CN109367867B

CN109367867B - Automatic film coating device

Info

Publication number: CN109367867B
Application number: CN201811149074.6A
Authority: CN
Inventors: 刘来用; 吴沛骏; 廖达富; 杨元
Original assignee: Dongguan Huabei Electronic Technology Co Ltd
Current assignee: Dongguan Huabei Electronic Technology Co Ltd
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2021-05-07
Anticipated expiration: 2038-09-29
Also published as: CN109367867A

Abstract

The invention discloses an automatic film coating device which is used for packaging a protective film on a formed part so as to protect the formed part from being abraded; the film pasting platform is used for bearing a formed part, and lifting channels are arranged on the periphery of the film pasting platform; the pushing piece is arranged in the lifting channel and can move up and down along the lifting channel; the jacking assembly and the clamping assembly are arranged below the lifting channel and connected with the jacking piece, the jacking assembly is used for driving the jacking piece to move up and down, and the clamping assembly is used for driving the jacking piece to clamp the formed piece; the compression joint device is arranged at the periphery of the film sticking platform and is used for compressing and connecting the film standing at the periphery of the formed part on the formed part; the automatic film coating device can automatically complete the film coating work on the formed part completely under the condition of no human interference, and has high film coating efficiency and stable quality.

Description

Automatic film coating device

Technical Field

The invention relates to the technical field of automatic film coating machines, in particular to an efficient automatic film coating device.

Background

The molded part like a mobile phone is generally wrapped with a layer of OPP protective film in the transportation process to prevent the shell and the screen of the mobile phone from being worn, and the OPP protective film takes OPP as a base material and is mainly applied to surface protection in the product transportation process. As shown in fig. 11, which is a schematic view of an unfolding structure of an OPP film wrapped on a mobile phone, the wrapping work is conventionally completed manually by using a simple jig, which is not only inefficient, but also prone to defective products and unstable quality.

Disclosure of Invention

The invention aims to provide an automatic coating device to replace manual work to finish the coating work of a mobile phone efficiently and improve the coating quality.

In order to achieve the purpose, the invention discloses an automatic film coating device which is used for packaging a protective film on a formed part so as to protect the formed part from being abraded, and the automatic film coating device comprises a film pasting platform, a pushing piece, a jacking assembly, a clamping assembly and a crimping device; the film pasting platform is used for bearing the formed part, and a lifting channel is arranged on the periphery of the film pasting platform; the pushing piece is arranged in the lifting channel and can move up and down along the lifting channel; the jacking assembly is arranged below the lifting channel and connected with the jacking piece, and is used for driving the jacking piece to move up and down; the clamping assembly is arranged below the lifting channel and connected with the pushing piece, and the clamping assembly is used for driving the pushing piece to clamp the forming piece; the crimping device is arranged on the periphery of the film pasting platform and used for crimping the thin film standing on the periphery of the forming piece onto the forming piece.

Compared with the prior art, the automatic film coating device is provided with the lifting channel at the periphery of the film sticking platform, when coating the film, firstly, the film is stuck on the film sticking platform, then, the formed part is placed on the film, then, the jacking component is started, the jacking component drives the jacking component to move upwards, the jacking component pushes the film at the periphery of the film sticking platform upwards, when the jacking component is lifted to be level with the formed part, the clamping component is started, the jacking component and the formed part are tightly stuck together by the clamping component, so that the formed part is fixed, the film at the periphery of the formed part is upwards turned by 90 degrees to be in an upright state while the jacking component clamps the formed part, and then, the crimping device is started, and the film at the periphery of the formed part is crimped on the surface of the formed part; therefore, the whole process of manual enveloping is simulated in the enveloping process, the enveloping is completed automatically under the condition of no human interference, the enveloping efficiency is high, and the quality is stable.

Preferably, the lifting channel comprises two first channels which are oppositely arranged on two sides of the film sticking platform, the pushing piece comprises two pushing plates which are respectively arranged in the two first channels, and the clamping assembly comprises a first clamping assembly which is used for driving the two pushing plates to move oppositely so as to clamp the formed piece.

Preferably, the jacking assembly comprises two first jacking assemblies respectively connected with the two push plates, and the two first jacking assemblies are respectively connected with the first clamping assembly through a connecting arm.

Preferably, the lifting channel further comprises a second channel arranged at one end of the film pasting platform, the pushing piece further comprises a roller arranged in the second channel, the jacking assembly further comprises a second jacking assembly arranged below the second channel and connected with the roller, the clamping assembly further comprises a second clamping assembly connected with the second jacking assembly, and the second clamping assembly provides lateral pushing force for the second jacking assembly to move towards the end wall of the film pasting platform.

Preferably, the crimping device comprises a first crimping device and a second crimping device, the first crimping device and the second crimping device are respectively arranged at one side of the two first channels and are used for respectively crimping the thin films at the two first channels onto the forming member.

Preferably, the first crimping device comprises a first push roller and a first driver for driving the first push roller to move close to or away from the forming member, and the second crimping device comprises a second push roller and a second driver for driving the second push roller to move close to or away from the forming member.

Preferably, the first crimping device further comprises a third jacking assembly, the second crimping device further comprises a fourth jacking assembly, the third jacking assembly is used for driving the first push roller and the first driver to move up and down, and the fourth jacking assembly is used for driving the second push roller and the second driver to move up and down.

Preferably, the crimping device further comprises a third crimping device, which is arranged at one side of the second channel and is used for crimping the thin film at the second channel on the forming member; the third crimping device comprises a pressing plate and a third driver, the pressing plate is arranged close to one side of the second channel, the third driver is connected with the pressing plate, and the third driver is used for driving the pressing plate to move close to or far away from the forming piece.

Preferably, a plurality of air holes are formed in the upper surface of the film pasting platform, and a negative pressure pumping device communicated with the air holes is arranged on the film pasting platform.

Preferably, a main jacking assembly is further arranged below the film sticking platform and used for driving the first jacking assembly and the first clamping assembly to move up and down together.

Drawings

Fig. 1 is a schematic perspective view of an automated coating device according to an embodiment of the present invention.

Fig. 2 is a schematic partial structural diagram of an automated coating device according to an embodiment of the invention.

Fig. 3 is a schematic perspective view of a film pasting platform of an automated film wrapping apparatus according to an embodiment of the invention.

Fig. 4 is a perspective view of a supporting structure of an automated coating device according to an embodiment of the invention.

FIG. 5 is a schematic perspective view of a push plate and its accessories of an automated coating apparatus according to an embodiment of the present invention.

FIG. 6 is a schematic perspective view of a roller and its accessories of an automated coating device according to an embodiment of the present invention.

Fig. 7 is a schematic perspective view of a first pressing device of an automated encapsulation device according to an embodiment of the invention.

FIG. 8 is a schematic perspective view of a second pressing device of an automated encapsulation device according to an embodiment of the present invention.

Fig. 9 is a schematic perspective view of a third pressing device of the automated encapsulation device according to an embodiment of the invention.

FIG. 10 is a perspective view of a first clamping assembly of an automated encapsulation apparatus according to an embodiment of the present invention.

FIG. 11 is a schematic plan view of a film according to an embodiment of the present invention.

Detailed Description

In order to explain technical contents, structural features, implementation principles, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in combination with the embodiments. In the following embodiments, the upper, lower, left and right are based on the reference in the drawings, and the present invention is not particularly limited.

The invention discloses an automatic film wrapping device, which can be used for wrapping formed parts such as a mobile phone 9, a flat plate, a square box and the like by covering films as shown in figures 1 to 3 so as to protect the objects from being abraded in the transportation process, and the mobile phone 9 is taken as an example for description. The automatic coating device of this embodiment includes pad pasting platform 2, top and pushes away piece, jacking subassembly, clamping components and crimping device. As shown in fig. 3, the periphery of the film pasting platform 2 is provided with

lifting channels

20, 21, and pushing members are arranged in the

lifting channels

20, 21, and the pushing members can move up and down along the

lifting channels

20, 21. And a jacking assembly and a clamping assembly which are connected with the jacking piece are arranged below the

lifting channels

20 and 21, the jacking assembly is used for driving the jacking piece to move up and down, and the clamping assembly is used for driving the jacking piece to clamp the mobile phone 9. The crimping device is arranged on the periphery of the film sticking platform 2 and is used for crimping the film 8 standing on the periphery of the mobile phone 9 on the mobile phone 9.

The automatic film coating device with the structure comprises the following working processes: firstly, a film 8 is attached to a film attaching platform 2, a mobile phone 9 is placed on the film 8, then a jacking component is started, the jacking component drives a jacking part to move upwards, the jacking part pushes the film 8 on the periphery of the film attaching platform 2 upwards, when the jacking part is lifted to be flush with the mobile phone 9, a clamping component is started, the clamping component enables the jacking part to be closely attached to the mobile phone 9, so that the mobile phone 9 is fixed, the jacking part clamps the mobile phone 9 and also enables the film 8 on the periphery of the mobile phone 9 to upwards turn over for 90 degrees to be in an upright state, then a crimping device is started, and the film 8 on the periphery of the mobile phone 9 is crimped on the surface of the mobile phone 9. Therefore, the whole process of manual enveloping is simulated in the enveloping process, the enveloping is completed automatically under the condition of no human interference, the enveloping efficiency is high, and the quality is stable. Preferably, as shown in fig. 3, the upper surface of the film pasting platform 2 is provided with a plurality of air holes 22, the film pasting platform 2 is provided with a negative pressure pumping device 5 communicated with the plurality of air holes 22, when the film 8 is pasted on the film pasting platform 2, the negative pressure pumping device 5 is started, and the film 8 is sucked on the film pasting platform 2 through the plurality of air holes 22 on the film pasting platform 2, so that the film is not moved back and forth, and the film coating quality is ensured.

Specifically, as shown in fig. 4, the film sticking platform 2 is fixed on a supporting table 10, a through groove 100 is provided in the middle of the supporting table 10, a lifting channel on the film sticking platform 2 is communicated with the through groove 100, and the jacking assembly and the pressing assembly are both disposed below the through groove 100.

In another preferred embodiment of the automatic film wrapping apparatus of the present invention, please refer to fig. 3, fig. 5 and fig. 10 in combination, the lifting channel includes two first channels 20 oppositely disposed at two sides of the film sticking platform 2, and correspondingly, the pushing member includes two pushing plates 30 respectively disposed in the two first channels 20, the clamping assembly includes a first clamping assembly 32 for driving the two pushing plates 30 to move in opposite directions to clamp the mobile phone 9, when the first clamping assembly 32 is activated, the first clamping assembly 32 drives the two pushing plates 30 to move towards two side walls of the mobile phone 9 simultaneously, so as to clamp the mobile phone 9. Further, the jacking assembly includes two first jacking assemblies 31 respectively connected to the two push plates 30, the two first jacking assemblies 31 are respectively connected to the first clamping assembly 32 through a connecting arm 321, in this embodiment, please refer to fig. 10 in combination, the first jacking assembly 31 is a jacking cylinder moving up and down, the first clamping assembly 32 is a parallel cylinder, a sliding slot 322 is disposed on the parallel cylinder, two sliding blocks 320 sliding along the sliding slot 322 are mounted on the sliding slot 322, the connecting arm 321 connected to the two first jacking assemblies 31 is respectively connected to one sliding block 320, the parallel cylinder drives the two first jacking assemblies 31 to move in opposite directions by driving the two sliding blocks 320 to move in opposite directions, and the two first jacking assemblies 31 further drive the two push plates 30 to move in opposite directions to form a clamping of the mobile phone 9. The parallel air cylinder acts stably and can provide enough clamping force for the two push plates 30.

In a further improvement, please refer to fig. 3 and fig. 6 in combination, the lifting channel further includes a second channel 21 disposed at an end of the film pasting platform 2, the pushing member further includes a roller 40 disposed in the second channel 21, the jacking assembly further includes a second jacking assembly 41 disposed below the second channel 21 and connected to the roller 40, the clamping assembly further includes a second clamping assembly 42 connected to the second jacking assembly 41, and the second clamping assembly 42 provides a lateral pushing force for the second jacking assembly 41 to move towards the end wall of the film pasting platform 2. In this embodiment, the second jacking component 41 is a cylinder moving up and down, the second clamping component 42 is a cylinder moving back and forth, the second jacking component 41 is connected with the second clamping component 42 (that is, the second jacking component 41 is connected with the piston rod 44 of the cylinder serving as the second clamping component 42), before the second jacking component 41 is started, the second clamping component 42 is started to push the second jacking component 41 to move towards the second channel 21, so that the roller 40 moves close to the end of the mobile phone 9 when the second jacking component 41 drives the roller 40 to move upwards, and the film 8 at the second channel 21 is closed to the end of the mobile phone 9 to be turned upwards. Preferably, a slide way 43 connected with the second clamping assembly 42 is arranged along the moving direction of the piston rod 44 of the air cylinder used as the second clamping assembly 42, and the second clamping assembly 42 drives the second jacking assembly 41 to approach or move away from the mobile phone 9 along the slide way 43. According to the embodiment, the automatic film wrapping device can wrap the film along the side wall direction of the mobile phone 9 and the end direction of the mobile phone 9.

In addition, for the mobile phones 9 with different thicknesses and different distances between the upper surface thereof and the crimping device, in order to eliminate the influence caused by the distance change, as shown in fig. 5, a main jacking component 7 is further arranged below the film sticking platform 2, and the main jacking component 7 is used for driving the first jacking component 31 and the first clamping component 32 to move up and down together. After the mobile phone 9 is clamped by the two push plates 30, the main jacking assembly 7 is started, the main jacking assembly 7 drives the first jacking assembly 31 and the first clamping assembly 32 to move up and down together, so that the mobile phone 9 is driven to move up and down by the two push plates 30, and the purpose of adjusting the distance between the upper surface of the mobile phone 9 and the crimping device is achieved.

In another preferred embodiment of the automated encapsulation apparatus of the present invention, referring to fig. 1 and fig. 7 to fig. 9, the pressing device includes a first pressing device 60, a second pressing device 61 and a third pressing device 62, the first pressing device 60 and the second pressing device 61 are respectively disposed at one side of the two first channels 20 for pressing the films 8 at the two first channels 20 onto the mobile phone 9, and the second pressing device 61 is disposed at one side of the second channel 21 for pressing the films 8 at the second channel 21 onto the mobile phone 9. Further, the first crimping device 60 includes a first push roller 600 and a first driver 601 that drives the first push roller 600 to move left and right (to approach or move away from the cell phone 9), and the second crimping device 61 includes a second push roller 610 and a second driver 611 that drives the second push roller 610 to move left and right (to approach or move away from the cell phone 9). The third press-bonding device 62 includes a press plate 620 provided near one side of the second passage 21, and a third driver 621 connected to the press plate 620, the third driver 621 being for driving the press plate 620 forward and backward (toward or away from the cellular phone 9).

As shown in fig. 11, the film 8 used in the automated coating apparatus of the present invention includes an a portion 80, a B portion 81, and a C portion 82 for pressure bonding, and a main body portion D83, and a glue is attached to the back surface of the a portion 80, and in this embodiment, the double-sided tape is a double-sided tape, and the a portion 80 and the C portion 82 are longer than the B portion 81 and substantially equal to the length of the cellular phone 9, and the length of the B portion 81 is required as long as the end portion of the cellular phone 9 can be wrapped. When the envelope is coated, the mobile phone 9 is placed on the D part 83, and then the A part 80, the B part 81 and the C part 82 are turned upwards by 90 degrees and pressed together.

The process of coating the mobile phone 9 by using the film 8 by using the automatic coating device with the structure comprises the following steps:

firstly, a film 8(OPP film) is placed on a film pasting platform 2, when the film 8 is placed, a D part 83 of the film 8 is aligned with the film pasting platform 2, an A part 80, a B part 81 and a C part 82 are located on the periphery of the film pasting platform 2, then a mobile phone 9 is placed on the D part 83 of the film 8, then two first jacking components 31 are started, the two first jacking components 31 drive two pushing plates 30 to move upwards, the two pushing plates 30 move upwards and push up the A part 80 and the C part 82 of the film 8 at the same time, when the two pushing plates 30 are lifted to be level with the mobile phone 9, a first clamping component 32 is started, the two pushing plates 30 are driven by the first clamping component 32 to move oppositely, so that two sides of the mobile phone 9 are clamped, the mobile phone 9 is fixed, and when the mobile phone 9 is clamped by the two pushing plates 30, the A part 80 and the C part 82 of the film 8 on the left side and the right side of the mobile phone 9 are also upwards. Then the main jacking assembly 7 is started, the main jacking assembly 7 drives the first jacking assembly 31 and the first clamping assembly 32 to move up and down together, and further drives the mobile phone 9 to move up and down together through the two push plates 30, so as to adjust the distance between the upper surface of the mobile phone 9 and the crimping device, after the adjustment is finished, the second clamping assembly 42 and the second jacking assembly 41 are started, under the dual actions of the second clamping assembly 42 and the second jacking assembly 41, the roller 40 clings to the end wall of the film sticking platform 2 to move upwards, so that the part B81 of the film 8 at the end part of the mobile phone 9 is turned upwards by 90 degrees to be in an upright state, then the first crimping device 60 is started, the first driver 601 drives the first push roller 600 to roll towards the part A80 of the film 8, and the part A80 is crimped on the surface of the mobile phone 9, and it is required that the first push roller 600 rolls towards the part A80 of the film 8, so as close to the double-sided adhesive on the part A, but not the double sided tape. Then, the third pressing device 62 is started, the B part 81 of the film 8 is pressed down by the pressing plate 620, since the back surface of the a part 80 has the double-sided adhesive tape, the B part 81 and the a part 80 are adhered together by the double-sided adhesive tape, then the second pressing device 61 is started, the second driver 611 drives the second push roller 610 to roll towards the C part 82 of the film 8, the C part 82 is pressed on the a part 80 on the mobile phone 9, similarly, the C part 82 and the a part 80 are adhered together by the double-sided adhesive tape on the back surface of the a part 80 and pressed on the surface of the mobile phone 9, at this time, the double-sided adhesive tape on the a part 80 is covered by the B part 81 and the C part 82, so that the first driver 601 and the second driver 611 are simultaneously started, so that the first push roller 600 and the second push roller 610 synchronously move towards the C part 82 side of the film 8 to press the film 8, thereby completing the whole film wrapping work.

According to the above coating process, the automatic coating device of the present invention has a high requirement on the precision of the first driver 601, in this embodiment, the first driver 601 is a servo motor propulsion unit, the second driver 611 is a cylinder propulsion unit, and the control precision of the servo motor is high, which can meet the requirement of the first driver 601 in this embodiment.

After the film 8 is pressed, the mobile phone 9 needs to be taken down from the film platform 2, and preferably, referring to fig. 7 and 8 again, the first pressing device 60 is further provided with a third jacking assembly 602 connected to the first driver 601, the third jacking assembly 602 is used for driving the first push roller 600 and the first driver 601 to move up and down, the second pressing device 61 further comprises a fourth jacking assembly 612 connected to the second driver 611, and the fourth jacking assembly 612 is used for driving the second push roller 610 and the second driver 611 to move up and down. After the crimping operation is finished, the third jacking assembly 602 and the fourth jacking assembly 612 are started to jack the first push roller 600 and the second push roller 610, the first push roller 600 and the second push roller 610 reset after being lifted, the pressing plate 620 resets, then the pushing plate 30 and the roller 40 reset, and the mobile phone 9 wrapped with the film is taken down. In this embodiment, the third jacking assembly 602 and the fourth jacking assembly 612 are both cylinder assemblies.

After the film wrapping work is finished, the mobile phone 9 needs to be placed at a designated position, and in order to facilitate the work, please refer to fig. 4, the automatic film wrapping device further comprises a base 11 installed below the film attaching platform 2, the base 11 is installed on a pair of slide rails 12, the base 11 is driven to slide along the slide rails 12 through a transfer cylinder 13, so that a film wrapping station and a blanking station can be arranged along the slide rails 12, and after the film wrapping work is finished, the transfer cylinder 13 drives the base 11 to slide to the blanking station, so that the blanking is facilitated, and the working efficiency of the whole film wrapping is improved.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the present invention, which is therefore intended to cover all equivalent changes and modifications within the scope of the present invention.

Claims

1. An automatic film coating device for packaging a formed part with a protective film, the automatic film coating device comprising:

the film pasting platform is used for bearing the formed part, and a lifting channel is arranged at the periphery of the film pasting platform;

the pushing piece is arranged in the lifting channel and can move up and down along the lifting channel so as to push up the film on the periphery of the film pasting platform;

the jacking assembly is arranged below the lifting channel and connected with the jacking piece, and is used for driving the jacking piece to move up and down;

the clamping assembly is arranged below the lifting channel and connected with the pushing piece, and the clamping assembly is used for driving the pushing piece to clamp the forming piece;

the crimping device is arranged at the periphery of the film sticking platform and is used for crimping the thin film standing on the periphery of the formed part on the formed part;

the lifting channel comprises two first channels which are oppositely arranged on two sides of the film sticking platform, the pushing piece comprises two push plates which are respectively arranged in the two first channels, and the clamping assembly comprises a first clamping assembly which is used for driving the two push plates to move oppositely so as to clamp the formed part;

the lifting channel further comprises a second channel arranged at one end of the film pasting platform, the jacking component further comprises a roller arranged in the second channel, the jacking component further comprises a second jacking component arranged below the second channel and connected with the roller, the clamping component further comprises a second clamping component connected with the second jacking component, and the second clamping component provides the second jacking component with a side thrust moving towards the end wall direction of the film pasting platform;

the crimping device further comprises a third crimping device, the third crimping device is arranged on one side of the second channel and is used for crimping the thin film positioned at the second channel on the forming piece; the third crimping device comprises a pressing plate and a third driver, the pressing plate is arranged close to one side of the second channel, the third driver is connected with the pressing plate, and the third driver is used for driving the pressing plate to move close to or far away from the forming piece.

2. The automatic film wrapping device according to claim 1, wherein the jacking assembly comprises two first jacking assemblies respectively connected with the two push plates, and the two first jacking assemblies are respectively connected with the first clamping assembly through a connecting arm.

3. The automated encapsulation device according to claim 1, wherein the crimping device comprises a first crimping device and a second crimping device, the first crimping device and the second crimping device are respectively arranged at one side of the two first channels and are used for respectively crimping the thin films at the two first channels onto the forming member.

4. The automated encapsulation device of claim 3, the first crimping device including a first push roller and a first actuator that drives the first push roller to move toward or away from the molding member, the second crimping device including a second push roller and a second actuator that drives the second push roller to move toward or away from the molding member.

5. The automated encapsulation device of claim 4, the first crimping device further comprising a third jacking assembly, the second crimping device further comprising a fourth jacking assembly, the third jacking assembly being configured to drive the first push roller and the first driver to move up and down, the fourth jacking assembly being configured to drive the second push roller and the second driver to move up and down.

6. The automated film wrapping apparatus according to claim 1, wherein a plurality of air holes are formed on an upper surface of the film attaching platform, and a negative pressure pumping device communicated with the plurality of air holes is arranged on the film attaching platform.

7. The automatic film wrapping device according to claim 2, wherein a main jacking assembly is further arranged below the film sticking platform and used for driving the first jacking assembly and the first clamping assembly to move up and down together.