direction, the slider is connected to a contact block, the contact block is provided with an inclined surface, and the roller abuts against the inclined surface.

[0006] Furthermore, the frame is provided with a slide rail for supporting the slider, the slide rail is arranged along the Y direction, and the slide rail is provided with a driving component to drive the slider to move along the slide rail.

[0007] Furthermore, the driving assembly includes a first motor placed at one end of the slide rail, the slide rail is provided with a screw, the slider is threadedly engaged with the screw, and the output shaft of the motor is connected to the screw to drive the slider to move along the slide rail.

[0008] Furthermore, the slider is provided with a first support plate and a second support plate extending toward the contact block and parallel to each other, the contact block is slidably connected to the first support plate and the second support plate, and a pressure sensor abutting the contact block is provided between the first support plate and the second support plate.

[0009] Furthermore, the frame is provided with a transmission shaft and a second motor driving the transmission shaft to rotate, and the first motor, the second motor and the pressure sensor are commonly connected to a controller.

[0010] Further, the first support plate is provided with a first guide groove, the second support plate is provided with a second guide groove, the contact block is provided with two guide blocks respectively embedded in the first guide groove and the second guide groove, and the first guide groove and the second guide groove are staggered.

[0011] Furthermore, the frame is provided with a baffle, and the baffle is provided with a first guide plate and a second guide plate extending toward the roller body, the support member is placed between the first guide plate and the second guide plate, and the spring is placed between the first guide plate and the second guide plate with one end abutting against the baffle and the other end abutting against the support member.

[0012] The beneficial effects of the utility model are:

[0013] 1. The rocker arm forms a lever structure, so that the sliding movement can drive the movement of the support member, thereby adjusting the pressure of the roller body on the substrate. At the same time, the pressure sensor can provide a basis for pressure adjustment, and the first motor can maintain the accuracy of pressure adjustment.

[0014] 2. The moving speed of the substrate and the pressure of the roller on the substrate can be adjusted to match the two, thereby ensuring the coating quality while also improving the coating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of this embodiment;

[0016] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0017] Figure 3 for Figure 1 The enlarged view of point B in the middle;

[0018] Figure numerals: frame 100, roller body 101, unwinding roller 102, winding roller 103, transmission shaft 104, drying device 105, substrate 106, support shaft 110, swing arm 111, baffle 120, first guide plate 121, second guide plate 122, spring 123, slide rail 200, first motor 210, screw 220, slider 300, first support plate 311, second support plate 312, first guide groove 313, second guide groove 314, contact block 400, inclined surface 410, guide block 420, pressure sensor 500. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 3 A coating machine includes a frame 100, on which a unwinding roller 102 and a winding roller 103 are arranged. After a substrate 106 is unwound by the unwinding roller 102, it passes through a roller body 101 for coating, enters a drying device 105 for drying, and then is wound up by the winding roller 103.

[0021] The frame 100 is provided with a support member 123, on which a roller body 101 is mounted, and the roller body 101 can rotate, and the pressure of the roller body 101 on the substrate 106 is controlled. Meanwhile, a baffle 120 is provided above the support member 123, and a first guide plate 121 and a second guide plate 122 extending toward the support member 123 are provided on the baffle 120, and the first guide plate 121 and the second guide plate 122 are parallel to each other, and the support member 123 is embedded between the first guide plate 121 and the second guide plate 122, and a spring 124 is provided between the first guide plate 121 and the second guide plate 122, and one end of the spring 124 abuts against the baffle 120 and the other end abuts against the support member 123. The support member 123 can be pushed to move along the X direction by the spring 124, so that the roller body 101 presses the substrate 106.

[0022] A slide rail 200 extending in the Y direction is provided on the frame 100, and a slider 300 is provided on the slide rail 200. The slide rail 200 is located on one side of the support member 123, and a support shaft 110 is provided between the slide rail 200 and the support member 123. A swing arm 111 is provided on the support shaft 110, and the swing arm 111 can rotate around the support shaft 110. One end of the swing arm 111 is rotatably connected to the support member 123, and the movement of the support member 123 can drive the rotation of the swing arm 111. A roller is provided on the other end of the swing arm 111.

[0023] A slider 300 is provided on the slide rail 200. The slider 300 is raised to cooperate with a contact block 400. The contact block 400 is provided with an inclined surface 410, and the inclined surface 410 contacts the roller. The movement of the slider 300 can make the roller move along the inclined surface 410, thereby driving the swing arm 111 to rotate to adjust the pressure of the roller body 101 on the substrate 106. Specifically, a first motor 210 is provided at one end of the slide rail 200, and a screw 220 is provided on the slide rail 200. The output shaft of the first motor 210 is connected to the screw 220 to drive the screw 220 to rotate. The screw 220 is threadedly connected to the slider 300, so that the motor can drive the slider 300 to move along the slide rail 200.

[0024] The slider 300 is provided with a first support plate 311 and a second support plate 312 extending toward the contact block 400, and the first support plate 311 and the second support plate 312 are parallel to each other. A first guide groove 313 is provided on a side of the first support plate 311 facing the second support plate 312, and a second guide groove 314 is provided on a side of the second support plate 312 facing the first support plate 311, and the contact block 400 is embedded between the first guide groove 313 and the second guide groove 314. At the same time, guide blocks 420 are provided on the surfaces of the contact block 400 facing the first support plate 311 and the second support plate 312, and the two guide blocks 420 are respectively embedded in the first guide groove 313 and the second guide groove 314, so that the contact block 400 can move along the first support plate 311 or the second support plate 312. At the same time, a pressure sensor 500 is installed on the slider 300. The pressure sensor 500 is placed between the first support plate 311 and the second support plate 312. At the same time, the pressure sensor 500 can abut against the contact block 400. When the roller contacts and squeezes the inclined surface 410, the contact block 400 moves to make it contact with the pressure sensor 500, so that the pressure sensor 500 can measure and obtain pressure data.

[0025] The winding roller 103 is driven to rotate by the transmission shaft 104, and the transmission shaft 104 is driven to rotate by the second motor. By controlling the second motor, the conveying speed of the substrate 106 can be controlled. The first motor 210, the second motor and the pressure sensor 500 are all connected to the controller. The pressure sensor 500 outputs a pressure signal to the controller, and the controller controls the first motor 210 or the second motor according to the pressure signal, so that the pressure of the roller body 101 on the substrate 106 is adapted to the conveying speed of the substrate 106.

[0026] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A coating machine, characterized in that: The invention comprises a frame (100), wherein the frame (100) is provided with a support member (123), wherein the support member (123) is connected to a rotatable roller body (101), wherein a spring (124) is provided between the support member (123) and the frame (100) to push the support member (123) and the roller body (101) to move along the X direction, wherein the frame (100) is provided with a support shaft (110), wherein the support shaft (110) is connected to a swing arm (111), wherein the support shaft (110) is connected to a swing arm (111), wherein the swing arm (111) is connected to the ... One end of the swing arm (111) is rotatably connected to the roller body (101), the other end of the swing arm (111) is provided with a roller, the frame (100) is provided with a slider (300) that can move along the Y direction, the slider (300) is connected to a contact block (400), the contact block (400) is provided with an inclined surface (410), the roller abuts against the inclined surface (410), and the frame (100) is provided with a support for supporting the slider (300). The slide rail (200) is provided along the Y direction, the slide rail (200) is provided with a driving assembly to drive the slider (300) to move along the slide rail (200), the driving assembly comprises a first motor (210) arranged at one end of the slide rail (200), the slide rail (200) is provided with a screw rod (220), the slider (300) is threadedly matched with the screw rod (220), the output shaft of the motor is connected to the screw rod (220) to drive the slider (300) to move along the slide rail (200), the slider (300) is provided with a first support plate and a second support plate (312) extending toward the contact block (400) and parallel to each other, the contact block (400) is slidably connected with the first support plate and the second support plate (312), and a pressure sensor (500) abutting against the contact block (400) is provided between the first support plate and the second support plate (312).

2. A coating machine according to claim 1, characterized in that: The frame (100) is provided with a transmission shaft (104) and a second motor for driving the transmission shaft (104) to rotate, and the first motor (210), the second motor and the pressure sensor (500) are commonly connected to a controller.

3. A coating machine according to claim 1, characterized in that: The first support plate is provided with a first guide groove (313), the second support plate (312) is provided with a second guide groove (314), the contact block (400) is provided with two guide blocks (420) respectively embedded in the first guide groove (313) and the second guide groove (314), and the first guide groove (313) and the second guide groove (314) are staggered.

4. A coating machine according to claim 1, characterized in that: The frame (100) is provided with a baffle (120), and the baffle (120) is provided with a first guide plate (121) and a second guide plate (122) extending toward the roller body (101); the support member (123) is arranged between the first guide plate (121) and the second guide plate (122); the spring (124) is arranged between the first guide plate (121) and the second guide plate (122) with one end abutting against the baffle (120) and the other end abutting against the support member (123).

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