Film pasting device with continuous feeding and discharging functions

Abstract

The utility model discloses a film pasting device capable of continuously feeding and discharging, which belongs to the technical field of product film pasting and comprises a base table and a base plate. A feeding mechanism, a discharging roller and a winding roller are rotationally mounted on the base plate; a conveying belt is fixedly installed on the base table, and a partition plate for pre-positioning a workpiece is fixedly installed at the output end of the conveying belt. The feeding mechanism comprises a film feeding assembly and a positioning mechanism, the film feeding assembly is installed on the base plate, and a plurality of film pasting mechanisms are evenly installed on the film feeding assembly at equal intervals; the two ends of the film belt are fixedly connected with the discharging roller and the winding roller correspondingly, and the film belt between the discharging roller and the winding roller penetrates through the bottom of the film conveying assembly. The positioning mechanism is installed on the film feeding assembly and the base station. By means of the mode, the film feeding assembly drives the film belt to move, the positioning mechanism accurately positions a workpiece, and the accuracy of follow-up film pasting is ensured; the film pasting mechanism presses and pastes the film belt on the lower side of the film feeding assembly to the workpiece and then cuts the film belt along the edge of the workpiece, and continuous film pasting on the workpiece is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of product film pasting, in particular to a film pasting device for continuous loading and unloading. Background Art

[0002] After the initial production of some electronic products, in order to prevent dust or scratches during transportation, storage and subsequent assembly, a protective film is usually affixed to the surface of the product. In order to improve the efficiency and accuracy of film application, machines are currently mainly used to automatically apply film to the products.

[0003] For example, Chinese patent CN220199702U discloses a film pasting device, which provides a film to a workpiece through a film positioning mechanism; a traction mechanism pulls the film to drive the film to move; and the workpiece is positioned through a workpiece positioning mechanism, thereby realizing automatic film pasting.

[0004] However, as the traction mechanism drives the film to be rolled up, the diameter of the rolled film keeps changing, and it is difficult to directly control the length of unwinding and winding. It needs to be adjusted through some sensors and precise power control; it is not easy to accurately fit the film.

[0005] Based on this, the utility model designs a film sticking device with continuous loading and unloading to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a film pasting device with continuous loading and unloading.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A film laminating device for continuous loading and unloading, comprising a base and a substrate located above the base;

[0009] The base plate is provided with a feeding mechanism and a one-way rotating unwinding roller and a winding roller; a conveyor belt is fixedly installed on the base plate, and a partition for pre-positioning the workpiece is fixedly installed on the output end of the conveyor belt; the partitions are evenly distributed at equal intervals on the conveyor belt;

[0010] The feeding mechanism includes a film feeding assembly and a positioning mechanism. The film feeding assembly is installed on a substrate, and a plurality of film sticking mechanisms are evenly installed on the film feeding assembly at equal intervals; the two ends of the film tape are respectively fixedly connected to the unwinding roller and the winding roller, and the film tape between the unwinding roller and the winding roller passes through the bottom of the film feeding assembly; the positioning mechanism is installed on the film feeding assembly and the base; two groups of positioning mechanisms are provided, and the two groups of positioning mechanisms are symmetrically distributed on both sides of the conveyor belt.

[0011] Furthermore, the film conveying assembly includes a push cylinder, a support plate, a support frame and a guide roller. The push cylinder is fixedly installed in the middle of the base plate, and the output end of the push cylinder is fixedly installed with a support plate; two support frames are symmetrically fixedly installed on both sides of the support plate; a guide roller is rotatably installed at the bottom of the support frame; and the film belt between the unwinding roller and the winding roller is rollingly connected to the guide roller.

[0012] Furthermore, the positioning mechanism includes a transmission component and a main body component, the main body component is installed on the base, and the transmission component is installed on the base and the support plate.

[0013] Furthermore, the main body component includes a guide rail, a slider, a limit plate and an arc groove. The guide rail is fixedly mounted on the base, and the guide rail and the slider are limited and slidably connected; a limit plate is fixedly mounted on the slider, and a plurality of arc grooves are evenly spaced on the side of the limit plate away from the slider.

[0014] Furthermore, the transmission assembly includes an inclined frame, an inclined plate, and a first spring. The inclined frame is fixedly installed on the lower side of the support plate, and the inclined plate is fixedly installed on the upper side of the slider; and the inclined edges of the inclined frame and the inclined plate are slidably connected; and the first spring is fixedly installed between the outer side of the inclined plate and the base.

[0015] Furthermore, the film pasting mechanism includes a slitting component and a pressing component, and the slitting component and the pressing component are installed on the support plate.

[0016] Furthermore, the slitting assembly includes a push rod, a mounting plate and a cutter. The push rod is fixedly mounted on the support plate, the mounting plate is fixedly mounted on the output end of the push rod, and an annular cutter is fixedly mounted on the outer side of the mounting plate. The size of the cutter is consistent with the workpiece.

[0017] Furthermore, the pressing assembly includes a limit rod, a second spring and a pressure plate, the upper ends of the plurality of limit rods pass through the mounting plate and are slidingly connected to the mounting plate, and the limit rods are located in the middle of the mounting plate; the lower ends of the plurality of limit rods are fixedly mounted on the pressure plate; a plurality of second springs are fixedly mounted between the bottom of the mounting plate and the pressure plate, and the second springs are sleeved on the outside of the limit rods; the bottom of the pressure plate is lower than the cutter.

[0018] The utility model has the following technical effects:

[0019] 1. The utility model has multiple partitions to pre-position the workpiece, which is convenient for the subsequent film pasting work; the film feeding assembly drives the film tape to move downward, so that the film tape always moves the same length close to the mechanical structure; in this process, the film feeding assembly drives the positioning mechanism to move, and the workpiece is accurately positioned by the positioning mechanism to ensure the accuracy of subsequent film pasting; the film pasting mechanism presses the film tape on the lower side of the film feeding assembly onto the workpiece and then cuts the film tape along the edge of the workpiece; after the cutting is completed, the film pasting mechanism is reset, and then the film feeding assembly is reset, and the used film tape on the film feeding assembly is wound up by the winding roller, so that multiple workpieces can be continuously pasted, which improves the film pasting efficiency and ensures the film pasting accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 A three-dimensional film-sticking device for continuous loading and unloading of the utility model Figure 1 ;

[0022] Figure 2 This is a front view of a film sticking device for continuous loading and unloading of the utility model;

[0023] Figure 3 A three-dimensional film-sticking device for continuous loading and unloading of the utility model Figure 2 ;

[0024] Figure 4 Schematic diagram of the limit plate and its connection structure;

[0025] Figure 5 Exploded view of the cutter and its connection structure.

[0026] The numbers in the figure represent:

[0027] 1. Substrate; 11. Unwinding roller; 12. Winding roller; 13. Film tape; 2. Base; 21. Conveyor belt; 211. Partition; 3. Feeding mechanism; 31. Film feeding assembly; 311. Push cylinder; 312. Support plate; 313. Support frame; 314. Guide roller; 32. Positioning mechanism; 321. Inclined frame; 322. Inclined plate; 323. First spring; 324. Guide rail; 325. Slider; 326. Limiting plate; 327. Arc groove; 4. Film sticking mechanism; 41. Push rod; 42. Mounting plate; 43. Cutter; 44. Limiting rod; 45. Second spring; 46. Pressing plate; 5. Workpiece. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0029] The utility model is further described below in conjunction with embodiments.

[0030] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0031] Example 1

[0032] Please refer to the instruction manual Figure 1-3 , a continuous loading and unloading film laminating device, comprising a base 2 and a substrate 1 located above the base 2;

[0033] The substrate 1 is provided with a feeding mechanism 3 and a unidirectionally rotating unwinding roller 11 and a winding roller 12; a conveyor belt 21 is fixedly installed on the base 2, and a partition 211 for pre-positioning the workpiece 5 is fixedly installed on the output end of the conveyor belt 21; the partitions 211 are evenly distributed at equal intervals on the conveyor belt 21;

[0034] The feeding mechanism 3 includes a film feeding assembly 31 and a positioning mechanism 32. The film feeding assembly 31 is installed on the substrate 1, and multiple film sticking mechanisms 4 are evenly installed on the film feeding assembly 31 at equal intervals; the two ends of the film tape 13 are respectively fixedly connected to the unwinding roller 11 and the winding roller 12, and the film tape 13 between the unwinding roller 11 and the winding roller 12 passes through the bottom of the film feeding assembly 31; the positioning mechanism 32 is installed on the film feeding assembly 31 and the base 2; two groups of positioning mechanisms 32 are provided, and the two groups of positioning mechanisms 32 are symmetrically distributed on both sides of the conveyor belt 21.

[0035] In this embodiment, when the film laminating device with continuous loading and unloading works normally, the conveyor belt 21 drives the workpiece 5 to move, and the workpiece 5 is pre-positioned by multiple partitions 211 to facilitate the subsequent film laminating work; when the workpiece 5 moves to the lower side of the film laminating mechanism 4, the winding roller 12 is turned off, the unwinding roller 11 is turned on, and the film feeding assembly 31 is started to drive the film tape 13 to move downward, thereby driving the unused film tape 13 on the unwinding roller 11 to move downward until all the film tapes 13 on the lower side of the film feeding assembly 31 are unused film tapes 13; in this process, the film feeding assembly 31 drives the positioning mechanism 32 to move, and the workpiece 5 is pre-positioned by the positioning mechanism 32 Precise positioning is performed to ensure the accuracy of subsequent film pasting; the film pasting mechanism 4 is started to press the film tape 13 on the lower side of the film feeding component 31 onto the workpiece 5, and then the film tape 13 is cut along the edge of the workpiece 5; after the cutting is completed, the film pasting mechanism 4 is reset, the unwinding roller 11 is closed, and the winding roller 12 is opened, and then the film feeding component 31 is reset, and the film feeding component 31 drives the positioning mechanism 32 to reset, and does not hinder the conveyor belt 21 from driving the workpiece 5 to continue to move; at the same time, the film feeding component 31 is reset, and the used film tape 13 on the film feeding component 31 is wound up by the winding roller 12, and continuous film pasting of multiple workpieces 5 is completed, which improves the film pasting efficiency while ensuring the film pasting accuracy.

[0036] Example 2

[0037] like Figure 1-5 As shown, as a preferred embodiment of the utility model, the film feeding assembly 31 includes a push cylinder 311, a support plate 312, a support frame 313 and a guide roller 314. The push cylinder 311 is fixedly installed in the middle of the substrate 1, and the output end of the push cylinder 311 is fixedly installed with the support plate 312; two support frames 313 are symmetrically fixedly installed on both sides of the support plate 312; the bottom of the support frame 313 is rotatably installed with a guide roller 314; the film belt 13 between the unwinding roller 11 and the winding roller 12 is rollingly connected with the guide roller 314;

[0038] The positioning mechanism 32 includes a transmission component and a main body component, the main body component is mounted on the base 2, and the transmission component is mounted on the base 2 and the support plate 312;

[0039] The main assembly includes a guide rail 324, a slider 325, a limit plate 326 and an arc groove 327. The guide rail 324 is fixedly mounted on the base 2, and the guide rail 324 and the slider 325 are limitedly slidably connected; the limit plate 326 is fixedly mounted on the slider 325, and a plurality of arc grooves 327 are evenly spaced on the side of the limit plate 326 away from the slider 325;

[0040] The transmission assembly includes an inclined frame 321, an inclined plate 322, and a first spring 323. The inclined frame 321 is fixedly installed on the lower side of the support plate 312, and the inclined plate 322 is fixedly installed on the upper side of the slider 325; and the inclined edges of the inclined frame 321 and the inclined plate 322 are fitted and slidably connected; the first spring 323 is fixedly installed between the outer side of the inclined plate 322 and the base 2;

[0041] The film pasting mechanism 4 includes a slitting component and a pressing component, and the slitting component and the pressing component are installed on the support plate 312;

[0042] The slitting assembly includes a push rod 41, a mounting plate 42 and a cutter 43. The push rod 41 is fixedly mounted on the support plate 312. The mounting plate 42 is fixedly mounted on the output end of the push rod 41. An annular cutter 43 is fixedly mounted on the outer side of the mounting plate 42. The size of the cutter 43 is consistent with the workpiece 5.

[0043] The pressing assembly includes a limiting rod 44, a second spring 45 and a pressing plate 46. The upper ends of the plurality of limiting rods 44 pass through the mounting plate 42 and are slidingly connected to the mounting plate 42, and the limiting rods 44 are located in the middle of the mounting plate 42; the lower ends of the plurality of limiting rods 44 are fixedly mounted on the pressing plate 46; a plurality of second springs 45 are fixedly mounted between the bottom of the mounting plate 42 and the pressing plate 46, and the second springs 45 are sleeved on the outside of the limiting rods 44; the bottom of the pressing plate 46 is lower than the cutter 43.

[0044] The support frame 313 and the guide roller 314 are driven by the push cylinder 311 to move downward through the support plate 312, and the film strip 13 on the unloading roller 11 is driven by the guide roller 314 to move downward until the film strip 13 between the two guide rollers 314 is unused. In this process, the support plate 312 drives the inclined frame 321 to move downward, and the inclined frame 321 pushes the slider 325 to move through the inclined plate 322. The slider 325 moves horizontally under the limiting action of the guide rail 324, thereby driving the limiting plate 326 to move horizontally until the limiting plates 326 on both sides contact and the first spring 323 is stretched. The workpiece 5 is centered and positioned by the arc grooves 327 on the limiting plates 326 on both sides, thereby ensuring the accuracy of film sticking. The push rod 41 drives the cutter 43, the limiting rod 44, the second spring 45 and the pressure plate 46 to move downward through the mounting plate 42 until the pressure plate 46 contacts and the film strip 13 and releases the film. The tape 13 is pressed against the workpiece 5. At this time, the pressure plate 46 is supported by the workpiece 5, pushing the pressure plate 46 upward. The pressure plate 46 moves vertically upward under the limiting action of the limiting rod 44 until the bottom of the pressure plate 46 is higher than the cutter 43, and the second spring 45 is compressed; the push rod 41 continues to push the cutter 43 downward through the mounting plate 42, and the film tape 13 is cut along the edge of the workpiece 5 by the cutter 43; after the cutting is completed, the push rod 41 drives the mounting plate 42 and the cutter 43 to move downward. The second spring 45 resets and drives the limit rod 44 and the pressure plate 46 to reset; at this time, the feeding roller 11 is closed and the winding roller 12 is opened, and the push cylinder 311 drives the support frame 313, the guide roller 314 and the inclined frame 321 to reset through the support plate 312, and the winding roller 12 rewinds the used film tape 13 between the guide rollers 314; in this process, the inclined frame 321 moves upward, and the first spring 323 resets and drives the slider 325 to reset through the inclined plate 322; thus, one film lamination is completed.

[0045] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A film laminating device for continuous loading and unloading, comprising a base (2) and a substrate (1) located above the base (2), characterized in that: The base plate (1) is provided with a feeding mechanism (3) and a unidirectionally rotating unwinding roller (11) and a winding roller (12); a conveyor belt (21) is fixedly installed on the base (2); a partition plate (211) for pre-positioning the workpiece (5) is fixedly installed on the output end of the conveyor belt (21); the partition plates (211) are evenly distributed at equal intervals on the conveyor belt (21); The feeding mechanism (3) comprises a film feeding assembly (31) and a positioning mechanism (32); the film feeding assembly (31) is mounted on the substrate (1); a plurality of film laminating mechanisms (4) are evenly mounted on the film feeding assembly (31) at equal intervals; the two ends of the film strip (13) are respectively fixedly connected to the unwinding roller (11) and the winding roller (12); the film strip (13) between the unwinding roller (11) and the winding roller (12) passes through the bottom of the film feeding assembly (31); the positioning mechanism (32) is mounted on the film feeding assembly (31) and the base (2); two groups of positioning mechanisms (32) are provided, and the two groups of positioning mechanisms (32) are symmetrically distributed on both sides of the conveyor belt (21).

2. The continuous loading and unloading film laminating device according to claim 1 is characterized in that: The film conveying assembly (31) comprises a push cylinder (311), a support plate (312), a support frame (313) and a guide roller (314); the push cylinder (311) is fixedly mounted in the middle of the base plate (1); the output end of the push cylinder (311) is fixedly mounted with the support plate (312); two support frames (313) are symmetrically fixedly mounted on both sides of the support plate (312); the bottom of the support frame (313) is rotatably mounted with a guide roller (314); the film belt (13) between the unwinding roller (11) and the winding roller (12) is rollingly connected to the guide roller (314).

3. The continuous loading and unloading film laminating device according to claim 2 is characterized in that: The positioning mechanism (32) comprises a transmission component and a main body component, the main body component is mounted on the base (2), and the transmission component is mounted on the base (2) and the support plate (312).

4. The continuous loading and unloading film laminating device according to claim 3 is characterized in that: The main body component comprises a guide rail (324), a slider (325), a limit plate (326) and an arc groove (327); the guide rail (324) is fixedly mounted on the base (2); the guide rail (324) and the slider (325) are limitedly slidably connected; the limit plate (326) is fixedly mounted on the slider (325); a plurality of arc grooves (327) are evenly spaced on a side of the limit plate (326) away from the slider (325).

5. The continuous loading and unloading film laminating device according to claim 4 is characterized in that: The transmission assembly comprises an inclined frame (321), an inclined plate (322), and a first spring (323); the inclined frame (321) is fixedly mounted on the lower side of the support plate (312), and the inclined plate (322) is fixedly mounted on the upper side of the slider (325); the inclined edges of the inclined frame (321) and the inclined plate (322) are fitted and slidably connected; and the first spring (323) is fixedly mounted between the outer side of the inclined plate (322) and the base (2).

6. The continuous loading and unloading film laminating device according to claim 5 is characterized in that: The film pasting mechanism (4) comprises a slitting component and a pressing component, and the slitting component and the pressing component are mounted on a support plate (312).

7. The continuous loading and unloading film laminating device according to claim 6 is characterized in that: The slitting assembly comprises a push rod (41), a mounting plate (42) and a cutter (43); the push rod (41) is fixedly mounted on a support plate (312); the mounting plate (42) is fixedly mounted on the output end of the push rod (41); an annular cutter (43) is fixedly mounted on the outer side of the mounting plate (42); and the size of the cutter (43) is consistent with that of the workpiece (5).

8. The continuous loading and unloading film laminating device according to claim 7 is characterized in that: The pressing assembly comprises a limiting rod (44), a second spring (45) and a pressing plate (46); the upper ends of the plurality of limiting rods (44) pass through the mounting plate (42) and are slidably connected to the mounting plate (42), and the limiting rods (44) are located in the middle of the mounting plate (42); the lower ends of the plurality of limiting rods (44) are fixedly mounted on the pressing plate (46); a plurality of second springs (45) are fixedly mounted between the bottom of the mounting plate (42) and the pressing plate (46), and the second springs (45) are sleeved on the outside of the limiting rods (44); and the bottom of the pressing plate (46) is lower than the cutter (43).

Images