CN112721392A

CN112721392A - Film feeding mechanism and film laminating device

Info

Publication number: CN112721392A
Application number: CN202011485523.1A
Authority: CN
Inventors: 王斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-04-30

Abstract

The invention belongs to the technical field of film coating machinery, and particularly relates to a film feeding mechanism and a film coating device, wherein the film feeding mechanism comprises a rack, a mounting plate, a sensor, an unwinding roller, two winding rollers, a signal receiving mechanism, a tightness adjusting mechanism, a leveling mechanism and a cutting mechanism; the top of the rack is provided with a workbench, the mounting plate is fixedly connected to the top of the workbench and is perpendicular to the workbench, the unwinding roller is arranged at one end of the side wall of the mounting plate, the two winding rollers are sequentially arranged at the side of the unwinding roller, the sensor is arranged between the unwinding roller and one winding roller close to the unwinding roller, the tightness adjusting mechanism is arranged between the two winding rollers, the leveling mechanism is arranged at the side of one winding roller far away from the unwinding roller, the signal receiving mechanism is arranged at the bottom of the leveling mechanism, and the cutting mechanism is arranged below the signal receiving mechanism; the length of the film can be accurately calculated through the sensor and the signal receiving mechanism, the quality of products is guaranteed, and the production efficiency is improved.

Description

Film feeding mechanism and film laminating device

Technical Field

The invention belongs to the technical field of film laminating machines, and particularly relates to a film feeding mechanism and a film laminating device.

Background

At present, a large number of polymer films are applied in the wide field, and at present, a plurality of films consist of a plurality of layers, so that a layer of glue is coated on the surface of the film, and the other film is combined with the glue coating surface; the quality of the film after being laminated depends on the flatness of the film, the flatness of the film depends on the uniform degree of the glue coating of the film, and the more uniform the glue coating, the higher the quality of the film after being laminated is; conversely, the more uneven the glue application, the lower the quality of the film after lamination.

The precision of present laminating machine is lower, and the length of film is difficult to control, can't be unanimous totally when leading to the film laminating, still need prune the film after the laminating, reduction in production efficiency.

Disclosure of Invention

The invention aims to provide a film feeding mechanism, and aims to solve the technical problem that the production efficiency is reduced because a film laminating machine in the prior art cannot accurately control the length of a film.

In order to achieve the purpose, the film feeding mechanism provided by the embodiment of the invention comprises a rack, a mounting plate, a sensor, an unreeling roller, two winding rollers, a signal receiving mechanism, a tightness adjusting mechanism, a leveling mechanism and a cutting mechanism; the top of the frame is provided with a workbench, the mounting plate is fixedly connected with the top of the workbench and is vertical to the workbench, the unwinding roller is arranged at one end of the side wall of the mounting plate and used for placing a film, the two winding rollers are sequentially arranged at the side of the unwinding roller and used for receiving the film, the sensor is arranged between the unreeling roller and one winding roller close to the unreeling roller and used for detecting the initial position of the film, the tightness adjusting mechanism is arranged between the two winding rollers and is used for adjusting the tightness of the film, the flattening mechanism is arranged beside one winding roller far away from the unwinding roller and is used for flattening the film, the signal receiving mechanism is arranged at the bottom of the flattening mechanism and used for detecting the tail end position of the film, the cutting mechanism is arranged below the signal receiving mechanism and used for cutting the film passing through the detection distance.

Optionally, the signal receiving mechanism includes a first mounting seat, a signal receiver, a fixing plate, a first slider and a first guide rail; first mount pad with the lateral wall fixed connection of mounting panel is located levelling mechanism's bottom, fixed plate fixed connection in the top of first mount pad, first guide rail fixed connection in one side and the perpendicular to at fixed plate top the fixed plate, the bottom of first slider with first guide rail sliding fit connects, the top fixedly connected with of first slider signal receiver.

Optionally, the signal receiving mechanism comprises a screw for locking the first slider; and one side of the top of the first sliding block is provided with a threaded hole penetrating through two ends of the first sliding block in the vertical direction, and the screw is inserted into the threaded hole and is tightly matched and connected with the top of the first guide rail.

Optionally, the tightness adjusting mechanism comprises two second guide rails, a second slider, a first smooth roller and a first cylinder; two the second guide rail all with the lateral wall fixed connection of mounting panel is located two between the winding roller, the bottom of second slider all with two the second guide rail sliding fit is connected, the top of second slider is rotated and is connected with first smooth roller, first cylinder with the lateral wall fixed connection of second slider is in order to drive the second slider is along two the rectilinear direction of second guide rail removes.

Optionally, the tightness adjusting mechanism further comprises an upper travel switch, a lower travel switch and an induction sheet; go up travel switch with down travel switch all with the lateral wall fixed connection of mounting panel, just go up travel switch with down travel switch all locates one of them the side of second guide rail is arranged along vertical direction, the response piece with the top fixed connection of second slider.

Optionally, the leveling mechanism includes a second mounting seat and two second smooth rollers, the second mounting seat is fixedly connected to the top of the fixing plate, the two second smooth rollers are rotatably connected to the inner side wall of the second mounting seat, and the two second smooth rollers are located on the same horizontal plane.

Optionally, the film feeding mechanism further comprises a pressing mechanism for pressing the film, and the pressing mechanism comprises a third mounting seat, a second cylinder, a pressing plate, two first guide pillars and two first guide sleeves; the third mounting seat is fixedly connected with the side wall of the mounting plate and is positioned at the top of one of the second smooth rollers, the cylinder body of the second air cylinder is fixedly connected with the top of the third mounting seat, the piston rod of the second air cylinder extends downwards through the third mounting seat and is fixedly connected with the top of the pressing plate, the two first guide sleeves are fixedly connected with the top of the third mounting seat, the two first guide sleeves are respectively positioned at two ends of the second air cylinder, the two first guide columns are respectively movably connected with the two first guide sleeves, and the two first guide columns are respectively fixedly connected with the top of the pressing plate after passing through the third mounting seat.

Optionally, the film feeding mechanism further comprises a clamping mechanism for clamping the film, and the clamping mechanism comprises a fourth mounting seat, a third cylinder and two clamping plates; the fourth mount pad with the lateral wall fixed connection of mounting panel is located the side of first mount pad, the cylinder body fixed connection of third cylinder in the top of fourth mount pad, the piston rod of third cylinder respectively with two splint fixed connection.

Optionally, the cutting mechanism includes a fifth mounting seat, a fourth cylinder, a blade mounting seat, a cutting knife, two second guide pillars, and two second guide sleeves; the fifth mounting seat is fixedly connected with the side wall of the mounting plate and located beside the fourth mounting seat, the cylinder body of the fourth cylinder is fixedly connected with one end of the side wall of the fifth mounting seat, the piston rod of the fourth cylinder extends through the fifth mounting seat towards the other end of the side wall and is fixedly connected with the side wall of the blade mounting seat, the two second guide sleeves are fixedly connected with one end of the side wall of the fifth mounting seat, the two second guide sleeves are respectively located at two ends of the fourth cylinder, the two second guide columns are respectively movably connected with the two second guide sleeves, the two second guide columns respectively penetrate through the fifth mounting seat and are fixedly connected with the side wall of the pressing plate, and the cutting knife is detachably connected with the bottom of the blade mounting seat.

One or more technical schemes in the film feeding mechanism provided by the embodiment of the invention have at least one of the following technical effects: the film feeding mechanism of the invention is operated by firstly installing a film roll on an unreeling roller, then stretching the film roll and passing through a winding roller close to one end of the unreeling roller, then passing the film through a tightness adjusting mechanism, then pulling the film out of the tightness adjusting mechanism and passing through another winding roller, then stretching the film and covering the surface of a flattening mechanism, then sequentially passing the film through a signal receiving mechanism and a cutting mechanism, finally cutting the film and attaching the film to an external product, wherein a sensor of the device is arranged between the unreeling roller and the winding roller closest to the unreeling roller, thus calculating the initial position of the output of the film, then a signal receiving mechanism arranged above the cutting mechanism can calculate the final position of the output of the film, and the length of the film can be accurately calculated through the sensor and the signal receiving mechanism, and finally, the cutting mechanism cuts off the product and attaches the product to the external product, so that the quality of the product is ensured, and the production efficiency is improved.

Another embodiment of the present invention provides a film covering apparatus, which includes the above film feeding mechanism.

One or more technical solutions in the film covering device provided by another embodiment of the present invention have at least one of the following technical effects: according to the film laminating device, the film feeding mechanism is used, so that the initial position of the film output can be calculated, then the signal receiving mechanism arranged above the cutting mechanism can calculate the final position of the film output, the length of the film can be accurately calculated through the sensor and the signal receiving mechanism, and finally the film is cut off by the cutting mechanism and attached to an external product, so that the quality of the product is guaranteed, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a film feeding mechanism according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a film coating apparatus according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a signal receiving mechanism of a film feeding mechanism according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a tightness degree adjusting mechanism of the film feeding mechanism according to the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a leveling mechanism of a film feeding mechanism according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a pressing mechanism of a film feeding mechanism according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a clamping mechanism of a film feeding mechanism according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a cutting mechanism of a film feeding mechanism according to an embodiment of the present invention.

Fig. 9 is a schematic structural diagram of an accurate positioning mechanism according to an embodiment of the present invention.

Fig. 10 is a schematic structural diagram of a first positioning mechanism of the precision positioning mechanism according to an embodiment of the present invention.

Fig. 11 is a schematic structural diagram of a first linear module of the precise positioning mechanism according to an embodiment of the present invention.

Fig. 12 is a schematic structural diagram of a second positioning mechanism of the precision positioning mechanism according to an embodiment of the present invention.

Fig. 13 is another schematic structural diagram of a second positioning mechanism of the precision positioning mechanism according to an embodiment of the present invention.

Fig. 14 is a schematic structural diagram of a second linear module of the precise positioning mechanism according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-frame 11-workbench 20-mounting plate

31-sensor 32-unreeling roller 33-winding roller

40-signal receiving mechanism 41-first mounting base 42-signal receiver

43-fixed plate 44-first slide 45-first guide rail

46-screw 50-tightness adjusting mechanism 51-second guide rail

52-second slide 53-first smoothing roller 54-first cylinder

55-upper travel switch 56-lower travel switch 57-induction sheet

60 leveling mechanism 61, second mounting base 62 and second smooth roller

70-cutting mechanism 71-fifth mounting base 72-fourth cylinder

73-blade mount 74-cutting knife 75-second guide post

76-second guide sleeve 80-hold-down mechanism 81-third mounting seat

82-second cylinder 83-pressure plate 84-first guide post

85-first guide sleeve 90-clamping mechanism 91-fourth mounting seat

92-third cylinder 93-clamp plate

100-vertical direction positioning mechanism 110-first straight line module 120-first positioning mechanism

111-first base plate 112-second base plate 113-fifth cylinder

114-third guide 115-third slider 121-fourth guide

122-fourth slider 123-first connecting plate 124-sixth cylinder

125-first positioning component 126-second positioning component 127-first fixing seat

128-first positioning roller 200-horizontal direction positioning mechanism 210-second linear module

220-second positioning mechanism 211-third bottom plate 212-fourth bottom plate

213-seventh Cylinder 214-fifth Rail 215-fifth slider

221-sixth guide 222-sixth slider 223-second connecting plate

224-eighth cylinder 225-third positioning assembly 226-fourth positioning assembly

227-second fixed seat 228-second positioning roller 229-adsorption mechanism

1271-first fixed block 1272-first side plate 1273-first top plate

1274-first mounting hole 2271-second fixed block 2272-second side plate

2273 second Top plate 2274 second mounting hole 2291 mounting Block

2292 suction plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1, there is provided a film feeding mechanism, which includes a frame 10, a mounting plate 20, a sensor 31, an unwinding roller 32, two winding rollers 33, a signal receiving mechanism 40, a tightness adjusting mechanism 50, a leveling mechanism 60, and a cutting mechanism 70; the top of frame 10 is equipped with workstation 11, mounting panel 20 fixed connection in the top of workstation 11 and perpendicular to workstation 11, unreel roller 32 and locate the one end of mounting panel 20 lateral wall in order to be used for placing the film, two winding roller 33 locates in proper order unreel the side of roller 32 in order to be used for receiving the film, sensor 31 locates unreel roller 32 and be close to unreel one of roller 32 in order to be used for detecting the initial position of film between the winding roller 33, tightness degree adjustment mechanism 50 locates two between the winding roller 33 in order to be used for adjusting the elasticity of film, levelling mechanism 60 locates and keeps away from unreel one of roller 32 winding roller 33 side in order to shakeout the film, signal receiving mechanism 40 locates the bottom of levelling mechanism 60 in order to be used for detecting the terminal position of film, the cutting mechanism 70 is disposed below the signal receiving mechanism 40 for cutting the film passing through the detection distance.

Specifically, the film feeding mechanism of the present invention is operated by first mounting a film roll on an unwinding roller 32, then drawing and passing the film roll around a winding roller 33 near one end of the unwinding roller 32, then passing the film around a slack adjuster 50, then pulling the film from the slack adjuster 50, passing the film around another winding roller 33, then drawing and covering the film on the surface of a leveler 60, then passing the film through a signal receiver 40 and a cutter 70 in sequence, and finally cutting and adhering the film to an external product, wherein a sensor 31 of the present device is mounted between the unwinding roller 32 and the winding roller 33 closest to the unwinding roller 32, so that an initial position of the film output can be calculated, and then the signal receiver 40 disposed above the cutter 70 can calculate an end position of the film output, the length of the film can be accurately calculated through the sensor 31 and the signal receiving mechanism 40, and finally the film is cut off through the cutting mechanism 70 and attached to an external product, so that the quality of the product is guaranteed, and the production efficiency is improved.

In another embodiment of the present invention, as shown in fig. 1-2, the signal receiving mechanism 40 includes a first mounting seat 41, a signal receiver 42, a fixing plate 43, a first sliding block 44 and a first guide rail 45; first mount pad 41 with the lateral wall fixed connection of mounting panel 20 is located levelling mechanism 60's bottom, fixed plate 43 fixed connection in the top of first mount pad 41, first guide rail 45 fixed connection in one side and the perpendicular to at fixed plate 43 top fixed plate 43, the bottom of first slider 44 with first guide rail 45 sliding fit is connected, the top fixedly connected with of first slider 44 signal receiver 42. Specifically, the fixing plate 43 with a damping effect is mounted on the top of the first mounting seat 41, and the first guide rail 45 is mounted on the top of the fixing plate 43, so that the first slider 44 can reduce vibration when moving on the first guide rail 45, and thus the signal receiver 42 is not easy to shake when moving to detect the length of the film, and the detection accuracy is improved.

In another embodiment of the present invention, as shown in FIGS. 1-2, the signal receiving mechanism 40 includes a screw 46 for locking the first slider 44; one side of the top of the first slider 44 is provided with a threaded hole (not shown) penetrating through both ends in the vertical direction, and the screw 46 is inserted into the threaded hole and tightly fitted and connected with the top of the first guide rail 45. Specifically, the first slider 44 may be locked to the first rail 45 by the screw 46 to fix the position of the signal receiver 42, so that the position is not deviated when the film is detected.

In another embodiment of the present invention, as shown in fig. 1 and 3, the tightness adjusting mechanism 50 comprises two second guide rails 51, a second slider 52, a first smooth roller 53 and a first air cylinder 54; the two second guide rails 51 are fixedly connected with the side walls of the mounting plate 20 and located between the two winding rollers 33, the bottoms of the second sliding blocks 52 are connected with the two second guide rails 51 in a sliding fit manner, the tops of the second sliding blocks 52 are rotatably connected with the first smooth rollers 53, and the first air cylinders 54 are fixedly connected with the side walls of the second sliding blocks 52 to drive the second sliding blocks 52 to move along the linear directions of the two second guide rails 51. Specifically, the two second guide rails 51 are arranged in parallel, the two second guide rails 51 are perpendicular to the plane of the workbench 11, the top of the second slider 52 is provided with a first smooth roller 53, the second slider 52 is connected with a first air cylinder 54, and then the first air cylinder 54 can drive the second slider 52 to move along the linear direction of the two second guide rails 51, so that the film can be stretched and reset, the tightness of the film can be controlled, and the detection error can be reduced.

In another embodiment of the present invention, as shown in fig. 1 and 3, the slack adjuster mechanism 50 further includes an upper travel switch 55, a lower travel switch 56, and a sensing piece 57; the upper travel switch 55 and the lower travel switch 56 are both fixedly connected with the side wall of the mounting plate 20, the upper travel switch 55 and the lower travel switch 56 are both arranged at one side of the second guide rail 51 and are arranged along the vertical direction, and the induction sheet 57 is fixedly connected with the top of the second sliding block 52. Specifically, a sensing piece 57 is installed on the top of the second slider 52, when the sensing piece 57 moves to the top, the sensing piece 57 will contact the upper travel switch 55 to transmit a signal, which represents that the second slider 52 has moved to the highest point, and when the sensing piece 57 moves to the bottom, the sensing piece 57 will contact the lower travel switch 56 to transmit a signal, which represents that the second slider 52 has moved to the lowest point.

In another embodiment of the present invention, as shown in fig. 1 and 4, the leveling mechanism 60 includes a second mounting seat 61 and two second smooth rollers 62, the second mounting seat 61 is fixedly connected to the top of the fixing plate 43, both of the two second smooth rollers 62 are rotatably connected to the inner side wall of the second mounting seat 61, and the two second smooth rollers 62 are located on the same horizontal plane. Specifically, the film passes through the surfaces of the two second smooth rollers 62 in sequence, so that the film is favorably smoothed, wrinkles of the film are prevented, and the production precision is improved.

In another embodiment of the present invention, as shown in fig. 1 and 5, the film feeding mechanism further includes a pressing mechanism 80 for pressing the film, and the pressing mechanism 80 includes a third mounting seat 81, a second cylinder 82, a pressing plate 83, two first guide posts 84, and two first guide sleeves 85; the third mounting seat 81 is fixedly connected to the side wall of the mounting plate 20 and located at the top of one of the second smooth rollers 62, the cylinder body of the second cylinder 82 is fixedly connected to the top of the third mounting seat 81, the piston rod of the second cylinder 82 extends downward through the third mounting seat 81 and is fixedly connected to the top of the pressing plate 83, the two first guide sleeves 85 are both fixedly connected to the top of the third mounting seat 81, the two first guide sleeves 85 are respectively located at two ends of the second cylinder 82, the two first guide posts 84 are respectively movably connected to the two first guide sleeves 85, and the two first guide posts 84 both penetrate through the third mounting seat 81 and are fixedly connected to the top of the pressing plate 83. Specifically, the second cylinder 82 drives the pressing plate 83 to press the film onto the top of one of the second smoothing rollers 62, so that the film is not wrinkled after being pressed, which is beneficial to improving the production precision, and the two first guide posts 84 and the two first guide sleeves 85 respectively play a guiding role for the pressing plate 83, so that the pressing plate 83 is not easy to be biased.

In another embodiment of the present invention, as shown in fig. 1 and 6, the film feeding mechanism further comprises a clamping mechanism 90 for clamping the film, wherein the clamping mechanism 90 comprises a fourth mounting seat 91, a third air cylinder 92, and two clamping plates 93; fourth mount pad 91 with the lateral wall fixed connection of mounting panel 20 is located the side of first mount pad 41, the cylinder body fixed connection of third cylinder 92 in the top of fourth mount pad 91, the piston rod of third cylinder 92 respectively with two splint 93 fixed connection. Specifically, when the signal receiver 42 detects that the end position of the film needs to be cut, the third cylinder 92 drives the two clamping plates 93 to clamp the film at the same time, so that the film is not deviated in the cutting process, and the production precision is improved.

In another embodiment of the present invention, as shown in fig. 1 and 7, the cutting mechanism 70 includes a fifth mounting seat 71, a fourth air cylinder 72, a blade mounting seat 73, a cutting knife 74, two second guide posts 75 and two second guide sleeves 76; the fifth mounting seat 71 is fixedly connected with the side wall of the mounting plate 20 and located beside the fourth mounting seat 91, the cylinder body of the fourth cylinder 72 is fixedly connected to one end of the side wall of the fifth mounting seat 71, the piston rod of the fourth cylinder 72 extends through the fifth mounting seat 71 towards the other end of the side wall and is fixedly connected with the side wall of the blade mounting seat 73, the two second guide sleeves 76 are fixedly connected to one end of the side wall of the fifth mounting seat 71, the two second guide sleeves 76 are respectively located at two ends of the fourth cylinder 72, the two second guide columns 75 are respectively movably connected with the two second guide sleeves 76, the two second guide columns 75 are respectively connected with the side wall of the pressing plate 83 by penetrating through the fifth mounting seat 71, and the cutting knife 74 is detachably connected with the bottom of the blade mounting seat 73. Specifically, when the two clamping plates 93 clamp the film simultaneously, the fourth air cylinder 72 drives the cutting knife 74 on the blade mounting seat 73 to cut the film, and the two second guide posts 75 and the two second guide sleeves 76 respectively guide the blade mounting seat 73, so that the cutting knife 74 mounted on the blade mounting seat 73 is not easily biased.

In another embodiment of the invention, a film covering device is provided, which comprises the film feeding mechanism. Specifically, the film covering device of the present invention uses the film feeding mechanism, so that the initial position of the film output can be calculated, then the signal receiving mechanism 40 arranged above the cutting mechanism 70 can calculate the final position of the film output, the length of the film can be accurately calculated through the sensor 31 and the signal receiving mechanism 40, and finally the film is cut off by the cutting mechanism 70 and attached to an external product, thereby ensuring the quality of the product and improving the production efficiency.

In one embodiment of the present invention, as shown in fig. 2 and 9, a precision positioning mechanism is provided, which includes a frame 10, a mounting plate 20, a vertical positioning mechanism 100, and a horizontal positioning mechanism 200; frame 10's top is equipped with workstation 11, vertical direction positioning mechanism 100 includes first sharp module 110 and first positioning mechanism 120, horizontal direction positioning mechanism 200 includes second sharp module 210 and second positioning mechanism 220, first sharp module 110 is located the one end of mounting panel 20's lateral wall is arranged along vertical direction, just first sharp module 110 with first positioning mechanism 120 is connected and is driven first positioning mechanism 120 removes the longitudinal position in order to adjust the input raw materials along vertical direction, second sharp module 210 is located the other end of mounting panel 20 lateral wall is arranged along the horizontal direction, just second sharp module 210 with second positioning mechanism 220 connects and drives second positioning mechanism 220 removes the transverse position in order to adjust the output raw materials along the horizontal direction.

Specifically, when the precise positioning mechanism works, firstly, the raw material is placed in the first positioning mechanism 120, then the raw material is stretched out from the first positioning mechanism 120, and is overlapped in the second positioning mechanism 220, the first positioning mechanism 120 can be driven to move along the vertical direction of the mounting plate 20 by controlling the first linear module 110, so that the raw material can be adjusted in the longitudinal position to adjust the input height of the raw material, the second positioning mechanism 220 can be driven to move along the horizontal direction of the mounting plate 20 by controlling the second linear module 210, so that the raw material can be adjusted in the horizontal position to adjust the horizontal position when the raw material is output, the first positioning mechanism 120 and the second positioning mechanism 220 simultaneously position the raw material, so that the raw material can adjust the angle according to the entering direction of the film, and the precision of processing is improved, and the precise positioning of the film and the raw material is realized.

In another embodiment of the present invention, as shown in fig. 2, 9 and 10, the first positioning mechanism 120 includes a fourth guide rail 121, two fourth sliders 122, two first connecting plates 123, two sixth air cylinders 124, a first positioning assembly 125 and a second positioning assembly 126; the fourth guide rail 121 is disposed at an output end of the first linear module 110 and is arranged along a vertical direction, the two fourth sliders 122 are symmetrically disposed in a length direction of the fourth guide rail 121, bottoms of the first connection plates 123 are respectively fixedly connected with tops of the two fourth sliders 122, cylinder bodies of the two sixth cylinders 124 are respectively fixedly connected to two ends of the fourth guide rail 121 in the length direction, piston rods of the two sixth cylinders 124 are respectively fixedly connected with side walls of the two first connection plates 123, and the first positioning assembly 125 and the second positioning assembly 126 are symmetrically disposed at tops of the two first connection plates 123. Specifically, the piston rods of the two sixth cylinders 124 are fixedly connected to the side walls of the two first connecting plates 123, the two sixth cylinders 124 can drive the two first connecting plates 123 to approach or separate from each other along the fourth guide rail 121, the two first connecting plates 123 are respectively provided with the first positioning assembly 125 and the second positioning assembly 126, so that the two sixth cylinders 124 can drive the first positioning assembly 125 and the second positioning assembly 126 to close or open respectively, and when the first positioning assembly 125 and the second positioning assembly 126 are closed, the raw material can be positioned, which is beneficial to clamping the raw material and improving the processing precision.

In another embodiment of the present invention, as shown in fig. 2, 9 and 10, the first positioning assembly 125 and the second positioning assembly 126 are identical in structure and each include a first fixing seat 127 and a first positioning roller 128; the two first fixing seats 127 are respectively and fixedly connected to the tops of the two first connecting plates 123, and the two first positioning rollers 128 are respectively and fixedly connected to the two first fixing seats 127. Specifically, the first fixing seat 127 is in an "l" shape, and the middle of the first fixing seat 127 is hollowed out, and two ends of the first positioning roller 128 are respectively fixedly connected to two ends of the first fixing seat 127.

In another embodiment of the present invention, as shown in fig. 2, 9 and 10, the first fixing seat 127 includes a first fixing block 1271, two first side plates 1272 having the same structure and respectively disposed at two ends of the first fixing block 1271 in the length direction, and two first top plates 1273 having the same structure and respectively disposed at the tops of the two first side plates 1272; one of the first side plates 1272 is fixedly connected to the top of one of the first connecting plates 123, the two first side plates 1272 are both provided with first mounting holes 1274 penetrating through the two ends of the side walls thereof, and the two ends of the first positioning roller 128 are respectively fixedly connected to the inner walls of the two first mounting holes 1274. Specifically, the first fixing block 1271 and the two first side plates 1272 are respectively fixedly connected through two first top plates 1273 arranged at the top, an installation cavity is formed between the two first side plates 1272, first installation holes 1274 are respectively formed on the two first side plates 1272, two ends of the first positioning roller 128 are respectively fixedly connected with the first installation holes 1274, and the first installation holes 1274 are arranged in an oval shape.

In another embodiment of the present invention, as shown in fig. 2, 9 and 11, the first linear module 110 includes a first bottom plate 111, a second bottom plate 112, a fifth cylinder 113, two third guide rails 114, and four third sliders 115; the bottom of the first bottom plate 111 is fixedly connected with one end of the side wall of the mounting plate 20, the bottoms of the third guide rails 114 are fixedly connected to the top of the first bottom plate 111 and are arranged in parallel, four third sliders 115 are arranged in pairs, the bottoms of the third sliders 115 are respectively connected to the tops of the third guide rails 114 in a sliding fit manner, the bottoms of the second bottom plate 112 are fixedly connected to the tops of the fourth sliders 115, a cylinder body of a fifth cylinder 113 is fixedly connected to the top of the first bottom plate 111, and a piston rod of the fifth cylinder 113 is fixedly connected to the side wall of the second bottom plate 112. Specifically, first bottom plate 111 sets up along the vertical direction of mounting panel 20, and fifth cylinder 113 sets up at the top of first bottom plate 111, and fifth cylinder 113 and second bottom plate 112 are connected, and four third sliders 115 are installed to the bottom of second bottom plate 112, and four third sliders 115 are two liang of settings again on two third guide rails 114, so fifth cylinder 113 just can drive second bottom plate 112 and remove along vertical direction to drive first positioning mechanism 120 and reciprocate, realize the regulation of height.

In another embodiment of the present invention, as shown in fig. 2, 9 and 12, the second positioning mechanism 220 includes a sixth guide rail 221, two sixth sliding blocks 222, two second connecting plates 223, two eighth cylinders 224, a third positioning assembly 225 and a fourth positioning assembly 226; the sixth guide rail 221 is disposed at an output end of the second linear module 210 and is arranged along a vertical direction, the two sixth sliders 222 are symmetrically disposed in a length direction of the sixth guide rail 221, the bottoms of the two second connecting plates 223 are respectively fixedly connected with the tops of the two sixth sliders 222, the cylinder bodies of the two eighth cylinders 224 are respectively fixedly connected to two ends of the sixth guide rail 221 in the length direction, the piston rods of the two eighth cylinders 224 are respectively fixedly connected with the side walls of the two second connecting plates 223, and the third positioning assembly 225 and the fourth positioning assembly 226 are symmetrically disposed at the tops of the two second connecting plates 223. Specifically, the piston rods of the two eighth cylinders 224 are fixedly connected with the side walls of the two second connecting plates 223 respectively, the two eighth cylinders 224 can drive the two second connecting plates 223 to approach to or separate from each other along the sixth guide rail 221 respectively, the two second connecting plates 223 are provided with the third positioning assembly 225 and the fourth positioning assembly 226 respectively, then the two eighth cylinders 224 can drive the third positioning assembly 225 and the fourth positioning assembly 226 to close or open respectively, and when the third positioning assembly 225 and the fourth positioning assembly 226 are closed, the raw material can be positioned, which is beneficial to clamping the raw material and improving the processing precision.

In another embodiment of the present invention, as shown in fig. 2, 9 and 12, the third positioning assembly 225 and the fourth positioning assembly 226 are identical in structure and each includes a second fixing seat 227 and a second positioning roller 228; the second fixing seats 227 are arranged in a shape of a 'L', the two second fixing seats 227 are respectively and fixedly connected to the tops of the two second connecting plates 223, and the two second positioning rollers 228 are respectively and fixedly connected to the two second fixing seats 227. Specifically, the middle of the second fixing seat 227 is hollowed out, and two ends of the second positioning roller 228 are respectively and fixedly connected to two ends of the second fixing seat 227.

In another embodiment of the present invention, as shown in fig. 2, 9 and 12, the second fixing seat 227 includes a second fixing block 2271, two second side plates 2272 having the same structure and respectively disposed at two ends of the second fixing block 2271 in the length direction, and two second top plates 2273 having the same structure and respectively disposed at the tops of the two second side plates 2272; one of them the second side board 2272 with one of them the top fixed connection of second connecting plate 223, two all set up the second mounting hole 2274 that runs through its lateral wall both ends on the second side board 2272, the both ends of second location roller 228 respectively with two the inner wall fixed connection of second mounting hole 2274. Specifically, second fixed block 2271 and two second side plates 2272 are respectively through two second roof 2273 fixed connection that the top set up, are formed with the installation cavity between two second side plates 2272 to all seted up second mounting hole 2274 on two second side plates 2272, the both ends of second location roller 228 respectively with second mounting hole 2274 fixed connection, second mounting hole 2274 is oval shape setting.

In another embodiment of the present invention, as shown in fig. 2, 9 and 12, the second positioning mechanism 220 further comprises an adsorption mechanism 229 for adsorbing a film; the absorption mechanism 229 comprises a mounting block 2291 and a suction plate 2292, two ends of the sidewall of the mounting block 2291 are respectively fixedly connected with the inner sidewall of the second sidewall 2272, and the suction plate 2292 is fixedly connected with the top of the mounting block 2291. Specifically, the film can be adsorbed through the arranged suction plate 2292, so that the positioning during the film cutting is facilitated, and the processing precision is improved.

In another embodiment of the present invention, as shown in fig. 2, 9 and 13, the second linear module 210 includes a third bottom plate 211, a fourth bottom plate 212, a seventh cylinder 213, two fifth guide rails 214, and four fifth sliding blocks 215; the bottom of the third bottom plate 211 is fixedly connected with the other end of the side wall of the mounting plate 20, the bottoms of the two fifth guide rails 214 are fixedly connected to the top of the third bottom plate 211 and are arranged in parallel, the four fifth sliding blocks 215 are arranged in pairs, the bottoms of the four fifth sliding blocks 215 are respectively connected with the tops of the two fifth guide rails 214 in a sliding fit manner, the bottom of the fourth bottom plate 212 is fixedly connected with the tops of the four fifth sliding blocks 215, a cylinder body of the seventh cylinder 213 is fixedly connected to the top of the third bottom plate 211, and a piston rod of the seventh cylinder 213 is fixedly connected with the side wall of the fourth bottom plate 212. Specifically, the fourth bottom plate 212 is arranged along the horizontal direction of the mounting plate 20, the seventh cylinder 213 is arranged at the top of the fourth bottom plate 212, the seventh cylinder 213 is connected with the fourth bottom plate 212, the four fifth sliders 215 are installed at the bottom of the fourth bottom plate 212, and the four fifth sliders 215 are arranged on the two fifth guide rails 214 in pairs, so that the seventh cylinder 213 can drive the fourth bottom plate 212 to move along the horizontal direction, thereby driving the first positioning mechanism 120 to move horizontally and realizing the adjustment in the horizontal direction.

In another embodiment of the present invention, a film covering device is provided, which comprises the above-mentioned precise positioning mechanism. Specifically, the film covering device of the present invention uses the above-mentioned precise positioning mechanism, so that the second positioning mechanism 220 can be driven to move along the horizontal direction of the mounting plate 20 by controlling the second linear module 210, so that the raw material can be adjusted in the horizontal position to adjust the horizontal position when the raw material is output, and the first positioning mechanism 120 and the second positioning mechanism 220 simultaneously position the raw material, so that the raw material can be adjusted in the angle according to the entering direction of the film, which is beneficial to improving the processing precision and realizing the precise positioning of the film and the raw material.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a send membrane mechanism, includes the frame, the top of frame is equipped with workstation, its characterized in that: the film feeding mechanism also comprises a mounting plate, a sensor, an unreeling roller, two winding rollers, a signal receiving mechanism, a tightness adjusting mechanism, a leveling mechanism and a cutting mechanism; the mounting plate is fixedly connected to the top of the workbench and is vertical to the workbench, the unwinding roller is arranged at one end of the side wall of the mounting plate and used for placing a film, the two winding rollers are sequentially arranged at the side of the unwinding roller and used for receiving the film, the sensor is arranged between the unreeling roller and one winding roller close to the unreeling roller and used for detecting the initial position of the film, the tightness adjusting mechanism is arranged between the two winding rollers and is used for adjusting the tightness of the film, the flattening mechanism is arranged beside one winding roller far away from the unwinding roller and is used for flattening the film, the signal receiving mechanism is arranged at the bottom of the flattening mechanism and used for detecting the tail end position of the film, the cutting mechanism is arranged below the signal receiving mechanism and used for cutting the film passing through the detection distance.

2. The film feeding mechanism according to claim 1, characterized in that: the signal receiving mechanism comprises a first mounting seat, a signal receiver, a fixing plate, a first sliding block and a first guide rail; first mount pad with the lateral wall fixed connection of mounting panel is located levelling mechanism's bottom, fixed plate fixed connection in the top of first mount pad, first guide rail fixed connection in one side and the perpendicular to at fixed plate top the fixed plate, the bottom of first slider with first guide rail sliding fit connects, the top fixedly connected with of first slider signal receiver.

3. The film feeding mechanism according to claim 2, characterized in that: the signal receiving mechanism comprises a screw for locking the first sliding block; and one side of the top of the first sliding block is provided with a threaded hole penetrating through two ends of the first sliding block in the vertical direction, and the screw is inserted into the threaded hole and is tightly matched and connected with the top of the first guide rail.

4. The film feeding mechanism according to claim 1, characterized in that: the tightness adjusting mechanism comprises two second guide rails, a second sliding block, a first smooth roller and a first air cylinder; two the second guide rail all with the lateral wall fixed connection of mounting panel is located two between the winding roller, the bottom of second slider all with two the second guide rail sliding fit is connected, the top of second slider is rotated and is connected with first smooth roller, first cylinder with the lateral wall fixed connection of second slider is in order to drive the second slider is along two the rectilinear direction of second guide rail removes.

5. The film feeding mechanism according to claim 4, wherein: the tightness adjusting mechanism also comprises an upper travel switch, a lower travel switch and an induction sheet; go up travel switch with down travel switch all with the lateral wall fixed connection of mounting panel, just go up travel switch with down travel switch all locates one of them the side of second guide rail is arranged along vertical direction, the response piece with the top fixed connection of second slider.

6. The film feeding mechanism according to claim 2, characterized in that: leveling mechanism includes second mount pad and two second smooth rollers, second mount pad fixed connection in the top of fixed plate, two the second smooth roller all with the inside wall of second mount pad rotates to be connected, and two the second smooth roller is located same horizontal plane.

7. The film feeding mechanism according to claim 6, wherein: the film feeding mechanism further comprises a pressing mechanism for pressing the film, and the pressing mechanism comprises a third mounting seat, a second air cylinder, a pressing plate, two first guide columns and two first guide sleeves; the third mounting seat is fixedly connected with the side wall of the mounting plate and is positioned at the top of one of the second smooth rollers, the cylinder body of the second air cylinder is fixedly connected with the top of the third mounting seat, the piston rod of the second air cylinder extends downwards through the third mounting seat and is fixedly connected with the top of the pressing plate, the two first guide sleeves are fixedly connected with the top of the third mounting seat, the two first guide sleeves are respectively positioned at two ends of the second air cylinder, the two first guide columns are respectively movably connected with the two first guide sleeves, and the two first guide columns are respectively fixedly connected with the top of the pressing plate after passing through the third mounting seat.

8. The film feeding mechanism according to claim 2, characterized in that: the film feeding mechanism further comprises a clamping mechanism for clamping the film, and the clamping mechanism comprises a fourth mounting seat, a third air cylinder and two clamping plates; the fourth mount pad with the lateral wall fixed connection of mounting panel is located the side of first mount pad, the cylinder body fixed connection of third cylinder in the top of fourth mount pad, the piston rod of third cylinder respectively with two splint fixed connection.

9. The film feeding mechanism according to claim 8, wherein: the cutting mechanism comprises a fifth mounting seat, a fourth cylinder, a blade mounting seat, a cutting knife, two second guide columns and two second guide sleeves; the fifth mounting seat is fixedly connected with the side wall of the mounting plate and located beside the fourth mounting seat, the cylinder body of the fourth cylinder is fixedly connected with one end of the side wall of the fifth mounting seat, the piston rod of the fourth cylinder extends through the fifth mounting seat towards the other end of the side wall and is fixedly connected with the side wall of the blade mounting seat, the two second guide sleeves are fixedly connected with one end of the side wall of the fifth mounting seat, the two second guide sleeves are respectively located at two ends of the fourth cylinder, the two second guide columns are respectively movably connected with the two second guide sleeves, the two second guide columns respectively penetrate through the fifth mounting seat and are fixedly connected with the side wall of the pressing plate, and the cutting knife is detachably connected with the bottom of the blade mounting seat.

10. A film covering device characterized in that: comprising the film feeding mechanism according to any one of claims 1 to 9.