Device for coating polyimide film on surface of base material

Abstract

The utility model relates to a base material surface polyimide film coating device which comprises an n-shaped support, a lead screw and a limiting guide rod are installed between two side plates of the n-shaped support, the lead screw is connected with a driving motor, a movable seat is installed on the lead screw in a threaded mode, the movable seat is arranged on the limiting guide rod in a penetrating mode, and a horizontal plate is connected below the movable seat. A base material surface cleaning assembly, a width adjusting and coating assembly and a drying assembly are sequentially installed on the horizontal plate. According to the utility model, the coating size can be adjusted according to the width and thickness of a base material, the adaptability is higher, the base material can be cleaned before coating, and the good coating quality is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of polyimide film application, especially to a substrate surface polyimide film coating device. BACKGROUND

[0002] Polyimide film is a kind of excellent performance film insulation material, has high and low temperature resistance, electrical insulation, radiation resistance and other characteristics, is widely used in electronic and electrical industry.Polyimide film needs to be coated on the surface of substrate when using, sometimes there are impurities on the surface of substrate when coating, affect the coating effect, and different substrate width is not the same, and the same set of coating equipment cannot be well adapted. INNOVATION CONTENT

[0003] The utility model aims at solving the prior art's insufficient, and provides a substrate surface polyimide film coating device.

[0004] The utility model discloses a substrate surface polyimide film coating device, including n-shaped support, the both sides board between n-shaped support installs the lead screw, the position guide bar, the lead screw is connected with the drive motor, is installed with the mobile seat on the lead screw screw, mobile seat is worn in the position guide bar, mobile seat below is connected with the horizontal board, and the horizontal board is installed with substrate surface cleaning subassembly, width adjusting coating subassembly and drying subassembly in proper order.

[0005] A substrate surface polyimide film coating device, including n-shaped support, the both sides board between n-shaped support installs the lead screw, the position guide bar, the lead screw is connected with the drive motor, is installed with the mobile seat on the lead screw screw, mobile seat is worn in the position guide bar, mobile seat below is connected with the horizontal board, and the horizontal board is installed with substrate surface cleaning subassembly, width adjusting coating subassembly and drying subassembly in proper order.

[0006] Width adjusting coating subassembly includes film liquid distribution board, and the top of film liquid distribution board is installed on the horizontal board through the first screw rod, and the film liquid distribution board is equipped with the liquid storage cavity, and the top of liquid storage cavity is equipped with the liquid injection port, and the bottom of liquid storage cavity is evenly equipped with a plurality of liquid distribution holes, and the bottom of film liquid distribution board is equipped with the plug-in slot below the liquid distribution hole, and the both ends of film liquid distribution board bottom are equipped with the plugging plate, and the one end of plugging plate is worn in the plug-in slot, and the outer end surface of plugging plate is worn with the second screw rod, and the second adjusting nut is screwed on the both sides of the outer end surface of plugging plate, and the second screw rod is fixed on the end surface of film liquid distribution board, and the bottom of film liquid distribution board is equipped with the coating roller, and the both ends of coating roller are equipped with the mounting plate, and the coating roller is installed between two mounting plates through the rotating shaft, and the mounting plate is fixed on the end surface of film liquid distribution board through the connecting rod.

[0007] The end surface of plugging plate worn in plug-in slot is equipped with semicircular trapping plate, and semicircular trapping plate is arranged on the outer wall of coating roller upper end.

[0008] Substrate surface cleaning subassembly includes n-shaped seat, and the top of n-shaped seat is installed on the horizontal board through the third screw rod, and the bottom of n-shaped seat is equipped with the cleaning sponge block.

[0009] The drying assembly comprises a drying frame, the top of the drying frame is installed on the horizontal plate through a fourth screw rod, and the bottom of the drying frame is provided with a plurality of drying lamp tubes.

[0010] The utility model discloses the beneficial effect is: the utility model discloses can according to the width and thickness of base material, adjust the size of coating, and the adaptability is higher, can clean the base material before coating, guarantees good coating quality. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is structural schematic diagram of the utility model;

[0012] Figure 2 It is structural schematic diagram of base material surface cleaning subassembly, width adjusting coating subassembly and drying assembly;

[0013] Figure 3 It is structural schematic diagram of width adjusting coating subassembly;

[0014] In the drawing: 1-n-shaped support; 2-screw rod; 3-limiting guide rod; 4-driving motor; 5-moving seat; 6-horizontal plate; 7-base material surface cleaning subassembly; 8-width adjusting coating subassembly; 9-drying assembly;

[0015] 71-n-shaped seat; 72-third screw rod; 73-cleaning sponge block; 74-third adjusting nut;

[0016] 81-film liquid distribution plate; 82-first screw rod; 83-liquid storage cavity; 84-liquid injection port; 85-liquid distribution hole; 86-plugging plate; 87-second screw rod; 88-second adjusting nut; 89-coating roller; 810-mounting plate; 811-rotating shaft; 812-connecting rod; 813-semicircular trapping plate; 814-overflow cylinder; 815-first adjusting nut;

[0017] 91-drying frame; 92-fourth screw rod; 93-drying lamp tube; 94-fourth adjusting nut;

[0018] The principles and features of the utility model will be described below in combination with the embodiments of the utility model and the accompanying drawings. DETAILED DESCRIPTION

[0019] The principles and features of the utility model will be described below in combination with the embodiments of the utility model and the accompanying drawings.

[0020] It should be noted that when a component is described as "fixed to" another component, it can be directly on the other component or may have a component in between. When a component is considered "connected to" another component, it can be directly connected to the other component or may have a component in between. When a component is considered "set on" another component, it can be directly set on the other component or may have a component in between. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0023] An apparatus for coating a polyimide film onto a substrate surface, such as Figure 1 As shown, it includes an n-shaped bracket 1, with a lead screw 2 and a limiting guide rod 3 installed between the two side plates of the n-shaped bracket 1. The lead screw 2 is connected to a drive motor 4, and a movable seat 5 is threaded onto the lead screw 2. The movable seat 5 passes through the limiting guide rod 3, and a horizontal plate 6 is connected below the movable seat 5. A substrate surface cleaning component 7, a width adjustment coating component 8, and a drying component 9 are sequentially installed on the horizontal plate 6.

[0024] Substrate surface cleaning component 7 Figure 2 As shown, it includes an n-shaped seat 71, the top of which is mounted on a horizontal plate 6 via a third screw 72, and a cleaning sponge block 73 is mounted on the bottom of the n-shaped seat 71.

[0025] The third screw 72 is inserted into the horizontal plate 6, and the third screw 72 is tightened with the third adjusting nut 74 on both sides of the horizontal plate 6.

[0026] The substrate surface cleaning component 7 can clean the surface of the substrate using a cleaning sponge block 73 before coating, preventing impurities from adhering and affecting the coating effect. The first screw 72 and the third adjusting nut 74 can change the height of the n-shaped seat 71, thereby changing the position of the cleaning sponge block 73 to adapt to the cleaning of substrates of different thicknesses.

[0027] Coating width adjustment component 8 Figure 2 , Figure 3As shown, the device includes a thin-film liquid distribution plate 81. The top of the thin-film liquid distribution plate 81 is mounted on a horizontal plate 6 via a first screw 82. The thin-film liquid distribution plate 81 has a liquid storage chamber 83, with an injection port 84 at the top and a plurality of distribution holes 85 evenly distributed at the bottom. The bottom of the thin-film liquid distribution plate 81 has an insertion groove below the distribution holes 85. Sealing plates 86 are located at both ends of the bottom of the thin-film liquid distribution plate 81, with one end of each sealing plate 86 passing through the insertion groove. A second screw 87 is provided on the outer end face of the sealing plate 86. The second screw 87 is tightened with a second adjusting nut 88 on both sides of the outer end face of the sealing plate 86. The second screw 87 is fixed on the end face of the thin film liquid distribution plate 81. A coating roller 89 is provided below the thin film liquid distribution plate 81. Mounting plates 810 are provided at both ends of the coating roller 89. The coating roller 89 is mounted between the two mounting plates 810 through a rotating shaft 811. The mounting plates 810 are fixed on the end face of the thin film liquid distribution plate 81 through a connecting rod 812.

[0028] A semi-circular intercepting plate 813 is provided on the end face of the sealing plate 86 that penetrates into the insertion groove. The semi-circular intercepting plate 813 is arranged on the upper end of the outer wall of the coating roller 89.

[0029] An overflow cylinder 814 is provided on each liquid distribution hole 85 in the liquid storage chamber 83. The overflow cylinder 814 allows the liquid entering from the injection port 84 to first gather at the bottom of the liquid storage chamber 83, and when it reaches the top of the overflow cylinder 814, it flows out from the liquid distribution hole 85 simultaneously, making it more uniform.

[0030] The first screw 82 is inserted into the horizontal plate 6, and the first adjusting nut 815 is tightened on both sides of the horizontal plate 6.

[0031] The width-adjusting coating assembly 8 can change the position of the sealing plate 86 inserted into the insertion slot according to the width of the substrate, thereby using the sealing plate 86 to block the unnecessary liquid distribution holes 85, which can change the coating width. The semi-circular intercepting plates 813 on both sides can form a barrier for the coating liquid.

[0032] The first screw 82 and the first adjusting nut 815 can change the height of the coating roller 89 to adapt to coating substrates of different thicknesses.

[0033] Drying component 9 Figure 2 As shown, it includes a drying rack 91, the top of which is mounted on a horizontal plate 6 via a fourth screw 92, and several drying lamps 93 are installed at the bottom of the drying rack 91.

[0034] The fourth screw 92 is inserted into the horizontal plate 6, and the fourth screw 92 is tightened with the fourth adjusting nut 94 on both sides of the horizontal plate 6.

[0035] The drying lamp 93 of the drying assembly 9 can dry the coated film.

[0036] The utility model has been described exemplarily above in combination with the drawings, and obviously, the utility model is not limited by the above-mentioned mode in the specific implementation, and various improvements adopting the method concept and technical scheme of the utility model or direct application in other occasions without improvement are all within the protection scope of the utility model.

Claims

1. An apparatus for coating a polyimide film onto a substrate surface, characterized in that, The utility model provides a kind of substrate surface cleaning assembly, substrate surface cleaning assembly (7) includes n-shaped seat (71), and n-shaped seat (71) top is installed on horizontal plate (6) by third screw rod (72), and n-shaped seat (71) bottom is equipped with cleaning sponge block (73).

2. The apparatus according to claim 1, wherein The width-adjustable coating assembly (8) includes a film liquid distribution plate (81), the top of which is mounted on the horizontal plate (6) by a first screw rod (82). The film liquid distribution plate (81) is provided with a liquid storage cavity (83) therein. The top of the liquid storage cavity (83) is provided with a liquid injection port (84). The bottom of the liquid storage cavity (83) is uniformly provided with a plurality of liquid distribution holes (85). The bottom of the film liquid distribution plate (81) is provided with a plug-in slot below the liquid distribution holes (85). The ends of the film liquid distribution plate (81) are provided with blocking plates (86), one end of which is inserted into the plug-in slot. The outer end surface of the blocking plate (86) is provided with a second screw rod (87). The second screw rod (87) is tightly screwed with second adjusting nuts (88) on both sides of the outer end surface of the blocking plate (86). The second screw rod (87) is fixed on the end surface of the film liquid distribution plate (81). The bottom of the film liquid distribution plate (81) is provided with a coating roller (89). The ends of the coating roller (89) are provided with mounting plates (810). The coating roller (89) is mounted between the two mounting plates (810) by a rotating shaft (811). The mounting plates (810) are fixed on the end surface of the film liquid distribution plate (81) by connecting rods (812).

3. The apparatus according to claim 2, wherein The end surface of the blocking plate (86) inserted into the plug-in slot is provided with a semicircular trapping plate (813), which is arranged on the outer wall of the coating roller (89).

4. The apparatus according to claim 3, wherein Each liquid distribution hole (85) in the liquid storage cavity (83) is provided with an overflow cylinder (814).

5. The apparatus according to claim 4, wherein The first screw rod (82) is inserted into the horizontal plate (6), and the first screw rod (82) is tightly screwed with first adjusting nuts (815) on both sides of the horizontal plate (6).

6. The apparatus according to claim 1, wherein The substrate surface cleaning assembly (7) includes an n-shaped seat (71), and the n-shaped seat (71) top is installed on the horizontal plate (6) by a third screw rod (72). The n-shaped seat (71) bottom is equipped with cleaning sponge block (73).

7. The apparatus according to claim 6, wherein The third screw rod (72) is inserted into the horizontal plate (6), and the third screw rod (72) is tightly screwed with third adjusting nuts (74) on both sides of the horizontal plate (6).

8. The apparatus according to claim 1, wherein The drying assembly (9) includes a drying rack (91), and the top of the drying rack (91) is mounted on the horizontal plate (6) by a fourth screw rod (92). The bottom of the drying rack (91) is provided with a plurality of drying lamp tubes (93).

9. The apparatus according to claim 8, wherein The fourth screw rod (92) is inserted into the horizontal plate (6), and the fourth screw rod (92) is tightly screwed with fourth adjusting nuts (94) on both sides of the horizontal plate (6).

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